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January 2018

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commit rubygem-uglifier for openSUSE:Factory
by root＠hilbert.suse.de 02 Jan '18

02 Jan '18

Hello community, here is the log from the commit of package rubygem-uglifier for openSUSE:Factory checked in at 2018-01-02 16:35:50 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Comparing /work/SRC/openSUSE:Factory/rubygem-uglifier (Old) and /work/SRC/openSUSE:Factory/.rubygem-uglifier.new (New) ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Package is "rubygem-uglifier" Tue Jan 2 16:35:50 2018 rev:32 rq:561140 version:4.1.2 Changes: -------- --- /work/SRC/openSUSE:Factory/rubygem-uglifier/rubygem-uglifier.changes 2017-12-19 10:56:33.286948339 +0100 +++ /work/SRC/openSUSE:Factory/.rubygem-uglifier.new/rubygem-uglifier.changes 2018-01-02 16:35:58.668664795 +0100 @@ -1,0 +2,7 @@ +Tue Jan 2 09:31:36 UTC 2018 - dkang(a)suse.com + +- Updated to version 4.1.2 + + * update UglifyJS to 3.3.4 + +------------------------------------------------------------------- Old: ---- uglifier-4.0.2.gem New: ---- uglifier-4.1.2.gem ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Other differences: ------------------ ++++++ rubygem-uglifier.spec ++++++ --- /var/tmp/diff_new_pack.9foe4j/_old 2018-01-02 16:35:59.480394103 +0100 +++ /var/tmp/diff_new_pack.9foe4j/_new 2018-01-02 16:35:59.484392769 +0100 @@ -1,7 +1,7 @@ # # spec file for package rubygem-uglifier # -# Copyright (c) 2017 SUSE LINUX GmbH, Nuernberg, Germany. +# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany. # # All modifications and additions to the file contributed by third parties # remain the property of their copyright owners, unless otherwise agreed @@ -24,7 +24,7 @@ # Name: rubygem-uglifier -Version: 4.0.2 +Version: 4.1.2 Release: 0 %define mod_name uglifier %define mod_full_name %{mod_name}-%{version} ++++++ uglifier-4.0.2.gem -> uglifier-4.1.2.gem ++++++ diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/.travis.yml new/.travis.yml --- old/.travis.yml 2017-12-10 19:31:59.000000000 +0100 +++ new/.travis.yml 2017-12-30 19:58:34.000000000 +0100 @@ -5,29 +5,30 @@ - 1.9.3 - 2.0.0 - 2.1.10 - - 2.2.8 - - 2.3.5 - - 2.4.2 + - 2.2.9 + - 2.3.6 + - 2.4.3 + - 2.5.0 - ruby-head - jruby-19mode - - jruby-9.1.13.0 + - jruby-9.1.15.0 before_install: - - gem install bundler -v 1.15.4 + - gem install bundler -v 1.16.1 git: submodules: false gemfile: - Gemfile matrix: include: - - rvm: 2.4.2 + - rvm: 2.5.0 gemfile: gemfiles/rubyracer - - rvm: jruby-9.1.13.0 + - rvm: jruby-9.1.15.0 gemfile: gemfiles/rubyrhino - - rvm: 2.4.2 + - rvm: 2.5.0 gemfile: gemfiles/alaska env: ALASKA=1 allow_failures: - - rvm: 2.4.2 + - rvm: 2.5.0 gemfile: gemfiles/alaska env: ALASKA=1 - rvm: ruby-head diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/CHANGELOG.md new/CHANGELOG.md --- old/CHANGELOG.md 2017-12-10 19:31:59.000000000 +0100 +++ new/CHANGELOG.md 2017-12-30 19:58:34.000000000 +0100 @@ -1,4 +1,17 @@ -## 4.0.2 +## 4.1.2 (30 December 2017) + +- update UglifyJS to 3.3.4 + +## 4.1.1 (29 December 2017) + +- update UglifyJS to 3.3.3 + +## 4.1.0 (28 December 2017) + +- update UglifyJS to 3.3.2 +- `cascade` compress option is merged into `collapse_vars` + +## 4.0.2 (10 December 2017) - update UglifyJS to 3.2.2 - show harmony suggestion when using for-of loops diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/CONTRIBUTING.md new/CONTRIBUTING.md --- old/CONTRIBUTING.md 2017-12-10 19:31:59.000000000 +0100 +++ new/CONTRIBUTING.md 2017-12-30 19:58:34.000000000 +0100 @@ -28,14 +28,19 @@ git submodule update --init -After that, UglifyJS and source-map are checked out under `vendor/uglifyjs` and `vendor/source-map`. +After that, UglifyJS can be updated to a specific version with rake task. -Use Git commands (e.g. git checkout master) to change the included version. You can even write custom code to yourself. After changing the dependencies, compile new version of the bundled JS file using + rake uglifyjs:update VERSION=3.3.4 - bundle exec rake js +To compile JS with dependencies, run -After this, the new JS is used in your development version. + rake uglifyjs:build +You can even write custom patches to UglifyJS in `vendor/uglifyjs` and `vendor/uglifyjs-harmony` directories and compile the bundles JS using the command above. However, for the changes to be releasable, they should be in UglifyJS repository. + +To automatically update UglifyJS version and commit changes + + rake uglifyjs VERSION=3.3.4 ## Reporting issues diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/README.md new/README.md --- old/README.md 2017-12-10 19:31:59.000000000 +0100 +++ new/README.md 2017-12-30 19:58:34.000000000 +0100 @@ -3,16 +3,44 @@ Ruby wrapper for [UglifyJS](https://github.com/mishoo/UglifyJS2) JavaScript compressor. -UglifyJS currently is known to work quite well with ES5. Experimental -ES6/Harmony support can be enabled with `:harmony => true` option. -See [UglifyJS2#448](https://github.com/mishoo/UglifyJS2/issues/448) for more -details. +UglifyJS currently is extensively tested with ES5, but also includes experimental ES6/ES2015+/Harmony support. -Transpiling to ES5 (with e.g. [babel-transpiler](https://github.com/babel/ruby-babel-transpiler)) is -recommended. For directly minifying ES6 code, [Closure Compiler](https://github.com/documentcloud/closure-compiler) is a more suitable option. +More stable alternatives for working with ES6 code is to first transpile to ES5 with e.g. [babel-transpiler](https://github.com/babel/ruby-babel-transpiler) or using [Closure Compiler](https://github.com/documentcloud/closure-compiler) to directly minify ES6 code. [![Build Status](https://travis-ci.org/lautis/uglifier.svg?branch=master)](https://t… +## ES6 / ES2015+ / Harmony mode + +When using Uglifier with ES6 syntax without any options, an error will be +thrown. + +``` +Uglifier::Error: Unexpected token: punc ((). To use ES6 syntax, harmony mode must be enabled with Uglifier.new(:harmony => true). +``` + +The experimental ES6 syntax support can be enabled by passing `:harmony => true` +option to Uglifier. + +```ruby +Uglifier.compile(js, harmony: true) +``` + +### Rails + +When used in Rails, replace + +```ruby +config.assets.js_compressor = :uglifier +``` + +with + +```ruby +config.assets.js_compressor = Uglifier.new(harmony: true) +``` + +in `config/environments/production.rb`. + ## Installation Uglifier is available as a ruby gem. @@ -107,7 +135,6 @@ :hoist_vars => false, # Hoist var declarations :if_return => true, # Optimizations for if/return and if/continue :join_vars => true, # Join consecutive var statements - :cascade => true, # Cascade sequences :collapse_vars => false, # Collapse single-use var and const definitions when possible. :reduce_funcs => false, # Inline single-use functions as function expressions. Depends on reduce_vars. :reduce_vars => false, # Collapse variables assigned with and used as constant values. diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/Rakefile new/Rakefile --- old/Rakefile 2017-12-10 19:31:59.000000000 +0100 +++ new/Rakefile 2017-12-30 19:58:34.000000000 +0100 @@ -1,5 +1,7 @@ # encoding: utf-8 +# rubocop:disable Metrics/BlockLength + require 'fileutils' require 'bundler/gem_tasks' require 'rspec/core/rake_task' @@ -7,34 +9,85 @@ spec.pattern = FileList['spec/**/*_spec.rb'] end -desc "Rebuild lib/uglify.js" -task :js do - cd 'vendor/source-map/' do - `npm install --no-package-lock --no-save` - end +def version + ENV.fetch('VERSION') +end - cd 'vendor/uglifyjs/' do - # required to run ./uglifyjs2 --self; not bundled. - `npm install --no-package-lock --no-save` +HEADER = "## next" + +def changelog_tail + changelog = File.read("CHANGELOG.md") + if changelog.start_with?(HEADER) + changelog[HEADER.length + 2..-1] + else + "\n" + changelog end +end - cd 'vendor/uglifyjs-harmony' do - # required to run ./uglifyjs2 --self; not bundled. - `npm install --no-package-lock --no-save` +namespace :uglifyjs do + desc "Update UglifyJS source to version specified in VERSION environment variable" + task :update do + cd 'vendor/uglifyjs' do + `git fetch && git checkout v#{version}` + end + + cd 'vendor/uglifyjs-harmony' do + `git fetch && git checkout harmony-v#{version}` + end end - FileUtils.cp("vendor/source-map/dist/source-map.js", "lib/source-map.js") + desc "Rebuild lib/uglify*.js" + task :build do + cd 'vendor/source-map/' do + `npm install --no-package-lock --no-save` + end + + cd 'vendor/uglifyjs/' do + # required to run ./uglifyjs2 --self; not bundled. + `npm install --no-package-lock --no-save` + end + + cd 'vendor/uglifyjs-harmony' do + # required to run ./uglifyjs2 --self; not bundled. + `npm install --no-package-lock --no-save` + end + + FileUtils.cp("vendor/source-map/dist/source-map.js", "lib/source-map.js") - source = `./vendor/uglifyjs/bin/uglifyjs --self --comments /Copyright/` - File.write("lib/uglify.js", source) + source = `./vendor/uglifyjs/bin/uglifyjs --self --comments /Copyright/` + File.write("lib/uglify.js", source) - harmony_source = `./vendor/uglifyjs-harmony/bin/uglifyjs --self --comments /Copyright/` - File.write("lib/uglify-harmony.js", harmony_source) + harmony_source = `./vendor/uglifyjs-harmony/bin/uglifyjs --self --comments /Copyright/` + File.write("lib/uglify-harmony.js", harmony_source) - FileUtils.cp("vendor/split/split.js", "lib/split.js") - `patch -p1 -i patches/es5-string-split.patch` + FileUtils.cp("vendor/split/split.js", "lib/split.js") + `patch -p1 -i patches/es5-string-split.patch` + end + + desc "Add UglifyJS version bump to changelog" + task :changelog do + item = "- update UglifyJS to #{version}" + changelog = "#{HEADER}\n\n#{item}\n#{changelog_tail}" + File.write("CHANGELOG.md", changelog) + end + + desc "Commit changes from UglifyJS version bump" + task :commit do + files = [ + 'CHANGELOG.md', + 'lib/uglify.js', + 'lib/uglify-harmony.js', + 'vendor/uglifyjs', + 'vendor/uglifyjs-harmony' + ] + `git add #{files.join(' ')}` + `git commit -m "Update UglifyJS to #{version}"` + end end +desc "Update UglifyJS to version specified in VERSION environment variable" +task :uglifyjs => ['uglifyjs:update', 'uglifyjs:build', 'uglifyjs:changelog', 'uglifyjs:commit'] + begin require 'rubocop/rake_task' RuboCop::RakeTask.new(:rubocop) Binary files old/checksums.yaml.gz and new/checksums.yaml.gz differ diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/lib/uglifier/version.rb new/lib/uglifier/version.rb --- old/lib/uglifier/version.rb 2017-12-10 19:31:59.000000000 +0100 +++ new/lib/uglifier/version.rb 2017-12-30 19:58:34.000000000 +0100 @@ -1,4 +1,4 @@ class Uglifier # Current version of Uglifier. - VERSION = "4.0.2" + VERSION = "4.1.2" end diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/lib/uglifier.rb new/lib/uglifier.rb --- old/lib/uglifier.rb 2017-12-10 19:31:59.000000000 +0100 +++ new/lib/uglifier.rb 2017-12-30 19:58:34.000000000 +0100 @@ -72,7 +72,6 @@ :hoist_vars => false, # Hoist var declarations :if_return => true, # Optimizations for if/return and if/continue :join_vars => true, # Join consecutive var statements - :cascade => true, # Cascade sequences :collapse_vars => true, # Collapse single-use var and const definitions when possible. :reduce_funcs => false, # Inline single-use functions as function expressions. Depends on reduce_vars. :reduce_vars => false, # Collapse variables assigned with and used as constant values. diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/lib/uglify-harmony.js new/lib/uglify-harmony.js --- old/lib/uglify-harmony.js 2017-12-10 19:31:59.000000000 +0100 +++ new/lib/uglify-harmony.js 2017-12-30 19:58:34.000000000 +0100 @@ -1,4 +1,5 @@ -(function(exports){/*********************************************************************** +(function(exports){ +/*********************************************************************** A JavaScript tokenizer / parser / beautifier / compressor. https://github.com/mishoo/UglifyJS2 @@ -40,7 +41,8 @@ SUCH DAMAGE. ***********************************************************************/ -"use strict";function slice(a,start){return Array.prototype.slice.call(a,start||0)}function characters(str){return str.split("")}function member(name,array){return array.indexOf(name)>=0}function 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AST_Dot&&p.expression===node||p instanceof AST_Sub&&p.expression===node||p instanceof AST_Conditional&&p.condition===node||p instanceof AST_Binary&&p.left===node||p instanceof AST_UnaryPostfix&&p.expression===node){node=p}else{return false}}} +/*********************************************************************** A JavaScript tokenizer / parser / beautifier / compressor. https://github.com/mishoo/UglifyJS2 @@ -82,7 +84,8 @@ SUCH DAMAGE. ***********************************************************************/ -"use strict";function DEFNODE(type,props,methods,base){if(arguments.length<4)base=AST_Node;if(!props)props=[];else props=props.split(/\s+/);var self_props=props;if(base&&base.PROPS)props=props.concat(base.PROPS);var code="return function AST_"+type+"(props){ if (props) { ";for(var i=props.length;--i>=0;){code+="this."+props[i]+" = props."+props[i]+";"}var proto=base&&new base;if(proto&&proto.initialize||methods&&methods.initialize)code+="this.initialize();";code+="}}";var ctor=new Function(code)();if(proto){ctor.prototype=proto;ctor.BASE=base}if(base)base.SUBCLASSES.push(ctor);ctor.prototype.CTOR=ctor;ctor.PROPS=props||null;ctor.SELF_PROPS=self_props;ctor.SUBCLASSES=[];if(type){ctor.prototype.TYPE=ctor.TYPE=type}if(methods)for(i in methods)if(HOP(methods,i)){if(/^\$/.test(i)){ctor[i.substr(1)]=methods[i]}else{ctor.prototype[i]=methods[i]}}ctor.DEFMETHOD=function(name,method){this.prototype[name]=method};if(typeof exports!=="undefined"){exports["AST_"+type]=ctor}return ctor}var AST_Token=DEFNODE("Token","type value line col pos endline endcol endpos nlb comments_before file raw",{},null);var AST_Node=DEFNODE("Node","start end",{_clone:function(deep){if(deep){var self=this.clone();return self.transform(new TreeTransformer(function(node){if(node!==self){return node.clone(true)}}))}return new this.CTOR(this)},clone:function(deep){return this._clone(deep)},$documentation:"Base class of all AST nodes",$propdoc:{start:"[AST_Token] The first token of this 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only makes sense as part of a `try` statement",$propdoc:{argname:"[AST_SymbolCatch|AST_Destructuring|AST_Expansion|AST_DefaultAssign] symbol for the exception"},_walk:function(visitor){return visitor._visit(this,function(){this.argname._walk(visitor);walk_body(this,visitor)})}},AST_Block);var AST_Finally=DEFNODE("Finally",null,{$documentation:"A `finally` node; only makes sense as part of a `try` statement"},AST_Block);var AST_Definitions=DEFNODE("Definitions","definitions",{$documentation:"Base class for `var` or `const` nodes (variable declarations/initializations)",$propdoc:{definitions:"[AST_VarDef*] array of variable definitions"},_walk:function(visitor){return visitor._visit(this,function(){var definitions=this.definitions;for(var i=0,len=definitions.length;i<len;i++){definitions[i]._walk(visitor)}})}},AST_Statement);var AST_Var=DEFNODE("Var",null,{$documentation:"A `var` statement"},AST_Definitions);var AST_Let=DEFNODE("Let",null,{$documentation:"A `let` statement"},AST_Definitions);var AST_Const=DEFNODE("Const",null,{$documentation:"A `const` statement"},AST_Definitions);var AST_NameMapping=DEFNODE("NameMapping","foreign_name name",{$documentation:"The part of the export/import statement that declare names from a module.",$propdoc:{foreign_name:"[AST_SymbolExportForeign|AST_SymbolImportForeign] The name being exported/imported (as specified in the module)",name:"[AST_SymbolExport|AST_SymbolImport] The name as it is visible to this module."},_walk:function(visitor){return visitor._visit(this,function(){this.foreign_name._walk(visitor);this.name._walk(visitor)})}});var AST_Import=DEFNODE("Import","imported_name imported_names module_name",{$documentation:"An `import` statement",$propdoc:{imported_name:"[AST_SymbolImport] The name of the variable holding the module's default export.",imported_names:"[AST_NameMapping*] The names of non-default imported variables",module_name:"[AST_String] String literal describing where this module came from"},_walk:function(visitor){return visitor._visit(this,function(){if(this.imported_name){this.imported_name._walk(visitor)}if(this.imported_names){this.imported_names.forEach(function(name_import){name_import._walk(visitor)})}this.module_name._walk(visitor)})}});var AST_Export=DEFNODE("Export","exported_definition exported_value is_default exported_names module_name",{$documentation:"An `export` statement",$propdoc:{exported_definition:"[AST_Defun|AST_Definitions|AST_DefClass?] An exported definition",exported_value:"[AST_Node?] An exported value",exported_names:"[AST_NameMapping*?] List of exported names",module_name:"[AST_String?] Name of the file to load exports from",is_default:"[Boolean] Whether this is the default exported value of this module"},_walk:function(visitor){visitor._visit(this,function(){if(this.exported_definition){this.exported_definition._walk(visitor)}if(this.exported_value){this.exported_value._walk(visitor)}if(this.exported_names){this.exported_names.forEach(function(name_export){name_export._walk(visitor)})}if(this.module_name){this.module_name._walk(visitor)}})}},AST_Statement);var AST_VarDef=DEFNODE("VarDef","name value",{$documentation:"A variable declaration; only appears in a AST_Definitions node",$propdoc:{name:"[AST_Destructuring|AST_SymbolConst|AST_SymbolLet|AST_SymbolVar] name of the variable",value:"[AST_Node?] initializer, or null of there's no initializer"},_walk:function(visitor){return visitor._visit(this,function(){this.name._walk(visitor);if(this.value)this.value._walk(visitor)})}});var AST_Call=DEFNODE("Call","expression args",{$documentation:"A function call expression",$propdoc:{expression:"[AST_Node] expression to invoke as function",args:"[AST_Node*] array of arguments"},_walk:function(visitor){return visitor._visit(this,function(){var args=this.args;for(var i=0,len=args.length;i<len;i++){args[i]._walk(visitor)}this.expression._walk(visitor)})}});var AST_New=DEFNODE("New",null,{$documentation:"An object instantiation. Derives from a function call since it has exactly the same properties"},AST_Call);var AST_Sequence=DEFNODE("Sequence","expressions",{$documentation:"A sequence expression (comma-separated expressions)",$propdoc:{expressions:"[AST_Node*] array of expressions (at least two)"},_walk:function(visitor){return visitor._visit(this,function(){this.expressions.forEach(function(node){node._walk(visitor)})})}});var AST_PropAccess=DEFNODE("PropAccess","expression property",{$documentation:'Base class for property access expressions, i.e. `a.foo` or `a["foo"]`',$propdoc:{expression:"[AST_Node] the “container” expression",property:"[AST_Node|string] the property to access. For AST_Dot this is always a plain string, while for AST_Sub it's an arbitrary AST_Node"}});var AST_Dot=DEFNODE("Dot",null,{$documentation:"A dotted property access expression",_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor)})}},AST_PropAccess);var AST_Sub=DEFNODE("Sub",null,{$documentation:'Index-style property access, i.e. `a["foo"]`',_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor);this.property._walk(visitor)})}},AST_PropAccess);var AST_Unary=DEFNODE("Unary","operator expression",{$documentation:"Base class for unary expressions",$propdoc:{operator:"[string] the operator",expression:"[AST_Node] expression that this unary operator applies to"},_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor)})}});var AST_UnaryPrefix=DEFNODE("UnaryPrefix",null,{$documentation:"Unary prefix expression, i.e. `typeof i` or `++i`"},AST_Unary);var AST_UnaryPostfix=DEFNODE("UnaryPostfix",null,{$documentation:"Unary postfix expression, i.e. `i++`"},AST_Unary);var AST_Binary=DEFNODE("Binary","operator left right",{$documentation:"Binary expression, i.e. `a + b`",$propdoc:{left:"[AST_Node] left-hand side expression",operator:"[string] the operator",right:"[AST_Node] right-hand side expression"},_walk:function(visitor){return visitor._visit(this,function(){this.left._walk(visitor);this.right._walk(visitor)})}});var AST_Conditional=DEFNODE("Conditional","condition consequent alternative",{$documentation:"Conditional expression using the ternary operator, i.e. `a ? b : c`",$propdoc:{condition:"[AST_Node]",consequent:"[AST_Node]",alternative:"[AST_Node]"},_walk:function(visitor){return visitor._visit(this,function(){this.condition._walk(visitor);this.consequent._walk(visitor);this.alternative._walk(visitor)})}});var AST_Assign=DEFNODE("Assign",null,{$documentation:"An assignment expression — `a = b + 5`"},AST_Binary);var AST_DefaultAssign=DEFNODE("DefaultAssign",null,{$documentation:"A default assignment expression like in `(a = 3) => a`"},AST_Binary);var AST_Array=DEFNODE("Array","elements",{$documentation:"An array literal",$propdoc:{elements:"[AST_Node*] array of elements"},_walk:function(visitor){return visitor._visit(this,function(){var elements=this.elements;for(var i=0,len=elements.length;i<len;i++){elements[i]._walk(visitor)}})}});var AST_Object=DEFNODE("Object","properties",{$documentation:"An object literal",$propdoc:{properties:"[AST_ObjectProperty*] array of properties"},_walk:function(visitor){return visitor._visit(this,function(){var properties=this.properties;for(var i=0,len=properties.length;i<len;i++){properties[i]._walk(visitor)}})}});var AST_ObjectProperty=DEFNODE("ObjectProperty","key value",{$documentation:"Base class for literal object properties",$propdoc:{key:"[string|AST_Node] the property name converted to a string for ObjectKeyVal. For setters, getters and computed property this is an arbitrary AST_Node",value:"[AST_Node] property value. 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Lexically scoped to its containing scope, and accessible within the class."},AST_SymbolBlockDeclaration);var AST_SymbolClass=DEFNODE("SymbolClass",null,{$documentation:"Symbol naming a class's name. Lexically scoped to the class."},AST_SymbolDeclaration);var AST_SymbolCatch=DEFNODE("SymbolCatch",null,{$documentation:"Symbol naming the exception in catch"},AST_SymbolBlockDeclaration);var AST_SymbolImport=DEFNODE("SymbolImport",null,{$documentation:"Symbol referring to an imported name"},AST_SymbolBlockDeclaration);var AST_SymbolImportForeign=DEFNODE("SymbolImportForeign",null,{$documentation:"A symbol imported from a module, but it is defined in the other module, and its real name is irrelevant for this module's purposes"},AST_Symbol);var AST_Label=DEFNODE("Label","references",{$documentation:"Symbol naming a label (declaration)",$propdoc:{references:"[AST_LoopControl*] a list of nodes referring to this label"},initialize:function(){this.references=[];this.thedef=this}},AST_Symbol);var AST_SymbolRef=DEFNODE("SymbolRef",null,{$documentation:"Reference to some symbol (not definition/declaration)"},AST_Symbol);var AST_SymbolExport=DEFNODE("SymbolExport",null,{$documentation:"Symbol referring to a name to export"},AST_SymbolRef);var AST_SymbolExportForeign=DEFNODE("SymbolExportForeign",null,{$documentation:"A symbol exported from this module, but it is used in the other module, and its real name is irrelevant for this module's purposes"},AST_Symbol);var AST_LabelRef=DEFNODE("LabelRef",null,{$documentation:"Reference to a label symbol"},AST_Symbol);var AST_This=DEFNODE("This",null,{$documentation:"The `this` symbol"},AST_Symbol);var AST_Super=DEFNODE("Super",null,{$documentation:"The `super` symbol"},AST_This);var AST_Constant=DEFNODE("Constant",null,{$documentation:"Base class for all constants",getValue:function(){return this.value}});var AST_String=DEFNODE("String","value quote",{$documentation:"A string literal",$propdoc:{value:"[string] the contents of this string",quote:"[string] the original quote character"}},AST_Constant);var AST_Number=DEFNODE("Number","value literal",{$documentation:"A number literal",$propdoc:{value:"[number] the numeric value",literal:"[string] numeric value as string (optional)"}},AST_Constant);var AST_RegExp=DEFNODE("RegExp","value",{$documentation:"A regexp literal",$propdoc:{value:"[RegExp] the actual regexp"}},AST_Constant);var AST_Atom=DEFNODE("Atom",null,{$documentation:"Base class for atoms"},AST_Constant);var AST_Null=DEFNODE("Null",null,{$documentation:"The `null` atom",value:null},AST_Atom);var AST_NaN=DEFNODE("NaN",null,{$documentation:"The impossible value",value:0/0},AST_Atom);var AST_Undefined=DEFNODE("Undefined",null,{$documentation:"The `undefined` value",value:function(){}()},AST_Atom);var AST_Hole=DEFNODE("Hole",null,{$documentation:"A hole in an array",value:function(){}()},AST_Atom);var AST_Infinity=DEFNODE("Infinity",null,{$documentation:"The `Infinity` value",value:1/0},AST_Atom);var AST_Boolean=DEFNODE("Boolean",null,{$documentation:"Base class for booleans"},AST_Atom);var AST_False=DEFNODE("False",null,{$documentation:"The `false` atom",value:false},AST_Boolean);var AST_True=DEFNODE("True",null,{$documentation:"The `true` atom",value:true},AST_Boolean);var AST_Await=DEFNODE("Await","expression",{$documentation:"An `await` statement",$propdoc:{expression:"[AST_Node] the mandatory expression being awaited"},_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor)})}});var AST_Yield=DEFNODE("Yield","expression is_star",{$documentation:"A `yield` statement",$propdoc:{expression:"[AST_Node?] the value returned or thrown by this statement; could be null (representing undefined) but only when is_star is set to false",is_star:"[Boolean] Whether this is a yield or yield* statement"},_walk:function(visitor){return visitor._visit(this,this.expression&&function(){this.expression._walk(visitor)})}});function TreeWalker(callback){this.visit=callback;this.stack=[];this.directives=Object.create(null)}TreeWalker.prototype={_visit:function(node,descend){this.push(node);var ret=this.visit(node,descend?function(){descend.call(node)}:noop);if(!ret&&descend){descend.call(node)}this.pop();return ret},parent:function(n){return this.stack[this.stack.length-2-(n||0)]},push:function(node){if(node instanceof AST_Lambda){this.directives=Object.create(this.directives)}else if(node instanceof AST_Directive&&!this.directives[node.value]){this.directives[node.value]=node}else if(node instanceof AST_Class){this.directives=Object.create(this.directives);if(!this.directives["use strict"]){this.directives["use strict"]=node}}this.stack.push(node)},pop:function(){var node=this.stack.pop();if(node instanceof AST_Lambda||node instanceof AST_Class){this.directives=Object.getPrototypeOf(this.directives)}},self:function(){return this.stack[this.stack.length-1]},find_parent:function(type){var stack=this.stack;for(var i=stack.length;--i>=0;){var x=stack[i];if(x instanceof type)return x}},has_directive:function(type){var dir=this.directives[type];if(dir)return dir;var node=this.stack[this.stack.length-1];if(node instanceof AST_Scope&&node.body){for(var i=0;i<node.body.length;++i){var st=node.body[i];if(!(st instanceof AST_Directive))break;if(st.value==type)return st}}},loopcontrol_target:function(node){var stack=this.stack;if(node.label)for(var i=stack.length;--i>=0;){var x=stack[i];if(x instanceof AST_LabeledStatement&&x.label.name==node.label.name)return x.body}else for(var i=stack.length;--i>=0;){var x=stack[i];if(x instanceof AST_IterationStatement||node instanceof AST_Break&&x instanceof AST_Switch)return x}}};/*********************************************************************** +"use strict";function DEFNODE(type,props,methods,base){if(arguments.length<4)base=AST_Node;if(!props)props=[];else props=props.split(/\s+/);var self_props=props;if(base&&base.PROPS)props=props.concat(base.PROPS);var code="return function AST_"+type+"(props){ if (props) { ";for(var i=props.length;--i>=0;){code+="this."+props[i]+" = props."+props[i]+";"}var proto=base&&new base;if(proto&&proto.initialize||methods&&methods.initialize)code+="this.initialize();";code+="}}";var ctor=new Function(code)();if(proto){ctor.prototype=proto;ctor.BASE=base}if(base)base.SUBCLASSES.push(ctor);ctor.prototype.CTOR=ctor;ctor.PROPS=props||null;ctor.SELF_PROPS=self_props;ctor.SUBCLASSES=[];if(type){ctor.prototype.TYPE=ctor.TYPE=type}if(methods)for(i in methods)if(HOP(methods,i)){if(/^\$/.test(i)){ctor[i.substr(1)]=methods[i]}else{ctor.prototype[i]=methods[i]}}ctor.DEFMETHOD=function(name,method){this.prototype[name]=method};if(typeof exports!=="undefined"){exports["AST_"+type]=ctor}return ctor}var AST_Token=DEFNODE("Token","type value line col pos endline endcol endpos nlb comments_before comments_after file raw",{},null);var AST_Node=DEFNODE("Node","start end",{_clone:function(deep){if(deep){var self=this.clone();return self.transform(new TreeTransformer(function(node){if(node!==self){return node.clone(true)}}))}return new this.CTOR(this)},clone:function(deep){return this._clone(deep)},$documentation:"Base class of all AST nodes",$propdoc:{start:"[AST_Token] The first token of this node",end:"[AST_Token] The last token of this node"},_walk:function(visitor){return visitor._visit(this)},walk:function(visitor){return this._walk(visitor)}},null);AST_Node.warn_function=null;AST_Node.warn=function(txt,props){if(AST_Node.warn_function)AST_Node.warn_function(string_template(txt,props))};var AST_Statement=DEFNODE("Statement",null,{$documentation:"Base class of all statements"});var AST_Debugger=DEFNODE("Debugger",null,{$documentation:"Represents a debugger statement"},AST_Statement);var AST_Directive=DEFNODE("Directive","value quote",{$documentation:'Represents a directive, like "use strict";',$propdoc:{value:"[string] The value of this directive as a plain string (it's not an AST_String!)",quote:"[string] the original quote character"}},AST_Statement);var AST_SimpleStatement=DEFNODE("SimpleStatement","body",{$documentation:"A statement consisting of an expression, i.e. a = 1 + 2",$propdoc:{body:"[AST_Node] an expression node (should not be instanceof AST_Statement)"},_walk:function(visitor){return visitor._visit(this,function(){this.body._walk(visitor)})}},AST_Statement);function walk_body(node,visitor){var body=node.body;if(body instanceof AST_Node){body._walk(visitor)}else for(var i=0,len=body.length;i<len;i++){body[i]._walk(visitor)}}var AST_Block=DEFNODE("Block","body",{$documentation:"A body of statements (usually bracketed)",$propdoc:{body:"[AST_Statement*] an array of statements"},_walk:function(visitor){return visitor._visit(this,function(){walk_body(this,visitor)})}},AST_Statement);var AST_BlockStatement=DEFNODE("BlockStatement",null,{$documentation:"A block statement"},AST_Block);var AST_EmptyStatement=DEFNODE("EmptyStatement",null,{$documentation:"The empty statement (empty block or simply a semicolon)"},AST_Statement);var AST_StatementWithBody=DEFNODE("StatementWithBody","body",{$documentation:"Base class for all statements that contain one nested body: `For`, `ForIn`, `Do`, `While`, `With`",$propdoc:{body:"[AST_Statement] the body; this should always be present, even if it's an AST_EmptyStatement"}},AST_Statement);var AST_LabeledStatement=DEFNODE("LabeledStatement","label",{$documentation:"Statement with a label",$propdoc:{label:"[AST_Label] a label definition"},_walk:function(visitor){return visitor._visit(this,function(){this.label._walk(visitor);this.body._walk(visitor)})},clone:function(deep){var node=this._clone(deep);if(deep){var label=node.label;var def=this.label;node.walk(new TreeWalker(function(node){if(node instanceof AST_LoopControl&&node.label&&node.label.thedef===def){node.label.thedef=label;label.references.push(node)}}))}return node}},AST_StatementWithBody);var AST_IterationStatement=DEFNODE("IterationStatement",null,{$documentation:"Internal class. All loops inherit from it."},AST_StatementWithBody);var AST_DWLoop=DEFNODE("DWLoop","condition",{$documentation:"Base class for do/while statements",$propdoc:{condition:"[AST_Node] the loop condition. 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The `name` property is always null."},AST_Lambda);var AST_Function=DEFNODE("Function","inlined",{$documentation:"A function expression"},AST_Lambda);var AST_Arrow=DEFNODE("Arrow","inlined",{$documentation:"An ES6 Arrow function ((a) => b)"},AST_Lambda);var AST_Defun=DEFNODE("Defun","inlined",{$documentation:"A function definition"},AST_Lambda);var AST_Destructuring=DEFNODE("Destructuring","names is_array",{$documentation:"A destructuring of several names. Used in destructuring assignment and with destructuring function argument names",$propdoc:{names:"[AST_Node*] Array of properties or elements",is_array:"[Boolean] Whether the destructuring represents an object or array"},_walk:function(visitor){return visitor._visit(this,function(){this.names.forEach(function(name){name._walk(visitor)})})},all_symbols:function(){var out=[];this.walk(new TreeWalker(function(node){if(node instanceof AST_Symbol){out.push(node)}if(node instanceof AST_Expansion){out.push(node.expression)}}));return out}});var AST_PrefixedTemplateString=DEFNODE("PrefixedTemplateString","template_string prefix",{$documentation:"A templatestring with a prefix, such as String.raw`foobarbaz`",$propdoc:{template_string:"[AST_TemplateString] The template string",prefix:"[AST_SymbolRef|AST_PropAccess] The prefix, which can be a symbol such as `foo` or a dotted expression such as `String.raw`."},_walk:function(visitor){this.prefix._walk(visitor);this.template_string._walk(visitor)}});var AST_TemplateString=DEFNODE("TemplateString","segments",{$documentation:"A template string literal",$propdoc:{segments:"[AST_Node*] One or more segments, starting with AST_TemplateSegment. AST_Node may follow AST_TemplateSegment, but each AST_Node must be followed by AST_TemplateSegment."},_walk:function(visitor){return visitor._visit(this,function(){this.segments.forEach(function(seg){seg._walk(visitor)})})}});var AST_TemplateSegment=DEFNODE("TemplateSegment","value raw",{$documentation:"A segment of a template string literal",$propdoc:{value:"Content of the segment",raw:"Raw content of the segment"}});var AST_Jump=DEFNODE("Jump",null,{$documentation:"Base class for “jumps” (for now that's `return`, `throw`, `break` and `continue`)"},AST_Statement);var AST_Exit=DEFNODE("Exit","value",{$documentation:"Base class for “exits” (`return` and `throw`)",$propdoc:{value:"[AST_Node?] the value returned or thrown by this statement; could be null for AST_Return"},_walk:function(visitor){return visitor._visit(this,this.value&&function(){this.value._walk(visitor)})}},AST_Jump);var AST_Return=DEFNODE("Return",null,{$documentation:"A `return` statement"},AST_Exit);var AST_Throw=DEFNODE("Throw",null,{$documentation:"A `throw` statement"},AST_Exit);var AST_LoopControl=DEFNODE("LoopControl","label",{$documentation:"Base class for loop control statements (`break` and `continue`)",$propdoc:{label:"[AST_LabelRef?] the label, or null if none"},_walk:function(visitor){return visitor._visit(this,this.label&&function(){this.label._walk(visitor)})}},AST_Jump);var AST_Break=DEFNODE("Break",null,{$documentation:"A `break` statement"},AST_LoopControl);var AST_Continue=DEFNODE("Continue",null,{$documentation:"A `continue` statement"},AST_LoopControl);var AST_If=DEFNODE("If","condition alternative",{$documentation:"A `if` statement",$propdoc:{condition:"[AST_Node] the `if` condition",alternative:"[AST_Statement?] the `else` part, or null if not present"},_walk:function(visitor){return visitor._visit(this,function(){this.condition._walk(visitor);this.body._walk(visitor);if(this.alternative)this.alternative._walk(visitor)})}},AST_StatementWithBody);var AST_Switch=DEFNODE("Switch","expression",{$documentation:"A `switch` statement",$propdoc:{expression:"[AST_Node] the `switch` “discriminant”"},_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor);walk_body(this,visitor)})}},AST_Block);var AST_SwitchBranch=DEFNODE("SwitchBranch",null,{$documentation:"Base class for `switch` branches"},AST_Block);var AST_Default=DEFNODE("Default",null,{$documentation:"A `default` switch branch"},AST_SwitchBranch);var AST_Case=DEFNODE("Case","expression",{$documentation:"A `case` switch branch",$propdoc:{expression:"[AST_Node] the `case` expression"},_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor);walk_body(this,visitor)})}},AST_SwitchBranch);var AST_Try=DEFNODE("Try","bcatch bfinally",{$documentation:"A `try` statement",$propdoc:{bcatch:"[AST_Catch?] the catch block, or null if not present",bfinally:"[AST_Finally?] the finally block, or null if not present"},_walk:function(visitor){return visitor._visit(this,function(){walk_body(this,visitor);if(this.bcatch)this.bcatch._walk(visitor);if(this.bfinally)this.bfinally._walk(visitor)})}},AST_Block);var AST_Catch=DEFNODE("Catch","argname",{$documentation:"A `catch` node; only makes sense as part of a `try` statement",$propdoc:{argname:"[AST_SymbolCatch|AST_Destructuring|AST_Expansion|AST_DefaultAssign] symbol for the exception"},_walk:function(visitor){return visitor._visit(this,function(){this.argname._walk(visitor);walk_body(this,visitor)})}},AST_Block);var AST_Finally=DEFNODE("Finally",null,{$documentation:"A `finally` node; only makes sense as part of a `try` statement"},AST_Block);var AST_Definitions=DEFNODE("Definitions","definitions",{$documentation:"Base class for `var` or `const` nodes (variable declarations/initializations)",$propdoc:{definitions:"[AST_VarDef*] array of variable definitions"},_walk:function(visitor){return visitor._visit(this,function(){var definitions=this.definitions;for(var i=0,len=definitions.length;i<len;i++){definitions[i]._walk(visitor)}})}},AST_Statement);var AST_Var=DEFNODE("Var",null,{$documentation:"A `var` statement"},AST_Definitions);var AST_Let=DEFNODE("Let",null,{$documentation:"A `let` statement"},AST_Definitions);var AST_Const=DEFNODE("Const",null,{$documentation:"A `const` statement"},AST_Definitions);var AST_NameMapping=DEFNODE("NameMapping","foreign_name name",{$documentation:"The part of the export/import statement that declare names from a module.",$propdoc:{foreign_name:"[AST_SymbolExportForeign|AST_SymbolImportForeign] The name being exported/imported (as specified in the module)",name:"[AST_SymbolExport|AST_SymbolImport] The name as it is visible to this module."},_walk:function(visitor){return visitor._visit(this,function(){this.foreign_name._walk(visitor);this.name._walk(visitor)})}});var AST_Import=DEFNODE("Import","imported_name imported_names module_name",{$documentation:"An `import` statement",$propdoc:{imported_name:"[AST_SymbolImport] The name of the variable holding the module's default export.",imported_names:"[AST_NameMapping*] The names of non-default imported variables",module_name:"[AST_String] String literal describing where this module came from"},_walk:function(visitor){return visitor._visit(this,function(){if(this.imported_name){this.imported_name._walk(visitor)}if(this.imported_names){this.imported_names.forEach(function(name_import){name_import._walk(visitor)})}this.module_name._walk(visitor)})}});var AST_Export=DEFNODE("Export","exported_definition exported_value is_default exported_names module_name",{$documentation:"An `export` statement",$propdoc:{exported_definition:"[AST_Defun|AST_Definitions|AST_DefClass?] An exported definition",exported_value:"[AST_Node?] An exported value",exported_names:"[AST_NameMapping*?] List of exported names",module_name:"[AST_String?] Name of the file to load exports from",is_default:"[Boolean] Whether this is the default exported value of this module"},_walk:function(visitor){visitor._visit(this,function(){if(this.exported_definition){this.exported_definition._walk(visitor)}if(this.exported_value){this.exported_value._walk(visitor)}if(this.exported_names){this.exported_names.forEach(function(name_export){name_export._walk(visitor)})}if(this.module_name){this.module_name._walk(visitor)}})}},AST_Statement);var AST_VarDef=DEFNODE("VarDef","name value",{$documentation:"A variable declaration; only appears in a AST_Definitions node",$propdoc:{name:"[AST_Destructuring|AST_SymbolConst|AST_SymbolLet|AST_SymbolVar] name of the variable",value:"[AST_Node?] initializer, or null of there's no initializer"},_walk:function(visitor){return visitor._visit(this,function(){this.name._walk(visitor);if(this.value)this.value._walk(visitor)})}});var AST_Call=DEFNODE("Call","expression args",{$documentation:"A function call expression",$propdoc:{expression:"[AST_Node] expression to invoke as function",args:"[AST_Node*] array of arguments"},_walk:function(visitor){return visitor._visit(this,function(){var args=this.args;for(var i=0,len=args.length;i<len;i++){args[i]._walk(visitor)}this.expression._walk(visitor)})}});var AST_New=DEFNODE("New",null,{$documentation:"An object instantiation. Derives from a function call since it has exactly the same properties"},AST_Call);var AST_Sequence=DEFNODE("Sequence","expressions",{$documentation:"A sequence expression (comma-separated expressions)",$propdoc:{expressions:"[AST_Node*] array of expressions (at least two)"},_walk:function(visitor){return visitor._visit(this,function(){this.expressions.forEach(function(node){node._walk(visitor)})})}});var AST_PropAccess=DEFNODE("PropAccess","expression property",{$documentation:'Base class for property access expressions, i.e. `a.foo` or `a["foo"]`',$propdoc:{expression:"[AST_Node] the “container” expression",property:"[AST_Node|string] the property to access. For AST_Dot this is always a plain string, while for AST_Sub it's an arbitrary AST_Node"}});var AST_Dot=DEFNODE("Dot",null,{$documentation:"A dotted property access expression",_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor)})}},AST_PropAccess);var AST_Sub=DEFNODE("Sub",null,{$documentation:'Index-style property access, i.e. `a["foo"]`',_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor);this.property._walk(visitor)})}},AST_PropAccess);var AST_Unary=DEFNODE("Unary","operator expression",{$documentation:"Base class for unary expressions",$propdoc:{operator:"[string] the operator",expression:"[AST_Node] expression that this unary operator applies to"},_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor)})}});var AST_UnaryPrefix=DEFNODE("UnaryPrefix",null,{$documentation:"Unary prefix expression, i.e. `typeof i` or `++i`"},AST_Unary);var AST_UnaryPostfix=DEFNODE("UnaryPostfix",null,{$documentation:"Unary postfix expression, i.e. `i++`"},AST_Unary);var AST_Binary=DEFNODE("Binary","operator left right",{$documentation:"Binary expression, i.e. `a + b`",$propdoc:{left:"[AST_Node] left-hand side expression",operator:"[string] the operator",right:"[AST_Node] right-hand side expression"},_walk:function(visitor){return visitor._visit(this,function(){this.left._walk(visitor);this.right._walk(visitor)})}});var AST_Conditional=DEFNODE("Conditional","condition consequent alternative",{$documentation:"Conditional expression using the ternary operator, i.e. `a ? b : c`",$propdoc:{condition:"[AST_Node]",consequent:"[AST_Node]",alternative:"[AST_Node]"},_walk:function(visitor){return visitor._visit(this,function(){this.condition._walk(visitor);this.consequent._walk(visitor);this.alternative._walk(visitor)})}});var AST_Assign=DEFNODE("Assign",null,{$documentation:"An assignment expression — `a = b + 5`"},AST_Binary);var AST_DefaultAssign=DEFNODE("DefaultAssign",null,{$documentation:"A default assignment expression like in `(a = 3) => a`"},AST_Binary);var AST_Array=DEFNODE("Array","elements",{$documentation:"An array literal",$propdoc:{elements:"[AST_Node*] array of elements"},_walk:function(visitor){return visitor._visit(this,function(){var elements=this.elements;for(var i=0,len=elements.length;i<len;i++){elements[i]._walk(visitor)}})}});var AST_Object=DEFNODE("Object","properties",{$documentation:"An object literal",$propdoc:{properties:"[AST_ObjectProperty*] array of properties"},_walk:function(visitor){return visitor._visit(this,function(){var properties=this.properties;for(var i=0,len=properties.length;i<len;i++){properties[i]._walk(visitor)}})}});var AST_ObjectProperty=DEFNODE("ObjectProperty","key value",{$documentation:"Base class for literal object properties",$propdoc:{key:"[string|AST_Node] the property name converted to a string for ObjectKeyVal. For setters, getters and computed property this is an arbitrary AST_Node",value:"[AST_Node] property value. For setters and getters this is an AST_Accessor."},_walk:function(visitor){return visitor._visit(this,function(){if(this.key instanceof AST_Node)this.key._walk(visitor);this.value._walk(visitor)})}});var AST_ObjectKeyVal=DEFNODE("ObjectKeyVal","quote",{$documentation:"A key: value object property",$propdoc:{quote:"[string] the original quote character"}},AST_ObjectProperty);var AST_ObjectSetter=DEFNODE("ObjectSetter","quote static",{$propdoc:{quote:"[string|undefined] the original quote character, if any",static:"[boolean] whether this is a static setter (classes only)"},$documentation:"An object setter property"},AST_ObjectProperty);var AST_ObjectGetter=DEFNODE("ObjectGetter","quote static",{$propdoc:{quote:"[string|undefined] the original quote character, if any",static:"[boolean] whether this is a static getter (classes only)"},$documentation:"An object getter property"},AST_ObjectProperty);var AST_ConciseMethod=DEFNODE("ConciseMethod","quote static is_generator async",{$propdoc:{quote:"[string|undefined] the original quote character, if any",static:"[boolean] is this method static (classes only)",is_generator:"[boolean] is this a generator method",async:"[boolean] is this method async"},$documentation:"An ES6 concise method inside an object or class"},AST_ObjectProperty);var AST_Class=DEFNODE("Class","name extends properties inlined",{$propdoc:{name:"[AST_SymbolClass|AST_SymbolDefClass?] optional class name.",extends:"[AST_Node]? optional parent class",properties:"[AST_ObjectProperty*] array of properties"},$documentation:"An ES6 class",_walk:function(visitor){return visitor._visit(this,function(){if(this.name){this.name._walk(visitor)}if(this.extends){this.extends._walk(visitor)}this.properties.forEach(function(prop){prop._walk(visitor)})})}},AST_Scope);var AST_DefClass=DEFNODE("DefClass",null,{$documentation:"A class definition"},AST_Class);var AST_ClassExpression=DEFNODE("ClassExpression",null,{$documentation:"A class expression."},AST_Class);var AST_Symbol=DEFNODE("Symbol","scope name thedef",{$propdoc:{name:"[string] name of this symbol",scope:"[AST_Scope/S] the current scope (not necessarily the definition scope)",thedef:"[SymbolDef/S] the definition of this symbol"},$documentation:"Base class for all symbols"});var AST_NewTarget=DEFNODE("NewTarget",null,{$documentation:"A reference to new.target"});var AST_SymbolDeclaration=DEFNODE("SymbolDeclaration","init",{$documentation:"A declaration symbol (symbol in var/const, function name or argument, symbol in catch)"},AST_Symbol);var AST_SymbolVar=DEFNODE("SymbolVar",null,{$documentation:"Symbol defining a variable"},AST_SymbolDeclaration);var AST_SymbolBlockDeclaration=DEFNODE("SymbolBlockDeclaration",null,{$documentation:"Base class for block-scoped declaration symbols"},AST_SymbolDeclaration);var AST_SymbolConst=DEFNODE("SymbolConst",null,{$documentation:"A constant declaration"},AST_SymbolBlockDeclaration);var AST_SymbolLet=DEFNODE("SymbolLet",null,{$documentation:"A block-scoped `let` declaration"},AST_SymbolBlockDeclaration);var AST_SymbolFunarg=DEFNODE("SymbolFunarg",null,{$documentation:"Symbol naming a function argument"},AST_SymbolVar);var AST_SymbolDefun=DEFNODE("SymbolDefun",null,{$documentation:"Symbol defining a function"},AST_SymbolDeclaration);var AST_SymbolMethod=DEFNODE("SymbolMethod",null,{$documentation:"Symbol in an object defining a method"},AST_Symbol);var AST_SymbolLambda=DEFNODE("SymbolLambda",null,{$documentation:"Symbol naming a function expression"},AST_SymbolDeclaration);var AST_SymbolDefClass=DEFNODE("SymbolDefClass",null,{$documentation:"Symbol naming a class's name in a class declaration. Lexically scoped to its containing scope, and accessible within the class."},AST_SymbolBlockDeclaration);var AST_SymbolClass=DEFNODE("SymbolClass",null,{$documentation:"Symbol naming a class's name. Lexically scoped to the class."},AST_SymbolDeclaration);var AST_SymbolCatch=DEFNODE("SymbolCatch",null,{$documentation:"Symbol naming the exception in catch"},AST_SymbolBlockDeclaration);var AST_SymbolImport=DEFNODE("SymbolImport",null,{$documentation:"Symbol referring to an imported name"},AST_SymbolBlockDeclaration);var AST_SymbolImportForeign=DEFNODE("SymbolImportForeign",null,{$documentation:"A symbol imported from a module, but it is defined in the other module, and its real name is irrelevant for this module's purposes"},AST_Symbol);var AST_Label=DEFNODE("Label","references",{$documentation:"Symbol naming a label (declaration)",$propdoc:{references:"[AST_LoopControl*] a list of nodes referring to this label"},initialize:function(){this.references=[];this.thedef=this}},AST_Symbol);var AST_SymbolRef=DEFNODE("SymbolRef",null,{$documentation:"Reference to some symbol (not definition/declaration)"},AST_Symbol);var AST_SymbolExport=DEFNODE("SymbolExport",null,{$documentation:"Symbol referring to a name to export"},AST_SymbolRef);var AST_SymbolExportForeign=DEFNODE("SymbolExportForeign",null,{$documentation:"A symbol exported from this module, but it is used in the other module, and its real name is irrelevant for this module's purposes"},AST_Symbol);var AST_LabelRef=DEFNODE("LabelRef",null,{$documentation:"Reference to a label symbol"},AST_Symbol);var AST_This=DEFNODE("This",null,{$documentation:"The `this` symbol"},AST_Symbol);var AST_Super=DEFNODE("Super",null,{$documentation:"The `super` symbol"},AST_This);var AST_Constant=DEFNODE("Constant",null,{$documentation:"Base class for all constants",getValue:function(){return this.value}});var AST_String=DEFNODE("String","value quote",{$documentation:"A string literal",$propdoc:{value:"[string] the contents of this string",quote:"[string] the original quote character"}},AST_Constant);var AST_Number=DEFNODE("Number","value literal",{$documentation:"A number literal",$propdoc:{value:"[number] the numeric value",literal:"[string] numeric value as string (optional)"}},AST_Constant);var AST_RegExp=DEFNODE("RegExp","value",{$documentation:"A regexp literal",$propdoc:{value:"[RegExp] the actual regexp"}},AST_Constant);var AST_Atom=DEFNODE("Atom",null,{$documentation:"Base class for atoms"},AST_Constant);var AST_Null=DEFNODE("Null",null,{$documentation:"The `null` atom",value:null},AST_Atom);var AST_NaN=DEFNODE("NaN",null,{$documentation:"The impossible value",value:0/0},AST_Atom);var AST_Undefined=DEFNODE("Undefined",null,{$documentation:"The `undefined` value",value:function(){}()},AST_Atom);var AST_Hole=DEFNODE("Hole",null,{$documentation:"A hole in an array",value:function(){}()},AST_Atom);var AST_Infinity=DEFNODE("Infinity",null,{$documentation:"The `Infinity` value",value:1/0},AST_Atom);var AST_Boolean=DEFNODE("Boolean",null,{$documentation:"Base class for booleans"},AST_Atom);var AST_False=DEFNODE("False",null,{$documentation:"The `false` atom",value:false},AST_Boolean);var AST_True=DEFNODE("True",null,{$documentation:"The `true` atom",value:true},AST_Boolean);var AST_Await=DEFNODE("Await","expression",{$documentation:"An `await` statement",$propdoc:{expression:"[AST_Node] the mandatory expression being awaited"},_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor)})}});var AST_Yield=DEFNODE("Yield","expression is_star",{$documentation:"A `yield` statement",$propdoc:{expression:"[AST_Node?] the value returned or thrown by this statement; could be null (representing undefined) but only when is_star is set to false",is_star:"[Boolean] Whether this is a yield or yield* statement"},_walk:function(visitor){return visitor._visit(this,this.expression&&function(){this.expression._walk(visitor)})}});function TreeWalker(callback){this.visit=callback;this.stack=[];this.directives=Object.create(null)}TreeWalker.prototype={_visit:function(node,descend){this.push(node);var ret=this.visit(node,descend?function(){descend.call(node)}:noop);if(!ret&&descend){descend.call(node)}this.pop();return ret},parent:function(n){return this.stack[this.stack.length-2-(n||0)]},push:function(node){if(node instanceof AST_Lambda){this.directives=Object.create(this.directives)}else if(node instanceof AST_Directive&&!this.directives[node.value]){this.directives[node.value]=node}else if(node instanceof AST_Class){this.directives=Object.create(this.directives);if(!this.directives["use strict"]){this.directives["use strict"]=node}}this.stack.push(node)},pop:function(){var node=this.stack.pop();if(node instanceof AST_Lambda||node instanceof AST_Class){this.directives=Object.getPrototypeOf(this.directives)}},self:function(){return this.stack[this.stack.length-1]},find_parent:function(type){var stack=this.stack;for(var i=stack.length;--i>=0;){var x=stack[i];if(x instanceof type)return x}},has_directive:function(type){var dir=this.directives[type];if(dir)return dir;var node=this.stack[this.stack.length-1];if(node instanceof AST_Scope&&node.body){for(var i=0;i<node.body.length;++i){var st=node.body[i];if(!(st instanceof AST_Directive))break;if(st.value==type)return st}}},loopcontrol_target:function(node){var stack=this.stack;if(node.label)for(var i=stack.length;--i>=0;){var x=stack[i];if(x instanceof AST_LabeledStatement&&x.label.name==node.label.name)return x.body}else for(var i=stack.length;--i>=0;){var x=stack[i];if(x instanceof AST_IterationStatement||node instanceof AST_Break&&x instanceof AST_Switch)return x}}}; +/*********************************************************************** A JavaScript tokenizer / parser / beautifier / compressor. https://github.com/mishoo/UglifyJS2 @@ -125,7 +128,8 @@ SUCH DAMAGE. ***********************************************************************/ -"use strict";var KEYWORDS="break case catch class const continue debugger default delete do else export extends finally for function if in instanceof let new return switch throw try typeof var void while with";var KEYWORDS_ATOM="false null true";var RESERVED_WORDS="enum implements import interface package private protected public static super this "+KEYWORDS_ATOM+" "+KEYWORDS;var KEYWORDS_BEFORE_EXPRESSION="return new delete throw else case yield await";KEYWORDS=makePredicate(KEYWORDS);RESERVED_WORDS=makePredicate(RESERVED_WORDS);KEYWORDS_BEFORE_EXPRESSION=makePredicate(KEYWORDS_BEFORE_EXPRESSION);KEYWORDS_ATOM=makePredicate(KEYWORDS_ATOM);var OPERATOR_CHARS=makePredicate(characters("+-*&%=<>!?|~^"));var RE_NUM_LITERAL=/[0-9a-f]/i;var RE_HEX_NUMBER=/^0x[0-9a-f]+$/i;var RE_OCT_NUMBER=/^0[0-7]+$/;var RE_ES6_OCT_NUMBER=/^0o[0-7]+$/i;var RE_BIN_NUMBER=/^0b[01]+$/i;var RE_DEC_NUMBER=/^\d*\.?\d*(?:e[+-]?\d*(?:\d\.?|\.?\d)\d*)?$/i;var OPERATORS=makePredicate(["in","instanceof","typeof","new","void","delete","++","--","+","-","!","~","&","|","^","*","**","/","%",">>","<<",">>>","<",">","<=",">=","==","===","!=","!==","?","=","+=","-=","/=","*=","**=","%=",">>=","<<=",">>>=","|=","^=","&=","&&","||"]);var WHITESPACE_CHARS=makePredicate(characters(" \n\r\t\f\v \u2028\u2029  　\ufeff"));var NEWLINE_CHARS=makePredicate(characters("\n\r\u2028\u2029"));var PUNC_AFTER_EXPRESSION=makePredicate(characters(";]),:"));var PUNC_BEFORE_EXPRESSION=makePredicate(characters("[{(,;:"));var PUNC_CHARS=makePredicate(characters("[]{}(),;:"));var 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get_full_char(str,pos){var char=str.charAt(pos);if(is_surrogate_pair_head(char)){var next=str.charAt(pos+1);if(is_surrogate_pair_tail(next)){return char+next}}if(is_surrogate_pair_tail(char)){var prev=str.charAt(pos-1);if(is_surrogate_pair_head(prev)){return prev+char}}return char}function get_full_char_code(str,pos){if(is_surrogate_pair_head(str.charAt(pos))){return 65536+(str.charCodeAt(pos)-55296<<10)+str.charCodeAt(pos+1)-56320}return str.charCodeAt(pos)}function get_full_char_length(str){var surrogates=0;for(var i=0;i<str.length;i++){if(is_surrogate_pair_head(str.charCodeAt(i))){if(is_surrogate_pair_tail(str.charCodeAt(i+1))){surrogates++;i++}}}return str.length-surrogates}function from_char_code(code){if(code>65535){code-=65536;return String.fromCharCode((code>>10)+55296)+String.fromCharCode(code%1024+56320)}return String.fromCharCode(code)}function is_surrogate_pair_head(code){if(typeof code==="string")code=code.charCodeAt(0);return code>=55296&&code<=56319}function is_surrogate_pair_tail(code){if(typeof code==="string")code=code.charCodeAt(0);return code>=56320&&code<=57343}function is_digit(code){return code>=48&&code<=57}function is_identifier(name){if(typeof name!=="string"||RESERVED_WORDS(name))return false;return true}function is_identifier_start(ch){var code=ch.charCodeAt(0);return UNICODE.ID_Start.test(ch)||code==36||code==95}function is_identifier_char(ch){var code=ch.charCodeAt(0);return UNICODE.ID_Continue.test(ch)||code==36||code==95||code==8204||code==8205}function is_identifier_string(str){return/^[a-z_$][a-z0-9_$]*$/i.test(str)}function parse_js_number(num){if(RE_HEX_NUMBER.test(num)){return parseInt(num.substr(2),16)}else if(RE_OCT_NUMBER.test(num)){return parseInt(num.substr(1),8)}else if(RE_ES6_OCT_NUMBER.test(num)){return parseInt(num.substr(2),8)}else if(RE_BIN_NUMBER.test(num)){return parseInt(num.substr(2),2)}else if(RE_DEC_NUMBER.test(num)){return parseFloat(num)}else{var val=parseFloat(num);if(val==num)return val}}function JS_Parse_Error(message,filename,line,col,pos){this.message=message;this.filename=filename;this.line=line;this.col=col;this.pos=pos}JS_Parse_Error.prototype=Object.create(Error.prototype);JS_Parse_Error.prototype.constructor=JS_Parse_Error;JS_Parse_Error.prototype.name="SyntaxError";configure_error_stack(JS_Parse_Error);function js_error(message,filename,line,col,pos){throw new JS_Parse_Error(message,filename,line,col,pos)}function is_token(token,type,val){return token.type==type&&(val==null||token.value==val)}var EX_EOF={};function tokenizer($TEXT,filename,html5_comments,shebang){var S={text:$TEXT,filename:filename,pos:0,tokpos:0,line:1,tokline:0,col:0,tokcol:0,newline_before:false,regex_allowed:false,brace_counter:0,template_braces:[],comments_before:[],directives:{},directive_stack:[]};function peek(){return get_full_char(S.text,S.pos)}function next(signal_eof,in_string){var ch=get_full_char(S.text,S.pos++);if(signal_eof&&!ch)throw EX_EOF;if(NEWLINE_CHARS(ch)){S.newline_before=S.newline_before||!in_string;++S.line;S.col=0;if(!in_string&&ch=="\r"&&peek()=="\n"){++S.pos;ch="\n"}}else{if(ch.length>1){++S.pos;++S.col}++S.col}return ch}function forward(i){while(i-- >0)next()}function looking_at(str){return S.text.substr(S.pos,str.length)==str}function find_eol(){var text=S.text;for(var i=S.pos,n=S.text.length;i<n;++i){var ch=text[i];if(NEWLINE_CHARS(ch))return i}return-1}function find(what,signal_eof){var pos=S.text.indexOf(what,S.pos);if(signal_eof&&pos==-1)throw EX_EOF;return pos}function start_token(){S.tokline=S.line;S.tokcol=S.col;S.tokpos=S.pos}var prev_was_dot=false;function token(type,value,is_comment){S.regex_allowed=type=="operator"&&!UNARY_POSTFIX(value)||type=="keyword"&&KEYWORDS_BEFORE_EXPRESSION(value)||type=="punc"&&PUNC_BEFORE_EXPRESSION(value)||type=="arrow";if(type=="punc"&&value=="."){prev_was_dot=true}else if(!is_comment){prev_was_dot=false}var ret={type:type,value:value,line:S.tokline,col:S.tokcol,pos:S.tokpos,endline:S.line,endcol:S.col,endpos:S.pos,nlb:S.newline_before,file:filename};if(/^(?:num|string|regexp)$/i.test(type)){ret.raw=$TEXT.substring(ret.pos,ret.endpos)}if(!is_comment){ret.comments_before=S.comments_before;S.comments_before=[];for(var i=0,len=ret.comments_before.length;i<len;i++){ret.nlb=ret.nlb||ret.comments_before[i].nlb}}S.newline_before=false;return new AST_Token(ret)}function skip_whitespace(){while(WHITESPACE_CHARS(peek()))next()}function read_while(pred){var ret="",ch,i=0;while((ch=peek())&&pred(ch,i++))ret+=next();return ret}function parse_error(err){js_error(err,filename,S.tokline,S.tokcol,S.tokpos)}function read_num(prefix){var has_e=false,after_e=false,has_x=false,has_dot=prefix==".";var num=read_while(function(ch,i){var code=ch.charCodeAt(0);switch(code){case 98:case 66:return has_x=true;case 111:case 79:case 120:case 88:return has_x?false:has_x=true;case 101:case 69:return has_x?true:has_e?false:has_e=after_e=true;case 45:return after_e||i==0&&!prefix;case 43:return after_e;case after_e=false,46:return!has_dot&&!has_x&&!has_e?has_dot=true:false}return RE_NUM_LITERAL.test(ch)});if(prefix)num=prefix+num;if(RE_OCT_NUMBER.test(num)&&next_token.has_directive("use strict")){parse_error("Legacy octal literals are not allowed in strict mode")}var valid=parse_js_number(num);if(!isNaN(valid)){return token("num",valid)}else{parse_error("Invalid syntax: "+num)}}function read_escaped_char(in_string){var ch=next(true,in_string);switch(ch.charCodeAt(0)){case 110:return"\n";case 114:return"\r";case 116:return"\t";case 98:return"\b";case 118:return"\v";case 102:return"\f";case 120:return String.fromCharCode(hex_bytes(2));case 117:if(peek()=="{"){next(true);if(peek()==="}")parse_error("Expecting hex-character between {}");while(peek()=="0")next(true);var result,length=find("}",true)-S.pos;if(length>6||(result=hex_bytes(length))>1114111){parse_error("Unicode reference out of bounce")}next(true);return from_char_code(result)}return String.fromCharCode(hex_bytes(4));case 10:return"";case 13:if(peek()=="\n"){next(true,in_string);return""}}if(ch>="0"&&ch<="7")return read_octal_escape_sequence(ch);return ch}function read_octal_escape_sequence(ch){var p=peek();if(p>="0"&&p<="7"){ch+=next(true);if(ch[0]<="3"&&(p=peek())>="0"&&p<="7")ch+=next(true)}if(ch==="0")return"\0";if(ch.length>0&&next_token.has_directive("use strict"))parse_error("Legacy octal escape sequences are not allowed in strict mode");return String.fromCharCode(parseInt(ch,8))}function hex_bytes(n){var num=0;for(;n>0;--n){var digit=parseInt(next(true),16);if(isNaN(digit))parse_error("Invalid hex-character pattern in string");num=num<<4|digit}return num}var read_string=with_eof_error("Unterminated string constant",function(quote_char){var quote=next(),ret="";for(;;){var ch=next(true,true);if(ch=="\\")ch=read_escaped_char(true);else if(NEWLINE_CHARS(ch))parse_error("Unterminated string constant");else if(ch==quote)break;ret+=ch}var tok=token("string",ret);tok.quote=quote_char;return tok});var read_template_characters=with_eof_error("Unterminated template",function(begin){if(begin){S.template_braces.push(S.brace_counter)}var content="",raw="",ch,tok;next(true,true);while((ch=next(true,true))!="`"){if(ch=="\r"){if(peek()=="\n")++S.pos;ch="\n"}else if(ch=="$"&&peek()=="{"){next(true,true);S.brace_counter++;tok=token(begin?"template_head":"template_substitution",content);tok.begin=begin;tok.raw=raw;tok.end=false;return tok}raw+=ch;if(ch=="\\"){var tmp=S.pos;ch=read_escaped_char();raw+=S.text.substr(tmp,S.pos-tmp)}content+=ch}S.template_braces.pop();tok=token(begin?"template_head":"template_substitution",content);tok.begin=begin;tok.raw=raw;tok.end=true;return tok});function skip_line_comment(type){var regex_allowed=S.regex_allowed;var i=find_eol(),ret;if(i==-1){ret=S.text.substr(S.pos);S.pos=S.text.length}else{ret=S.text.substring(S.pos,i);S.pos=i}S.col=S.tokcol+(S.pos-S.tokpos);S.comments_before.push(token(type,ret,true));S.regex_allowed=regex_allowed;return next_token}var skip_multiline_comment=with_eof_error("Unterminated multiline comment",function(){var regex_allowed=S.regex_allowed;var i=find("*/",true);var text=S.text.substring(S.pos,i).replace(/\r\n|\r|\u2028|\u2029/g,"\n");forward(get_full_char_length(text)+2);S.comments_before.push(token("comment2",text,true));S.newline_before=S.newline_before||text.indexOf("\n")>=0;S.regex_allowed=regex_allowed;return next_token});var read_name=with_eof_error("Unterminated identifier name",function(){var name="",ch,escaped=false,hex;var read_escaped_identifier_char=function(){escaped=true;next();if(peek()!=="u"){parse_error("Expecting UnicodeEscapeSequence -- uXXXX or u{XXXX}")}return read_escaped_char()};if((name=peek())==="\\"){name=read_escaped_identifier_char();if(!is_identifier_start(name)){parse_error("First identifier char is an invalid identifier char")}}else if(is_identifier_start(name)){next()}else{return""}while((ch=peek())!=null){if((ch=peek())==="\\"){ch=read_escaped_identifier_char();if(!is_identifier_char(ch)){parse_error("Invalid escaped identifier char")}}else{if(!is_identifier_char(ch)){break}next()}name+=ch}if(RESERVED_WORDS(name)&&escaped){parse_error("Escaped characters are not allowed in keywords")}return name});var read_regexp=with_eof_error("Unterminated regular expression",function(source){var prev_backslash=false,ch,in_class=false;while(ch=next(true))if(NEWLINE_CHARS(ch)){parse_error("Unexpected line terminator")}else if(prev_backslash){source+="\\"+ch;prev_backslash=false}else if(ch=="["){in_class=true;source+=ch}else if(ch=="]"&&in_class){in_class=false;source+=ch}else if(ch=="/"&&!in_class){break}else if(ch=="\\"){prev_backslash=true}else{source+=ch}var mods=read_name();try{var regexp=new RegExp(source,mods);regexp.raw_source=source;return token("regexp",regexp)}catch(e){parse_error(e.message)}});function read_operator(prefix){function grow(op){if(!peek())return op;var bigger=op+peek();if(OPERATORS(bigger)){next();return grow(bigger)}else{return op}}return token("operator",grow(prefix||next()))}function handle_slash(){next();switch(peek()){case"/":next();return skip_line_comment("comment1");case"*":next();return skip_multiline_comment()}return S.regex_allowed?read_regexp(""):read_operator("/")}function handle_eq_sign(){next();if(peek()===">"){next();return token("arrow","=>")}else{return read_operator("=")}}function handle_dot(){next();if(is_digit(peek().charCodeAt(0))){return read_num(".")}if(peek()==="."){next();next();return token("expand","...")}return token("punc",".")}function read_word(){var word=read_name();if(prev_was_dot)return token("name",word);return KEYWORDS_ATOM(word)?token("atom",word):!KEYWORDS(word)?token("name",word):OPERATORS(word)?token("operator",word):token("keyword",word)}function with_eof_error(eof_error,cont){return function(x){try{return cont(x)}catch(ex){if(ex===EX_EOF)parse_error(eof_error);else throw ex}}}function next_token(force_regexp){if(force_regexp!=null)return read_regexp(force_regexp);if(shebang&&S.pos==0&&looking_at("#!")){start_token();forward(2);skip_line_comment("comment5")}for(;;){skip_whitespace();start_token();if(html5_comments){if(looking_at("\x3c!--")){forward(4);skip_line_comment("comment3");continue}if(looking_at("--\x3e")&&S.newline_before){forward(3);skip_line_comment("comment4");continue}}var ch=peek();if(!ch)return token("eof");var code=ch.charCodeAt(0);switch(code){case 34:case 39:return read_string(ch);case 46:return handle_dot();case 47:{var tok=handle_slash();if(tok===next_token)continue;return tok}case 61:return handle_eq_sign();case 96:return read_template_characters(true);case 123:S.brace_counter++;break;case 125:S.brace_counter--;if(S.template_braces.length>0&&S.template_braces[S.template_braces.length-1]===S.brace_counter)return read_template_characters(false);break}if(is_digit(code))return read_num();if(PUNC_CHARS(ch))return token("punc",next());if(OPERATOR_CHARS(ch))return read_operator();if(code==92||is_identifier_start(ch))return read_word();break}parse_error("Unexpected character '"+ch+"'")}next_token.next=next;next_token.peek=peek;next_token.context=function(nc){if(nc)S=nc;return S};next_token.add_directive=function(directive){S.directive_stack[S.directive_stack.length-1].push(directive);if(S.directives[directive]===undefined){S.directives[directive]=1}else{S.directives[directive]++}};next_token.push_directives_stack=function(){S.directive_stack.push([])};next_token.pop_directives_stack=function(){var directives=S.directive_stack[S.directive_stack.length-1];for(var i=0;i<directives.length;i++){S.directives[directives[i]]--}S.directive_stack.pop()};next_token.has_directive=function(directive){return S.directives[directive]>0};return next_token}var UNARY_PREFIX=makePredicate(["typeof","void","delete","--","++","!","~","-","+"]);var UNARY_POSTFIX=makePredicate(["--","++"]);var ASSIGNMENT=makePredicate(["=","+=","-=","/=","*=","**=","%=",">>=","<<=",">>>=","|=","^=","&="]);var PRECEDENCE=function(a,ret){for(var i=0;i<a.length;++i){var b=a[i];for(var j=0;j<b.length;++j){ret[b[j]]=i+1}}return ret}([["||"],["&&"],["|"],["^"],["&"],["==","===","!=","!=="],["<",">","<=",">=","in","instanceof"],[">>","<<",">>>"],["+","-"],["*","/","%"],["**"]],{});var ATOMIC_START_TOKEN=makePredicate(["atom","num","string","regexp","name"]);function parse($TEXT,options){options=defaults(options,{bare_returns:false,ecma:8,expression:false,filename:null,html5_comments:true,shebang:true,strict:false,toplevel:null},true);var S={input:typeof $TEXT=="string"?tokenizer($TEXT,options.filename,options.html5_comments,options.shebang):$TEXT,token:null,prev:null,peeked:null,in_function:0,in_async:-1,in_generator:-1,in_directives:true,in_loop:0,labels:[]};S.token=next();function is(type,value){return is_token(S.token,type,value)}function peek(){return S.peeked||(S.peeked=S.input())}function next(){S.prev=S.token;if(S.peeked){S.token=S.peeked;S.peeked=null}else{S.token=S.input()}S.in_directives=S.in_directives&&(S.token.type=="string"||is("punc",";"));return S.token}function prev(){return S.prev}function croak(msg,line,col,pos){var ctx=S.input.context();js_error(msg,ctx.filename,line!=null?line:ctx.tokline,col!=null?col:ctx.tokcol,pos!=null?pos:ctx.tokpos)}function token_error(token,msg){croak(msg,token.line,token.col)}function unexpected(token){if(token==null)token=S.token;token_error(token,"Unexpected token: "+token.type+" ("+token.value+")")}function expect_token(type,val){if(is(type,val)){return next()}token_error(S.token,"Unexpected token "+S.token.type+" «"+S.token.value+"»"+", expected "+type+" «"+val+"»")}function expect(punc){return expect_token("punc",punc)}function can_insert_semicolon(){return!options.strict&&(S.token.nlb||is("eof")||is("punc","}"))}function is_in_generator(){return S.in_generator===S.in_function}function is_in_async(){return S.in_async===S.in_function}function semicolon(optional){if(is("punc",";"))next();else if(!optional&&!can_insert_semicolon())unexpected()}function parenthesised(){expect("(");var exp=expression(true);expect(")");return exp}function embed_tokens(parser){return function(){var start=S.token;var expr=parser.apply(null,arguments);var end=prev();expr.start=start;expr.end=end;return expr}}function handle_regexp(){if(is("operator","/")||is("operator","/=")){S.peeked=null;S.token=S.input(S.token.value.substr(1))}}var statement=embed_tokens(function(){handle_regexp();switch(S.token.type){case"string":if(S.in_directives){var token=peek();if(S.token.raw.indexOf("\\")==-1&&(token.nlb||is_token(token,"eof")||is_token(token,"punc",";")||is_token(token,"punc","}"))){S.input.add_directive(S.token.value)}else{S.in_directives=false}}var dir=S.in_directives,stat=simple_statement();return dir?new AST_Directive(stat.body):stat;case"template_head":case"num":case"regexp":case"operator":case"atom":return simple_statement();case"name":if(S.token.value=="async"&&is_token(peek(),"keyword","function")){next();next();return function_(AST_Defun,false,true)}if(S.token.value=="import"&&!is_token(peek(),"punc","(")){next();var node=import_();semicolon();return node}return is_token(peek(),"punc",":")?labeled_statement():simple_statement();case"punc":switch(S.token.value){case"{":return new AST_BlockStatement({start:S.token,body:block_(),end:prev()});case"[":case"(":return simple_statement();case";":S.in_directives=false;next();return new AST_EmptyStatement;default:unexpected()}case"keyword":switch(S.token.value){case"break":next();return break_cont(AST_Break);case"continue":next();return break_cont(AST_Continue);case"debugger":next();semicolon();return new AST_Debugger;case"do":next();var body=in_loop(statement);expect_token("keyword","while");var condition=parenthesised();semicolon(true);return new AST_Do({body:body,condition:condition});case"while":next();return new AST_While({condition:parenthesised(),body:in_loop(statement)});case"for":next();return for_();case"class":next();return class_(AST_DefClass);case"function":next();return function_(AST_Defun);case"if":next();return if_();case"return":if(S.in_function==0&&!options.bare_returns)croak("'return' outside of function");next();var value=null;if(is("punc",";")){next()}else if(!can_insert_semicolon()){value=expression(true);semicolon()}return new AST_Return({value:value});case"switch":next();return new AST_Switch({expression:parenthesised(),body:in_loop(switch_body_)});case"throw":next();if(S.token.nlb)croak("Illegal newline after 'throw'");var value=expression(true);semicolon();return new AST_Throw({value:value});case"try":next();return try_();case"var":next();var node=var_();semicolon();return node;case"let":next();var node=let_();semicolon();return node;case"const":next();var node=const_();semicolon();return node;case"with":if(S.input.has_directive("use strict")){croak("Strict mode may not include a with statement")}next();return new AST_With({expression:parenthesised(),body:statement()});case"export":if(!is_token(peek(),"punc","(")){next();return export_()}}}unexpected()});function labeled_statement(){var label=as_symbol(AST_Label);if(label.name==="yield"&&is_in_generator()){token_error(S.prev,"Yield cannot be used as label inside generators")}if(label.name==="await"&&is_in_async()){token_error(S.prev,"await cannot be used as label inside async function")}if(find_if(function(l){return l.name==label.name},S.labels)){croak("Label "+label.name+" defined twice")}expect(":");S.labels.push(label);var stat=statement();S.labels.pop();if(!(stat instanceof AST_IterationStatement)){label.references.forEach(function(ref){if(ref instanceof AST_Continue){ref=ref.label.start;croak("Continue label `"+label.name+"` refers to non-IterationStatement.",ref.line,ref.col,ref.pos)}})}return new AST_LabeledStatement({body:stat,label:label})}function simple_statement(tmp){return new AST_SimpleStatement({body:(tmp=expression(true),semicolon(),tmp)})}function break_cont(type){var label=null,ldef;if(!can_insert_semicolon()){label=as_symbol(AST_LabelRef,true)}if(label!=null){ldef=find_if(function(l){return l.name==label.name},S.labels);if(!ldef)croak("Undefined label "+label.name);label.thedef=ldef}else if(S.in_loop==0)croak(type.TYPE+" not inside a loop or switch");semicolon();var stat=new type({label:label});if(ldef)ldef.references.push(stat);return stat}function for_(){expect("(");var init=null;if(!is("punc",";")){init=is("keyword","var")?(next(),var_(true)):is("keyword","let")?(next(),let_(true)):is("keyword","const")?(next(),const_(true)):expression(true,true);var is_in=is("operator","in");var is_of=is("name","of");if(is_in||is_of){if(init instanceof AST_Definitions){if(init.definitions.length>1)croak("Only one variable declaration allowed in for..in loop",init.start.line,init.start.col,init.start.pos)}else if(!(is_assignable(init)||(init=to_destructuring(init))instanceof AST_Destructuring)){croak("Invalid left-hand side in for..in loop",init.start.line,init.start.col,init.start.pos)}next();if(is_in){return for_in(init)}else{return for_of(init)}}}return regular_for(init)}function regular_for(init){expect(";");var test=is("punc",";")?null:expression(true);expect(";");var step=is("punc",")")?null:expression(true);expect(")");return new AST_For({init:init,condition:test,step:step,body:in_loop(statement)})}function for_of(init){var lhs=init instanceof AST_Definitions?init.definitions[0].name:null;var obj=expression(true);expect(")");return new AST_ForOf({init:init,name:lhs,object:obj,body:in_loop(statement)})}function for_in(init){var lhs=init instanceof AST_Definitions?init.definitions[0].name:null;var obj=expression(true);expect(")");return new AST_ForIn({init:init,name:lhs,object:obj,body:in_loop(statement)})}var arrow_function=function(start,argnames,is_async){if(S.token.nlb){croak("Unexpected newline before arrow (=>)")}expect_token("arrow","=>");var body=_function_body(is("punc","{"),false,is_async);return new AST_Arrow({start:start,end:body.end,async:is_async,argnames:argnames,body:body})};var function_=function(ctor,is_generator_property,is_async){if(is_generator_property&&is_async)croak("generators cannot be async");var start=S.token;var in_statement=ctor===AST_Defun;var is_generator=is("operator","*");if(is_generator){next()}var name=is("name")?as_symbol(in_statement?AST_SymbolDefun:AST_SymbolLambda):null;if(in_statement&&!name)unexpected();if(name&&ctor!==AST_Accessor&&!(name instanceof AST_SymbolDeclaration))unexpected(prev());var args=parameters();var body=_function_body(true,is_generator||is_generator_property,is_async,name,args);return new ctor({start:args.start,end:body.end,is_generator:is_generator,async:is_async,name:name,argnames:args,body:body})};function track_used_binding_identifiers(is_parameter,strict){var parameters={};var duplicate=false;var default_assignment=false;var spread=false;var strict_mode=!!strict;var tracker={add_parameter:function(token){if(parameters["$"+token.value]!==undefined){if(duplicate===false){duplicate=token}tracker.check_strict()}else{parameters["$"+token.value]=true;if(is_parameter){switch(token.value){case"arguments":case"eval":case"yield":if(strict_mode){token_error(token,"Unexpected "+token.value+" identifier as parameter inside strict mode")}break;default:if(RESERVED_WORDS(token.value)){unexpected()}}}}},mark_default_assignment:function(token){if(default_assignment===false){default_assignment=token}},mark_spread:function(token){if(spread===false){spread=token}},mark_strict_mode:function(){strict_mode=true},is_strict:function(){return default_assignment!==false||spread!==false||strict_mode},check_strict:function(){if(tracker.is_strict()&&duplicate!==false){token_error(duplicate,"Parameter "+duplicate.value+" was used already")}}};return tracker}function parameters(){var start=S.token;var params=[];var used_parameters=track_used_binding_identifiers(true,S.input.has_directive("use strict"));expect("(");while(!is("punc",")")){var param=parameter(used_parameters);params.push(param);if(!is("punc",")")){expect(",");if(is("punc",")")&&options.ecma<8)unexpected()}if(param instanceof AST_Expansion){break}}next();return params}function parameter(used_parameters,symbol_type){var param;var expand=false;if(used_parameters===undefined){used_parameters=track_used_binding_identifiers(true,S.input.has_directive("use strict"))}if(is("expand","...")){expand=S.token;used_parameters.mark_spread(S.token);next()}param=binding_element(used_parameters,symbol_type);if(is("operator","=")&&expand===false){used_parameters.mark_default_assignment(S.token);next();param=new AST_DefaultAssign({start:param.start,left:param,operator:"=",right:expression(false),end:S.token})}if(expand!==false){if(!is("punc",")")){unexpected()}param=new AST_Expansion({start:expand,expression:param,end:expand})}used_parameters.check_strict();return param}function binding_element(used_parameters,symbol_type){var elements=[];var first=true;var is_expand=false;var expand_token;var first_token=S.token;if(used_parameters===undefined){used_parameters=track_used_binding_identifiers(false,S.input.has_directive("use strict"))}symbol_type=symbol_type===undefined?AST_SymbolFunarg:symbol_type;if(is("punc","[")){next();while(!is("punc","]")){if(first){first=false}else{expect(",")}if(is("expand","...")){is_expand=true;expand_token=S.token;used_parameters.mark_spread(S.token);next()}if(is("punc")){switch(S.token.value){case",":elements.push(new AST_Hole({start:S.token,end:S.token}));continue;case"]":break;case"[":case"{":elements.push(binding_element(used_parameters,symbol_type));break;default:unexpected()}}else if(is("name")){used_parameters.add_parameter(S.token);elements.push(new symbol_type({start:S.token,name:S.token.value,end:S.token}));next()}else{croak("Invalid function parameter")}if(is("operator","=")&&is_expand===false){used_parameters.mark_default_assignment(S.token);next();elements[elements.length-1]=new AST_DefaultAssign({start:elements[elements.length-1].start,left:elements[elements.length-1],operator:"=",right:expression(false),end:S.token})}if(is_expand){if(!is("punc","]")){croak("Rest element must be last element")}elements[elements.length-1]=new AST_Expansion({start:expand_token,expression:elements[elements.length-1],end:expand_token})}}expect("]");used_parameters.check_strict();return new AST_Destructuring({start:first_token,names:elements,is_array:true,end:prev()})}else if(is("punc","{")){next();while(!is("punc","}")){if(first){first=false}else{expect(",")}if(is("expand","...")){is_expand=true;expand_token=S.token;used_parameters.mark_spread(S.token);next()}if(is("name")&&(is_token(peek(),"punc")||is_token(peek(),"operator"))&&[",","}","="].indexOf(peek().value)!==-1){used_parameters.add_parameter(S.token);var value=new symbol_type({start:S.token,name:S.token.value,end:S.token});if(is_expand){elements.push(new AST_Expansion({start:expand_token,expression:value,end:value.end}))}else{elements.push(new AST_ObjectKeyVal({start:prev(),key:S.token.value,value:value,end:value.end}))}next()}else if(is("punc","}")){continue}else{var property_token=S.token;var property=as_property_name();if(property===null){unexpected(prev())}else if(prev().type==="name"&&!is("punc",":")){elements.push(new AST_ObjectKeyVal({start:prev(),key:property,value:new symbol_type({start:prev(),name:property,end:prev()}),end:prev()}))}else{expect(":");elements.push(new AST_ObjectKeyVal({start:property_token,quote:property_token.quote,key:property,value:binding_element(used_parameters,symbol_type),end:prev()}))}}if(is_expand){if(!is("punc","}")){croak("Rest element must be last element")}}else if(is("operator","=")){used_parameters.mark_default_assignment(S.token);next();elements[elements.length-1].value=new AST_DefaultAssign({start:elements[elements.length-1].value.start,left:elements[elements.length-1].value,operator:"=",right:expression(false),end:S.token})}}expect("}");used_parameters.check_strict();return new AST_Destructuring({start:first_token,names:elements,is_array:false,end:prev()})}else if(is("name")){used_parameters.add_parameter(S.token);next();return new symbol_type({start:prev(),name:prev().value,end:prev()})}else{croak("Invalid function parameter")}}function params_or_seq_(allow_arrows,maybe_sequence){var spread_token;var invalid_sequence;var trailing_comma;var a=[];expect("(");while(!is("punc",")")){if(spread_token)unexpected(spread_token);if(is("expand","...")){spread_token=S.token;if(maybe_sequence)invalid_sequence=S.token;next();a.push(new AST_Expansion({start:prev(),expression:expression(),end:S.token}))}else{a.push(expression())}if(!is("punc",")")){expect(",");if(is("punc",")")){if(options.ecma<8)unexpected();trailing_comma=prev();if(maybe_sequence)invalid_sequence=trailing_comma}}}expect(")");if(allow_arrows&&is("arrow","=>")){if(spread_token&&trailing_comma)unexpected(trailing_comma)}else if(invalid_sequence){unexpected(invalid_sequence)}return a}function _function_body(block,generator,is_async,name,args){var loop=S.in_loop;var labels=S.labels;var current_generator=S.in_generator;var current_async=S.in_async;++S.in_function;if(generator)S.in_generator=S.in_function;if(is_async)S.in_async=S.in_function;if(block)S.in_directives=true;S.in_loop=0;S.labels=[];if(block){S.input.push_directives_stack();var a=block_();if(S.input.has_directive("use strict")){if(name)strict_verify_symbol(name);if(args)args.forEach(strict_verify_symbol)}S.input.pop_directives_stack()}else{var a=expression(false)}--S.in_function;S.in_loop=loop;S.labels=labels;S.in_generator=current_generator;S.in_async=current_async;return a}function _await_expression(){if(!is_in_async()){croak("Unexpected await expression outside async function",S.prev.line,S.prev.col,S.prev.pos)}return new AST_Await({expression:maybe_unary(true)})}function _yield_expression(){if(!is_in_generator()){croak("Unexpected yield expression outside generator function",S.prev.line,S.prev.col,S.prev.pos)}var star=false;var has_expression=true;if(can_insert_semicolon()||is("punc")&&PUNC_AFTER_EXPRESSION(S.token.value)){has_expression=false}else if(is("operator","*")){star=true;next()}return new AST_Yield({is_star:star,expression:has_expression?expression():null})}function if_(){var cond=parenthesised(),body=statement(),belse=null;if(is("keyword","else")){next();belse=statement()}return new AST_If({condition:cond,body:body,alternative:belse})}function block_(){expect("{");var a=[];while(!is("punc","}")){if(is("eof"))unexpected();a.push(statement())}next();return a}function switch_body_(){expect("{");var a=[],cur=null,branch=null,tmp;while(!is("punc","}")){if(is("eof"))unexpected();if(is("keyword","case")){if(branch)branch.end=prev();cur=[];branch=new AST_Case({start:(tmp=S.token,next(),tmp),expression:expression(true),body:cur});a.push(branch);expect(":")}else if(is("keyword","default")){if(branch)branch.end=prev();cur=[];branch=new AST_Default({start:(tmp=S.token,next(),expect(":"),tmp),body:cur});a.push(branch)}else{if(!cur)unexpected();cur.push(statement())}}if(branch)branch.end=prev();next();return a}function try_(){var body=block_(),bcatch=null,bfinally=null;if(is("keyword","catch")){var start=S.token;next();expect("(");var name=parameter(undefined,AST_SymbolCatch);expect(")");bcatch=new AST_Catch({start:start,argname:name,body:block_(),end:prev()})}if(is("keyword","finally")){var start=S.token;next();bfinally=new AST_Finally({start:start,body:block_(),end:prev()})}if(!bcatch&&!bfinally)croak("Missing catch/finally blocks");return new AST_Try({body:body,bcatch:bcatch,bfinally:bfinally})}function vardefs(no_in,kind){var a=[];var def;for(;;){var sym_type=kind==="var"?AST_SymbolVar:kind==="const"?AST_SymbolConst:kind==="let"?AST_SymbolLet:null;if(is("punc","{")||is("punc","[")){def=new AST_VarDef({start:S.token,name:binding_element(undefined,sym_type),value:is("operator","=")?(expect_token("operator","="),expression(false,no_in)):null,end:prev()})}else{def=new AST_VarDef({start:S.token,name:as_symbol(sym_type),value:is("operator","=")?(next(),expression(false,no_in)):!no_in&&kind==="const"&&S.input.has_directive("use strict")?croak("Missing initializer in const declaration"):null,end:prev()});if(def.name.name=="import")croak("Unexpected token: import")}a.push(def);if(!is("punc",","))break;next()}return a}var var_=function(no_in){return new AST_Var({start:prev(),definitions:vardefs(no_in,"var"),end:prev()})};var let_=function(no_in){return new AST_Let({start:prev(),definitions:vardefs(no_in,"let"),end:prev()})};var const_=function(no_in){return new AST_Const({start:prev(),definitions:vardefs(no_in,"const"),end:prev()})};var new_=function(allow_calls){var start=S.token;expect_token("operator","new");if(is("punc",".")){next();expect_token("name","target");return subscripts(new AST_NewTarget({start:start,end:prev()}),allow_calls)}var newexp=expr_atom(false),args;if(is("punc","(")){next();args=expr_list(")",options.ecma>=8)}else{args=[]}return subscripts(new AST_New({start:start,expression:newexp,args:args,end:prev()}),allow_calls)};function as_atom_node(){var tok=S.token,ret;switch(tok.type){case"name":ret=_make_symbol(AST_SymbolRef);break;case"num":ret=new AST_Number({start:tok,end:tok,value:tok.value});break;case"string":ret=new AST_String({start:tok,end:tok,value:tok.value,quote:tok.quote});break;case"regexp":ret=new AST_RegExp({start:tok,end:tok,value:tok.value});break;case"atom":switch(tok.value){case"false":ret=new AST_False({start:tok,end:tok});break;case"true":ret=new AST_True({start:tok,end:tok});break;case"null":ret=new AST_Null({start:tok,end:tok});break}break}next();return ret}function to_fun_args(ex,_,__,default_seen_above){var insert_default=function(ex,default_value){if(default_value){return new AST_DefaultAssign({start:ex.start,left:ex,operator:"=",right:default_value,end:default_value.end})}return ex};if(ex instanceof AST_Object){return insert_default(new AST_Destructuring({start:ex.start,end:ex.end,is_array:false,names:ex.properties.map(to_fun_args)}),default_seen_above)}else if(ex instanceof AST_ObjectKeyVal){ex.value=to_fun_args(ex.value,0,[ex.key]);return insert_default(ex,default_seen_above)}else if(ex instanceof AST_Hole){return ex}else if(ex instanceof AST_Destructuring){ex.names=ex.names.map(to_fun_args);return insert_default(ex,default_seen_above)}else if(ex instanceof AST_SymbolRef){return insert_default(new AST_SymbolFunarg({name:ex.name,start:ex.start,end:ex.end}),default_seen_above)}else if(ex instanceof AST_Expansion){ex.expression=to_fun_args(ex.expression);return insert_default(ex,default_seen_above)}else if(ex instanceof AST_Array){return insert_default(new AST_Destructuring({start:ex.start,end:ex.end,is_array:true,names:ex.elements.map(to_fun_args)}),default_seen_above)}else if(ex instanceof AST_Assign){return insert_default(to_fun_args(ex.left,undefined,undefined,ex.right),default_seen_above)}else if(ex instanceof AST_DefaultAssign){ex.left=to_fun_args(ex.left,0,[ex.left]);return ex}else{croak("Invalid function parameter",ex.start.line,ex.start.col)}}var expr_atom=function(allow_calls,allow_arrows){if(is("operator","new")){return new_(allow_calls)}var start=S.token;var async=is("name","async")&&as_atom_node();if(is("punc")){switch(S.token.value){case"(":if(async&&!allow_calls)break;var exprs=params_or_seq_(allow_arrows,!async);if(allow_arrows&&is("arrow","=>")){return arrow_function(start,exprs.map(to_fun_args),!!async)}var ex=async?new AST_Call({expression:async,args:exprs}):exprs.length==1?exprs[0]:new AST_Sequence({expressions:exprs});ex.start=start;ex.end=S.token;return subscripts(ex,allow_calls);case"[":return subscripts(array_(),allow_calls);case"{":return subscripts(object_or_destructuring_(),allow_calls)}if(!async)unexpected()}if(allow_arrows&&is("name")&&is_token(peek(),"arrow")){var param=new AST_SymbolFunarg({name:S.token.value,start:start,end:start});next();return arrow_function(start,[param],!!async)}if(is("keyword","function")){next();var func=function_(AST_Function,false,!!async);func.start=start;func.end=prev();return subscripts(func,allow_calls)}if(async)return subscripts(async,allow_calls);if(is("keyword","class")){next();var cls=class_(AST_ClassExpression);cls.start=start;cls.end=prev();return subscripts(cls,allow_calls)}if(is("template_head")){return subscripts(template_string(),allow_calls)}if(ATOMIC_START_TOKEN(S.token.type)){return subscripts(as_atom_node(),allow_calls)}unexpected()};function template_string(){var segments=[],start=S.token;segments.push(new AST_TemplateSegment({start:S.token,raw:S.token.raw,value:S.token.value,end:S.token}));while(S.token.end===false){next();handle_regexp();segments.push(expression(true));if(!is_token("template_substitution")){unexpected()}segments.push(new AST_TemplateSegment({start:S.token,raw:S.token.raw,value:S.token.value,end:S.token}))}next();return new AST_TemplateString({start:start,segments:segments,end:S.token})}function expr_list(closing,allow_trailing_comma,allow_empty){var first=true,a=[];while(!is("punc",closing)){if(first)first=false;else expect(",");if(allow_trailing_comma&&is("punc",closing))break;if(is("punc",",")&&allow_empty){a.push(new AST_Hole({start:S.token,end:S.token}))}else if(is("expand","...")){next();a.push(new AST_Expansion({start:prev(),expression:expression(),end:S.token}))}else{a.push(expression(false))}}next();return a}var array_=embed_tokens(function(){expect("[");return new AST_Array({elements:expr_list("]",!options.strict,true)})});var create_accessor=embed_tokens(function(is_generator,is_async){return function_(AST_Accessor,is_generator,is_async)});var object_or_destructuring_=embed_tokens(function object_or_destructuring_(){var start=S.token,first=true,a=[];expect("{");while(!is("punc","}")){if(first)first=false;else expect(",");if(!options.strict&&is("punc","}"))break;start=S.token;if(start.type=="expand"){next();a.push(new AST_Expansion({start:start,expression:expression(false),end:prev()}));continue}var name=as_property_name();var value;if(!is("punc",":")){var concise=concise_method_or_getset(name,start);if(concise){a.push(concise);continue}value=new AST_SymbolRef({start:prev(),name:name,end:prev()})}else if(name===null){unexpected(prev())}else{next();value=expression(false)}if(is("operator","=")){next();value=new AST_Assign({start:start,left:value,operator:"=",right:expression(false),end:prev()})}a.push(new AST_ObjectKeyVal({start:start,quote:start.quote,key:name,value:value,end:prev()}))}next();return new AST_Object({properties:a})});function class_(KindOfClass){var start,method,class_name,extends_,a=[];S.input.push_directives_stack();S.input.add_directive("use strict");if(S.token.type=="name"&&S.token.value!="extends"){class_name=as_symbol(KindOfClass===AST_DefClass?AST_SymbolDefClass:AST_SymbolClass)}if(KindOfClass===AST_DefClass&&!class_name){unexpected()}if(S.token.value=="extends"){next();extends_=expression(true)}expect("{");if(is("punc",";")){next()}while(!is("punc","}")){start=S.token;method=concise_method_or_getset(as_property_name(),start,true);if(!method){unexpected()}a.push(method);if(is("punc",";")){next()}}S.input.pop_directives_stack();next();return new KindOfClass({start:start,name:class_name,extends:extends_,properties:a,end:prev()})}function concise_method_or_getset(name,start,is_class){var get_ast=function(name,token){if(typeof name==="string"||typeof name==="number"){return new AST_SymbolMethod({start:token,name:name,end:prev()})}else if(name===null){unexpected()}return name};var is_async=false;var is_static=false;var is_generator=false;var property_token=start;if(is_class&&name==="static"&&!is("punc","(")){is_static=true;property_token=S.token;name=as_property_name()}if(name==="async"&&!is("punc","(")&&!is("punc",",")&&!is("punc","}")){is_async=true;property_token=S.token;name=as_property_name()}if(name===null){is_generator=true;property_token=S.token;name=as_property_name();if(name===null){unexpected()}}if(is("punc","(")){name=get_ast(name,start);var node=new AST_ConciseMethod({start:start,static:is_static,is_generator:is_generator,async:is_async,key:name,quote:name instanceof AST_SymbolMethod?property_token.quote:undefined,value:create_accessor(is_generator,is_async),end:prev()});return node}property_token=S.token;if(name=="get"){if(!is("punc")||is("punc","[")){name=get_ast(as_property_name(),start);return new AST_ObjectGetter({start:start,static:is_static,key:name,quote:name instanceof AST_SymbolMethod?property_token.quote:undefined,value:create_accessor(),end:prev()})}}else if(name=="set"){if(!is("punc")||is("punc","[")){name=get_ast(as_property_name(),start);return new AST_ObjectSetter({start:start,static:is_static,key:name,quote:name instanceof AST_SymbolMethod?property_token.quote:undefined,value:create_accessor(),end:prev()})}}}function import_(){var start=prev();var imported_name;var imported_names;if(is("name")){imported_name=as_symbol(AST_SymbolImport)}if(is("punc",",")){next()}imported_names=map_names(true);if(imported_names||imported_name){expect_token("name","from")}var mod_str=S.token;if(mod_str.type!=="string"){unexpected()}next();return new AST_Import({start:start,imported_name:imported_name,imported_names:imported_names,module_name:new AST_String({start:mod_str,value:mod_str.value,quote:mod_str.quote,end:mod_str}),end:S.token})}function map_name(is_import){function make_symbol(type){return new type({name:as_property_name(),start:prev(),end:prev()})}var foreign_type=is_import?AST_SymbolImportForeign:AST_SymbolExportForeign;var type=is_import?AST_SymbolImport:AST_SymbolExport;var start=S.token;var foreign_name;var name;if(is_import){foreign_name=make_symbol(foreign_type)}else{name=make_symbol(type)}if(is("name","as")){next();if(is_import){name=make_symbol(type)}else{foreign_name=make_symbol(foreign_type)}}else if(is_import){name=new type(foreign_name)}else{foreign_name=new foreign_type(name)}return new AST_NameMapping({start:start,foreign_name:foreign_name,name:name,end:prev()})}function map_nameAsterisk(is_import,name){var foreign_type=is_import?AST_SymbolImportForeign:AST_SymbolExportForeign;var type=is_import?AST_SymbolImport:AST_SymbolExport;var start=S.token;var foreign_name;var end=prev();name=name||new type({name:"*",start:start,end:end});foreign_name=new foreign_type({name:"*",start:start,end:end});return new AST_NameMapping({start:start,foreign_name:foreign_name,name:name,end:end})}function map_names(is_import){var names;if(is("punc","{")){next();names=[];while(!is("punc","}")){names.push(map_name(is_import));if(is("punc",",")){next()}}next()}else if(is("operator","*")){var name;next();if(is_import&&is("name","as")){next();name=as_symbol(AST_SymbolImportForeign)}names=[map_nameAsterisk(is_import,name)]}return names}function export_(){var start=S.token;var is_default;var exported_names;if(is("keyword","default")){is_default=true;next()}else if(exported_names=map_names(false)){if(is("name","from")){next();var mod_str=S.token;if(mod_str.type!=="string"){unexpected()}next();return new AST_Export({start:start,is_default:is_default,exported_names:exported_names,module_name:new AST_String({start:mod_str,value:mod_str.value,quote:mod_str.quote,end:mod_str}),end:prev()})}else{return new AST_Export({start:start,is_default:is_default,exported_names:exported_names,end:prev()})}}var node;var exported_value;var exported_definition;if(is("punc","{")||is_default&&(is("keyword","class")||is("keyword","function"))&&is_token(peek(),"punc")){exported_value=expression(false);semicolon()}else if((node=statement())instanceof AST_Definitions&&is_default){unexpected(node.start)}else if(node instanceof AST_Definitions||node instanceof AST_Defun||node instanceof AST_DefClass){exported_definition=node}else if(node instanceof AST_SimpleStatement){exported_value=node.body}else{unexpected(node.start)}return new AST_Export({start:start,is_default:is_default,exported_value:exported_value,exported_definition:exported_definition,end:prev()})}function as_property_name(){var tmp=S.token;switch(tmp.type){case"punc":if(tmp.value==="["){next();var ex=expression(false);expect("]");return ex}else unexpected(tmp);case"operator":if(tmp.value==="*"){next();return null}if(["delete","in","instanceof","new","typeof","void"].indexOf(tmp.value)===-1){unexpected(tmp)}case"name":if(tmp.value=="yield"&&!is_token(peek(),"punc",":")&&!is_token(peek(),"punc","(")&&S.input.has_directive("use strict")&&!is_in_generator()){token_error(tmp,"Unexpected yield identifier inside strict mode")}case"string":case"num":case"keyword":case"atom":next();return tmp.value;default:unexpected(tmp)}}function as_name(){var tmp=S.token;if(tmp.type!="name")unexpected();next();return tmp.value}function _make_symbol(type){var name=S.token.value;return new(name=="this"?AST_This:name=="super"?AST_Super:type)({name:String(name),start:S.token,end:S.token})}function strict_verify_symbol(sym){if(sym.name=="arguments"||sym.name=="eval")croak("Unexpected "+sym.name+" in strict mode",sym.start.line,sym.start.col,sym.start.pos)}function as_symbol(type,noerror){if(!is("name")){if(!noerror)croak("Name expected");return null}if(is("name","yield")&&S.input.has_directive("use strict")){token_error(S.prev,"Unexpected yield identifier inside strict mode")}var sym=_make_symbol(type);if(S.input.has_directive("use strict")&&sym instanceof AST_SymbolDeclaration){strict_verify_symbol(sym)}next();return sym}var subscripts=function(expr,allow_calls){var start=expr.start;if(is("punc",".")){next();return subscripts(new AST_Dot({start:start,expression:expr,property:as_name(),end:prev()}),allow_calls)}if(is("punc","[")){next();var prop=expression(true);expect("]");return subscripts(new AST_Sub({start:start,expression:expr,property:prop,end:prev()}),allow_calls)}if(allow_calls&&is("punc","(")){next();return subscripts(new AST_Call({start:start,expression:expr,args:call_args(),end:prev()}),true)}if(is("template_head")){return subscripts(new AST_PrefixedTemplateString({start:start,prefix:expr,template_string:template_string()}),allow_calls)}return expr};var call_args=embed_tokens(function _call_args(){var args=[];while(!is("punc",")")){if(is("expand","...")){next();args.push(new AST_Expansion({start:prev(),expression:expression(false)}))}else{args.push(expression(false))}if(!is("punc",")")){expect(",");if(is("punc",")")&&options.ecma<8)unexpected()}}next();return args});var maybe_unary=function(allow_calls,allow_arrows){var start=S.token;if(start.type=="name"&&start.value=="await"){if(is_in_async()){next();return _await_expression()}else if(S.input.has_directive("use strict")){token_error(S.token,"Unexpected await identifier inside strict mode")}}if(is("operator")&&UNARY_PREFIX(start.value)){next();handle_regexp();var ex=make_unary(AST_UnaryPrefix,start,maybe_unary(allow_calls));ex.start=start;ex.end=prev();return ex}var val=expr_atom(allow_calls,allow_arrows);while(is("operator")&&UNARY_POSTFIX(S.token.value)&&!S.token.nlb){if(val instanceof AST_Arrow)unexpected();val=make_unary(AST_UnaryPostfix,S.token,val);val.start=start;val.end=S.token;next()}return val};function make_unary(ctor,token,expr){var op=token.value;switch(op){case"++":case"--":if(!is_assignable(expr))croak("Invalid use of "+op+" operator",token.line,token.col,token.pos);break;case"delete":if(expr instanceof AST_SymbolRef&&S.input.has_directive("use strict"))croak("Calling delete on expression not allowed in strict mode",expr.start.line,expr.start.col,expr.start.pos);break}return new ctor({operator:op,expression:expr})}var expr_op=function(left,min_prec,no_in){var op=is("operator")?S.token.value:null;if(op=="in"&&no_in)op=null;if(op=="**"&&left instanceof AST_UnaryPrefix&&left.end===S.prev&&left.operator!=="--"&&left.operator!=="++")unexpected(left.start);var prec=op!=null?PRECEDENCE[op]:null;if(prec!=null&&(prec>min_prec||op==="**"&&min_prec===prec)){next();var right=expr_op(maybe_unary(true),prec,no_in);return expr_op(new AST_Binary({start:left.start,left:left,operator:op,right:right,end:right.end}),min_prec,no_in)}return left};function expr_ops(no_in){return expr_op(maybe_unary(true,true),0,no_in)}var maybe_conditional=function(no_in){var start=S.token;var expr=expr_ops(no_in);if(is("operator","?")){next();var yes=expression(false);expect(":");return new AST_Conditional({start:start,condition:expr,consequent:yes,alternative:expression(false,no_in),end:prev()})}return expr};function is_assignable(expr){return expr instanceof AST_PropAccess||expr instanceof AST_SymbolRef}function to_destructuring(node){if(node instanceof AST_Object){node=new AST_Destructuring({start:node.start,names:node.properties.map(to_destructuring),is_array:false,end:node.end})}else if(node instanceof AST_Array){var names=[];for(var i=0;i<node.elements.length;i++){if(node.elements[i]instanceof AST_Expansion){if(i+1!==node.elements.length){token_error(node.elements[i].start,"Spread must the be last element in destructuring array")}node.elements[i].expression=to_destructuring(node.elements[i].expression)}names.push(to_destructuring(node.elements[i]))}node=new AST_Destructuring({start:node.start,names:names,is_array:true,end:node.end})}else if(node instanceof AST_ObjectProperty){node.value=to_destructuring(node.value)}else if(node instanceof AST_Assign){node=new AST_DefaultAssign({start:node.start,left:node.left,operator:"=",right:node.right,end:node.end})}return node}var maybe_assign=function(no_in){var start=S.token;if(start.type=="name"&&start.value=="yield"){if(is_in_generator()){next();return _yield_expression()}else if(S.input.has_directive("use strict")){token_error(S.token,"Unexpected yield identifier inside strict mode")}}var left=maybe_conditional(no_in);var val=S.token.value;if(is("operator")&&ASSIGNMENT(val)){if(is_assignable(left)||(left=to_destructuring(left))instanceof AST_Destructuring){next();return new AST_Assign({start:start,left:left,operator:val,right:maybe_assign(no_in),end:prev()})}croak("Invalid assignment")}return left};var expression=function(commas,no_in){var start=S.token;var exprs=[];while(true){exprs.push(maybe_assign(no_in));if(!commas||!is("punc",","))break;next();commas=true}return exprs.length==1?exprs[0]:new AST_Sequence({start:start,expressions:exprs,end:peek()})};function in_loop(cont){++S.in_loop;var ret=cont();--S.in_loop;return ret}if(options.expression){return expression(true)}return function(){var start=S.token;var body=[];S.input.push_directives_stack();while(!is("eof"))body.push(statement());S.input.pop_directives_stack();var end=prev();var toplevel=options.toplevel;if(toplevel){toplevel.body=toplevel.body.concat(body);toplevel.end=end}else{toplevel=new AST_Toplevel({start:start,body:body,end:end})}return toplevel}()}/*********************************************************************** +"use strict";var KEYWORDS="break case catch class const continue debugger default delete do else export extends finally for function if in instanceof let new return switch throw try typeof var void while with";var KEYWORDS_ATOM="false null true";var RESERVED_WORDS="enum implements import interface package private protected public static super this "+KEYWORDS_ATOM+" "+KEYWORDS;var KEYWORDS_BEFORE_EXPRESSION="return new delete throw else case yield await";KEYWORDS=makePredicate(KEYWORDS);RESERVED_WORDS=makePredicate(RESERVED_WORDS);KEYWORDS_BEFORE_EXPRESSION=makePredicate(KEYWORDS_BEFORE_EXPRESSION);KEYWORDS_ATOM=makePredicate(KEYWORDS_ATOM);var OPERATOR_CHARS=makePredicate(characters("+-*&%=<>!?|~^"));var RE_NUM_LITERAL=/[0-9a-f]/i;var RE_HEX_NUMBER=/^0x[0-9a-f]+$/i;var RE_OCT_NUMBER=/^0[0-7]+$/;var RE_ES6_OCT_NUMBER=/^0o[0-7]+$/i;var RE_BIN_NUMBER=/^0b[01]+$/i;var RE_DEC_NUMBER=/^\d*\.?\d*(?:e[+-]?\d*(?:\d\.?|\.?\d)\d*)?$/i;var OPERATORS=makePredicate(["in","instanceof","typeof","new","void","delete","++","--","+","-","!","~","&","|","^","*","**","/","%",">>","<<",">>>","<",">","<=",">=","==","===","!=","!==","?","=","+=","-=","/=","*=","**=","%=",">>=","<<=",">>>=","|=","^=","&=","&&","||"]);var WHITESPACE_CHARS=makePredicate(characters(" \n\r\t\f\v \u2028\u2029  　\ufeff"));var NEWLINE_CHARS=makePredicate(characters("\n\r\u2028\u2029"));var PUNC_AFTER_EXPRESSION=makePredicate(characters(";]),:"));var PUNC_BEFORE_EXPRESSION=makePredicate(characters("[{(,;:"));var PUNC_CHARS=makePredicate(characters("[]{}(),;:"));var 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get_full_char(str,pos){var char=str.charAt(pos);if(is_surrogate_pair_head(char)){var next=str.charAt(pos+1);if(is_surrogate_pair_tail(next)){return char+next}}if(is_surrogate_pair_tail(char)){var prev=str.charAt(pos-1);if(is_surrogate_pair_head(prev)){return prev+char}}return char}function get_full_char_code(str,pos){if(is_surrogate_pair_head(str.charAt(pos))){return 65536+(str.charCodeAt(pos)-55296<<10)+str.charCodeAt(pos+1)-56320}return str.charCodeAt(pos)}function get_full_char_length(str){var surrogates=0;for(var i=0;i<str.length;i++){if(is_surrogate_pair_head(str.charCodeAt(i))){if(is_surrogate_pair_tail(str.charCodeAt(i+1))){surrogates++;i++}}}return str.length-surrogates}function from_char_code(code){if(code>65535){code-=65536;return String.fromCharCode((code>>10)+55296)+String.fromCharCode(code%1024+56320)}return String.fromCharCode(code)}function is_surrogate_pair_head(code){if(typeof code==="string")code=code.charCodeAt(0);return code>=55296&&code<=56319}function is_surrogate_pair_tail(code){if(typeof code==="string")code=code.charCodeAt(0);return code>=56320&&code<=57343}function is_digit(code){return code>=48&&code<=57}function is_identifier(name){if(typeof name!=="string"||RESERVED_WORDS(name))return false;return true}function is_identifier_start(ch){var code=ch.charCodeAt(0);return UNICODE.ID_Start.test(ch)||code==36||code==95}function is_identifier_char(ch){var code=ch.charCodeAt(0);return UNICODE.ID_Continue.test(ch)||code==36||code==95||code==8204||code==8205}function is_identifier_string(str){return/^[a-z_$][a-z0-9_$]*$/i.test(str)}function parse_js_number(num){if(RE_HEX_NUMBER.test(num)){return parseInt(num.substr(2),16)}else if(RE_OCT_NUMBER.test(num)){return parseInt(num.substr(1),8)}else if(RE_ES6_OCT_NUMBER.test(num)){return parseInt(num.substr(2),8)}else if(RE_BIN_NUMBER.test(num)){return parseInt(num.substr(2),2)}else if(RE_DEC_NUMBER.test(num)){return parseFloat(num)}else{var val=parseFloat(num);if(val==num)return val}}function JS_Parse_Error(message,filename,line,col,pos){this.message=message;this.filename=filename;this.line=line;this.col=col;this.pos=pos}JS_Parse_Error.prototype=Object.create(Error.prototype);JS_Parse_Error.prototype.constructor=JS_Parse_Error;JS_Parse_Error.prototype.name="SyntaxError";configure_error_stack(JS_Parse_Error);function js_error(message,filename,line,col,pos){throw new JS_Parse_Error(message,filename,line,col,pos)}function is_token(token,type,val){return token.type==type&&(val==null||token.value==val)}var EX_EOF={};function tokenizer($TEXT,filename,html5_comments,shebang){var S={text:$TEXT,filename:filename,pos:0,tokpos:0,line:1,tokline:0,col:0,tokcol:0,newline_before:false,regex_allowed:false,brace_counter:0,template_braces:[],comments_before:[],directives:{},directive_stack:[]};function peek(){return get_full_char(S.text,S.pos)}function next(signal_eof,in_string){var ch=get_full_char(S.text,S.pos++);if(signal_eof&&!ch)throw EX_EOF;if(NEWLINE_CHARS(ch)){S.newline_before=S.newline_before||!in_string;++S.line;S.col=0;if(!in_string&&ch=="\r"&&peek()=="\n"){++S.pos;ch="\n"}}else{if(ch.length>1){++S.pos;++S.col}++S.col}return ch}function forward(i){while(i-- >0)next()}function looking_at(str){return S.text.substr(S.pos,str.length)==str}function find_eol(){var text=S.text;for(var i=S.pos,n=S.text.length;i<n;++i){var ch=text[i];if(NEWLINE_CHARS(ch))return i}return-1}function find(what,signal_eof){var pos=S.text.indexOf(what,S.pos);if(signal_eof&&pos==-1)throw EX_EOF;return pos}function start_token(){S.tokline=S.line;S.tokcol=S.col;S.tokpos=S.pos}var prev_was_dot=false;function token(type,value,is_comment){S.regex_allowed=type=="operator"&&!UNARY_POSTFIX(value)||type=="keyword"&&KEYWORDS_BEFORE_EXPRESSION(value)||type=="punc"&&PUNC_BEFORE_EXPRESSION(value)||type=="arrow";if(type=="punc"&&value=="."){prev_was_dot=true}else if(!is_comment){prev_was_dot=false}var ret={type:type,value:value,line:S.tokline,col:S.tokcol,pos:S.tokpos,endline:S.line,endcol:S.col,endpos:S.pos,nlb:S.newline_before,file:filename};if(/^(?:num|string|regexp)$/i.test(type)){ret.raw=$TEXT.substring(ret.pos,ret.endpos)}if(!is_comment){ret.comments_before=S.comments_before;ret.comments_after=S.comments_before=[]}S.newline_before=false;return new AST_Token(ret)}function skip_whitespace(){while(WHITESPACE_CHARS(peek()))next()}function read_while(pred){var ret="",ch,i=0;while((ch=peek())&&pred(ch,i++))ret+=next();return ret}function parse_error(err){js_error(err,filename,S.tokline,S.tokcol,S.tokpos)}function read_num(prefix){var has_e=false,after_e=false,has_x=false,has_dot=prefix==".";var num=read_while(function(ch,i){var code=ch.charCodeAt(0);switch(code){case 98:case 66:return has_x=true;case 111:case 79:case 120:case 88:return has_x?false:has_x=true;case 101:case 69:return has_x?true:has_e?false:has_e=after_e=true;case 45:return after_e||i==0&&!prefix;case 43:return after_e;case after_e=false,46:return!has_dot&&!has_x&&!has_e?has_dot=true:false}return RE_NUM_LITERAL.test(ch)});if(prefix)num=prefix+num;if(RE_OCT_NUMBER.test(num)&&next_token.has_directive("use strict")){parse_error("Legacy octal literals are not allowed in strict mode")}var valid=parse_js_number(num);if(!isNaN(valid)){return token("num",valid)}else{parse_error("Invalid syntax: "+num)}}function read_escaped_char(in_string){var ch=next(true,in_string);switch(ch.charCodeAt(0)){case 110:return"\n";case 114:return"\r";case 116:return"\t";case 98:return"\b";case 118:return"\v";case 102:return"\f";case 120:return String.fromCharCode(hex_bytes(2));case 117:if(peek()=="{"){next(true);if(peek()==="}")parse_error("Expecting hex-character between {}");while(peek()=="0")next(true);var result,length=find("}",true)-S.pos;if(length>6||(result=hex_bytes(length))>1114111){parse_error("Unicode reference out of bounce")}next(true);return from_char_code(result)}return String.fromCharCode(hex_bytes(4));case 10:return"";case 13:if(peek()=="\n"){next(true,in_string);return""}}if(ch>="0"&&ch<="7")return read_octal_escape_sequence(ch);return ch}function read_octal_escape_sequence(ch){var p=peek();if(p>="0"&&p<="7"){ch+=next(true);if(ch[0]<="3"&&(p=peek())>="0"&&p<="7")ch+=next(true)}if(ch==="0")return"\0";if(ch.length>0&&next_token.has_directive("use strict"))parse_error("Legacy octal escape sequences are not allowed in strict mode");return String.fromCharCode(parseInt(ch,8))}function hex_bytes(n){var num=0;for(;n>0;--n){var digit=parseInt(next(true),16);if(isNaN(digit))parse_error("Invalid hex-character pattern in string");num=num<<4|digit}return num}var read_string=with_eof_error("Unterminated string constant",function(quote_char){var quote=next(),ret="";for(;;){var ch=next(true,true);if(ch=="\\")ch=read_escaped_char(true);else if(NEWLINE_CHARS(ch))parse_error("Unterminated string constant");else if(ch==quote)break;ret+=ch}var tok=token("string",ret);tok.quote=quote_char;return tok});var read_template_characters=with_eof_error("Unterminated template",function(begin){if(begin){S.template_braces.push(S.brace_counter)}var content="",raw="",ch,tok;next(true,true);while((ch=next(true,true))!="`"){if(ch=="\r"){if(peek()=="\n")++S.pos;ch="\n"}else if(ch=="$"&&peek()=="{"){next(true,true);S.brace_counter++;tok=token(begin?"template_head":"template_substitution",content);tok.begin=begin;tok.raw=raw;tok.end=false;return tok}raw+=ch;if(ch=="\\"){var tmp=S.pos;ch=read_escaped_char();raw+=S.text.substr(tmp,S.pos-tmp)}content+=ch}S.template_braces.pop();tok=token(begin?"template_head":"template_substitution",content);tok.begin=begin;tok.raw=raw;tok.end=true;return tok});function skip_line_comment(type){var regex_allowed=S.regex_allowed;var i=find_eol(),ret;if(i==-1){ret=S.text.substr(S.pos);S.pos=S.text.length}else{ret=S.text.substring(S.pos,i);S.pos=i}S.col=S.tokcol+(S.pos-S.tokpos);S.comments_before.push(token(type,ret,true));S.regex_allowed=regex_allowed;return next_token}var skip_multiline_comment=with_eof_error("Unterminated multiline comment",function(){var regex_allowed=S.regex_allowed;var i=find("*/",true);var text=S.text.substring(S.pos,i).replace(/\r\n|\r|\u2028|\u2029/g,"\n");forward(get_full_char_length(text)+2);S.comments_before.push(token("comment2",text,true));S.newline_before=S.newline_before||text.indexOf("\n")>=0;S.regex_allowed=regex_allowed;return next_token});var read_name=with_eof_error("Unterminated identifier name",function(){var name="",ch,escaped=false,hex;var read_escaped_identifier_char=function(){escaped=true;next();if(peek()!=="u"){parse_error("Expecting UnicodeEscapeSequence -- uXXXX or u{XXXX}")}return read_escaped_char()};if((name=peek())==="\\"){name=read_escaped_identifier_char();if(!is_identifier_start(name)){parse_error("First identifier char is an invalid identifier char")}}else if(is_identifier_start(name)){next()}else{return""}while((ch=peek())!=null){if((ch=peek())==="\\"){ch=read_escaped_identifier_char();if(!is_identifier_char(ch)){parse_error("Invalid escaped identifier char")}}else{if(!is_identifier_char(ch)){break}next()}name+=ch}if(RESERVED_WORDS(name)&&escaped){parse_error("Escaped characters are not allowed in keywords")}return name});var read_regexp=with_eof_error("Unterminated regular expression",function(source){var prev_backslash=false,ch,in_class=false;while(ch=next(true))if(NEWLINE_CHARS(ch)){parse_error("Unexpected line terminator")}else if(prev_backslash){source+="\\"+ch;prev_backslash=false}else if(ch=="["){in_class=true;source+=ch}else if(ch=="]"&&in_class){in_class=false;source+=ch}else if(ch=="/"&&!in_class){break}else if(ch=="\\"){prev_backslash=true}else{source+=ch}var mods=read_name();try{var regexp=new RegExp(source,mods);regexp.raw_source=source;return token("regexp",regexp)}catch(e){parse_error(e.message)}});function read_operator(prefix){function grow(op){if(!peek())return op;var bigger=op+peek();if(OPERATORS(bigger)){next();return grow(bigger)}else{return op}}return token("operator",grow(prefix||next()))}function handle_slash(){next();switch(peek()){case"/":next();return skip_line_comment("comment1");case"*":next();return skip_multiline_comment()}return S.regex_allowed?read_regexp(""):read_operator("/")}function handle_eq_sign(){next();if(peek()===">"){next();return token("arrow","=>")}else{return read_operator("=")}}function handle_dot(){next();if(is_digit(peek().charCodeAt(0))){return read_num(".")}if(peek()==="."){next();next();return token("expand","...")}return token("punc",".")}function read_word(){var word=read_name();if(prev_was_dot)return token("name",word);return KEYWORDS_ATOM(word)?token("atom",word):!KEYWORDS(word)?token("name",word):OPERATORS(word)?token("operator",word):token("keyword",word)}function with_eof_error(eof_error,cont){return function(x){try{return cont(x)}catch(ex){if(ex===EX_EOF)parse_error(eof_error);else throw ex}}}function next_token(force_regexp){if(force_regexp!=null)return read_regexp(force_regexp);if(shebang&&S.pos==0&&looking_at("#!")){start_token();forward(2);skip_line_comment("comment5")}for(;;){skip_whitespace();start_token();if(html5_comments){if(looking_at("\x3c!--")){forward(4);skip_line_comment("comment3");continue}if(looking_at("--\x3e")&&S.newline_before){forward(3);skip_line_comment("comment4");continue}}var ch=peek();if(!ch)return token("eof");var code=ch.charCodeAt(0);switch(code){case 34:case 39:return read_string(ch);case 46:return handle_dot();case 47:{var tok=handle_slash();if(tok===next_token)continue;return tok}case 61:return handle_eq_sign();case 96:return read_template_characters(true);case 123:S.brace_counter++;break;case 125:S.brace_counter--;if(S.template_braces.length>0&&S.template_braces[S.template_braces.length-1]===S.brace_counter)return read_template_characters(false);break}if(is_digit(code))return read_num();if(PUNC_CHARS(ch))return token("punc",next());if(OPERATOR_CHARS(ch))return read_operator();if(code==92||is_identifier_start(ch))return read_word();break}parse_error("Unexpected character '"+ch+"'")}next_token.next=next;next_token.peek=peek;next_token.context=function(nc){if(nc)S=nc;return S};next_token.add_directive=function(directive){S.directive_stack[S.directive_stack.length-1].push(directive);if(S.directives[directive]===undefined){S.directives[directive]=1}else{S.directives[directive]++}};next_token.push_directives_stack=function(){S.directive_stack.push([])};next_token.pop_directives_stack=function(){var directives=S.directive_stack[S.directive_stack.length-1];for(var i=0;i<directives.length;i++){S.directives[directives[i]]--}S.directive_stack.pop()};next_token.has_directive=function(directive){return S.directives[directive]>0};return next_token}var UNARY_PREFIX=makePredicate(["typeof","void","delete","--","++","!","~","-","+"]);var UNARY_POSTFIX=makePredicate(["--","++"]);var ASSIGNMENT=makePredicate(["=","+=","-=","/=","*=","**=","%=",">>=","<<=",">>>=","|=","^=","&="]);var PRECEDENCE=function(a,ret){for(var i=0;i<a.length;++i){var b=a[i];for(var j=0;j<b.length;++j){ret[b[j]]=i+1}}return ret}([["||"],["&&"],["|"],["^"],["&"],["==","===","!=","!=="],["<",">","<=",">=","in","instanceof"],[">>","<<",">>>"],["+","-"],["*","/","%"],["**"]],{});var ATOMIC_START_TOKEN=makePredicate(["atom","num","string","regexp","name"]);function parse($TEXT,options){options=defaults(options,{bare_returns:false,ecma:8,expression:false,filename:null,html5_comments:true,shebang:true,strict:false,toplevel:null},true);var S={input:typeof $TEXT=="string"?tokenizer($TEXT,options.filename,options.html5_comments,options.shebang):$TEXT,token:null,prev:null,peeked:null,in_function:0,in_async:-1,in_generator:-1,in_directives:true,in_loop:0,labels:[]};S.token=next();function is(type,value){return is_token(S.token,type,value)}function peek(){return S.peeked||(S.peeked=S.input())}function next(){S.prev=S.token;if(S.peeked){S.token=S.peeked;S.peeked=null}else{S.token=S.input()}S.in_directives=S.in_directives&&(S.token.type=="string"||is("punc",";"));return S.token}function prev(){return S.prev}function croak(msg,line,col,pos){var ctx=S.input.context();js_error(msg,ctx.filename,line!=null?line:ctx.tokline,col!=null?col:ctx.tokcol,pos!=null?pos:ctx.tokpos)}function token_error(token,msg){croak(msg,token.line,token.col)}function unexpected(token){if(token==null)token=S.token;token_error(token,"Unexpected token: "+token.type+" ("+token.value+")")}function expect_token(type,val){if(is(type,val)){return next()}token_error(S.token,"Unexpected token "+S.token.type+" «"+S.token.value+"»"+", expected "+type+" «"+val+"»")}function expect(punc){return expect_token("punc",punc)}function has_newline_before(token){return token.nlb||!all(token.comments_before,function(comment){return!comment.nlb})}function can_insert_semicolon(){return!options.strict&&(is("eof")||is("punc","}")||has_newline_before(S.token))}function is_in_generator(){return S.in_generator===S.in_function}function is_in_async(){return S.in_async===S.in_function}function semicolon(optional){if(is("punc",";"))next();else if(!optional&&!can_insert_semicolon())unexpected()}function parenthesised(){expect("(");var exp=expression(true);expect(")");return exp}function embed_tokens(parser){return function(){var start=S.token;var expr=parser.apply(null,arguments);var end=prev();expr.start=start;expr.end=end;return expr}}function handle_regexp(){if(is("operator","/")||is("operator","/=")){S.peeked=null;S.token=S.input(S.token.value.substr(1))}}var statement=embed_tokens(function(is_export_default){handle_regexp();switch(S.token.type){case"string":if(S.in_directives){var token=peek();if(S.token.raw.indexOf("\\")==-1&&(is_token(token,"punc",";")||is_token(token,"punc","}")||has_newline_before(token)||is_token(token,"eof"))){S.input.add_directive(S.token.value)}else{S.in_directives=false}}var dir=S.in_directives,stat=simple_statement();return dir?new AST_Directive(stat.body):stat;case"template_head":case"num":case"regexp":case"operator":case"atom":return simple_statement();case"name":if(S.token.value=="async"&&is_token(peek(),"keyword","function")){next();next();return function_(AST_Defun,false,true,is_export_default)}if(S.token.value=="import"&&!is_token(peek(),"punc","(")){next();var node=import_();semicolon();return node}return is_token(peek(),"punc",":")?labeled_statement():simple_statement();case"punc":switch(S.token.value){case"{":return new AST_BlockStatement({start:S.token,body:block_(),end:prev()});case"[":case"(":return simple_statement();case";":S.in_directives=false;next();return new AST_EmptyStatement;default:unexpected()}case"keyword":switch(S.token.value){case"break":next();return break_cont(AST_Break);case"continue":next();return break_cont(AST_Continue);case"debugger":next();semicolon();return new AST_Debugger;case"do":next();var body=in_loop(statement);expect_token("keyword","while");var condition=parenthesised();semicolon(true);return new AST_Do({body:body,condition:condition});case"while":next();return new AST_While({condition:parenthesised(),body:in_loop(statement)});case"for":next();return for_();case"class":next();return class_(AST_DefClass);case"function":next();return function_(AST_Defun,false,false,is_export_default);case"if":next();return if_();case"return":if(S.in_function==0&&!options.bare_returns)croak("'return' outside of function");next();var value=null;if(is("punc",";")){next()}else if(!can_insert_semicolon()){value=expression(true);semicolon()}return new AST_Return({value:value});case"switch":next();return new AST_Switch({expression:parenthesised(),body:in_loop(switch_body_)});case"throw":next();if(has_newline_before(S.token))croak("Illegal newline after 'throw'");var value=expression(true);semicolon();return new AST_Throw({value:value});case"try":next();return try_();case"var":next();var node=var_();semicolon();return node;case"let":next();var node=let_();semicolon();return node;case"const":next();var node=const_();semicolon();return node;case"with":if(S.input.has_directive("use strict")){croak("Strict mode may not include a with statement")}next();return new AST_With({expression:parenthesised(),body:statement()});case"export":if(!is_token(peek(),"punc","(")){next();return export_()}}}unexpected()});function labeled_statement(){var label=as_symbol(AST_Label);if(label.name==="await"&&is_in_async()){token_error(S.prev,"await cannot be used as label inside async function")}if(find_if(function(l){return l.name==label.name},S.labels)){croak("Label "+label.name+" defined twice")}expect(":");S.labels.push(label);var stat=statement();S.labels.pop();if(!(stat instanceof AST_IterationStatement)){label.references.forEach(function(ref){if(ref instanceof AST_Continue){ref=ref.label.start;croak("Continue label `"+label.name+"` refers to non-IterationStatement.",ref.line,ref.col,ref.pos)}})}return new AST_LabeledStatement({body:stat,label:label})}function simple_statement(tmp){return new AST_SimpleStatement({body:(tmp=expression(true),semicolon(),tmp)})}function break_cont(type){var label=null,ldef;if(!can_insert_semicolon()){label=as_symbol(AST_LabelRef,true)}if(label!=null){ldef=find_if(function(l){return l.name==label.name},S.labels);if(!ldef)croak("Undefined label "+label.name);label.thedef=ldef}else if(S.in_loop==0)croak(type.TYPE+" not inside a loop or switch");semicolon();var stat=new type({label:label});if(ldef)ldef.references.push(stat);return stat}function for_(){expect("(");var init=null;if(!is("punc",";")){init=is("keyword","var")?(next(),var_(true)):is("keyword","let")?(next(),let_(true)):is("keyword","const")?(next(),const_(true)):expression(true,true);var is_in=is("operator","in");var is_of=is("name","of");if(is_in||is_of){if(init instanceof AST_Definitions){if(init.definitions.length>1)croak("Only one variable declaration allowed in for..in loop",init.start.line,init.start.col,init.start.pos)}else if(!(is_assignable(init)||(init=to_destructuring(init))instanceof AST_Destructuring)){croak("Invalid left-hand side in for..in loop",init.start.line,init.start.col,init.start.pos)}next();if(is_in){return for_in(init)}else{return for_of(init)}}}return regular_for(init)}function regular_for(init){expect(";");var test=is("punc",";")?null:expression(true);expect(";");var step=is("punc",")")?null:expression(true);expect(")");return new AST_For({init:init,condition:test,step:step,body:in_loop(statement)})}function for_of(init){var lhs=init instanceof AST_Definitions?init.definitions[0].name:null;var obj=expression(true);expect(")");return new AST_ForOf({init:init,name:lhs,object:obj,body:in_loop(statement)})}function for_in(init){var lhs=init instanceof AST_Definitions?init.definitions[0].name:null;var obj=expression(true);expect(")");return new AST_ForIn({init:init,name:lhs,object:obj,body:in_loop(statement)})}var arrow_function=function(start,argnames,is_async){if(has_newline_before(S.token)){croak("Unexpected newline before arrow (=>)")}expect_token("arrow","=>");var body=_function_body(is("punc","{"),false,is_async);return new AST_Arrow({start:start,end:body.end,async:is_async,argnames:argnames,body:body})};var function_=function(ctor,is_generator_property,is_async,is_export_default){if(is_generator_property&&is_async)croak("generators cannot be async");var start=S.token;var in_statement=ctor===AST_Defun;var is_generator=is("operator","*");if(is_generator){next()}var name=is("name")?as_symbol(in_statement?AST_SymbolDefun:AST_SymbolLambda):null;if(in_statement&&!name){if(is_export_default){ctor=AST_Function}else{unexpected()}}if(name&&ctor!==AST_Accessor&&!(name instanceof AST_SymbolDeclaration))unexpected(prev());var args=[];var body=_function_body(true,is_generator||is_generator_property,is_async,name,args);return new ctor({start:args.start,end:body.end,is_generator:is_generator,async:is_async,name:name,argnames:args,body:body})};function track_used_binding_identifiers(is_parameter,strict){var parameters={};var duplicate=false;var default_assignment=false;var spread=false;var strict_mode=!!strict;var tracker={add_parameter:function(token){if(parameters["$"+token.value]!==undefined){if(duplicate===false){duplicate=token}tracker.check_strict()}else{parameters["$"+token.value]=true;if(is_parameter){switch(token.value){case"arguments":case"eval":case"yield":if(strict_mode){token_error(token,"Unexpected "+token.value+" identifier as parameter inside strict mode")}break;default:if(RESERVED_WORDS(token.value)){unexpected()}}}}},mark_default_assignment:function(token){if(default_assignment===false){default_assignment=token}},mark_spread:function(token){if(spread===false){spread=token}},mark_strict_mode:function(){strict_mode=true},is_strict:function(){return default_assignment!==false||spread!==false||strict_mode},check_strict:function(){if(tracker.is_strict()&&duplicate!==false){token_error(duplicate,"Parameter "+duplicate.value+" was used already")}}};return tracker}function parameters(params){var start=S.token;var used_parameters=track_used_binding_identifiers(true,S.input.has_directive("use strict"));expect("(");while(!is("punc",")")){var param=parameter(used_parameters);params.push(param);if(!is("punc",")")){expect(",");if(is("punc",")")&&options.ecma<8)unexpected()}if(param instanceof AST_Expansion){break}}next()}function parameter(used_parameters,symbol_type){var param;var expand=false;if(used_parameters===undefined){used_parameters=track_used_binding_identifiers(true,S.input.has_directive("use strict"))}if(is("expand","...")){expand=S.token;used_parameters.mark_spread(S.token);next()}param=binding_element(used_parameters,symbol_type);if(is("operator","=")&&expand===false){used_parameters.mark_default_assignment(S.token);next();param=new AST_DefaultAssign({start:param.start,left:param,operator:"=",right:expression(false),end:S.token})}if(expand!==false){if(!is("punc",")")){unexpected()}param=new AST_Expansion({start:expand,expression:param,end:expand})}used_parameters.check_strict();return param}function binding_element(used_parameters,symbol_type){var elements=[];var first=true;var is_expand=false;var expand_token;var first_token=S.token;if(used_parameters===undefined){used_parameters=track_used_binding_identifiers(false,S.input.has_directive("use strict"))}symbol_type=symbol_type===undefined?AST_SymbolFunarg:symbol_type;if(is("punc","[")){next();while(!is("punc","]")){if(first){first=false}else{expect(",")}if(is("expand","...")){is_expand=true;expand_token=S.token;used_parameters.mark_spread(S.token);next()}if(is("punc")){switch(S.token.value){case",":elements.push(new AST_Hole({start:S.token,end:S.token}));continue;case"]":break;case"[":case"{":elements.push(binding_element(used_parameters,symbol_type));break;default:unexpected()}}else if(is("name")){used_parameters.add_parameter(S.token);elements.push(as_symbol(symbol_type))}else{croak("Invalid function parameter")}if(is("operator","=")&&is_expand===false){used_parameters.mark_default_assignment(S.token);next();elements[elements.length-1]=new AST_DefaultAssign({start:elements[elements.length-1].start,left:elements[elements.length-1],operator:"=",right:expression(false),end:S.token})}if(is_expand){if(!is("punc","]")){croak("Rest element must be last element")}elements[elements.length-1]=new AST_Expansion({start:expand_token,expression:elements[elements.length-1],end:expand_token})}}expect("]");used_parameters.check_strict();return new AST_Destructuring({start:first_token,names:elements,is_array:true,end:prev()})}else if(is("punc","{")){next();while(!is("punc","}")){if(first){first=false}else{expect(",")}if(is("expand","...")){is_expand=true;expand_token=S.token;used_parameters.mark_spread(S.token);next()}if(is("name")&&(is_token(peek(),"punc")||is_token(peek(),"operator"))&&[",","}","="].indexOf(peek().value)!==-1){used_parameters.add_parameter(S.token);var start=prev();var value=as_symbol(symbol_type);if(is_expand){elements.push(new AST_Expansion({start:expand_token,expression:value,end:value.end}))}else{elements.push(new AST_ObjectKeyVal({start:start,key:value.name,value:value,end:value.end}))}}else if(is("punc","}")){continue}else{var property_token=S.token;var property=as_property_name();if(property===null){unexpected(prev())}else if(prev().type==="name"&&!is("punc",":")){elements.push(new AST_ObjectKeyVal({start:prev(),key:property,value:new symbol_type({start:prev(),name:property,end:prev()}),end:prev()}))}else{expect(":");elements.push(new AST_ObjectKeyVal({start:property_token,quote:property_token.quote,key:property,value:binding_element(used_parameters,symbol_type),end:prev()}))}}if(is_expand){if(!is("punc","}")){croak("Rest element must be last element")}}else if(is("operator","=")){used_parameters.mark_default_assignment(S.token);next();elements[elements.length-1].value=new AST_DefaultAssign({start:elements[elements.length-1].value.start,left:elements[elements.length-1].value,operator:"=",right:expression(false),end:S.token})}}expect("}");used_parameters.check_strict();return new AST_Destructuring({start:first_token,names:elements,is_array:false,end:prev()})}else if(is("name")){used_parameters.add_parameter(S.token);return as_symbol(symbol_type)}else{croak("Invalid function parameter")}}function params_or_seq_(allow_arrows,maybe_sequence){var spread_token;var invalid_sequence;var trailing_comma;var a=[];expect("(");while(!is("punc",")")){if(spread_token)unexpected(spread_token);if(is("expand","...")){spread_token=S.token;if(maybe_sequence)invalid_sequence=S.token;next();a.push(new AST_Expansion({start:prev(),expression:expression(),end:S.token}))}else{a.push(expression())}if(!is("punc",")")){expect(",");if(is("punc",")")){if(options.ecma<8)unexpected();trailing_comma=prev();if(maybe_sequence)invalid_sequence=trailing_comma}}}expect(")");if(allow_arrows&&is("arrow","=>")){if(spread_token&&trailing_comma)unexpected(trailing_comma)}else if(invalid_sequence){unexpected(invalid_sequence)}return a}function _function_body(block,generator,is_async,name,args){var loop=S.in_loop;var labels=S.labels;var current_generator=S.in_generator;var current_async=S.in_async;++S.in_function;if(generator)S.in_generator=S.in_function;if(is_async)S.in_async=S.in_function;if(args)parameters(args);if(block)S.in_directives=true;S.in_loop=0;S.labels=[];if(block){S.input.push_directives_stack();var a=block_();if(name)_verify_symbol(name);if(args)args.forEach(_verify_symbol);S.input.pop_directives_stack()}else{var a=expression(false)}--S.in_function;S.in_loop=loop;S.labels=labels;S.in_generator=current_generator;S.in_async=current_async;return a}function _await_expression(){if(!is_in_async()){croak("Unexpected await expression outside async function",S.prev.line,S.prev.col,S.prev.pos)}return new AST_Await({expression:maybe_unary(true)})}function _yield_expression(){if(!is_in_generator()){croak("Unexpected yield expression outside generator function",S.prev.line,S.prev.col,S.prev.pos)}var star=false;var has_expression=true;if(can_insert_semicolon()||is("punc")&&PUNC_AFTER_EXPRESSION(S.token.value)){has_expression=false}else if(is("operator","*")){star=true;next()}return new AST_Yield({is_star:star,expression:has_expression?expression():null})}function if_(){var cond=parenthesised(),body=statement(),belse=null;if(is("keyword","else")){next();belse=statement()}return new AST_If({condition:cond,body:body,alternative:belse})}function block_(){expect("{");var a=[];while(!is("punc","}")){if(is("eof"))unexpected();a.push(statement())}next();return a}function switch_body_(){expect("{");var a=[],cur=null,branch=null,tmp;while(!is("punc","}")){if(is("eof"))unexpected();if(is("keyword","case")){if(branch)branch.end=prev();cur=[];branch=new AST_Case({start:(tmp=S.token,next(),tmp),expression:expression(true),body:cur});a.push(branch);expect(":")}else if(is("keyword","default")){if(branch)branch.end=prev();cur=[];branch=new AST_Default({start:(tmp=S.token,next(),expect(":"),tmp),body:cur});a.push(branch)}else{if(!cur)unexpected();cur.push(statement())}}if(branch)branch.end=prev();next();return a}function try_(){var body=block_(),bcatch=null,bfinally=null;if(is("keyword","catch")){var start=S.token;next();expect("(");var name=parameter(undefined,AST_SymbolCatch);expect(")");bcatch=new AST_Catch({start:start,argname:name,body:block_(),end:prev()})}if(is("keyword","finally")){var start=S.token;next();bfinally=new AST_Finally({start:start,body:block_(),end:prev()})}if(!bcatch&&!bfinally)croak("Missing catch/finally blocks");return new AST_Try({body:body,bcatch:bcatch,bfinally:bfinally})}function vardefs(no_in,kind){var a=[];var def;for(;;){var sym_type=kind==="var"?AST_SymbolVar:kind==="const"?AST_SymbolConst:kind==="let"?AST_SymbolLet:null;if(is("punc","{")||is("punc","[")){def=new AST_VarDef({start:S.token,name:binding_element(undefined,sym_type),value:is("operator","=")?(expect_token("operator","="),expression(false,no_in)):null,end:prev()})}else{def=new AST_VarDef({start:S.token,name:as_symbol(sym_type),value:is("operator","=")?(next(),expression(false,no_in)):!no_in&&kind==="const"&&S.input.has_directive("use strict")?croak("Missing initializer in const declaration"):null,end:prev()});if(def.name.name=="import")croak("Unexpected token: import")}a.push(def);if(!is("punc",","))break;next()}return a}var var_=function(no_in){return new AST_Var({start:prev(),definitions:vardefs(no_in,"var"),end:prev()})};var let_=function(no_in){return new AST_Let({start:prev(),definitions:vardefs(no_in,"let"),end:prev()})};var const_=function(no_in){return new AST_Const({start:prev(),definitions:vardefs(no_in,"const"),end:prev()})};var new_=function(allow_calls){var start=S.token;expect_token("operator","new");if(is("punc",".")){next();expect_token("name","target");return subscripts(new AST_NewTarget({start:start,end:prev()}),allow_calls)}var newexp=expr_atom(false),args;if(is("punc","(")){next();args=expr_list(")",options.ecma>=8)}else{args=[]}return subscripts(new AST_New({start:start,expression:newexp,args:args,end:prev()}),allow_calls)};function as_atom_node(){var tok=S.token,ret;switch(tok.type){case"name":ret=_make_symbol(AST_SymbolRef);break;case"num":ret=new AST_Number({start:tok,end:tok,value:tok.value});break;case"string":ret=new AST_String({start:tok,end:tok,value:tok.value,quote:tok.quote});break;case"regexp":ret=new AST_RegExp({start:tok,end:tok,value:tok.value});break;case"atom":switch(tok.value){case"false":ret=new AST_False({start:tok,end:tok});break;case"true":ret=new AST_True({start:tok,end:tok});break;case"null":ret=new AST_Null({start:tok,end:tok});break}break}next();return ret}function to_fun_args(ex,_,__,default_seen_above){var insert_default=function(ex,default_value){if(default_value){return new AST_DefaultAssign({start:ex.start,left:ex,operator:"=",right:default_value,end:default_value.end})}return ex};if(ex instanceof AST_Object){return insert_default(new AST_Destructuring({start:ex.start,end:ex.end,is_array:false,names:ex.properties.map(to_fun_args)}),default_seen_above)}else if(ex instanceof AST_ObjectKeyVal){ex.value=to_fun_args(ex.value,0,[ex.key]);return insert_default(ex,default_seen_above)}else if(ex instanceof AST_Hole){return ex}else if(ex instanceof AST_Destructuring){ex.names=ex.names.map(to_fun_args);return insert_default(ex,default_seen_above)}else if(ex instanceof AST_SymbolRef){return insert_default(new AST_SymbolFunarg({name:ex.name,start:ex.start,end:ex.end}),default_seen_above)}else if(ex instanceof AST_Expansion){ex.expression=to_fun_args(ex.expression);return insert_default(ex,default_seen_above)}else if(ex instanceof AST_Array){return insert_default(new AST_Destructuring({start:ex.start,end:ex.end,is_array:true,names:ex.elements.map(to_fun_args)}),default_seen_above)}else if(ex instanceof AST_Assign){return insert_default(to_fun_args(ex.left,undefined,undefined,ex.right),default_seen_above)}else if(ex instanceof AST_DefaultAssign){ex.left=to_fun_args(ex.left,0,[ex.left]);return ex}else{croak("Invalid function parameter",ex.start.line,ex.start.col)}}var expr_atom=function(allow_calls,allow_arrows){if(is("operator","new")){return new_(allow_calls)}var start=S.token;var async=is("name","async")&&as_atom_node();if(is("punc")){switch(S.token.value){case"(":if(async&&!allow_calls)break;var exprs=params_or_seq_(allow_arrows,!async);if(allow_arrows&&is("arrow","=>")){return arrow_function(start,exprs.map(to_fun_args),!!async)}var ex=async?new AST_Call({expression:async,args:exprs}):exprs.length==1?exprs[0]:new AST_Sequence({expressions:exprs});if(ex.start){var len=start.comments_before.length;[].unshift.apply(ex.start.comments_before,start.comments_before);start.comments_before=ex.start.comments_before;start.comments_before_length=len;if(len==0&&start.comments_before.length>0){var comment=start.comments_before[0];if(!comment.nlb){comment.nlb=start.nlb;start.nlb=false}}start.comments_after=ex.start.comments_after}ex.start=start;var end=prev();if(ex.end){end.comments_before=ex.end.comments_before;[].push.apply(ex.end.comments_after,end.comments_after);end.comments_after=ex.end.comments_after}ex.end=end;if(ex instanceof AST_Call)mark_pure(ex);return subscripts(ex,allow_calls);case"[":return subscripts(array_(),allow_calls);case"{":return subscripts(object_or_destructuring_(),allow_calls)}if(!async)unexpected()}if(allow_arrows&&is("name")&&is_token(peek(),"arrow")){var param=new AST_SymbolFunarg({name:S.token.value,start:start,end:start});next();return arrow_function(start,[param],!!async)}if(is("keyword","function")){next();var func=function_(AST_Function,false,!!async);func.start=start;func.end=prev();return subscripts(func,allow_calls)}if(async)return subscripts(async,allow_calls);if(is("keyword","class")){next();var cls=class_(AST_ClassExpression);cls.start=start;cls.end=prev();return subscripts(cls,allow_calls)}if(is("template_head")){return subscripts(template_string(),allow_calls)}if(ATOMIC_START_TOKEN(S.token.type)){return subscripts(as_atom_node(),allow_calls)}unexpected()};function template_string(){var segments=[],start=S.token;segments.push(new AST_TemplateSegment({start:S.token,raw:S.token.raw,value:S.token.value,end:S.token}));while(S.token.end===false){next();handle_regexp();segments.push(expression(true));if(!is_token("template_substitution")){unexpected()}segments.push(new AST_TemplateSegment({start:S.token,raw:S.token.raw,value:S.token.value,end:S.token}))}next();return new AST_TemplateString({start:start,segments:segments,end:S.token})}function expr_list(closing,allow_trailing_comma,allow_empty){var first=true,a=[];while(!is("punc",closing)){if(first)first=false;else expect(",");if(allow_trailing_comma&&is("punc",closing))break;if(is("punc",",")&&allow_empty){a.push(new AST_Hole({start:S.token,end:S.token}))}else if(is("expand","...")){next();a.push(new AST_Expansion({start:prev(),expression:expression(),end:S.token}))}else{a.push(expression(false))}}next();return a}var array_=embed_tokens(function(){expect("[");return new AST_Array({elements:expr_list("]",!options.strict,true)})});var create_accessor=embed_tokens(function(is_generator,is_async){return function_(AST_Accessor,is_generator,is_async)});var object_or_destructuring_=embed_tokens(function object_or_destructuring_(){var start=S.token,first=true,a=[];expect("{");while(!is("punc","}")){if(first)first=false;else expect(",");if(!options.strict&&is("punc","}"))break;start=S.token;if(start.type=="expand"){next();a.push(new AST_Expansion({start:start,expression:expression(false),end:prev()}));continue}var name=as_property_name();var value;if(!is("punc",":")){var concise=concise_method_or_getset(name,start);if(concise){a.push(concise);continue}value=new AST_SymbolRef({start:prev(),name:name,end:prev()})}else if(name===null){unexpected(prev())}else{next();value=expression(false)}if(is("operator","=")){next();value=new AST_Assign({start:start,left:value,operator:"=",right:expression(false),end:prev()})}a.push(new AST_ObjectKeyVal({start:start,quote:start.quote,key:name,value:value,end:prev()}))}next();return new AST_Object({properties:a})});function class_(KindOfClass){var start,method,class_name,extends_,a=[];S.input.push_directives_stack();S.input.add_directive("use strict");if(S.token.type=="name"&&S.token.value!="extends"){class_name=as_symbol(KindOfClass===AST_DefClass?AST_SymbolDefClass:AST_SymbolClass)}if(KindOfClass===AST_DefClass&&!class_name){unexpected()}if(S.token.value=="extends"){next();extends_=expression(true)}expect("{");if(is("punc",";")){next()}while(!is("punc","}")){start=S.token;method=concise_method_or_getset(as_property_name(),start,true);if(!method){unexpected()}a.push(method);if(is("punc",";")){next()}}S.input.pop_directives_stack();next();return new KindOfClass({start:start,name:class_name,extends:extends_,properties:a,end:prev()})}function concise_method_or_getset(name,start,is_class){var get_ast=function(name,token){if(typeof name==="string"||typeof name==="number"){return new AST_SymbolMethod({start:token,name:name,end:prev()})}else if(name===null){unexpected()}return name};var is_async=false;var is_static=false;var is_generator=false;var property_token=start;if(is_class&&name==="static"&&!is("punc","(")){is_static=true;property_token=S.token;name=as_property_name()}if(name==="async"&&!is("punc","(")&&!is("punc",",")&&!is("punc","}")){is_async=true;property_token=S.token;name=as_property_name()}if(name===null){is_generator=true;property_token=S.token;name=as_property_name();if(name===null){unexpected()}}if(is("punc","(")){name=get_ast(name,start);var node=new AST_ConciseMethod({start:start,static:is_static,is_generator:is_generator,async:is_async,key:name,quote:name instanceof AST_SymbolMethod?property_token.quote:undefined,value:create_accessor(is_generator,is_async),end:prev()});return node}property_token=S.token;if(name=="get"){if(!is("punc")||is("punc","[")){name=get_ast(as_property_name(),start);return new AST_ObjectGetter({start:start,static:is_static,key:name,quote:name instanceof AST_SymbolMethod?property_token.quote:undefined,value:create_accessor(),end:prev()})}}else if(name=="set"){if(!is("punc")||is("punc","[")){name=get_ast(as_property_name(),start);return new AST_ObjectSetter({start:start,static:is_static,key:name,quote:name instanceof AST_SymbolMethod?property_token.quote:undefined,value:create_accessor(),end:prev()})}}}function import_(){var start=prev();var imported_name;var imported_names;if(is("name")){imported_name=as_symbol(AST_SymbolImport)}if(is("punc",",")){next()}imported_names=map_names(true);if(imported_names||imported_name){expect_token("name","from")}var mod_str=S.token;if(mod_str.type!=="string"){unexpected()}next();return new AST_Import({start:start,imported_name:imported_name,imported_names:imported_names,module_name:new AST_String({start:mod_str,value:mod_str.value,quote:mod_str.quote,end:mod_str}),end:S.token})}function map_name(is_import){function make_symbol(type){return new type({name:as_property_name(),start:prev(),end:prev()})}var foreign_type=is_import?AST_SymbolImportForeign:AST_SymbolExportForeign;var type=is_import?AST_SymbolImport:AST_SymbolExport;var start=S.token;var foreign_name;var name;if(is_import){foreign_name=make_symbol(foreign_type)}else{name=make_symbol(type)}if(is("name","as")){next();if(is_import){name=make_symbol(type)}else{foreign_name=make_symbol(foreign_type)}}else if(is_import){name=new type(foreign_name)}else{foreign_name=new foreign_type(name)}return new AST_NameMapping({start:start,foreign_name:foreign_name,name:name,end:prev()})}function map_nameAsterisk(is_import,name){var foreign_type=is_import?AST_SymbolImportForeign:AST_SymbolExportForeign;var type=is_import?AST_SymbolImport:AST_SymbolExport;var start=S.token;var foreign_name;var end=prev();name=name||new type({name:"*",start:start,end:end});foreign_name=new foreign_type({name:"*",start:start,end:end});return new AST_NameMapping({start:start,foreign_name:foreign_name,name:name,end:end})}function map_names(is_import){var names;if(is("punc","{")){next();names=[];while(!is("punc","}")){names.push(map_name(is_import));if(is("punc",",")){next()}}next()}else if(is("operator","*")){var name;next();if(is_import&&is("name","as")){next();name=as_symbol(AST_SymbolImportForeign)}names=[map_nameAsterisk(is_import,name)]}return names}function export_(){var start=S.token;var is_default;var exported_names;if(is("keyword","default")){is_default=true;next()}else if(exported_names=map_names(false)){if(is("name","from")){next();var mod_str=S.token;if(mod_str.type!=="string"){unexpected()}next();return new AST_Export({start:start,is_default:is_default,exported_names:exported_names,module_name:new AST_String({start:mod_str,value:mod_str.value,quote:mod_str.quote,end:mod_str}),end:prev()})}else{return new AST_Export({start:start,is_default:is_default,exported_names:exported_names,end:prev()})}}var node;var exported_value;var exported_definition;if(is("punc","{")||is_default&&(is("keyword","class")||is("keyword","function"))&&is_token(peek(),"punc")){exported_value=expression(false);semicolon()}else if((node=statement(is_default))instanceof AST_Definitions&&is_default){unexpected(node.start)}else if(node instanceof AST_Definitions||node instanceof AST_Lambda||node instanceof AST_DefClass){exported_definition=node}else if(node instanceof AST_SimpleStatement){exported_value=node.body}else{unexpected(node.start)}return new AST_Export({start:start,is_default:is_default,exported_value:exported_value,exported_definition:exported_definition,end:prev()})}function as_property_name(){var tmp=S.token;switch(tmp.type){case"punc":if(tmp.value==="["){next();var ex=expression(false);expect("]");return ex}else unexpected(tmp);case"operator":if(tmp.value==="*"){next();return null}if(["delete","in","instanceof","new","typeof","void"].indexOf(tmp.value)===-1){unexpected(tmp)}case"name":if(tmp.value=="yield"){if(is_in_generator()){token_error(tmp,"Yield cannot be used as identifier inside generators")}else if(!is_token(peek(),"punc",":")&&!is_token(peek(),"punc","(")&&S.input.has_directive("use strict")){token_error(tmp,"Unexpected yield identifier inside strict mode")}}case"string":case"num":case"keyword":case"atom":next();return tmp.value;default:unexpected(tmp)}}function as_name(){var tmp=S.token;if(tmp.type!="name")unexpected();next();return tmp.value}function _make_symbol(type){var name=S.token.value;return new(name=="this"?AST_This:name=="super"?AST_Super:type)({name:String(name),start:S.token,end:S.token})}function _verify_symbol(sym){var name=sym.name;if(is_in_generator()&&name=="yield"){token_error(sym.start,"Yield cannot be used as identifier inside generators")}if(S.input.has_directive("use strict")){if(name=="yield"){token_error(sym.start,"Unexpected yield identifier inside strict mode")}if(sym instanceof AST_SymbolDeclaration&&(name=="arguments"||name=="eval")){token_error(sym.start,"Unexpected "+name+" in strict mode")}}}function as_symbol(type,noerror){if(!is("name")){if(!noerror)croak("Name expected");return null}var sym=_make_symbol(type);_verify_symbol(sym);next();return sym}function mark_pure(call){var start=call.start;var comments=start.comments_before;var i=HOP(start,"comments_before_length")?start.comments_before_length:comments.length;while(--i>=0){var comment=comments[i];if(/[(a)#]__PURE__/.test(comment.value)){call.pure=comment;break}}}var subscripts=function(expr,allow_calls){var start=expr.start;if(is("punc",".")){next();return subscripts(new AST_Dot({start:start,expression:expr,property:as_name(),end:prev()}),allow_calls)}if(is("punc","[")){next();var prop=expression(true);expect("]");return subscripts(new AST_Sub({start:start,expression:expr,property:prop,end:prev()}),allow_calls)}if(allow_calls&&is("punc","(")){next();var call=new AST_Call({start:start,expression:expr,args:call_args(),end:prev()});mark_pure(call);return subscripts(call,true)}if(is("template_head")){return subscripts(new AST_PrefixedTemplateString({start:start,prefix:expr,template_string:template_string()}),allow_calls)}return expr};var call_args=embed_tokens(function _call_args(){var args=[];while(!is("punc",")")){if(is("expand","...")){next();args.push(new AST_Expansion({start:prev(),expression:expression(false)}))}else{args.push(expression(false))}if(!is("punc",")")){expect(",");if(is("punc",")")&&options.ecma<8)unexpected()}}next();return args});var maybe_unary=function(allow_calls,allow_arrows){var start=S.token;if(start.type=="name"&&start.value=="await"){if(is_in_async()){next();return _await_expression()}else if(S.input.has_directive("use strict")){token_error(S.token,"Unexpected await identifier inside strict mode")}}if(is("operator")&&UNARY_PREFIX(start.value)){next();handle_regexp();var ex=make_unary(AST_UnaryPrefix,start,maybe_unary(allow_calls));ex.start=start;ex.end=prev();return ex}var val=expr_atom(allow_calls,allow_arrows);while(is("operator")&&UNARY_POSTFIX(S.token.value)&&!has_newline_before(S.token)){if(val instanceof AST_Arrow)unexpected();val=make_unary(AST_UnaryPostfix,S.token,val);val.start=start;val.end=S.token;next()}return val};function make_unary(ctor,token,expr){var op=token.value;switch(op){case"++":case"--":if(!is_assignable(expr))croak("Invalid use of "+op+" operator",token.line,token.col,token.pos);break;case"delete":if(expr instanceof AST_SymbolRef&&S.input.has_directive("use strict"))croak("Calling delete on expression not allowed in strict mode",expr.start.line,expr.start.col,expr.start.pos);break}return new ctor({operator:op,expression:expr})}var expr_op=function(left,min_prec,no_in){var op=is("operator")?S.token.value:null;if(op=="in"&&no_in)op=null;if(op=="**"&&left instanceof AST_UnaryPrefix&&!is_token(left.start,"punc","(")&&left.operator!=="--"&&left.operator!=="++")unexpected(left.start);var prec=op!=null?PRECEDENCE[op]:null;if(prec!=null&&(prec>min_prec||op==="**"&&min_prec===prec)){next();var right=expr_op(maybe_unary(true),prec,no_in);return expr_op(new AST_Binary({start:left.start,left:left,operator:op,right:right,end:right.end}),min_prec,no_in)}return left};function expr_ops(no_in){return expr_op(maybe_unary(true,true),0,no_in)}var maybe_conditional=function(no_in){var start=S.token;var expr=expr_ops(no_in);if(is("operator","?")){next();var yes=expression(false);expect(":");return new AST_Conditional({start:start,condition:expr,consequent:yes,alternative:expression(false,no_in),end:prev()})}return expr};function is_assignable(expr){return expr instanceof AST_PropAccess||expr instanceof AST_SymbolRef}function to_destructuring(node){if(node instanceof AST_Object){node=new AST_Destructuring({start:node.start,names:node.properties.map(to_destructuring),is_array:false,end:node.end})}else if(node instanceof AST_Array){var names=[];for(var i=0;i<node.elements.length;i++){if(node.elements[i]instanceof AST_Expansion){if(i+1!==node.elements.length){token_error(node.elements[i].start,"Spread must the be last element in destructuring array")}node.elements[i].expression=to_destructuring(node.elements[i].expression)}names.push(to_destructuring(node.elements[i]))}node=new AST_Destructuring({start:node.start,names:names,is_array:true,end:node.end})}else if(node instanceof AST_ObjectProperty){node.value=to_destructuring(node.value)}else if(node instanceof AST_Assign){node=new AST_DefaultAssign({start:node.start,left:node.left,operator:"=",right:node.right,end:node.end})}return node}var maybe_assign=function(no_in){var start=S.token;if(start.type=="name"&&start.value=="yield"){if(is_in_generator()){next();return _yield_expression()}else if(S.input.has_directive("use strict")){token_error(S.token,"Unexpected yield identifier inside strict mode")}}var left=maybe_conditional(no_in);var val=S.token.value;if(is("operator")&&ASSIGNMENT(val)){if(is_assignable(left)||(left=to_destructuring(left))instanceof AST_Destructuring){next();return new AST_Assign({start:start,left:left,operator:val,right:maybe_assign(no_in),end:prev()})}croak("Invalid assignment")}return left};var expression=function(commas,no_in){var start=S.token;var exprs=[];while(true){exprs.push(maybe_assign(no_in));if(!commas||!is("punc",","))break;next();commas=true}return exprs.length==1?exprs[0]:new AST_Sequence({start:start,expressions:exprs,end:peek()})};function in_loop(cont){++S.in_loop;var ret=cont();--S.in_loop;return ret}if(options.expression){return expression(true)}return function(){var start=S.token;var body=[];S.input.push_directives_stack();while(!is("eof"))body.push(statement());S.input.pop_directives_stack();var end=prev();var toplevel=options.toplevel;if(toplevel){toplevel.body=toplevel.body.concat(body);toplevel.end=end}else{toplevel=new AST_Toplevel({start:start,body:body,end:end})}return toplevel}()} +/*********************************************************************** A JavaScript tokenizer / parser / beautifier / compressor. https://github.com/mishoo/UglifyJS2 @@ -167,7 +171,8 @@ SUCH DAMAGE. ***********************************************************************/ -"use strict";function TreeTransformer(before,after){TreeWalker.call(this);this.before=before;this.after=after}TreeTransformer.prototype=new TreeWalker;(function(undefined){function _(node,descend){node.DEFMETHOD("transform",function(tw,in_list){var x,y;tw.push(this);if(tw.before)x=tw.before(this,descend,in_list);if(x===undefined){if(!tw.after){x=this;descend(x,tw)}else{tw.stack[tw.stack.length-1]=x=this;descend(x,tw);y=tw.after(x,in_list);if(y!==undefined)x=y}}tw.pop();return x})}function do_list(list,tw){return MAP(list,function(node){return node.transform(tw,true)})}_(AST_Node,noop);_(AST_LabeledStatement,function(self,tw){self.label=self.label.transform(tw);self.body=self.body.transform(tw)});_(AST_SimpleStatement,function(self,tw){self.body=self.body.transform(tw)});_(AST_Block,function(self,tw){self.body=do_list(self.body,tw)});_(AST_DWLoop,function(self,tw){self.condition=self.condition.transform(tw);self.body=self.body.transform(tw)});_(AST_For,function(self,tw){if(self.init)self.init=self.init.transform(tw);if(self.condition)self.condition=self.condition.transform(tw);if(self.step)self.step=self.step.transform(tw);self.body=self.body.transform(tw)});_(AST_ForIn,function(self,tw){self.init=self.init.transform(tw);self.object=self.object.transform(tw);self.body=self.body.transform(tw)});_(AST_With,function(self,tw){self.expression=self.expression.transform(tw);self.body=self.body.transform(tw)});_(AST_Exit,function(self,tw){if(self.value)self.value=self.value.transform(tw)});_(AST_LoopControl,function(self,tw){if(self.label)self.label=self.label.transform(tw)});_(AST_If,function(self,tw){self.condition=self.condition.transform(tw);self.body=self.body.transform(tw);if(self.alternative)self.alternative=self.alternative.transform(tw)});_(AST_Switch,function(self,tw){self.expression=self.expression.transform(tw);self.body=do_list(self.body,tw)});_(AST_Case,function(self,tw){self.expression=self.expression.transform(tw);self.body=do_list(self.body,tw)});_(AST_Try,function(self,tw){self.body=do_list(self.body,tw);if(self.bcatch)self.bcatch=self.bcatch.transform(tw);if(self.bfinally)self.bfinally=self.bfinally.transform(tw)});_(AST_Catch,function(self,tw){self.argname=self.argname.transform(tw);self.body=do_list(self.body,tw)});_(AST_Definitions,function(self,tw){self.definitions=do_list(self.definitions,tw)});_(AST_VarDef,function(self,tw){self.name=self.name.transform(tw);if(self.value)self.value=self.value.transform(tw)});_(AST_Destructuring,function(self,tw){self.names=do_list(self.names,tw)});_(AST_Lambda,function(self,tw){if(self.name)self.name=self.name.transform(tw);self.argnames=do_list(self.argnames,tw);if(self.body instanceof AST_Node){self.body=self.body.transform(tw)}else{self.body=do_list(self.body,tw)}});_(AST_Call,function(self,tw){self.expression=self.expression.transform(tw);self.args=do_list(self.args,tw)});_(AST_Sequence,function(self,tw){self.expressions=do_list(self.expressions,tw)});_(AST_Dot,function(self,tw){self.expression=self.expression.transform(tw)});_(AST_Sub,function(self,tw){self.expression=self.expression.transform(tw);self.property=self.property.transform(tw)});_(AST_Yield,function(self,tw){if(self.expression)self.expression=self.expression.transform(tw)});_(AST_Await,function(self,tw){self.expression=self.expression.transform(tw)});_(AST_Unary,function(self,tw){self.expression=self.expression.transform(tw)});_(AST_Binary,function(self,tw){self.left=self.left.transform(tw);self.right=self.right.transform(tw)});_(AST_Conditional,function(self,tw){self.condition=self.condition.transform(tw);self.consequent=self.consequent.transform(tw);self.alternative=self.alternative.transform(tw)});_(AST_Array,function(self,tw){self.elements=do_list(self.elements,tw)});_(AST_Object,function(self,tw){self.properties=do_list(self.properties,tw)});_(AST_ObjectProperty,function(self,tw){if(self.key instanceof AST_Node){self.key=self.key.transform(tw)}self.value=self.value.transform(tw)});_(AST_Class,function(self,tw){if(self.name)self.name=self.name.transform(tw);if(self.extends)self.extends=self.extends.transform(tw);self.properties=do_list(self.properties,tw)});_(AST_Expansion,function(self,tw){self.expression=self.expression.transform(tw)});_(AST_NameMapping,function(self,tw){self.foreign_name=self.foreign_name.transform(tw);self.name=self.name.transform(tw)});_(AST_Import,function(self,tw){if(self.imported_name)self.imported_name=self.imported_name.transform(tw);if(self.imported_names)do_list(self.imported_names,tw);self.module_name=self.module_name.transform(tw)});_(AST_Export,function(self,tw){if(self.exported_definition)self.exported_definition=self.exported_definition.transform(tw);if(self.exported_value)self.exported_value=self.exported_value.transform(tw);if(self.exported_names)do_list(self.exported_names,tw);if(self.module_name)self.module_name=self.module_name.transform(tw)});_(AST_TemplateString,function(self,tw){self.segments=do_list(self.segments,tw)});_(AST_PrefixedTemplateString,function(self,tw){self.template_string=self.template_string.transform(tw)})})();/*********************************************************************** +"use strict";function TreeTransformer(before,after){TreeWalker.call(this);this.before=before;this.after=after}TreeTransformer.prototype=new TreeWalker;(function(undefined){function _(node,descend){node.DEFMETHOD("transform",function(tw,in_list){var x,y;tw.push(this);if(tw.before)x=tw.before(this,descend,in_list);if(x===undefined){x=this;descend(x,tw);if(tw.after){y=tw.after(x,in_list);if(y!==undefined)x=y}}tw.pop();return x})}function do_list(list,tw){return MAP(list,function(node){return node.transform(tw,true)})}_(AST_Node,noop);_(AST_LabeledStatement,function(self,tw){self.label=self.label.transform(tw);self.body=self.body.transform(tw)});_(AST_SimpleStatement,function(self,tw){self.body=self.body.transform(tw)});_(AST_Block,function(self,tw){self.body=do_list(self.body,tw)});_(AST_DWLoop,function(self,tw){self.condition=self.condition.transform(tw);self.body=self.body.transform(tw)});_(AST_For,function(self,tw){if(self.init)self.init=self.init.transform(tw);if(self.condition)self.condition=self.condition.transform(tw);if(self.step)self.step=self.step.transform(tw);self.body=self.body.transform(tw)});_(AST_ForIn,function(self,tw){self.init=self.init.transform(tw);self.object=self.object.transform(tw);self.body=self.body.transform(tw)});_(AST_With,function(self,tw){self.expression=self.expression.transform(tw);self.body=self.body.transform(tw)});_(AST_Exit,function(self,tw){if(self.value)self.value=self.value.transform(tw)});_(AST_LoopControl,function(self,tw){if(self.label)self.label=self.label.transform(tw)});_(AST_If,function(self,tw){self.condition=self.condition.transform(tw);self.body=self.body.transform(tw);if(self.alternative)self.alternative=self.alternative.transform(tw)});_(AST_Switch,function(self,tw){self.expression=self.expression.transform(tw);self.body=do_list(self.body,tw)});_(AST_Case,function(self,tw){self.expression=self.expression.transform(tw);self.body=do_list(self.body,tw)});_(AST_Try,function(self,tw){self.body=do_list(self.body,tw);if(self.bcatch)self.bcatch=self.bcatch.transform(tw);if(self.bfinally)self.bfinally=self.bfinally.transform(tw)});_(AST_Catch,function(self,tw){self.argname=self.argname.transform(tw);self.body=do_list(self.body,tw)});_(AST_Definitions,function(self,tw){self.definitions=do_list(self.definitions,tw)});_(AST_VarDef,function(self,tw){self.name=self.name.transform(tw);if(self.value)self.value=self.value.transform(tw)});_(AST_Destructuring,function(self,tw){self.names=do_list(self.names,tw)});_(AST_Lambda,function(self,tw){if(self.name)self.name=self.name.transform(tw);self.argnames=do_list(self.argnames,tw);if(self.body instanceof AST_Node){self.body=self.body.transform(tw)}else{self.body=do_list(self.body,tw)}});_(AST_Call,function(self,tw){self.expression=self.expression.transform(tw);self.args=do_list(self.args,tw)});_(AST_Sequence,function(self,tw){self.expressions=do_list(self.expressions,tw)});_(AST_Dot,function(self,tw){self.expression=self.expression.transform(tw)});_(AST_Sub,function(self,tw){self.expression=self.expression.transform(tw);self.property=self.property.transform(tw)});_(AST_Yield,function(self,tw){if(self.expression)self.expression=self.expression.transform(tw)});_(AST_Await,function(self,tw){self.expression=self.expression.transform(tw)});_(AST_Unary,function(self,tw){self.expression=self.expression.transform(tw)});_(AST_Binary,function(self,tw){self.left=self.left.transform(tw);self.right=self.right.transform(tw)});_(AST_Conditional,function(self,tw){self.condition=self.condition.transform(tw);self.consequent=self.consequent.transform(tw);self.alternative=self.alternative.transform(tw)});_(AST_Array,function(self,tw){self.elements=do_list(self.elements,tw)});_(AST_Object,function(self,tw){self.properties=do_list(self.properties,tw)});_(AST_ObjectProperty,function(self,tw){if(self.key instanceof AST_Node){self.key=self.key.transform(tw)}self.value=self.value.transform(tw)});_(AST_Class,function(self,tw){if(self.name)self.name=self.name.transform(tw);if(self.extends)self.extends=self.extends.transform(tw);self.properties=do_list(self.properties,tw)});_(AST_Expansion,function(self,tw){self.expression=self.expression.transform(tw)});_(AST_NameMapping,function(self,tw){self.foreign_name=self.foreign_name.transform(tw);self.name=self.name.transform(tw)});_(AST_Import,function(self,tw){if(self.imported_name)self.imported_name=self.imported_name.transform(tw);if(self.imported_names)do_list(self.imported_names,tw);self.module_name=self.module_name.transform(tw)});_(AST_Export,function(self,tw){if(self.exported_definition)self.exported_definition=self.exported_definition.transform(tw);if(self.exported_value)self.exported_value=self.exported_value.transform(tw);if(self.exported_names)do_list(self.exported_names,tw);if(self.module_name)self.module_name=self.module_name.transform(tw)});_(AST_TemplateString,function(self,tw){self.segments=do_list(self.segments,tw)});_(AST_PrefixedTemplateString,function(self,tw){self.template_string=self.template_string.transform(tw)})})(); +/*********************************************************************** A JavaScript tokenizer / parser / beautifier / compressor. https://github.com/mishoo/UglifyJS2 @@ -209,7 +214,8 @@ SUCH DAMAGE. ***********************************************************************/ -"use strict";function SymbolDef(scope,orig){this.name=orig.name;this.orig=[orig];this.eliminated=0;this.scope=scope;this.references=[];this.replaced=0;this.global=false;this.export=false;this.mangled_name=null;this.undeclared=false;this.id=SymbolDef.next_id++}SymbolDef.next_id=1;SymbolDef.prototype={unmangleable:function(options){if(!options)options={};return this.global&&!options.toplevel||this.export||this.undeclared||!options.eval&&(this.scope.uses_eval||this.scope.uses_with)||options.keep_fnames&&(this.orig[0]instanceof AST_SymbolLambda||this.orig[0]instanceof AST_SymbolDefun)||this.orig[0]instanceof AST_SymbolMethod||options.keep_classnames&&(this.orig[0]instanceof AST_SymbolClass||this.orig[0]instanceof AST_SymbolDefClass)},mangle:function(options){var cache=options.cache&&options.cache.props;if(this.global&&cache&&cache.has(this.name)){this.mangled_name=cache.get(this.name)}else if(!this.mangled_name&&!this.unmangleable(options)){var s=this.scope;var sym=this.orig[0];if(options.ie8&&sym instanceof AST_SymbolLambda)s=s.parent_scope;var def;if(def=this.redefined()){this.mangled_name=def.mangled_name||def.name}else this.mangled_name=s.next_mangled(options,this);if(this.global&&cache){cache.set(this.name,this.mangled_name)}}},redefined:function(){return this.defun&&this.defun.variables.get(this.name)}};AST_Toplevel.DEFMETHOD("figure_out_scope",function(options){options=defaults(options,{cache:null,ie8:false,safari10:false});var self=this;var scope=self.parent_scope=null;var labels=new Dictionary;var defun=null;var in_destructuring=null;var for_scopes=[];var tw=new TreeWalker(function(node,descend){if(node.is_block_scope()){var save_scope=scope;node.block_scope=scope=new AST_Scope(node);scope.init_scope_vars(save_scope);if(!(node instanceof AST_Scope)){scope.uses_with=save_scope.uses_with;scope.uses_eval=save_scope.uses_eval;scope.directives=save_scope.directives}if(options.safari10){if(node instanceof AST_For||node instanceof AST_ForIn){for_scopes.push(scope)}}descend();scope=save_scope;return true}if(node instanceof AST_Destructuring){in_destructuring=node;descend();in_destructuring=null;return true}if(node instanceof AST_Scope){node.init_scope_vars(scope);var save_scope=scope;var save_defun=defun;var save_labels=labels;defun=scope=node;labels=new Dictionary;descend();scope=save_scope;defun=save_defun;labels=save_labels;return true}if(node instanceof AST_LabeledStatement){var l=node.label;if(labels.has(l.name)){throw new Error(string_template("Label {name} defined twice",l))}labels.set(l.name,l);descend();labels.del(l.name);return true}if(node instanceof AST_With){for(var s=scope;s;s=s.parent_scope)s.uses_with=true;return}if(node instanceof AST_Symbol){node.scope=scope}if(node instanceof AST_Label){node.thedef=node;node.references=[]}if(node instanceof AST_SymbolLambda){defun.def_function(node)}else if(node instanceof AST_SymbolDefun){mark_export((node.scope=defun.parent_scope.get_defun_scope()).def_function(node),1)}else if(node instanceof AST_SymbolClass){mark_export(defun.def_variable(node),1)}else if(node instanceof AST_SymbolImport){scope.def_variable(node)}else if(node instanceof AST_SymbolDefClass){mark_export((node.scope=defun.parent_scope).def_function(node),1)}else if(node instanceof AST_SymbolVar||node instanceof AST_SymbolLet||node instanceof AST_SymbolConst){var def=(node instanceof AST_SymbolBlockDeclaration?scope:defun).def_variable(node);if(!all(def.orig,function(sym){if(sym===node)return true;if(node instanceof AST_SymbolBlockDeclaration){return sym instanceof AST_SymbolLambda}return!(sym instanceof AST_SymbolLet||sym instanceof AST_SymbolConst)})){js_error(node.name+" redeclared",node.start.file,node.start.line,node.start.col,node.start.pos)}if(!(node instanceof AST_SymbolFunarg))mark_export(def,2);def.destructuring=in_destructuring;if(defun!==scope){node.mark_enclosed(options);var def=scope.find_variable(node);if(node.thedef!==def){node.thedef=def;node.reference(options)}}}else if(node instanceof AST_SymbolCatch){scope.def_variable(node).defun=defun}else if(node instanceof AST_LabelRef){var sym=labels.get(node.name);if(!sym)throw new Error(string_template("Undefined label {name} [{line},{col}]",{name:node.name,line:node.start.line,col:node.start.col}));node.thedef=sym}if(!(scope instanceof AST_Toplevel)&&(node instanceof AST_Export||node instanceof AST_Import)){js_error(node.TYPE+" statement may only appear at top level",node.start.file,node.start.line,node.start.col,node.start.pos)}function mark_export(def,level){if(in_destructuring){var i=0;do{level++}while(tw.parent(i++)!==in_destructuring)}var node=tw.parent(level);def.export=node instanceof AST_Export}});self.walk(tw);self.globals=new Dictionary;var tw=new TreeWalker(function(node,descend){if(node instanceof AST_LoopControl&&node.label){node.label.thedef.references.push(node);return true}if(node instanceof AST_SymbolRef){var name=node.name;if(name=="eval"&&tw.parent()instanceof AST_Call){for(var s=node.scope;s&&!s.uses_eval;s=s.parent_scope){s.uses_eval=true}}var sym;if(tw.parent()instanceof AST_NameMapping&&tw.parent(1).module_name||!(sym=node.scope.find_variable(name))){sym=self.def_global(node)}else if(sym.scope instanceof AST_Lambda&&name=="arguments"){sym.scope.uses_arguments=true}node.thedef=sym;node.reference(options);return true}var def;if(node instanceof AST_SymbolCatch&&(def=node.definition().redefined())){var s=node.scope;while(s){push_uniq(s.enclosed,def);if(s===def.scope)break;s=s.parent_scope}}});self.walk(tw);if(options.ie8){self.walk(new TreeWalker(function(node,descend){if(node instanceof AST_SymbolCatch){var name=node.name;var refs=node.thedef.references;var scope=node.thedef.defun;var def=scope.find_variable(name)||self.globals.get(name)||scope.def_variable(node);refs.forEach(function(ref){ref.thedef=def;ref.reference(options)});node.thedef=def;node.reference(options);return true}}))}if(options.safari10){for(var i=0;i<for_scopes.length;i++){var scope=for_scopes[i];scope.parent_scope.variables.each(function(def){push_uniq(scope.enclosed,def)})}}if(options.cache){this.cname=options.cache.cname}});AST_Toplevel.DEFMETHOD("def_global",function(node){var globals=this.globals,name=node.name;if(globals.has(name)){return globals.get(name)}else{var g=new SymbolDef(this,node);g.undeclared=true;g.global=true;globals.set(name,g);return g}});AST_Scope.DEFMETHOD("init_scope_vars",function(parent_scope){this.variables=new Dictionary;this.functions=new Dictionary;this.uses_with=false;this.uses_eval=false;this.parent_scope=parent_scope;this.enclosed=[];this.cname=-1});AST_Node.DEFMETHOD("is_block_scope",return_false);AST_Class.DEFMETHOD("is_block_scope",return_false);AST_Lambda.DEFMETHOD("is_block_scope",return_false);AST_Toplevel.DEFMETHOD("is_block_scope",return_false);AST_SwitchBranch.DEFMETHOD("is_block_scope",return_false);AST_Block.DEFMETHOD("is_block_scope",return_true);AST_IterationStatement.DEFMETHOD("is_block_scope",return_true);AST_Lambda.DEFMETHOD("init_scope_vars",function(){AST_Scope.prototype.init_scope_vars.apply(this,arguments);this.uses_arguments=false;this.def_variable(new AST_SymbolFunarg({name:"arguments",start:this.start,end:this.end}))});AST_Symbol.DEFMETHOD("mark_enclosed",function(options){var def=this.definition();var s=this.scope;while(s){push_uniq(s.enclosed,def);if(options.keep_fnames){s.functions.each(function(d){push_uniq(def.scope.enclosed,d)})}if(s===def.scope)break;s=s.parent_scope}});AST_Symbol.DEFMETHOD("reference",function(options){this.definition().references.push(this);this.mark_enclosed(options)});AST_Scope.DEFMETHOD("find_variable",function(name){if(name instanceof AST_Symbol)name=name.name;return this.variables.get(name)||this.parent_scope&&this.parent_scope.find_variable(name)});AST_Scope.DEFMETHOD("def_function",function(symbol){var def=this.def_variable(symbol);this.functions.set(symbol.name,def);return def});AST_Scope.DEFMETHOD("def_variable",function(symbol){var def;if(!this.variables.has(symbol.name)){def=new SymbolDef(this,symbol);this.variables.set(symbol.name,def);def.global=!this.parent_scope}else{def=this.variables.get(symbol.name);def.orig.push(symbol)}return symbol.thedef=def});AST_Scope.DEFMETHOD("next_mangled",function(options){var ext=this.enclosed;out:while(true){var m=base54(++this.cname);if(!is_identifier(m))continue;if(member(m,options.reserved))continue;for(var i=ext.length;--i>=0;){var sym=ext[i];var name=sym.mangled_name||sym.unmangleable(options)&&sym.name;if(m==name)continue out}return m}});AST_Function.DEFMETHOD("next_mangled",function(options,def){var tricky_def=def.orig[0]instanceof AST_SymbolFunarg&&this.name&&this.name.definition();var tricky_name=tricky_def?tricky_def.mangled_name||tricky_def.name:null;while(true){var name=AST_Lambda.prototype.next_mangled.call(this,options,def);if(!tricky_name||tricky_name!=name)return name}});AST_Symbol.DEFMETHOD("unmangleable",function(options){var def=this.definition();return!def||def.unmangleable(options)});AST_Label.DEFMETHOD("unmangleable",return_false);AST_Symbol.DEFMETHOD("unreferenced",function(){return this.definition().references.length==0&&!(this.scope.uses_eval||this.scope.uses_with)});AST_Symbol.DEFMETHOD("definition",function(){return this.thedef});AST_Symbol.DEFMETHOD("global",function(){return this.definition().global});AST_Toplevel.DEFMETHOD("_default_mangler_options",function(options){options=defaults(options,{eval:false,ie8:false,keep_classnames:false,keep_fnames:false,reserved:[],toplevel:false});if(!Array.isArray(options.reserved))options.reserved=[];push_uniq(options.reserved,"arguments");return options});AST_Toplevel.DEFMETHOD("mangle_names",function(options){options=this._default_mangler_options(options);var lname=-1;var to_mangle=[];if(options.cache){this.globals.each(collect)}var tw=new TreeWalker(function(node,descend){if(node instanceof AST_LabeledStatement){var save_nesting=lname;descend();lname=save_nesting;return true}if(node instanceof AST_Scope){node.variables.each(collect);return}if(node instanceof AST_Label){var name;do{name=base54(++lname)}while(!is_identifier(name));node.mangled_name=name;return true}var mangle_with_block_scope=!options.ie8&&node instanceof AST_SymbolCatch||node instanceof AST_SymbolBlockDeclaration;if(mangle_with_block_scope&&options.reserved.indexOf(node.name)<0){to_mangle.push(node.definition());return}});this.walk(tw);to_mangle.forEach(function(def){def.mangle(options)});if(options.cache){options.cache.cname=this.cname}function collect(symbol){if(!member(symbol.name,options.reserved)){to_mangle.push(symbol)}}});AST_Toplevel.DEFMETHOD("find_unique_prefix",function(options){var letters="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ$_";var cache=options.cache&&options.cache.props;var prefixes=Object.create(null);options.reserved.forEach(add_prefix);this.globals.each(add_def);this.walk(new TreeWalker(function(node){if(node instanceof AST_Scope)node.variables.each(add_def);if(node instanceof AST_SymbolCatch)add_def(node.definition())}));var prefix,i=0;do{prefix=create_name(i++)}while(prefixes[prefix]);return prefix;function add_prefix(name){if(/[0-9]$/.test(name)){prefixes[name.replace(/[0-9]+$/,"")]=true}}function add_def(def){var name=def.name;if(def.global&&cache&&cache.has(name))name=cache.get(name);else if(!def.unmangleable(options))return;add_prefix(name)}function create_name(num){var name="";do{name+=letters[num%letters.length];num=Math.floor(num/letters.length)}while(num);return name}});AST_Toplevel.DEFMETHOD("expand_names",function(options){options=this._default_mangler_options(options);var prefix=this.find_unique_prefix(options);this.globals.each(rename);this.walk(new TreeWalker(function(node){if(node instanceof AST_Scope)node.variables.each(rename);if(node instanceof AST_SymbolCatch)rename(node.definition())}));function rename(def){if(def.global||def.unmangleable(options))return;if(member(def.name,options.reserved))return;var d=def.redefined();def.name=d?d.name:prefix+def.id;def.orig.forEach(function(sym){sym.name=def.name});def.references.forEach(function(sym){sym.name=def.name})}});AST_Node.DEFMETHOD("tail_node",return_this);AST_Sequence.DEFMETHOD("tail_node",function(){return this.expressions[this.expressions.length-1]});AST_Toplevel.DEFMETHOD("compute_char_frequency",function(options){options=this._default_mangler_options(options);try{AST_Node.prototype.print=function(stream,force_parens){this._print(stream,force_parens);if(this instanceof AST_Symbol&&!this.unmangleable(options)){base54.consider(this.name,-1)}else if(options.properties){if(this instanceof AST_Dot){base54.consider(this.property,-1)}else if(this instanceof AST_Sub){skip_string(this.property)}}};base54.consider(this.print_to_string(),1)}finally{AST_Node.prototype.print=AST_Node.prototype._print}base54.sort();function skip_string(node){if(node instanceof AST_String){base54.consider(node.value,-1)}else if(node instanceof AST_Conditional){skip_string(node.consequent);skip_string(node.alternative)}else if(node instanceof AST_Sequence){skip_string(node.tail_node())}}});var base54=function(){var leading="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ$_".split("");var digits="0123456789".split("");var chars,frequency;function reset(){frequency=Object.create(null);leading.forEach(function(ch){frequency[ch]=0});digits.forEach(function(ch){frequency[ch]=0})}base54.consider=function(str,delta){for(var i=str.length;--i>=0;){frequency[str[i]]+=delta}};function compare(a,b){return frequency[b]-frequency[a]}base54.sort=function(){chars=mergeSort(leading,compare).concat(mergeSort(digits,compare))};base54.reset=reset;reset();function base54(num){var ret="",base=54;num++;do{num--;ret+=chars[num%base];num=Math.floor(num/base);base=64}while(num>0);return ret}return base54}();/*********************************************************************** +"use strict";function SymbolDef(scope,orig){this.name=orig.name;this.orig=[orig];this.eliminated=0;this.scope=scope;this.references=[];this.replaced=0;this.global=false;this.export=false;this.mangled_name=null;this.undeclared=false;this.id=SymbolDef.next_id++}SymbolDef.next_id=1;SymbolDef.prototype={unmangleable:function(options){if(!options)options={};return this.global&&!options.toplevel||this.export||this.undeclared||!options.eval&&(this.scope.uses_eval||this.scope.uses_with)||options.keep_fnames&&(this.orig[0]instanceof AST_SymbolLambda||this.orig[0]instanceof AST_SymbolDefun)||this.orig[0]instanceof AST_SymbolMethod||options.keep_classnames&&(this.orig[0]instanceof AST_SymbolClass||this.orig[0]instanceof AST_SymbolDefClass)},mangle:function(options){var cache=options.cache&&options.cache.props;if(this.global&&cache&&cache.has(this.name)){this.mangled_name=cache.get(this.name)}else if(!this.mangled_name&&!this.unmangleable(options)){var s=this.scope;var sym=this.orig[0];if(options.ie8&&sym instanceof AST_SymbolLambda)s=s.parent_scope;var def;if(def=this.redefined()){this.mangled_name=def.mangled_name||def.name}else this.mangled_name=s.next_mangled(options,this);if(this.global&&cache){cache.set(this.name,this.mangled_name)}}},redefined:function(){return this.defun&&this.defun.variables.get(this.name)}};AST_Toplevel.DEFMETHOD("figure_out_scope",function(options){options=defaults(options,{cache:null,ie8:false,safari10:false});var self=this;var scope=self.parent_scope=null;var labels=new Dictionary;var defun=null;var in_destructuring=null;var for_scopes=[];var tw=new TreeWalker(function(node,descend){if(node.is_block_scope()){var save_scope=scope;node.block_scope=scope=new AST_Scope(node);scope.init_scope_vars(save_scope);if(!(node instanceof AST_Scope)){scope.uses_with=save_scope.uses_with;scope.uses_eval=save_scope.uses_eval;scope.directives=save_scope.directives}if(options.safari10){if(node instanceof AST_For||node instanceof AST_ForIn){for_scopes.push(scope)}}descend();scope=save_scope;return true}if(node instanceof AST_Destructuring){in_destructuring=node;descend();in_destructuring=null;return true}if(node instanceof AST_Scope){node.init_scope_vars(scope);var save_scope=scope;var save_defun=defun;var save_labels=labels;defun=scope=node;labels=new Dictionary;descend();scope=save_scope;defun=save_defun;labels=save_labels;return true}if(node instanceof AST_LabeledStatement){var l=node.label;if(labels.has(l.name)){throw new Error(string_template("Label {name} defined twice",l))}labels.set(l.name,l);descend();labels.del(l.name);return true}if(node instanceof AST_With){for(var s=scope;s;s=s.parent_scope)s.uses_with=true;return}if(node instanceof AST_Symbol){node.scope=scope}if(node instanceof AST_Label){node.thedef=node;node.references=[]}if(node instanceof AST_SymbolLambda){defun.def_function(node)}else if(node instanceof AST_SymbolDefun){mark_export((node.scope=defun.parent_scope.get_defun_scope()).def_function(node),1)}else if(node instanceof AST_SymbolClass){mark_export(defun.def_variable(node),1)}else if(node instanceof AST_SymbolImport){scope.def_variable(node)}else if(node instanceof AST_SymbolDefClass){mark_export((node.scope=defun.parent_scope).def_function(node),1)}else if(node instanceof AST_SymbolVar||node instanceof AST_SymbolLet||node instanceof AST_SymbolConst){var def=(node instanceof AST_SymbolBlockDeclaration?scope:defun).def_variable(node);if(!all(def.orig,function(sym){if(sym===node)return true;if(node instanceof AST_SymbolBlockDeclaration){return sym instanceof AST_SymbolLambda}return!(sym instanceof AST_SymbolLet||sym instanceof AST_SymbolConst)})){js_error(node.name+" redeclared",node.start.file,node.start.line,node.start.col,node.start.pos)}if(!(node instanceof AST_SymbolFunarg))mark_export(def,2);def.destructuring=in_destructuring;if(defun!==scope){node.mark_enclosed(options);var def=scope.find_variable(node);if(node.thedef!==def){node.thedef=def;node.reference(options)}}}else if(node instanceof AST_SymbolCatch){scope.def_variable(node).defun=defun}else if(node instanceof AST_LabelRef){var sym=labels.get(node.name);if(!sym)throw new Error(string_template("Undefined label {name} [{line},{col}]",{name:node.name,line:node.start.line,col:node.start.col}));node.thedef=sym}if(!(scope instanceof AST_Toplevel)&&(node instanceof AST_Export||node instanceof AST_Import)){js_error(node.TYPE+" statement may only appear at top level",node.start.file,node.start.line,node.start.col,node.start.pos)}function mark_export(def,level){if(in_destructuring){var i=0;do{level++}while(tw.parent(i++)!==in_destructuring)}var node=tw.parent(level);def.export=node instanceof AST_Export}});self.walk(tw);self.globals=new Dictionary;var tw=new TreeWalker(function(node,descend){if(node instanceof AST_LoopControl&&node.label){node.label.thedef.references.push(node);return true}if(node instanceof AST_SymbolRef){var name=node.name;if(name=="eval"&&tw.parent()instanceof AST_Call){for(var s=node.scope;s&&!s.uses_eval;s=s.parent_scope){s.uses_eval=true}}var sym;if(tw.parent()instanceof AST_NameMapping&&tw.parent(1).module_name||!(sym=node.scope.find_variable(name))){sym=self.def_global(node)}else if(sym.scope instanceof AST_Lambda&&name=="arguments"){sym.scope.uses_arguments=true}node.thedef=sym;node.reference(options);return true}var def;if(node instanceof AST_SymbolCatch&&(def=node.definition().redefined())){var s=node.scope;while(s){push_uniq(s.enclosed,def);if(s===def.scope)break;s=s.parent_scope}}});self.walk(tw);if(options.ie8){self.walk(new TreeWalker(function(node,descend){if(node instanceof AST_SymbolCatch){var name=node.name;var refs=node.thedef.references;var scope=node.thedef.defun;var def=scope.find_variable(name)||self.globals.get(name)||scope.def_variable(node);refs.forEach(function(ref){ref.thedef=def;ref.reference(options)});node.thedef=def;node.reference(options);return true}}))}if(options.safari10){for(var i=0;i<for_scopes.length;i++){var scope=for_scopes[i];scope.parent_scope.variables.each(function(def){push_uniq(scope.enclosed,def)})}}if(options.cache){this.cname=options.cache.cname}});AST_Toplevel.DEFMETHOD("def_global",function(node){var globals=this.globals,name=node.name;if(globals.has(name)){return globals.get(name)}else{var g=new SymbolDef(this,node);g.undeclared=true;g.global=true;globals.set(name,g);return g}});AST_Scope.DEFMETHOD("init_scope_vars",function(parent_scope){this.variables=new Dictionary;this.functions=new Dictionary;this.uses_with=false;this.uses_eval=false;this.parent_scope=parent_scope;this.enclosed=[];this.cname=-1});AST_Node.DEFMETHOD("is_block_scope",return_false);AST_Class.DEFMETHOD("is_block_scope",return_false);AST_Lambda.DEFMETHOD("is_block_scope",return_false);AST_Toplevel.DEFMETHOD("is_block_scope",return_false);AST_SwitchBranch.DEFMETHOD("is_block_scope",return_false);AST_Block.DEFMETHOD("is_block_scope",return_true);AST_IterationStatement.DEFMETHOD("is_block_scope",return_true);AST_Lambda.DEFMETHOD("init_scope_vars",function(){AST_Scope.prototype.init_scope_vars.apply(this,arguments);this.uses_arguments=false;this.def_variable(new AST_SymbolFunarg({name:"arguments",start:this.start,end:this.end}))});AST_Symbol.DEFMETHOD("mark_enclosed",function(options){var def=this.definition();var s=this.scope;while(s){push_uniq(s.enclosed,def);if(options.keep_fnames){s.functions.each(function(d){push_uniq(def.scope.enclosed,d)})}if(s===def.scope)break;s=s.parent_scope}});AST_Symbol.DEFMETHOD("reference",function(options){this.definition().references.push(this);this.mark_enclosed(options)});AST_Scope.DEFMETHOD("find_variable",function(name){if(name instanceof AST_Symbol)name=name.name;return this.variables.get(name)||this.parent_scope&&this.parent_scope.find_variable(name)});AST_Scope.DEFMETHOD("def_function",function(symbol){var def=this.def_variable(symbol);this.functions.set(symbol.name,def);return def});AST_Scope.DEFMETHOD("def_variable",function(symbol){var def;if(!this.variables.has(symbol.name)){def=new SymbolDef(this,symbol);this.variables.set(symbol.name,def);def.global=!this.parent_scope}else{def=this.variables.get(symbol.name);def.orig.push(symbol)}return symbol.thedef=def});AST_Scope.DEFMETHOD("next_mangled",function(options){var ext=this.enclosed;out:while(true){var m=base54(++this.cname);if(!is_identifier(m))continue;if(member(m,options.reserved))continue;for(var i=ext.length;--i>=0;){var sym=ext[i];var name=sym.mangled_name||sym.unmangleable(options)&&sym.name;if(m==name)continue out}return m}});AST_Function.DEFMETHOD("next_mangled",function(options,def){var tricky_def=def.orig[0]instanceof AST_SymbolFunarg&&this.name&&this.name.definition();var tricky_name=tricky_def?tricky_def.mangled_name||tricky_def.name:null;while(true){var name=AST_Lambda.prototype.next_mangled.call(this,options,def);if(!tricky_name||tricky_name!=name)return name}});AST_Symbol.DEFMETHOD("unmangleable",function(options){var def=this.definition();return!def||def.unmangleable(options)});AST_Label.DEFMETHOD("unmangleable",return_false);AST_Symbol.DEFMETHOD("unreferenced",function(){return this.definition().references.length==0&&!(this.scope.uses_eval||this.scope.uses_with)});AST_Symbol.DEFMETHOD("definition",function(){return this.thedef});AST_Symbol.DEFMETHOD("global",function(){return this.definition().global});AST_Toplevel.DEFMETHOD("_default_mangler_options",function(options){options=defaults(options,{eval:false,ie8:false,keep_classnames:false,keep_fnames:false,reserved:[],toplevel:false});if(!Array.isArray(options.reserved))options.reserved=[];push_uniq(options.reserved,"arguments");return options});AST_Toplevel.DEFMETHOD("mangle_names",function(options){options=this._default_mangler_options(options);var lname=-1;var to_mangle=[];if(options.cache){this.globals.each(collect)}var tw=new TreeWalker(function(node,descend){if(node instanceof AST_LabeledStatement){var save_nesting=lname;descend();lname=save_nesting;return true}if(node instanceof AST_Scope){node.variables.each(collect);return}if(node instanceof AST_Label){var name;do{name=base54(++lname)}while(!is_identifier(name));node.mangled_name=name;return true}var mangle_with_block_scope=!options.ie8&&node instanceof AST_SymbolCatch||node instanceof AST_SymbolBlockDeclaration;if(mangle_with_block_scope&&options.reserved.indexOf(node.name)<0){to_mangle.push(node.definition());return}});this.walk(tw);to_mangle.forEach(function(def){def.mangle(options)});if(options.cache){options.cache.cname=this.cname}function collect(symbol){if(!member(symbol.name,options.reserved)){to_mangle.push(symbol)}}});AST_Toplevel.DEFMETHOD("find_unique_prefix",function(options){var letters="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ$_";var cache=options.cache&&options.cache.props;var prefixes=Object.create(null);options.reserved.forEach(add_prefix);this.globals.each(add_def);this.walk(new TreeWalker(function(node){if(node instanceof AST_Scope)node.variables.each(add_def);if(node instanceof AST_SymbolCatch)add_def(node.definition())}));var prefix,i=0;do{prefix=create_name(i++)}while(prefixes[prefix]);return prefix;function add_prefix(name){if(/[0-9]$/.test(name)){prefixes[name.replace(/[0-9]+$/,"")]=true}}function add_def(def){var name=def.name;if(def.global&&cache&&cache.has(name))name=cache.get(name);else if(!def.unmangleable(options))return;add_prefix(name)}function create_name(num){var name="";do{name+=letters[num%letters.length];num=Math.floor(num/letters.length)}while(num);return name}});AST_Toplevel.DEFMETHOD("expand_names",function(options){options=this._default_mangler_options(options);var prefix=this.find_unique_prefix(options);this.globals.each(rename);this.walk(new TreeWalker(function(node){if(node instanceof AST_Scope)node.variables.each(rename);if(node instanceof AST_SymbolCatch)rename(node.definition())}));function rename(def){if(def.global||def.unmangleable(options))return;if(member(def.name,options.reserved))return;var d=def.redefined();def.name=d?d.name:prefix+def.id;def.orig.forEach(function(sym){sym.name=def.name});def.references.forEach(function(sym){sym.name=def.name})}});AST_Node.DEFMETHOD("tail_node",return_this);AST_Sequence.DEFMETHOD("tail_node",function(){return this.expressions[this.expressions.length-1]});AST_Toplevel.DEFMETHOD("compute_char_frequency",function(options){options=this._default_mangler_options(options);try{AST_Node.prototype.print=function(stream,force_parens){this._print(stream,force_parens);if(this instanceof AST_Symbol&&!this.unmangleable(options)){base54.consider(this.name,-1)}else if(options.properties){if(this instanceof AST_Dot){base54.consider(this.property,-1)}else if(this instanceof AST_Sub){skip_string(this.property)}}};base54.consider(this.print_to_string(),1)}finally{AST_Node.prototype.print=AST_Node.prototype._print}base54.sort();function skip_string(node){if(node instanceof AST_String){base54.consider(node.value,-1)}else if(node instanceof AST_Conditional){skip_string(node.consequent);skip_string(node.alternative)}else if(node instanceof AST_Sequence){skip_string(node.tail_node())}}});var base54=function(){var leading="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ$_".split("");var digits="0123456789".split("");var chars,frequency;function reset(){frequency=Object.create(null);leading.forEach(function(ch){frequency[ch]=0});digits.forEach(function(ch){frequency[ch]=0})}base54.consider=function(str,delta){for(var i=str.length;--i>=0;){frequency[str[i]]+=delta}};function compare(a,b){return frequency[b]-frequency[a]}base54.sort=function(){chars=mergeSort(leading,compare).concat(mergeSort(digits,compare))};base54.reset=reset;reset();function base54(num){var ret="",base=54;num++;do{num--;ret+=chars[num%base];num=Math.floor(num/base);base=64}while(num>0);return ret}return base54}(); +/*********************************************************************** A JavaScript tokenizer / parser / beautifier / compressor. https://github.com/mishoo/UglifyJS2 @@ -251,7 +257,8 @@ SUCH DAMAGE. ***********************************************************************/ -"use strict";var EXPECT_DIRECTIVE=/^$|[;{][\s\n]*$/;function is_some_comments(comment){return comment.type=="comment2"&&/@preserve|@license|@cc_on/i.test(comment.value)}function OutputStream(options){options=defaults(options,{ascii_only:false,beautify:false,bracketize:false,comments:false,ecma:5,ie8:false,indent_level:4,indent_start:0,inline_script:true,keep_quoted_props:false,max_line_len:false,preamble:null,preserve_line:false,quote_keys:false,quote_style:0,safari10:false,semicolons:true,shebang:true,shorthand:undefined,source_map:null,webkit:false,width:80,wrap_iife:false},true);if(options.shorthand===undefined)options.shorthand=options.ecma>5;var comment_filter=return_false;if(options.comments){var comments=options.comments;if(typeof options.comments==="string"&&/^\/.*\/[a-zA-Z]*$/.test(options.comments)){var regex_pos=options.comments.lastIndexOf("/");comments=new RegExp(options.comments.substr(1,regex_pos-1),options.comments.substr(regex_pos+1))}if(comments instanceof RegExp){comment_filter=function(comment){return comment.type!="comment5"&&comments.test(comment.value)}}else if(typeof comments==="function"){comment_filter=function(comment){return comment.type!="comment5"&&comments(this,comment)}}else if(comments==="some"){comment_filter=is_some_comments}else{comment_filter=return_true}}var indentation=0;var current_col=0;var current_line=1;var current_pos=0;var OUTPUT="";var to_utf8=options.ascii_only?function(str,identifier){if(options.ecma>=6){str=str.replace(/[\ud800-\udbff][\udc00-\udfff]/g,function(ch){var code=get_full_char_code(ch,0).toString(16);return"\\u{"+code+"}"})}return str.replace(/[\u0000-\u001f\u007f-\uffff]/g,function(ch){var code=ch.charCodeAt(0).toString(16);if(code.length<=2&&!identifier){while(code.length<2)code="0"+code;return"\\x"+code}else{while(code.length<4)code="0"+code;return"\\u"+code}})}:function(str){return str.replace(/[\ud800-\udbff](?![\udc00-\udfff])/g,function(ch){return"\\u"+ch.charCodeAt(0).toString(16)}).replace(/(^|[^\ud800-\udbff])([\udc00-\udfff])/g,function(match,prefix,ch){return prefix+"\\u"+ch.charCodeAt(0).toString(16)})};function make_string(str,quote){var dq=0,sq=0;str=str.replace(/[\\\b\f\n\r\v\t\x22\x27\u2028\u2029\0\ufeff]/g,function(s,i){switch(s){case'"':++dq;return'"';case"'":++sq;return"'";case"\\":return"\\\\";case"\n":return"\\n";case"\r":return"\\r";case"\t":return"\\t";case"\b":return"\\b";case"\f":return"\\f";case"\v":return options.ie8?"\\x0B":"\\v";case"\u2028":return"\\u2028";case"\u2029":return"\\u2029";case"\ufeff":return"\\ufeff";case"\0":return/[0-9]/.test(get_full_char(str,i+1))?"\\x00":"\\0"}return s});function quote_single(){return"'"+str.replace(/\x27/g,"\\'")+"'"}function quote_double(){return'"'+str.replace(/\x22/g,'\\"')+'"'}function quote_template(){return"`"+str.replace(/`/g,"\\`")+"`"}str=to_utf8(str);if(quote==="`")return quote_template();switch(options.quote_style){case 1:return quote_single();case 2:return quote_double();case 3:return quote=="'"?quote_single():quote_double();default:return dq>sq?quote_single():quote_double()}}function encode_string(str,quote){var ret=make_string(str,quote);if(options.inline_script){ret=ret.replace(/<\x2fscript([>\/\t\n\f\r ])/gi,"<\\/script$1");ret=ret.replace(/\x3c!--/g,"\\x3c!--");ret=ret.replace(/--\x3e/g,"--\\x3e")}return ret}function make_name(name){name=name.toString();name=to_utf8(name,true);return name}function make_indent(back){return repeat_string(" ",options.indent_start+indentation-back*options.indent_level)}var might_need_space=false;var might_need_semicolon=false;var might_add_newline=0;var last="";var mapping_token,mapping_name,mappings=options.source_map&&[];var do_add_mapping=mappings?function(){mappings.forEach(function(mapping){try{options.source_map.add(mapping.token.file,mapping.line,mapping.col,mapping.token.line,mapping.token.col,!mapping.name&&mapping.token.type=="name"?mapping.token.value:mapping.name)}catch(ex){AST_Node.warn("Couldn't figure out mapping for {file}:{line},{col} → {cline},{ccol} [{name}]",{file:mapping.token.file,line:mapping.token.line,col:mapping.token.col,cline:mapping.line,ccol:mapping.col,name:mapping.name||""})}});mappings=[]}:noop;var ensure_line_len=options.max_line_len?function(){if(current_col>options.max_line_len){if(might_add_newline){var left=OUTPUT.slice(0,might_add_newline);var right=OUTPUT.slice(might_add_newline);if(mappings){var delta=right.length-current_col;mappings.forEach(function(mapping){mapping.line++;mapping.col+=delta})}OUTPUT=left+"\n"+right;current_line++;current_pos++;current_col=right.length}if(current_col>options.max_line_len){AST_Node.warn("Output exceeds {max_line_len} characters",options)}}if(might_add_newline){might_add_newline=0;do_add_mapping()}}:noop;var requireSemicolonChars=makePredicate("( [ + * / - , . `");function print(str){str=String(str);var ch=get_full_char(str,0);var prev=get_full_char(last,last.length-1);if(might_need_semicolon){might_need_semicolon=false;if(prev==":"&&ch=="}"||(!ch||";}".indexOf(ch)<0)&&prev!=";"){if(options.semicolons||requireSemicolonChars(ch)){OUTPUT+=";";current_col++;current_pos++}else{ensure_line_len();OUTPUT+="\n";current_pos++;current_line++;current_col=0;if(/^\s+$/.test(str)){might_need_semicolon=true}}if(!options.beautify)might_need_space=false}}if(!options.beautify&&options.preserve_line&&stack[stack.length-1]){var target_line=stack[stack.length-1].start.line;while(current_line<target_line){ensure_line_len();OUTPUT+="\n";current_pos++;current_line++;current_col=0;might_need_space=false}}if(might_need_space){if(is_identifier_char(prev)&&(is_identifier_char(ch)||ch=="\\")||ch=="/"&&ch==prev||(ch=="+"||ch=="-")&&ch==last){OUTPUT+=" ";current_col++;current_pos++}might_need_space=false}if(mapping_token){mappings.push({token:mapping_token,name:mapping_name,line:current_line,col:current_col});mapping_token=false;if(!might_add_newline)do_add_mapping()}OUTPUT+=str;current_pos+=str.length;var a=str.split(/\r?\n/),n=a.length-1;current_line+=n;current_col+=a[0].length;if(n>0){ensure_line_len();current_col=a[n].length}last=str}var star=function(){print("*")};var space=options.beautify?function(){print(" ")}:function(){might_need_space=true};var indent=options.beautify?function(half){if(options.beautify){print(make_indent(half?.5:0))}}:noop;var with_indent=options.beautify?function(col,cont){if(col===true)col=next_indent();var save_indentation=indentation;indentation=col;var ret=cont();indentation=save_indentation;return ret}:function(col,cont){return cont()};var newline=options.beautify?function(){print("\n")}:options.max_line_len?function(){ensure_line_len();might_add_newline=OUTPUT.length}:noop;var semicolon=options.beautify?function(){print(";")}:function(){might_need_semicolon=true};function force_semicolon(){might_need_semicolon=false;print(";")}function next_indent(){return indentation+options.indent_level}function with_block(cont){var ret;print("{");newline();with_indent(next_indent(),function(){ret=cont()});indent();print("}");return ret}function with_parens(cont){print("(");var ret=cont();print(")");return ret}function with_square(cont){print("[");var ret=cont();print("]");return ret}function comma(){print(",");space()}function colon(){print(":");space()}var add_mapping=mappings?function(token,name){mapping_token=token;mapping_name=name}:noop;function get(){if(might_add_newline){ensure_line_len()}return OUTPUT}var stack=[];return{get:get,toString:get,indent:indent,indentation:function(){return indentation},current_width:function(){return current_col-indentation},should_break:function(){return options.width&&this.current_width()>=options.width},newline:newline,print:print,star:star,space:space,comma:comma,colon:colon,last:function(){return last},semicolon:semicolon,force_semicolon:force_semicolon,to_utf8:to_utf8,print_name:function(name){print(make_name(name))},print_string:function(str,quote,escape_directive){var encoded=encode_string(str,quote);if(escape_directive===true&&encoded.indexOf("\\")===-1){if(!EXPECT_DIRECTIVE.test(OUTPUT)){force_semicolon()}force_semicolon()}print(encoded)},print_template_string_chars:function(str){var encoded=encode_string(str,"`").replace(/\${/g,"\\${");return print(encoded.substr(1,encoded.length-2))},encode_string:encode_string,next_indent:next_indent,with_indent:with_indent,with_block:with_block,with_parens:with_parens,with_square:with_square,add_mapping:add_mapping,option:function(opt){return options[opt]},comment_filter:comment_filter,line:function(){return current_line},col:function(){return current_col},pos:function(){return current_pos},push_node:function(node){stack.push(node)},pop_node:function(){return stack.pop()},parent:function(n){return stack[stack.length-2-(n||0)]}}}(function(){function DEFPRINT(nodetype,generator){nodetype.DEFMETHOD("_codegen",generator)}var in_directive=false;var active_scope=null;var use_asm=null;AST_Node.DEFMETHOD("print",function(stream,force_parens){var self=this,generator=self._codegen;if(self instanceof AST_Scope){active_scope=self}else if(!use_asm&&self instanceof AST_Directive&&self.value=="use asm"){use_asm=active_scope}function doit(){self.add_comments(stream);self.add_source_map(stream);generator(self,stream)}stream.push_node(self);if(force_parens||self.needs_parens(stream)){stream.with_parens(doit)}else{doit()}stream.pop_node();if(self===use_asm){use_asm=null}});AST_Node.DEFMETHOD("_print",AST_Node.prototype.print);AST_Node.DEFMETHOD("print_to_string",function(options){var s=OutputStream(options);if(!options)s._readonly=true;this.print(s);return s.get()});AST_Node.DEFMETHOD("add_comments",function(output){if(output._readonly)return;var self=this;var start=self.start;if(start&&!start._comments_dumped){start._comments_dumped=true;var comments=start.comments_before||[];if(self instanceof AST_Exit&&self.value){self.value.walk(new TreeWalker(function(node){if(node.start&&node.start.comments_before){comments=comments.concat(node.start.comments_before);node.start.comments_before=[]}if(node instanceof AST_Function||node instanceof AST_Array||node instanceof AST_Object){return true}}))}if(output.pos()==0){if(comments.length>0&&output.option("shebang")&&comments[0].type=="comment5"){output.print("#!"+comments.shift().value+"\n");output.indent()}var preamble=output.option("preamble");if(preamble){output.print(preamble.replace(/\r\n?|[\n\u2028\u2029]|\s*$/g,"\n"))}}comments=comments.filter(output.comment_filter,self);if(!output.option("beautify")&&comments.length>0&&/comment[134]/.test(comments[0].type)&&output.col()!==0&&comments[0].nlb){output.print("\n")}comments.forEach(function(c){if(/comment[134]/.test(c.type)){output.print("//"+c.value+"\n");output.indent()}else if(c.type=="comment2"){output.print("/*"+c.value+"*/");if(start.nlb){output.print("\n");output.indent()}else{output.space()}}})}});function PARENS(nodetype,func){if(Array.isArray(nodetype)){nodetype.forEach(function(nodetype){PARENS(nodetype,func)})}else{nodetype.DEFMETHOD("needs_parens",func)}}PARENS(AST_Node,function(){return false});PARENS(AST_Function,function(output){if(first_in_statement(output)){return true}if(output.option("webkit")){var p=output.parent();if(p instanceof AST_PropAccess&&p.expression===this){return true}}if(output.option("wrap_iife")){var p=output.parent();return p instanceof AST_Call&&p.expression===this}return false});PARENS(AST_Arrow,function(output){var p=output.parent();return p instanceof AST_PropAccess&&p.expression===this});PARENS(AST_ClassExpression,function(output){return output.parent()instanceof AST_SimpleStatement});PARENS(AST_Object,function(output){return first_in_statement(output)});PARENS(AST_Unary,function(output){var p=output.parent();return p instanceof AST_PropAccess&&p.expression===this||p instanceof AST_Call&&p.expression===this||p instanceof AST_Binary&&p.operator==="**"&&this instanceof AST_UnaryPrefix&&p.left===this&&this.operator!=="++"&&this.operator!=="--"});PARENS(AST_Await,function(output){var p=output.parent();return p instanceof AST_PropAccess&&p.expression===this||p instanceof AST_Call&&p.expression===this||output.option("safari10")&&p instanceof AST_UnaryPrefix});PARENS(AST_Sequence,function(output){var p=output.parent();return p instanceof AST_Call||p instanceof AST_Unary||p instanceof AST_Binary||p instanceof AST_VarDef||p instanceof AST_PropAccess||p instanceof AST_Array||p instanceof AST_ObjectProperty||p instanceof AST_Conditional||p instanceof AST_Arrow||p instanceof AST_DefaultAssign||p instanceof AST_Expansion});PARENS(AST_Binary,function(output){var p=output.parent();if(p instanceof AST_Call&&p.expression===this)return true;if(p instanceof AST_Unary)return true;if(p instanceof AST_PropAccess&&p.expression===this)return true;if(p instanceof AST_Binary){var po=p.operator,pp=PRECEDENCE[po];var so=this.operator,sp=PRECEDENCE[so];if(pp>sp||pp==sp&&this===p.right){return true}}});PARENS(AST_Yield,function(output){var p=output.parent();if(p instanceof AST_Binary&&p.operator!=="=")return true;if(p instanceof AST_Conditional&&p.condition===this)return true;if(p instanceof AST_Unary)return true;if(p instanceof AST_PropAccess&&p.expression===this)return true});PARENS(AST_PropAccess,function(output){var p=output.parent();if(p instanceof AST_New&&p.expression===this){var parens=false;this.walk(new TreeWalker(function(node){if(parens||node instanceof AST_Scope)return true;if(node instanceof AST_Call){parens=true;return true}}));return parens}});PARENS(AST_Call,function(output){var p=output.parent(),p1;if(p instanceof AST_New&&p.expression===this)return true;return this.expression instanceof AST_Function&&p instanceof AST_PropAccess&&p.expression===this&&(p1=output.parent(1))instanceof AST_Assign&&p1.left===p});PARENS(AST_New,function(output){var p=output.parent();if(!need_constructor_parens(this,output)&&(p instanceof AST_PropAccess||p instanceof AST_Call&&p.expression===this))return true});PARENS(AST_Number,function(output){var p=output.parent();if(p instanceof AST_PropAccess&&p.expression===this){var value=this.getValue();if(value<0||/^0/.test(make_num(value))){return true}}});PARENS([AST_Assign,AST_Conditional],function(output){var p=output.parent();if(p instanceof AST_Unary)return true;if(p instanceof AST_Binary&&!(p instanceof AST_Assign))return true;if(p instanceof AST_Call&&p.expression===this)return true;if(p instanceof AST_Conditional&&p.condition===this)return true;if(p instanceof AST_PropAccess&&p.expression===this)return true;if(this instanceof AST_Assign&&this.left instanceof AST_Destructuring&&this.left.is_array===false)return true});DEFPRINT(AST_Directive,function(self,output){output.print_string(self.value,self.quote);output.semicolon()});DEFPRINT(AST_Expansion,function(self,output){output.print("...");self.expression.print(output)});DEFPRINT(AST_Destructuring,function(self,output){output.print(self.is_array?"[":"{");var len=self.names.length;self.names.forEach(function(name,i){if(i>0)output.comma();name.print(output);if(i==len-1&&name instanceof AST_Hole)output.comma()});output.print(self.is_array?"]":"}")});DEFPRINT(AST_Debugger,function(self,output){output.print("debugger");output.semicolon()});function display_body(body,is_toplevel,output,allow_directives){var last=body.length-1;in_directive=allow_directives;body.forEach(function(stmt,i){if(in_directive===true&&!(stmt instanceof AST_Directive||stmt instanceof AST_EmptyStatement||stmt instanceof AST_SimpleStatement&&stmt.body instanceof AST_String)){in_directive=false}if(!(stmt instanceof AST_EmptyStatement)){output.indent();stmt.print(output);if(!(i==last&&is_toplevel)){output.newline();if(is_toplevel)output.newline()}}if(in_directive===true&&stmt instanceof AST_SimpleStatement&&stmt.body instanceof AST_String){in_directive=false}});in_directive=false}AST_StatementWithBody.DEFMETHOD("_do_print_body",function(output){force_statement(this.body,output)});DEFPRINT(AST_Statement,function(self,output){self.body.print(output);output.semicolon()});DEFPRINT(AST_Toplevel,function(self,output){display_body(self.body,true,output,true);output.print("")});DEFPRINT(AST_LabeledStatement,function(self,output){self.label.print(output);output.colon();self.body.print(output)});DEFPRINT(AST_SimpleStatement,function(self,output){self.body.print(output);output.semicolon()});function print_bracketed(body,output,allow_directives){if(body.length>0)output.with_block(function(){display_body(body,false,output,allow_directives)});else output.print("{}")}DEFPRINT(AST_BlockStatement,function(self,output){print_bracketed(self.body,output)});DEFPRINT(AST_EmptyStatement,function(self,output){output.semicolon()});DEFPRINT(AST_Do,function(self,output){output.print("do");output.space();make_block(self.body,output);output.space();output.print("while");output.space();output.with_parens(function(){self.condition.print(output)});output.semicolon()});DEFPRINT(AST_While,function(self,output){output.print("while");output.space();output.with_parens(function(){self.condition.print(output)});output.space();self._do_print_body(output)});DEFPRINT(AST_For,function(self,output){output.print("for");output.space();output.with_parens(function(){if(self.init){if(self.init instanceof AST_Definitions){self.init.print(output)}else{parenthesize_for_noin(self.init,output,true)}output.print(";");output.space()}else{output.print(";")}if(self.condition){self.condition.print(output);output.print(";");output.space()}else{output.print(";")}if(self.step){self.step.print(output)}});output.space();self._do_print_body(output)});DEFPRINT(AST_ForIn,function(self,output){output.print("for");output.space();output.with_parens(function(){self.init.print(output);output.space();if(self instanceof AST_ForOf){output.print("of")}else{output.print("in")}output.space();self.object.print(output)});output.space();self._do_print_body(output)});DEFPRINT(AST_With,function(self,output){output.print("with");output.space();output.with_parens(function(){self.expression.print(output)});output.space();self._do_print_body(output)});AST_Lambda.DEFMETHOD("_do_print",function(output,nokeyword){var self=this;if(!nokeyword){if(self.async){output.print("async");output.space()}output.print("function");if(self.is_generator){output.star()}if(self.name){output.space()}}if(self.name instanceof AST_Symbol){self.name.print(output)}else if(nokeyword&&self.name instanceof AST_Node){output.with_square(function(){self.name.print(output)})}output.with_parens(function(){self.argnames.forEach(function(arg,i){if(i)output.comma();arg.print(output)})});output.space();print_bracketed(self.body,output,true)});DEFPRINT(AST_Lambda,function(self,output){self._do_print(output)});DEFPRINT(AST_PrefixedTemplateString,function(self,output){self.prefix.print(output);self.template_string.print(output)});DEFPRINT(AST_TemplateString,function(self,output){var is_tagged=output.parent()instanceof AST_PrefixedTemplateString;output.print("`");for(var i=0;i<self.segments.length;i++){if(!(self.segments[i]instanceof AST_TemplateSegment)){output.print("${");self.segments[i].print(output);output.print("}")}else if(is_tagged){output.print(self.segments[i].raw)}else{output.print_template_string_chars(self.segments[i].value)}}output.print("`")});AST_Arrow.DEFMETHOD("_do_print",function(output){var self=this;var parent=output.parent();var needs_parens=parent instanceof AST_Binary||parent instanceof AST_Unary||parent instanceof AST_Call&&self===parent.expression;if(needs_parens){output.print("(")}if(self.async){output.print("async");output.space()}if(self.argnames.length===1&&self.argnames[0]instanceof AST_Symbol){self.argnames[0].print(output)}else{output.with_parens(function(){self.argnames.forEach(function(arg,i){if(i)output.comma();arg.print(output)})})}output.space();output.print("=>");output.space();if(self.body instanceof AST_Node){self.body.print(output)}else{print_bracketed(self.body,output)}if(needs_parens){output.print(")")}});AST_Exit.DEFMETHOD("_do_print",function(output,kind){output.print(kind);if(this.value){output.space();this.value.print(output)}output.semicolon()});DEFPRINT(AST_Return,function(self,output){self._do_print(output,"return")});DEFPRINT(AST_Throw,function(self,output){self._do_print(output,"throw")});DEFPRINT(AST_Yield,function(self,output){var star=self.is_star?"*":"";output.print("yield"+star);if(self.expression){output.space();self.expression.print(output)}});DEFPRINT(AST_Await,function(self,output){output.print("await");output.space();var e=self.expression;var parens=!(e instanceof AST_Call||e instanceof AST_SymbolRef||e instanceof AST_PropAccess||e instanceof AST_Unary||e instanceof AST_Constant);if(parens)output.print("(");self.expression.print(output);if(parens)output.print(")")});AST_LoopControl.DEFMETHOD("_do_print",function(output,kind){output.print(kind);if(this.label){output.space();this.label.print(output)}output.semicolon()});DEFPRINT(AST_Break,function(self,output){self._do_print(output,"break")});DEFPRINT(AST_Continue,function(self,output){self._do_print(output,"continue")});function make_then(self,output){var b=self.body;if(output.option("bracketize")||output.option("ie8")&&b instanceof AST_Do)return make_block(b,output);if(!b)return output.force_semicolon();while(true){if(b instanceof AST_If){if(!b.alternative){make_block(self.body,output);return}b=b.alternative}else if(b instanceof AST_StatementWithBody){b=b.body}else break}force_statement(self.body,output)}DEFPRINT(AST_If,function(self,output){output.print("if");output.space();output.with_parens(function(){self.condition.print(output)});output.space();if(self.alternative){make_then(self,output);output.space();output.print("else");output.space();if(self.alternative instanceof AST_If)self.alternative.print(output);else force_statement(self.alternative,output)}else{self._do_print_body(output)}});DEFPRINT(AST_Switch,function(self,output){output.print("switch");output.space();output.with_parens(function(){self.expression.print(output)});output.space();var last=self.body.length-1;if(last<0)output.print("{}");else output.with_block(function(){self.body.forEach(function(branch,i){output.indent(true);branch.print(output);if(i<last&&branch.body.length>0)output.newline()})})});AST_SwitchBranch.DEFMETHOD("_do_print_body",function(output){output.newline();this.body.forEach(function(stmt){output.indent();stmt.print(output);output.newline()})});DEFPRINT(AST_Default,function(self,output){output.print("default:");self._do_print_body(output)});DEFPRINT(AST_Case,function(self,output){output.print("case");output.space();self.expression.print(output);output.print(":");self._do_print_body(output)});DEFPRINT(AST_Try,function(self,output){output.print("try");output.space();print_bracketed(self.body,output);if(self.bcatch){output.space();self.bcatch.print(output)}if(self.bfinally){output.space();self.bfinally.print(output)}});DEFPRINT(AST_Catch,function(self,output){output.print("catch");output.space();output.with_parens(function(){self.argname.print(output)});output.space();print_bracketed(self.body,output)});DEFPRINT(AST_Finally,function(self,output){output.print("finally");output.space();print_bracketed(self.body,output)});AST_Definitions.DEFMETHOD("_do_print",function(output,kind){output.print(kind);output.space();this.definitions.forEach(function(def,i){if(i)output.comma();def.print(output)});var p=output.parent();var in_for=p instanceof AST_For||p instanceof AST_ForIn;var avoid_semicolon=in_for&&p.init===this;if(!avoid_semicolon)output.semicolon()});DEFPRINT(AST_Let,function(self,output){self._do_print(output,"let")});DEFPRINT(AST_Var,function(self,output){self._do_print(output,"var")});DEFPRINT(AST_Const,function(self,output){self._do_print(output,"const")});DEFPRINT(AST_Import,function(self,output){output.print("import");output.space();if(self.imported_name){self.imported_name.print(output)}if(self.imported_name&&self.imported_names){output.print(",");output.space()}if(self.imported_names){if(self.imported_names.length===1&&self.imported_names[0].foreign_name.name==="*"){self.imported_names[0].print(output)}else{output.print("{");self.imported_names.forEach(function(name_import,i){output.space();name_import.print(output);if(i<self.imported_names.length-1){output.print(",")}});output.space();output.print("}")}}if(self.imported_name||self.imported_names){output.space();output.print("from");output.space()}self.module_name.print(output);output.semicolon()});DEFPRINT(AST_NameMapping,function(self,output){var is_import=output.parent()instanceof AST_Import;var definition=self.name.definition();var names_are_different=(definition&&definition.mangled_name||self.name.name)!==self.foreign_name.name;if(names_are_different){if(is_import){output.print(self.foreign_name.name)}else{self.name.print(output)}output.space();output.print("as");output.space();if(is_import){self.name.print(output)}else{output.print(self.foreign_name.name)}}else{self.name.print(output)}});DEFPRINT(AST_Export,function(self,output){output.print("export");output.space();if(self.is_default){output.print("default");output.space()}if(self.exported_names){if(self.exported_names.length===1&&self.exported_names[0].name.name==="*"){self.exported_names[0].print(output)}else{output.print("{");self.exported_names.forEach(function(name_export,i){output.space();name_export.print(output);if(i<self.exported_names.length-1){output.print(",")}});output.space();output.print("}")}}else if(self.exported_value){self.exported_value.print(output)}else if(self.exported_definition){self.exported_definition.print(output);if(self.exported_definition instanceof AST_Definitions)return}if(self.module_name){output.space();output.print("from");output.space();self.module_name.print(output)}output.semicolon()});function parenthesize_for_noin(node,output,noin){var parens=false;if(noin)node.walk(new TreeWalker(function(node){if(parens||node instanceof AST_Scope)return true;if(node instanceof AST_Binary&&node.operator=="in"){parens=true;return true}}));node.print(output,parens)}DEFPRINT(AST_VarDef,function(self,output){self.name.print(output);if(self.value){output.space();output.print("=");output.space();var p=output.parent(1);var noin=p instanceof AST_For||p instanceof AST_ForIn;parenthesize_for_noin(self.value,output,noin)}});DEFPRINT(AST_Call,function(self,output){self.expression.print(output);if(self instanceof AST_New&&!need_constructor_parens(self,output))return;if(self.expression instanceof AST_Call||self.expression instanceof AST_Lambda){output.add_mapping(self.start)}output.with_parens(function(){self.args.forEach(function(expr,i){if(i)output.comma();expr.print(output)})})});DEFPRINT(AST_New,function(self,output){output.print("new");output.space();AST_Call.prototype._codegen(self,output)});AST_Sequence.DEFMETHOD("_do_print",function(output){this.expressions.forEach(function(node,index){if(index>0){output.comma();if(output.should_break()){output.newline();output.indent()}}node.print(output)})});DEFPRINT(AST_Sequence,function(self,output){self._do_print(output)});DEFPRINT(AST_Dot,function(self,output){var expr=self.expression;expr.print(output);var prop=self.property;if(output.option("ie8")&&RESERVED_WORDS(prop)){output.print("[");output.add_mapping(self.end);output.print_string(prop);output.print("]")}else{if(expr instanceof AST_Number&&expr.getValue()>=0){if(!/[xa-f.)]/i.test(output.last())){output.print(".")}}output.print(".");output.add_mapping(self.end);output.print_name(prop)}});DEFPRINT(AST_Sub,function(self,output){self.expression.print(output);output.print("[");self.property.print(output);output.print("]")});DEFPRINT(AST_UnaryPrefix,function(self,output){var op=self.operator;output.print(op);if(/^[a-z]/i.test(op)||/[+-]$/.test(op)&&self.expression instanceof AST_UnaryPrefix&&/^[+-]/.test(self.expression.operator)){output.space()}self.expression.print(output)});DEFPRINT(AST_UnaryPostfix,function(self,output){self.expression.print(output);output.print(self.operator)});DEFPRINT(AST_Binary,function(self,output){var op=self.operator;self.left.print(output);if(op[0]==">"&&self.left instanceof AST_UnaryPostfix&&self.left.operator=="--"){output.print(" ")}else{output.space()}output.print(op);if((op=="<"||op=="<<")&&self.right instanceof AST_UnaryPrefix&&self.right.operator=="!"&&self.right.expression instanceof AST_UnaryPrefix&&self.right.expression.operator=="--"){output.print(" ")}else{output.space()}self.right.print(output)});DEFPRINT(AST_Conditional,function(self,output){self.condition.print(output);output.space();output.print("?");output.space();self.consequent.print(output);output.space();output.colon();self.alternative.print(output)});DEFPRINT(AST_Array,function(self,output){output.with_square(function(){var a=self.elements,len=a.length;if(len>0)output.space();a.forEach(function(exp,i){if(i)output.comma();exp.print(output);if(i===len-1&&exp instanceof AST_Hole)output.comma()});if(len>0)output.space()})});DEFPRINT(AST_Object,function(self,output){if(self.properties.length>0)output.with_block(function(){self.properties.forEach(function(prop,i){if(i){output.print(",");output.newline()}output.indent();prop.print(output)});output.newline()});else output.print("{}")});DEFPRINT(AST_Class,function(self,output){output.print("class");output.space();if(self.name){self.name.print(output);output.space()}if(self.extends){var parens=!(self.extends instanceof AST_SymbolRef)&&!(self.extends instanceof AST_PropAccess)&&!(self.extends instanceof AST_ClassExpression)&&!(self.extends instanceof AST_Function);output.print("extends");if(parens){output.print("(")}else{output.space()}self.extends.print(output);if(parens){output.print(")")}else{output.space()}}if(self.properties.length>0)output.with_block(function(){self.properties.forEach(function(prop,i){if(i){output.newline()}output.indent();prop.print(output)});output.newline()});else output.print("{}")});DEFPRINT(AST_NewTarget,function(self,output){output.print("new.target")});function print_property_name(key,quote,output){if(output.option("quote_keys")){output.print_string(key+"")}else if((typeof key=="number"||!output.option("beautify")&&+key+""==key)&&parseFloat(key)>=0){output.print(make_num(key))}else if(RESERVED_WORDS(key)?!output.option("ie8"):is_identifier_string(key)){if(quote&&output.option("keep_quoted_props")){output.print_string(key,quote)}else{output.print_name(key)}}else{output.print_string(key,quote)}}DEFPRINT(AST_ObjectKeyVal,function(self,output){function get_name(self){var def=self.definition();return def?def.mangled_name||def.name:self.name}var allowShortHand=output.option("shorthand");if(allowShortHand&&self.value instanceof AST_Symbol&&is_identifier_string(self.key)&&get_name(self.value)===self.key&&is_identifier(self.key)){print_property_name(self.key,self.quote,output)}else if(allowShortHand&&self.value instanceof AST_DefaultAssign&&self.value.left instanceof AST_Symbol&&is_identifier_string(self.key)&&get_name(self.value.left)===self.key){print_property_name(self.key,self.quote,output);output.space();output.print("=");output.space();self.value.right.print(output)}else{if(!(self.key instanceof AST_Node)){print_property_name(self.key,self.quote,output)}else{output.with_square(function(){self.key.print(output)})}output.colon();self.value.print(output)}});AST_ObjectProperty.DEFMETHOD("_print_getter_setter",function(type,output){var self=this;if(self.static){output.print("static");output.space()}if(type){output.print(type);output.space()}if(self.key instanceof AST_SymbolMethod){print_property_name(self.key.name,self.quote,output)}else{output.with_square(function(){self.key.print(output)})}self.value._do_print(output,true)});DEFPRINT(AST_ObjectSetter,function(self,output){self._print_getter_setter("set",output)});DEFPRINT(AST_ObjectGetter,function(self,output){self._print_getter_setter("get",output)});DEFPRINT(AST_ConciseMethod,function(self,output){self._print_getter_setter(self.is_generator&&"*"||self.async&&"async",output)});AST_Symbol.DEFMETHOD("_do_print",function(output){var def=this.definition();output.print_name(def?def.mangled_name||def.name:this.name)});DEFPRINT(AST_Symbol,function(self,output){self._do_print(output)});DEFPRINT(AST_Hole,noop);DEFPRINT(AST_This,function(self,output){output.print("this")});DEFPRINT(AST_Super,function(self,output){output.print("super")});DEFPRINT(AST_Constant,function(self,output){output.print(self.getValue())});DEFPRINT(AST_String,function(self,output){output.print_string(self.getValue(),self.quote,in_directive)});DEFPRINT(AST_Number,function(self,output){if(use_asm&&self.start&&self.start.raw!=null){output.print(self.start.raw)}else{output.print(make_num(self.getValue()))}});DEFPRINT(AST_RegExp,function(self,output){var regexp=self.getValue();var str=regexp.toString();if(regexp.raw_source){str="/"+regexp.raw_source+str.slice(str.lastIndexOf("/"))}str=output.to_utf8(str);output.print(str);var p=output.parent();if(p instanceof AST_Binary&&/^in/.test(p.operator)&&p.left===self)output.print(" ")});function force_statement(stat,output){if(output.option("bracketize")){make_block(stat,output)}else{if(!stat||stat instanceof AST_EmptyStatement)output.force_semicolon();else stat.print(output)}}function need_constructor_parens(self,output){if(self.args.length>0)return true;return output.option("beautify")}function best_of(a){var best=a[0],len=best.length;for(var i=1;i<a.length;++i){if(a[i].length<len){best=a[i];len=best.length}}return best}function make_num(num){var str=num.toString(10),a=[str.replace(/^0\./,".").replace("e+","e")],m;if(Math.floor(num)===num){if(num>=0){a.push("0x"+num.toString(16).toLowerCase(),"0"+num.toString(8))}else{a.push("-0x"+(-num).toString(16).toLowerCase(),"-0"+(-num).toString(8))}if(m=/^(.*?)(0+)$/.exec(num)){a.push(m[1]+"e"+m[2].length)}}else if(m=/^0?\.(0+)(.*)$/.exec(num)){a.push(m[2]+"e-"+(m[1].length+m[2].length),str.substr(str.indexOf(".")))}return best_of(a)}function make_block(stmt,output){if(!stmt||stmt instanceof AST_EmptyStatement)output.print("{}");else if(stmt instanceof AST_BlockStatement)stmt.print(output);else output.with_block(function(){output.indent();stmt.print(output);output.newline()})}function DEFMAP(nodetype,generator){nodetype.DEFMETHOD("add_source_map",function(stream){generator(this,stream)})}DEFMAP(AST_Node,noop);function basic_sourcemap_gen(self,output){output.add_mapping(self.start)}DEFMAP(AST_Directive,basic_sourcemap_gen);DEFMAP(AST_Debugger,basic_sourcemap_gen);DEFMAP(AST_Symbol,basic_sourcemap_gen);DEFMAP(AST_Jump,basic_sourcemap_gen);DEFMAP(AST_StatementWithBody,basic_sourcemap_gen);DEFMAP(AST_LabeledStatement,noop);DEFMAP(AST_Lambda,basic_sourcemap_gen);DEFMAP(AST_Switch,basic_sourcemap_gen);DEFMAP(AST_SwitchBranch,basic_sourcemap_gen);DEFMAP(AST_BlockStatement,basic_sourcemap_gen);DEFMAP(AST_Toplevel,noop);DEFMAP(AST_New,basic_sourcemap_gen);DEFMAP(AST_Try,basic_sourcemap_gen);DEFMAP(AST_Catch,basic_sourcemap_gen);DEFMAP(AST_Finally,basic_sourcemap_gen);DEFMAP(AST_Definitions,basic_sourcemap_gen);DEFMAP(AST_Constant,basic_sourcemap_gen);DEFMAP(AST_ObjectSetter,function(self,output){output.add_mapping(self.start,self.key.name)});DEFMAP(AST_ObjectGetter,function(self,output){output.add_mapping(self.start,self.key.name)});DEFMAP(AST_ObjectProperty,function(self,output){output.add_mapping(self.start,self.key)})})();/*********************************************************************** +"use strict";var EXPECT_DIRECTIVE=/^$|[;{][\s\n]*$/;function is_some_comments(comment){return comment.type=="comment2"&&/@preserve|@license|@cc_on/i.test(comment.value)}function OutputStream(options){var readonly=!options;options=defaults(options,{ascii_only:false,beautify:false,bracketize:false,comments:false,ecma:5,ie8:false,indent_level:4,indent_start:0,inline_script:true,keep_quoted_props:false,max_line_len:false,preamble:null,preserve_line:false,quote_keys:false,quote_style:0,safari10:false,semicolons:true,shebang:true,shorthand:undefined,source_map:null,webkit:false,width:80,wrap_iife:false},true);if(options.shorthand===undefined)options.shorthand=options.ecma>5;var comment_filter=return_false;if(options.comments){var comments=options.comments;if(typeof options.comments==="string"&&/^\/.*\/[a-zA-Z]*$/.test(options.comments)){var regex_pos=options.comments.lastIndexOf("/");comments=new RegExp(options.comments.substr(1,regex_pos-1),options.comments.substr(regex_pos+1))}if(comments instanceof RegExp){comment_filter=function(comment){return comment.type!="comment5"&&comments.test(comment.value)}}else if(typeof comments==="function"){comment_filter=function(comment){return comment.type!="comment5"&&comments(this,comment)}}else if(comments==="some"){comment_filter=is_some_comments}else{comment_filter=return_true}}var indentation=0;var current_col=0;var current_line=1;var current_pos=0;var OUTPUT="";var to_utf8=options.ascii_only?function(str,identifier){if(options.ecma>=6){str=str.replace(/[\ud800-\udbff][\udc00-\udfff]/g,function(ch){var code=get_full_char_code(ch,0).toString(16);return"\\u{"+code+"}"})}return str.replace(/[\u0000-\u001f\u007f-\uffff]/g,function(ch){var code=ch.charCodeAt(0).toString(16);if(code.length<=2&&!identifier){while(code.length<2)code="0"+code;return"\\x"+code}else{while(code.length<4)code="0"+code;return"\\u"+code}})}:function(str){var s="";for(var i=0,len=str.length;i<len;i++){if(is_surrogate_pair_head(str[i])&&!is_surrogate_pair_tail(str[i+1])||is_surrogate_pair_tail(str[i])&&!is_surrogate_pair_head(str[i-1])){s+="\\u"+str.charCodeAt(i).toString(16)}else{s+=str[i]}}return s};function make_string(str,quote){var dq=0,sq=0;str=str.replace(/[\\\b\f\n\r\v\t\x22\x27\u2028\u2029\0\ufeff]/g,function(s,i){switch(s){case'"':++dq;return'"';case"'":++sq;return"'";case"\\":return"\\\\";case"\n":return"\\n";case"\r":return"\\r";case"\t":return"\\t";case"\b":return"\\b";case"\f":return"\\f";case"\v":return options.ie8?"\\x0B":"\\v";case"\u2028":return"\\u2028";case"\u2029":return"\\u2029";case"\ufeff":return"\\ufeff";case"\0":return/[0-9]/.test(get_full_char(str,i+1))?"\\x00":"\\0"}return s});function quote_single(){return"'"+str.replace(/\x27/g,"\\'")+"'"}function quote_double(){return'"'+str.replace(/\x22/g,'\\"')+'"'}function quote_template(){return"`"+str.replace(/`/g,"\\`")+"`"}str=to_utf8(str);if(quote==="`")return quote_template();switch(options.quote_style){case 1:return quote_single();case 2:return quote_double();case 3:return quote=="'"?quote_single():quote_double();default:return dq>sq?quote_single():quote_double()}}function encode_string(str,quote){var ret=make_string(str,quote);if(options.inline_script){ret=ret.replace(/<\x2fscript([>\/\t\n\f\r ])/gi,"<\\/script$1");ret=ret.replace(/\x3c!--/g,"\\x3c!--");ret=ret.replace(/--\x3e/g,"--\\x3e")}return ret}function make_name(name){name=name.toString();name=to_utf8(name,true);return name}function make_indent(back){return repeat_string(" ",options.indent_start+indentation-back*options.indent_level)}var might_need_space=false;var might_need_semicolon=false;var might_add_newline=0;var need_newline_indented=false;var need_space=false;var newline_insert=-1;var last="";var mapping_token,mapping_name,mappings=options.source_map&&[];var do_add_mapping=mappings?function(){mappings.forEach(function(mapping){try{options.source_map.add(mapping.token.file,mapping.line,mapping.col,mapping.token.line,mapping.token.col,!mapping.name&&mapping.token.type=="name"?mapping.token.value:mapping.name)}catch(ex){AST_Node.warn("Couldn't figure out mapping for {file}:{line},{col} → {cline},{ccol} [{name}]",{file:mapping.token.file,line:mapping.token.line,col:mapping.token.col,cline:mapping.line,ccol:mapping.col,name:mapping.name||""})}});mappings=[]}:noop;var ensure_line_len=options.max_line_len?function(){if(current_col>options.max_line_len){if(might_add_newline){var left=OUTPUT.slice(0,might_add_newline);var right=OUTPUT.slice(might_add_newline);if(mappings){var delta=right.length-current_col;mappings.forEach(function(mapping){mapping.line++;mapping.col+=delta})}OUTPUT=left+"\n"+right;current_line++;current_pos++;current_col=right.length}if(current_col>options.max_line_len){AST_Node.warn("Output exceeds {max_line_len} characters",options)}}if(might_add_newline){might_add_newline=0;do_add_mapping()}}:noop;var requireSemicolonChars=makePredicate("( [ + * / - , . `");function print(str){str=String(str);var ch=get_full_char(str,0);var prev=get_full_char(last,last.length-1);if(need_newline_indented&&ch){need_newline_indented=false;if(ch!="\n"){print("\n");indent()}}if(need_space&&ch){need_space=false;if(!/[\s;})]/.test(ch)){space()}}newline_insert=-1;var prev=last.charAt(last.length-1);if(might_need_semicolon){might_need_semicolon=false;if(prev==":"&&ch=="}"||(!ch||";}".indexOf(ch)<0)&&prev!=";"){if(options.semicolons||requireSemicolonChars(ch)){OUTPUT+=";";current_col++;current_pos++}else{ensure_line_len();OUTPUT+="\n";current_pos++;current_line++;current_col=0;if(/^\s+$/.test(str)){might_need_semicolon=true}}if(!options.beautify)might_need_space=false}}if(!options.beautify&&options.preserve_line&&stack[stack.length-1]){var target_line=stack[stack.length-1].start.line;while(current_line<target_line){ensure_line_len();OUTPUT+="\n";current_pos++;current_line++;current_col=0;might_need_space=false}}if(might_need_space){if(is_identifier_char(prev)&&(is_identifier_char(ch)||ch=="\\")||ch=="/"&&ch==prev||(ch=="+"||ch=="-")&&ch==last){OUTPUT+=" ";current_col++;current_pos++}might_need_space=false}if(mapping_token){mappings.push({token:mapping_token,name:mapping_name,line:current_line,col:current_col});mapping_token=false;if(!might_add_newline)do_add_mapping()}OUTPUT+=str;current_pos+=str.length;var a=str.split(/\r?\n/),n=a.length-1;current_line+=n;current_col+=a[0].length;if(n>0){ensure_line_len();current_col=a[n].length}last=str}var star=function(){print("*")};var space=options.beautify?function(){print(" ")}:function(){might_need_space=true};var indent=options.beautify?function(half){if(options.beautify){print(make_indent(half?.5:0))}}:noop;var with_indent=options.beautify?function(col,cont){if(col===true)col=next_indent();var save_indentation=indentation;indentation=col;var ret=cont();indentation=save_indentation;return ret}:function(col,cont){return cont()};var newline=options.beautify?function(){if(newline_insert<0)return print("\n");if(OUTPUT[newline_insert]!="\n"){OUTPUT=OUTPUT.slice(0,newline_insert)+"\n"+OUTPUT.slice(newline_insert);current_pos++;current_line++}newline_insert++}:options.max_line_len?function(){ensure_line_len();might_add_newline=OUTPUT.length}:noop;var semicolon=options.beautify?function(){print(";")}:function(){might_need_semicolon=true};function force_semicolon(){might_need_semicolon=false;print(";")}function next_indent(){return indentation+options.indent_level}function with_block(cont){var ret;print("{");newline();with_indent(next_indent(),function(){ret=cont()});indent();print("}");return ret}function with_parens(cont){print("(");var ret=cont();print(")");return ret}function with_square(cont){print("[");var ret=cont();print("]");return ret}function comma(){print(",");space()}function colon(){print(":");space()}var add_mapping=mappings?function(token,name){mapping_token=token;mapping_name=name}:noop;function get(){if(might_add_newline){ensure_line_len()}return OUTPUT}function prepend_comments(node){var self=this;var start=node.start;if(!start)return;if(!(start.comments_before&&start.comments_before._dumped===self)){var comments=start.comments_before;if(!comments){comments=start.comments_before=[]}comments._dumped=self;if(node instanceof AST_Exit&&node.value){var tw=new TreeWalker(function(node){var parent=tw.parent();if(parent instanceof AST_Exit||parent instanceof AST_Binary&&parent.left===node||parent.TYPE=="Call"&&parent.expression===node||parent instanceof AST_Conditional&&parent.condition===node||parent instanceof AST_Dot&&parent.expression===node||parent instanceof AST_Sequence&&parent.expressions[0]===node||parent instanceof AST_Sub&&parent.expression===node||parent instanceof AST_UnaryPostfix){if(!node.start)return;var text=node.start.comments_before;if(text&&text._dumped!==self){text._dumped=self;comments=comments.concat(text)}}else{return true}});tw.push(node);node.value.walk(tw)}if(current_pos==0){if(comments.length>0&&options.shebang&&comments[0].type=="comment5"){print("#!"+comments.shift().value+"\n");indent()}var preamble=options.preamble;if(preamble){print(preamble.replace(/\r\n?|[\n\u2028\u2029]|\s*$/g,"\n"))}}comments=comments.filter(comment_filter,node);if(comments.length==0)return;var last_nlb=/(^|\n) *$/.test(OUTPUT);comments.forEach(function(c,i){if(!last_nlb){if(c.nlb){print("\n");indent();last_nlb=true}else if(i>0){space()}}if(/comment[134]/.test(c.type)){print("//"+c.value.replace(/[@#]__PURE__/g," ")+"\n");indent();last_nlb=true}else if(c.type=="comment2"){print("/*"+c.value.replace(/[@#]__PURE__/g," ")+"*/");last_nlb=false}});if(!last_nlb){if(start.nlb){print("\n");indent()}else{space()}}}}function append_comments(node,tail){var self=this;var token=node.end;if(!token)return;var comments=token[tail?"comments_before":"comments_after"];if(comments&&comments._dumped!==self){comments._dumped=self;var insert=OUTPUT.length;comments.filter(comment_filter,node).forEach(function(c,i){need_space=false;if(need_newline_indented){print("\n");indent();need_newline_indented=false}else if(c.nlb&&(i>0||!/(^|\n) *$/.test(OUTPUT))){print("\n");indent()}else if(i>0||!tail){space()}if(/comment[134]/.test(c.type)){print("//"+c.value.replace(/[@#]__PURE__/g," "));need_newline_indented=true}else if(c.type=="comment2"){print("/*"+c.value.replace(/[@#]__PURE__/g," ")+"*/");need_space=true}});if(OUTPUT.length>insert)newline_insert=insert}}var stack=[];return{get:get,toString:get,indent:indent,indentation:function(){return indentation},current_width:function(){return current_col-indentation},should_break:function(){return options.width&&this.current_width()>=options.width},newline:newline,print:print,star:star,space:space,comma:comma,colon:colon,last:function(){return last},semicolon:semicolon,force_semicolon:force_semicolon,to_utf8:to_utf8,print_name:function(name){print(make_name(name))},print_string:function(str,quote,escape_directive){var encoded=encode_string(str,quote);if(escape_directive===true&&encoded.indexOf("\\")===-1){if(!EXPECT_DIRECTIVE.test(OUTPUT)){force_semicolon()}force_semicolon()}print(encoded)},print_template_string_chars:function(str){var encoded=encode_string(str,"`").replace(/\${/g,"\\${");return print(encoded.substr(1,encoded.length-2))},encode_string:encode_string,next_indent:next_indent,with_indent:with_indent,with_block:with_block,with_parens:with_parens,with_square:with_square,add_mapping:add_mapping,option:function(opt){return options[opt]},prepend_comments:readonly?noop:prepend_comments,append_comments:readonly?noop:append_comments,line:function(){return current_line},col:function(){return current_col},pos:function(){return current_pos},push_node:function(node){stack.push(node)},pop_node:function(){return stack.pop()},parent:function(n){return stack[stack.length-2-(n||0)]}}}(function(){function DEFPRINT(nodetype,generator){nodetype.DEFMETHOD("_codegen",generator)}var in_directive=false;var active_scope=null;var use_asm=null;AST_Node.DEFMETHOD("print",function(stream,force_parens){var self=this,generator=self._codegen;if(self instanceof AST_Scope){active_scope=self}else if(!use_asm&&self instanceof AST_Directive&&self.value=="use asm"){use_asm=active_scope}function doit(){stream.prepend_comments(self);self.add_source_map(stream);generator(self,stream);stream.append_comments(self)}stream.push_node(self);if(force_parens||self.needs_parens(stream)){stream.with_parens(doit)}else{doit()}stream.pop_node();if(self===use_asm){use_asm=null}});AST_Node.DEFMETHOD("_print",AST_Node.prototype.print);AST_Node.DEFMETHOD("print_to_string",function(options){var s=OutputStream(options);this.print(s);return s.get()});function PARENS(nodetype,func){if(Array.isArray(nodetype)){nodetype.forEach(function(nodetype){PARENS(nodetype,func)})}else{nodetype.DEFMETHOD("needs_parens",func)}}PARENS(AST_Node,return_false);PARENS(AST_Function,function(output){if(first_in_statement(output)){return true}if(output.option("webkit")){var p=output.parent();if(p instanceof AST_PropAccess&&p.expression===this){return true}}if(output.option("wrap_iife")){var p=output.parent();return p instanceof AST_Call&&p.expression===this}return false});PARENS(AST_Arrow,function(output){var p=output.parent();return p instanceof AST_PropAccess&&p.expression===this});PARENS([AST_ClassExpression,AST_Object],first_in_statement);PARENS(AST_Unary,function(output){var p=output.parent();return p instanceof AST_PropAccess&&p.expression===this||p instanceof AST_Call&&p.expression===this||p instanceof AST_Binary&&p.operator==="**"&&this instanceof AST_UnaryPrefix&&p.left===this&&this.operator!=="++"&&this.operator!=="--"});PARENS(AST_Await,function(output){var p=output.parent();return p instanceof AST_PropAccess&&p.expression===this||p instanceof AST_Call&&p.expression===this||output.option("safari10")&&p instanceof AST_UnaryPrefix});PARENS(AST_Sequence,function(output){var p=output.parent();return p instanceof AST_Call||p instanceof AST_Unary||p instanceof AST_Binary||p instanceof AST_VarDef||p instanceof AST_PropAccess||p instanceof AST_Array||p instanceof AST_ObjectProperty||p instanceof AST_Conditional||p instanceof AST_Arrow||p instanceof AST_DefaultAssign||p instanceof AST_Expansion});PARENS(AST_Binary,function(output){var p=output.parent();if(p instanceof AST_Call&&p.expression===this)return true;if(p instanceof AST_Unary)return true;if(p instanceof AST_PropAccess&&p.expression===this)return true;if(p instanceof AST_Binary){var po=p.operator,pp=PRECEDENCE[po];var so=this.operator,sp=PRECEDENCE[so];if(pp>sp||pp==sp&&this===p.right){return true}}});PARENS(AST_Yield,function(output){var p=output.parent();if(p instanceof AST_Binary&&p.operator!=="=")return true;if(p instanceof AST_Call&&p.expression===this)return true;if(p instanceof AST_Conditional&&p.condition===this)return true;if(p instanceof AST_Unary)return true;if(p instanceof AST_PropAccess&&p.expression===this)return true});PARENS(AST_PropAccess,function(output){var p=output.parent();if(p instanceof AST_New&&p.expression===this){var parens=false;this.walk(new TreeWalker(function(node){if(parens||node instanceof AST_Scope)return true;if(node instanceof AST_Call){parens=true;return true}}));return parens}});PARENS(AST_Call,function(output){var p=output.parent(),p1;if(p instanceof AST_New&&p.expression===this)return true;return this.expression instanceof AST_Function&&p instanceof AST_PropAccess&&p.expression===this&&(p1=output.parent(1))instanceof AST_Assign&&p1.left===p});PARENS(AST_New,function(output){var p=output.parent();if(!need_constructor_parens(this,output)&&(p instanceof AST_PropAccess||p instanceof AST_Call&&p.expression===this))return true});PARENS(AST_Number,function(output){var p=output.parent();if(p instanceof AST_PropAccess&&p.expression===this){var value=this.getValue();if(value<0||/^0/.test(make_num(value))){return true}}});PARENS([AST_Assign,AST_Conditional],function(output){var p=output.parent();if(p instanceof AST_Unary)return true;if(p instanceof AST_Binary&&!(p instanceof AST_Assign))return true;if(p instanceof AST_Call&&p.expression===this)return true;if(p instanceof AST_Conditional&&p.condition===this)return true;if(p instanceof AST_PropAccess&&p.expression===this)return true;if(this instanceof AST_Assign&&this.left instanceof AST_Destructuring&&this.left.is_array===false)return true});DEFPRINT(AST_Directive,function(self,output){output.print_string(self.value,self.quote);output.semicolon()});DEFPRINT(AST_Expansion,function(self,output){output.print("...");self.expression.print(output)});DEFPRINT(AST_Destructuring,function(self,output){output.print(self.is_array?"[":"{");var len=self.names.length;self.names.forEach(function(name,i){if(i>0)output.comma();name.print(output);if(i==len-1&&name instanceof AST_Hole)output.comma()});output.print(self.is_array?"]":"}")});DEFPRINT(AST_Debugger,function(self,output){output.print("debugger");output.semicolon()});function display_body(body,is_toplevel,output,allow_directives){var last=body.length-1;in_directive=allow_directives;body.forEach(function(stmt,i){if(in_directive===true&&!(stmt instanceof AST_Directive||stmt instanceof AST_EmptyStatement||stmt instanceof AST_SimpleStatement&&stmt.body instanceof AST_String)){in_directive=false}if(!(stmt instanceof AST_EmptyStatement)){output.indent();stmt.print(output);if(!(i==last&&is_toplevel)){output.newline();if(is_toplevel)output.newline()}}if(in_directive===true&&stmt instanceof AST_SimpleStatement&&stmt.body instanceof AST_String){in_directive=false}});in_directive=false}AST_StatementWithBody.DEFMETHOD("_do_print_body",function(output){force_statement(this.body,output)});DEFPRINT(AST_Statement,function(self,output){self.body.print(output);output.semicolon()});DEFPRINT(AST_Toplevel,function(self,output){display_body(self.body,true,output,true);output.print("")});DEFPRINT(AST_LabeledStatement,function(self,output){self.label.print(output);output.colon();self.body.print(output)});DEFPRINT(AST_SimpleStatement,function(self,output){self.body.print(output);output.semicolon()});function print_bracketed(self,output,allow_directives){if(self.body.length>0){output.with_block(function(){display_body(self.body,false,output,allow_directives)})}else{output.print("{");output.with_indent(output.next_indent(),function(){output.append_comments(self,true)});output.print("}")}}DEFPRINT(AST_BlockStatement,function(self,output){print_bracketed(self,output)});DEFPRINT(AST_EmptyStatement,function(self,output){output.semicolon()});DEFPRINT(AST_Do,function(self,output){output.print("do");output.space();make_block(self.body,output);output.space();output.print("while");output.space();output.with_parens(function(){self.condition.print(output)});output.semicolon()});DEFPRINT(AST_While,function(self,output){output.print("while");output.space();output.with_parens(function(){self.condition.print(output)});output.space();self._do_print_body(output)});DEFPRINT(AST_For,function(self,output){output.print("for");output.space();output.with_parens(function(){if(self.init){if(self.init instanceof AST_Definitions){self.init.print(output)}else{parenthesize_for_noin(self.init,output,true)}output.print(";");output.space()}else{output.print(";")}if(self.condition){self.condition.print(output);output.print(";");output.space()}else{output.print(";")}if(self.step){self.step.print(output)}});output.space();self._do_print_body(output)});DEFPRINT(AST_ForIn,function(self,output){output.print("for");output.space();output.with_parens(function(){self.init.print(output);output.space();if(self instanceof AST_ForOf){output.print("of")}else{output.print("in")}output.space();self.object.print(output)});output.space();self._do_print_body(output)});DEFPRINT(AST_With,function(self,output){output.print("with");output.space();output.with_parens(function(){self.expression.print(output)});output.space();self._do_print_body(output)});AST_Lambda.DEFMETHOD("_do_print",function(output,nokeyword){var self=this;if(!nokeyword){if(self.async){output.print("async");output.space()}output.print("function");if(self.is_generator){output.star()}if(self.name){output.space()}}if(self.name instanceof AST_Symbol){self.name.print(output)}else if(nokeyword&&self.name instanceof AST_Node){output.with_square(function(){self.name.print(output)})}output.with_parens(function(){self.argnames.forEach(function(arg,i){if(i)output.comma();arg.print(output)})});output.space();print_bracketed(self,output,true)});DEFPRINT(AST_Lambda,function(self,output){self._do_print(output)});DEFPRINT(AST_PrefixedTemplateString,function(self,output){self.prefix.print(output);self.template_string.print(output)});DEFPRINT(AST_TemplateString,function(self,output){var is_tagged=output.parent()instanceof AST_PrefixedTemplateString;output.print("`");for(var i=0;i<self.segments.length;i++){if(!(self.segments[i]instanceof AST_TemplateSegment)){output.print("${");self.segments[i].print(output);output.print("}")}else if(is_tagged){output.print(self.segments[i].raw)}else{output.print_template_string_chars(self.segments[i].value)}}output.print("`")});AST_Arrow.DEFMETHOD("_do_print",function(output){var self=this;var parent=output.parent();var needs_parens=parent instanceof AST_Binary||parent instanceof AST_Unary||parent instanceof AST_Call&&self===parent.expression;if(needs_parens){output.print("(")}if(self.async){output.print("async");output.space()}if(self.argnames.length===1&&self.argnames[0]instanceof AST_Symbol){self.argnames[0].print(output)}else{output.with_parens(function(){self.argnames.forEach(function(arg,i){if(i)output.comma();arg.print(output)})})}output.space();output.print("=>");output.space();if(self.body instanceof AST_Node){self.body.print(output)}else{print_bracketed(self,output)}if(needs_parens){output.print(")")}});AST_Exit.DEFMETHOD("_do_print",function(output,kind){output.print(kind);if(this.value){output.space();this.value.print(output)}output.semicolon()});DEFPRINT(AST_Return,function(self,output){self._do_print(output,"return")});DEFPRINT(AST_Throw,function(self,output){self._do_print(output,"throw")});DEFPRINT(AST_Yield,function(self,output){var star=self.is_star?"*":"";output.print("yield"+star);if(self.expression){output.space();self.expression.print(output)}});DEFPRINT(AST_Await,function(self,output){output.print("await");output.space();var e=self.expression;var parens=!(e instanceof AST_Call||e instanceof AST_SymbolRef||e instanceof AST_PropAccess||e instanceof AST_Unary||e instanceof AST_Constant);if(parens)output.print("(");self.expression.print(output);if(parens)output.print(")")});AST_LoopControl.DEFMETHOD("_do_print",function(output,kind){output.print(kind);if(this.label){output.space();this.label.print(output)}output.semicolon()});DEFPRINT(AST_Break,function(self,output){self._do_print(output,"break")});DEFPRINT(AST_Continue,function(self,output){self._do_print(output,"continue")});function make_then(self,output){var b=self.body;if(output.option("bracketize")||output.option("ie8")&&b instanceof AST_Do)return make_block(b,output);if(!b)return output.force_semicolon();while(true){if(b instanceof AST_If){if(!b.alternative){make_block(self.body,output);return}b=b.alternative}else if(b instanceof AST_StatementWithBody){b=b.body}else break}force_statement(self.body,output)}DEFPRINT(AST_If,function(self,output){output.print("if");output.space();output.with_parens(function(){self.condition.print(output)});output.space();if(self.alternative){make_then(self,output);output.space();output.print("else");output.space();if(self.alternative instanceof AST_If)self.alternative.print(output);else force_statement(self.alternative,output)}else{self._do_print_body(output)}});DEFPRINT(AST_Switch,function(self,output){output.print("switch");output.space();output.with_parens(function(){self.expression.print(output)});output.space();var last=self.body.length-1;if(last<0)output.print("{}");else output.with_block(function(){self.body.forEach(function(branch,i){output.indent(true);branch.print(output);if(i<last&&branch.body.length>0)output.newline()})})});AST_SwitchBranch.DEFMETHOD("_do_print_body",function(output){output.newline();this.body.forEach(function(stmt){output.indent();stmt.print(output);output.newline()})});DEFPRINT(AST_Default,function(self,output){output.print("default:");self._do_print_body(output)});DEFPRINT(AST_Case,function(self,output){output.print("case");output.space();self.expression.print(output);output.print(":");self._do_print_body(output)});DEFPRINT(AST_Try,function(self,output){output.print("try");output.space();print_bracketed(self,output);if(self.bcatch){output.space();self.bcatch.print(output)}if(self.bfinally){output.space();self.bfinally.print(output)}});DEFPRINT(AST_Catch,function(self,output){output.print("catch");output.space();output.with_parens(function(){self.argname.print(output)});output.space();print_bracketed(self,output)});DEFPRINT(AST_Finally,function(self,output){output.print("finally");output.space();print_bracketed(self,output)});AST_Definitions.DEFMETHOD("_do_print",function(output,kind){output.print(kind);output.space();this.definitions.forEach(function(def,i){if(i)output.comma();def.print(output)});var p=output.parent();var in_for=p instanceof AST_For||p instanceof AST_ForIn;var avoid_semicolon=in_for&&p.init===this;if(!avoid_semicolon)output.semicolon()});DEFPRINT(AST_Let,function(self,output){self._do_print(output,"let")});DEFPRINT(AST_Var,function(self,output){self._do_print(output,"var")});DEFPRINT(AST_Const,function(self,output){self._do_print(output,"const")});DEFPRINT(AST_Import,function(self,output){output.print("import");output.space();if(self.imported_name){self.imported_name.print(output)}if(self.imported_name&&self.imported_names){output.print(",");output.space()}if(self.imported_names){if(self.imported_names.length===1&&self.imported_names[0].foreign_name.name==="*"){self.imported_names[0].print(output)}else{output.print("{");self.imported_names.forEach(function(name_import,i){output.space();name_import.print(output);if(i<self.imported_names.length-1){output.print(",")}});output.space();output.print("}")}}if(self.imported_name||self.imported_names){output.space();output.print("from");output.space()}self.module_name.print(output);output.semicolon()});DEFPRINT(AST_NameMapping,function(self,output){var is_import=output.parent()instanceof AST_Import;var definition=self.name.definition();var names_are_different=(definition&&definition.mangled_name||self.name.name)!==self.foreign_name.name;if(names_are_different){if(is_import){output.print(self.foreign_name.name)}else{self.name.print(output)}output.space();output.print("as");output.space();if(is_import){self.name.print(output)}else{output.print(self.foreign_name.name)}}else{self.name.print(output)}});DEFPRINT(AST_Export,function(self,output){output.print("export");output.space();if(self.is_default){output.print("default");output.space()}if(self.exported_names){if(self.exported_names.length===1&&self.exported_names[0].name.name==="*"){self.exported_names[0].print(output)}else{output.print("{");self.exported_names.forEach(function(name_export,i){output.space();name_export.print(output);if(i<self.exported_names.length-1){output.print(",")}});output.space();output.print("}")}}else if(self.exported_value){self.exported_value.print(output)}else if(self.exported_definition){self.exported_definition.print(output);if(self.exported_definition instanceof AST_Definitions)return}if(self.module_name){output.space();output.print("from");output.space();self.module_name.print(output)}output.semicolon()});function parenthesize_for_noin(node,output,noin){var parens=false;if(noin)node.walk(new TreeWalker(function(node){if(parens||node instanceof AST_Scope)return true;if(node instanceof AST_Binary&&node.operator=="in"){parens=true;return true}}));node.print(output,parens)}DEFPRINT(AST_VarDef,function(self,output){self.name.print(output);if(self.value){output.space();output.print("=");output.space();var p=output.parent(1);var noin=p instanceof AST_For||p instanceof AST_ForIn;parenthesize_for_noin(self.value,output,noin)}});DEFPRINT(AST_Call,function(self,output){self.expression.print(output);if(self instanceof AST_New&&!need_constructor_parens(self,output))return;if(self.expression instanceof AST_Call||self.expression instanceof AST_Lambda){output.add_mapping(self.start)}output.with_parens(function(){self.args.forEach(function(expr,i){if(i)output.comma();expr.print(output)})})});DEFPRINT(AST_New,function(self,output){output.print("new");output.space();AST_Call.prototype._codegen(self,output)});AST_Sequence.DEFMETHOD("_do_print",function(output){this.expressions.forEach(function(node,index){if(index>0){output.comma();if(output.should_break()){output.newline();output.indent()}}node.print(output)})});DEFPRINT(AST_Sequence,function(self,output){self._do_print(output)});DEFPRINT(AST_Dot,function(self,output){var expr=self.expression;expr.print(output);var prop=self.property;if(output.option("ie8")&&RESERVED_WORDS(prop)){output.print("[");output.add_mapping(self.end);output.print_string(prop);output.print("]")}else{if(expr instanceof AST_Number&&expr.getValue()>=0){if(!/[xa-f.)]/i.test(output.last())){output.print(".")}}output.print(".");output.add_mapping(self.end);output.print_name(prop)}});DEFPRINT(AST_Sub,function(self,output){self.expression.print(output);output.print("[");self.property.print(output);output.print("]")});DEFPRINT(AST_UnaryPrefix,function(self,output){var op=self.operator;output.print(op);if(/^[a-z]/i.test(op)||/[+-]$/.test(op)&&self.expression instanceof AST_UnaryPrefix&&/^[+-]/.test(self.expression.operator)){output.space()}self.expression.print(output)});DEFPRINT(AST_UnaryPostfix,function(self,output){self.expression.print(output);output.print(self.operator)});DEFPRINT(AST_Binary,function(self,output){var op=self.operator;self.left.print(output);if(op[0]==">"&&self.left instanceof AST_UnaryPostfix&&self.left.operator=="--"){output.print(" ")}else{output.space()}output.print(op);if((op=="<"||op=="<<")&&self.right instanceof AST_UnaryPrefix&&self.right.operator=="!"&&self.right.expression instanceof AST_UnaryPrefix&&self.right.expression.operator=="--"){output.print(" ")}else{output.space()}self.right.print(output)});DEFPRINT(AST_Conditional,function(self,output){self.condition.print(output);output.space();output.print("?");output.space();self.consequent.print(output);output.space();output.colon();self.alternative.print(output)});DEFPRINT(AST_Array,function(self,output){output.with_square(function(){var a=self.elements,len=a.length;if(len>0)output.space();a.forEach(function(exp,i){if(i)output.comma();exp.print(output);if(i===len-1&&exp instanceof AST_Hole)output.comma()});if(len>0)output.space()})});DEFPRINT(AST_Object,function(self,output){if(self.properties.length>0)output.with_block(function(){self.properties.forEach(function(prop,i){if(i){output.print(",");output.newline()}output.indent();prop.print(output)});output.newline()});else output.print("{}")});DEFPRINT(AST_Class,function(self,output){output.print("class");output.space();if(self.name){self.name.print(output);output.space()}if(self.extends){var parens=!(self.extends instanceof AST_SymbolRef)&&!(self.extends instanceof AST_PropAccess)&&!(self.extends instanceof AST_ClassExpression)&&!(self.extends instanceof AST_Function);output.print("extends");if(parens){output.print("(")}else{output.space()}self.extends.print(output);if(parens){output.print(")")}else{output.space()}}if(self.properties.length>0)output.with_block(function(){self.properties.forEach(function(prop,i){if(i){output.newline()}output.indent();prop.print(output)});output.newline()});else output.print("{}")});DEFPRINT(AST_NewTarget,function(self,output){output.print("new.target")});function print_property_name(key,quote,output){if(output.option("quote_keys")){output.print_string(key+"")}else if((typeof key=="number"||!output.option("beautify")&&+key+""==key)&&parseFloat(key)>=0){output.print(make_num(key))}else if(RESERVED_WORDS(key)?!output.option("ie8"):is_identifier_string(key)){if(quote&&output.option("keep_quoted_props")){output.print_string(key,quote)}else{output.print_name(key)}}else{output.print_string(key,quote)}}DEFPRINT(AST_ObjectKeyVal,function(self,output){function get_name(self){var def=self.definition();return def?def.mangled_name||def.name:self.name}var allowShortHand=output.option("shorthand");if(allowShortHand&&self.value instanceof AST_Symbol&&is_identifier_string(self.key)&&get_name(self.value)===self.key&&is_identifier(self.key)){print_property_name(self.key,self.quote,output)}else if(allowShortHand&&self.value instanceof AST_DefaultAssign&&self.value.left instanceof AST_Symbol&&is_identifier_string(self.key)&&get_name(self.value.left)===self.key){print_property_name(self.key,self.quote,output);output.space();output.print("=");output.space();self.value.right.print(output)}else{if(!(self.key instanceof AST_Node)){print_property_name(self.key,self.quote,output)}else{output.with_square(function(){self.key.print(output)})}output.colon();self.value.print(output)}});AST_ObjectProperty.DEFMETHOD("_print_getter_setter",function(type,output){var self=this;if(self.static){output.print("static");output.space()}if(type){output.print(type);output.space()}if(self.key instanceof AST_SymbolMethod){print_property_name(self.key.name,self.quote,output)}else{output.with_square(function(){self.key.print(output)})}self.value._do_print(output,true)});DEFPRINT(AST_ObjectSetter,function(self,output){self._print_getter_setter("set",output)});DEFPRINT(AST_ObjectGetter,function(self,output){self._print_getter_setter("get",output)});DEFPRINT(AST_ConciseMethod,function(self,output){self._print_getter_setter(self.is_generator&&"*"||self.async&&"async",output)});AST_Symbol.DEFMETHOD("_do_print",function(output){var def=this.definition();output.print_name(def?def.mangled_name||def.name:this.name)});DEFPRINT(AST_Symbol,function(self,output){self._do_print(output)});DEFPRINT(AST_Hole,noop);DEFPRINT(AST_This,function(self,output){output.print("this")});DEFPRINT(AST_Super,function(self,output){output.print("super")});DEFPRINT(AST_Constant,function(self,output){output.print(self.getValue())});DEFPRINT(AST_String,function(self,output){output.print_string(self.getValue(),self.quote,in_directive)});DEFPRINT(AST_Number,function(self,output){if(use_asm&&self.start&&self.start.raw!=null){output.print(self.start.raw)}else{output.print(make_num(self.getValue()))}});DEFPRINT(AST_RegExp,function(self,output){var regexp=self.getValue();var str=regexp.toString();if(regexp.raw_source){str="/"+regexp.raw_source+str.slice(str.lastIndexOf("/"))}str=output.to_utf8(str);output.print(str);var p=output.parent();if(p instanceof AST_Binary&&/^in/.test(p.operator)&&p.left===self)output.print(" ")});function force_statement(stat,output){if(output.option("bracketize")){make_block(stat,output)}else{if(!stat||stat instanceof AST_EmptyStatement)output.force_semicolon();else stat.print(output)}}function need_constructor_parens(self,output){if(self.args.length>0)return true;return output.option("beautify")}function best_of(a){var best=a[0],len=best.length;for(var i=1;i<a.length;++i){if(a[i].length<len){best=a[i];len=best.length}}return best}function make_num(num){var str=num.toString(10),a=[str.replace(/^0\./,".").replace("e+","e")],m;if(Math.floor(num)===num){if(num>=0){a.push("0x"+num.toString(16).toLowerCase(),"0"+num.toString(8))}else{a.push("-0x"+(-num).toString(16).toLowerCase(),"-0"+(-num).toString(8))}if(m=/^(.*?)(0+)$/.exec(num)){a.push(m[1]+"e"+m[2].length)}}else if(m=/^0?\.(0+)(.*)$/.exec(num)){a.push(m[2]+"e-"+(m[1].length+m[2].length),str.substr(str.indexOf(".")))}return best_of(a)}function make_block(stmt,output){if(!stmt||stmt instanceof AST_EmptyStatement)output.print("{}");else if(stmt instanceof AST_BlockStatement)stmt.print(output);else output.with_block(function(){output.indent();stmt.print(output);output.newline()})}function DEFMAP(nodetype,generator){nodetype.DEFMETHOD("add_source_map",function(stream){generator(this,stream)})}DEFMAP(AST_Node,noop);function basic_sourcemap_gen(self,output){output.add_mapping(self.start)}DEFMAP(AST_Directive,basic_sourcemap_gen);DEFMAP(AST_Debugger,basic_sourcemap_gen);DEFMAP(AST_Symbol,basic_sourcemap_gen);DEFMAP(AST_Jump,basic_sourcemap_gen);DEFMAP(AST_StatementWithBody,basic_sourcemap_gen);DEFMAP(AST_LabeledStatement,noop);DEFMAP(AST_Lambda,basic_sourcemap_gen);DEFMAP(AST_Switch,basic_sourcemap_gen);DEFMAP(AST_SwitchBranch,basic_sourcemap_gen);DEFMAP(AST_BlockStatement,basic_sourcemap_gen);DEFMAP(AST_Toplevel,noop);DEFMAP(AST_New,basic_sourcemap_gen);DEFMAP(AST_Try,basic_sourcemap_gen);DEFMAP(AST_Catch,basic_sourcemap_gen);DEFMAP(AST_Finally,basic_sourcemap_gen);DEFMAP(AST_Definitions,basic_sourcemap_gen);DEFMAP(AST_Constant,basic_sourcemap_gen);DEFMAP(AST_ObjectSetter,function(self,output){output.add_mapping(self.start,self.key.name)});DEFMAP(AST_ObjectGetter,function(self,output){output.add_mapping(self.start,self.key.name)});DEFMAP(AST_ObjectProperty,function(self,output){output.add_mapping(self.start,self.key)})})(); +/*********************************************************************** A JavaScript tokenizer / parser / beautifier / compressor. https://github.com/mishoo/UglifyJS2 @@ -293,7 +300,8 @@ SUCH DAMAGE. ***********************************************************************/ -"use strict";function Compressor(options,false_by_default){if(!(this instanceof Compressor))return new Compressor(options,false_by_default);TreeTransformer.call(this,this.before,this.after);this.options=defaults(options,{arrows:!false_by_default,booleans:!false_by_default,cascade:!false_by_default,collapse_vars:!false_by_default,comparisons:!false_by_default,computed_props:!false_by_default,conditionals:!false_by_default,dead_code:!false_by_default,drop_console:false,drop_debugger:!false_by_default,ecma:5,evaluate:!false_by_default,expression:false,global_defs:{},hoist_funs:!false_by_default,hoist_props:!false_by_default,hoist_vars:false,ie8:false,if_return:!false_by_default,inline:!false_by_default,join_vars:!false_by_default,keep_classnames:false,keep_fargs:true,keep_fnames:false,keep_infinity:false,loops:!false_by_default,negate_iife:!false_by_default,passes:1,properties:!false_by_default,pure_getters:!false_by_default&&"strict",pure_funcs:null,reduce_funcs:!false_by_default,reduce_vars:!false_by_default,sequences:!false_by_default,side_effects:!false_by_default,switches:!false_by_default,top_retain:null,toplevel:!!(options&&options["top_retain"]),typeofs:!false_by_default,unsafe:false,unsafe_arrows:false,unsafe_comps:false,unsafe_Func:false,unsafe_math:false,unsafe_methods:false,unsafe_proto:false,unsafe_regexp:false,unused:!false_by_default,warnings:false},true);var global_defs=this.options["global_defs"];if(typeof global_defs=="object")for(var key in global_defs){if(/^@/.test(key)&&HOP(global_defs,key)){global_defs[key.slice(1)]=parse(global_defs[key],{expression:true})}}var pure_funcs=this.options["pure_funcs"];if(typeof pure_funcs=="function"){this.pure_funcs=pure_funcs}else{this.pure_funcs=pure_funcs?function(node){return pure_funcs.indexOf(node.expression.print_to_string())<0}:return_true}var top_retain=this.options["top_retain"];if(top_retain instanceof RegExp){this.top_retain=function(def){return top_retain.test(def.name)}}else if(typeof top_retain=="function"){this.top_retain=top_retain}else if(top_retain){if(typeof top_retain=="string"){top_retain=top_retain.split(/,/)}this.top_retain=function(def){return top_retain.indexOf(def.name)>=0}}var toplevel=this.options["toplevel"];this.toplevel=typeof toplevel=="string"?{funcs:/funcs/.test(toplevel),vars:/vars/.test(toplevel)}:{funcs:toplevel,vars:toplevel};var sequences=this.options["sequences"];this.sequences_limit=sequences==1?800:sequences|0;this.warnings_produced={}}Compressor.prototype=new TreeTransformer;merge(Compressor.prototype,{option:function(key){return this.options[key]},exposed:function(def){if(def.export)return true;if(def.global)for(var i=0,len=def.orig.length;i<len;i++)if(!this.toplevel[def.orig[i]instanceof AST_SymbolDefun?"funcs":"vars"])return true;return false},in_boolean_context:function(){if(!this.option("booleans"))return false;var self=this.self();for(var i=0,p;p=this.parent(i);i++){if(p instanceof AST_SimpleStatement||p instanceof AST_Conditional&&p.condition===self||p instanceof AST_DWLoop&&p.condition===self||p instanceof AST_For&&p.condition===self||p instanceof AST_If&&p.condition===self||p instanceof AST_UnaryPrefix&&p.operator=="!"&&p.expression===self){return true}if(p instanceof AST_Binary&&(p.operator=="&&"||p.operator=="||")||p instanceof AST_Conditional||p.tail_node()===self){self=p}else{return false}}},compress:function(node){if(this.option("expression")){node.process_expression(true)}var passes=+this.options.passes||1;var last_count=1/0;var mangle={ie8:this.option("ie8")};for(var pass=0;pass<passes;pass++){node.figure_out_scope(mangle);if(pass>0||this.option("reduce_vars"))node.reset_opt_flags(this);node=node.transform(this);if(passes>1){var count=0;node.walk(new TreeWalker(function(){count++}));this.info("pass "+pass+": last_count: "+last_count+", count: "+count);if(count>=last_count)break;last_count=count}}if(this.option("expression")){node.process_expression(false)}return node},info:function(){if(this.options.warnings=="verbose"){AST_Node.warn.apply(AST_Node,arguments)}},warn:function(text,props){if(this.options.warnings){var message=string_template(text,props);if(!(message in this.warnings_produced)){this.warnings_produced[message]=true;AST_Node.warn.apply(AST_Node,arguments)}}},clear_warnings:function(){this.warnings_produced={}},before:function(node,descend,in_list){if(node._squeezed)return node;var was_scope=false;if(node instanceof AST_Scope){node=node.hoist_properties(this);node=node.hoist_declarations(this);was_scope=true}descend(node,this);descend(node,this);var opt=node.optimize(this);if(was_scope&&opt instanceof AST_Scope){opt.drop_unused(this);descend(opt,this)}if(opt===node)opt._squeezed=true;return opt}});(function(){function OPT(node,optimizer){node.DEFMETHOD("optimize",function(compressor){var self=this;if(self._optimized)return self;if(compressor.has_directive("use asm"))return self;var opt=optimizer(self,compressor);opt._optimized=true;return opt})}OPT(AST_Node,function(self,compressor){return self});AST_Node.DEFMETHOD("equivalent_to",function(node){return this.TYPE==node.TYPE&&this.print_to_string()==node.print_to_string()});AST_Scope.DEFMETHOD("process_expression",function(insert,compressor){var self=this;var tt=new TreeTransformer(function(node){if(insert&&node instanceof AST_SimpleStatement){return make_node(AST_Return,node,{value:node.body})}if(!insert&&node instanceof AST_Return){if(compressor){var value=node.value&&node.value.drop_side_effect_free(compressor,true);return value?make_node(AST_SimpleStatement,node,{body:value}):make_node(AST_EmptyStatement,node)}return make_node(AST_SimpleStatement,node,{body:node.value||make_node(AST_UnaryPrefix,node,{operator:"void",expression:make_node(AST_Number,node,{value:0})})})}if(node instanceof AST_Class||node instanceof AST_Lambda&&node!==self){return node}if(node instanceof AST_Block){var index=node.body.length-1;if(index>=0){node.body[index]=node.body[index].transform(tt)}}if(node instanceof AST_If){node.body=node.body.transform(tt);if(node.alternative){node.alternative=node.alternative.transform(tt)}}if(node instanceof AST_With){node.body=node.body.transform(tt)}return node});self.transform(tt)});AST_Toplevel.DEFMETHOD("reset_opt_flags",function(compressor){var reduce_vars=compressor.option("reduce_vars");var unused=compressor.option("unused");var safe_ids=Object.create(null);var suppressor=new TreeWalker(function(node){if(!(node instanceof AST_Symbol))return;var d=node.definition();if(!d)return;if(node instanceof AST_SymbolRef)d.references.push(node);d.fixed=false});var in_loop=null;var loop_ids=Object.create(null);var tw=new TreeWalker(function(node,descend){node._squeezed=false;node._optimized=false;if(reduce_vars){if(node instanceof AST_Toplevel)node.globals.each(reset_def);if(node instanceof AST_Scope)node.variables.each(reset_def);if(node.block_scope)node.block_scope.variables.each(reset_def);if(node instanceof AST_SymbolRef){var d=node.definition();d.references.push(node);var value;if(d.fixed===undefined||!safe_to_read(d)||d.single_use=="m"){d.fixed=false}else if(d.fixed){value=node.fixed_value();if(value&&ref_once(d)&&!compressor.exposed(d)){d.single_use=value instanceof AST_Lambda||value instanceof AST_Class||d.scope===node.scope&&value.is_constant_expression()}else{d.single_use=false}if(is_modified(node,value,0,is_immutable(value))){if(d.single_use){d.single_use="m"}else{d.fixed=false}}}mark_escaped(d,node.scope,node,value,0)}if(node instanceof AST_SymbolCatch){node.definition().fixed=false}if(node instanceof AST_VarDef){if(node.name instanceof AST_Destructuring){node.name.walk(suppressor)}else{var d=node.name.definition();if(d.fixed===undefined||safe_to_assign(d,node.value)){if(node.value){d.fixed=function(){return node.value};loop_ids[d.id]=in_loop;mark(d,false);descend()}else{d.fixed=null}mark(d,true);return true}else if(node.value){d.fixed=false}}}if(node instanceof AST_Assign&&node.operator=="="){if(node.left instanceof AST_Destructuring){node.left.walk(suppressor)}else if(node.left instanceof AST_SymbolRef){var d=node.left.definition();if(safe_to_assign(d,node.right)){d.references.push(node.left);d.fixed=function(){return node.right};mark(d,false);node.right.walk(tw);mark(d,true);return true}}}if(node instanceof AST_DefClass||node instanceof AST_Defun){node.inlined=false;var d=node.name.definition();if(compressor.exposed(d)||safe_to_read(d)){d.fixed=false}else{d.fixed=node;loop_ids[d.id]=in_loop;mark(d,true);d.single_use=ref_once(d)}var save_ids=safe_ids;safe_ids=Object.create(null);descend();safe_ids=save_ids;return true}if(node instanceof AST_ClassExpression){node.inlined=false;push();descend();pop();return true}if(is_func_expr(node)){node.inlined=false;push();var iife;if(!node.name&&(iife=tw.parent())instanceof AST_Call&&iife.expression===node){node.argnames.forEach(function(arg,i){if(arg.definition){var d=arg.definition();if(!node.uses_arguments&&d.fixed===undefined){d.fixed=function(){return iife.args[i]||make_node(AST_Undefined,iife)};loop_ids[d.id]=in_loop;mark(d,true)}else{d.fixed=false}}})}descend();pop();return true}if(node instanceof AST_Accessor){push();descend();pop();return true}if(node instanceof AST_Binary&&lazy_op(node.operator)){node.left.walk(tw);push();node.right.walk(tw);pop();return true}if(node instanceof AST_Conditional){node.condition.walk(tw);push();node.consequent.walk(tw);pop();push();node.alternative.walk(tw);pop();return true}if(node instanceof AST_If){node.condition.walk(tw);push();node.body.walk(tw);pop();if(node.alternative){push();node.alternative.walk(tw);pop()}return true}if(node instanceof AST_DWLoop){var saved_loop=in_loop;in_loop=node;push();node.condition.walk(tw);node.body.walk(tw);pop();in_loop=saved_loop;return true}if(node instanceof AST_LabeledStatement){push();node.body.walk(tw);pop();return true}if(node instanceof AST_For){if(node.init)node.init.walk(tw);var saved_loop=in_loop;in_loop=node;if(node.condition){push();node.condition.walk(tw);pop()}push();node.body.walk(tw);pop();if(node.step){push();node.step.walk(tw);pop()}in_loop=saved_loop;return true}if(node instanceof AST_ForIn){node.init.walk(suppressor);node.object.walk(tw);var saved_loop=in_loop;in_loop=node;push();node.body.walk(tw);pop();in_loop=saved_loop;return true}if(node instanceof AST_Try){push();walk_body(node,tw);pop();if(node.bcatch){push();node.bcatch.walk(tw);pop()}if(node.bfinally)node.bfinally.walk(tw);return true}if(node instanceof AST_SwitchBranch){push();descend();pop();return true}}});this.walk(tw);function mark(def,safe){safe_ids[def.id]=safe}function safe_to_read(def){if(safe_ids[def.id]){if(def.fixed==null){var orig=def.orig[0];if(orig instanceof AST_SymbolFunarg||orig.name=="arguments")return false;def.fixed=make_node(AST_Undefined,orig)}return true}return def.fixed instanceof AST_Defun}function safe_to_assign(def,value){if(!HOP(safe_ids,def.id))return false;if(!safe_to_read(def))return false;if(def.fixed===false)return false;if(def.fixed!=null&&(!value||def.references.length>0))return false;return!def.orig.some(function(sym){return sym instanceof AST_SymbolConst||sym instanceof AST_SymbolDefun||sym instanceof AST_SymbolLambda})}function push(){safe_ids=Object.create(safe_ids)}function pop(){safe_ids=Object.getPrototypeOf(safe_ids)}function reset_def(def){def.direct_access=false;def.escaped=false;if(def.scope.uses_eval||def.scope.uses_with){def.fixed=false}else if(def.orig[0]instanceof AST_SymbolConst||!compressor.exposed(def)){def.fixed=undefined}else{def.fixed=false}def.references=[];def.should_replace=undefined;def.single_use=undefined}function ref_once(def){return unused&&!def.scope.uses_eval&&!def.scope.uses_with&&def.references.length==1&&loop_ids[def.id]===in_loop}function is_immutable(value){if(!value)return false;return value.is_constant()||value instanceof AST_Lambda||value instanceof AST_This}function read_property(obj,key){if(key instanceof AST_Constant)key=key.getValue();if(key instanceof AST_Node)return null;var value;if(obj instanceof AST_Array){var elements=obj.elements;if(key=="length")return make_node_from_constant(elements.length,obj);if(typeof key=="number"&&key in elements)value=elements[key]}else if(obj instanceof AST_Object){var props=obj.properties;for(var i=props.length;--i>=0;){var prop=props[i];if(!(prop instanceof AST_ObjectKeyVal))return;if(!value&&props[i].key===key)value=props[i].value}}return value instanceof AST_SymbolRef&&value.fixed_value()||value}function is_modified(node,value,level,immutable){var parent=tw.parent(level);if(is_lhs(node,parent)||!immutable&&parent instanceof AST_Call&&parent.expression===node&&!(value instanceof AST_Arrow)&&!(value instanceof AST_Class)&&(!(value instanceof AST_Function)||!(parent instanceof AST_New)&&value.contains_this())){return true}else if(parent instanceof AST_Array){return is_modified(parent,parent,level+1)}else if(parent instanceof AST_ObjectKeyVal&&node===parent.value){var obj=tw.parent(level+1);return is_modified(obj,obj,level+2)}else if(parent instanceof AST_PropAccess&&parent.expression===node){return!immutable&&is_modified(parent,read_property(value,parent.property),level+1)}}function mark_escaped(d,scope,node,value,level){var parent=tw.parent(level);if(value){if(value.is_constant())return;if(value instanceof AST_ClassExpression)return;if(level>0&&value.is_constant_expression(scope))return}if(parent instanceof AST_Assign&&parent.operator=="="&&node===parent.right||parent instanceof AST_Call&&node!==parent.expression||parent instanceof AST_Exit&&node===parent.value&&node.scope!==d.scope||parent instanceof AST_VarDef&&node===parent.value||parent instanceof AST_Yield&&node===parent.value&&node.scope!==d.scope){d.escaped=true;return}else if(parent instanceof AST_Array||parent instanceof AST_Await||parent instanceof AST_Conditional&&node!==parent.condition||parent instanceof AST_Expansion||parent instanceof AST_Sequence&&node===parent.tail_node()){mark_escaped(d,scope,parent,parent,level+1)}else if(parent instanceof AST_ObjectKeyVal&&node===parent.value){var obj=tw.parent(level+1);mark_escaped(d,scope,obj,obj,level+2)}else if(parent instanceof AST_PropAccess&&node===parent.expression){value=read_property(value,parent.property);mark_escaped(d,scope,parent,value,level+1);if(value)return}if(level==0)d.direct_access=true}});AST_Symbol.DEFMETHOD("fixed_value",function(){var fixed=this.definition().fixed;if(!fixed||fixed instanceof AST_Node)return fixed;return fixed()});AST_SymbolRef.DEFMETHOD("is_immutable",function(){var orig=this.definition().orig;return orig.length==1&&orig[0]instanceof AST_SymbolLambda});function is_func_expr(node){return node instanceof AST_Arrow||node instanceof AST_Function}function is_lhs_read_only(lhs){if(lhs instanceof AST_This)return true;if(lhs instanceof AST_SymbolRef)return lhs.definition().orig[0]instanceof AST_SymbolLambda;if(lhs instanceof AST_PropAccess){lhs=lhs.expression;if(lhs instanceof AST_SymbolRef){if(lhs.is_immutable())return false;lhs=lhs.fixed_value()}if(!lhs)return true;if(lhs instanceof AST_RegExp)return false;if(lhs instanceof AST_Constant)return true;return is_lhs_read_only(lhs)}return false}function is_ref_of(ref,type){if(!(ref instanceof AST_SymbolRef))return false;var orig=ref.definition().orig;for(var i=orig.length;--i>=0;){if(orig[i]instanceof type)return true}}function find_variable(compressor,name){var scope,i=0;while(scope=compressor.parent(i++)){if(scope instanceof AST_Scope)break;if(scope instanceof AST_Catch){scope=scope.argname.definition().scope;break}}return scope.find_variable(name)}function make_node(ctor,orig,props){if(!props)props={};if(orig){if(!props.start)props.start=orig.start;if(!props.end)props.end=orig.end}return new ctor(props)}function make_sequence(orig,expressions){if(expressions.length==1)return expressions[0];return make_node(AST_Sequence,orig,{expressions:expressions.reduce(merge_sequence,[])})}function make_node_from_constant(val,orig){switch(typeof val){case"string":return make_node(AST_String,orig,{value:val});case"number":if(isNaN(val))return make_node(AST_NaN,orig);if(isFinite(val)){return 1/val<0?make_node(AST_UnaryPrefix,orig,{operator:"-",expression:make_node(AST_Number,orig,{value:-val})}):make_node(AST_Number,orig,{value:val})}return val<0?make_node(AST_UnaryPrefix,orig,{operator:"-",expression:make_node(AST_Infinity,orig)}):make_node(AST_Infinity,orig);case"boolean":return make_node(val?AST_True:AST_False,orig);case"undefined":return make_node(AST_Undefined,orig);default:if(val===null){return make_node(AST_Null,orig,{value:null})}if(val instanceof RegExp){return make_node(AST_RegExp,orig,{value:val})}throw new Error(string_template("Can't handle constant of type: {type}",{type:typeof val}))}}function maintain_this_binding(parent,orig,val){if(parent instanceof AST_UnaryPrefix&&parent.operator=="delete"||parent instanceof AST_Call&&parent.expression===orig&&(val instanceof AST_PropAccess||val instanceof AST_SymbolRef&&val.name=="eval")){return make_sequence(orig,[make_node(AST_Number,orig,{value:0}),val])}return val}function merge_sequence(array,node){if(node instanceof AST_Sequence){array.push.apply(array,node.expressions)}else{array.push(node)}return array}function as_statement_array(thing){if(thing===null)return[];if(thing instanceof AST_BlockStatement)return thing.body;if(thing instanceof AST_EmptyStatement)return[];if(thing instanceof AST_Statement)return[thing];throw new Error("Can't convert thing to statement array")}function is_empty(thing){if(thing===null)return true;if(thing instanceof AST_EmptyStatement)return true;if(thing instanceof AST_BlockStatement)return thing.body.length==0;return false}function can_be_evicted_from_block(node){return!(node instanceof AST_DefClass||node instanceof AST_Defun||node instanceof AST_Let||node instanceof AST_Const||node instanceof AST_Export||node instanceof AST_Import)}function loop_body(x){if(x instanceof AST_Switch)return x;if(x instanceof AST_For||x instanceof AST_ForIn||x instanceof AST_DWLoop){return x.body instanceof AST_BlockStatement?x.body:x}return x}function is_iife_call(node){if(node instanceof AST_Call&&!(node instanceof AST_New)){return node.expression instanceof AST_Function||is_iife_call(node.expression)}return false}function is_undeclared_ref(node){return node instanceof AST_SymbolRef&&node.definition().undeclared}var global_names=makePredicate("Array Boolean clearInterval clearTimeout console Date decodeURI decodeURIComponent encodeURI encodeURIComponent Error escape eval EvalError Function isFinite isNaN JSON Math Number parseFloat parseInt RangeError ReferenceError RegExp Object setInterval setTimeout String SyntaxError TypeError unescape URIError");AST_SymbolRef.DEFMETHOD("is_declared",function(compressor){return!this.definition().undeclared||compressor.option("unsafe")&&global_names(this.name)});function is_identifier_atom(node){return node instanceof AST_Infinity||node instanceof AST_NaN||node instanceof AST_Undefined}function tighten_body(statements,compressor){var CHANGED,max_iter=10;do{CHANGED=false;eliminate_spurious_blocks(statements);if(compressor.option("dead_code")){eliminate_dead_code(statements,compressor)}if(compressor.option("if_return")){handle_if_return(statements,compressor)}if(compressor.sequences_limit>0){sequencesize(statements,compressor)}if(compressor.option("join_vars")){join_consecutive_vars(statements,compressor)}if(compressor.option("collapse_vars")){collapse(statements,compressor)}}while(CHANGED&&max_iter-- >0);function collapse(statements,compressor){var scope=compressor.find_parent(AST_Scope).get_defun_scope();if(scope.uses_eval||scope.uses_with)return statements;var args;var candidates=[];var stat_index=statements.length;var scanner=new TreeTransformer(function(node,descend){if(abort)return node;if(!hit){if(node===candidate){hit=true;return node}return}var parent=scanner.parent();if(node instanceof AST_Assign&&node.operator!="="&&lhs.equivalent_to(node.left)||node instanceof AST_Await||node instanceof AST_Call&&lhs instanceof AST_PropAccess&&lhs.equivalent_to(node.expression)||node instanceof AST_Debugger||node instanceof AST_Destructuring||node instanceof AST_IterationStatement&&!(node instanceof AST_For)||node instanceof AST_SymbolRef&&!node.is_declared(compressor)||node instanceof AST_Try||node instanceof AST_With||parent instanceof AST_For&&node!==parent.init){abort=true;return node}if(can_replace&&!(node instanceof AST_SymbolDeclaration)&&lhs.equivalent_to(node)){if(is_lhs(node,parent)){if(value_def)replaced++;return node}CHANGED=abort=true;replaced++;compressor.info("Collapsing {name} [{file}:{line},{col}]",{name:node.print_to_string(),file:node.start.file,line:node.start.line,col:node.start.col});if(candidate instanceof AST_UnaryPostfix){return make_node(AST_UnaryPrefix,candidate,candidate)}if(candidate instanceof AST_VarDef){if(value_def){abort=false;return node}var def=candidate.name.definition();var value=candidate.value;if(def.references.length-def.replaced==1&&!compressor.exposed(def)){def.replaced++;if(funarg&&is_identifier_atom(value)){return value.transform(compressor)}else{return maintain_this_binding(parent,node,value)}}return make_node(AST_Assign,candidate,{operator:"=",left:make_node(AST_SymbolRef,candidate.name,candidate.name),right:value})}candidate.write_only=false;return candidate}var sym;if(node instanceof AST_Call||node instanceof AST_Exit||node instanceof AST_PropAccess&&(side_effects||node.expression.may_throw_on_access(compressor))||node instanceof AST_SymbolRef&&(lvalues[node.name]||side_effects&&!references_in_scope(node.definition()))||(sym=lhs_or_def(node))&&(sym instanceof AST_PropAccess||sym.name in lvalues)||(side_effects||!replace_all)&&(parent instanceof AST_Binary&&lazy_op(parent.operator)||parent instanceof AST_Case||parent instanceof AST_Conditional||parent instanceof AST_If)){if(!(node instanceof AST_Scope))descend(node,scanner);abort=true;return node}if(node instanceof AST_Default||node instanceof AST_Scope)return node});var multi_replacer=new TreeTransformer(function(node){if(abort)return node;if(!hit){if(node===candidate){hit=true;return node}return}if(node instanceof AST_SymbolRef&&node.name==def.name){if(!--replaced)abort=true;if(is_lhs(node,multi_replacer.parent()))return node;def.replaced++;value_def.replaced--;return candidate.value}if(node instanceof AST_Default||node instanceof AST_Scope)return node});while(--stat_index>=0){if(stat_index==0&&compressor.option("unused"))extract_args();extract_candidates(statements[stat_index]);while(candidates.length>0){var candidate=candidates.pop();var value_def=null;var lhs=get_lhs(candidate);if(!lhs||is_lhs_read_only(lhs)||lhs.has_side_effects(compressor))continue;var lvalues=get_lvalues(candidate);if(lhs instanceof AST_SymbolRef)lvalues[lhs.name]=false;var replace_all=value_def;if(!replace_all&&lhs instanceof AST_SymbolRef){var def=lhs.definition();replace_all=def.references.length-def.replaced==1}var side_effects=value_has_side_effects(candidate);var funarg=candidate.name instanceof AST_SymbolFunarg;var hit=funarg;var abort=false,replaced=0,can_replace=!args||!hit;if(!can_replace){for(var j=compressor.self().argnames.lastIndexOf(candidate.name)+1;!abort&&j<args.length;j++){args[j].transform(scanner)}can_replace=true}for(var i=stat_index;!abort&&i<statements.length;i++){statements[i].transform(scanner)}if(value_def){var def=candidate.name.definition();if(abort&&def.references.length-def.replaced>replaced)replaced=false;else{abort=false;hit=funarg;for(var i=stat_index;!abort&&i<statements.length;i++){statements[i].transform(multi_replacer)}}}if(replaced&&!remove_candidate(candidate))statements.splice(stat_index,1)}}function has_overlapping_symbol(fn,arg,fn_strict){var found=false,scan_this=!(fn instanceof AST_Arrow);arg.walk(new TreeWalker(function(node,descend){if(found)return true;if(node instanceof AST_SymbolRef&&fn.variables.has(node.name)){var s=node.definition().scope;if(s!==scope)while(s=s.parent_scope){if(s===scope)return true}return found=true}if((fn_strict||scan_this)&&node instanceof AST_This){return found=true}if(node instanceof AST_Scope&&!(node instanceof AST_Arrow)){var prev=scan_this;scan_this=false;descend();scan_this=prev;return true}}));return found}function extract_args(){var iife,fn=compressor.self();if(is_func_expr(fn)&&!fn.name&&!fn.uses_arguments&&!fn.uses_eval&&(iife=compressor.parent())instanceof AST_Call&&iife.expression===fn&&all(iife.args,function(arg){return!(arg instanceof AST_Expansion)})){var fn_strict=compressor.has_directive("use strict");if(fn_strict&&!member(fn_strict,fn.body))fn_strict=false;var len=fn.argnames.length;args=iife.args.slice(len);var names=Object.create(null);for(var i=len;--i>=0;){var sym=fn.argnames[i];var arg=iife.args[i];args.unshift(make_node(AST_VarDef,sym,{name:sym,value:arg}));if(sym.name in names)continue;names[sym.name]=true;if(sym instanceof AST_Expansion){var elements=iife.args.slice(i);if(all(elements,function(arg){return!has_overlapping_symbol(fn,arg,fn_strict)})){candidates.unshift(make_node(AST_VarDef,sym,{name:sym.expression,value:make_node(AST_Array,iife,{elements:elements})}));candidates[0].__name=sym}}else{if(!arg)arg=make_node(AST_Undefined,sym).transform(compressor);else if(has_overlapping_symbol(fn,arg,fn_strict))arg=null;if(arg)candidates.unshift(make_node(AST_VarDef,sym,{name:sym,value:arg}))}}}}function extract_candidates(expr){if(expr instanceof AST_Assign&&!expr.left.has_side_effects(compressor)||expr instanceof AST_Unary&&(expr.operator=="++"||expr.operator=="--")){candidates.push(expr)}else if(expr instanceof AST_Sequence){expr.expressions.forEach(extract_candidates)}else if(expr instanceof AST_Definitions&&(compressor.option("unused")||!(expr instanceof AST_Const))){expr.definitions.forEach(function(var_def){if(var_def.value)candidates.push(var_def)})}else if(expr instanceof AST_SimpleStatement){extract_candidates(expr.body)}else if(expr instanceof AST_For&&expr.init){extract_candidates(expr.init)}}function mangleable_var(var_def){var value=var_def.value;if(!(value instanceof AST_SymbolRef))return;if(value.name=="arguments")return;var def=value.definition();if(def.undeclared)return;return value_def=def}function get_lhs(expr){if(expr instanceof AST_VarDef&&expr.name instanceof AST_SymbolDeclaration){var def=expr.name.definition();if(!member(expr.name,def.orig))return;var declared=def.orig.length-def.eliminated;var referenced=def.references.length-def.replaced;if(declared>1&&!(expr.name instanceof AST_SymbolFunarg)||(referenced>1?mangleable_var(expr):!compressor.exposed(def))){return make_node(AST_SymbolRef,expr.name,expr.name)}}else{var lhs=expr[expr instanceof AST_Assign?"left":"expression"];return!is_ref_of(lhs,AST_SymbolConst)&&lhs}}function get_rvalue(expr){return expr[expr instanceof AST_Assign?"right":"value"]}function get_lvalues(expr){var lvalues=Object.create(null);if(expr instanceof AST_Unary)return lvalues;var tw=new TreeWalker(function(node,descend){var sym=node;while(sym instanceof AST_PropAccess)sym=sym.expression;if(sym instanceof AST_SymbolRef||sym instanceof AST_This){lvalues[sym.name]=lvalues[sym.name]||is_lhs(node,tw.parent())}});get_rvalue(expr).walk(tw);return lvalues}function lhs_or_def(node){if(node instanceof AST_VarDef)return node.value&&node.name;return is_lhs(node.left,node)}function remove_candidate(expr){if(expr.name instanceof AST_SymbolFunarg){var iife=compressor.parent(),argnames=compressor.self().argnames;var index=argnames.indexOf(expr.name);if(index<0){iife.args.length=Math.min(iife.args.length,argnames.length-1)}else{var args=iife.args;if(args[index])args[index]=make_node(AST_Number,args[index],{value:0})}return true}var found=false;return statements[stat_index].transform(new TreeTransformer(function(node,descend,in_list){if(found)return node;if(node===expr||node.body===expr){found=true;if(node instanceof AST_VarDef){node.value=null;return node}return in_list?MAP.skip:null}},function(node){if(node instanceof AST_Sequence)switch(node.expressions.length){case 0:return null;case 1:return node.expressions[0]}}))}function value_has_side_effects(expr){if(expr instanceof AST_Unary)return false;return get_rvalue(expr).has_side_effects(compressor)}function references_in_scope(def){if(def.orig.length==1&&def.orig[0]instanceof AST_SymbolDefun)return true;if(def.scope.get_defun_scope()!==scope)return false;return def.references.every(function(ref){return ref.scope.get_defun_scope()===scope})}}function eliminate_spurious_blocks(statements){var seen_dirs=[];for(var i=0;i<statements.length;){var stat=statements[i];if(stat instanceof AST_BlockStatement&&all(stat.body,can_be_evicted_from_block)){CHANGED=true;eliminate_spurious_blocks(stat.body);[].splice.apply(statements,[i,1].concat(stat.body));i+=stat.body.length}else if(stat instanceof AST_EmptyStatement){CHANGED=true;statements.splice(i,1)}else if(stat instanceof AST_Directive){if(seen_dirs.indexOf(stat.value)<0){i++;seen_dirs.push(stat.value)}else{CHANGED=true;statements.splice(i,1)}}else i++}}function handle_if_return(statements,compressor){var self=compressor.self();var multiple_if_returns=has_multiple_if_returns(statements);var in_lambda=self instanceof AST_Lambda;for(var i=statements.length;--i>=0;){var stat=statements[i];var next=statements[i+1];if(in_lambda&&!next&&stat instanceof AST_Return){if(!stat.value){CHANGED=true;statements.length--;continue}if(stat.value instanceof AST_UnaryPrefix&&stat.value.operator=="void"){CHANGED=true;statements[i]=make_node(AST_SimpleStatement,stat,{body:stat.value.expression});continue}}if(stat instanceof AST_If){var ab=aborts(stat.body);if(can_merge_flow(ab)){if(ab.label){remove(ab.label.thedef.references,ab)}CHANGED=true;stat=stat.clone();stat.condition=stat.condition.negate(compressor);var body=as_statement_array_with_return(stat.body,ab);stat.body=make_node(AST_BlockStatement,stat,{body:as_statement_array(stat.alternative).concat(extract_functions())});stat.alternative=make_node(AST_BlockStatement,stat,{body:body});statements[i]=stat.transform(compressor);continue}var ab=aborts(stat.alternative);if(can_merge_flow(ab)){if(ab.label){remove(ab.label.thedef.references,ab)}CHANGED=true;stat=stat.clone();stat.body=make_node(AST_BlockStatement,stat.body,{body:as_statement_array(stat.body).concat(extract_functions())});var body=as_statement_array_with_return(stat.alternative,ab);stat.alternative=make_node(AST_BlockStatement,stat.alternative,{body:body});statements[i]=stat.transform(compressor);continue}}if(stat instanceof AST_If&&stat.body instanceof AST_Return){var value=stat.body.value;if(!value&&!stat.alternative&&(in_lambda&&!next||next instanceof AST_Return&&!next.value)){CHANGED=true;statements[i]=make_node(AST_SimpleStatement,stat.condition,{body:stat.condition});continue}if(value&&!stat.alternative&&next instanceof AST_Return&&next.value){CHANGED=true;stat=stat.clone();stat.alternative=next;statements.splice(i,2,stat.transform(compressor));continue}if(multiple_if_returns&&in_lambda&&value&&!stat.alternative&&(!next||next instanceof AST_Return)){CHANGED=true;stat=stat.clone();stat.alternative=next||make_node(AST_Return,stat,{value:null});statements.splice(i,next?2:1,stat.transform(compressor));continue}var prev=statements[i-1];if(compressor.option("sequences")&&in_lambda&&!stat.alternative&&prev instanceof AST_If&&prev.body instanceof AST_Return&&i+2==statements.length&&next instanceof AST_SimpleStatement){CHANGED=true;stat=stat.clone();stat.alternative=make_node(AST_BlockStatement,next,{body:[next,make_node(AST_Return,next,{value:null})]});statements.splice(i,2,stat.transform(compressor));continue}}}function has_multiple_if_returns(statements){var n=0;for(var i=statements.length;--i>=0;){var stat=statements[i];if(stat instanceof AST_If&&stat.body instanceof AST_Return){if(++n>1)return true}}return false}function is_return_void(value){return!value||value instanceof AST_UnaryPrefix&&value.operator=="void"}function can_merge_flow(ab){if(!ab)return false;for(var j=i+1,len=statements.length;j<len;j++){var stat=statements[j];if(stat instanceof AST_Const||stat instanceof AST_Let)return false}var lct=ab instanceof AST_LoopControl?compressor.loopcontrol_target(ab):null;return ab instanceof AST_Return&&in_lambda&&is_return_void(ab.value)||ab instanceof AST_Continue&&self===loop_body(lct)||ab instanceof AST_Break&&lct instanceof AST_BlockStatement&&self===lct}function extract_functions(){var tail=statements.slice(i+1);statements.length=i+1;return tail.filter(function(stat){if(stat instanceof AST_Defun){statements.push(stat);return false}return true})}function as_statement_array_with_return(node,ab){var body=as_statement_array(node).slice(0,-1);if(ab.value){body.push(make_node(AST_SimpleStatement,ab.value,{body:ab.value.expression}))}return body}}function eliminate_dead_code(statements,compressor){var has_quit;var self=compressor.self();for(var i=0,n=0,len=statements.length;i<len;i++){var stat=statements[i];if(stat instanceof AST_LoopControl){var lct=compressor.loopcontrol_target(stat);if(stat instanceof AST_Break&&!(lct instanceof AST_IterationStatement)&&loop_body(lct)===self||stat instanceof AST_Continue&&loop_body(lct)===self){if(stat.label){remove(stat.label.thedef.references,stat)}}else{statements[n++]=stat}}else{statements[n++]=stat}if(aborts(stat)){has_quit=statements.slice(i+1);break}}statements.length=n;CHANGED=n!=len;if(has_quit)has_quit.forEach(function(stat){extract_declarations_from_unreachable_code(compressor,stat,statements)})}function sequencesize(statements,compressor){if(statements.length<2)return;var seq=[],n=0;function push_seq(){if(!seq.length)return;var body=make_sequence(seq[0],seq);statements[n++]=make_node(AST_SimpleStatement,body,{body:body});seq=[]}for(var i=0,len=statements.length;i<len;i++){var stat=statements[i];if(stat instanceof AST_SimpleStatement){if(seq.length>=compressor.sequences_limit)push_seq();var body=stat.body;if(seq.length>0)body=body.drop_side_effect_free(compressor);if(body)merge_sequence(seq,body)}else{push_seq();statements[n++]=stat}}push_seq();statements.length=n;sequencesize_2(statements,compressor);CHANGED=statements.length!=len}function sequencesize_2(statements,compressor){function cons_seq(right){n--;var left=prev.body;return make_sequence(left,[left,right]).transform(compressor)}var n=0,prev;for(var i=0,len=statements.length;i<len;i++){var stat=statements[i];if(prev){if(stat instanceof AST_For&&!(stat.init instanceof AST_Definitions)){var abort=false;prev.body.walk(new TreeWalker(function(node){if(abort||node instanceof AST_Scope)return true;if(node instanceof AST_Binary&&node.operator=="in"){abort=true;return true}}));if(!abort){if(stat.init)stat.init=cons_seq(stat.init);else{stat.init=prev.body;n--}}}else if(stat instanceof AST_If){stat.condition=cons_seq(stat.condition)}else if(stat instanceof AST_With){stat.expression=cons_seq(stat.expression)}else if(stat instanceof AST_Exit&&stat.value){stat.value=cons_seq(stat.value)}else if(stat instanceof AST_Exit){stat.value=cons_seq(make_node(AST_Undefined,stat).transform(compressor))}else if(stat instanceof AST_Switch){stat.expression=cons_seq(stat.expression)}}statements[n++]=stat;prev=stat instanceof AST_SimpleStatement?stat:null}statements.length=n}function join_consecutive_vars(statements,compressor){for(var i=0,j=-1,len=statements.length;i<len;i++){var stat=statements[i];var prev=statements[j];if(stat instanceof AST_Definitions&&prev&&prev.TYPE==stat.TYPE){prev.definitions=prev.definitions.concat(stat.definitions);CHANGED=true}else if(stat instanceof AST_For&&prev instanceof AST_Var&&(!stat.init||stat.init.TYPE==prev.TYPE)){CHANGED=true;if(stat.init){stat.init.definitions=prev.definitions.concat(stat.init.definitions)}else{stat.init=prev}statements[j]=stat}else{statements[++j]=stat}}statements.length=j+1}}function extract_declarations_from_unreachable_code(compressor,stat,target){if(!(stat instanceof AST_Defun)){compressor.warn("Dropping unreachable code [{file}:{line},{col}]",stat.start)}stat.walk(new TreeWalker(function(node){if(node instanceof AST_Var){compressor.warn("Declarations in unreachable code! [{file}:{line},{col}]",node.start);node.remove_initializers();target.push(node);return true}if(node instanceof AST_Defun&&(node===stat||!compressor.has_directive("use strict"))){target.push(node===stat?node:make_node(AST_Var,node,{definitions:[make_node(AST_VarDef,node,{name:make_node(AST_SymbolVar,node.name,node.name),value:null})]}));return true}if(node instanceof AST_Scope){return true}}))}function is_undefined(node,compressor){return node.is_undefined||node instanceof AST_Undefined||node instanceof AST_UnaryPrefix&&node.operator=="void"&&!node.expression.has_side_effects(compressor)}(function(def){AST_Node.DEFMETHOD("may_throw_on_access",function(compressor){return!compressor.option("pure_getters")||this._dot_throw(compressor)});function is_strict(compressor){return/strict/.test(compressor.option("pure_getters"))}def(AST_Node,is_strict);def(AST_Null,return_true);def(AST_Undefined,return_true);def(AST_Constant,return_false);def(AST_Array,return_false);def(AST_Object,function(compressor){if(!is_strict(compressor))return false;for(var i=this.properties.length;--i>=0;)if(this.properties[i]._dot_throw(compressor))return true;return false});def(AST_ObjectProperty,return_false);def(AST_ObjectGetter,return_true);def(AST_Expansion,function(compressor){return this.expression._dot_throw(compressor)});def(AST_Function,return_false);def(AST_Arrow,return_false);def(AST_UnaryPostfix,return_false);def(AST_UnaryPrefix,function(){return this.operator=="void"});def(AST_Binary,function(compressor){switch(this.operator){case"&&":return this.left._dot_throw(compressor);case"||":return this.left._dot_throw(compressor)&&this.right._dot_throw(compressor);default:return false}});def(AST_Assign,function(compressor){return this.operator=="="&&this.right._dot_throw(compressor)});def(AST_Conditional,function(compressor){return this.consequent._dot_throw(compressor)||this.alternative._dot_throw(compressor)});def(AST_Sequence,function(compressor){return this.tail_node()._dot_throw(compressor)});def(AST_SymbolRef,function(compressor){if(this.is_undefined)return true;if(!is_strict(compressor))return false;if(is_undeclared_ref(this)&&this.is_declared(compressor))return false;if(this.is_immutable())return false;var fixed=this.fixed_value();return!fixed||fixed._dot_throw(compressor)})})(function(node,func){node.DEFMETHOD("_dot_throw",func)});(function(def){var unary_bool=["!","delete"];var binary_bool=["in","instanceof","==","!=","===","!==","<","<=",">=",">"];def(AST_Node,return_false);def(AST_UnaryPrefix,function(){return member(this.operator,unary_bool)});def(AST_Binary,function(){return member(this.operator,binary_bool)||lazy_op(this.operator)&&this.left.is_boolean()&&this.right.is_boolean()});def(AST_Conditional,function(){return this.consequent.is_boolean()&&this.alternative.is_boolean()});def(AST_Assign,function(){return this.operator=="="&&this.right.is_boolean()});def(AST_Sequence,function(){return this.tail_node().is_boolean()});def(AST_True,return_true);def(AST_False,return_true)})(function(node,func){node.DEFMETHOD("is_boolean",func)});(function(def){def(AST_Node,return_false);def(AST_Number,return_true);var unary=makePredicate("+ - ~ ++ --");def(AST_Unary,function(){return unary(this.operator)});var binary=makePredicate("- * / % & | ^ << >> >>>");def(AST_Binary,function(compressor){return binary(this.operator)||this.operator=="+"&&this.left.is_number(compressor)&&this.right.is_number(compressor)});def(AST_Assign,function(compressor){return binary(this.operator.slice(0,-1))||this.operator=="="&&this.right.is_number(compressor)});def(AST_Sequence,function(compressor){return this.tail_node().is_number(compressor)});def(AST_Conditional,function(compressor){return this.consequent.is_number(compressor)&&this.alternative.is_number(compressor)})})(function(node,func){node.DEFMETHOD("is_number",func)});(function(def){def(AST_Node,return_false);def(AST_String,return_true);def(AST_TemplateString,function(){return this.segments.length===1});def(AST_UnaryPrefix,function(){return this.operator=="typeof"});def(AST_Binary,function(compressor){return this.operator=="+"&&(this.left.is_string(compressor)||this.right.is_string(compressor))});def(AST_Assign,function(compressor){return(this.operator=="="||this.operator=="+=")&&this.right.is_string(compressor)});def(AST_Sequence,function(compressor){return this.tail_node().is_string(compressor)});def(AST_Conditional,function(compressor){return this.consequent.is_string(compressor)&&this.alternative.is_string(compressor)})})(function(node,func){node.DEFMETHOD("is_string",func)});var lazy_op=makePredicate("&& ||");var unary_side_effects=makePredicate("delete ++ --");function is_lhs(node,parent){if(parent instanceof AST_Unary&&unary_side_effects(parent.operator))return parent.expression;if(parent instanceof AST_Assign&&parent.left===node)return node}(function(def){AST_Node.DEFMETHOD("resolve_defines",function(compressor){if(!compressor.option("global_defs"))return;var def=this._find_defs(compressor,"");if(def){var node,parent=this,level=0;do{node=parent;parent=compressor.parent(level++)}while(parent instanceof AST_PropAccess&&parent.expression===node);if(is_lhs(node,parent)){compressor.warn("global_defs "+this.print_to_string()+" redefined [{file}:{line},{col}]",this.start)}else{return def}}});function to_node(value,orig){if(value instanceof AST_Node)return make_node(value.CTOR,orig,value);if(Array.isArray(value))return make_node(AST_Array,orig,{elements:value.map(function(value){return to_node(value,orig)})});if(value&&typeof value=="object"){var props=[];for(var key in value)if(HOP(value,key)){props.push(make_node(AST_ObjectKeyVal,orig,{key:key,value:to_node(value[key],orig)}))}return make_node(AST_Object,orig,{properties:props})}return make_node_from_constant(value,orig)}def(AST_Node,noop);def(AST_Dot,function(compressor,suffix){return this.expression._find_defs(compressor,"."+this.property+suffix)});def(AST_SymbolRef,function(compressor,suffix){if(!this.global())return;var name;var defines=compressor.option("global_defs");if(defines&&HOP(defines,name=this.name+suffix)){var node=to_node(defines[name],this);var top=compressor.find_parent(AST_Toplevel);node.walk(new TreeWalker(function(node){if(node instanceof AST_SymbolRef){node.scope=top;node.thedef=top.def_global(node)}}));return node}})})(function(node,func){node.DEFMETHOD("_find_defs",func)});function best_of_expression(ast1,ast2){return ast1.print_to_string().length>ast2.print_to_string().length?ast2:ast1}function best_of_statement(ast1,ast2){return best_of_expression(make_node(AST_SimpleStatement,ast1,{body:ast1}),make_node(AST_SimpleStatement,ast2,{body:ast2})).body}function best_of(compressor,ast1,ast2){return(first_in_statement(compressor)?best_of_statement:best_of_expression)(ast1,ast2)}(function(def){AST_Node.DEFMETHOD("evaluate",function(compressor){if(!compressor.option("evaluate"))return this;var val=this._eval(compressor);return!val||val instanceof RegExp||typeof val!="object"?val:this});var unaryPrefix=makePredicate("! ~ - + void");AST_Node.DEFMETHOD("is_constant",function(){if(this instanceof AST_Constant){return!(this instanceof AST_RegExp)}else{return this instanceof AST_UnaryPrefix&&this.expression instanceof AST_Constant&&unaryPrefix(this.operator)}});def(AST_Statement,function(){throw new Error(string_template("Cannot evaluate a statement [{file}:{line},{col}]",this.start))});def(AST_Lambda,return_this);def(AST_Class,return_this);function ev(node,compressor){if(!compressor)throw new Error("Compressor must be passed");return node._eval(compressor)}def(AST_Node,return_this);def(AST_Constant,function(){return this.getValue()});def(AST_TemplateString,function(){if(this.segments.length!==1)return this;return this.segments[0].value});def(AST_Array,function(compressor){if(compressor.option("unsafe")){var elements=[];for(var i=0,len=this.elements.length;i<len;i++){var element=this.elements[i];if(element instanceof AST_Function)continue;var value=ev(element,compressor);if(element===value)return this;elements.push(value)}return elements}return this});def(AST_Object,function(compressor){if(compressor.option("unsafe")){var val={};for(var i=0,len=this.properties.length;i<len;i++){var prop=this.properties[i];if(prop instanceof AST_Expansion)return this;var key=prop.key;if(key instanceof AST_Symbol){key=key.name}else if(key instanceof AST_Node){key=ev(key,compressor);if(key===prop.key)return this}if(typeof Object.prototype[key]==="function"){return this}if(prop.value instanceof AST_Function)continue;val[key]=ev(prop.value,compressor);if(val[key]===prop.value)return this}return val}return this});def(AST_UnaryPrefix,function(compressor){var e=this.expression;if(compressor.option("typeofs")&&this.operator=="typeof"&&(e instanceof AST_Lambda||e instanceof AST_SymbolRef&&e.fixed_value()instanceof AST_Lambda)){return typeof function(){}}e=ev(e,compressor);if(e===this.expression)return this;switch(this.operator){case"!":return!e;case"typeof":if(e instanceof RegExp)return this;return typeof e;case"void":return void e;case"~":return~e;case"-":return-e;case"+":return+e}return this});def(AST_Binary,function(compressor){var left=ev(this.left,compressor);if(left===this.left)return this;var right=ev(this.right,compressor);if(right===this.right)return this;var result;switch(this.operator){case"&&":result=left&&right;break;case"||":result=left||right;break;case"|":result=left|right;break;case"&":result=left&right;break;case"^":result=left^right;break;case"+":result=left+right;break;case"*":result=left*right;break;case"**":result=Math.pow(left,right);break;case"/":result=left/right;break;case"%":result=left%right;break;case"-":result=left-right;break;case"<<":result=left<<right;break;case">>":result=left>>right;break;case">>>":result=left>>>right;break;case"==":result=left==right;break;case"===":result=left===right;break;case"!=":result=left!=right;break;case"!==":result=left!==right;break;case"<":result=left<right;break;case"<=":result=left<=right;break;case">":result=left>right;break;case">=":result=left>=right;break;default:return this}if(isNaN(result)&&compressor.find_parent(AST_With)){return this}return result});def(AST_Conditional,function(compressor){var condition=ev(this.condition,compressor);if(condition===this.condition)return this;var node=condition?this.consequent:this.alternative;var value=ev(node,compressor);return value===node?this:value});def(AST_SymbolRef,function(compressor){var fixed=this.fixed_value();if(!fixed)return this;this._eval=return_this;var value=ev(fixed,compressor);if(value===fixed){delete this._eval;return this}if(!HOP(fixed,"_eval"))fixed._eval=function(){return value};if(value&&typeof value=="object"&&this.definition().escaped){delete this._eval;return this}this._eval=fixed._eval;return value});var global_objs={Array:Array,Math:Math,Number:Number,String:String};function convert_to_predicate(obj){for(var key in obj){obj[key]=makePredicate(obj[key])}}var static_values={Math:["E","LN10","LN2","LOG2E","LOG10E","PI","SQRT1_2","SQRT2"],Number:["MAX_VALUE","MIN_VALUE","NaN","NEGATIVE_INFINITY","POSITIVE_INFINITY"]};convert_to_predicate(static_values);def(AST_PropAccess,function(compressor){if(compressor.option("unsafe")){var key=this.property;if(key instanceof AST_Node){key=ev(key,compressor);if(key===this.property)return this}var exp=this.expression;var val;if(is_undeclared_ref(exp)){if(!(static_values[exp.name]||return_false)(key))return this;val=global_objs[exp.name]}else{val=ev(exp,compressor);if(!val||val===exp||!HOP(val,key))return this}return val[key]}return this});var object_fns=["constructor","toString","valueOf"];var native_fns={Array:["indexOf","join","lastIndexOf","slice"].concat(object_fns),Boolean:object_fns,Number:["toExponential","toFixed","toPrecision"].concat(object_fns),RegExp:["test"].concat(object_fns),String:["charAt","charCodeAt","concat","indexOf","italics","lastIndexOf","match","replace","search","slice","split","substr","substring","trim"].concat(object_fns)};convert_to_predicate(native_fns);var static_fns={Array:["isArray"],Math:["abs","acos","asin","atan","ceil","cos","exp","floor","log","round","sin","sqrt","tan","atan2","pow","max","min"],Number:["isFinite","isNaN"],String:["fromCharCode"]};convert_to_predicate(static_fns);def(AST_Call,function(compressor){var exp=this.expression;if(compressor.option("unsafe")&&exp instanceof AST_PropAccess){var key=exp.property;if(key instanceof AST_Node){key=ev(key,compressor);if(key===exp.property)return this}var val;var e=exp.expression;if(is_undeclared_ref(e)){if(!(static_fns[e.name]||return_false)(key))return this;val=global_objs[e.name]}else{val=ev(e,compressor);if(val===e||!(val&&native_fns[val.constructor.name]||return_false)(key))return this}var args=[];for(var i=0,len=this.args.length;i<len;i++){var arg=this.args[i];var value=ev(arg,compressor);if(arg===value)return this;args.push(value)}return val[key].apply(val,args)}return this});def(AST_New,return_this)})(function(node,func){node.DEFMETHOD("_eval",func)});(function(def){function basic_negation(exp){return make_node(AST_UnaryPrefix,exp,{operator:"!",expression:exp})}function best(orig,alt,first_in_statement){var negated=basic_negation(orig);if(first_in_statement){var stat=make_node(AST_SimpleStatement,alt,{body:alt});return best_of_expression(negated,stat)===stat?alt:negated}return best_of_expression(negated,alt)}def(AST_Node,function(){return basic_negation(this)});def(AST_Statement,function(){throw new Error("Cannot negate a statement")});def(AST_Function,function(){return basic_negation(this)});def(AST_Arrow,function(){return basic_negation(this)});def(AST_UnaryPrefix,function(){if(this.operator=="!")return this.expression;return basic_negation(this)});def(AST_Sequence,function(compressor){var expressions=this.expressions.slice();expressions.push(expressions.pop().negate(compressor));return make_sequence(this,expressions)});def(AST_Conditional,function(compressor,first_in_statement){var self=this.clone();self.consequent=self.consequent.negate(compressor);self.alternative=self.alternative.negate(compressor);return best(this,self,first_in_statement)});def(AST_Binary,function(compressor,first_in_statement){var self=this.clone(),op=this.operator;if(compressor.option("unsafe_comps")){switch(op){case"<=":self.operator=">";return self;case"<":self.operator=">=";return self;case">=":self.operator="<";return self;case">":self.operator="<=";return self}}switch(op){case"==":self.operator="!=";return self;case"!=":self.operator="==";return self;case"===":self.operator="!==";return self;case"!==":self.operator="===";return self;case"&&":self.operator="||";self.left=self.left.negate(compressor,first_in_statement);self.right=self.right.negate(compressor);return best(this,self,first_in_statement);case"||":self.operator="&&";self.left=self.left.negate(compressor,first_in_statement);self.right=self.right.negate(compressor);return best(this,self,first_in_statement)}return basic_negation(this)})})(function(node,func){node.DEFMETHOD("negate",function(compressor,first_in_statement){return func.call(this,compressor,first_in_statement)})});AST_Call.DEFMETHOD("has_pure_annotation",function(compressor){if(!compressor.option("side_effects"))return false;if(this.pure!==undefined)return this.pure;var pure=false;var comments,pure_comment;if(this.start&&(comments=this.start.comments_before)&&comments.length&&(pure_comment=find_if(function(comment){return/[(a)#]__PURE__/.test(comment.value)},comments))){pure=pure_comment}return this.pure=pure});var global_pure_fns=makePredicate("Boolean decodeURI decodeURIComponent Date encodeURI encodeURIComponent Error escape EvalError isFinite isNaN Number Object parseFloat parseInt RangeError ReferenceError String SyntaxError TypeError unescape URIError");AST_Call.DEFMETHOD("is_expr_pure",function(compressor){if(compressor.option("unsafe")){var expr=this.expression;if(is_undeclared_ref(expr)&&global_pure_fns(expr.name))return true}return this.has_pure_annotation(compressor)||!compressor.pure_funcs(this)});(function(def){def(AST_Node,return_true);def(AST_EmptyStatement,return_false);def(AST_Constant,return_false);def(AST_This,return_false);def(AST_Call,function(compressor){if(!this.is_expr_pure(compressor))return true;for(var i=this.args.length;--i>=0;){if(this.args[i].has_side_effects(compressor))return true}return false});function any(list,compressor){for(var i=list.length;--i>=0;)if(list[i].has_side_effects(compressor))return true;return false}def(AST_Block,function(compressor){return any(this.body,compressor)});def(AST_Switch,function(compressor){return this.expression.has_side_effects(compressor)||any(this.body,compressor)});def(AST_Case,function(compressor){return this.expression.has_side_effects(compressor)||any(this.body,compressor)});def(AST_Try,function(compressor){return any(this.body,compressor)||this.bcatch&&this.bcatch.has_side_effects(compressor)||this.bfinally&&this.bfinally.has_side_effects(compressor)});def(AST_If,function(compressor){return this.condition.has_side_effects(compressor)||this.body&&this.body.has_side_effects(compressor)||this.alternative&&this.alternative.has_side_effects(compressor)});def(AST_LabeledStatement,function(compressor){return this.body.has_side_effects(compressor)});def(AST_SimpleStatement,function(compressor){return this.body.has_side_effects(compressor)});def(AST_Defun,return_true);def(AST_Function,return_false);def(AST_Arrow,return_false);def(AST_Class,return_false);def(AST_DefClass,return_true);def(AST_Binary,function(compressor){return this.left.has_side_effects(compressor)||this.right.has_side_effects(compressor)});def(AST_Assign,return_true);def(AST_Conditional,function(compressor){return this.condition.has_side_effects(compressor)||this.consequent.has_side_effects(compressor)||this.alternative.has_side_effects(compressor)});def(AST_Unary,function(compressor){return unary_side_effects(this.operator)||this.expression.has_side_effects(compressor)});def(AST_SymbolRef,function(compressor){return!this.is_declared(compressor)});def(AST_SymbolDeclaration,return_false);def(AST_Object,function(compressor){return any(this.properties,compressor)});def(AST_ObjectProperty,function(compressor){if(this.key instanceof AST_ObjectKeyVal&&this.key.has_side_effects(compressor))return true;return this.value.has_side_effects(compressor)});def(AST_Array,function(compressor){return any(this.elements,compressor)});def(AST_Dot,function(compressor){return this.expression.may_throw_on_access(compressor)||this.expression.has_side_effects(compressor)});def(AST_Sub,function(compressor){return this.expression.may_throw_on_access(compressor)||this.expression.has_side_effects(compressor)||this.property.has_side_effects(compressor)});def(AST_Sequence,function(compressor){return this.expressions.some(function(expression,index){return expression.has_side_effects(compressor)})});def(AST_TemplateSegment,return_false);def(AST_TemplateString,function(compressor){return any(this.segments,compressor)})})(function(node,func){node.DEFMETHOD("has_side_effects",func)});(function(def){function all(list){for(var i=list.length;--i>=0;)if(!list[i].is_constant_expression())return false;return true}function all_refs_local(scope){var self=this;var result=true;self.walk(new TreeWalker(function(node){if(!result)return true;if(node instanceof AST_SymbolRef){if(self.inlined){result=false;return true}var def=node.definition();if(member(def,self.enclosed)&&!self.variables.has(def.name)){if(scope){var scope_def=scope.find_variable(node);if(def.undeclared?!scope_def:scope_def===def){result="f";return true}}result=false}return true}if(node instanceof AST_This&&self instanceof AST_Arrow){result=false;return true}}));return result}def(AST_Node,return_false);def(AST_Constant,return_true);def(AST_Class,all_refs_local);def(AST_Lambda,all_refs_local);def(AST_Unary,function(){return this.expression.is_constant_expression()});def(AST_Binary,function(){return this.left.is_constant_expression()&&this.right.is_constant_expression()});def(AST_Array,function(){return all(this.elements)});def(AST_Object,function(){return all(this.properties)});def(AST_ObjectProperty,function(){return!(this.key instanceof AST_Node)&&this.value.is_constant_expression()})})(function(node,func){node.DEFMETHOD("is_constant_expression",func)});function aborts(thing){return thing&&thing.aborts()}(function(def){def(AST_Statement,return_null);def(AST_Jump,return_this);function block_aborts(){var n=this.body.length;return n>0&&aborts(this.body[n-1])}def(AST_Import,function(){return null});def(AST_BlockStatement,block_aborts);def(AST_SwitchBranch,block_aborts);def(AST_If,function(){return this.alternative&&aborts(this.body)&&aborts(this.alternative)&&this})})(function(node,func){node.DEFMETHOD("aborts",func)});OPT(AST_Directive,function(self,compressor){if(compressor.has_directive(self.value)!==self){return make_node(AST_EmptyStatement,self)}return self});OPT(AST_Debugger,function(self,compressor){if(compressor.option("drop_debugger"))return make_node(AST_EmptyStatement,self);return self});OPT(AST_LabeledStatement,function(self,compressor){if(self.body instanceof AST_Break&&compressor.loopcontrol_target(self.body)===self.body){return make_node(AST_EmptyStatement,self)}return self.label.references.length==0?self.body:self});OPT(AST_Block,function(self,compressor){tighten_body(self.body,compressor);return self});OPT(AST_BlockStatement,function(self,compressor){tighten_body(self.body,compressor);switch(self.body.length){case 1:if(!compressor.has_directive("use strict")&&compressor.parent()instanceof AST_If||can_be_evicted_from_block(self.body[0])){return self.body[0]}break;case 0:return make_node(AST_EmptyStatement,self)}return self});AST_Scope.DEFMETHOD("drop_unused",function(compressor){if(!compressor.option("unused"))return;if(compressor.has_directive("use asm"))return;var self=this;if(self.uses_eval||self.uses_with)return;var drop_funcs=!(self instanceof AST_Toplevel)||compressor.toplevel.funcs;var drop_vars=!(self instanceof AST_Toplevel)||compressor.toplevel.vars;var assign_as_unused=/keep_assign/.test(compressor.option("unused"))?return_false:function(node){if(node instanceof AST_Assign&&(node.write_only||node.operator=="=")){return node.left}if(node instanceof AST_Unary&&node.write_only)return node.expression};var in_use=[];var in_use_ids=Object.create(null);if(self instanceof AST_Toplevel&&compressor.top_retain){self.variables.each(function(def){if(compressor.top_retain(def)&&!(def.id in in_use_ids)){in_use_ids[def.id]=true;in_use.push(def)}})}var var_defs_by_id=new Dictionary;var initializations=new Dictionary;var destructuring_value=null;var scope=this;var tw=new TreeWalker(function(node,descend){if(node===self)return;if(node instanceof AST_Defun||node instanceof AST_DefClass){var in_export=tw.parent()instanceof AST_Export;if(in_export||!drop_funcs&&scope===self){var node_def=node.name.definition();if(node_def.global&&!(node_def.id in in_use_ids)){in_use_ids[node_def.id]=true;in_use.push(node_def)}}initializations.add(node.name.name,node);return true}if(node instanceof AST_SymbolFunarg&&scope===self){var_defs_by_id.add(node.definition().id,node)}if(node instanceof AST_Definitions&&scope===self){var in_export=tw.parent()instanceof AST_Export;node.definitions.forEach(function(def){if(def.name instanceof AST_SymbolVar){var_defs_by_id.add(def.name.definition().id,def)}if(in_export||!drop_vars){def.name.walk(new TreeWalker(function(node){if(node instanceof AST_SymbolDeclaration){var def=node.definition();if((in_export||def.global)&&!(def.id in in_use_ids)){in_use_ids[def.id]=true;in_use.push(def)}}}))}if(def.value){if(def.name instanceof AST_Destructuring){var destructuring_cache=destructuring_value;destructuring_value=def.value;def.walk(tw);destructuring_value=destructuring_cache}else{initializations.add(def.name.name,def.value)}if(def.value.has_side_effects(compressor)){def.value.walk(tw)}}});return true}if(node.destructuring&&destructuring_value){initializations.add(node.name,destructuring_value)}return scan_ref_scoped(node,descend)});self.walk(tw);tw=new TreeWalker(scan_ref_scoped);for(var i=0;i<in_use.length;++i){in_use[i].orig.forEach(function(decl){var init=initializations.get(decl.name);if(init)init.forEach(function(init){init.walk(tw)})})}var tt=new TreeTransformer(function before(node,descend,in_list){var parent=tt.parent();if(drop_vars){var sym=assign_as_unused(node);if(sym instanceof AST_SymbolRef&&!((sym=sym.definition()).id in in_use_ids)&&(drop_vars||!sym.global)){if(node instanceof AST_Assign){return maintain_this_binding(parent,node,node.right.transform(tt))}return make_node(AST_Number,node,{value:0})}}if(scope!==self)return;if(node.name&&(!compressor.option("keep_classnames")&&node instanceof AST_ClassExpression||!compressor.option("keep_fnames")&&node instanceof AST_Function)){var def=node.name.definition();if(!(def.id in in_use_ids)||def.orig.length>1)node.name=null}if(node instanceof AST_Lambda&&!(node instanceof AST_Accessor)){var trim=!compressor.option("keep_fargs");for(var a=node.argnames,i=a.length;--i>=0;){var sym=a[i];if(sym instanceof AST_Expansion){sym=sym.expression}if(sym instanceof AST_DefaultAssign){sym=sym.left}if(!(sym instanceof AST_Destructuring)&&!(sym.definition().id in in_use_ids)){sym.__unused=true;if(trim){a.pop();compressor[sym.unreferenced()?"warn":"info"]("Dropping unused function argument {name} [{file}:{line},{col}]",template(sym))}}else{trim=false}}}if((node instanceof AST_Defun||node instanceof AST_DefClass)&&node!==self){var def=node.name.definition();var keep=def.id in in_use_ids||!drop_funcs&&def.global;if(!keep){compressor[node.name.unreferenced()?"warn":"info"]("Dropping unused function {name} [{file}:{line},{col}]",template(node.name));def.eliminated++;return make_node(AST_EmptyStatement,node)}}if(node instanceof AST_Definitions&&!(parent instanceof AST_ForIn&&parent.init===node)){var drop_block=!(parent instanceof AST_Toplevel)&&!(node instanceof AST_Var);var body=[],head=[],tail=[];var side_effects=[];node.definitions.forEach(function(def){if(def.value)def.value=def.value.transform(tt);if(def.name instanceof AST_Destructuring)return tail.push(def);var sym=def.name.definition();if(drop_block&&sym.global)return tail.push(def);if(!(drop_vars||drop_block)||sym.id in in_use_ids){if(def.name instanceof AST_SymbolVar){var var_defs=var_defs_by_id.get(sym.id);if(var_defs.length>1&&(!def.value||sym.orig.indexOf(def.name)>sym.eliminated)){compressor.warn("Dropping duplicated definition of variable {name} [{file}:{line},{col}]",template(def.name));if(def.value){side_effects.push(make_node(AST_Assign,def,{operator:"=",left:make_node(AST_SymbolRef,def.name,def.name),right:def.value}))}remove(var_defs,def);sym.eliminated++;return}}if(def.value){if(side_effects.length>0){if(tail.length>0){side_effects.push(def.value);def.value=make_sequence(def.value,side_effects)}else{body.push(make_node(AST_SimpleStatement,node,{body:make_sequence(node,side_effects)}))}side_effects=[]}tail.push(def)}else{head.push(def)}}else if(sym.orig[0]instanceof AST_SymbolCatch){var value=def.value&&def.value.drop_side_effect_free(compressor);if(value)side_effects.push(value);def.value=null;head.push(def)}else{var value=def.value&&def.value.drop_side_effect_free(compressor);if(value){compressor.warn("Side effects in initialization of unused variable {name} [{file}:{line},{col}]",template(def.name));side_effects.push(value)}else{compressor[def.name.unreferenced()?"warn":"info"]("Dropping unused variable {name} [{file}:{line},{col}]",template(def.name))}sym.eliminated++}});if(head.length>0||tail.length>0){node.definitions=head.concat(tail);body.push(node)}if(side_effects.length>0){body.push(make_node(AST_SimpleStatement,node,{body:make_sequence(node,side_effects)}))}switch(body.length){case 0:return in_list?MAP.skip:make_node(AST_EmptyStatement,node);case 1:return body[0];default:return in_list?MAP.splice(body):make_node(AST_BlockStatement,node,{body:body})}}if(node instanceof AST_For){descend(node,this);var block;if(node.init instanceof AST_BlockStatement){block=node.init;node.init=block.body.pop();block.body.push(node)}if(node.init instanceof AST_SimpleStatement){node.init=node.init.body}else if(is_empty(node.init)){node.init=null}return!block?node:in_list?MAP.splice(block.body):block}if(node instanceof AST_LabeledStatement&&node.body instanceof AST_For){descend(node,this);if(node.body instanceof AST_BlockStatement){var block=node.body;node.body=block.body.pop();block.body.push(node);return in_list?MAP.splice(block.body):block}return node}if(node instanceof AST_BlockStatement){descend(node,this);if(in_list&&all(node.body,can_be_evicted_from_block)){return MAP.splice(node.body)}}if(node instanceof AST_Scope){var save_scope=scope;scope=node;descend(node,this);scope=save_scope;return node}function template(sym){return{name:sym.name,file:sym.start.file,line:sym.start.line,col:sym.start.col}}});self.transform(tt);function scan_ref_scoped(node,descend){var sym;if((sym=assign_as_unused(node))instanceof AST_SymbolRef&&!is_ref_of(node.left,AST_SymbolBlockDeclaration)&&self.variables.get(sym.name)===sym.definition()){if(node instanceof AST_Assign)node.right.walk(tw);return true}if(node instanceof AST_SymbolRef){var node_def=node.definition();if(!(node_def.id in in_use_ids)){in_use_ids[node_def.id]=true;in_use.push(node_def)}return true}if(node instanceof AST_Scope){var save_scope=scope;scope=node;descend();scope=save_scope;return true}}});AST_Scope.DEFMETHOD("hoist_declarations",function(compressor){var self=this;if(compressor.has_directive("use asm"))return self;if(!Array.isArray(self.body))return self;var hoist_funs=compressor.option("hoist_funs");var hoist_vars=compressor.option("hoist_vars");if(hoist_funs||hoist_vars){var dirs=[];var hoisted=[];var vars=new Dictionary,vars_found=0,var_decl=0;self.walk(new TreeWalker(function(node){if(node instanceof AST_Scope&&node!==self)return true;if(node instanceof AST_Var){++var_decl;return true}}));hoist_vars=hoist_vars&&var_decl>1;var tt=new TreeTransformer(function before(node){if(node!==self){if(node instanceof AST_Directive){dirs.push(node);return make_node(AST_EmptyStatement,node)}if(hoist_funs&&node instanceof AST_Defun&&!(tt.parent()instanceof AST_Export)&&tt.parent()===self){hoisted.push(node);return make_node(AST_EmptyStatement,node)}if(hoist_vars&&node instanceof AST_Var){node.definitions.forEach(function(def){if(def.name instanceof AST_Destructuring)return;vars.set(def.name.name,def);++vars_found});var seq=node.to_assignments(compressor);var p=tt.parent();if(p instanceof AST_ForIn&&p.init===node){if(seq==null){var def=node.definitions[0].name;return make_node(AST_SymbolRef,def,def)}return seq}if(p instanceof AST_For&&p.init===node){return seq}if(!seq)return make_node(AST_EmptyStatement,node);return make_node(AST_SimpleStatement,node,{body:seq})}if(node instanceof AST_Scope)return node}});self=self.transform(tt);if(vars_found>0){var defs=[];vars.each(function(def,name){if(self instanceof AST_Lambda&&find_if(function(x){return x.name==def.name.name},self.args_as_names())){vars.del(name)}else{def=def.clone();def.value=null;defs.push(def);vars.set(name,def)}});if(defs.length>0){for(var i=0;i<self.body.length;){if(self.body[i]instanceof AST_SimpleStatement){var expr=self.body[i].body,sym,assign;if(expr instanceof AST_Assign&&expr.operator=="="&&(sym=expr.left)instanceof AST_Symbol&&vars.has(sym.name)){var def=vars.get(sym.name);if(def.value)break;def.value=expr.right;remove(defs,def);defs.push(def);self.body.splice(i,1);continue}if(expr instanceof AST_Sequence&&(assign=expr.expressions[0])instanceof AST_Assign&&assign.operator=="="&&(sym=assign.left)instanceof AST_Symbol&&vars.has(sym.name)){var def=vars.get(sym.name);if(def.value)break;def.value=assign.right;remove(defs,def);defs.push(def);self.body[i].body=make_sequence(expr,expr.expressions.slice(1));continue}}if(self.body[i]instanceof AST_EmptyStatement){self.body.splice(i,1);continue}if(self.body[i]instanceof AST_BlockStatement){var tmp=[i,1].concat(self.body[i].body);self.body.splice.apply(self.body,tmp);continue}break}defs=make_node(AST_Var,self,{definitions:defs});hoisted.push(defs)}}self.body=dirs.concat(hoisted,self.body)}return self});AST_Scope.DEFMETHOD("make_var_name",function(prefix){var var_names=this.var_names;if(!var_names){this.var_names=var_names=Object.create(null);this.enclosed.forEach(function(def){var_names[def.name]=true});this.variables.each(function(def,name){var_names[name]=true})}prefix=prefix.replace(/[^a-z_$]+/gi,"_");var name=prefix;for(var i=0;var_names[name];i++)name=prefix+"$"+i;var_names[name]=true;return name});AST_Scope.DEFMETHOD("hoist_properties",function(compressor){var self=this;if(!compressor.option("hoist_props")||compressor.has_directive("use asm"))return self;var top_retain=self instanceof AST_Toplevel&&compressor.top_retain||return_false;var defs_by_id=Object.create(null);var tt=new TreeTransformer(function(node,descend){if(node instanceof AST_Definitions&&tt.parent()instanceof AST_Export)return node;if(node instanceof AST_VarDef){var sym=node.name,def,value;if(sym.scope===self&&!(def=sym.definition()).escaped&&!def.single_use&&!def.direct_access&&!top_retain(def)&&(value=sym.fixed_value())===node.value&&value instanceof AST_Object){descend(node,this);var defs=new Dictionary;var assignments=[];value.properties.forEach(function(prop){assignments.push(make_node(AST_VarDef,node,{name:make_sym(prop.key),value:prop.value}))});defs_by_id[def.id]=defs;return MAP.splice(assignments)}}if(node instanceof AST_PropAccess&&node.expression instanceof AST_SymbolRef){var defs=defs_by_id[node.expression.definition().id];if(defs){var key=node.property;if(key instanceof AST_Node)key=key.getValue();var def=defs.get(key);var sym=make_node(AST_SymbolRef,node,{name:def.name,scope:node.expression.scope,thedef:def});sym.reference({});return sym}}function make_sym(key){var new_var=make_node(sym.CTOR,sym,{name:self.make_var_name(sym.name+"_"+key),scope:self});var def=self.def_variable(new_var);defs.set(key,def);self.enclosed.push(def);return new_var}});return self.transform(tt)});(function(def){function trim(nodes,compressor,first_in_statement){var len=nodes.length;if(!len)return null;var ret=[],changed=false;for(var i=0;i<len;i++){var node=nodes[i].drop_side_effect_free(compressor,first_in_statement);changed|=node!==nodes[i];if(node){ret.push(node);first_in_statement=false}}return changed?ret.length?ret:null:nodes}def(AST_Node,return_this);def(AST_Constant,return_null);def(AST_This,return_null);def(AST_Call,function(compressor,first_in_statement){if(!this.is_expr_pure(compressor)){if(is_func_expr(this.expression)&&(!this.expression.name||!this.expression.name.definition().references.length)){var node=this.clone();node.expression.process_expression(false,compressor);return node}return this}if(this.pure){compressor.warn("Dropping __PURE__ call [{file}:{line},{col}]",this.start);this.pure.value=this.pure.value.replace(/[@#]__PURE__/g," ")}var args=trim(this.args,compressor,first_in_statement);return args&&make_sequence(this,args)});def(AST_Accessor,return_null);def(AST_Function,return_null);def(AST_Arrow,return_null);def(AST_ClassExpression,return_null);def(AST_Binary,function(compressor,first_in_statement){var right=this.right.drop_side_effect_free(compressor);if(!right)return this.left.drop_side_effect_free(compressor,first_in_statement);if(lazy_op(this.operator)){if(right===this.right)return this;var node=this.clone();node.right=right;return node}else{var left=this.left.drop_side_effect_free(compressor,first_in_statement);if(!left)return this.right.drop_side_effect_free(compressor,first_in_statement);return make_sequence(this,[left,right])}});def(AST_Assign,function(compressor){this.write_only=!this.left.has_side_effects(compressor);return this});def(AST_Conditional,function(compressor){var consequent=this.consequent.drop_side_effect_free(compressor);var alternative=this.alternative.drop_side_effect_free(compressor);if(consequent===this.consequent&&alternative===this.alternative)return this;if(!consequent)return alternative?make_node(AST_Binary,this,{operator:"||",left:this.condition,right:alternative}):this.condition.drop_side_effect_free(compressor);if(!alternative)return make_node(AST_Binary,this,{operator:"&&",left:this.condition,right:consequent});var node=this.clone();node.consequent=consequent;node.alternative=alternative;return node});def(AST_Unary,function(compressor,first_in_statement){if(unary_side_effects(this.operator)){this.write_only=!this.expression.has_side_effects(compressor);return this}if(this.operator=="typeof"&&this.expression instanceof AST_SymbolRef)return null;var expression=this.expression.drop_side_effect_free(compressor,first_in_statement);if(first_in_statement&&this instanceof AST_UnaryPrefix&&is_iife_call(expression)){if(expression===this.expression&&this.operator.length===1)return this;return make_node(AST_UnaryPrefix,this,{operator:this.operator.length===1?this.operator:"!",expression:expression})}return expression});def(AST_SymbolRef,function(compressor){return this.is_declared(compressor)?null:this});def(AST_Object,function(compressor,first_in_statement){var values=trim(this.properties,compressor,first_in_statement);return values&&make_sequence(this,values)});def(AST_ObjectProperty,function(compressor,first_in_statement){return this.value.drop_side_effect_free(compressor,first_in_statement)});def(AST_Array,function(compressor,first_in_statement){var values=trim(this.elements,compressor,first_in_statement);return values&&make_sequence(this,values)});def(AST_Dot,function(compressor,first_in_statement){if(this.expression.may_throw_on_access(compressor))return this;return this.expression.drop_side_effect_free(compressor,first_in_statement)});def(AST_Sub,function(compressor,first_in_statement){if(this.expression.may_throw_on_access(compressor))return this;var expression=this.expression.drop_side_effect_free(compressor,first_in_statement);if(!expression)return this.property.drop_side_effect_free(compressor,first_in_statement);var property=this.property.drop_side_effect_free(compressor);if(!property)return expression;return make_sequence(this,[expression,property])});def(AST_Sequence,function(compressor){var last=this.tail_node();var expr=last.drop_side_effect_free(compressor);if(expr===last)return this;var expressions=this.expressions.slice(0,-1);if(expr)expressions.push(expr);return make_sequence(this,expressions)});def(AST_Expansion,function(compressor,first_in_statement){return this.expression.drop_side_effect_free(compressor,first_in_statement)});def(AST_TemplateSegment,return_null);def(AST_TemplateString,function(compressor){var values=trim(this.segments,compressor,first_in_statement);return values&&make_sequence(this,values)})})(function(node,func){node.DEFMETHOD("drop_side_effect_free",func)});OPT(AST_SimpleStatement,function(self,compressor){if(compressor.option("side_effects")){var body=self.body;var node=body.drop_side_effect_free(compressor,true);if(!node){compressor.warn("Dropping side-effect-free statement [{file}:{line},{col}]",self.start);return make_node(AST_EmptyStatement,self)}if(node!==body){return make_node(AST_SimpleStatement,self,{body:node})}}return self});OPT(AST_While,function(self,compressor){return compressor.option("loops")?make_node(AST_For,self,self).optimize(compressor):self});OPT(AST_Do,function(self,compressor){if(!compressor.option("loops"))return self;var cond=self.condition.tail_node().evaluate(compressor);if(!(cond instanceof AST_Node)){if(cond)return make_node(AST_For,self,{body:make_node(AST_BlockStatement,self.body,{body:[self.body,make_node(AST_SimpleStatement,self.condition,{body:self.condition})]})}).optimize(compressor);var has_loop_control=false;var tw=new TreeWalker(function(node){if(node instanceof AST_Scope||has_loop_control)return true;if(node instanceof AST_LoopControl&&tw.loopcontrol_target(node)===self)return has_loop_control=true});var parent=compressor.parent();(parent instanceof AST_LabeledStatement?parent:self).walk(tw);if(!has_loop_control)return make_node(AST_BlockStatement,self.body,{body:[self.body,make_node(AST_SimpleStatement,self.condition,{body:self.condition})]}).optimize(compressor)}return self});function if_break_in_loop(self,compressor){function drop_it(rest){rest=as_statement_array(rest);if(self.body instanceof AST_BlockStatement){self.body=self.body.clone();self.body.body=rest.concat(self.body.body.slice(1));self.body=self.body.transform(compressor)}else{self.body=make_node(AST_BlockStatement,self.body,{body:rest}).transform(compressor)}if_break_in_loop(self,compressor)}var first=self.body instanceof AST_BlockStatement?self.body.body[0]:self.body;if(first instanceof AST_If){if(first.body instanceof AST_Break&&compressor.loopcontrol_target(first.body)===compressor.self()){if(self.condition){self.condition=make_node(AST_Binary,self.condition,{left:self.condition,operator:"&&",right:first.condition.negate(compressor)})}else{self.condition=first.condition.negate(compressor)}drop_it(first.alternative)}else if(first.alternative instanceof AST_Break&&compressor.loopcontrol_target(first.alternative)===compressor.self()){if(self.condition){self.condition=make_node(AST_Binary,self.condition,{left:self.condition,operator:"&&",right:first.condition})}else{self.condition=first.condition}drop_it(first.body)}}}OPT(AST_For,function(self,compressor){if(!compressor.option("loops"))return self;if(compressor.option("side_effects")&&self.init){self.init=self.init.drop_side_effect_free(compressor)}if(self.condition){var cond=self.condition.evaluate(compressor);if(!(cond instanceof AST_Node)){if(cond)self.condition=null;else if(!compressor.option("dead_code")){var orig=self.condition;self.condition=make_node_from_constant(cond,self.condition);self.condition=best_of_expression(self.condition.transform(compressor),orig)}}if(compressor.option("dead_code")){if(cond instanceof AST_Node)cond=self.condition.tail_node().evaluate(compressor);if(!cond){var body=[];extract_declarations_from_unreachable_code(compressor,self.body,body);if(self.init instanceof AST_Statement){body.push(self.init)}else if(self.init){body.push(make_node(AST_SimpleStatement,self.init,{body:self.init}))}body.push(make_node(AST_SimpleStatement,self.condition,{body:self.condition}));return make_node(AST_BlockStatement,self,{body:body}).optimize(compressor)}}}if_break_in_loop(self,compressor);return self});OPT(AST_If,function(self,compressor){if(is_empty(self.alternative))self.alternative=null;if(!compressor.option("conditionals"))return self;var cond=self.condition.evaluate(compressor);if(!compressor.option("dead_code")&&!(cond instanceof AST_Node)){var orig=self.condition;self.condition=make_node_from_constant(cond,orig);self.condition=best_of_expression(self.condition.transform(compressor),orig)}if(compressor.option("dead_code")){if(cond instanceof AST_Node)cond=self.condition.tail_node().evaluate(compressor);if(!cond){compressor.warn("Condition always false [{file}:{line},{col}]",self.condition.start);var body=[];extract_declarations_from_unreachable_code(compressor,self.body,body);body.push(make_node(AST_SimpleStatement,self.condition,{body:self.condition}));if(self.alternative)body.push(self.alternative);return make_node(AST_BlockStatement,self,{body:body}).optimize(compressor)}else if(!(cond instanceof AST_Node)){compressor.warn("Condition always true [{file}:{line},{col}]",self.condition.start);var body=[];if(self.alternative){extract_declarations_from_unreachable_code(compressor,self.alternative,body)}body.push(make_node(AST_SimpleStatement,self.condition,{body:self.condition}));body.push(self.body);return make_node(AST_BlockStatement,self,{body:body}).optimize(compressor)}}var negated=self.condition.negate(compressor);var self_condition_length=self.condition.print_to_string().length;var negated_length=negated.print_to_string().length;var negated_is_best=negated_length<self_condition_length;if(self.alternative&&negated_is_best){negated_is_best=false;self.condition=negated;var tmp=self.body;self.body=self.alternative||make_node(AST_EmptyStatement,self);self.alternative=tmp}if(is_empty(self.body)&&is_empty(self.alternative)){return make_node(AST_SimpleStatement,self.condition,{body:self.condition.clone()}).optimize(compressor)}if(self.body instanceof AST_SimpleStatement&&self.alternative instanceof AST_SimpleStatement){return make_node(AST_SimpleStatement,self,{body:make_node(AST_Conditional,self,{condition:self.condition,consequent:self.body.body,alternative:self.alternative.body})}).optimize(compressor)}if(is_empty(self.alternative)&&self.body instanceof AST_SimpleStatement){if(self_condition_length===negated_length&&!negated_is_best&&self.condition instanceof AST_Binary&&self.condition.operator=="||"){negated_is_best=true}if(negated_is_best)return make_node(AST_SimpleStatement,self,{body:make_node(AST_Binary,self,{operator:"||",left:negated,right:self.body.body})}).optimize(compressor);return make_node(AST_SimpleStatement,self,{body:make_node(AST_Binary,self,{operator:"&&",left:self.condition,right:self.body.body})}).optimize(compressor)}if(self.body instanceof AST_EmptyStatement&&self.alternative instanceof AST_SimpleStatement){return make_node(AST_SimpleStatement,self,{body:make_node(AST_Binary,self,{operator:"||",left:self.condition,right:self.alternative.body})}).optimize(compressor)}if(self.body instanceof AST_Exit&&self.alternative instanceof AST_Exit&&self.body.TYPE==self.alternative.TYPE){return make_node(self.body.CTOR,self,{value:make_node(AST_Conditional,self,{condition:self.condition,consequent:self.body.value||make_node(AST_Undefined,self.body),alternative:self.alternative.value||make_node(AST_Undefined,self.alternative)}).transform(compressor)}).optimize(compressor)}if(self.body instanceof AST_If&&!self.body.alternative&&!self.alternative){self=make_node(AST_If,self,{condition:make_node(AST_Binary,self.condition,{operator:"&&",left:self.condition,right:self.body.condition}),body:self.body.body,alternative:null})}if(aborts(self.body)){if(self.alternative){var alt=self.alternative;self.alternative=null;return make_node(AST_BlockStatement,self,{body:[self,alt]}).optimize(compressor)}}if(aborts(self.alternative)){var body=self.body;self.body=self.alternative;self.condition=negated_is_best?negated:self.condition.negate(compressor);self.alternative=null;return make_node(AST_BlockStatement,self,{body:[self,body]}).optimize(compressor)}return self});OPT(AST_Switch,function(self,compressor){if(!compressor.option("switches"))return self;var branch;var value=self.expression.evaluate(compressor);if(!(value instanceof AST_Node)){var orig=self.expression;self.expression=make_node_from_constant(value,orig);self.expression=best_of_expression(self.expression.transform(compressor),orig)}if(!compressor.option("dead_code"))return self;if(value instanceof AST_Node){value=self.expression.tail_node().evaluate(compressor)}var decl=[];var body=[];var default_branch;var exact_match;for(var i=0,len=self.body.length;i<len&&!exact_match;i++){branch=self.body[i];if(branch instanceof AST_Default){if(!default_branch){default_branch=branch}else{eliminate_branch(branch,body[body.length-1])}}else if(!(value instanceof AST_Node)){var exp=branch.expression.evaluate(compressor);if(!(exp instanceof AST_Node)&&exp!==value){eliminate_branch(branch,body[body.length-1]);continue}if(exp instanceof AST_Node)exp=branch.expression.tail_node().evaluate(compressor);if(exp===value){exact_match=branch;if(default_branch){var default_index=body.indexOf(default_branch);body.splice(default_index,1);eliminate_branch(default_branch,body[default_index-1]);default_branch=null}}}if(aborts(branch)){var prev=body[body.length-1];if(aborts(prev)&&prev.body.length==branch.body.length&&make_node(AST_BlockStatement,prev,prev).equivalent_to(make_node(AST_BlockStatement,branch,branch))){prev.body=[]}}body.push(branch)}while(i<len)eliminate_branch(self.body[i++],body[body.length-1]);if(body.length>0){body[0].body=decl.concat(body[0].body)}self.body=body;while(branch=body[body.length-1]){var stat=branch.body[branch.body.length-1];if(stat instanceof AST_Break&&compressor.loopcontrol_target(stat)===self)branch.body.pop();if(branch.body.length||branch instanceof AST_Case&&(default_branch||branch.expression.has_side_effects(compressor)))break;if(body.pop()===default_branch)default_branch=null}if(body.length==0){return make_node(AST_BlockStatement,self,{body:decl.concat(make_node(AST_SimpleStatement,self.expression,{body:self.expression}))}).optimize(compressor)}if(body.length==1&&(body[0]===exact_match||body[0]===default_branch)){var has_break=false;var tw=new TreeWalker(function(node){if(has_break||node instanceof AST_Lambda||node instanceof AST_SimpleStatement)return true;if(node instanceof AST_Break&&tw.loopcontrol_target(node)===self)has_break=true});self.walk(tw);if(!has_break){var statements=body[0].body.slice();var exp=body[0].expression;if(exp)statements.unshift(make_node(AST_SimpleStatement,exp,{body:exp}));statements.unshift(make_node(AST_SimpleStatement,self.expression,{body:self.expression}));return make_node(AST_BlockStatement,self,{body:statements}).optimize(compressor)}}return self;function eliminate_branch(branch,prev){if(prev&&!aborts(prev)){prev.body=prev.body.concat(branch.body)}else{extract_declarations_from_unreachable_code(compressor,branch,decl)}}});OPT(AST_Try,function(self,compressor){tighten_body(self.body,compressor);if(self.bcatch&&self.bfinally&&all(self.bfinally.body,is_empty))self.bfinally=null;if(all(self.body,is_empty)){var body=[];if(self.bcatch)extract_declarations_from_unreachable_code(compressor,self.bcatch,body);if(self.bfinally)body=body.concat(self.bfinally.body);return make_node(AST_BlockStatement,self,{body:body}).optimize(compressor)}return self});AST_Definitions.DEFMETHOD("remove_initializers",function(){var decls=[];this.definitions.forEach(function(def){if(def.name instanceof AST_SymbolDeclaration){def.value=null;decls.push(def)}else def.name.walk(new TreeWalker(function(node){if(node instanceof AST_SymbolDeclaration){decls.push(make_node(AST_VarDef,def,{name:node,value:null}))}}))});this.definitions=decls});AST_Definitions.DEFMETHOD("to_assignments",function(compressor){var reduce_vars=compressor.option("reduce_vars");var assignments=this.definitions.reduce(function(a,def){if(def.value&&!(def.name instanceof AST_Destructuring)){var name=make_node(AST_SymbolRef,def.name,def.name);a.push(make_node(AST_Assign,def,{operator:"=",left:name,right:def.value}));if(reduce_vars)name.definition().fixed=false}else if(def.value){var varDef=make_node(AST_VarDef,def,{name:def.name,value:def.value});var var_=make_node(AST_Var,def,{definitions:[varDef]});a.push(var_)}def=def.name.definition();def.eliminated++;def.replaced--;return a},[]);if(assignments.length==0)return null;return make_sequence(this,assignments)});OPT(AST_Definitions,function(self,compressor){if(self.definitions.length==0)return make_node(AST_EmptyStatement,self);return self});OPT(AST_Import,function(self,compressor){return self});OPT(AST_Call,function(self,compressor){var exp=self.expression;var fn=exp;var simple_args=all(self.args,function(arg){return!(arg instanceof AST_Expansion)});if(compressor.option("reduce_vars")&&fn instanceof AST_SymbolRef){fn=fn.fixed_value()}if(compressor.option("unused")&&simple_args&&is_func_expr(fn)&&!fn.uses_arguments&&!fn.uses_eval){var pos=0,last=0;for(var i=0,len=self.args.length;i<len;i++){if(fn.argnames[i]instanceof AST_Expansion){if(fn.argnames[i].expression.__unused)while(i<len){var node=self.args[i++].drop_side_effect_free(compressor);if(node){self.args[pos++]=node}}else while(i<len){self.args[pos++]=self.args[i++]}last=pos;break}var trim=i>=fn.argnames.length;if(trim||fn.argnames[i].__unused){var node=self.args[i].drop_side_effect_free(compressor);if(node){self.args[pos++]=node}else if(!trim){self.args[pos++]=make_node(AST_Number,self.args[i],{value:0});continue}}else{self.args[pos++]=self.args[i]}last=pos}self.args.length=last}if(compressor.option("unsafe")){if(is_undeclared_ref(exp))switch(exp.name){case"Array":if(self.args.length!=1){return make_node(AST_Array,self,{elements:self.args}).optimize(compressor)}break;case"Object":if(self.args.length==0){return make_node(AST_Object,self,{properties:[]})}break;case"String":if(self.args.length==0)return make_node(AST_String,self,{value:""});if(self.args.length<=1)return make_node(AST_Binary,self,{left:self.args[0],operator:"+",right:make_node(AST_String,self,{value:""})}).optimize(compressor);break;case"Number":if(self.args.length==0)return make_node(AST_Number,self,{value:0});if(self.args.length==1)return make_node(AST_UnaryPrefix,self,{expression:self.args[0],operator:"+"}).optimize(compressor);case"Boolean":if(self.args.length==0)return make_node(AST_False,self);if(self.args.length==1)return make_node(AST_UnaryPrefix,self,{expression:make_node(AST_UnaryPrefix,self,{expression:self.args[0],operator:"!"}),operator:"!"}).optimize(compressor);break;case"Symbol":self.args=[];return self}else if(exp instanceof AST_Dot)switch(exp.property){case"toString":if(self.args.length==0)return make_node(AST_Binary,self,{left:make_node(AST_String,self,{value:""}),operator:"+",right:exp.expression}).optimize(compressor);break;case"join":if(exp.expression instanceof AST_Array)EXIT:{var separator;if(self.args.length>0){separator=self.args[0].evaluate(compressor);if(separator===self.args[0])break EXIT}var elements=[];var consts=[];for(var i=0,len=exp.expression.elements.length;i<len;i++){var el=exp.expression.elements[i];if(el instanceof AST_Expansion)break EXIT;var value=el.evaluate(compressor);if(value!==el){consts.push(value)}else{if(consts.length>0){elements.push(make_node(AST_String,self,{value:consts.join(separator)}));consts.length=0}elements.push(el)}}if(consts.length>0){elements.push(make_node(AST_String,self,{value:consts.join(separator)}))}if(elements.length==0)return make_node(AST_String,self,{value:""});if(elements.length==1){if(elements[0].is_string(compressor)){return elements[0]}return make_node(AST_Binary,elements[0],{operator:"+",left:make_node(AST_String,self,{value:""}),right:elements[0]})}if(separator==""){var first;if(elements[0].is_string(compressor)||elements[1].is_string(compressor)){first=elements.shift()}else{first=make_node(AST_String,self,{value:""})}return elements.reduce(function(prev,el){return make_node(AST_Binary,el,{operator:"+",left:prev,right:el})},first).optimize(compressor)}var node=self.clone();node.expression=node.expression.clone();node.expression.expression=node.expression.expression.clone();node.expression.expression.elements=elements;return best_of(compressor,self,node)}break;case"charAt":if(exp.expression.is_string(compressor)){var arg=self.args[0];var index=arg?arg.evaluate(compressor):0;if(index!==arg){return make_node(AST_Sub,exp,{expression:exp.expression,property:make_node_from_constant(index|0,arg||exp)}).optimize(compressor)}}break}}if(compressor.option("unsafe_Func")&&is_undeclared_ref(exp)&&exp.name=="Function"){if(self.args.length==0)return make_node(AST_Function,self,{argnames:[],body:[]}).optimize(compressor);if(all(self.args,function(x){return x instanceof AST_String})){try{var code="n(function("+self.args.slice(0,-1).map(function(arg){return arg.value}).join(",")+"){"+self.args[self.args.length-1].value+"})";var ast=parse(code);var mangle={ie8:compressor.option("ie8")};ast.figure_out_scope(mangle);var comp=new Compressor(compressor.options);ast=ast.transform(comp);ast.figure_out_scope(mangle);base54.reset();ast.compute_char_frequency(mangle);ast.mangle_names(mangle);var fun;ast.walk(new TreeWalker(function(node){if(fun)return true;if(is_func_expr(node)){fun=node;return true}}));if(fun.body instanceof AST_Node){fun.body=[make_node(AST_Return,fun.body,{value:fun.body})]}var code=OutputStream();AST_BlockStatement.prototype._codegen.call(fun,fun,code);self.args=[make_node(AST_String,self,{value:fun.argnames.map(function(arg){return arg.print_to_string()}).join(",")}),make_node(AST_String,self.args[self.args.length-1],{value:code.get().replace(/^\{|\}$/g,"")})];return self}catch(ex){if(ex instanceof JS_Parse_Error){compressor.warn("Error parsing code passed to new Function [{file}:{line},{col}]",self.args[self.args.length-1].start);compressor.warn(ex.toString())}else{throw ex}}}}var stat=is_func_expr(fn)&&fn.body;if(stat instanceof AST_Node){stat=make_node(AST_Return,stat,{value:stat})}else if(stat){stat=stat[0]}if(compressor.option("inline")&&stat instanceof AST_Return){var value=stat.value;if(!value||value.is_constant_expression()){var args=self.args.concat(value||make_node(AST_Undefined,self));return make_sequence(self,args).optimize(compressor)}}if(is_func_expr(fn)&&!fn.is_generator&&!fn.async){if(compressor.option("inline")&&exp===fn&&simple_args&&!fn.name&&!fn.uses_arguments&&!fn.uses_eval&&(fn.body instanceof AST_Node||fn.body.length==1)&&!fn.contains_this()&&all(fn.argnames,function(arg){if(arg instanceof AST_Expansion)return arg.expression.__unused;return arg.__unused})&&!self.has_pure_annotation(compressor)){var value;if(stat instanceof AST_Return){value=stat.value}else if(stat instanceof AST_SimpleStatement){value=make_node(AST_UnaryPrefix,stat,{operator:"void",expression:stat.body})}if(value){var args=self.args.concat(value);return make_sequence(self,args).optimize(compressor)}}if(compressor.option("side_effects")&&!(fn.body instanceof AST_Node)&&all(fn.body,is_empty)){var args=self.args.concat(make_node(AST_Undefined,self));return make_sequence(self,args).optimize(compressor)}}if(compressor.option("drop_console")){if(exp instanceof AST_PropAccess){var name=exp.expression;while(name.expression){name=name.expression}if(is_undeclared_ref(name)&&name.name=="console"){return make_node(AST_Undefined,self).optimize(compressor)}}}if(compressor.option("negate_iife")&&compressor.parent()instanceof AST_SimpleStatement&&is_iife_call(self)){return self.negate(compressor,true)}var ev=self.evaluate(compressor);if(ev!==self){ev=make_node_from_constant(ev,self).optimize(compressor);return best_of(compressor,ev,self)}return self});OPT(AST_New,function(self,compressor){if(compressor.option("unsafe")){var exp=self.expression;if(is_undeclared_ref(exp)){switch(exp.name){case"Object":case"RegExp":case"Function":case"Error":case"Array":return make_node(AST_Call,self,self).transform(compressor)}}}return self});OPT(AST_Sequence,function(self,compressor){if(!compressor.option("side_effects"))return self;var expressions=[];filter_for_side_effects();var end=expressions.length-1;trim_right_for_undefined();if(end>0&&compressor.option("cascade"))trim_left_for_assignment();if(end==0){self=maintain_this_binding(compressor.parent(),compressor.self(),expressions[0]);if(!(self instanceof AST_Sequence))self=self.optimize(compressor);return self}self.expressions=expressions;return self;function filter_for_side_effects(){var first=first_in_statement(compressor);var last=self.expressions.length-1;self.expressions.forEach(function(expr,index){if(index<last)expr=expr.drop_side_effect_free(compressor,first);if(expr){merge_sequence(expressions,expr);first=false}})}function trim_right_for_undefined(){while(end>0&&is_undefined(expressions[end],compressor))end--;if(end<expressions.length-1){expressions[end]=make_node(AST_UnaryPrefix,self,{operator:"void",expression:expressions[end]});expressions.length=end+1}}function trim_left_for_assignment(){for(var i=0,j=1;j<=end;j++){var left=expressions[i];var cdr=expressions[j];if(left instanceof AST_Assign&&!left.left.has_side_effects(compressor)){left=left.left}else if(left instanceof AST_Unary&&(left.operator=="++"||left.operator=="--")){left=left.expression}else left=null;if(!left||is_lhs_read_only(left)||left.has_side_effects(compressor)||is_ref_of(left,AST_SymbolConst)){expressions[++i]=cdr;continue}var parent=null,field;expressions[j]=cdr=cdr.clone();while(true){if(cdr.equivalent_to(left)){var car=expressions[i];if(car instanceof AST_UnaryPostfix){car=make_node(AST_UnaryPrefix,car,{operator:car.operator,expression:left})}else{car.write_only=false}if(parent){parent[field]=car;expressions[i]=expressions[j]}else{expressions[i]=car}break}if(cdr instanceof AST_Binary&&!(cdr instanceof AST_Assign)){if(cdr.left.is_constant()){if(lazy_op(cdr.operator)){expressions[++i]=expressions[j];break}field="right"}else{field="left"}}else if(cdr instanceof AST_Call&&!(left instanceof AST_PropAccess&&cdr.expression.equivalent_to(left))||cdr instanceof AST_PropAccess||cdr instanceof AST_Unary&&!unary_side_effects(cdr.operator)){field="expression"}else if(cdr instanceof AST_Conditional){field="condition"}else{expressions[++i]=expressions[j];break}parent=cdr;cdr=cdr[field]=cdr[field].clone()}}end=i;expressions.length=end+1}});AST_Unary.DEFMETHOD("lift_sequences",function(compressor){if(compressor.option("sequences")){if(this.expression instanceof AST_Sequence){var x=this.expression.expressions.slice();var e=this.clone();e.expression=x.pop();x.push(e);return make_sequence(this,x).optimize(compressor)}}return this});OPT(AST_UnaryPostfix,function(self,compressor){return self.lift_sequences(compressor)});OPT(AST_UnaryPrefix,function(self,compressor){var e=self.expression;if(self.operator=="delete"&&!(e instanceof AST_SymbolRef||e instanceof AST_PropAccess||is_identifier_atom(e))){if(e instanceof AST_Sequence){e=e.expressions.slice();e.push(make_node(AST_True,self));return make_sequence(self,e).optimize(compressor)}return make_sequence(self,[e,make_node(AST_True,self)]).optimize(compressor)}var seq=self.lift_sequences(compressor);if(seq!==self){return seq}if(compressor.option("side_effects")&&self.operator=="void"){e=e.drop_side_effect_free(compressor);if(e){self.expression=e;return self}else{return make_node(AST_Undefined,self).optimize(compressor)}}if(compressor.in_boolean_context()){switch(self.operator){case"!":if(e instanceof AST_UnaryPrefix&&e.operator=="!"){return e.expression}if(e instanceof AST_Binary){self=best_of(compressor,self,e.negate(compressor,first_in_statement(compressor)))}break;case"typeof":compressor.warn("Boolean expression always true [{file}:{line},{col}]",self.start);return(e instanceof AST_SymbolRef?make_node(AST_True,self):make_sequence(self,[e,make_node(AST_True,self)])).optimize(compressor)}}if(self.operator=="-"&&e instanceof AST_Infinity){e=e.transform(compressor)}if(e instanceof AST_Binary&&(self.operator=="+"||self.operator=="-")&&(e.operator=="*"||e.operator=="/"||e.operator=="%")){return make_node(AST_Binary,self,{operator:e.operator,left:make_node(AST_UnaryPrefix,e.left,{operator:self.operator,expression:e.left}),right:e.right})}if(self.operator!="-"||!(e instanceof AST_Number||e instanceof AST_Infinity)){var ev=self.evaluate(compressor);if(ev!==self){ev=make_node_from_constant(ev,self).optimize(compressor);return best_of(compressor,ev,self)}}return self});AST_Binary.DEFMETHOD("lift_sequences",function(compressor){if(compressor.option("sequences")){if(this.left instanceof AST_Sequence){var x=this.left.expressions.slice();var e=this.clone();e.left=x.pop();x.push(e);return make_sequence(this,x).optimize(compressor)}if(this.right instanceof AST_Sequence&&!this.left.has_side_effects(compressor)){var assign=this.operator=="="&&this.left instanceof AST_SymbolRef;var x=this.right.expressions;var last=x.length-1;for(var i=0;i<last;i++){if(!assign&&x[i].has_side_effects(compressor))break}if(i==last){x=x.slice();var e=this.clone();e.right=x.pop();x.push(e);return make_sequence(this,x).optimize(compressor)}else if(i>0){var e=this.clone();e.right=make_sequence(this.right,x.slice(i));x=x.slice(0,i);x.push(e);return make_sequence(this,x).optimize(compressor)}}}return this});var commutativeOperators=makePredicate("== === != !== * & | ^");function is_object(node){return node instanceof AST_Array||node instanceof AST_Lambda||node instanceof AST_Object||node instanceof AST_Class}OPT(AST_Binary,function(self,compressor){function reversible(){return self.left.is_constant()||self.right.is_constant()||!self.left.has_side_effects(compressor)&&!self.right.has_side_effects(compressor)}function reverse(op){if(reversible()){if(op)self.operator=op;var tmp=self.left;self.left=self.right;self.right=tmp}}if(commutativeOperators(self.operator)){if(self.right.is_constant()&&!self.left.is_constant()){if(!(self.left instanceof AST_Binary&&PRECEDENCE[self.left.operator]>=PRECEDENCE[self.operator])){reverse()}}}self=self.lift_sequences(compressor);if(compressor.option("comparisons"))switch(self.operator){case"===":case"!==":if(self.left.is_string(compressor)&&self.right.is_string(compressor)||self.left.is_number(compressor)&&self.right.is_number(compressor)||self.left.is_boolean()&&self.right.is_boolean()||self.left.equivalent_to(self.right)){self.operator=self.operator.substr(0,2)}case"==":case"!=":if(compressor.option("typeofs")&&self.left instanceof AST_String&&self.left.value=="undefined"&&self.right instanceof AST_UnaryPrefix&&self.right.operator=="typeof"){var expr=self.right.expression;if(expr instanceof AST_SymbolRef?expr.is_declared(compressor):!(expr instanceof AST_PropAccess&&compressor.option("ie8"))){self.right=expr;self.left=make_node(AST_Undefined,self.left).optimize(compressor);if(self.operator.length==2)self.operator+="="}}else if(self.left instanceof AST_SymbolRef&&self.right instanceof AST_SymbolRef&&self.left.definition()===self.right.definition()&&is_object(self.left.fixed_value())){return make_node(self.operator[0]=="="?AST_True:AST_False,self)}break}if(self.operator=="+"&&compressor.in_boolean_context()){var ll=self.left.evaluate(compressor);var rr=self.right.evaluate(compressor);if(ll&&typeof ll=="string"){compressor.warn("+ in boolean context always true [{file}:{line},{col}]",self.start);return make_sequence(self,[self.right,make_node(AST_True,self)]).optimize(compressor)}if(rr&&typeof rr=="string"){compressor.warn("+ in boolean context always true [{file}:{line},{col}]",self.start);return make_sequence(self,[self.left,make_node(AST_True,self)]).optimize(compressor)}}if(compressor.option("comparisons")&&self.is_boolean()){if(!(compressor.parent()instanceof AST_Binary)||compressor.parent()instanceof AST_Assign){var negated=make_node(AST_UnaryPrefix,self,{operator:"!",expression:self.negate(compressor,first_in_statement(compressor))});self=best_of(compressor,self,negated)}if(compressor.option("unsafe_comps")){switch(self.operator){case"<":reverse(">");break;case"<=":reverse(">=");break}}}if(self.operator=="+"){if(self.right instanceof AST_String&&self.right.getValue()==""&&self.left.is_string(compressor)){return self.left}if(self.left instanceof AST_String&&self.left.getValue()==""&&self.right.is_string(compressor)){return self.right}if(self.left instanceof AST_Binary&&self.left.operator=="+"&&self.left.left instanceof AST_String&&self.left.left.getValue()==""&&self.right.is_string(compressor)){self.left=self.left.right;return self.transform(compressor)}}if(compressor.option("evaluate")){switch(self.operator){case"&&":var ll=self.left.truthy?true:self.left.falsy?false:self.left.evaluate(compressor);if(!ll){compressor.warn("Condition left of && always false [{file}:{line},{col}]",self.start);return maintain_this_binding(compressor.parent(),compressor.self(),self.left).optimize(compressor)}else if(!(ll instanceof AST_Node)){compressor.warn("Condition left of && always true [{file}:{line},{col}]",self.start);return make_sequence(self,[self.left,self.right]).optimize(compressor)}var rr=self.right.evaluate(compressor);if(!rr){if(compressor.in_boolean_context()){compressor.warn("Boolean && always false [{file}:{line},{col}]",self.start);return make_sequence(self,[self.left,make_node(AST_False,self)]).optimize(compressor)}else self.falsy=true}else if(!(rr instanceof AST_Node)){var parent=compressor.parent();if(parent.operator=="&&"&&parent.left===compressor.self()||compressor.in_boolean_context()){compressor.warn("Dropping side-effect-free && [{file}:{line},{col}]",self.start);return self.left.optimize(compressor)}}if(self.left.operator=="||"){var lr=self.left.right.evaluate(compressor);if(!lr)return make_node(AST_Conditional,self,{condition:self.left.left,consequent:self.right,alternative:self.left.right}).optimize(compressor)}break;case"||":var ll=self.left.truthy?true:self.left.falsy?false:self.left.evaluate(compressor);if(!ll){compressor.warn("Condition left of || always false [{file}:{line},{col}]",self.start);return make_sequence(self,[self.left,self.right]).optimize(compressor)}else if(!(ll instanceof AST_Node)){compressor.warn("Condition left of || always true [{file}:{line},{col}]",self.start);return maintain_this_binding(compressor.parent(),compressor.self(),self.left).optimize(compressor)}var rr=self.right.evaluate(compressor);if(!rr){var parent=compressor.parent();if(parent.operator=="||"&&parent.left===compressor.self()||compressor.in_boolean_context()){compressor.warn("Dropping side-effect-free || [{file}:{line},{col}]",self.start);return self.left.optimize(compressor)}}else if(!(rr instanceof AST_Node)){if(compressor.in_boolean_context()){compressor.warn("Boolean || always true [{file}:{line},{col}]",self.start);return make_sequence(self,[self.left,make_node(AST_True,self)]).optimize(compressor)}else self.truthy=true}if(self.left.operator=="&&"){var lr=self.left.right.evaluate(compressor);if(lr&&!(lr instanceof AST_Node))return make_node(AST_Conditional,self,{condition:self.left.left,consequent:self.left.right,alternative:self.right}).optimize(compressor)}break}var associative=true;switch(self.operator){case"+":if(self.left instanceof AST_Constant&&self.right instanceof AST_Binary&&self.right.operator=="+"&&self.right.left instanceof AST_Constant&&self.right.is_string(compressor)){self=make_node(AST_Binary,self,{operator:"+",left:make_node(AST_String,self.left,{value:""+self.left.getValue()+self.right.left.getValue(),start:self.left.start,end:self.right.left.end}),right:self.right.right})}if(self.right instanceof AST_Constant&&self.left instanceof AST_Binary&&self.left.operator=="+"&&self.left.right instanceof AST_Constant&&self.left.is_string(compressor)){self=make_node(AST_Binary,self,{operator:"+",left:self.left.left,right:make_node(AST_String,self.right,{value:""+self.left.right.getValue()+self.right.getValue(),start:self.left.right.start,end:self.right.end})})}if(self.left instanceof AST_Binary&&self.left.operator=="+"&&self.left.is_string(compressor)&&self.left.right instanceof AST_Constant&&self.right instanceof AST_Binary&&self.right.operator=="+"&&self.right.left instanceof AST_Constant&&self.right.is_string(compressor)){self=make_node(AST_Binary,self,{operator:"+",left:make_node(AST_Binary,self.left,{operator:"+",left:self.left.left,right:make_node(AST_String,self.left.right,{value:""+self.left.right.getValue()+self.right.left.getValue(),start:self.left.right.start,end:self.right.left.end})}),right:self.right.right})}if(self.right instanceof AST_UnaryPrefix&&self.right.operator=="-"&&self.left.is_number(compressor)){self=make_node(AST_Binary,self,{operator:"-",left:self.left,right:self.right.expression});break}if(self.left instanceof AST_UnaryPrefix&&self.left.operator=="-"&&reversible()&&self.right.is_number(compressor)){self=make_node(AST_Binary,self,{operator:"-",left:self.right,right:self.left.expression});break}case"*":associative=compressor.option("unsafe_math");case"&":case"|":case"^":if(self.left.is_number(compressor)&&self.right.is_number(compressor)&&reversible()&&!(self.left instanceof AST_Binary&&self.left.operator!=self.operator&&PRECEDENCE[self.left.operator]>=PRECEDENCE[self.operator])){var reversed=make_node(AST_Binary,self,{operator:self.operator,left:self.right,right:self.left});if(self.right instanceof AST_Constant&&!(self.left instanceof AST_Constant)){self=best_of(compressor,reversed,self)}else{self=best_of(compressor,self,reversed)}}if(associative&&self.is_number(compressor)){if(self.right instanceof AST_Binary&&self.right.operator==self.operator){self=make_node(AST_Binary,self,{operator:self.operator,left:make_node(AST_Binary,self.left,{operator:self.operator,left:self.left,right:self.right.left,start:self.left.start,end:self.right.left.end}),right:self.right.right})}if(self.right instanceof AST_Constant&&self.left instanceof AST_Binary&&self.left.operator==self.operator){if(self.left.left instanceof AST_Constant){self=make_node(AST_Binary,self,{operator:self.operator,left:make_node(AST_Binary,self.left,{operator:self.operator,left:self.left.left,right:self.right,start:self.left.left.start,end:self.right.end}),right:self.left.right})}else if(self.left.right instanceof AST_Constant){self=make_node(AST_Binary,self,{operator:self.operator,left:make_node(AST_Binary,self.left,{operator:self.operator,left:self.left.right,right:self.right,start:self.left.right.start,end:self.right.end}),right:self.left.left})}}if(self.left instanceof AST_Binary&&self.left.operator==self.operator&&self.left.right instanceof AST_Constant&&self.right instanceof AST_Binary&&self.right.operator==self.operator&&self.right.left instanceof AST_Constant){self=make_node(AST_Binary,self,{operator:self.operator,left:make_node(AST_Binary,self.left,{operator:self.operator,left:make_node(AST_Binary,self.left.left,{operator:self.operator,left:self.left.right,right:self.right.left,start:self.left.right.start,end:self.right.left.end}),right:self.left.left}),right:self.right.right})}}}}if(self.right instanceof AST_Binary&&self.right.operator==self.operator&&(lazy_op(self.operator)||self.operator=="+"&&(self.right.left.is_string(compressor)||self.left.is_string(compressor)&&self.right.right.is_string(compressor)))){self.left=make_node(AST_Binary,self.left,{operator:self.operator,left:self.left,right:self.right.left});self.right=self.right.right;return self.transform(compressor)}var ev=self.evaluate(compressor);if(ev!==self){ev=make_node_from_constant(ev,self).optimize(compressor);return best_of(compressor,ev,self)}return self});OPT(AST_SymbolExport,function(self,compressor){return self});function recursive_ref(compressor,def){var node;for(var i=0;node=compressor.parent(i);i++){if(node instanceof AST_Lambda){var name=node.name;if(name&&name.definition()===def)break}}return node}OPT(AST_SymbolRef,function(self,compressor){var def=self.resolve_defines(compressor);if(def){return def.optimize(compressor)}if(!compressor.option("ie8")&&is_undeclared_ref(self)&&(!self.scope.uses_with||!compressor.find_parent(AST_With))){switch(self.name){case"undefined":return make_node(AST_Undefined,self).optimize(compressor);case"NaN":return make_node(AST_NaN,self).optimize(compressor);case"Infinity":return make_node(AST_Infinity,self).optimize(compressor)}}if(compressor.option("reduce_vars")&&is_lhs(self,compressor.parent())!==self){var d=self.definition();var fixed=self.fixed_value();if(fixed instanceof AST_DefClass){d.fixed=fixed=make_node(AST_ClassExpression,fixed,fixed)}if(fixed instanceof AST_Defun){d.fixed=fixed=make_node(AST_Function,fixed,fixed)}if(d.single_use&&(is_func_expr(fixed)||fixed instanceof AST_ClassExpression)){if(d.scope!==self.scope&&(!compressor.option("reduce_funcs")&&is_func_expr(fixed)||d.escaped||fixed.inlined)){d.single_use=false}else if(recursive_ref(compressor,d)){d.single_use=false}else if(d.scope!==self.scope||d.orig[0]instanceof AST_SymbolFunarg){d.single_use=fixed.is_constant_expression(self.scope);if(d.single_use=="f"){var scope=self.scope;do{if(scope instanceof AST_Defun||is_func_expr(scope)){scope.inlined=true}}while(scope=scope.parent_scope)}}}if(d.single_use&&fixed){var value=fixed.optimize(compressor);return value===fixed?fixed.clone(true):value}if(fixed&&d.should_replace===undefined){var init;if(fixed instanceof AST_This){if(!(d.orig[0]instanceof AST_SymbolFunarg)&&all(d.references,d.scope.is_block_scope()?function(ref){return d.scope===ref.scope}:function(ref){return d.scope===ref.scope.get_defun_scope()})){init=fixed}}else{var ev=fixed.evaluate(compressor);if(ev!==fixed&&(compressor.option("unsafe_regexp")||!(ev instanceof RegExp))){init=make_node_from_constant(ev,fixed)}}if(init){var value_length=init.optimize(compressor).print_to_string().length;var fn;if(has_symbol_ref(fixed)){fn=function(){var result=init.optimize(compressor);return result===init?result.clone(true):result}}else{value_length=Math.min(value_length,fixed.print_to_string().length);fn=function(){var result=best_of_expression(init.optimize(compressor),fixed);return result===init||result===fixed?result.clone(true):result}}var name_length=d.name.length;var overhead=0;if(compressor.option("unused")&&!compressor.exposed(d)){overhead=(name_length+2+value_length)/d.references.length}d.should_replace=value_length<=name_length+overhead?fn:false}else{d.should_replace=false}}if(d.should_replace){return d.should_replace()}}return self;function has_symbol_ref(value){var found;value.walk(new TreeWalker(function(node){if(node instanceof AST_SymbolRef)found=true;if(found)return true}));return found}});function is_atomic(lhs,self){return lhs instanceof AST_SymbolRef||lhs.TYPE===self.TYPE}OPT(AST_Undefined,function(self,compressor){if(compressor.option("unsafe")){var undef=find_variable(compressor,"undefined");if(undef){var ref=make_node(AST_SymbolRef,self,{name:"undefined",scope:undef.scope,thedef:undef});ref.is_undefined=true;return ref}}var lhs=is_lhs(compressor.self(),compressor.parent());if(lhs&&is_atomic(lhs,self))return self;return make_node(AST_UnaryPrefix,self,{operator:"void",expression:make_node(AST_Number,self,{value:0})})});OPT(AST_Infinity,function(self,compressor){var lhs=is_lhs(compressor.self(),compressor.parent());if(lhs&&is_atomic(lhs,self))return self;if(compressor.option("keep_infinity")&&!(lhs&&!is_atomic(lhs,self))&&!find_variable(compressor,"Infinity"))return self;return make_node(AST_Binary,self,{operator:"/",left:make_node(AST_Number,self,{value:1}),right:make_node(AST_Number,self,{value:0})})});OPT(AST_NaN,function(self,compressor){var lhs=is_lhs(compressor.self(),compressor.parent());if(lhs&&!is_atomic(lhs,self)||find_variable(compressor,"NaN")){return make_node(AST_Binary,self,{operator:"/",left:make_node(AST_Number,self,{value:0}),right:make_node(AST_Number,self,{value:0})})}return self});var ASSIGN_OPS=["+","-","/","*","%",">>","<<",">>>","|","^","&"];var ASSIGN_OPS_COMMUTATIVE=["*","|","^","&"];OPT(AST_Assign,function(self,compressor){self=self.lift_sequences(compressor);if(self.operator=="="&&self.left instanceof AST_SymbolRef&&self.right instanceof AST_Binary){if(self.right.left instanceof AST_SymbolRef&&self.right.left.name==self.left.name&&member(self.right.operator,ASSIGN_OPS)){self.operator=self.right.operator+"=";self.right=self.right.right}else if(self.right.right instanceof AST_SymbolRef&&self.right.right.name==self.left.name&&member(self.right.operator,ASSIGN_OPS_COMMUTATIVE)&&!self.right.left.has_side_effects(compressor)){self.operator=self.right.operator+"=";self.right=self.right.left}}return self});OPT(AST_DefaultAssign,function(self,compressor){if(!compressor.option("evaluate")){return self}var evaluateRight=self.right.evaluate(compressor);if(evaluateRight===undefined){self=self.left}else if(evaluateRight!==self.right){evaluateRight=make_node_from_constant(evaluateRight,self.right);self.right=best_of_expression(evaluateRight,self.right)}return self});OPT(AST_Conditional,function(self,compressor){if(!compressor.option("conditionals"))return self;if(self.condition instanceof AST_Sequence){var expressions=self.condition.expressions.slice();self.condition=expressions.pop();expressions.push(self);return make_sequence(self,expressions)}var cond=self.condition.evaluate(compressor);if(cond!==self.condition){if(cond){compressor.warn("Condition always true [{file}:{line},{col}]",self.start);return maintain_this_binding(compressor.parent(),compressor.self(),self.consequent)}else{compressor.warn("Condition always false [{file}:{line},{col}]",self.start);return maintain_this_binding(compressor.parent(),compressor.self(),self.alternative)}}var negated=cond.negate(compressor,first_in_statement(compressor));if(best_of(compressor,cond,negated)===negated){self=make_node(AST_Conditional,self,{condition:negated,consequent:self.alternative,alternative:self.consequent})}var condition=self.condition;var consequent=self.consequent;var alternative=self.alternative;if(condition instanceof AST_SymbolRef&&consequent instanceof AST_SymbolRef&&condition.definition()===consequent.definition()){return make_node(AST_Binary,self,{operator:"||",left:condition,right:alternative})}if(consequent instanceof AST_Assign&&alternative instanceof AST_Assign&&consequent.operator==alternative.operator&&consequent.left.equivalent_to(alternative.left)&&(!self.condition.has_side_effects(compressor)||consequent.operator=="="&&!consequent.left.has_side_effects(compressor))){return make_node(AST_Assign,self,{operator:consequent.operator,left:consequent.left,right:make_node(AST_Conditional,self,{condition:self.condition,consequent:consequent.right,alternative:alternative.right})})}var arg_index;if(consequent instanceof AST_Call&&alternative.TYPE===consequent.TYPE&&consequent.args.length>0&&consequent.args.length==alternative.args.length&&consequent.expression.equivalent_to(alternative.expression)&&!self.condition.has_side_effects(compressor)&&!consequent.expression.has_side_effects(compressor)&&typeof(arg_index=single_arg_diff())=="number"){var node=consequent.clone();node.args[arg_index]=make_node(AST_Conditional,self,{condition:self.condition,consequent:consequent.args[arg_index],alternative:alternative.args[arg_index]});return node}if(consequent instanceof AST_Conditional&&consequent.alternative.equivalent_to(alternative)){return make_node(AST_Conditional,self,{condition:make_node(AST_Binary,self,{left:self.condition,operator:"&&",right:consequent.condition}),consequent:consequent.consequent,alternative:alternative})}if(consequent.equivalent_to(alternative)){return make_sequence(self,[self.condition,consequent]).optimize(compressor)}var in_bool=compressor.in_boolean_context();if(is_true(self.consequent)){if(is_false(self.alternative)){return booleanize(self.condition)}return make_node(AST_Binary,self,{operator:"||",left:booleanize(self.condition),right:self.alternative})}if(is_false(self.consequent)){if(is_true(self.alternative)){return booleanize(self.condition.negate(compressor))}return make_node(AST_Binary,self,{operator:"&&",left:booleanize(self.condition.negate(compressor)),right:self.alternative})}if(is_true(self.alternative)){return make_node(AST_Binary,self,{operator:"||",left:booleanize(self.condition.negate(compressor)),right:self.consequent})}if(is_false(self.alternative)){return make_node(AST_Binary,self,{operator:"&&",left:booleanize(self.condition),right:self.consequent})}return self;function booleanize(node){if(node.is_boolean())return node;return make_node(AST_UnaryPrefix,node,{operator:"!",expression:node.negate(compressor)})}function is_true(node){return node instanceof AST_True||in_bool&&node instanceof AST_Constant&&node.getValue()||node instanceof AST_UnaryPrefix&&node.operator=="!"&&node.expression instanceof AST_Constant&&!node.expression.getValue()}function is_false(node){return node instanceof AST_False||in_bool&&node instanceof AST_Constant&&!node.getValue()||node instanceof AST_UnaryPrefix&&node.operator=="!"&&node.expression instanceof AST_Constant&&node.expression.getValue()}function single_arg_diff(){var a=consequent.args;var b=alternative.args;for(var i=0,len=a.length;i<len;i++){if(a[i]instanceof AST_Expansion)return;if(!a[i].equivalent_to(b[i])){if(b[i]instanceof AST_Expansion)return;for(var j=i+1;j<len;j++){if(a[j]instanceof AST_Expansion)return;if(!a[j].equivalent_to(b[j]))return}return i}}}});OPT(AST_Boolean,function(self,compressor){if(compressor.in_boolean_context())return make_node(AST_Number,self,{value:+self.value});if(compressor.option("booleans")){var p=compressor.parent();if(p instanceof AST_Binary&&(p.operator=="=="||p.operator=="!=")){compressor.warn("Non-strict equality against boolean: {operator} {value} [{file}:{line},{col}]",{operator:p.operator,value:self.value,file:p.start.file,line:p.start.line,col:p.start.col});return make_node(AST_Number,self,{value:+self.value})}return make_node(AST_UnaryPrefix,self,{operator:"!",expression:make_node(AST_Number,self,{value:1-self.value})})}return self});OPT(AST_Sub,function(self,compressor){var expr=self.expression;var prop=self.property;if(compressor.option("properties")){var key=prop.evaluate(compressor);if(key!==prop){if(typeof key=="string"){if(key=="undefined"){key=undefined}else{var value=parseFloat(key);if(value.toString()==key){key=value}}}prop=self.property=best_of_expression(prop,make_node_from_constant(key,prop).transform(compressor));var property=""+key;if(is_identifier_string(property)&&property.length<=prop.print_to_string().length+1){return make_node(AST_Dot,self,{expression:expr,property:property}).optimize(compressor)}}}if(is_lhs(self,compressor.parent()))return self;if(key!==prop){var sub=self.flatten_object(property,compressor);if(sub){expr=self.expression=sub.expression;prop=self.property=sub.property}}if(compressor.option("properties")&&compressor.option("side_effects")&&prop instanceof AST_Number&&expr instanceof AST_Array){var index=prop.getValue();var elements=expr.elements;FLATTEN:if(index in elements){var flatten=true;var values=[];for(var i=elements.length;--i>index;){var value=elements[i].drop_side_effect_free(compressor);if(value){values.unshift(value);if(flatten&&value.has_side_effects(compressor))flatten=false}}var retValue=elements[index];if(retValue instanceof AST_Expansion)break FLATTEN;retValue=retValue instanceof AST_Hole?make_node(AST_Undefined,retValue):retValue;if(!flatten)values.unshift(retValue);while(--i>=0){var value=elements[i];if(value instanceof AST_Expansion)break FLATTEN;value=value.drop_side_effect_free(compressor);if(value)values.unshift(value);else index--}if(flatten){values.push(retValue);return make_sequence(self,values).optimize(compressor)}else return make_node(AST_Sub,self,{expression:make_node(AST_Array,expr,{elements:values}),property:make_node(AST_Number,prop,{value:index})})}}var ev=self.evaluate(compressor);if(ev!==self){ev=make_node_from_constant(ev,self).optimize(compressor);return best_of(compressor,ev,self)}return self});AST_Lambda.DEFMETHOD("contains_this",function(){var result;var self=this;self.walk(new TreeWalker(function(node){if(result)return true;if(node instanceof AST_This)return result=true;if(node!==self&&node instanceof AST_Scope&&!(node instanceof AST_Arrow))return true}));return result});AST_PropAccess.DEFMETHOD("flatten_object",function(key,compressor){if(!compressor.option("properties"))return;var arrows=compressor.option("unsafe_arrows")&&compressor.option("ecma")>=6;var expr=this.expression;if(expr instanceof AST_Object){var props=expr.properties;for(var i=props.length;--i>=0;){var prop=props[i];if(""+(prop instanceof AST_ConciseMethod?prop.key.name:prop.key)==key){if(!all(props,function(prop){return prop instanceof AST_ObjectKeyVal||arrows&&prop instanceof AST_ConciseMethod&&!prop.is_generator}))break;var value=prop.value;if((value instanceof AST_Accessor||value instanceof AST_Function)&&!(compressor.parent()instanceof AST_New)&&value.contains_this())break;return make_node(AST_Sub,this,{expression:make_node(AST_Array,expr,{elements:props.map(function(prop){var v=prop.value;if(v instanceof AST_Accessor)v=make_node(AST_Function,v,v);var k=prop.key;if(k instanceof AST_Node&&!(k instanceof AST_SymbolMethod)){return make_sequence(prop,[k,v])}return v})}),property:make_node(AST_Number,this,{value:i})})}}}});OPT(AST_Dot,function(self,compressor){var def=self.resolve_defines(compressor);if(def){return def.optimize(compressor)}if(compressor.option("unsafe_proto")&&self.expression instanceof AST_Dot&&self.expression.property=="prototype"){var exp=self.expression.expression;if(is_undeclared_ref(exp))switch(exp.name){case"Array":self.expression=make_node(AST_Array,self.expression,{elements:[]});break;case"Object":self.expression=make_node(AST_Object,self.expression,{properties:[]});break;case"String":self.expression=make_node(AST_String,self.expression,{value:""});break}}if(is_lhs(self,compressor.parent()))return self;var sub=self.flatten_object(self.property,compressor);if(sub)return sub.optimize(compressor);var ev=self.evaluate(compressor);if(ev!==self){ev=make_node_from_constant(ev,self).optimize(compressor);return best_of(compressor,ev,self)}return self});function literals_in_boolean_context(self,compressor){if(compressor.in_boolean_context()){return best_of(compressor,self,make_sequence(self,[self,make_node(AST_True,self)]).optimize(compressor))}return self}OPT(AST_Array,literals_in_boolean_context);OPT(AST_Object,literals_in_boolean_context);OPT(AST_RegExp,literals_in_boolean_context);OPT(AST_Return,function(self,compressor){if(self.value&&is_undefined(self.value,compressor)){self.value=null}return self});OPT(AST_Arrow,function(self,compressor){if(!(self.body instanceof AST_Node))tighten_body(self.body,compressor);if(compressor.option("arrows")&&self.body.length==1&&self.body[0]instanceof AST_Return){var value=self.body[0].value;self.body=value?value:[]}return self});OPT(AST_Function,function(self,compressor){tighten_body(self.body,compressor);if(compressor.option("unsafe_arrows")&&compressor.option("ecma")>=6&&!self.name&&!self.is_generator&&!self.uses_arguments&&!self.uses_eval){var has_special_symbol=false;self.walk(new TreeWalker(function(node){if(has_special_symbol)return true;if(node instanceof AST_This){has_special_symbol=true;return true}}));if(!has_special_symbol)return make_node(AST_Arrow,self,self).optimize(compressor)}return self});OPT(AST_Class,function(self,compressor){return self});OPT(AST_Yield,function(self,compressor){if(self.expression&&!self.is_star&&is_undefined(self.expression,compressor)){self.expression=null}return self});OPT(AST_VarDef,function(self,compressor){var defines=compressor.option("global_defs");if(defines&&HOP(defines,self.name.name)){compressor.warn("global_defs "+self.name.name+" redefined [{file}:{line},{col}]",self.start)}return self});OPT(AST_TemplateString,function(self,compressor){if(!compressor.option("evaluate")||compressor.parent()instanceof AST_PrefixedTemplateString)return self;var segments=[];for(var i=0;i<self.segments.length;i++){var segment=self.segments[i];if(segment instanceof AST_Node){var result=segment.evaluate(compressor);if(result!==segment&&(result+"").length<=segment.print_to_string().length+"${}".length){segments[segments.length-1].value=segments[segments.length-1].value+result+self.segments[++i].value;continue}}segments.push(segment)}self.segments=segments;return segments.length==1?make_node(AST_String,self,segments[0]):self});OPT(AST_PrefixedTemplateString,function(self,compressor){return self});function lift_key(self,compressor){if(!compressor.option("computed_props"))return self;if(!(self.key instanceof AST_Constant))return self;if(self.key instanceof AST_String||self.key instanceof AST_Number){if(self.key.value=="constructor"&&compressor.parent()instanceof AST_Class)return self;if(self instanceof AST_ObjectKeyVal){self.key=self.key.value}else{self.key=make_node(AST_SymbolMethod,self.key,{name:self.key.value})}}return self}OPT(AST_ObjectProperty,lift_key);OPT(AST_ConciseMethod,function(self,compressor){lift_key(self,compressor);if(compressor.option("arrows")&&compressor.parent()instanceof AST_Object&&self.value.body.length==1&&self.value.body[0]instanceof AST_Return&&self.value.body[0].value&&!self.value.contains_this()){var arrow=make_node(AST_Arrow,self.value,self.value);arrow.async=self.async;arrow.is_generator=self.is_generator;return make_node(AST_ObjectKeyVal,self,{key:self.key instanceof AST_SymbolMethod?self.key.name:self.key,value:arrow,quote:self.quote})}return self});OPT(AST_ObjectKeyVal,function(self,compressor){lift_key(self,compressor);var unsafe_methods=compressor.option("unsafe_methods");if(unsafe_methods&&compressor.option("ecma")>=6&&(!(unsafe_methods instanceof RegExp)||unsafe_methods.test(self.key+""))){var key=self.key;var value=self.value;var is_arrow_with_block=value instanceof AST_Arrow&&Array.isArray(value.body)&&!value.contains_this();if((is_arrow_with_block||value instanceof AST_Function)&&!value.name){return make_node(AST_ConciseMethod,self,{async:value.async,is_generator:value.is_generator,key:key instanceof AST_Node?key:make_node(AST_SymbolMethod,self,{name:key}),value:make_node(AST_Accessor,value,value),quote:self.quote})}}return self})})();/*********************************************************************** +"use strict";function Compressor(options,false_by_default){if(!(this instanceof Compressor))return new Compressor(options,false_by_default);TreeTransformer.call(this,this.before,this.after);this.options=defaults(options,{arrows:!false_by_default,booleans:!false_by_default,collapse_vars:!false_by_default,comparisons:!false_by_default,computed_props:!false_by_default,conditionals:!false_by_default,dead_code:!false_by_default,drop_console:false,drop_debugger:!false_by_default,ecma:5,evaluate:!false_by_default,expression:false,global_defs:{},hoist_funs:false,hoist_props:!false_by_default,hoist_vars:false,ie8:false,if_return:!false_by_default,inline:!false_by_default,join_vars:!false_by_default,keep_classnames:false,keep_fargs:true,keep_fnames:false,keep_infinity:false,loops:!false_by_default,negate_iife:!false_by_default,passes:1,properties:!false_by_default,pure_getters:!false_by_default&&"strict",pure_funcs:null,reduce_funcs:!false_by_default,reduce_vars:!false_by_default,sequences:!false_by_default,side_effects:!false_by_default,switches:!false_by_default,top_retain:null,toplevel:!!(options&&options["top_retain"]),typeofs:!false_by_default,unsafe:false,unsafe_arrows:false,unsafe_comps:false,unsafe_Func:false,unsafe_math:false,unsafe_methods:false,unsafe_proto:false,unsafe_regexp:false,unused:!false_by_default,warnings:false},true);var global_defs=this.options["global_defs"];if(typeof global_defs=="object")for(var key in global_defs){if(/^@/.test(key)&&HOP(global_defs,key)){global_defs[key.slice(1)]=parse(global_defs[key],{expression:true})}}var pure_funcs=this.options["pure_funcs"];if(typeof pure_funcs=="function"){this.pure_funcs=pure_funcs}else{this.pure_funcs=pure_funcs?function(node){return pure_funcs.indexOf(node.expression.print_to_string())<0}:return_true}var top_retain=this.options["top_retain"];if(top_retain instanceof RegExp){this.top_retain=function(def){return top_retain.test(def.name)}}else if(typeof top_retain=="function"){this.top_retain=top_retain}else if(top_retain){if(typeof top_retain=="string"){top_retain=top_retain.split(/,/)}this.top_retain=function(def){return top_retain.indexOf(def.name)>=0}}var toplevel=this.options["toplevel"];this.toplevel=typeof toplevel=="string"?{funcs:/funcs/.test(toplevel),vars:/vars/.test(toplevel)}:{funcs:toplevel,vars:toplevel};var sequences=this.options["sequences"];this.sequences_limit=sequences==1?800:sequences|0;this.warnings_produced={}}Compressor.prototype=new TreeTransformer;merge(Compressor.prototype,{option:function(key){return this.options[key]},exposed:function(def){if(def.export)return true;if(def.global)for(var i=0,len=def.orig.length;i<len;i++)if(!this.toplevel[def.orig[i]instanceof AST_SymbolDefun?"funcs":"vars"])return true;return false},in_boolean_context:function(){if(!this.option("booleans"))return false;var self=this.self();for(var i=0,p;p=this.parent(i);i++){if(p instanceof AST_SimpleStatement||p instanceof AST_Conditional&&p.condition===self||p instanceof AST_DWLoop&&p.condition===self||p instanceof AST_For&&p.condition===self||p instanceof AST_If&&p.condition===self||p instanceof AST_UnaryPrefix&&p.operator=="!"&&p.expression===self){return true}if(p instanceof AST_Binary&&(p.operator=="&&"||p.operator=="||")||p instanceof AST_Conditional||p.tail_node()===self){self=p}else{return false}}},compress:function(node){if(this.option("expression")){node.process_expression(true)}var passes=+this.options.passes||1;var last_count=1/0;var mangle={ie8:this.option("ie8")};for(var pass=0;pass<passes;pass++){node.figure_out_scope(mangle);if(pass>0||this.option("reduce_vars"))node.reset_opt_flags(this);node=node.transform(this);if(passes>1){var count=0;node.walk(new TreeWalker(function(){count++}));this.info("pass "+pass+": last_count: "+last_count+", count: "+count);if(count>=last_count)break;last_count=count}}if(this.option("expression")){node.process_expression(false)}return node},info:function(){if(this.options.warnings=="verbose"){AST_Node.warn.apply(AST_Node,arguments)}},warn:function(text,props){if(this.options.warnings){var message=string_template(text,props);if(!(message in this.warnings_produced)){this.warnings_produced[message]=true;AST_Node.warn.apply(AST_Node,arguments)}}},clear_warnings:function(){this.warnings_produced={}},before:function(node,descend,in_list){if(node._squeezed)return node;var was_scope=false;if(node instanceof AST_Scope){node=node.hoist_properties(this);node=node.hoist_declarations(this);was_scope=true}descend(node,this);descend(node,this);var opt=node.optimize(this);if(was_scope&&opt instanceof AST_Scope){opt.drop_unused(this);descend(opt,this)}if(opt===node)opt._squeezed=true;return opt}});(function(){function OPT(node,optimizer){node.DEFMETHOD("optimize",function(compressor){var self=this;if(self._optimized)return self;if(compressor.has_directive("use asm"))return self;var opt=optimizer(self,compressor);opt._optimized=true;return opt})}OPT(AST_Node,function(self,compressor){return self});AST_Node.DEFMETHOD("equivalent_to",function(node){return this.TYPE==node.TYPE&&this.print_to_string()==node.print_to_string()});AST_Scope.DEFMETHOD("process_expression",function(insert,compressor){var self=this;var tt=new TreeTransformer(function(node){if(insert&&node instanceof AST_SimpleStatement){return make_node(AST_Return,node,{value:node.body})}if(!insert&&node instanceof AST_Return){if(compressor){var value=node.value&&node.value.drop_side_effect_free(compressor,true);return value?make_node(AST_SimpleStatement,node,{body:value}):make_node(AST_EmptyStatement,node)}return make_node(AST_SimpleStatement,node,{body:node.value||make_node(AST_UnaryPrefix,node,{operator:"void",expression:make_node(AST_Number,node,{value:0})})})}if(node instanceof AST_Class||node instanceof AST_Lambda&&node!==self){return node}if(node instanceof AST_Block){var index=node.body.length-1;if(index>=0){node.body[index]=node.body[index].transform(tt)}}else if(node instanceof AST_If){node.body=node.body.transform(tt);if(node.alternative){node.alternative=node.alternative.transform(tt)}}else if(node instanceof AST_With){node.body=node.body.transform(tt)}return node});self.transform(tt)});(function(def){def(AST_Node,noop);function reset_def(compressor,def){def.direct_access=false;def.escaped=false;if(def.scope.uses_eval||def.scope.uses_with){def.fixed=false}else if(def.orig[0]instanceof AST_SymbolConst||!compressor.exposed(def)){def.fixed=undefined}else{def.fixed=false}def.recursive_refs=0;def.references=[];def.should_replace=undefined;def.single_use=undefined}function reset_variables(compressor,node){node.variables.each(function(def){reset_def(compressor,def)})}function reset_block_variables(compressor,node){if(node.block_scope)node.block_scope.variables.each(function(def){reset_def(compressor,def)})}function push(tw){tw.safe_ids=Object.create(tw.safe_ids)}function pop(tw){tw.safe_ids=Object.getPrototypeOf(tw.safe_ids)}function mark(tw,def,safe){tw.safe_ids[def.id]=safe}function safe_to_read(tw,def){if(tw.safe_ids[def.id]){if(def.fixed==null){var orig=def.orig[0];if(orig instanceof AST_SymbolFunarg||orig.name=="arguments")return false;def.fixed=make_node(AST_Undefined,orig)}return true}return def.fixed instanceof AST_Defun}function safe_to_assign(tw,def,value){if(!HOP(tw.safe_ids,def.id))return false;if(!safe_to_read(tw,def))return false;if(def.fixed===false)return false;if(def.fixed!=null&&(!value||def.references.length>0))return false;return all(def.orig,function(sym){return!(sym instanceof AST_SymbolConst||sym instanceof AST_SymbolDefun||sym instanceof AST_SymbolLambda)})}function ref_once(tw,compressor,def){return compressor.option("unused")&&!def.scope.uses_eval&&!def.scope.uses_with&&def.references.length-def.recursive_refs==1&&tw.loop_ids[def.id]===tw.in_loop}function is_immutable(value){if(!value)return false;return value.is_constant()||value instanceof AST_Lambda||value instanceof AST_This}function read_property(obj,key){if(key instanceof AST_Constant)key=key.getValue();if(key instanceof AST_Node)return null;var value;if(obj instanceof AST_Array){var elements=obj.elements;if(key=="length")return make_node_from_constant(elements.length,obj);if(typeof key=="number"&&key in elements)value=elements[key]}else if(obj instanceof AST_Object){var props=obj.properties;for(var i=props.length;--i>=0;){var prop=props[i];if(!(prop instanceof AST_ObjectKeyVal))return;if(!value&&props[i].key===key)value=props[i].value}}return value instanceof AST_SymbolRef&&value.fixed_value()||value}function is_modified(tw,node,value,level,immutable){var parent=tw.parent(level);if(is_lhs(node,parent)||!immutable&&parent instanceof AST_Call&&parent.expression===node&&!(value instanceof AST_Arrow)&&!(value instanceof AST_Class)&&(!(value instanceof AST_Function)||!(parent instanceof AST_New)&&value.contains_this())){return true}else if(parent instanceof AST_Array){return is_modified(tw,parent,parent,level+1)}else if(parent instanceof AST_ObjectKeyVal&&node===parent.value){var obj=tw.parent(level+1);return is_modified(tw,obj,obj,level+2)}else if(parent instanceof AST_PropAccess&&parent.expression===node){return!immutable&&is_modified(tw,parent,read_property(value,parent.property),level+1)}}function mark_escaped(tw,d,scope,node,value,level,depth){var parent=tw.parent(level);if(value){if(value.is_constant())return;if(value instanceof AST_ClassExpression)return}if(parent instanceof AST_Assign&&parent.operator=="="&&node===parent.right||parent instanceof AST_Call&&node!==parent.expression||parent instanceof AST_Exit&&node===parent.value&&node.scope!==d.scope||parent instanceof AST_VarDef&&node===parent.value||parent instanceof AST_Yield&&node===parent.value&&node.scope!==d.scope){if(depth>1&&!(value&&value.is_constant_expression(scope)))depth=1;if(!d.escaped||d.escaped>depth)d.escaped=depth;return}else if(parent instanceof AST_Array||parent instanceof AST_Await||parent instanceof AST_Binary&&lazy_op(parent.operator)||parent instanceof AST_Conditional&&node!==parent.condition||parent instanceof AST_Expansion||parent instanceof AST_Sequence&&node===parent.tail_node()){mark_escaped(tw,d,scope,parent,parent,level+1,depth)}else if(parent instanceof AST_ObjectKeyVal&&node===parent.value){var obj=tw.parent(level+1);mark_escaped(tw,d,scope,obj,obj,level+2,depth)}else if(parent instanceof AST_PropAccess&&node===parent.expression){value=read_property(value,parent.property);mark_escaped(tw,d,scope,parent,value,level+1,depth+1);if(value)return}if(level==0)d.direct_access=true}var suppressor=new TreeWalker(function(node){if(!(node instanceof AST_Symbol))return;var d=node.definition();if(!d)return;if(node instanceof AST_SymbolRef)d.references.push(node);d.fixed=false});def(AST_Accessor,function(tw,descend){push(tw);descend();pop(tw);return true});def(AST_Arrow,mark_func_expr);def(AST_Assign,function(tw){var node=this;if(node.left instanceof AST_Destructuring){node.left.walk(suppressor);return}if(node.operator!="="||!(node.left instanceof AST_SymbolRef))return;var d=node.left.definition();if(safe_to_assign(tw,d,node.right)||d.fixed===undefined&&all(d.orig,function(sym){return sym instanceof AST_SymbolVar})){d.references.push(node.left);d.fixed=function(){return node.right};mark(tw,d,false);node.right.walk(tw);mark(tw,d,true);return true}});def(AST_Binary,function(tw){if(!lazy_op(this.operator))return;this.left.walk(tw);push(tw);this.right.walk(tw);pop(tw);return true});def(AST_Block,function(tw,descend,compressor){reset_block_variables(compressor,this)});def(AST_ClassExpression,function(tw,descend){this.inlined=false;push(tw);descend();pop(tw);return true});def(AST_Conditional,function(tw){this.condition.walk(tw);push(tw);this.consequent.walk(tw);pop(tw);push(tw);this.alternative.walk(tw);pop(tw);return true});function mark_def_node(tw,descend,compressor){reset_variables(compressor,this);this.inlined=false;var d=this.name.definition();if(compressor.exposed(d)||safe_to_read(tw,d)){d.fixed=false}else{d.fixed=this;d.single_use=ref_once(tw,compressor,d);tw.loop_ids[d.id]=tw.in_loop;mark(tw,d,true)}var save_ids=tw.safe_ids;tw.safe_ids=Object.create(null);descend();tw.safe_ids=save_ids;return true}def(AST_DefClass,mark_def_node);def(AST_Defun,mark_def_node);def(AST_Do,function(tw,descend,compressor){reset_block_variables(compressor,this);var saved_loop=tw.in_loop;tw.in_loop=this;push(tw);this.body.walk(tw);this.condition.walk(tw);pop(tw);tw.in_loop=saved_loop;return true});def(AST_For,function(tw,descend,compressor){reset_block_variables(compressor,this);if(this.init)this.init.walk(tw);var saved_loop=tw.in_loop;tw.in_loop=this;if(this.condition){push(tw);this.condition.walk(tw);pop(tw)}push(tw);this.body.walk(tw);pop(tw);if(this.step){push(tw);this.step.walk(tw);pop(tw)}tw.in_loop=saved_loop;return true});def(AST_ForIn,function(tw,descend,compressor){reset_block_variables(compressor,this);this.init.walk(suppressor);this.object.walk(tw);var saved_loop=tw.in_loop;tw.in_loop=this;push(tw);this.body.walk(tw);pop(tw);tw.in_loop=saved_loop;return true});function mark_func_expr(tw,descend,compressor){var node=this;reset_variables(compressor,node);node.inlined=false;push(tw);var iife;if(!node.name&&(iife=tw.parent())instanceof AST_Call&&iife.expression===node){node.argnames.forEach(function(arg,i){if(!arg.definition)return;var d=arg.definition();if(!node.uses_arguments&&d.fixed===undefined){d.fixed=function(){return iife.args[i]||make_node(AST_Undefined,iife)};tw.loop_ids[d.id]=tw.in_loop;mark(tw,d,true)}else{d.fixed=false}})}descend();pop(tw);return true}def(AST_Function,mark_func_expr);def(AST_If,function(tw){this.condition.walk(tw);push(tw);this.body.walk(tw);pop(tw);if(this.alternative){push(tw);this.alternative.walk(tw);pop(tw)}return true});def(AST_LabeledStatement,function(tw){push(tw);this.body.walk(tw);pop(tw);return true});def(AST_SwitchBranch,function(tw,descend){push(tw);descend();pop(tw);return true});def(AST_SymbolCatch,function(){this.definition().fixed=false});def(AST_SymbolRef,function(tw,descend,compressor){var d=this.definition();d.references.push(this);if(d.references.length==1&&!d.fixed&&d.orig[0]instanceof AST_SymbolDefun){tw.loop_ids[d.id]=tw.in_loop}var value;if(d.fixed===undefined||!safe_to_read(tw,d)||d.single_use=="m"){d.fixed=false}else if(d.fixed){value=this.fixed_value();if(value instanceof AST_Lambda&&recursive_ref(tw,d)){d.recursive_refs++}else if(value&&!compressor.exposed(d)&&ref_once(tw,compressor,d)){d.single_use=value instanceof AST_Lambda||value instanceof AST_Class||d.scope===this.scope&&value.is_constant_expression()}else{d.single_use=false}if(is_modified(tw,this,value,0,is_immutable(value))){if(d.single_use){d.single_use="m"}else{d.fixed=false}}}mark_escaped(tw,d,this.scope,this,value,0,1)});def(AST_Toplevel,function(tw,descend,compressor){this.globals.each(function(def){reset_def(compressor,def)});reset_variables(compressor,this)});def(AST_Try,function(tw,descend,compressor){reset_block_variables(compressor,this);push(tw);walk_body(this,tw);pop(tw);if(this.bcatch){push(tw);this.bcatch.walk(tw);pop(tw)}if(this.bfinally)this.bfinally.walk(tw);return true});def(AST_VarDef,function(tw,descend){var node=this;if(node.name instanceof AST_Destructuring){node.name.walk(suppressor);return}var d=node.name.definition();if(d.fixed===undefined||safe_to_assign(tw,d,node.value)){if(node.value){d.fixed=function(){return node.value};tw.loop_ids[d.id]=tw.in_loop;mark(tw,d,false);descend()}else{d.fixed=null}mark(tw,d,true);return true}else if(node.value){d.fixed=false}});def(AST_While,function(tw,descend,compressor){reset_block_variables(compressor,this);var saved_loop=tw.in_loop;tw.in_loop=this;push(tw);this.condition.walk(tw);this.body.walk(tw);pop(tw);tw.in_loop=saved_loop;return true})})(function(node,func){node.DEFMETHOD("reduce_vars",func)});AST_Toplevel.DEFMETHOD("reset_opt_flags",function(compressor){var reduce_vars=compressor.option("reduce_vars");var tw=new TreeWalker(function(node,descend){node._squeezed=false;node._optimized=false;if(reduce_vars)return node.reduce_vars(tw,descend,compressor)});tw.safe_ids=Object.create(null);tw.in_loop=null;tw.loop_ids=Object.create(null);this.walk(tw)});AST_Symbol.DEFMETHOD("fixed_value",function(){var fixed=this.definition().fixed;if(!fixed||fixed instanceof AST_Node)return fixed;return fixed()});AST_SymbolRef.DEFMETHOD("is_immutable",function(){var orig=this.definition().orig;return orig.length==1&&orig[0]instanceof AST_SymbolLambda});function is_func_expr(node){return node instanceof AST_Arrow||node instanceof AST_Function}function is_lhs_read_only(lhs){if(lhs instanceof AST_This)return true;if(lhs instanceof AST_SymbolRef)return lhs.definition().orig[0]instanceof AST_SymbolLambda;if(lhs instanceof AST_PropAccess){lhs=lhs.expression;if(lhs instanceof AST_SymbolRef){if(lhs.is_immutable())return false;lhs=lhs.fixed_value()}if(!lhs)return true;if(lhs instanceof AST_RegExp)return false;if(lhs instanceof AST_Constant)return true;return is_lhs_read_only(lhs)}return false}function is_ref_of(ref,type){if(!(ref instanceof AST_SymbolRef))return false;var orig=ref.definition().orig;for(var i=orig.length;--i>=0;){if(orig[i]instanceof type)return true}}function find_variable(compressor,name){var scope,i=0;while(scope=compressor.parent(i++)){if(scope instanceof AST_Scope)break;if(scope instanceof AST_Catch){scope=scope.argname.definition().scope;break}}return scope.find_variable(name)}function make_node(ctor,orig,props){if(!props)props={};if(orig){if(!props.start)props.start=orig.start;if(!props.end)props.end=orig.end}return new ctor(props)}function make_sequence(orig,expressions){if(expressions.length==1)return expressions[0];return make_node(AST_Sequence,orig,{expressions:expressions.reduce(merge_sequence,[])})}function make_node_from_constant(val,orig){switch(typeof val){case"string":return make_node(AST_String,orig,{value:val});case"number":if(isNaN(val))return make_node(AST_NaN,orig);if(isFinite(val)){return 1/val<0?make_node(AST_UnaryPrefix,orig,{operator:"-",expression:make_node(AST_Number,orig,{value:-val})}):make_node(AST_Number,orig,{value:val})}return val<0?make_node(AST_UnaryPrefix,orig,{operator:"-",expression:make_node(AST_Infinity,orig)}):make_node(AST_Infinity,orig);case"boolean":return make_node(val?AST_True:AST_False,orig);case"undefined":return make_node(AST_Undefined,orig);default:if(val===null){return make_node(AST_Null,orig,{value:null})}if(val instanceof RegExp){return make_node(AST_RegExp,orig,{value:val})}throw new Error(string_template("Can't handle constant of type: {type}",{type:typeof val}))}}function maintain_this_binding(parent,orig,val){if(parent instanceof AST_UnaryPrefix&&parent.operator=="delete"||parent instanceof AST_Call&&parent.expression===orig&&(val instanceof AST_PropAccess||val instanceof AST_SymbolRef&&val.name=="eval")){return make_sequence(orig,[make_node(AST_Number,orig,{value:0}),val])}return val}function merge_sequence(array,node){if(node instanceof AST_Sequence){array.push.apply(array,node.expressions)}else{array.push(node)}return array}function as_statement_array(thing){if(thing===null)return[];if(thing instanceof AST_BlockStatement)return thing.body;if(thing instanceof AST_EmptyStatement)return[];if(thing instanceof AST_Statement)return[thing];throw new Error("Can't convert thing to statement array")}function is_empty(thing){if(thing===null)return true;if(thing instanceof AST_EmptyStatement)return true;if(thing instanceof AST_BlockStatement)return thing.body.length==0;return false}function can_be_evicted_from_block(node){return!(node instanceof AST_DefClass||node instanceof AST_Defun||node instanceof AST_Let||node instanceof AST_Const||node instanceof AST_Export||node instanceof AST_Import)}function loop_body(x){if(x instanceof AST_Switch)return x;if(x instanceof AST_For||x instanceof AST_ForIn||x instanceof AST_DWLoop){return x.body instanceof AST_BlockStatement?x.body:x}return x}function is_iife_call(node){if(node.TYPE!="Call")return false;return node.expression instanceof AST_Function||is_iife_call(node.expression)}function is_undeclared_ref(node){return node instanceof AST_SymbolRef&&node.definition().undeclared}var global_names=makePredicate("Array Boolean clearInterval clearTimeout console Date decodeURI decodeURIComponent encodeURI encodeURIComponent Error escape eval EvalError Function isFinite isNaN JSON Math Number parseFloat parseInt RangeError ReferenceError RegExp Object setInterval setTimeout String SyntaxError TypeError unescape URIError");AST_SymbolRef.DEFMETHOD("is_declared",function(compressor){return!this.definition().undeclared||compressor.option("unsafe")&&global_names(this.name)});var identifier_atom=makePredicate("Infinity NaN undefined");function is_identifier_atom(node){return node instanceof AST_Infinity||node instanceof AST_NaN||node instanceof AST_Undefined}function tighten_body(statements,compressor){var CHANGED,max_iter=10;do{CHANGED=false;eliminate_spurious_blocks(statements);if(compressor.option("dead_code")){eliminate_dead_code(statements,compressor)}if(compressor.option("if_return")){handle_if_return(statements,compressor)}if(compressor.sequences_limit>0){sequencesize(statements,compressor)}if(compressor.option("join_vars")){join_consecutive_vars(statements,compressor)}if(compressor.option("collapse_vars")){collapse(statements,compressor)}}while(CHANGED&&max_iter-- >0);function collapse(statements,compressor){var scope=compressor.find_parent(AST_Scope).get_defun_scope();if(scope.uses_eval||scope.uses_with)return statements;var args;var candidates=[];var in_try=compressor.self()instanceof AST_Try;var stat_index=statements.length;var scanner=new TreeTransformer(function(node,descend){if(abort)return node;if(node instanceof AST_Switch){if(!hit){if(node!==hit_stack[hit_index])return node;hit_index++}node.expression=node.expression.transform(scanner);for(var i=0,len=node.body.length;!abort&&i<len;i++){var branch=node.body[i];if(branch instanceof AST_Case){if(!hit){if(branch!==hit_stack[hit_index])continue;hit_index++}branch.expression=branch.expression.transform(scanner);if(side_effects||!replace_all)break}}abort=true;return node}if(!hit){if(node!==hit_stack[hit_index])return node;hit_index++;if(hit_index<hit_stack.length)return;hit=true;stop_after=find_stop(node,0);if(stop_after===node)abort=true;return node}var parent=scanner.parent();if(node instanceof AST_Assign&&node.operator!="="&&lhs.equivalent_to(node.left)||node instanceof AST_Await||node instanceof AST_Call&&lhs instanceof AST_PropAccess&&lhs.equivalent_to(node.expression)||node instanceof AST_Debugger||node instanceof AST_Destructuring||node instanceof AST_IterationStatement&&!(node instanceof AST_For)||node instanceof AST_Try||node instanceof AST_With||parent instanceof AST_For&&node!==parent.init||(side_effects||!replace_all)&&(node instanceof AST_SymbolRef&&!node.is_declared(compressor))){abort=true;return node}if(can_replace&&!(node instanceof AST_SymbolDeclaration)&&lhs.equivalent_to(node)){if(is_lhs(node,parent)){if(value_def)replaced++;return node}CHANGED=abort=true;replaced++;compressor.info("Collapsing {name} [{file}:{line},{col}]",{name:node.print_to_string(),file:node.start.file,line:node.start.line,col:node.start.col});if(candidate instanceof AST_UnaryPostfix){return make_node(AST_UnaryPrefix,candidate,candidate)}if(candidate instanceof AST_VarDef){if(value_def){abort=false;return node}var def=candidate.name.definition();var value=candidate.value;if(def.references.length-def.replaced==1&&!compressor.exposed(def)){def.replaced++;if(funarg&&is_identifier_atom(value)){return value.transform(compressor)}else{return maintain_this_binding(parent,node,value)}}return make_node(AST_Assign,candidate,{operator:"=",left:make_node(AST_SymbolRef,candidate.name,candidate.name),right:value})}candidate.write_only=false;return candidate}var sym;if(node instanceof AST_Call||node instanceof AST_Exit||node instanceof AST_PropAccess&&(side_effects||node.expression.may_throw_on_access(compressor))||node instanceof AST_SymbolRef&&(lvalues[node.name]||side_effects&&!references_in_scope(node.definition()))||(sym=lhs_or_def(node))&&(sym instanceof AST_PropAccess||sym.name in lvalues)||may_throw&&(in_try?node.has_side_effects(compressor):side_effects_external(node))||(side_effects||!replace_all)&&(parent instanceof AST_Binary&&lazy_op(parent.operator)||parent instanceof AST_Conditional||parent instanceof AST_If)){stop_after=node;if(node instanceof AST_Scope)abort=true}if(node instanceof AST_Scope)return node},function(node){if(!abort&&stop_after===node)abort=true});var multi_replacer=new TreeTransformer(function(node){if(abort)return node;if(!hit){if(node!==hit_stack[hit_index])return node;hit_index++;if(hit_index<hit_stack.length)return;hit=true;return node}if(node instanceof AST_SymbolRef&&node.name==def.name){if(!--replaced)abort=true;if(is_lhs(node,multi_replacer.parent()))return node;def.replaced++;value_def.replaced--;return candidate.value}if(node instanceof AST_Default||node instanceof AST_Scope)return node});while(--stat_index>=0){if(stat_index==0&&compressor.option("unused"))extract_args();var hit_stack=[];extract_candidates(statements[stat_index]);while(candidates.length>0){hit_stack=candidates.pop();var hit_index=0;var candidate=hit_stack[hit_stack.length-1];var value_def=null;var stop_after=null;var lhs=get_lhs(candidate);if(!lhs||is_lhs_read_only(lhs)||lhs.has_side_effects(compressor))continue;var lvalues=get_lvalues(candidate);if(lhs instanceof AST_SymbolRef)lvalues[lhs.name]=false;var replace_all=value_def;if(!replace_all&&lhs instanceof AST_SymbolRef){var def=lhs.definition();if(def.references.length-def.replaced==(candidate instanceof AST_VarDef?1:2)){replace_all=true}}var side_effects=value_has_side_effects(candidate);var may_throw=candidate.may_throw(compressor);var funarg=candidate.name instanceof AST_SymbolFunarg;var hit=funarg;var abort=false,replaced=0,can_replace=!args||!hit;if(!can_replace){for(var j=compressor.self().argnames.lastIndexOf(candidate.name)+1;!abort&&j<args.length;j++){args[j].transform(scanner)}can_replace=true}for(var i=stat_index;!abort&&i<statements.length;i++){statements[i].transform(scanner)}if(value_def){var def=candidate.name.definition();if(abort&&def.references.length-def.replaced>replaced)replaced=false;else{abort=false;hit_index=0;hit=funarg;for(var i=stat_index;!abort&&i<statements.length;i++){statements[i].transform(multi_replacer)}value_def.single_use=false}}if(replaced&&!remove_candidate(candidate))statements.splice(stat_index,1)}}function has_overlapping_symbol(fn,arg,fn_strict){var found=false,scan_this=!(fn instanceof AST_Arrow);arg.walk(new TreeWalker(function(node,descend){if(found)return true;if(node instanceof AST_SymbolRef&&fn.variables.has(node.name)){var s=node.definition().scope;if(s!==scope)while(s=s.parent_scope){if(s===scope)return true}return found=true}if((fn_strict||scan_this)&&node instanceof AST_This){return found=true}if(node instanceof AST_Scope&&!(node instanceof AST_Arrow)){var prev=scan_this;scan_this=false;descend();scan_this=prev;return true}}));return found}function extract_args(){var iife,fn=compressor.self();if(is_func_expr(fn)&&!fn.name&&!fn.uses_arguments&&!fn.uses_eval&&(iife=compressor.parent())instanceof AST_Call&&iife.expression===fn&&all(iife.args,function(arg){return!(arg instanceof AST_Expansion)})){var fn_strict=compressor.has_directive("use strict");if(fn_strict&&!member(fn_strict,fn.body))fn_strict=false;var len=fn.argnames.length;args=iife.args.slice(len);var names=Object.create(null);for(var i=len;--i>=0;){var sym=fn.argnames[i];var arg=iife.args[i];args.unshift(make_node(AST_VarDef,sym,{name:sym,value:arg}));if(sym.name in names)continue;names[sym.name]=true;if(sym instanceof AST_Expansion){var elements=iife.args.slice(i);if(all(elements,function(arg){return!has_overlapping_symbol(fn,arg,fn_strict)})){candidates.unshift([make_node(AST_VarDef,sym,{name:sym.expression,value:make_node(AST_Array,iife,{elements:elements})})])}}else{if(!arg)arg=make_node(AST_Undefined,sym).transform(compressor);else if(has_overlapping_symbol(fn,arg,fn_strict))arg=null;if(arg)candidates.unshift([make_node(AST_VarDef,sym,{name:sym,value:arg})])}}}}function extract_candidates(expr){hit_stack.push(expr);if(expr instanceof AST_Assign){if(!expr.left.has_side_effects(compressor)){candidates.push(hit_stack.slice())}}else if(expr instanceof AST_Unary){if(expr.operator=="++"||expr.operator=="--"){candidates.push(hit_stack.slice())}}else if(expr instanceof AST_Call){extract_candidates(expr.expression);expr.args.forEach(extract_candidates)}else if(expr instanceof AST_Case){extract_candidates(expr.expression)}else if(expr instanceof AST_Conditional){extract_candidates(expr.condition);extract_candidates(expr.consequent);extract_candidates(expr.alternative)}else if(expr instanceof AST_Definitions&&(compressor.option("unused")||!(expr instanceof AST_Const))){expr.definitions.forEach(extract_candidates)}else if(expr instanceof AST_Exit){if(expr.value)extract_candidates(expr.value)}else if(expr instanceof AST_For){if(expr.init)extract_candidates(expr.init)}else if(expr instanceof AST_If){extract_candidates(expr.condition)}else if(expr instanceof AST_Sequence){expr.expressions.forEach(extract_candidates)}else if(expr instanceof AST_SimpleStatement){extract_candidates(expr.body)}else if(expr instanceof AST_Switch){extract_candidates(expr.expression);expr.body.forEach(extract_candidates)}else if(expr instanceof AST_VarDef){if(expr.value)candidates.push(hit_stack.slice())}hit_stack.pop()}function find_stop(node,level){var parent=scanner.parent(level);if(parent instanceof AST_Call)return node;if(parent instanceof AST_Case)return node;if(parent instanceof AST_Conditional)return node;if(parent instanceof AST_Exit)return node;if(parent instanceof AST_If)return node;if(parent instanceof AST_Sequence)return find_stop(parent,level+1);if(parent instanceof AST_Switch)return node;return null}function mangleable_var(var_def){var value=var_def.value;if(!(value instanceof AST_SymbolRef))return;if(value.name=="arguments")return;var def=value.definition();if(def.undeclared)return;return value_def=def}function get_lhs(expr){if(expr instanceof AST_VarDef&&expr.name instanceof AST_SymbolDeclaration){var def=expr.name.definition();if(!member(expr.name,def.orig))return;var declared=def.orig.length-def.eliminated;var referenced=def.references.length-def.replaced;if(declared>1&&!(expr.name instanceof AST_SymbolFunarg)||(referenced>1?mangleable_var(expr):!compressor.exposed(def))){return make_node(AST_SymbolRef,expr.name,expr.name)}}else{var lhs=expr[expr instanceof AST_Assign?"left":"expression"];return!is_ref_of(lhs,AST_SymbolConst)&&lhs}}function get_rvalue(expr){return expr[expr instanceof AST_Assign?"right":"value"]}function get_lvalues(expr){var lvalues=Object.create(null);if(expr instanceof AST_Unary)return lvalues;var tw=new TreeWalker(function(node,descend){var sym=node;while(sym instanceof AST_PropAccess)sym=sym.expression;if(sym instanceof AST_SymbolRef||sym instanceof AST_This){lvalues[sym.name]=lvalues[sym.name]||is_lhs(node,tw.parent())}});get_rvalue(expr).walk(tw);return lvalues}function lhs_or_def(node){if(node instanceof AST_VarDef)return node.value&&node.name;return is_lhs(node.left,node)}function remove_candidate(expr){if(expr.name instanceof AST_SymbolFunarg){var iife=compressor.parent(),argnames=compressor.self().argnames;var index=argnames.indexOf(expr.name);if(index<0){iife.args.length=Math.min(iife.args.length,argnames.length-1)}else{var args=iife.args;if(args[index])args[index]=make_node(AST_Number,args[index],{value:0})}return true}var found=false;return statements[stat_index].transform(new TreeTransformer(function(node,descend,in_list){if(found)return node;if(node===expr||node.body===expr){found=true;if(node instanceof AST_VarDef){node.value=null;return node}return in_list?MAP.skip:null}},function(node){if(node instanceof AST_Sequence)switch(node.expressions.length){case 0:return null;case 1:return node.expressions[0]}}))}function value_has_side_effects(expr){if(expr instanceof AST_Unary)return false;return get_rvalue(expr).has_side_effects(compressor)}function references_in_scope(def){if(def.orig.length==1&&def.orig[0]instanceof AST_SymbolDefun)return true;if(def.scope.get_defun_scope()!==scope)return false;return def.references.every(function(ref){return ref.scope.get_defun_scope()===scope})}function side_effects_external(node,lhs){if(node instanceof AST_Assign){return side_effects_external(node.left,true)||side_effects_external(node.right)}if(node instanceof AST_Definitions)return false;if(node instanceof AST_Unary)return side_effects_external(node.expression,true);if(node instanceof AST_VarDef)return node.value&&side_effects_external(node.value);if(lhs){if(node instanceof AST_Dot)return side_effects_external(node.expression,true);if(node instanceof AST_Sub){return side_effects_external(node.expression,true)||side_effects_external(node.property)}if(node instanceof AST_SymbolRef)return node.definition().scope!==scope}return node.has_side_effects(compressor)}}function eliminate_spurious_blocks(statements){var seen_dirs=[];for(var i=0;i<statements.length;){var stat=statements[i];if(stat instanceof AST_BlockStatement&&all(stat.body,can_be_evicted_from_block)){CHANGED=true;eliminate_spurious_blocks(stat.body);[].splice.apply(statements,[i,1].concat(stat.body));i+=stat.body.length}else if(stat instanceof AST_EmptyStatement){CHANGED=true;statements.splice(i,1)}else if(stat instanceof AST_Directive){if(seen_dirs.indexOf(stat.value)<0){i++;seen_dirs.push(stat.value)}else{CHANGED=true;statements.splice(i,1)}}else i++}}function handle_if_return(statements,compressor){var self=compressor.self();var multiple_if_returns=has_multiple_if_returns(statements);var in_lambda=self instanceof AST_Lambda;for(var i=statements.length;--i>=0;){var stat=statements[i];var next=statements[i+1];if(in_lambda&&!next&&stat instanceof AST_Return){if(!stat.value){CHANGED=true;statements.length--;continue}if(stat.value instanceof AST_UnaryPrefix&&stat.value.operator=="void"){CHANGED=true;statements[i]=make_node(AST_SimpleStatement,stat,{body:stat.value.expression});continue}}if(stat instanceof AST_If){var ab=aborts(stat.body);if(can_merge_flow(ab)){if(ab.label){remove(ab.label.thedef.references,ab)}CHANGED=true;stat=stat.clone();stat.condition=stat.condition.negate(compressor);var body=as_statement_array_with_return(stat.body,ab);stat.body=make_node(AST_BlockStatement,stat,{body:as_statement_array(stat.alternative).concat(extract_functions())});stat.alternative=make_node(AST_BlockStatement,stat,{body:body});statements[i]=stat.transform(compressor);continue}var ab=aborts(stat.alternative);if(can_merge_flow(ab)){if(ab.label){remove(ab.label.thedef.references,ab)}CHANGED=true;stat=stat.clone();stat.body=make_node(AST_BlockStatement,stat.body,{body:as_statement_array(stat.body).concat(extract_functions())});var body=as_statement_array_with_return(stat.alternative,ab);stat.alternative=make_node(AST_BlockStatement,stat.alternative,{body:body});statements[i]=stat.transform(compressor);continue}}if(stat instanceof AST_If&&stat.body instanceof AST_Return){var value=stat.body.value;if(!value&&!stat.alternative&&(in_lambda&&!next||next instanceof AST_Return&&!next.value)){CHANGED=true;statements[i]=make_node(AST_SimpleStatement,stat.condition,{body:stat.condition});continue}if(value&&!stat.alternative&&next instanceof AST_Return&&next.value){CHANGED=true;stat=stat.clone();stat.alternative=next;statements.splice(i,2,stat.transform(compressor));continue}if(multiple_if_returns&&in_lambda&&value&&!stat.alternative&&(!next||next instanceof AST_Return)){CHANGED=true;stat=stat.clone();stat.alternative=next||make_node(AST_Return,stat,{value:null});statements.splice(i,next?2:1,stat.transform(compressor));continue}var prev=statements[i-1];if(compressor.option("sequences")&&in_lambda&&!stat.alternative&&prev instanceof AST_If&&prev.body instanceof AST_Return&&i+2==statements.length&&next instanceof AST_SimpleStatement){CHANGED=true;stat=stat.clone();stat.alternative=make_node(AST_BlockStatement,next,{body:[next,make_node(AST_Return,next,{value:null})]});statements.splice(i,2,stat.transform(compressor));continue}}}function has_multiple_if_returns(statements){var n=0;for(var i=statements.length;--i>=0;){var stat=statements[i];if(stat instanceof AST_If&&stat.body instanceof AST_Return){if(++n>1)return true}}return false}function is_return_void(value){return!value||value instanceof AST_UnaryPrefix&&value.operator=="void"}function can_merge_flow(ab){if(!ab)return false;for(var j=i+1,len=statements.length;j<len;j++){var stat=statements[j];if(stat instanceof AST_Const||stat instanceof AST_Let)return false}var lct=ab instanceof AST_LoopControl?compressor.loopcontrol_target(ab):null;return ab instanceof AST_Return&&in_lambda&&is_return_void(ab.value)||ab instanceof AST_Continue&&self===loop_body(lct)||ab instanceof AST_Break&&lct instanceof AST_BlockStatement&&self===lct}function extract_functions(){var tail=statements.slice(i+1);statements.length=i+1;return tail.filter(function(stat){if(stat instanceof AST_Defun){statements.push(stat);return false}return true})}function as_statement_array_with_return(node,ab){var body=as_statement_array(node).slice(0,-1);if(ab.value){body.push(make_node(AST_SimpleStatement,ab.value,{body:ab.value.expression}))}return body}}function eliminate_dead_code(statements,compressor){var has_quit;var self=compressor.self();for(var i=0,n=0,len=statements.length;i<len;i++){var stat=statements[i];if(stat instanceof AST_LoopControl){var lct=compressor.loopcontrol_target(stat);if(stat instanceof AST_Break&&!(lct instanceof AST_IterationStatement)&&loop_body(lct)===self||stat instanceof AST_Continue&&loop_body(lct)===self){if(stat.label){remove(stat.label.thedef.references,stat)}}else{statements[n++]=stat}}else{statements[n++]=stat}if(aborts(stat)){has_quit=statements.slice(i+1);break}}statements.length=n;CHANGED=n!=len;if(has_quit)has_quit.forEach(function(stat){extract_declarations_from_unreachable_code(compressor,stat,statements)})}function sequencesize(statements,compressor){if(statements.length<2)return;var seq=[],n=0;function push_seq(){if(!seq.length)return;var body=make_sequence(seq[0],seq);statements[n++]=make_node(AST_SimpleStatement,body,{body:body});seq=[]}for(var i=0,len=statements.length;i<len;i++){var stat=statements[i];if(stat instanceof AST_SimpleStatement){if(seq.length>=compressor.sequences_limit)push_seq();var body=stat.body;if(seq.length>0)body=body.drop_side_effect_free(compressor);if(body)merge_sequence(seq,body)}else{push_seq();statements[n++]=stat}}push_seq();statements.length=n;sequencesize_2(statements,compressor);CHANGED=statements.length!=len}function sequencesize_2(statements,compressor){function cons_seq(right){n--;var left=prev.body;return make_sequence(left,[left,right]).transform(compressor)}var n=0,prev;for(var i=0,len=statements.length;i<len;i++){var stat=statements[i];if(prev){if(stat instanceof AST_For&&!(stat.init instanceof AST_Definitions)){var abort=false;prev.body.walk(new TreeWalker(function(node){if(abort||node instanceof AST_Scope)return true;if(node instanceof AST_Binary&&node.operator=="in"){abort=true;return true}}));if(!abort){if(stat.init)stat.init=cons_seq(stat.init);else{stat.init=prev.body;n--}}}else if(stat instanceof AST_If){stat.condition=cons_seq(stat.condition)}else if(stat instanceof AST_With){stat.expression=cons_seq(stat.expression)}else if(stat instanceof AST_Exit&&stat.value){stat.value=cons_seq(stat.value)}else if(stat instanceof AST_Exit){stat.value=cons_seq(make_node(AST_Undefined,stat).transform(compressor))}else if(stat instanceof AST_Switch){stat.expression=cons_seq(stat.expression)}}statements[n++]=stat;prev=stat instanceof AST_SimpleStatement?stat:null}statements.length=n}function join_consecutive_vars(statements,compressor){for(var i=0,j=-1,len=statements.length;i<len;i++){var stat=statements[i];var prev=statements[j];if(stat instanceof AST_Definitions&&prev&&prev.TYPE==stat.TYPE){prev.definitions=prev.definitions.concat(stat.definitions);CHANGED=true}else if(stat instanceof AST_For&&prev instanceof AST_Var&&(!stat.init||stat.init.TYPE==prev.TYPE)){CHANGED=true;if(stat.init){stat.init.definitions=prev.definitions.concat(stat.init.definitions)}else{stat.init=prev}statements[j]=stat}else{statements[++j]=stat}}statements.length=j+1}}function extract_declarations_from_unreachable_code(compressor,stat,target){if(!(stat instanceof AST_Defun)){compressor.warn("Dropping unreachable code [{file}:{line},{col}]",stat.start)}stat.walk(new TreeWalker(function(node){if(node instanceof AST_Var){compressor.warn("Declarations in unreachable code! [{file}:{line},{col}]",node.start);node.remove_initializers();target.push(node);return true}if(node instanceof AST_Defun&&(node===stat||!compressor.has_directive("use strict"))){target.push(node===stat?node:make_node(AST_Var,node,{definitions:[make_node(AST_VarDef,node,{name:make_node(AST_SymbolVar,node.name,node.name),value:null})]}));return true}if(node instanceof AST_Scope){return true}}))}function is_undefined(node,compressor){return node.is_undefined||node instanceof AST_Undefined||node instanceof AST_UnaryPrefix&&node.operator=="void"&&!node.expression.has_side_effects(compressor)}(function(def){AST_Node.DEFMETHOD("may_throw_on_access",function(compressor){return!compressor.option("pure_getters")||this._dot_throw(compressor)});function is_strict(compressor){return/strict/.test(compressor.option("pure_getters"))}def(AST_Node,is_strict);def(AST_Null,return_true);def(AST_Undefined,return_true);def(AST_Constant,return_false);def(AST_Array,return_false);def(AST_Object,function(compressor){if(!is_strict(compressor))return false;for(var i=this.properties.length;--i>=0;)if(this.properties[i]._dot_throw(compressor))return true;return false});def(AST_ObjectProperty,return_false);def(AST_ObjectGetter,return_true);def(AST_Expansion,function(compressor){return this.expression._dot_throw(compressor)});def(AST_Function,return_false);def(AST_Arrow,return_false);def(AST_UnaryPostfix,return_false);def(AST_UnaryPrefix,function(){return this.operator=="void"});def(AST_Binary,function(compressor){return(this.operator=="&&"||this.operator=="||")&&(this.left._dot_throw(compressor)||this.right._dot_throw(compressor))});def(AST_Assign,function(compressor){return this.operator=="="&&this.right._dot_throw(compressor)});def(AST_Conditional,function(compressor){return this.consequent._dot_throw(compressor)||this.alternative._dot_throw(compressor)});def(AST_Dot,function(compressor){if(!is_strict(compressor))return false;if(this.expression instanceof AST_Function&&this.property=="prototype")return false;return true});def(AST_Sequence,function(compressor){return this.tail_node()._dot_throw(compressor)});def(AST_SymbolRef,function(compressor){if(this.is_undefined)return true;if(!is_strict(compressor))return false;if(is_undeclared_ref(this)&&this.is_declared(compressor))return false;if(this.is_immutable())return false;var fixed=this.fixed_value();return!fixed||fixed._dot_throw(compressor)})})(function(node,func){node.DEFMETHOD("_dot_throw",func)});(function(def){var unary_bool=["!","delete"];var binary_bool=["in","instanceof","==","!=","===","!==","<","<=",">=",">"];def(AST_Node,return_false);def(AST_UnaryPrefix,function(){return member(this.operator,unary_bool)});def(AST_Binary,function(){return member(this.operator,binary_bool)||lazy_op(this.operator)&&this.left.is_boolean()&&this.right.is_boolean()});def(AST_Conditional,function(){return this.consequent.is_boolean()&&this.alternative.is_boolean()});def(AST_Assign,function(){return this.operator=="="&&this.right.is_boolean()});def(AST_Sequence,function(){return this.tail_node().is_boolean()});def(AST_True,return_true);def(AST_False,return_true)})(function(node,func){node.DEFMETHOD("is_boolean",func)});(function(def){def(AST_Node,return_false);def(AST_Number,return_true);var unary=makePredicate("+ - ~ ++ --");def(AST_Unary,function(){return unary(this.operator)});var binary=makePredicate("- * / % & | ^ << >> >>>");def(AST_Binary,function(compressor){return binary(this.operator)||this.operator=="+"&&this.left.is_number(compressor)&&this.right.is_number(compressor)});def(AST_Assign,function(compressor){return binary(this.operator.slice(0,-1))||this.operator=="="&&this.right.is_number(compressor)});def(AST_Sequence,function(compressor){return this.tail_node().is_number(compressor)});def(AST_Conditional,function(compressor){return this.consequent.is_number(compressor)&&this.alternative.is_number(compressor)})})(function(node,func){node.DEFMETHOD("is_number",func)});(function(def){def(AST_Node,return_false);def(AST_String,return_true);def(AST_TemplateString,function(){return this.segments.length===1});def(AST_UnaryPrefix,function(){return this.operator=="typeof"});def(AST_Binary,function(compressor){return this.operator=="+"&&(this.left.is_string(compressor)||this.right.is_string(compressor))});def(AST_Assign,function(compressor){return(this.operator=="="||this.operator=="+=")&&this.right.is_string(compressor)});def(AST_Sequence,function(compressor){return this.tail_node().is_string(compressor)});def(AST_Conditional,function(compressor){return this.consequent.is_string(compressor)&&this.alternative.is_string(compressor)})})(function(node,func){node.DEFMETHOD("is_string",func)});var lazy_op=makePredicate("&& ||");var unary_side_effects=makePredicate("delete ++ --");function is_lhs(node,parent){if(parent instanceof AST_Unary&&unary_side_effects(parent.operator))return parent.expression;if(parent instanceof AST_Assign&&parent.left===node)return node}(function(def){AST_Node.DEFMETHOD("resolve_defines",function(compressor){if(!compressor.option("global_defs"))return;var def=this._find_defs(compressor,"");if(def){var node,parent=this,level=0;do{node=parent;parent=compressor.parent(level++)}while(parent instanceof AST_PropAccess&&parent.expression===node);if(is_lhs(node,parent)){compressor.warn("global_defs "+this.print_to_string()+" redefined [{file}:{line},{col}]",this.start)}else{return def}}});function to_node(value,orig){if(value instanceof AST_Node)return make_node(value.CTOR,orig,value);if(Array.isArray(value))return make_node(AST_Array,orig,{elements:value.map(function(value){return to_node(value,orig)})});if(value&&typeof value=="object"){var props=[];for(var key in value)if(HOP(value,key)){props.push(make_node(AST_ObjectKeyVal,orig,{key:key,value:to_node(value[key],orig)}))}return make_node(AST_Object,orig,{properties:props})}return make_node_from_constant(value,orig)}def(AST_Node,noop);def(AST_Dot,function(compressor,suffix){return this.expression._find_defs(compressor,"."+this.property+suffix)});def(AST_SymbolRef,function(compressor,suffix){if(!this.global())return;var name;var defines=compressor.option("global_defs");if(defines&&HOP(defines,name=this.name+suffix)){var node=to_node(defines[name],this);var top=compressor.find_parent(AST_Toplevel);node.walk(new TreeWalker(function(node){if(node instanceof AST_SymbolRef){node.scope=top;node.thedef=top.def_global(node)}}));return node}})})(function(node,func){node.DEFMETHOD("_find_defs",func)});function best_of_expression(ast1,ast2){return ast1.print_to_string().length>ast2.print_to_string().length?ast2:ast1}function best_of_statement(ast1,ast2){return best_of_expression(make_node(AST_SimpleStatement,ast1,{body:ast1}),make_node(AST_SimpleStatement,ast2,{body:ast2})).body}function best_of(compressor,ast1,ast2){return(first_in_statement(compressor)?best_of_statement:best_of_expression)(ast1,ast2)}(function(def){AST_Node.DEFMETHOD("evaluate",function(compressor){if(!compressor.option("evaluate"))return this;var val=this._eval(compressor,1);return!val||val instanceof RegExp||typeof val!="object"?val:this});var unaryPrefix=makePredicate("! ~ - + void");AST_Node.DEFMETHOD("is_constant",function(){if(this instanceof AST_Constant){return!(this instanceof AST_RegExp)}else{return this instanceof AST_UnaryPrefix&&this.expression instanceof AST_Constant&&unaryPrefix(this.operator)}});def(AST_Statement,function(){throw new Error(string_template("Cannot evaluate a statement [{file}:{line},{col}]",this.start))});def(AST_Lambda,return_this);def(AST_Class,return_this);def(AST_Node,return_this);def(AST_Constant,function(){return this.getValue()});def(AST_TemplateString,function(){if(this.segments.length!==1)return this;return this.segments[0].value});def(AST_Array,function(compressor,depth){if(compressor.option("unsafe")){var elements=[];for(var i=0,len=this.elements.length;i<len;i++){var element=this.elements[i];if(element instanceof AST_Function)continue;var value=element._eval(compressor,depth);if(element===value)return this;elements.push(value)}return elements}return this});def(AST_Object,function(compressor,depth){if(compressor.option("unsafe")){var val={};for(var i=0,len=this.properties.length;i<len;i++){var prop=this.properties[i];if(prop instanceof AST_Expansion)return this;var key=prop.key;if(key instanceof AST_Symbol){key=key.name}else if(key instanceof AST_Node){key=key._eval(compressor,depth);if(key===prop.key)return this}if(typeof Object.prototype[key]==="function"){return this}if(prop.value instanceof AST_Function)continue;val[key]=prop.value._eval(compressor,depth);if(val[key]===prop.value)return this}return val}return this});def(AST_UnaryPrefix,function(compressor,depth){var e=this.expression;if(compressor.option("typeofs")&&this.operator=="typeof"&&(e instanceof AST_Lambda||e instanceof AST_SymbolRef&&e.fixed_value()instanceof AST_Lambda)){return typeof function(){}}e=e._eval(compressor,depth);if(e===this.expression)return this;switch(this.operator){case"!":return!e;case"typeof":if(e instanceof RegExp)return this;return typeof e;case"void":return void e;case"~":return~e;case"-":return-e;case"+":return+e}return this});def(AST_Binary,function(compressor,depth){var left=this.left._eval(compressor,depth);if(left===this.left)return this;var right=this.right._eval(compressor,depth);if(right===this.right)return this;var result;switch(this.operator){case"&&":result=left&&right;break;case"||":result=left||right;break;case"|":result=left|right;break;case"&":result=left&right;break;case"^":result=left^right;break;case"+":result=left+right;break;case"*":result=left*right;break;case"**":result=Math.pow(left,right);break;case"/":result=left/right;break;case"%":result=left%right;break;case"-":result=left-right;break;case"<<":result=left<<right;break;case">>":result=left>>right;break;case">>>":result=left>>>right;break;case"==":result=left==right;break;case"===":result=left===right;break;case"!=":result=left!=right;break;case"!==":result=left!==right;break;case"<":result=left<right;break;case"<=":result=left<=right;break;case">":result=left>right;break;case">=":result=left>=right;break;default:return this}if(isNaN(result)&&compressor.find_parent(AST_With)){return this}return result});def(AST_Conditional,function(compressor,depth){var condition=this.condition._eval(compressor,depth);if(condition===this.condition)return this;var node=condition?this.consequent:this.alternative;var value=node._eval(compressor,depth);return value===node?this:value});def(AST_SymbolRef,function(compressor,depth){var fixed=this.fixed_value();if(!fixed)return this;var value;if(HOP(fixed,"_eval")){value=fixed._eval()}else{this._eval=return_this;value=fixed._eval(compressor,depth);delete this._eval;if(value===fixed)return this;fixed._eval=function(){return value}}if(value&&typeof value=="object"){var escaped=this.definition().escaped;if(escaped&&depth>escaped)return this}return value});var global_objs={Array:Array,Math:Math,Number:Number,String:String};function convert_to_predicate(obj){for(var key in obj){obj[key]=makePredicate(obj[key])}}var static_values={Math:["E","LN10","LN2","LOG2E","LOG10E","PI","SQRT1_2","SQRT2"],Number:["MAX_VALUE","MIN_VALUE","NaN","NEGATIVE_INFINITY","POSITIVE_INFINITY"]};convert_to_predicate(static_values);def(AST_PropAccess,function(compressor,depth){if(compressor.option("unsafe")){var key=this.property;if(key instanceof AST_Node){key=key._eval(compressor,depth);if(key===this.property)return this}var exp=this.expression;var val;if(is_undeclared_ref(exp)){if(!(static_values[exp.name]||return_false)(key))return this;val=global_objs[exp.name]}else{val=exp._eval(compressor,depth+1);if(!val||val===exp||!HOP(val,key))return this}return val[key]}return this});var object_fns=["constructor","toString","valueOf"];var native_fns={Array:["indexOf","join","lastIndexOf","slice"].concat(object_fns),Boolean:object_fns,Number:["toExponential","toFixed","toPrecision"].concat(object_fns),RegExp:["test"].concat(object_fns),String:["charAt","charCodeAt","concat","indexOf","italics","lastIndexOf","match","replace","search","slice","split","substr","substring","trim"].concat(object_fns)};convert_to_predicate(native_fns);var static_fns={Array:["isArray"],Math:["abs","acos","asin","atan","ceil","cos","exp","floor","log","round","sin","sqrt","tan","atan2","pow","max","min"],Number:["isFinite","isNaN"],String:["fromCharCode"]};convert_to_predicate(static_fns);def(AST_Call,function(compressor,depth){var exp=this.expression;if(compressor.option("unsafe")&&exp instanceof AST_PropAccess){var key=exp.property;if(key instanceof AST_Node){key=key._eval(compressor,depth);if(key===exp.property)return this}var val;var e=exp.expression;if(is_undeclared_ref(e)){if(!(static_fns[e.name]||return_false)(key))return this;val=global_objs[e.name]}else{val=e._eval(compressor,depth+1);if(val===e||!(val&&native_fns[val.constructor.name]||return_false)(key))return this}var args=[];for(var i=0,len=this.args.length;i<len;i++){var arg=this.args[i];var value=arg._eval(compressor,depth);if(arg===value)return this;args.push(value)}return val[key].apply(val,args)}return this});def(AST_New,return_this)})(function(node,func){node.DEFMETHOD("_eval",func)});(function(def){function basic_negation(exp){return make_node(AST_UnaryPrefix,exp,{operator:"!",expression:exp})}function best(orig,alt,first_in_statement){var negated=basic_negation(orig);if(first_in_statement){var stat=make_node(AST_SimpleStatement,alt,{body:alt});return best_of_expression(negated,stat)===stat?alt:negated}return best_of_expression(negated,alt)}def(AST_Node,function(){return basic_negation(this)});def(AST_Statement,function(){throw new Error("Cannot negate a statement")});def(AST_Function,function(){return basic_negation(this)});def(AST_Arrow,function(){return basic_negation(this)});def(AST_UnaryPrefix,function(){if(this.operator=="!")return this.expression;return basic_negation(this)});def(AST_Sequence,function(compressor){var expressions=this.expressions.slice();expressions.push(expressions.pop().negate(compressor));return make_sequence(this,expressions)});def(AST_Conditional,function(compressor,first_in_statement){var self=this.clone();self.consequent=self.consequent.negate(compressor);self.alternative=self.alternative.negate(compressor);return best(this,self,first_in_statement)});def(AST_Binary,function(compressor,first_in_statement){var self=this.clone(),op=this.operator;if(compressor.option("unsafe_comps")){switch(op){case"<=":self.operator=">";return self;case"<":self.operator=">=";return self;case">=":self.operator="<";return self;case">":self.operator="<=";return self}}switch(op){case"==":self.operator="!=";return self;case"!=":self.operator="==";return self;case"===":self.operator="!==";return self;case"!==":self.operator="===";return self;case"&&":self.operator="||";self.left=self.left.negate(compressor,first_in_statement);self.right=self.right.negate(compressor);return best(this,self,first_in_statement);case"||":self.operator="&&";self.left=self.left.negate(compressor,first_in_statement);self.right=self.right.negate(compressor);return best(this,self,first_in_statement)}return basic_negation(this)})})(function(node,func){node.DEFMETHOD("negate",function(compressor,first_in_statement){return func.call(this,compressor,first_in_statement)})});var global_pure_fns=makePredicate("Boolean decodeURI decodeURIComponent Date encodeURI encodeURIComponent Error escape EvalError isFinite isNaN Number Object parseFloat parseInt RangeError ReferenceError String SyntaxError TypeError unescape URIError");AST_Call.DEFMETHOD("is_expr_pure",function(compressor){if(compressor.option("unsafe")){var expr=this.expression;if(is_undeclared_ref(expr)&&global_pure_fns(expr.name))return true}return this.pure||!compressor.pure_funcs(this)});(function(def){def(AST_Node,return_true);def(AST_EmptyStatement,return_false);def(AST_Constant,return_false);def(AST_This,return_false);function any(list,compressor){for(var i=list.length;--i>=0;)if(list[i].has_side_effects(compressor))return true;return false}def(AST_Block,function(compressor){return any(this.body,compressor)});def(AST_Call,function(compressor){return!this.is_expr_pure(compressor)||any(this.args,compressor)});def(AST_Switch,function(compressor){return this.expression.has_side_effects(compressor)||any(this.body,compressor)});def(AST_Case,function(compressor){return this.expression.has_side_effects(compressor)||any(this.body,compressor)});def(AST_Try,function(compressor){return any(this.body,compressor)||this.bcatch&&this.bcatch.has_side_effects(compressor)||this.bfinally&&this.bfinally.has_side_effects(compressor)});def(AST_If,function(compressor){return this.condition.has_side_effects(compressor)||this.body&&this.body.has_side_effects(compressor)||this.alternative&&this.alternative.has_side_effects(compressor)});def(AST_LabeledStatement,function(compressor){return this.body.has_side_effects(compressor)});def(AST_SimpleStatement,function(compressor){return this.body.has_side_effects(compressor)});def(AST_Lambda,return_false);def(AST_Class,return_false);def(AST_DefClass,return_true);def(AST_Binary,function(compressor){return this.left.has_side_effects(compressor)||this.right.has_side_effects(compressor)});def(AST_Assign,return_true);def(AST_Conditional,function(compressor){return this.condition.has_side_effects(compressor)||this.consequent.has_side_effects(compressor)||this.alternative.has_side_effects(compressor)});def(AST_Unary,function(compressor){return unary_side_effects(this.operator)||this.expression.has_side_effects(compressor)});def(AST_SymbolRef,function(compressor){return!this.is_declared(compressor)});def(AST_SymbolDeclaration,return_false);def(AST_Object,function(compressor){return any(this.properties,compressor)});def(AST_ObjectProperty,function(compressor){if(this.key instanceof AST_ObjectKeyVal&&this.key.has_side_effects(compressor))return true;return this.value.has_side_effects(compressor)});def(AST_Array,function(compressor){return any(this.elements,compressor)});def(AST_Dot,function(compressor){return this.expression.may_throw_on_access(compressor)||this.expression.has_side_effects(compressor)});def(AST_Sub,function(compressor){return this.expression.may_throw_on_access(compressor)||this.expression.has_side_effects(compressor)||this.property.has_side_effects(compressor)});def(AST_Sequence,function(compressor){return any(this.expressions,compressor)});def(AST_Definitions,function(compressor){return any(this.definitions,compressor)});def(AST_VarDef,function(compressor){return this.value});def(AST_TemplateSegment,return_false);def(AST_TemplateString,function(compressor){return any(this.segments,compressor)})})(function(node,func){node.DEFMETHOD("has_side_effects",func)});(function(def){def(AST_Node,return_true);def(AST_Class,return_false);def(AST_Constant,return_false);def(AST_EmptyStatement,return_false);def(AST_Lambda,return_false);def(AST_SymbolDeclaration,return_false);def(AST_This,return_false);function any(list,compressor){for(var i=list.length;--i>=0;)if(list[i].may_throw(compressor))return true;return false}def(AST_Array,function(compressor){return any(this.elements,compressor)});def(AST_Assign,function(compressor){return this.operator!="="&&this.left.may_throw(compressor)||this.right.may_throw(compressor)});def(AST_Binary,function(compressor){return this.left.may_throw(compressor)||this.right.may_throw(compressor)});def(AST_Block,function(compressor){return any(this.body,compressor)});def(AST_Call,function(compressor){if(any(this.args,compressor))return true;if(this.is_expr_pure(compressor))return false;if(this.expression.may_throw(compressor))return true;return!(this.expression instanceof AST_Lambda)||any(this.expression.body,compressor)});def(AST_Case,function(compressor){return this.expression.may_throw(compressor)||any(this.body,compressor)});def(AST_Conditional,function(compressor){return this.condition.may_throw(compressor)||this.consequent.may_throw(compressor)||this.alternative.may_throw(compressor)});def(AST_Definitions,function(compressor){return any(this.definitions,compressor)});def(AST_Dot,function(compressor){return this.expression.may_throw_on_access(compressor)||this.expression.may_throw(compressor)});def(AST_If,function(compressor){return this.condition.may_throw(compressor)||this.body&&this.body.may_throw(compressor)||this.alternative&&this.alternative.may_throw(compressor)});def(AST_LabeledStatement,function(compressor){return this.body.may_throw(compressor)});def(AST_Object,function(compressor){return any(this.properties,compressor)});def(AST_ObjectProperty,function(compressor){return this.value.may_throw(compressor)});def(AST_Sequence,function(compressor){return any(this.expressions,compressor)});def(AST_SimpleStatement,function(compressor){return this.body.may_throw(compressor)});def(AST_Sub,function(compressor){return this.expression.may_throw_on_access(compressor)||this.expression.may_throw(compressor)||this.property.may_throw(compressor)});def(AST_Switch,function(compressor){return this.expression.may_throw(compressor)||any(this.body,compressor)});def(AST_SymbolRef,function(compressor){return!this.is_declared(compressor)});def(AST_Try,function(compressor){return any(this.body,compressor)||this.bcatch&&this.bcatch.may_throw(compressor)||this.bfinally&&this.bfinally.may_throw(compressor)});def(AST_Unary,function(compressor){if(this.operator=="typeof"&&this.expression instanceof AST_SymbolRef)return false;return this.expression.may_throw(compressor)});def(AST_VarDef,function(compressor){if(!this.value)return false;return this.value.may_throw(compressor)})})(function(node,func){node.DEFMETHOD("may_throw",func)});(function(def){function all(list){for(var i=list.length;--i>=0;)if(!list[i].is_constant_expression())return false;return true}function all_refs_local(scope){var self=this;var result=true;self.walk(new TreeWalker(function(node){if(!result)return true;if(node instanceof AST_SymbolRef){if(self.inlined){result=false;return true}var def=node.definition();if(member(def,self.enclosed)&&!self.variables.has(def.name)){if(scope){var scope_def=scope.find_variable(node);if(def.undeclared?!scope_def:scope_def===def){result="f";return true}}result=false}return true}if(node instanceof AST_This&&self instanceof AST_Arrow){result=false;return true}}));return result}def(AST_Node,return_false);def(AST_Constant,return_true);def(AST_Class,all_refs_local);def(AST_Lambda,all_refs_local);def(AST_Unary,function(){return this.expression.is_constant_expression()});def(AST_Binary,function(){return this.left.is_constant_expression()&&this.right.is_constant_expression()});def(AST_Array,function(){return all(this.elements)});def(AST_Object,function(){return all(this.properties)});def(AST_ObjectProperty,function(){return!(this.key instanceof AST_Node)&&this.value.is_constant_expression()})})(function(node,func){node.DEFMETHOD("is_constant_expression",func)});function aborts(thing){return thing&&thing.aborts()}(function(def){def(AST_Statement,return_null);def(AST_Jump,return_this);function block_aborts(){var n=this.body.length;return n>0&&aborts(this.body[n-1])}def(AST_Import,function(){return null});def(AST_BlockStatement,block_aborts);def(AST_SwitchBranch,block_aborts);def(AST_If,function(){return this.alternative&&aborts(this.body)&&aborts(this.alternative)&&this})})(function(node,func){node.DEFMETHOD("aborts",func)});OPT(AST_Directive,function(self,compressor){if(compressor.has_directive(self.value)!==self){return make_node(AST_EmptyStatement,self)}return self});OPT(AST_Debugger,function(self,compressor){if(compressor.option("drop_debugger"))return make_node(AST_EmptyStatement,self);return self});OPT(AST_LabeledStatement,function(self,compressor){if(self.body instanceof AST_Break&&compressor.loopcontrol_target(self.body)===self.body){return make_node(AST_EmptyStatement,self)}return self.label.references.length==0?self.body:self});OPT(AST_Block,function(self,compressor){tighten_body(self.body,compressor);return self});OPT(AST_BlockStatement,function(self,compressor){tighten_body(self.body,compressor);switch(self.body.length){case 1:if(!compressor.has_directive("use strict")&&compressor.parent()instanceof AST_If||can_be_evicted_from_block(self.body[0])){return self.body[0]}break;case 0:return make_node(AST_EmptyStatement,self)}return self});AST_Scope.DEFMETHOD("drop_unused",function(compressor){if(!compressor.option("unused"))return;if(compressor.has_directive("use asm"))return;var self=this;if(self.uses_eval||self.uses_with)return;var drop_funcs=!(self instanceof AST_Toplevel)||compressor.toplevel.funcs;var drop_vars=!(self instanceof AST_Toplevel)||compressor.toplevel.vars;var assign_as_unused=/keep_assign/.test(compressor.option("unused"))?return_false:function(node){if(node instanceof AST_Assign&&(node.write_only||node.operator=="=")){return node.left}if(node instanceof AST_Unary&&node.write_only)return node.expression};var in_use=[];var in_use_ids=Object.create(null);if(self instanceof AST_Toplevel&&compressor.top_retain){self.variables.each(function(def){if(compressor.top_retain(def)&&!(def.id in in_use_ids)){in_use_ids[def.id]=true;in_use.push(def)}})}var var_defs_by_id=new Dictionary;var initializations=new Dictionary;var destructuring_value=null;var scope=this;var tw=new TreeWalker(function(node,descend){if(node===self)return;if(node instanceof AST_Defun||node instanceof AST_DefClass){var node_def=node.name.definition();var in_export=tw.parent()instanceof AST_Export;if(in_export||!drop_funcs&&scope===self){if(node_def.global&&!(node_def.id in in_use_ids)){in_use_ids[node_def.id]=true;in_use.push(node_def)}}initializations.add(node_def.id,node);return true}if(node instanceof AST_SymbolFunarg&&scope===self){var_defs_by_id.add(node.definition().id,node)}if(node instanceof AST_Definitions&&scope===self){var in_export=tw.parent()instanceof AST_Export;node.definitions.forEach(function(def){if(def.name instanceof AST_SymbolVar){var_defs_by_id.add(def.name.definition().id,def)}if(in_export||!drop_vars){def.name.walk(new TreeWalker(function(node){if(node instanceof AST_SymbolDeclaration){var def=node.definition();if((in_export||def.global)&&!(def.id in in_use_ids)){in_use_ids[def.id]=true;in_use.push(def)}}}))}if(def.value){if(def.name instanceof AST_Destructuring){var destructuring_cache=destructuring_value;destructuring_value=def.value;def.walk(tw);destructuring_value=destructuring_cache}else{initializations.add(def.name.definition().id,def.value)}if(def.value.has_side_effects(compressor)){def.value.walk(tw)}}});return true}if(node.destructuring&&destructuring_value){initializations.add(node.name,destructuring_value)}return scan_ref_scoped(node,descend)});self.walk(tw);tw=new TreeWalker(scan_ref_scoped);for(var i=0;i<in_use.length;i++){var init=initializations.get(in_use[i].id);if(init)init.forEach(function(init){init.walk(tw)})}var tt=new TreeTransformer(function before(node,descend,in_list){var parent=tt.parent();if(drop_vars){var sym=assign_as_unused(node);if(sym instanceof AST_SymbolRef&&!((sym=sym.definition()).id in in_use_ids)&&(drop_vars||!sym.global)){if(node instanceof AST_Assign){return maintain_this_binding(parent,node,node.right.transform(tt))}return make_node(AST_Number,node,{value:0})}}if(scope!==self)return;if(node.name&&(!compressor.option("keep_classnames")&&node instanceof AST_ClassExpression||!compressor.option("keep_fnames")&&node instanceof AST_Function)){var def=node.name.definition();if(!(def.id in in_use_ids)||def.orig.length>1)node.name=null}if(node instanceof AST_Lambda&&!(node instanceof AST_Accessor)){var trim=!compressor.option("keep_fargs");for(var a=node.argnames,i=a.length;--i>=0;){var sym=a[i];if(sym instanceof AST_Expansion){sym=sym.expression}if(sym instanceof AST_DefaultAssign){sym=sym.left}if(!(sym instanceof AST_Destructuring)&&!(sym.definition().id in in_use_ids)){sym.__unused=true;if(trim){a.pop();compressor[sym.unreferenced()?"warn":"info"]("Dropping unused function argument {name} [{file}:{line},{col}]",template(sym))}}else{trim=false}}}if((node instanceof AST_Defun||node instanceof AST_DefClass)&&node!==self){var def=node.name.definition();var keep=def.id in in_use_ids||!drop_funcs&&def.global;if(!keep){compressor[node.name.unreferenced()?"warn":"info"]("Dropping unused function {name} [{file}:{line},{col}]",template(node.name));def.eliminated++;return make_node(AST_EmptyStatement,node)}}if(node instanceof AST_Definitions&&!(parent instanceof AST_ForIn&&parent.init===node)){var drop_block=!(parent instanceof AST_Toplevel)&&!(node instanceof AST_Var);var body=[],head=[],tail=[];var side_effects=[];node.definitions.forEach(function(def){if(def.value)def.value=def.value.transform(tt);if(def.name instanceof AST_Destructuring)return tail.push(def);var sym=def.name.definition();if(drop_block&&sym.global)return tail.push(def);if(!(drop_vars||drop_block)||sym.id in in_use_ids){if(def.name instanceof AST_SymbolVar){var var_defs=var_defs_by_id.get(sym.id);if(var_defs.length>1&&(!def.value||sym.orig.indexOf(def.name)>sym.eliminated)){compressor.warn("Dropping duplicated definition of variable {name} [{file}:{line},{col}]",template(def.name));if(def.value){side_effects.push(make_node(AST_Assign,def,{operator:"=",left:make_node(AST_SymbolRef,def.name,def.name),right:def.value}))}remove(var_defs,def);sym.eliminated++;return}}if(def.value){if(side_effects.length>0){if(tail.length>0){side_effects.push(def.value);def.value=make_sequence(def.value,side_effects)}else{body.push(make_node(AST_SimpleStatement,node,{body:make_sequence(node,side_effects)}))}side_effects=[]}tail.push(def)}else{head.push(def)}}else if(sym.orig[0]instanceof AST_SymbolCatch){var value=def.value&&def.value.drop_side_effect_free(compressor);if(value)side_effects.push(value);def.value=null;head.push(def)}else{var value=def.value&&def.value.drop_side_effect_free(compressor);if(value){compressor.warn("Side effects in initialization of unused variable {name} [{file}:{line},{col}]",template(def.name));side_effects.push(value)}else{compressor[def.name.unreferenced()?"warn":"info"]("Dropping unused variable {name} [{file}:{line},{col}]",template(def.name))}sym.eliminated++}});if(head.length>0||tail.length>0){node.definitions=head.concat(tail);body.push(node)}if(side_effects.length>0){body.push(make_node(AST_SimpleStatement,node,{body:make_sequence(node,side_effects)}))}switch(body.length){case 0:return in_list?MAP.skip:make_node(AST_EmptyStatement,node);case 1:return body[0];default:return in_list?MAP.splice(body):make_node(AST_BlockStatement,node,{body:body})}}if(node instanceof AST_For){descend(node,this);var block;if(node.init instanceof AST_BlockStatement){block=node.init;node.init=block.body.pop();block.body.push(node)}if(node.init instanceof AST_SimpleStatement){node.init=node.init.body}else if(is_empty(node.init)){node.init=null}return!block?node:in_list?MAP.splice(block.body):block}if(node instanceof AST_LabeledStatement&&node.body instanceof AST_For){descend(node,this);if(node.body instanceof AST_BlockStatement){var block=node.body;node.body=block.body.pop();block.body.push(node);return in_list?MAP.splice(block.body):block}return node}if(node instanceof AST_BlockStatement){descend(node,this);if(in_list&&all(node.body,can_be_evicted_from_block)){return MAP.splice(node.body)}return node}if(node instanceof AST_Scope){var save_scope=scope;scope=node;descend(node,this);scope=save_scope;return node}function template(sym){return{name:sym.name,file:sym.start.file,line:sym.start.line,col:sym.start.col}}});self.transform(tt);function scan_ref_scoped(node,descend){var sym;if((sym=assign_as_unused(node))instanceof AST_SymbolRef&&!is_ref_of(node.left,AST_SymbolBlockDeclaration)&&self.variables.get(sym.name)===sym.definition()){if(node instanceof AST_Assign)node.right.walk(tw);return true}if(node instanceof AST_SymbolRef){var node_def=node.definition();if(!(node_def.id in in_use_ids)){in_use_ids[node_def.id]=true;in_use.push(node_def)}return true}if(node instanceof AST_Scope){var save_scope=scope;scope=node;descend();scope=save_scope;return true}}});AST_Scope.DEFMETHOD("hoist_declarations",function(compressor){var self=this;if(compressor.has_directive("use asm"))return self;if(!Array.isArray(self.body))return self;var hoist_funs=compressor.option("hoist_funs");var hoist_vars=compressor.option("hoist_vars");if(hoist_funs||hoist_vars){var dirs=[];var hoisted=[];var vars=new Dictionary,vars_found=0,var_decl=0;self.walk(new TreeWalker(function(node){if(node instanceof AST_Scope&&node!==self)return true;if(node instanceof AST_Var){++var_decl;return true}}));hoist_vars=hoist_vars&&var_decl>1;var tt=new TreeTransformer(function before(node){if(node!==self){if(node instanceof AST_Directive){dirs.push(node);return make_node(AST_EmptyStatement,node)}if(hoist_funs&&node instanceof AST_Defun&&!(tt.parent()instanceof AST_Export)&&tt.parent()===self){hoisted.push(node);return make_node(AST_EmptyStatement,node)}if(hoist_vars&&node instanceof AST_Var){node.definitions.forEach(function(def){if(def.name instanceof AST_Destructuring)return;vars.set(def.name.name,def);++vars_found});var seq=node.to_assignments(compressor);var p=tt.parent();if(p instanceof AST_ForIn&&p.init===node){if(seq==null){var def=node.definitions[0].name;return make_node(AST_SymbolRef,def,def)}return seq}if(p instanceof AST_For&&p.init===node){return seq}if(!seq)return make_node(AST_EmptyStatement,node);return make_node(AST_SimpleStatement,node,{body:seq})}if(node instanceof AST_Scope)return node}});self=self.transform(tt);if(vars_found>0){var defs=[];vars.each(function(def,name){if(self instanceof AST_Lambda&&find_if(function(x){return x.name==def.name.name},self.args_as_names())){vars.del(name)}else{def=def.clone();def.value=null;defs.push(def);vars.set(name,def)}});if(defs.length>0){for(var i=0;i<self.body.length;){if(self.body[i]instanceof AST_SimpleStatement){var expr=self.body[i].body,sym,assign;if(expr instanceof AST_Assign&&expr.operator=="="&&(sym=expr.left)instanceof AST_Symbol&&vars.has(sym.name)){var def=vars.get(sym.name);if(def.value)break;def.value=expr.right;remove(defs,def);defs.push(def);self.body.splice(i,1);continue}if(expr instanceof AST_Sequence&&(assign=expr.expressions[0])instanceof AST_Assign&&assign.operator=="="&&(sym=assign.left)instanceof AST_Symbol&&vars.has(sym.name)){var def=vars.get(sym.name);if(def.value)break;def.value=assign.right;remove(defs,def);defs.push(def);self.body[i].body=make_sequence(expr,expr.expressions.slice(1));continue}}if(self.body[i]instanceof AST_EmptyStatement){self.body.splice(i,1);continue}if(self.body[i]instanceof AST_BlockStatement){var tmp=[i,1].concat(self.body[i].body);self.body.splice.apply(self.body,tmp);continue}break}defs=make_node(AST_Var,self,{definitions:defs});hoisted.push(defs)}}self.body=dirs.concat(hoisted,self.body)}return self});AST_Scope.DEFMETHOD("var_names",function(){var var_names=this._var_names;if(!var_names){this._var_names=var_names=Object.create(null);this.enclosed.forEach(function(def){var_names[def.name]=true});this.variables.each(function(def,name){var_names[name]=true})}return var_names});AST_Scope.DEFMETHOD("make_var_name",function(prefix){var var_names=this.var_names();prefix=prefix.replace(/[^a-z_$]+/gi,"_");var name=prefix;for(var i=0;var_names[name];i++)name=prefix+"$"+i;var_names[name]=true;return name});AST_Scope.DEFMETHOD("hoist_properties",function(compressor){var self=this;if(!compressor.option("hoist_props")||compressor.has_directive("use asm"))return self;var top_retain=self instanceof AST_Toplevel&&compressor.top_retain||return_false;var defs_by_id=Object.create(null);var tt=new TreeTransformer(function(node,descend){if(node instanceof AST_Definitions&&tt.parent()instanceof AST_Export)return node;if(node instanceof AST_VarDef){var sym=node.name,def,value;if(sym.scope===self&&(def=sym.definition()).escaped!=1&&!def.single_use&&!def.direct_access&&!top_retain(def)&&(value=sym.fixed_value())===node.value&&value instanceof AST_Object){descend(node,this);var defs=new Dictionary;var assignments=[];value.properties.forEach(function(prop){assignments.push(make_node(AST_VarDef,node,{name:make_sym(prop.key),value:prop.value}))});defs_by_id[def.id]=defs;return MAP.splice(assignments)}}if(node instanceof AST_PropAccess&&node.expression instanceof AST_SymbolRef){var defs=defs_by_id[node.expression.definition().id];if(defs){var key=node.property;if(key instanceof AST_Node)key=key.getValue();var def=defs.get(key);var sym=make_node(AST_SymbolRef,node,{name:def.name,scope:node.expression.scope,thedef:def});sym.reference({});return sym}}function make_sym(key){var new_var=make_node(sym.CTOR,sym,{name:self.make_var_name(sym.name+"_"+key),scope:self});var def=self.def_variable(new_var);defs.set(key,def);self.enclosed.push(def);return new_var}});return self.transform(tt)});(function(def){function trim(nodes,compressor,first_in_statement){var len=nodes.length;if(!len)return null;var ret=[],changed=false;for(var i=0;i<len;i++){var node=nodes[i].drop_side_effect_free(compressor,first_in_statement);changed|=node!==nodes[i];if(node){ret.push(node);first_in_statement=false}}return changed?ret.length?ret:null:nodes}def(AST_Node,return_this);def(AST_Constant,return_null);def(AST_This,return_null);def(AST_Call,function(compressor,first_in_statement){if(!this.is_expr_pure(compressor)){if(is_func_expr(this.expression)&&(!this.expression.name||!this.expression.name.definition().references.length)){var node=this.clone();node.expression.process_expression(false,compressor);return node}return this}if(this.pure){compressor.warn("Dropping __PURE__ call [{file}:{line},{col}]",this.start)}var args=trim(this.args,compressor,first_in_statement);return args&&make_sequence(this,args)});def(AST_Accessor,return_null);def(AST_Function,return_null);def(AST_Arrow,return_null);def(AST_ClassExpression,return_null);def(AST_Binary,function(compressor,first_in_statement){var right=this.right.drop_side_effect_free(compressor);if(!right)return this.left.drop_side_effect_free(compressor,first_in_statement);if(lazy_op(this.operator)){if(right===this.right)return this;var node=this.clone();node.right=right;return node}else{var left=this.left.drop_side_effect_free(compressor,first_in_statement);if(!left)return this.right.drop_side_effect_free(compressor,first_in_statement);return make_sequence(this,[left,right])}});def(AST_Assign,function(compressor){var left=this.left;if(left.has_side_effects(compressor))return this;this.write_only=true;while(left instanceof AST_PropAccess){left=left.expression}if(left instanceof AST_Symbol)return this;return this.right.drop_side_effect_free(compressor)});def(AST_Conditional,function(compressor){var consequent=this.consequent.drop_side_effect_free(compressor);var alternative=this.alternative.drop_side_effect_free(compressor);if(consequent===this.consequent&&alternative===this.alternative)return this;if(!consequent)return alternative?make_node(AST_Binary,this,{operator:"||",left:this.condition,right:alternative}):this.condition.drop_side_effect_free(compressor);if(!alternative)return make_node(AST_Binary,this,{operator:"&&",left:this.condition,right:consequent});var node=this.clone();node.consequent=consequent;node.alternative=alternative;return node});def(AST_Unary,function(compressor,first_in_statement){if(unary_side_effects(this.operator)){this.write_only=!this.expression.has_side_effects(compressor);return this}if(this.operator=="typeof"&&this.expression instanceof AST_SymbolRef)return null;var expression=this.expression.drop_side_effect_free(compressor,first_in_statement);if(first_in_statement&&expression&&is_iife_call(expression)){if(expression===this.expression&&this.operator=="!")return this;return expression.negate(compressor,first_in_statement)}return expression});def(AST_SymbolRef,function(compressor){return this.is_declared(compressor)?null:this});def(AST_Object,function(compressor,first_in_statement){var values=trim(this.properties,compressor,first_in_statement);return values&&make_sequence(this,values)});def(AST_ObjectProperty,function(compressor,first_in_statement){return this.value.drop_side_effect_free(compressor,first_in_statement)});def(AST_Array,function(compressor,first_in_statement){var values=trim(this.elements,compressor,first_in_statement);return values&&make_sequence(this,values)});def(AST_Dot,function(compressor,first_in_statement){if(this.expression.may_throw_on_access(compressor))return this;return this.expression.drop_side_effect_free(compressor,first_in_statement)});def(AST_Sub,function(compressor,first_in_statement){if(this.expression.may_throw_on_access(compressor))return this;var expression=this.expression.drop_side_effect_free(compressor,first_in_statement);if(!expression)return this.property.drop_side_effect_free(compressor,first_in_statement);var property=this.property.drop_side_effect_free(compressor);if(!property)return expression;return make_sequence(this,[expression,property])});def(AST_Sequence,function(compressor){var last=this.tail_node();var expr=last.drop_side_effect_free(compressor);if(expr===last)return this;var expressions=this.expressions.slice(0,-1);if(expr)expressions.push(expr);return make_sequence(this,expressions)});def(AST_Expansion,function(compressor,first_in_statement){return this.expression.drop_side_effect_free(compressor,first_in_statement)});def(AST_TemplateSegment,return_null);def(AST_TemplateString,function(compressor){var values=trim(this.segments,compressor,first_in_statement);return values&&make_sequence(this,values)})})(function(node,func){node.DEFMETHOD("drop_side_effect_free",func)});OPT(AST_SimpleStatement,function(self,compressor){if(compressor.option("side_effects")){var body=self.body;var node=body.drop_side_effect_free(compressor,true);if(!node){compressor.warn("Dropping side-effect-free statement [{file}:{line},{col}]",self.start);return make_node(AST_EmptyStatement,self)}if(node!==body){return make_node(AST_SimpleStatement,self,{body:node})}}return self});OPT(AST_While,function(self,compressor){return compressor.option("loops")?make_node(AST_For,self,self).optimize(compressor):self});OPT(AST_Do,function(self,compressor){if(!compressor.option("loops"))return self;var cond=self.condition.tail_node().evaluate(compressor);if(!(cond instanceof AST_Node)){if(cond)return make_node(AST_For,self,{body:make_node(AST_BlockStatement,self.body,{body:[self.body,make_node(AST_SimpleStatement,self.condition,{body:self.condition})]})}).optimize(compressor);var has_loop_control=false;var tw=new TreeWalker(function(node){if(node instanceof AST_Scope||has_loop_control)return true;if(node instanceof AST_LoopControl&&tw.loopcontrol_target(node)===self)return has_loop_control=true});var parent=compressor.parent();(parent instanceof AST_LabeledStatement?parent:self).walk(tw);if(!has_loop_control)return make_node(AST_BlockStatement,self.body,{body:[self.body,make_node(AST_SimpleStatement,self.condition,{body:self.condition})]}).optimize(compressor)}return self});function if_break_in_loop(self,compressor){function drop_it(rest){rest=as_statement_array(rest);if(self.body instanceof AST_BlockStatement){self.body=self.body.clone();self.body.body=rest.concat(self.body.body.slice(1));self.body=self.body.transform(compressor)}else{self.body=make_node(AST_BlockStatement,self.body,{body:rest}).transform(compressor)}if_break_in_loop(self,compressor)}var first=self.body instanceof AST_BlockStatement?self.body.body[0]:self.body;if(first instanceof AST_If){if(first.body instanceof AST_Break&&compressor.loopcontrol_target(first.body)===compressor.self()){if(self.condition){self.condition=make_node(AST_Binary,self.condition,{left:self.condition,operator:"&&",right:first.condition.negate(compressor)})}else{self.condition=first.condition.negate(compressor)}drop_it(first.alternative)}else if(first.alternative instanceof AST_Break&&compressor.loopcontrol_target(first.alternative)===compressor.self()){if(self.condition){self.condition=make_node(AST_Binary,self.condition,{left:self.condition,operator:"&&",right:first.condition})}else{self.condition=first.condition}drop_it(first.body)}}}OPT(AST_For,function(self,compressor){if(!compressor.option("loops"))return self;if(compressor.option("side_effects")&&self.init){self.init=self.init.drop_side_effect_free(compressor)}if(self.condition){var cond=self.condition.evaluate(compressor);if(!(cond instanceof AST_Node)){if(cond)self.condition=null;else if(!compressor.option("dead_code")){var orig=self.condition;self.condition=make_node_from_constant(cond,self.condition);self.condition=best_of_expression(self.condition.transform(compressor),orig)}}if(compressor.option("dead_code")){if(cond instanceof AST_Node)cond=self.condition.tail_node().evaluate(compressor);if(!cond){var body=[];extract_declarations_from_unreachable_code(compressor,self.body,body);if(self.init instanceof AST_Statement){body.push(self.init)}else if(self.init){body.push(make_node(AST_SimpleStatement,self.init,{body:self.init}))}body.push(make_node(AST_SimpleStatement,self.condition,{body:self.condition}));return make_node(AST_BlockStatement,self,{body:body}).optimize(compressor)}}}if_break_in_loop(self,compressor);return self});OPT(AST_If,function(self,compressor){if(is_empty(self.alternative))self.alternative=null;if(!compressor.option("conditionals"))return self;var cond=self.condition.evaluate(compressor);if(!compressor.option("dead_code")&&!(cond instanceof AST_Node)){var orig=self.condition;self.condition=make_node_from_constant(cond,orig);self.condition=best_of_expression(self.condition.transform(compressor),orig)}if(compressor.option("dead_code")){if(cond instanceof AST_Node)cond=self.condition.tail_node().evaluate(compressor);if(!cond){compressor.warn("Condition always false [{file}:{line},{col}]",self.condition.start);var body=[];extract_declarations_from_unreachable_code(compressor,self.body,body);body.push(make_node(AST_SimpleStatement,self.condition,{body:self.condition}));if(self.alternative)body.push(self.alternative);return make_node(AST_BlockStatement,self,{body:body}).optimize(compressor)}else if(!(cond instanceof AST_Node)){compressor.warn("Condition always true [{file}:{line},{col}]",self.condition.start);var body=[];if(self.alternative){extract_declarations_from_unreachable_code(compressor,self.alternative,body)}body.push(make_node(AST_SimpleStatement,self.condition,{body:self.condition}));body.push(self.body);return make_node(AST_BlockStatement,self,{body:body}).optimize(compressor)}}var negated=self.condition.negate(compressor);var self_condition_length=self.condition.print_to_string().length;var negated_length=negated.print_to_string().length;var negated_is_best=negated_length<self_condition_length;if(self.alternative&&negated_is_best){negated_is_best=false;self.condition=negated;var tmp=self.body;self.body=self.alternative||make_node(AST_EmptyStatement,self);self.alternative=tmp}if(is_empty(self.body)&&is_empty(self.alternative)){return make_node(AST_SimpleStatement,self.condition,{body:self.condition.clone()}).optimize(compressor)}if(self.body instanceof AST_SimpleStatement&&self.alternative instanceof AST_SimpleStatement){return make_node(AST_SimpleStatement,self,{body:make_node(AST_Conditional,self,{condition:self.condition,consequent:self.body.body,alternative:self.alternative.body})}).optimize(compressor)}if(is_empty(self.alternative)&&self.body instanceof AST_SimpleStatement){if(self_condition_length===negated_length&&!negated_is_best&&self.condition instanceof AST_Binary&&self.condition.operator=="||"){negated_is_best=true}if(negated_is_best)return make_node(AST_SimpleStatement,self,{body:make_node(AST_Binary,self,{operator:"||",left:negated,right:self.body.body})}).optimize(compressor);return make_node(AST_SimpleStatement,self,{body:make_node(AST_Binary,self,{operator:"&&",left:self.condition,right:self.body.body})}).optimize(compressor)}if(self.body instanceof AST_EmptyStatement&&self.alternative instanceof AST_SimpleStatement){return make_node(AST_SimpleStatement,self,{body:make_node(AST_Binary,self,{operator:"||",left:self.condition,right:self.alternative.body})}).optimize(compressor)}if(self.body instanceof AST_Exit&&self.alternative instanceof AST_Exit&&self.body.TYPE==self.alternative.TYPE){return make_node(self.body.CTOR,self,{value:make_node(AST_Conditional,self,{condition:self.condition,consequent:self.body.value||make_node(AST_Undefined,self.body),alternative:self.alternative.value||make_node(AST_Undefined,self.alternative)}).transform(compressor)}).optimize(compressor)}if(self.body instanceof AST_If&&!self.body.alternative&&!self.alternative){self=make_node(AST_If,self,{condition:make_node(AST_Binary,self.condition,{operator:"&&",left:self.condition,right:self.body.condition}),body:self.body.body,alternative:null})}if(aborts(self.body)){if(self.alternative){var alt=self.alternative;self.alternative=null;return make_node(AST_BlockStatement,self,{body:[self,alt]}).optimize(compressor)}}if(aborts(self.alternative)){var body=self.body;self.body=self.alternative;self.condition=negated_is_best?negated:self.condition.negate(compressor);self.alternative=null;return make_node(AST_BlockStatement,self,{body:[self,body]}).optimize(compressor)}return self});OPT(AST_Switch,function(self,compressor){if(!compressor.option("switches"))return self;var branch;var value=self.expression.evaluate(compressor);if(!(value instanceof AST_Node)){var orig=self.expression;self.expression=make_node_from_constant(value,orig);self.expression=best_of_expression(self.expression.transform(compressor),orig)}if(!compressor.option("dead_code"))return self;if(value instanceof AST_Node){value=self.expression.tail_node().evaluate(compressor)}var decl=[];var body=[];var default_branch;var exact_match;for(var i=0,len=self.body.length;i<len&&!exact_match;i++){branch=self.body[i];if(branch instanceof AST_Default){if(!default_branch){default_branch=branch}else{eliminate_branch(branch,body[body.length-1])}}else if(!(value instanceof AST_Node)){var exp=branch.expression.evaluate(compressor);if(!(exp instanceof AST_Node)&&exp!==value){eliminate_branch(branch,body[body.length-1]);continue}if(exp instanceof AST_Node)exp=branch.expression.tail_node().evaluate(compressor);if(exp===value){exact_match=branch;if(default_branch){var default_index=body.indexOf(default_branch);body.splice(default_index,1);eliminate_branch(default_branch,body[default_index-1]);default_branch=null}}}if(aborts(branch)){var prev=body[body.length-1];if(aborts(prev)&&prev.body.length==branch.body.length&&make_node(AST_BlockStatement,prev,prev).equivalent_to(make_node(AST_BlockStatement,branch,branch))){prev.body=[]}}body.push(branch)}while(i<len)eliminate_branch(self.body[i++],body[body.length-1]);if(body.length>0){body[0].body=decl.concat(body[0].body)}self.body=body;while(branch=body[body.length-1]){var stat=branch.body[branch.body.length-1];if(stat instanceof AST_Break&&compressor.loopcontrol_target(stat)===self)branch.body.pop();if(branch.body.length||branch instanceof AST_Case&&(default_branch||branch.expression.has_side_effects(compressor)))break;if(body.pop()===default_branch)default_branch=null}if(body.length==0){return make_node(AST_BlockStatement,self,{body:decl.concat(make_node(AST_SimpleStatement,self.expression,{body:self.expression}))}).optimize(compressor)}if(body.length==1&&(body[0]===exact_match||body[0]===default_branch)){var has_break=false;var tw=new TreeWalker(function(node){if(has_break||node instanceof AST_Lambda||node instanceof AST_SimpleStatement)return true;if(node instanceof AST_Break&&tw.loopcontrol_target(node)===self)has_break=true});self.walk(tw);if(!has_break){var statements=body[0].body.slice();var exp=body[0].expression;if(exp)statements.unshift(make_node(AST_SimpleStatement,exp,{body:exp}));statements.unshift(make_node(AST_SimpleStatement,self.expression,{body:self.expression}));return make_node(AST_BlockStatement,self,{body:statements}).optimize(compressor)}}return self;function eliminate_branch(branch,prev){if(prev&&!aborts(prev)){prev.body=prev.body.concat(branch.body)}else{extract_declarations_from_unreachable_code(compressor,branch,decl)}}});OPT(AST_Try,function(self,compressor){tighten_body(self.body,compressor);if(self.bcatch&&self.bfinally&&all(self.bfinally.body,is_empty))self.bfinally=null;if(all(self.body,is_empty)){var body=[];if(self.bcatch)extract_declarations_from_unreachable_code(compressor,self.bcatch,body);if(self.bfinally)body=body.concat(self.bfinally.body);return make_node(AST_BlockStatement,self,{body:body}).optimize(compressor)}return self});AST_Definitions.DEFMETHOD("remove_initializers",function(){var decls=[];this.definitions.forEach(function(def){if(def.name instanceof AST_SymbolDeclaration){def.value=null;decls.push(def)}else def.name.walk(new TreeWalker(function(node){if(node instanceof AST_SymbolDeclaration){decls.push(make_node(AST_VarDef,def,{name:node,value:null}))}}))});this.definitions=decls});AST_Definitions.DEFMETHOD("to_assignments",function(compressor){var reduce_vars=compressor.option("reduce_vars");var assignments=this.definitions.reduce(function(a,def){if(def.value&&!(def.name instanceof AST_Destructuring)){var name=make_node(AST_SymbolRef,def.name,def.name);a.push(make_node(AST_Assign,def,{operator:"=",left:name,right:def.value}));if(reduce_vars)name.definition().fixed=false}else if(def.value){var varDef=make_node(AST_VarDef,def,{name:def.name,value:def.value});var var_=make_node(AST_Var,def,{definitions:[varDef]});a.push(var_)}def=def.name.definition();def.eliminated++;def.replaced--;return a},[]);if(assignments.length==0)return null;return make_sequence(this,assignments)});OPT(AST_Definitions,function(self,compressor){if(self.definitions.length==0)return make_node(AST_EmptyStatement,self);return self});OPT(AST_Import,function(self,compressor){return self});OPT(AST_Call,function(self,compressor){var exp=self.expression;var fn=exp;var simple_args=all(self.args,function(arg){return!(arg instanceof AST_Expansion)});if(compressor.option("reduce_vars")&&fn instanceof AST_SymbolRef){fn=fn.fixed_value()}var is_func=fn instanceof AST_Lambda;if(compressor.option("unused")&&simple_args&&is_func&&!fn.uses_arguments&&!fn.uses_eval){var pos=0,last=0;for(var i=0,len=self.args.length;i<len;i++){if(fn.argnames[i]instanceof AST_Expansion){if(fn.argnames[i].expression.__unused)while(i<len){var node=self.args[i++].drop_side_effect_free(compressor);if(node){self.args[pos++]=node}}else while(i<len){self.args[pos++]=self.args[i++]}last=pos;break}var trim=i>=fn.argnames.length;if(trim||fn.argnames[i].__unused){var node=self.args[i].drop_side_effect_free(compressor);if(node){self.args[pos++]=node}else if(!trim){self.args[pos++]=make_node(AST_Number,self.args[i],{value:0});continue}}else{self.args[pos++]=self.args[i]}last=pos}self.args.length=last}if(compressor.option("unsafe")){if(is_undeclared_ref(exp))switch(exp.name){case"Array":if(self.args.length!=1){return make_node(AST_Array,self,{elements:self.args}).optimize(compressor)}break;case"Object":if(self.args.length==0){return make_node(AST_Object,self,{properties:[]})}break;case"String":if(self.args.length==0)return make_node(AST_String,self,{value:""});if(self.args.length<=1)return make_node(AST_Binary,self,{left:self.args[0],operator:"+",right:make_node(AST_String,self,{value:""})}).optimize(compressor);break;case"Number":if(self.args.length==0)return make_node(AST_Number,self,{value:0});if(self.args.length==1)return make_node(AST_UnaryPrefix,self,{expression:self.args[0],operator:"+"}).optimize(compressor);case"Boolean":if(self.args.length==0)return make_node(AST_False,self);if(self.args.length==1)return make_node(AST_UnaryPrefix,self,{expression:make_node(AST_UnaryPrefix,self,{expression:self.args[0],operator:"!"}),operator:"!"}).optimize(compressor);break;case"Symbol":self.args=[];return self}else if(exp instanceof AST_Dot)switch(exp.property){case"toString":if(self.args.length==0)return make_node(AST_Binary,self,{left:make_node(AST_String,self,{value:""}),operator:"+",right:exp.expression}).optimize(compressor);break;case"join":if(exp.expression instanceof AST_Array)EXIT:{var separator;if(self.args.length>0){separator=self.args[0].evaluate(compressor);if(separator===self.args[0])break EXIT}var elements=[];var consts=[];for(var i=0,len=exp.expression.elements.length;i<len;i++){var el=exp.expression.elements[i];if(el instanceof AST_Expansion)break EXIT;var value=el.evaluate(compressor);if(value!==el){consts.push(value)}else{if(consts.length>0){elements.push(make_node(AST_String,self,{value:consts.join(separator)}));consts.length=0}elements.push(el)}}if(consts.length>0){elements.push(make_node(AST_String,self,{value:consts.join(separator)}))}if(elements.length==0)return make_node(AST_String,self,{value:""});if(elements.length==1){if(elements[0].is_string(compressor)){return elements[0]}return make_node(AST_Binary,elements[0],{operator:"+",left:make_node(AST_String,self,{value:""}),right:elements[0]})}if(separator==""){var first;if(elements[0].is_string(compressor)||elements[1].is_string(compressor)){first=elements.shift()}else{first=make_node(AST_String,self,{value:""})}return elements.reduce(function(prev,el){return make_node(AST_Binary,el,{operator:"+",left:prev,right:el})},first).optimize(compressor)}var node=self.clone();node.expression=node.expression.clone();node.expression.expression=node.expression.expression.clone();node.expression.expression.elements=elements;return best_of(compressor,self,node)}break;case"charAt":if(exp.expression.is_string(compressor)){var arg=self.args[0];var index=arg?arg.evaluate(compressor):0;if(index!==arg){return make_node(AST_Sub,exp,{expression:exp.expression,property:make_node_from_constant(index|0,arg||exp)}).optimize(compressor)}}break;case"apply":if(self.args.length==2&&self.args[1]instanceof AST_Array){var args=self.args[1].elements.slice();args.unshift(self.args[0]);return make_node(AST_Call,self,{expression:make_node(AST_Dot,exp,{expression:exp.expression,property:"call"}),args:args}).optimize(compressor)}break;case"call":var func=exp.expression;if(func instanceof AST_SymbolRef){func=func.fixed_value()}if(func instanceof AST_Lambda&&!func.contains_this()){return make_sequence(this,[self.args[0],make_node(AST_Call,self,{expression:exp.expression,args:self.args.slice(1)})]).optimize(compressor)}break}}if(compressor.option("unsafe_Func")&&is_undeclared_ref(exp)&&exp.name=="Function"){if(self.args.length==0)return make_node(AST_Function,self,{argnames:[],body:[]}).optimize(compressor);if(all(self.args,function(x){return x instanceof AST_String})){try{var code="n(function("+self.args.slice(0,-1).map(function(arg){return arg.value}).join(",")+"){"+self.args[self.args.length-1].value+"})";var ast=parse(code);var mangle={ie8:compressor.option("ie8")};ast.figure_out_scope(mangle);var comp=new Compressor(compressor.options);ast=ast.transform(comp);ast.figure_out_scope(mangle);base54.reset();ast.compute_char_frequency(mangle);ast.mangle_names(mangle);var fun;ast.walk(new TreeWalker(function(node){if(fun)return true;if(is_func_expr(node)){fun=node;return true}}));if(fun.body instanceof AST_Node){fun.body=[make_node(AST_Return,fun.body,{value:fun.body})]}var code=OutputStream();AST_BlockStatement.prototype._codegen.call(fun,fun,code);self.args=[make_node(AST_String,self,{value:fun.argnames.map(function(arg){return arg.print_to_string()}).join(",")}),make_node(AST_String,self.args[self.args.length-1],{value:code.get().replace(/^\{|\}$/g,"")})];return self}catch(ex){if(ex instanceof JS_Parse_Error){compressor.warn("Error parsing code passed to new Function [{file}:{line},{col}]",self.args[self.args.length-1].start);compressor.warn(ex.toString())}else{throw ex}}}}var stat=is_func&&fn.body;if(stat instanceof AST_Node){stat=make_node(AST_Return,stat,{value:stat})}else if(stat){stat=stat[0]}if(compressor.option("inline")&&stat instanceof AST_Return){var value=stat.value;if(!value||value.is_constant_expression()){var args=self.args.concat(value||make_node(AST_Undefined,self));return make_sequence(self,args).optimize(compressor)}}if(is_func&&!fn.is_generator&&!fn.async){var def,value,scope,level=-1;if(compressor.option("inline")&&simple_args&&!fn.uses_arguments&&!fn.uses_eval&&(fn.body instanceof AST_Node||fn.body.length==1)&&(exp===fn?!fn.name:compressor.option("unused")&&(def=exp.definition()).references.length==1&&!recursive_ref(compressor,def)&&fn.is_constant_expression(exp.scope))&&!self.pure&&!fn.contains_this()&&can_flatten_args(fn)&&(value=flatten_body(stat))){var expressions=flatten_args(fn);expressions.push(value.clone(true));return make_sequence(self,expressions).optimize(compressor)}if(compressor.option("side_effects")&&!(fn.body instanceof AST_Node)&&all(fn.body,is_empty)){var args=self.args.concat(make_node(AST_Undefined,self));return make_sequence(self,args).optimize(compressor)}}if(compressor.option("drop_console")){if(exp instanceof AST_PropAccess){var name=exp.expression;while(name.expression){name=name.expression}if(is_undeclared_ref(name)&&name.name=="console"){return make_node(AST_Undefined,self).optimize(compressor)}}}if(compressor.option("negate_iife")&&compressor.parent()instanceof AST_SimpleStatement&&is_iife_call(self)){return self.negate(compressor,true)}var ev=self.evaluate(compressor);if(ev!==self){ev=make_node_from_constant(ev,self).optimize(compressor);return best_of(compressor,ev,self)}return self;function can_flatten_args(fn){var catches=Object.create(null),defs;do{scope=compressor.parent(++level);if(scope instanceof AST_Catch){catches[scope.argname.name]=true}else if(scope instanceof AST_IterationStatement){defs=[]}else if(scope instanceof AST_SymbolRef){if(scope.fixed_value()instanceof AST_Scope)return false}}while(!(scope instanceof AST_Scope)||scope instanceof AST_Arrow);var safe_to_inject=compressor.toplevel.vars||!(scope instanceof AST_Toplevel);for(var i=0,len=fn.argnames.length;i<len;i++){var arg=fn.argnames[i];if(arg instanceof AST_DefaultAssign){if(arg.left.__unused)continue;return false}if(arg instanceof AST_Destructuring)return false;if(arg instanceof AST_Expansion){if(arg.expression.__unused)continue;return false}if(arg.__unused)continue;if(!safe_to_inject||catches[arg.name]||identifier_atom(arg.name)||scope.var_names()[arg.name]){return false}if(defs)defs.push(arg.definition())}return!defs||defs.length==0||!is_reachable(stat,defs)}function flatten_args(fn){var decls=[];var expressions=[];for(var len=fn.argnames.length,i=len;--i>=0;){var name=fn.argnames[i];var value=self.args[i];if(name.__unused||!name.name){if(value||expressions.length){expressions.unshift(value||make_node(AST_Undefined,self))}}else{var def=name.definition();scope.var_names()[name.name]=true;scope.variables.set(name.name,def);scope.enclosed.push(def);var symbol=make_node(AST_SymbolVar,name,name);def.orig.push(symbol);decls.unshift(make_node(AST_VarDef,name,{name:symbol,value:null}));var sym=make_node(AST_SymbolRef,name,name);def.references.push(sym);expressions.unshift(make_node(AST_Assign,self,{operator:"=",left:sym,right:value||make_node(AST_Undefined,self)}))}}for(i=len,len=self.args.length;i<len;i++){expressions.push(self.args[i])}if(decls.length){i=scope.body.indexOf(compressor.parent(level-1))+1;scope.body.splice(i,0,make_node(AST_Var,fn,{definitions:decls}))}return expressions}function flatten_body(stat){if(stat instanceof AST_Return){return stat.value}else if(stat instanceof AST_SimpleStatement){return make_node(AST_UnaryPrefix,stat,{operator:"void",expression:stat.body})}}});OPT(AST_New,function(self,compressor){if(compressor.option("unsafe")){var exp=self.expression;if(is_undeclared_ref(exp)){switch(exp.name){case"Object":case"RegExp":case"Function":case"Error":case"Array":return make_node(AST_Call,self,self).transform(compressor)}}}return self});OPT(AST_Sequence,function(self,compressor){if(!compressor.option("side_effects"))return self;var expressions=[];filter_for_side_effects();var end=expressions.length-1;trim_right_for_undefined();if(end==0){self=maintain_this_binding(compressor.parent(),compressor.self(),expressions[0]);if(!(self instanceof AST_Sequence))self=self.optimize(compressor);return self}self.expressions=expressions;return self;function filter_for_side_effects(){var first=first_in_statement(compressor);var last=self.expressions.length-1;self.expressions.forEach(function(expr,index){if(index<last)expr=expr.drop_side_effect_free(compressor,first);if(expr){merge_sequence(expressions,expr);first=false}})}function trim_right_for_undefined(){while(end>0&&is_undefined(expressions[end],compressor))end--;if(end<expressions.length-1){expressions[end]=make_node(AST_UnaryPrefix,self,{operator:"void",expression:expressions[end]});expressions.length=end+1}}});AST_Unary.DEFMETHOD("lift_sequences",function(compressor){if(compressor.option("sequences")){if(this.expression instanceof AST_Sequence){var x=this.expression.expressions.slice();var e=this.clone();e.expression=x.pop();x.push(e);return make_sequence(this,x).optimize(compressor)}}return this});OPT(AST_UnaryPostfix,function(self,compressor){return self.lift_sequences(compressor)});OPT(AST_UnaryPrefix,function(self,compressor){var e=self.expression;if(self.operator=="delete"&&!(e instanceof AST_SymbolRef||e instanceof AST_PropAccess||is_identifier_atom(e))){if(e instanceof AST_Sequence){e=e.expressions.slice();e.push(make_node(AST_True,self));return make_sequence(self,e).optimize(compressor)}return make_sequence(self,[e,make_node(AST_True,self)]).optimize(compressor)}var seq=self.lift_sequences(compressor);if(seq!==self){return seq}if(compressor.option("side_effects")&&self.operator=="void"){e=e.drop_side_effect_free(compressor);if(e){self.expression=e;return self}else{return make_node(AST_Undefined,self).optimize(compressor)}}if(compressor.in_boolean_context()){switch(self.operator){case"!":if(e instanceof AST_UnaryPrefix&&e.operator=="!"){return e.expression}if(e instanceof AST_Binary){self=best_of(compressor,self,e.negate(compressor,first_in_statement(compressor)))}break;case"typeof":compressor.warn("Boolean expression always true [{file}:{line},{col}]",self.start);return(e instanceof AST_SymbolRef?make_node(AST_True,self):make_sequence(self,[e,make_node(AST_True,self)])).optimize(compressor)}}if(self.operator=="-"&&e instanceof AST_Infinity){e=e.transform(compressor)}if(e instanceof AST_Binary&&(self.operator=="+"||self.operator=="-")&&(e.operator=="*"||e.operator=="/"||e.operator=="%")){return make_node(AST_Binary,self,{operator:e.operator,left:make_node(AST_UnaryPrefix,e.left,{operator:self.operator,expression:e.left}),right:e.right})}if(self.operator!="-"||!(e instanceof AST_Number||e instanceof AST_Infinity)){var ev=self.evaluate(compressor);if(ev!==self){ev=make_node_from_constant(ev,self).optimize(compressor);return best_of(compressor,ev,self)}}return self});AST_Binary.DEFMETHOD("lift_sequences",function(compressor){if(compressor.option("sequences")){if(this.left instanceof AST_Sequence){var x=this.left.expressions.slice();var e=this.clone();e.left=x.pop();x.push(e);return make_sequence(this,x).optimize(compressor)}if(this.right instanceof AST_Sequence&&!this.left.has_side_effects(compressor)){var assign=this.operator=="="&&this.left instanceof AST_SymbolRef;var x=this.right.expressions;var last=x.length-1;for(var i=0;i<last;i++){if(!assign&&x[i].has_side_effects(compressor))break}if(i==last){x=x.slice();var e=this.clone();e.right=x.pop();x.push(e);return make_sequence(this,x).optimize(compressor)}else if(i>0){var e=this.clone();e.right=make_sequence(this.right,x.slice(i));x=x.slice(0,i);x.push(e);return make_sequence(this,x).optimize(compressor)}}}return this});var commutativeOperators=makePredicate("== === != !== * & | ^");function is_object(node){return node instanceof AST_Array||node instanceof AST_Lambda||node instanceof AST_Object||node instanceof AST_Class}OPT(AST_Binary,function(self,compressor){function reversible(){return self.left.is_constant()||self.right.is_constant()||!self.left.has_side_effects(compressor)&&!self.right.has_side_effects(compressor)}function reverse(op){if(reversible()){if(op)self.operator=op;var tmp=self.left;self.left=self.right;self.right=tmp}}if(commutativeOperators(self.operator)){if(self.right.is_constant()&&!self.left.is_constant()){if(!(self.left instanceof AST_Binary&&PRECEDENCE[self.left.operator]>=PRECEDENCE[self.operator])){reverse()}}}self=self.lift_sequences(compressor);if(compressor.option("comparisons"))switch(self.operator){case"===":case"!==":if(self.left.is_string(compressor)&&self.right.is_string(compressor)||self.left.is_number(compressor)&&self.right.is_number(compressor)||self.left.is_boolean()&&self.right.is_boolean()||self.left.equivalent_to(self.right)){self.operator=self.operator.substr(0,2)}case"==":case"!=":if(compressor.option("typeofs")&&self.left instanceof AST_String&&self.left.value=="undefined"&&self.right instanceof AST_UnaryPrefix&&self.right.operator=="typeof"){var expr=self.right.expression;if(expr instanceof AST_SymbolRef?expr.is_declared(compressor):!(expr instanceof AST_PropAccess&&compressor.option("ie8"))){self.right=expr;self.left=make_node(AST_Undefined,self.left).optimize(compressor);if(self.operator.length==2)self.operator+="="}}else if(self.left instanceof AST_SymbolRef&&self.right instanceof AST_SymbolRef&&self.left.definition()===self.right.definition()&&is_object(self.left.fixed_value())){return make_node(self.operator[0]=="="?AST_True:AST_False,self)}break}if(self.operator=="+"&&compressor.in_boolean_context()){var ll=self.left.evaluate(compressor);var rr=self.right.evaluate(compressor);if(ll&&typeof ll=="string"){compressor.warn("+ in boolean context always true [{file}:{line},{col}]",self.start);return make_sequence(self,[self.right,make_node(AST_True,self)]).optimize(compressor)}if(rr&&typeof rr=="string"){compressor.warn("+ in boolean context always true [{file}:{line},{col}]",self.start);return make_sequence(self,[self.left,make_node(AST_True,self)]).optimize(compressor)}}if(compressor.option("comparisons")&&self.is_boolean()){if(!(compressor.parent()instanceof AST_Binary)||compressor.parent()instanceof AST_Assign){var negated=make_node(AST_UnaryPrefix,self,{operator:"!",expression:self.negate(compressor,first_in_statement(compressor))});self=best_of(compressor,self,negated)}if(compressor.option("unsafe_comps")){switch(self.operator){case"<":reverse(">");break;case"<=":reverse(">=");break}}}if(self.operator=="+"){if(self.right instanceof AST_String&&self.right.getValue()==""&&self.left.is_string(compressor)){return self.left}if(self.left instanceof AST_String&&self.left.getValue()==""&&self.right.is_string(compressor)){return self.right}if(self.left instanceof AST_Binary&&self.left.operator=="+"&&self.left.left instanceof AST_String&&self.left.left.getValue()==""&&self.right.is_string(compressor)){self.left=self.left.right;return self.transform(compressor)}}if(compressor.option("evaluate")){switch(self.operator){case"&&":var ll=self.left.truthy?true:self.left.falsy?false:self.left.evaluate(compressor);if(!ll){compressor.warn("Condition left of && always false [{file}:{line},{col}]",self.start);return maintain_this_binding(compressor.parent(),compressor.self(),self.left).optimize(compressor)}else if(!(ll instanceof AST_Node)){compressor.warn("Condition left of && always true [{file}:{line},{col}]",self.start);return make_sequence(self,[self.left,self.right]).optimize(compressor)}var rr=self.right.evaluate(compressor);if(!rr){if(compressor.in_boolean_context()){compressor.warn("Boolean && always false [{file}:{line},{col}]",self.start);return make_sequence(self,[self.left,make_node(AST_False,self)]).optimize(compressor)}else self.falsy=true}else if(!(rr instanceof AST_Node)){var parent=compressor.parent();if(parent.operator=="&&"&&parent.left===compressor.self()||compressor.in_boolean_context()){compressor.warn("Dropping side-effect-free && [{file}:{line},{col}]",self.start);return self.left.optimize(compressor)}}if(self.left.operator=="||"){var lr=self.left.right.evaluate(compressor);if(!lr)return make_node(AST_Conditional,self,{condition:self.left.left,consequent:self.right,alternative:self.left.right}).optimize(compressor)}break;case"||":var ll=self.left.truthy?true:self.left.falsy?false:self.left.evaluate(compressor);if(!ll){compressor.warn("Condition left of || always false [{file}:{line},{col}]",self.start);return make_sequence(self,[self.left,self.right]).optimize(compressor)}else if(!(ll instanceof AST_Node)){compressor.warn("Condition left of || always true [{file}:{line},{col}]",self.start);return maintain_this_binding(compressor.parent(),compressor.self(),self.left).optimize(compressor)}var rr=self.right.evaluate(compressor);if(!rr){var parent=compressor.parent();if(parent.operator=="||"&&parent.left===compressor.self()||compressor.in_boolean_context()){compressor.warn("Dropping side-effect-free || [{file}:{line},{col}]",self.start);return self.left.optimize(compressor)}}else if(!(rr instanceof AST_Node)){if(compressor.in_boolean_context()){compressor.warn("Boolean || always true [{file}:{line},{col}]",self.start);return make_sequence(self,[self.left,make_node(AST_True,self)]).optimize(compressor)}else self.truthy=true}if(self.left.operator=="&&"){var lr=self.left.right.evaluate(compressor);if(lr&&!(lr instanceof AST_Node))return make_node(AST_Conditional,self,{condition:self.left.left,consequent:self.left.right,alternative:self.right}).optimize(compressor)}break}var associative=true;switch(self.operator){case"+":if(self.left instanceof AST_Constant&&self.right instanceof AST_Binary&&self.right.operator=="+"&&self.right.left instanceof AST_Constant&&self.right.is_string(compressor)){self=make_node(AST_Binary,self,{operator:"+",left:make_node(AST_String,self.left,{value:""+self.left.getValue()+self.right.left.getValue(),start:self.left.start,end:self.right.left.end}),right:self.right.right})}if(self.right instanceof AST_Constant&&self.left instanceof AST_Binary&&self.left.operator=="+"&&self.left.right instanceof AST_Constant&&self.left.is_string(compressor)){self=make_node(AST_Binary,self,{operator:"+",left:self.left.left,right:make_node(AST_String,self.right,{value:""+self.left.right.getValue()+self.right.getValue(),start:self.left.right.start,end:self.right.end})})}if(self.left instanceof AST_Binary&&self.left.operator=="+"&&self.left.is_string(compressor)&&self.left.right instanceof AST_Constant&&self.right instanceof AST_Binary&&self.right.operator=="+"&&self.right.left instanceof AST_Constant&&self.right.is_string(compressor)){self=make_node(AST_Binary,self,{operator:"+",left:make_node(AST_Binary,self.left,{operator:"+",left:self.left.left,right:make_node(AST_String,self.left.right,{value:""+self.left.right.getValue()+self.right.left.getValue(),start:self.left.right.start,end:self.right.left.end})}),right:self.right.right})}if(self.right instanceof AST_UnaryPrefix&&self.right.operator=="-"&&self.left.is_number(compressor)){self=make_node(AST_Binary,self,{operator:"-",left:self.left,right:self.right.expression});break}if(self.left instanceof AST_UnaryPrefix&&self.left.operator=="-"&&reversible()&&self.right.is_number(compressor)){self=make_node(AST_Binary,self,{operator:"-",left:self.right,right:self.left.expression});break}case"*":associative=compressor.option("unsafe_math");case"&":case"|":case"^":if(self.left.is_number(compressor)&&self.right.is_number(compressor)&&reversible()&&!(self.left instanceof AST_Binary&&self.left.operator!=self.operator&&PRECEDENCE[self.left.operator]>=PRECEDENCE[self.operator])){var reversed=make_node(AST_Binary,self,{operator:self.operator,left:self.right,right:self.left});if(self.right instanceof AST_Constant&&!(self.left instanceof AST_Constant)){self=best_of(compressor,reversed,self)}else{self=best_of(compressor,self,reversed)}}if(associative&&self.is_number(compressor)){if(self.right instanceof AST_Binary&&self.right.operator==self.operator){self=make_node(AST_Binary,self,{operator:self.operator,left:make_node(AST_Binary,self.left,{operator:self.operator,left:self.left,right:self.right.left,start:self.left.start,end:self.right.left.end}),right:self.right.right})}if(self.right instanceof AST_Constant&&self.left instanceof AST_Binary&&self.left.operator==self.operator){if(self.left.left instanceof AST_Constant){self=make_node(AST_Binary,self,{operator:self.operator,left:make_node(AST_Binary,self.left,{operator:self.operator,left:self.left.left,right:self.right,start:self.left.left.start,end:self.right.end}),right:self.left.right})}else if(self.left.right instanceof AST_Constant){self=make_node(AST_Binary,self,{operator:self.operator,left:make_node(AST_Binary,self.left,{operator:self.operator,left:self.left.right,right:self.right,start:self.left.right.start,end:self.right.end}),right:self.left.left})}}if(self.left instanceof AST_Binary&&self.left.operator==self.operator&&self.left.right instanceof AST_Constant&&self.right instanceof AST_Binary&&self.right.operator==self.operator&&self.right.left instanceof AST_Constant){self=make_node(AST_Binary,self,{operator:self.operator,left:make_node(AST_Binary,self.left,{operator:self.operator,left:make_node(AST_Binary,self.left.left,{operator:self.operator,left:self.left.right,right:self.right.left,start:self.left.right.start,end:self.right.left.end}),right:self.left.left}),right:self.right.right})}}}}if(self.right instanceof AST_Binary&&self.right.operator==self.operator&&(lazy_op(self.operator)||self.operator=="+"&&(self.right.left.is_string(compressor)||self.left.is_string(compressor)&&self.right.right.is_string(compressor)))){self.left=make_node(AST_Binary,self.left,{operator:self.operator,left:self.left,right:self.right.left});self.right=self.right.right;return self.transform(compressor)}var ev=self.evaluate(compressor);if(ev!==self){ev=make_node_from_constant(ev,self).optimize(compressor);return best_of(compressor,ev,self)}return self});OPT(AST_SymbolExport,function(self,compressor){return self});function recursive_ref(compressor,def){var node;for(var i=0;node=compressor.parent(i);i++){if(node instanceof AST_Lambda){var name=node.name;if(name&&name.definition()===def)break}}return node}OPT(AST_SymbolRef,function(self,compressor){var def=self.resolve_defines(compressor);if(def){return def.optimize(compressor)}if(!compressor.option("ie8")&&is_undeclared_ref(self)&&(!self.scope.uses_with||!compressor.find_parent(AST_With))){switch(self.name){case"undefined":return make_node(AST_Undefined,self).optimize(compressor);case"NaN":return make_node(AST_NaN,self).optimize(compressor);case"Infinity":return make_node(AST_Infinity,self).optimize(compressor)}}if(compressor.option("reduce_vars")&&is_lhs(self,compressor.parent())!==self){var d=self.definition();var fixed=self.fixed_value();var single_use=d.single_use;if(single_use&&(fixed instanceof AST_Lambda||fixed instanceof AST_Class)){if(d.scope!==self.scope&&(!compressor.option("reduce_funcs")&&fixed instanceof AST_Lambda||d.escaped==1||fixed.inlined)){single_use=false}else if(recursive_ref(compressor,d)){single_use=false}else if(d.scope!==self.scope||d.orig[0]instanceof AST_SymbolFunarg){single_use=fixed.is_constant_expression(self.scope);if(single_use=="f"){var scope=self.scope;do{if(scope instanceof AST_Defun||is_func_expr(scope)){scope.inlined=true}}while(scope=scope.parent_scope)}}}if(single_use&&fixed){if(fixed instanceof AST_DefClass){fixed=make_node(AST_ClassExpression,fixed,fixed)}if(fixed instanceof AST_Defun){fixed=make_node(AST_Function,fixed,fixed)}var value;if(d.recursive_refs>0&&fixed.name instanceof AST_SymbolDefun){value=fixed.clone(true);var defun_def=value.name.definition();var lambda_def=value.variables.get(value.name.name);var name=lambda_def&&lambda_def.orig[0];if(!(name instanceof AST_SymbolLambda)){name=make_node(AST_SymbolLambda,value.name,value.name);name.scope=value;value.name=name;lambda_def=value.def_function(name)}value.walk(new TreeWalker(function(node){if(node instanceof AST_SymbolRef&&node.definition()===defun_def){node.thedef=lambda_def;lambda_def.references.push(node)}}))}else{value=fixed.optimize(compressor);if(value===fixed)value=fixed.clone(true)}return value}if(fixed&&d.should_replace===undefined){var init;if(fixed instanceof AST_This){if(!(d.orig[0]instanceof AST_SymbolFunarg)&&all(d.references,d.scope.is_block_scope()?function(ref){return d.scope===ref.scope}:function(ref){return d.scope===ref.scope.get_defun_scope()})){init=fixed}}else{var ev=fixed.evaluate(compressor);if(ev!==fixed&&(compressor.option("unsafe_regexp")||!(ev instanceof RegExp))){init=make_node_from_constant(ev,fixed)}}if(init){var value_length=init.optimize(compressor).print_to_string().length;var fn;if(has_symbol_ref(fixed)){fn=function(){var result=init.optimize(compressor);return result===init?result.clone(true):result}}else{value_length=Math.min(value_length,fixed.print_to_string().length);fn=function(){var result=best_of_expression(init.optimize(compressor),fixed);return result===init||result===fixed?result.clone(true):result}}var name_length=d.name.length;var overhead=0;if(compressor.option("unused")&&!compressor.exposed(d)){overhead=(name_length+2+value_length)/d.references.length}d.should_replace=value_length<=name_length+overhead?fn:false}else{d.should_replace=false}}if(d.should_replace){return d.should_replace()}}return self;function has_symbol_ref(value){var found;value.walk(new TreeWalker(function(node){if(node instanceof AST_SymbolRef)found=true;if(found)return true}));return found}});function is_atomic(lhs,self){return lhs instanceof AST_SymbolRef||lhs.TYPE===self.TYPE}OPT(AST_Undefined,function(self,compressor){if(compressor.option("unsafe")){var undef=find_variable(compressor,"undefined");if(undef){var ref=make_node(AST_SymbolRef,self,{name:"undefined",scope:undef.scope,thedef:undef});ref.is_undefined=true;return ref}}var lhs=is_lhs(compressor.self(),compressor.parent());if(lhs&&is_atomic(lhs,self))return self;return make_node(AST_UnaryPrefix,self,{operator:"void",expression:make_node(AST_Number,self,{value:0})})});OPT(AST_Infinity,function(self,compressor){var lhs=is_lhs(compressor.self(),compressor.parent());if(lhs&&is_atomic(lhs,self))return self;if(compressor.option("keep_infinity")&&!(lhs&&!is_atomic(lhs,self))&&!find_variable(compressor,"Infinity"))return self;return make_node(AST_Binary,self,{operator:"/",left:make_node(AST_Number,self,{value:1}),right:make_node(AST_Number,self,{value:0})})});OPT(AST_NaN,function(self,compressor){var lhs=is_lhs(compressor.self(),compressor.parent());if(lhs&&!is_atomic(lhs,self)||find_variable(compressor,"NaN")){return make_node(AST_Binary,self,{operator:"/",left:make_node(AST_Number,self,{value:0}),right:make_node(AST_Number,self,{value:0})})}return self});function is_reachable(self,defs){var reachable=false;var find_ref=new TreeWalker(function(node){if(reachable)return true;if(node instanceof AST_SymbolRef&&member(node.definition(),defs)){return reachable=true}});var scan_scope=new TreeWalker(function(node){if(reachable)return true;if(node instanceof AST_Scope&&node!==self){var parent=scan_scope.parent();if(!(parent instanceof AST_Call&&parent.expression===node)){node.walk(find_ref)}return true}});self.walk(scan_scope);return reachable}var ASSIGN_OPS=["+","-","/","*","%",">>","<<",">>>","|","^","&"];var ASSIGN_OPS_COMMUTATIVE=["*","|","^","&"];OPT(AST_Assign,function(self,compressor){var def;if(compressor.option("dead_code")&&self.left instanceof AST_SymbolRef&&(def=self.left.definition()).scope===compressor.find_parent(AST_Lambda)){var level=0,node,parent=self;do{node=parent;parent=compressor.parent(level++);if(parent instanceof AST_Exit){if(in_try(level,parent instanceof AST_Throw))break;if(is_reachable(def.scope,[def]))break;if(self.operator=="=")return self.right;return make_node(AST_Binary,self,{operator:self.operator.slice(0,-1),left:self.left,right:self.right}).optimize(compressor)}}while(parent instanceof AST_Binary&&parent.right===node||parent instanceof AST_Sequence&&parent.tail_node()===node)}self=self.lift_sequences(compressor);if(self.operator=="="&&self.left instanceof AST_SymbolRef&&self.right instanceof AST_Binary){if(self.right.left instanceof AST_SymbolRef&&self.right.left.name==self.left.name&&member(self.right.operator,ASSIGN_OPS)){self.operator=self.right.operator+"=";self.right=self.right.right}else if(self.right.right instanceof AST_SymbolRef&&self.right.right.name==self.left.name&&member(self.right.operator,ASSIGN_OPS_COMMUTATIVE)&&!self.right.left.has_side_effects(compressor)){self.operator=self.right.operator+"=";self.right=self.right.left}}return self;function in_try(level,no_catch){var scope=self.left.definition().scope;var parent;while((parent=compressor.parent(level++))!==scope){if(parent instanceof AST_Try){if(parent.bfinally)return true;if(no_catch&&parent.bcatch)return true}}}});OPT(AST_DefaultAssign,function(self,compressor){if(!compressor.option("evaluate")){return self}var evaluateRight=self.right.evaluate(compressor);if(evaluateRight===undefined){self=self.left}else if(evaluateRight!==self.right){evaluateRight=make_node_from_constant(evaluateRight,self.right);self.right=best_of_expression(evaluateRight,self.right)}return self});OPT(AST_Conditional,function(self,compressor){if(!compressor.option("conditionals"))return self;if(self.condition instanceof AST_Sequence){var expressions=self.condition.expressions.slice();self.condition=expressions.pop();expressions.push(self);return make_sequence(self,expressions)}var cond=self.condition.evaluate(compressor);if(cond!==self.condition){if(cond){compressor.warn("Condition always true [{file}:{line},{col}]",self.start);return maintain_this_binding(compressor.parent(),compressor.self(),self.consequent)}else{compressor.warn("Condition always false [{file}:{line},{col}]",self.start);return maintain_this_binding(compressor.parent(),compressor.self(),self.alternative)}}var negated=cond.negate(compressor,first_in_statement(compressor));if(best_of(compressor,cond,negated)===negated){self=make_node(AST_Conditional,self,{condition:negated,consequent:self.alternative,alternative:self.consequent})}var condition=self.condition;var consequent=self.consequent;var alternative=self.alternative;if(condition instanceof AST_SymbolRef&&consequent instanceof AST_SymbolRef&&condition.definition()===consequent.definition()){return make_node(AST_Binary,self,{operator:"||",left:condition,right:alternative})}if(consequent instanceof AST_Assign&&alternative instanceof AST_Assign&&consequent.operator==alternative.operator&&consequent.left.equivalent_to(alternative.left)&&(!self.condition.has_side_effects(compressor)||consequent.operator=="="&&!consequent.left.has_side_effects(compressor))){return make_node(AST_Assign,self,{operator:consequent.operator,left:consequent.left,right:make_node(AST_Conditional,self,{condition:self.condition,consequent:consequent.right,alternative:alternative.right})})}var arg_index;if(consequent instanceof AST_Call&&alternative.TYPE===consequent.TYPE&&consequent.args.length>0&&consequent.args.length==alternative.args.length&&consequent.expression.equivalent_to(alternative.expression)&&!self.condition.has_side_effects(compressor)&&!consequent.expression.has_side_effects(compressor)&&typeof(arg_index=single_arg_diff())=="number"){var node=consequent.clone();node.args[arg_index]=make_node(AST_Conditional,self,{condition:self.condition,consequent:consequent.args[arg_index],alternative:alternative.args[arg_index]});return node}if(consequent instanceof AST_Conditional&&consequent.alternative.equivalent_to(alternative)){return make_node(AST_Conditional,self,{condition:make_node(AST_Binary,self,{left:self.condition,operator:"&&",right:consequent.condition}),consequent:consequent.consequent,alternative:alternative})}if(consequent.equivalent_to(alternative)){return make_sequence(self,[self.condition,consequent]).optimize(compressor)}var in_bool=compressor.in_boolean_context();if(is_true(self.consequent)){if(is_false(self.alternative)){return booleanize(self.condition)}return make_node(AST_Binary,self,{operator:"||",left:booleanize(self.condition),right:self.alternative})}if(is_false(self.consequent)){if(is_true(self.alternative)){return booleanize(self.condition.negate(compressor))}return make_node(AST_Binary,self,{operator:"&&",left:booleanize(self.condition.negate(compressor)),right:self.alternative})}if(is_true(self.alternative)){return make_node(AST_Binary,self,{operator:"||",left:booleanize(self.condition.negate(compressor)),right:self.consequent})}if(is_false(self.alternative)){return make_node(AST_Binary,self,{operator:"&&",left:booleanize(self.condition),right:self.consequent})}return self;function booleanize(node){if(node.is_boolean())return node;return make_node(AST_UnaryPrefix,node,{operator:"!",expression:node.negate(compressor)})}function is_true(node){return node instanceof AST_True||in_bool&&node instanceof AST_Constant&&node.getValue()||node instanceof AST_UnaryPrefix&&node.operator=="!"&&node.expression instanceof AST_Constant&&!node.expression.getValue()}function is_false(node){return node instanceof AST_False||in_bool&&node instanceof AST_Constant&&!node.getValue()||node instanceof AST_UnaryPrefix&&node.operator=="!"&&node.expression instanceof AST_Constant&&node.expression.getValue()}function single_arg_diff(){var a=consequent.args;var b=alternative.args;for(var i=0,len=a.length;i<len;i++){if(a[i]instanceof AST_Expansion)return;if(!a[i].equivalent_to(b[i])){if(b[i]instanceof AST_Expansion)return;for(var j=i+1;j<len;j++){if(a[j]instanceof AST_Expansion)return;if(!a[j].equivalent_to(b[j]))return}return i}}}});OPT(AST_Boolean,function(self,compressor){if(compressor.in_boolean_context())return make_node(AST_Number,self,{value:+self.value});if(compressor.option("booleans")){var p=compressor.parent();if(p instanceof AST_Binary&&(p.operator=="=="||p.operator=="!=")){compressor.warn("Non-strict equality against boolean: {operator} {value} [{file}:{line},{col}]",{operator:p.operator,value:self.value,file:p.start.file,line:p.start.line,col:p.start.col});return make_node(AST_Number,self,{value:+self.value})}return make_node(AST_UnaryPrefix,self,{operator:"!",expression:make_node(AST_Number,self,{value:1-self.value})})}return self});OPT(AST_Sub,function(self,compressor){var expr=self.expression;var prop=self.property;if(compressor.option("properties")){var key=prop.evaluate(compressor);if(key!==prop){if(typeof key=="string"){if(key=="undefined"){key=undefined}else{var value=parseFloat(key);if(value.toString()==key){key=value}}}prop=self.property=best_of_expression(prop,make_node_from_constant(key,prop).transform(compressor));var property=""+key;if(is_identifier_string(property)&&property.length<=prop.print_to_string().length+1){return make_node(AST_Dot,self,{expression:expr,property:property}).optimize(compressor)}}}if(is_lhs(self,compressor.parent()))return self;if(key!==prop){var sub=self.flatten_object(property,compressor);if(sub){expr=self.expression=sub.expression;prop=self.property=sub.property}}if(compressor.option("properties")&&compressor.option("side_effects")&&prop instanceof AST_Number&&expr instanceof AST_Array){var index=prop.getValue();var elements=expr.elements;FLATTEN:if(index in elements){var flatten=true;var values=[];for(var i=elements.length;--i>index;){var value=elements[i].drop_side_effect_free(compressor);if(value){values.unshift(value);if(flatten&&value.has_side_effects(compressor))flatten=false}}var retValue=elements[index];if(retValue instanceof AST_Expansion)break FLATTEN;retValue=retValue instanceof AST_Hole?make_node(AST_Undefined,retValue):retValue;if(!flatten)values.unshift(retValue);while(--i>=0){var value=elements[i];if(value instanceof AST_Expansion)break FLATTEN;value=value.drop_side_effect_free(compressor);if(value)values.unshift(value);else index--}if(flatten){values.push(retValue);return make_sequence(self,values).optimize(compressor)}else return make_node(AST_Sub,self,{expression:make_node(AST_Array,expr,{elements:values}),property:make_node(AST_Number,prop,{value:index})})}}var ev=self.evaluate(compressor);if(ev!==self){ev=make_node_from_constant(ev,self).optimize(compressor);return best_of(compressor,ev,self)}return self});AST_Lambda.DEFMETHOD("contains_this",function(){var result;var self=this;self.walk(new TreeWalker(function(node){if(result)return true;if(node instanceof AST_This)return result=true;if(node!==self&&node instanceof AST_Scope&&!(node instanceof AST_Arrow))return true}));return result});AST_PropAccess.DEFMETHOD("flatten_object",function(key,compressor){if(!compressor.option("properties"))return;var arrows=compressor.option("unsafe_arrows")&&compressor.option("ecma")>=6;var expr=this.expression;if(expr instanceof AST_Object){var props=expr.properties;for(var i=props.length;--i>=0;){var prop=props[i];if(""+(prop instanceof AST_ConciseMethod?prop.key.name:prop.key)==key){if(!all(props,function(prop){return prop instanceof AST_ObjectKeyVal||arrows&&prop instanceof AST_ConciseMethod&&!prop.is_generator}))break;var value=prop.value;if((value instanceof AST_Accessor||value instanceof AST_Function)&&!(compressor.parent()instanceof AST_New)&&value.contains_this())break;return make_node(AST_Sub,this,{expression:make_node(AST_Array,expr,{elements:props.map(function(prop){var v=prop.value;if(v instanceof AST_Accessor)v=make_node(AST_Function,v,v);var k=prop.key;if(k instanceof AST_Node&&!(k instanceof AST_SymbolMethod)){return make_sequence(prop,[k,v])}return v})}),property:make_node(AST_Number,this,{value:i})})}}}});OPT(AST_Dot,function(self,compressor){var def=self.resolve_defines(compressor);if(def){return def.optimize(compressor)}if(compressor.option("unsafe_proto")&&self.expression instanceof AST_Dot&&self.expression.property=="prototype"){var exp=self.expression.expression;if(is_undeclared_ref(exp))switch(exp.name){case"Array":self.expression=make_node(AST_Array,self.expression,{elements:[]});break;case"Object":self.expression=make_node(AST_Object,self.expression,{properties:[]});break;case"String":self.expression=make_node(AST_String,self.expression,{value:""});break}}if(is_lhs(self,compressor.parent()))return self;var sub=self.flatten_object(self.property,compressor);if(sub)return sub.optimize(compressor);var ev=self.evaluate(compressor);if(ev!==self){ev=make_node_from_constant(ev,self).optimize(compressor);return best_of(compressor,ev,self)}return self});function literals_in_boolean_context(self,compressor){if(compressor.in_boolean_context()){return best_of(compressor,self,make_sequence(self,[self,make_node(AST_True,self)]).optimize(compressor))}return self}OPT(AST_Array,literals_in_boolean_context);OPT(AST_Object,literals_in_boolean_context);OPT(AST_RegExp,literals_in_boolean_context);OPT(AST_Return,function(self,compressor){if(self.value&&is_undefined(self.value,compressor)){self.value=null}return self});OPT(AST_Arrow,function(self,compressor){if(!(self.body instanceof AST_Node))tighten_body(self.body,compressor);if(compressor.option("arrows")&&self.body.length==1&&self.body[0]instanceof AST_Return){var value=self.body[0].value;self.body=value?value:[]}return self});OPT(AST_Function,function(self,compressor){tighten_body(self.body,compressor);if(compressor.option("unsafe_arrows")&&compressor.option("ecma")>=6&&!self.name&&!self.is_generator&&!self.uses_arguments&&!self.uses_eval){var has_special_symbol=false;self.walk(new TreeWalker(function(node){if(has_special_symbol)return true;if(node instanceof AST_This){has_special_symbol=true;return true}}));if(!has_special_symbol)return make_node(AST_Arrow,self,self).optimize(compressor)}return self});OPT(AST_Class,function(self,compressor){return self});OPT(AST_Yield,function(self,compressor){if(self.expression&&!self.is_star&&is_undefined(self.expression,compressor)){self.expression=null}return self});OPT(AST_VarDef,function(self,compressor){var defines=compressor.option("global_defs");if(defines&&HOP(defines,self.name.name)){compressor.warn("global_defs "+self.name.name+" redefined [{file}:{line},{col}]",self.start)}return self});OPT(AST_TemplateString,function(self,compressor){if(!compressor.option("evaluate")||compressor.parent()instanceof AST_PrefixedTemplateString)return self;var segments=[];for(var i=0;i<self.segments.length;i++){var segment=self.segments[i];if(segment instanceof AST_Node){var result=segment.evaluate(compressor);if(result!==segment&&(result+"").length<=segment.print_to_string().length+"${}".length){segments[segments.length-1].value=segments[segments.length-1].value+result+self.segments[++i].value;continue}}segments.push(segment)}self.segments=segments;return segments.length==1?make_node(AST_String,self,segments[0]):self});OPT(AST_PrefixedTemplateString,function(self,compressor){return self});function lift_key(self,compressor){if(!compressor.option("computed_props"))return self;if(!(self.key instanceof AST_Constant))return self;if(self.key instanceof AST_String||self.key instanceof AST_Number){if(self.key.value=="constructor"&&compressor.parent()instanceof AST_Class)return self;if(self instanceof AST_ObjectKeyVal){self.key=self.key.value}else{self.key=make_node(AST_SymbolMethod,self.key,{name:self.key.value})}}return self}OPT(AST_ObjectProperty,lift_key);OPT(AST_ConciseMethod,function(self,compressor){lift_key(self,compressor);if(compressor.option("arrows")&&compressor.parent()instanceof AST_Object&&!self.value.uses_arguments&&!self.value.uses_eval&&self.value.body.length==1&&self.value.body[0]instanceof AST_Return&&self.value.body[0].value&&!self.value.contains_this()){var arrow=make_node(AST_Arrow,self.value,self.value);arrow.async=self.async;arrow.is_generator=self.is_generator;return make_node(AST_ObjectKeyVal,self,{key:self.key instanceof AST_SymbolMethod?self.key.name:self.key,value:arrow,quote:self.quote})}return self});OPT(AST_ObjectKeyVal,function(self,compressor){lift_key(self,compressor);var unsafe_methods=compressor.option("unsafe_methods");if(unsafe_methods&&compressor.option("ecma")>=6&&(!(unsafe_methods instanceof RegExp)||unsafe_methods.test(self.key+""))){var key=self.key;var value=self.value;var is_arrow_with_block=value instanceof AST_Arrow&&Array.isArray(value.body)&&!value.contains_this();if((is_arrow_with_block||value instanceof AST_Function)&&!value.name){return make_node(AST_ConciseMethod,self,{async:value.async,is_generator:value.is_generator,key:key instanceof AST_Node?key:make_node(AST_SymbolMethod,self,{name:key}),value:make_node(AST_Accessor,value,value),quote:self.quote})}}return self})})(); +/*********************************************************************** A JavaScript tokenizer / parser / beautifier / compressor. https://github.com/mishoo/UglifyJS2 @@ -335,7 +343,8 @@ SUCH DAMAGE. ***********************************************************************/ -"use strict";function SourceMap(options){options=defaults(options,{file:null,root:null,orig:null,orig_line_diff:0,dest_line_diff:0});var generator=new MOZ_SourceMap.SourceMapGenerator({file:options.file,sourceRoot:options.root});var orig_map=options.orig&&new MOZ_SourceMap.SourceMapConsumer(options.orig);if(orig_map&&Array.isArray(options.orig.sources)){orig_map._sources.toArray().forEach(function(source){var sourceContent=orig_map.sourceContentFor(source,true);if(sourceContent){generator.setSourceContent(source,sourceContent)}})}function add(source,gen_line,gen_col,orig_line,orig_col,name){if(orig_map){var info=orig_map.originalPositionFor({line:orig_line,column:orig_col});if(info.source===null){return}source=info.source;orig_line=info.line;orig_col=info.column;name=info.name||name}generator.addMapping({generated:{line:gen_line+options.dest_line_diff,column:gen_col},original:{line:orig_line+options.orig_line_diff,column:orig_col},source:source,name:name})}return{add:add,get:function(){return generator},toString:function(){return JSON.stringify(generator.toJSON())}}}/*********************************************************************** +"use strict";function SourceMap(options){options=defaults(options,{file:null,root:null,orig:null,orig_line_diff:0,dest_line_diff:0});var generator=new MOZ_SourceMap.SourceMapGenerator({file:options.file,sourceRoot:options.root});var orig_map=options.orig&&new MOZ_SourceMap.SourceMapConsumer(options.orig);if(orig_map&&Array.isArray(options.orig.sources)){orig_map._sources.toArray().forEach(function(source){var sourceContent=orig_map.sourceContentFor(source,true);if(sourceContent){generator.setSourceContent(source,sourceContent)}})}function add(source,gen_line,gen_col,orig_line,orig_col,name){if(orig_map){var info=orig_map.originalPositionFor({line:orig_line,column:orig_col});if(info.source===null){return}source=info.source;orig_line=info.line;orig_col=info.column;name=info.name||name}generator.addMapping({generated:{line:gen_line+options.dest_line_diff,column:gen_col},original:{line:orig_line+options.orig_line_diff,column:orig_col},source:source,name:name})}return{add:add,get:function(){return generator},toString:function(){return JSON.stringify(generator.toJSON())}}} +/*********************************************************************** A JavaScript tokenizer / parser / beautifier / compressor. https://github.com/mishoo/UglifyJS2 @@ -377,7 +386,8 @@ SUCH DAMAGE. ***********************************************************************/ -"use strict";(function(){var normalize_directives=function(body){var in_directive=true;for(var i=0;i<body.length;i++){if(in_directive&&body[i]instanceof AST_Statement&&body[i].body instanceof AST_String){body[i]=new AST_Directive({start:body[i].start,end:body[i].end,value:body[i].body.value})}else if(in_directive&&!(body[i]instanceof AST_Statement&&body[i].body instanceof AST_String)){in_directive=false}}return body};var MOZ_TO_ME={Program:function(M){return new AST_Toplevel({start:my_start_token(M),end:my_end_token(M),body:normalize_directives(M.body.map(from_moz))})},FunctionDeclaration:function(M){return new AST_Defun({start:my_start_token(M),end:my_end_token(M),name:from_moz(M.id),argnames:M.params.map(from_moz),body:normalize_directives(from_moz(M.body).body)})},FunctionExpression:function(M){return new AST_Function({start:my_start_token(M),end:my_end_token(M),name:from_moz(M.id),argnames:M.params.map(from_moz),body:normalize_directives(from_moz(M.body).body)})},ExpressionStatement:function(M){return new AST_SimpleStatement({start:my_start_token(M),end:my_end_token(M),body:from_moz(M.expression)})},TryStatement:function(M){var handlers=M.handlers||[M.handler];if(handlers.length>1||M.guardedHandlers&&M.guardedHandlers.length){throw new Error("Multiple catch clauses are not supported.")}return new AST_Try({start:my_start_token(M),end:my_end_token(M),body:from_moz(M.block).body,bcatch:from_moz(handlers[0]),bfinally:M.finalizer?new AST_Finally(from_moz(M.finalizer)):null})},Property:function(M){var key=M.key;var args={start:my_start_token(key),end:my_end_token(M.value),key:key.type=="Identifier"?key.name:key.value,value:from_moz(M.value)};if(M.kind=="init")return new AST_ObjectKeyVal(args);args.key=new AST_SymbolMethod({name:args.key});args.value=new AST_Accessor(args.value);if(M.kind=="get")return new AST_ObjectGetter(args);if(M.kind=="set")return new AST_ObjectSetter(args)},ArrayExpression:function(M){return new AST_Array({start:my_start_token(M),end:my_end_token(M),elements:M.elements.map(function(elem){return elem===null?new AST_Hole:from_moz(elem)})})},ObjectExpression:function(M){return new AST_Object({start:my_start_token(M),end:my_end_token(M),properties:M.properties.map(function(prop){prop.type="Property";return from_moz(prop)})})},SequenceExpression:function(M){return new AST_Sequence({start:my_start_token(M),end:my_end_token(M),expressions:M.expressions.map(from_moz)})},MemberExpression:function(M){return new(M.computed?AST_Sub:AST_Dot)({start:my_start_token(M),end:my_end_token(M),property:M.computed?from_moz(M.property):M.property.name,expression:from_moz(M.object)})},SwitchCase:function(M){return new(M.test?AST_Case:AST_Default)({start:my_start_token(M),end:my_end_token(M),expression:from_moz(M.test),body:M.consequent.map(from_moz)})},VariableDeclaration:function(M){return new(M.kind==="const"?AST_Const:AST_Var)({start:my_start_token(M),end:my_end_token(M),definitions:M.declarations.map(from_moz)})},Literal:function(M){var val=M.value,args={start:my_start_token(M),end:my_end_token(M)};if(val===null)return new AST_Null(args);switch(typeof val){case"string":args.value=val;return new AST_String(args);case"number":args.value=val;return new AST_Number(args);case"boolean":return new(val?AST_True:AST_False)(args);default:var rx=M.regex;if(rx&&rx.pattern){args.value=new RegExp(rx.pattern,rx.flags).toString()}else{args.value=M.regex&&M.raw?M.raw:val}return new AST_RegExp(args)}},Identifier:function(M){var p=FROM_MOZ_STACK[FROM_MOZ_STACK.length-2];return new(p.type=="LabeledStatement"?AST_Label:p.type=="VariableDeclarator"&&p.id===M?p.kind=="const"?AST_SymbolConst:AST_SymbolVar:p.type=="FunctionExpression"?p.id===M?AST_SymbolLambda:AST_SymbolFunarg:p.type=="FunctionDeclaration"?p.id===M?AST_SymbolDefun:AST_SymbolFunarg:p.type=="CatchClause"?AST_SymbolCatch:p.type=="BreakStatement"||p.type=="ContinueStatement"?AST_LabelRef:AST_SymbolRef)({start:my_start_token(M),end:my_end_token(M),name:M.name})}};MOZ_TO_ME.UpdateExpression=MOZ_TO_ME.UnaryExpression=function To_Moz_Unary(M){var prefix="prefix"in M?M.prefix:M.type=="UnaryExpression"?true:false;return new(prefix?AST_UnaryPrefix:AST_UnaryPostfix)({start:my_start_token(M),end:my_end_token(M),operator:M.operator,expression:from_moz(M.argument)})};map("EmptyStatement",AST_EmptyStatement);map("BlockStatement",AST_BlockStatement,"body@body");map("IfStatement",AST_If,"test>condition, consequent>body, alternate>alternative");map("LabeledStatement",AST_LabeledStatement,"label>label, body>body");map("BreakStatement",AST_Break,"label>label");map("ContinueStatement",AST_Continue,"label>label");map("WithStatement",AST_With,"object>expression, body>body");map("SwitchStatement",AST_Switch,"discriminant>expression, cases@body");map("ReturnStatement",AST_Return,"argument>value");map("ThrowStatement",AST_Throw,"argument>value");map("WhileStatement",AST_While,"test>condition, body>body");map("DoWhileStatement",AST_Do,"test>condition, body>body");map("ForStatement",AST_For,"init>init, test>condition, update>step, body>body");map("ForInStatement",AST_ForIn,"left>init, right>object, body>body");map("DebuggerStatement",AST_Debugger);map("VariableDeclarator",AST_VarDef,"id>name, init>value");map("CatchClause",AST_Catch,"param>argname, body%body");map("ThisExpression",AST_This);map("BinaryExpression",AST_Binary,"operator=operator, left>left, right>right");map("LogicalExpression",AST_Binary,"operator=operator, left>left, right>right");map("AssignmentExpression",AST_Assign,"operator=operator, left>left, right>right");map("ConditionalExpression",AST_Conditional,"test>condition, consequent>consequent, alternate>alternative");map("NewExpression",AST_New,"callee>expression, arguments@args");map("CallExpression",AST_Call,"callee>expression, arguments@args");def_to_moz(AST_Toplevel,function To_Moz_Program(M){return to_moz_scope("Program",M)});def_to_moz(AST_Defun,function To_Moz_FunctionDeclaration(M){return{type:"FunctionDeclaration",id:to_moz(M.name),params:M.argnames.map(to_moz),body:to_moz_scope("BlockStatement",M)}});def_to_moz(AST_Function,function To_Moz_FunctionExpression(M){return{type:"FunctionExpression",id:to_moz(M.name),params:M.argnames.map(to_moz),body:to_moz_scope("BlockStatement",M)}});def_to_moz(AST_Directive,function To_Moz_Directive(M){return{type:"ExpressionStatement",expression:{type:"Literal",value:M.value}}});def_to_moz(AST_SimpleStatement,function To_Moz_ExpressionStatement(M){return{type:"ExpressionStatement",expression:to_moz(M.body)}});def_to_moz(AST_SwitchBranch,function To_Moz_SwitchCase(M){return{type:"SwitchCase",test:to_moz(M.expression),consequent:M.body.map(to_moz)}});def_to_moz(AST_Try,function To_Moz_TryStatement(M){return{type:"TryStatement",block:to_moz_block(M),handler:to_moz(M.bcatch),guardedHandlers:[],finalizer:to_moz(M.bfinally)}});def_to_moz(AST_Catch,function To_Moz_CatchClause(M){return{type:"CatchClause",param:to_moz(M.argname),guard:null,body:to_moz_block(M)}});def_to_moz(AST_Definitions,function To_Moz_VariableDeclaration(M){return{type:"VariableDeclaration",kind:M instanceof AST_Const?"const":"var",declarations:M.definitions.map(to_moz)}});def_to_moz(AST_Sequence,function To_Moz_SequenceExpression(M){return{type:"SequenceExpression",expressions:M.expressions.map(to_moz)}});def_to_moz(AST_PropAccess,function To_Moz_MemberExpression(M){var isComputed=M instanceof AST_Sub;return{type:"MemberExpression",object:to_moz(M.expression),computed:isComputed,property:isComputed?to_moz(M.property):{type:"Identifier",name:M.property}}});def_to_moz(AST_Unary,function To_Moz_Unary(M){return{type:M.operator=="++"||M.operator=="--"?"UpdateExpression":"UnaryExpression",operator:M.operator,prefix:M instanceof AST_UnaryPrefix,argument:to_moz(M.expression)}});def_to_moz(AST_Binary,function To_Moz_BinaryExpression(M){return{type:M.operator=="&&"||M.operator=="||"?"LogicalExpression":"BinaryExpression",left:to_moz(M.left),operator:M.operator,right:to_moz(M.right)}});def_to_moz(AST_Array,function To_Moz_ArrayExpression(M){return{type:"ArrayExpression",elements:M.elements.map(to_moz)}});def_to_moz(AST_Object,function To_Moz_ObjectExpression(M){return{type:"ObjectExpression",properties:M.properties.map(to_moz)}});def_to_moz(AST_ObjectProperty,function To_Moz_Property(M){var key={type:"Literal",value:M.key instanceof AST_SymbolMethod?M.key.name:M.key};var kind;if(M instanceof AST_ObjectKeyVal){kind="init"}else if(M instanceof AST_ObjectGetter){kind="get"}else if(M instanceof AST_ObjectSetter){kind="set"}return{type:"Property",kind:kind,key:key,value:to_moz(M.value)}});def_to_moz(AST_Symbol,function To_Moz_Identifier(M){var def=M.definition();return{type:"Identifier",name:def?def.mangled_name||def.name:M.name}});def_to_moz(AST_RegExp,function To_Moz_RegExpLiteral(M){var value=M.value;return{type:"Literal",value:value,raw:value.toString(),regex:{pattern:value.source,flags:value.toString().match(/[gimuy]*$/)[0]}}});def_to_moz(AST_Constant,function To_Moz_Literal(M){var value=M.value;if(typeof value==="number"&&(value<0||value===0&&1/value<0)){return{type:"UnaryExpression",operator:"-",prefix:true,argument:{type:"Literal",value:-value,raw:M.start.raw}}}return{type:"Literal",value:value,raw:M.start.raw}});def_to_moz(AST_Atom,function To_Moz_Atom(M){return{type:"Identifier",name:String(M.value)}});AST_Boolean.DEFMETHOD("to_mozilla_ast",AST_Constant.prototype.to_mozilla_ast);AST_Null.DEFMETHOD("to_mozilla_ast",AST_Constant.prototype.to_mozilla_ast);AST_Hole.DEFMETHOD("to_mozilla_ast",function To_Moz_ArrayHole(){return null});AST_Block.DEFMETHOD("to_mozilla_ast",AST_BlockStatement.prototype.to_mozilla_ast);AST_Lambda.DEFMETHOD("to_mozilla_ast",AST_Function.prototype.to_mozilla_ast);function raw_token(moznode){if(moznode.type=="Literal"){return moznode.raw!=null?moznode.raw:moznode.value+""}}function my_start_token(moznode){var loc=moznode.loc,start=loc&&loc.start;var range=moznode.range;return new AST_Token({file:loc&&loc.source,line:start&&start.line,col:start&&start.column,pos:range?range[0]:moznode.start,endline:start&&start.line,endcol:start&&start.column,endpos:range?range[0]:moznode.start,raw:raw_token(moznode)})}function my_end_token(moznode){var loc=moznode.loc,end=loc&&loc.end;var range=moznode.range;return new AST_Token({file:loc&&loc.source,line:end&&end.line,col:end&&end.column,pos:range?range[1]:moznode.end,endline:end&&end.line,endcol:end&&end.column,endpos:range?range[1]:moznode.end,raw:raw_token(moznode)})}function map(moztype,mytype,propmap){var moz_to_me="function From_Moz_"+moztype+"(M){\n";moz_to_me+="return new U2."+mytype.name+"({\n"+"start: my_start_token(M),\n"+"end: my_end_token(M)";var me_to_moz="function To_Moz_"+moztype+"(M){\n";me_to_moz+="return {\n"+"type: "+JSON.stringify(moztype);if(propmap)propmap.split(/\s*,\s*/).forEach(function(prop){var m=/([a-z0-9$_]+)(=|@|>|%)([a-z0-9$_]+)/i.exec(prop);if(!m)throw new Error("Can't understand property map: "+prop);var moz=m[1],how=m[2],my=m[3];moz_to_me+=",\n"+my+": ";me_to_moz+=",\n"+moz+": ";switch(how){case"@":moz_to_me+="M."+moz+".map(from_moz)";me_to_moz+="M."+my+".map(to_moz)";break;case">":moz_to_me+="from_moz(M."+moz+")";me_to_moz+="to_moz(M."+my+")";break;case"=":moz_to_me+="M."+moz;me_to_moz+="M."+my;break;case"%":moz_to_me+="from_moz(M."+moz+").body";me_to_moz+="to_moz_block(M)";break;default:throw new Error("Can't understand operator in propmap: "+prop)}});moz_to_me+="\n})\n}";me_to_moz+="\n}\n}";moz_to_me=new Function("U2","my_start_token","my_end_token","from_moz","return("+moz_to_me+")")(exports,my_start_token,my_end_token,from_moz);me_to_moz=new Function("to_moz","to_moz_block","to_moz_scope","return("+me_to_moz+")")(to_moz,to_moz_block,to_moz_scope);MOZ_TO_ME[moztype]=moz_to_me;def_to_moz(mytype,me_to_moz)}var FROM_MOZ_STACK=null;function from_moz(node){FROM_MOZ_STACK.push(node);var ret=node!=null?MOZ_TO_ME[node.type](node):null;FROM_MOZ_STACK.pop();return ret}AST_Node.from_mozilla_ast=function(node){var save_stack=FROM_MOZ_STACK;FROM_MOZ_STACK=[];var ast=from_moz(node);FROM_MOZ_STACK=save_stack;return ast};function set_moz_loc(mynode,moznode,myparent){var start=mynode.start;var end=mynode.end;if(start.pos!=null&&end.endpos!=null){moznode.range=[start.pos,end.endpos]}if(start.line){moznode.loc={start:{line:start.line,column:start.col},end:end.endline?{line:end.endline,column:end.endcol}:null};if(start.file){moznode.loc.source=start.file}}return moznode}function def_to_moz(mytype,handler){mytype.DEFMETHOD("to_mozilla_ast",function(){return set_moz_loc(this,handler(this))})}function to_moz(node){return node!=null?node.to_mozilla_ast():null}function to_moz_block(node){return{type:"BlockStatement",body:node.body.map(to_moz)}}function to_moz_scope(type,node){var body=node.body.map(to_moz);if(node.body[0]instanceof AST_SimpleStatement&&node.body[0].body instanceof AST_String){body.unshift(to_moz(new AST_EmptyStatement(node.body[0])))}return{type:type,body:body}}})();/*********************************************************************** +"use strict";(function(){var normalize_directives=function(body){var in_directive=true;for(var i=0;i<body.length;i++){if(in_directive&&body[i]instanceof AST_Statement&&body[i].body instanceof AST_String){body[i]=new AST_Directive({start:body[i].start,end:body[i].end,value:body[i].body.value})}else if(in_directive&&!(body[i]instanceof AST_Statement&&body[i].body instanceof AST_String)){in_directive=false}}return body};var MOZ_TO_ME={Program:function(M){return new AST_Toplevel({start:my_start_token(M),end:my_end_token(M),body:normalize_directives(M.body.map(from_moz))})},FunctionDeclaration:function(M){return new AST_Defun({start:my_start_token(M),end:my_end_token(M),name:from_moz(M.id),argnames:M.params.map(from_moz),body:normalize_directives(from_moz(M.body).body)})},FunctionExpression:function(M){return new AST_Function({start:my_start_token(M),end:my_end_token(M),name:from_moz(M.id),argnames:M.params.map(from_moz),body:normalize_directives(from_moz(M.body).body)})},ExpressionStatement:function(M){return new AST_SimpleStatement({start:my_start_token(M),end:my_end_token(M),body:from_moz(M.expression)})},TryStatement:function(M){var handlers=M.handlers||[M.handler];if(handlers.length>1||M.guardedHandlers&&M.guardedHandlers.length){throw new Error("Multiple catch clauses are not supported.")}return new AST_Try({start:my_start_token(M),end:my_end_token(M),body:from_moz(M.block).body,bcatch:from_moz(handlers[0]),bfinally:M.finalizer?new AST_Finally(from_moz(M.finalizer)):null})},Property:function(M){var key=M.key;var args={start:my_start_token(key),end:my_end_token(M.value),key:key.type=="Identifier"?key.name:key.value,value:from_moz(M.value)};if(M.kind=="init")return new AST_ObjectKeyVal(args);args.key=new AST_SymbolMethod({name:args.key});args.value=new AST_Accessor(args.value);if(M.kind=="get")return new AST_ObjectGetter(args);if(M.kind=="set")return new AST_ObjectSetter(args)},ArrayExpression:function(M){return new AST_Array({start:my_start_token(M),end:my_end_token(M),elements:M.elements.map(function(elem){return elem===null?new AST_Hole:from_moz(elem)})})},ObjectExpression:function(M){return new AST_Object({start:my_start_token(M),end:my_end_token(M),properties:M.properties.map(function(prop){prop.type="Property";return from_moz(prop)})})},SequenceExpression:function(M){return new AST_Sequence({start:my_start_token(M),end:my_end_token(M),expressions:M.expressions.map(from_moz)})},MemberExpression:function(M){return new(M.computed?AST_Sub:AST_Dot)({start:my_start_token(M),end:my_end_token(M),property:M.computed?from_moz(M.property):M.property.name,expression:from_moz(M.object)})},SwitchCase:function(M){return new(M.test?AST_Case:AST_Default)({start:my_start_token(M),end:my_end_token(M),expression:from_moz(M.test),body:M.consequent.map(from_moz)})},VariableDeclaration:function(M){return new(M.kind==="const"?AST_Const:AST_Var)({start:my_start_token(M),end:my_end_token(M),definitions:M.declarations.map(from_moz)})},Literal:function(M){var val=M.value,args={start:my_start_token(M),end:my_end_token(M)};if(val===null)return new AST_Null(args);switch(typeof val){case"string":args.value=val;return new AST_String(args);case"number":args.value=val;return new AST_Number(args);case"boolean":return new(val?AST_True:AST_False)(args);default:var rx=M.regex;if(rx&&rx.pattern){args.value=new RegExp(rx.pattern,rx.flags).toString()}else{args.value=M.regex&&M.raw?M.raw:val}return new AST_RegExp(args)}},Identifier:function(M){var p=FROM_MOZ_STACK[FROM_MOZ_STACK.length-2];return new(p.type=="LabeledStatement"?AST_Label:p.type=="VariableDeclarator"&&p.id===M?p.kind=="const"?AST_SymbolConst:AST_SymbolVar:p.type=="FunctionExpression"?p.id===M?AST_SymbolLambda:AST_SymbolFunarg:p.type=="FunctionDeclaration"?p.id===M?AST_SymbolDefun:AST_SymbolFunarg:p.type=="CatchClause"?AST_SymbolCatch:p.type=="BreakStatement"||p.type=="ContinueStatement"?AST_LabelRef:AST_SymbolRef)({start:my_start_token(M),end:my_end_token(M),name:M.name})}};MOZ_TO_ME.UpdateExpression=MOZ_TO_ME.UnaryExpression=function To_Moz_Unary(M){var prefix="prefix"in M?M.prefix:M.type=="UnaryExpression"?true:false;return new(prefix?AST_UnaryPrefix:AST_UnaryPostfix)({start:my_start_token(M),end:my_end_token(M),operator:M.operator,expression:from_moz(M.argument)})};map("EmptyStatement",AST_EmptyStatement);map("BlockStatement",AST_BlockStatement,"body@body");map("IfStatement",AST_If,"test>condition, consequent>body, alternate>alternative");map("LabeledStatement",AST_LabeledStatement,"label>label, body>body");map("BreakStatement",AST_Break,"label>label");map("ContinueStatement",AST_Continue,"label>label");map("WithStatement",AST_With,"object>expression, body>body");map("SwitchStatement",AST_Switch,"discriminant>expression, cases@body");map("ReturnStatement",AST_Return,"argument>value");map("ThrowStatement",AST_Throw,"argument>value");map("WhileStatement",AST_While,"test>condition, body>body");map("DoWhileStatement",AST_Do,"test>condition, body>body");map("ForStatement",AST_For,"init>init, test>condition, update>step, body>body");map("ForInStatement",AST_ForIn,"left>init, right>object, body>body");map("DebuggerStatement",AST_Debugger);map("VariableDeclarator",AST_VarDef,"id>name, init>value");map("CatchClause",AST_Catch,"param>argname, body%body");map("ThisExpression",AST_This);map("BinaryExpression",AST_Binary,"operator=operator, left>left, right>right");map("LogicalExpression",AST_Binary,"operator=operator, left>left, right>right");map("AssignmentExpression",AST_Assign,"operator=operator, left>left, right>right");map("ConditionalExpression",AST_Conditional,"test>condition, consequent>consequent, alternate>alternative");map("NewExpression",AST_New,"callee>expression, arguments@args");map("CallExpression",AST_Call,"callee>expression, arguments@args");def_to_moz(AST_Toplevel,function To_Moz_Program(M){return to_moz_scope("Program",M)});def_to_moz(AST_Defun,function To_Moz_FunctionDeclaration(M){return{type:"FunctionDeclaration",id:to_moz(M.name),params:M.argnames.map(to_moz),body:to_moz_scope("BlockStatement",M)}});def_to_moz(AST_Function,function To_Moz_FunctionExpression(M){return{type:"FunctionExpression",id:to_moz(M.name),params:M.argnames.map(to_moz),body:to_moz_scope("BlockStatement",M)}});def_to_moz(AST_Directive,function To_Moz_Directive(M){return{type:"ExpressionStatement",expression:{type:"Literal",value:M.value}}});def_to_moz(AST_SimpleStatement,function To_Moz_ExpressionStatement(M){return{type:"ExpressionStatement",expression:to_moz(M.body)}});def_to_moz(AST_SwitchBranch,function To_Moz_SwitchCase(M){return{type:"SwitchCase",test:to_moz(M.expression),consequent:M.body.map(to_moz)}});def_to_moz(AST_Try,function To_Moz_TryStatement(M){return{type:"TryStatement",block:to_moz_block(M),handler:to_moz(M.bcatch),guardedHandlers:[],finalizer:to_moz(M.bfinally)}});def_to_moz(AST_Catch,function To_Moz_CatchClause(M){return{type:"CatchClause",param:to_moz(M.argname),guard:null,body:to_moz_block(M)}});def_to_moz(AST_Definitions,function To_Moz_VariableDeclaration(M){return{type:"VariableDeclaration",kind:M instanceof AST_Const?"const":"var",declarations:M.definitions.map(to_moz)}});def_to_moz(AST_Sequence,function To_Moz_SequenceExpression(M){return{type:"SequenceExpression",expressions:M.expressions.map(to_moz)}});def_to_moz(AST_PropAccess,function To_Moz_MemberExpression(M){var isComputed=M instanceof AST_Sub;return{type:"MemberExpression",object:to_moz(M.expression),computed:isComputed,property:isComputed?to_moz(M.property):{type:"Identifier",name:M.property}}});def_to_moz(AST_Unary,function To_Moz_Unary(M){return{type:M.operator=="++"||M.operator=="--"?"UpdateExpression":"UnaryExpression",operator:M.operator,prefix:M instanceof AST_UnaryPrefix,argument:to_moz(M.expression)}});def_to_moz(AST_Binary,function To_Moz_BinaryExpression(M){return{type:M.operator=="&&"||M.operator=="||"?"LogicalExpression":"BinaryExpression",left:to_moz(M.left),operator:M.operator,right:to_moz(M.right)}});def_to_moz(AST_Array,function To_Moz_ArrayExpression(M){return{type:"ArrayExpression",elements:M.elements.map(to_moz)}});def_to_moz(AST_Object,function To_Moz_ObjectExpression(M){return{type:"ObjectExpression",properties:M.properties.map(to_moz)}});def_to_moz(AST_ObjectProperty,function To_Moz_Property(M){var key={type:"Literal",value:M.key instanceof AST_SymbolMethod?M.key.name:M.key};var kind;if(M instanceof AST_ObjectKeyVal){kind="init"}else if(M instanceof AST_ObjectGetter){kind="get"}else if(M instanceof AST_ObjectSetter){kind="set"}return{type:"Property",kind:kind,key:key,value:to_moz(M.value)}});def_to_moz(AST_Symbol,function To_Moz_Identifier(M){var def=M.definition();return{type:"Identifier",name:def?def.mangled_name||def.name:M.name}});def_to_moz(AST_RegExp,function To_Moz_RegExpLiteral(M){var value=M.value;return{type:"Literal",value:value,raw:value.toString(),regex:{pattern:value.source,flags:value.toString().match(/[gimuy]*$/)[0]}}});def_to_moz(AST_Constant,function To_Moz_Literal(M){var value=M.value;if(typeof value==="number"&&(value<0||value===0&&1/value<0)){return{type:"UnaryExpression",operator:"-",prefix:true,argument:{type:"Literal",value:-value,raw:M.start.raw}}}return{type:"Literal",value:value,raw:M.start.raw}});def_to_moz(AST_Atom,function To_Moz_Atom(M){return{type:"Identifier",name:String(M.value)}});AST_Boolean.DEFMETHOD("to_mozilla_ast",AST_Constant.prototype.to_mozilla_ast);AST_Null.DEFMETHOD("to_mozilla_ast",AST_Constant.prototype.to_mozilla_ast);AST_Hole.DEFMETHOD("to_mozilla_ast",function To_Moz_ArrayHole(){return null});AST_Block.DEFMETHOD("to_mozilla_ast",AST_BlockStatement.prototype.to_mozilla_ast);AST_Lambda.DEFMETHOD("to_mozilla_ast",AST_Function.prototype.to_mozilla_ast);function raw_token(moznode){if(moznode.type=="Literal"){return moznode.raw!=null?moznode.raw:moznode.value+""}}function my_start_token(moznode){var loc=moznode.loc,start=loc&&loc.start;var range=moznode.range;return new AST_Token({file:loc&&loc.source,line:start&&start.line,col:start&&start.column,pos:range?range[0]:moznode.start,endline:start&&start.line,endcol:start&&start.column,endpos:range?range[0]:moznode.start,raw:raw_token(moznode)})}function my_end_token(moznode){var loc=moznode.loc,end=loc&&loc.end;var range=moznode.range;return new AST_Token({file:loc&&loc.source,line:end&&end.line,col:end&&end.column,pos:range?range[1]:moznode.end,endline:end&&end.line,endcol:end&&end.column,endpos:range?range[1]:moznode.end,raw:raw_token(moznode)})}function map(moztype,mytype,propmap){var moz_to_me="function From_Moz_"+moztype+"(M){\n";moz_to_me+="return new U2."+mytype.name+"({\n"+"start: my_start_token(M),\n"+"end: my_end_token(M)";var me_to_moz="function To_Moz_"+moztype+"(M){\n";me_to_moz+="return {\n"+"type: "+JSON.stringify(moztype);if(propmap)propmap.split(/\s*,\s*/).forEach(function(prop){var m=/([a-z0-9$_]+)(=|@|>|%)([a-z0-9$_]+)/i.exec(prop);if(!m)throw new Error("Can't understand property map: "+prop);var moz=m[1],how=m[2],my=m[3];moz_to_me+=",\n"+my+": ";me_to_moz+=",\n"+moz+": ";switch(how){case"@":moz_to_me+="M."+moz+".map(from_moz)";me_to_moz+="M."+my+".map(to_moz)";break;case">":moz_to_me+="from_moz(M."+moz+")";me_to_moz+="to_moz(M."+my+")";break;case"=":moz_to_me+="M."+moz;me_to_moz+="M."+my;break;case"%":moz_to_me+="from_moz(M."+moz+").body";me_to_moz+="to_moz_block(M)";break;default:throw new Error("Can't understand operator in propmap: "+prop)}});moz_to_me+="\n})\n}";me_to_moz+="\n}\n}";moz_to_me=new Function("U2","my_start_token","my_end_token","from_moz","return("+moz_to_me+")")(exports,my_start_token,my_end_token,from_moz);me_to_moz=new Function("to_moz","to_moz_block","to_moz_scope","return("+me_to_moz+")")(to_moz,to_moz_block,to_moz_scope);MOZ_TO_ME[moztype]=moz_to_me;def_to_moz(mytype,me_to_moz)}var FROM_MOZ_STACK=null;function from_moz(node){FROM_MOZ_STACK.push(node);var ret=node!=null?MOZ_TO_ME[node.type](node):null;FROM_MOZ_STACK.pop();return ret}AST_Node.from_mozilla_ast=function(node){var save_stack=FROM_MOZ_STACK;FROM_MOZ_STACK=[];var ast=from_moz(node);FROM_MOZ_STACK=save_stack;return ast};function set_moz_loc(mynode,moznode,myparent){var start=mynode.start;var end=mynode.end;if(start.pos!=null&&end.endpos!=null){moznode.range=[start.pos,end.endpos]}if(start.line){moznode.loc={start:{line:start.line,column:start.col},end:end.endline?{line:end.endline,column:end.endcol}:null};if(start.file){moznode.loc.source=start.file}}return moznode}function def_to_moz(mytype,handler){mytype.DEFMETHOD("to_mozilla_ast",function(){return set_moz_loc(this,handler(this))})}function to_moz(node){return node!=null?node.to_mozilla_ast():null}function to_moz_block(node){return{type:"BlockStatement",body:node.body.map(to_moz)}}function to_moz_scope(type,node){var body=node.body.map(to_moz);if(node.body[0]instanceof AST_SimpleStatement&&node.body[0].body instanceof AST_String){body.unshift(to_moz(new AST_EmptyStatement(node.body[0])))}return{type:type,body:body}}})(); +/*********************************************************************** A JavaScript tokenizer / parser / beautifier / compressor. https://github.com/mishoo/UglifyJS2 @@ -419,4 +429,4 @@ SUCH DAMAGE. ***********************************************************************/ -"use strict";function find_builtins(reserved){var new_globals=["Symbol","Map","Promise","Proxy","Reflect","Set","WeakMap","WeakSet"];var objects={};var global_ref=typeof global==="object"?global:self;new_globals.forEach(function(new_global){objects[new_global]=global_ref[new_global]||new Function});["null","true","false","Infinity","-Infinity","undefined"].forEach(add);[Object,Array,Function,Number,String,Boolean,Error,Math,Date,RegExp,objects.Symbol,ArrayBuffer,DataView,decodeURI,decodeURIComponent,encodeURI,encodeURIComponent,eval,EvalError,Float32Array,Float64Array,Int8Array,Int16Array,Int32Array,isFinite,isNaN,JSON,objects.Map,parseFloat,parseInt,objects.Promise,objects.Proxy,RangeError,ReferenceError,objects.Reflect,objects.Set,SyntaxError,TypeError,Uint8Array,Uint8ClampedArray,Uint16Array,Uint32Array,URIError,objects.WeakMap,objects.WeakSet].forEach(function(ctor){Object.getOwnPropertyNames(ctor).map(add);if(ctor.prototype){Object.getOwnPropertyNames(ctor.prototype).map(add)}});function add(name){push_uniq(reserved,name)}}function reserve_quoted_keys(ast,reserved){function add(name){push_uniq(reserved,name)}ast.walk(new TreeWalker(function(node){if(node instanceof AST_ObjectKeyVal&&node.quote){add(node.key)}else if(node instanceof AST_ObjectProperty&&node.quote){add(node.key.name)}else if(node instanceof AST_Sub){addStrings(node.property,add)}}))}function addStrings(node,add){node.walk(new TreeWalker(function(node){if(node instanceof AST_Sequence){addStrings(node.tail_node(),add)}else if(node instanceof AST_String){add(node.value)}else if(node instanceof AST_Conditional){addStrings(node.consequent,add);addStrings(node.alternative,add)}return true}))}function mangle_properties(ast,options){options=defaults(options,{builtins:false,cache:null,debug:false,keep_quoted:false,only_cache:false,regex:null,reserved:null},true);var reserved=options.reserved;if(!Array.isArray(reserved))reserved=[];if(!options.builtins)find_builtins(reserved);var cache=options.cache;if(cache==null){cache={cname:-1,props:new Dictionary}}var regex=options.regex;var debug=options.debug!==false;var debug_name_suffix;if(debug){debug_name_suffix=options.debug===true?"":options.debug}var names_to_mangle=[];var unmangleable=[];ast.walk(new TreeWalker(function(node){if(node instanceof AST_ObjectKeyVal){add(node.key)}else if(node instanceof AST_ObjectProperty){add(node.key.name)}else if(node instanceof AST_Dot){add(node.property)}else if(node instanceof AST_Sub){addStrings(node.property,add)}}));return ast.transform(new TreeTransformer(function(node){if(node instanceof AST_ObjectKeyVal){node.key=mangle(node.key)}else if(node instanceof AST_ObjectProperty){node.key.name=mangle(node.key.name)}else if(node instanceof AST_Dot){node.property=mangle(node.property)}else if(!options.keep_quoted&&node instanceof AST_Sub){node.property=mangleStrings(node.property)}}));function can_mangle(name){if(unmangleable.indexOf(name)>=0)return false;if(reserved.indexOf(name)>=0)return false;if(options.only_cache){return cache.props.has(name)}if(/^-?[0-9]+(\.[0-9]+)?(e[+-][0-9]+)?$/.test(name))return false;return true}function should_mangle(name){if(regex&&!regex.test(name))return false;if(reserved.indexOf(name)>=0)return false;return cache.props.has(name)||names_to_mangle.indexOf(name)>=0}function add(name){if(can_mangle(name))push_uniq(names_to_mangle,name);if(!should_mangle(name)){push_uniq(unmangleable,name)}}function mangle(name){if(!should_mangle(name)){return name}var mangled=cache.props.get(name);if(!mangled){if(debug){var debug_mangled="_$"+name+"$"+debug_name_suffix+"_";if(can_mangle(debug_mangled)){mangled=debug_mangled}}if(!mangled){do{mangled=base54(++cache.cname)}while(!can_mangle(mangled))}cache.props.set(name,mangled)}return mangled}function mangleStrings(node){return node.transform(new TreeTransformer(function(node){if(node instanceof AST_Sequence){var last=node.expressions.length-1;node.expressions[last]=mangleStrings(node.expressions[last])}else if(node instanceof AST_String){node.value=mangle(node.value)}else if(node instanceof AST_Conditional){node.consequent=mangleStrings(node.consequent);node.alternative=mangleStrings(node.alternative)}return node}))}}"use strict";var to_ascii=typeof atob=="undefined"?function(b64){return new Buffer(b64,"base64").toString()}:atob;var to_base64=typeof btoa=="undefined"?function(str){return new Buffer(str).toString("base64")}:btoa;function read_source_map(code){var match=/\n\/\/# sourceMappingURL=data:application\/json(;.*?)?;base64,(.*)/.exec(code);if(!match){AST_Node.warn("inline source map not found");return null}return to_ascii(match[2])}function set_shorthand(name,options,keys){if(options[name]){keys.forEach(function(key){if(options[key]){if(typeof options[key]!="object")options[key]={};if(!(name in options[key]))options[key][name]=options[name]}})}}function init_cache(cache){if(!cache)return;if(!("cname"in cache))cache.cname=-1;if(!("props"in cache)){cache.props=new Dictionary}else if(!(cache.props instanceof Dictionary)){cache.props=Dictionary.fromObject(cache.props)}}function to_json(cache){return{cname:cache.cname,props:cache.props.toObject()}}function minify(files,options){var warn_function=AST_Node.warn_function;try{options=defaults(options,{compress:{},ecma:undefined,ie8:false,keep_classnames:undefined,keep_fnames:false,mangle:{},nameCache:null,output:{},parse:{},rename:undefined,safari10:false,sourceMap:false,timings:false,toplevel:false,warnings:false,wrap:false},true);var timings=options.timings&&{start:Date.now()};if(options.keep_classnames===undefined){options.keep_classnames=options.keep_fnames}if(options.rename===undefined){options.rename=options.compress&&options.mangle}set_shorthand("ecma",options,["parse","compress","output"]);set_shorthand("ie8",options,["compress","mangle","output"]);set_shorthand("keep_classnames",options,["compress","mangle"]);set_shorthand("keep_fnames",options,["compress","mangle"]);set_shorthand("safari10",options,["mangle","output"]);set_shorthand("toplevel",options,["compress","mangle"]);set_shorthand("warnings",options,["compress"]);var quoted_props;if(options.mangle){options.mangle=defaults(options.mangle,{cache:options.nameCache&&(options.nameCache.vars||{}),eval:false,ie8:false,keep_classnames:false,keep_fnames:false,properties:false,reserved:[],safari10:false,toplevel:false},true);if(options.mangle.properties){if(typeof options.mangle.properties!="object"){options.mangle.properties={}}if(options.mangle.properties.keep_quoted){quoted_props=options.mangle.properties.reserved;if(!Array.isArray(quoted_props))quoted_props=[];options.mangle.properties.reserved=quoted_props}if(options.nameCache&&!("cache"in options.mangle.properties)){options.mangle.properties.cache=options.nameCache.props||{}}}init_cache(options.mangle.cache);init_cache(options.mangle.properties.cache)}if(options.sourceMap){options.sourceMap=defaults(options.sourceMap,{content:null,filename:null,includeSources:false,root:null,url:null},true)}var warnings=[];if(options.warnings&&!AST_Node.warn_function){AST_Node.warn_function=function(warning){warnings.push(warning)}}if(timings)timings.parse=Date.now();var toplevel;if(files instanceof AST_Toplevel){toplevel=files}else{if(typeof files=="string"){files=[files]}options.parse=options.parse||{};options.parse.toplevel=null;for(var name in files)if(HOP(files,name)){options.parse.filename=name;options.parse.toplevel=parse(files[name],options.parse);if(options.sourceMap&&options.sourceMap.content=="inline"){if(Object.keys(files).length>1)throw new Error("inline source map only works with singular input");options.sourceMap.content=read_source_map(files[name])}}toplevel=options.parse.toplevel}if(quoted_props){reserve_quoted_keys(toplevel,quoted_props)}if(options.wrap){toplevel=toplevel.wrap_commonjs(options.wrap)}if(timings)timings.rename=Date.now();if(options.rename){toplevel.figure_out_scope(options.mangle);toplevel.expand_names(options.mangle)}if(timings)timings.compress=Date.now();if(options.compress)toplevel=new Compressor(options.compress).compress(toplevel);if(timings)timings.scope=Date.now();if(options.mangle)toplevel.figure_out_scope(options.mangle);if(timings)timings.mangle=Date.now();if(options.mangle){base54.reset();toplevel.compute_char_frequency(options.mangle);toplevel.mangle_names(options.mangle)}if(timings)timings.properties=Date.now();if(options.mangle&&options.mangle.properties){toplevel=mangle_properties(toplevel,options.mangle.properties)}if(timings)timings.output=Date.now();var result={};if(options.output.ast){result.ast=toplevel}if(!HOP(options.output,"code")||options.output.code){if(options.sourceMap){if(typeof options.sourceMap.content=="string"){options.sourceMap.content=JSON.parse(options.sourceMap.content)}options.output.source_map=SourceMap({file:options.sourceMap.filename,orig:options.sourceMap.content,root:options.sourceMap.root});if(options.sourceMap.includeSources){if(files instanceof AST_Toplevel){throw new Error("original source content unavailable")}else for(var name in files)if(HOP(files,name)){options.output.source_map.get().setSourceContent(name,files[name])}}}delete options.output.ast;delete options.output.code;var stream=OutputStream(options.output);toplevel.print(stream);result.code=stream.get();if(options.sourceMap){result.map=options.output.source_map.toString();if(options.sourceMap.url=="inline"){result.code+="\n//# sourceMappingURL=data:application/json;charset=utf-8;base64,"+to_base64(result.map)}else if(options.sourceMap.url){result.code+="\n//# sourceMappingURL="+options.sourceMap.url}}}if(options.nameCache&&options.mangle){if(options.mangle.cache)options.nameCache.vars=to_json(options.mangle.cache);if(options.mangle.properties&&options.mangle.properties.cache){options.nameCache.props=to_json(options.mangle.properties.cache)}}if(timings){timings.end=Date.now();result.timings={parse:.001*(timings.rename-timings.parse),rename:.001*(timings.compress-timings.rename),compress:.001*(timings.scope-timings.compress),scope:.001*(timings.mangle-timings.scope),mangle:.001*(timings.properties-timings.mangle),properties:.001*(timings.output-timings.properties),output:.001*(timings.end-timings.output),total:.001*(timings.end-timings.start)}}if(warnings.length){result.warnings=warnings}return result}catch(ex){return{error:ex}}finally{AST_Node.warn_function=warn_function}}exports["Dictionary"]=Dictionary;exports["TreeWalker"]=TreeWalker;exports["TreeTransformer"]=TreeTransformer;exports["minify"]=minify;exports["_push_uniq"]=push_uniq})(typeof UglifyJS=="undefined"?UglifyJS={}:UglifyJS); +"use strict";function find_builtins(reserved){var new_globals=["Symbol","Map","Promise","Proxy","Reflect","Set","WeakMap","WeakSet"];var objects={};var global_ref=typeof global==="object"?global:self;new_globals.forEach(function(new_global){objects[new_global]=global_ref[new_global]||new Function});["null","true","false","Infinity","-Infinity","undefined"].forEach(add);[Object,Array,Function,Number,String,Boolean,Error,Math,Date,RegExp,objects.Symbol,ArrayBuffer,DataView,decodeURI,decodeURIComponent,encodeURI,encodeURIComponent,eval,EvalError,Float32Array,Float64Array,Int8Array,Int16Array,Int32Array,isFinite,isNaN,JSON,objects.Map,parseFloat,parseInt,objects.Promise,objects.Proxy,RangeError,ReferenceError,objects.Reflect,objects.Set,SyntaxError,TypeError,Uint8Array,Uint8ClampedArray,Uint16Array,Uint32Array,URIError,objects.WeakMap,objects.WeakSet].forEach(function(ctor){Object.getOwnPropertyNames(ctor).map(add);if(ctor.prototype){Object.getOwnPropertyNames(ctor.prototype).map(add)}});function add(name){push_uniq(reserved,name)}}function reserve_quoted_keys(ast,reserved){function add(name){push_uniq(reserved,name)}ast.walk(new TreeWalker(function(node){if(node instanceof AST_ObjectKeyVal&&node.quote){add(node.key)}else if(node instanceof AST_ObjectProperty&&node.quote){add(node.key.name)}else if(node instanceof AST_Sub){addStrings(node.property,add)}}))}function addStrings(node,add){node.walk(new TreeWalker(function(node){if(node instanceof AST_Sequence){addStrings(node.tail_node(),add)}else if(node instanceof AST_String){add(node.value)}else if(node instanceof AST_Conditional){addStrings(node.consequent,add);addStrings(node.alternative,add)}return true}))}function mangle_properties(ast,options){options=defaults(options,{builtins:false,cache:null,debug:false,keep_quoted:false,only_cache:false,regex:null,reserved:null},true);var reserved=options.reserved;if(!Array.isArray(reserved))reserved=[];if(!options.builtins)find_builtins(reserved);var cache=options.cache;if(cache==null){cache={cname:-1,props:new Dictionary}}var regex=options.regex;var debug=options.debug!==false;var debug_name_suffix;if(debug){debug_name_suffix=options.debug===true?"":options.debug}var names_to_mangle=[];var unmangleable=[];ast.walk(new TreeWalker(function(node){if(node instanceof AST_ObjectKeyVal){add(node.key)}else if(node instanceof AST_ObjectProperty){add(node.key.name)}else if(node instanceof AST_Dot){add(node.property)}else if(node instanceof AST_Sub){addStrings(node.property,add)}}));return ast.transform(new TreeTransformer(function(node){if(node instanceof AST_ObjectKeyVal){node.key=mangle(node.key)}else if(node instanceof AST_ObjectProperty){node.key.name=mangle(node.key.name)}else if(node instanceof AST_Dot){node.property=mangle(node.property)}else if(!options.keep_quoted&&node instanceof AST_Sub){node.property=mangleStrings(node.property)}}));function can_mangle(name){if(unmangleable.indexOf(name)>=0)return false;if(reserved.indexOf(name)>=0)return false;if(options.only_cache){return cache.props.has(name)}if(/^-?[0-9]+(\.[0-9]+)?(e[+-][0-9]+)?$/.test(name))return false;return true}function should_mangle(name){if(regex&&!regex.test(name))return false;if(reserved.indexOf(name)>=0)return false;return cache.props.has(name)||names_to_mangle.indexOf(name)>=0}function add(name){if(can_mangle(name))push_uniq(names_to_mangle,name);if(!should_mangle(name)){push_uniq(unmangleable,name)}}function mangle(name){if(!should_mangle(name)){return name}var mangled=cache.props.get(name);if(!mangled){if(debug){var debug_mangled="_$"+name+"$"+debug_name_suffix+"_";if(can_mangle(debug_mangled)){mangled=debug_mangled}}if(!mangled){do{mangled=base54(++cache.cname)}while(!can_mangle(mangled))}cache.props.set(name,mangled)}return mangled}function mangleStrings(node){return node.transform(new TreeTransformer(function(node){if(node instanceof AST_Sequence){var last=node.expressions.length-1;node.expressions[last]=mangleStrings(node.expressions[last])}else if(node instanceof AST_String){node.value=mangle(node.value)}else if(node instanceof AST_Conditional){node.consequent=mangleStrings(node.consequent);node.alternative=mangleStrings(node.alternative)}return node}))}}"use strict";var to_ascii=typeof atob=="undefined"?function(b64){return new Buffer(b64,"base64").toString()}:atob;var to_base64=typeof btoa=="undefined"?function(str){return new Buffer(str).toString("base64")}:btoa;function read_source_map(code){var match=/\n\/\/# sourceMappingURL=data:application\/json(;.*?)?;base64,(.*)/.exec(code);if(!match){AST_Node.warn("inline source map not found");return null}return to_ascii(match[2])}function set_shorthand(name,options,keys){if(options[name]){keys.forEach(function(key){if(options[key]){if(typeof options[key]!="object")options[key]={};if(!(name in options[key]))options[key][name]=options[name]}})}}function init_cache(cache){if(!cache)return;if(!("cname"in cache))cache.cname=-1;if(!("props"in cache)){cache.props=new Dictionary}else if(!(cache.props instanceof Dictionary)){cache.props=Dictionary.fromObject(cache.props)}}function to_json(cache){return{cname:cache.cname,props:cache.props.toObject()}}function minify(files,options){var warn_function=AST_Node.warn_function;try{options=defaults(options,{compress:{},ecma:undefined,ie8:false,keep_classnames:undefined,keep_fnames:false,mangle:{},nameCache:null,output:{},parse:{},rename:undefined,safari10:false,sourceMap:false,timings:false,toplevel:false,warnings:false,wrap:false},true);var timings=options.timings&&{start:Date.now()};if(options.keep_classnames===undefined){options.keep_classnames=options.keep_fnames}if(options.rename===undefined){options.rename=options.compress&&options.mangle}set_shorthand("ecma",options,["parse","compress","output"]);set_shorthand("ie8",options,["compress","mangle","output"]);set_shorthand("keep_classnames",options,["compress","mangle"]);set_shorthand("keep_fnames",options,["compress","mangle"]);set_shorthand("safari10",options,["mangle","output"]);set_shorthand("toplevel",options,["compress","mangle"]);set_shorthand("warnings",options,["compress"]);var quoted_props;if(options.mangle){options.mangle=defaults(options.mangle,{cache:options.nameCache&&(options.nameCache.vars||{}),eval:false,ie8:false,keep_classnames:false,keep_fnames:false,properties:false,reserved:[],safari10:false,toplevel:false},true);if(options.mangle.properties){if(typeof options.mangle.properties!="object"){options.mangle.properties={}}if(options.mangle.properties.keep_quoted){quoted_props=options.mangle.properties.reserved;if(!Array.isArray(quoted_props))quoted_props=[];options.mangle.properties.reserved=quoted_props}if(options.nameCache&&!("cache"in options.mangle.properties)){options.mangle.properties.cache=options.nameCache.props||{}}}init_cache(options.mangle.cache);init_cache(options.mangle.properties.cache)}if(options.sourceMap){options.sourceMap=defaults(options.sourceMap,{content:null,filename:null,includeSources:false,root:null,url:null},true)}var warnings=[];if(options.warnings&&!AST_Node.warn_function){AST_Node.warn_function=function(warning){warnings.push(warning)}}if(timings)timings.parse=Date.now();var toplevel;if(files instanceof AST_Toplevel){toplevel=files}else{if(typeof files=="string"){files=[files]}options.parse=options.parse||{};options.parse.toplevel=null;for(var name in files)if(HOP(files,name)){options.parse.filename=name;options.parse.toplevel=parse(files[name],options.parse);if(options.sourceMap&&options.sourceMap.content=="inline"){if(Object.keys(files).length>1)throw new Error("inline source map only works with singular input");options.sourceMap.content=read_source_map(files[name])}}toplevel=options.parse.toplevel}if(quoted_props){reserve_quoted_keys(toplevel,quoted_props)}if(options.wrap){toplevel=toplevel.wrap_commonjs(options.wrap)}if(timings)timings.rename=Date.now();if(options.rename){toplevel.figure_out_scope(options.mangle);toplevel.expand_names(options.mangle)}if(timings)timings.compress=Date.now();if(options.compress)toplevel=new Compressor(options.compress).compress(toplevel);if(timings)timings.scope=Date.now();if(options.mangle)toplevel.figure_out_scope(options.mangle);if(timings)timings.mangle=Date.now();if(options.mangle){base54.reset();toplevel.compute_char_frequency(options.mangle);toplevel.mangle_names(options.mangle)}if(timings)timings.properties=Date.now();if(options.mangle&&options.mangle.properties){toplevel=mangle_properties(toplevel,options.mangle.properties)}if(timings)timings.output=Date.now();var result={};if(options.output.ast){result.ast=toplevel}if(!HOP(options.output,"code")||options.output.code){if(options.sourceMap){if(typeof options.sourceMap.content=="string"){options.sourceMap.content=JSON.parse(options.sourceMap.content)}options.output.source_map=SourceMap({file:options.sourceMap.filename,orig:options.sourceMap.content,root:options.sourceMap.root});if(options.sourceMap.includeSources){if(files instanceof AST_Toplevel){throw new Error("original source content unavailable")}else for(var name in files)if(HOP(files,name)){options.output.source_map.get().setSourceContent(name,files[name])}}}delete options.output.ast;delete options.output.code;var stream=OutputStream(options.output);toplevel.print(stream);result.code=stream.get();if(options.sourceMap){result.map=options.output.source_map.toString();if(options.sourceMap.url=="inline"){result.code+="\n//# sourceMappingURL=data:application/json;charset=utf-8;base64,"+to_base64(result.map)}else if(options.sourceMap.url){result.code+="\n//# sourceMappingURL="+options.sourceMap.url}}}if(options.nameCache&&options.mangle){if(options.mangle.cache)options.nameCache.vars=to_json(options.mangle.cache);if(options.mangle.properties&&options.mangle.properties.cache){options.nameCache.props=to_json(options.mangle.properties.cache)}}if(timings){timings.end=Date.now();result.timings={parse:.001*(timings.rename-timings.parse),rename:.001*(timings.compress-timings.rename),compress:.001*(timings.scope-timings.compress),scope:.001*(timings.mangle-timings.scope),mangle:.001*(timings.properties-timings.mangle),properties:.001*(timings.output-timings.properties),output:.001*(timings.end-timings.output),total:.001*(timings.end-timings.start)}}if(warnings.length){result.warnings=warnings}return result}catch(ex){return{error:ex}}finally{AST_Node.warn_function=warn_function}}exports["Dictionary"]=Dictionary;exports["TreeWalker"]=TreeWalker;exports["TreeTransformer"]=TreeTransformer;exports["minify"]=minify;exports["parse"]=parse;exports["_push_uniq"]=push_uniq})(typeof UglifyJS=="undefined"?UglifyJS={}:UglifyJS); diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/lib/uglify.js new/lib/uglify.js --- old/lib/uglify.js 2017-12-10 19:31:59.000000000 +0100 +++ new/lib/uglify.js 2017-12-30 19:58:34.000000000 +0100 @@ -1,4 +1,5 @@ -(function(exports){/*********************************************************************** +(function(exports){ +/*********************************************************************** A JavaScript tokenizer / parser / beautifier / compressor. https://github.com/mishoo/UglifyJS2 @@ -40,7 +41,8 @@ SUCH DAMAGE. ***********************************************************************/ -"use strict";function slice(a,start){return Array.prototype.slice.call(a,start||0)}function characters(str){return str.split("")}function member(name,array){return array.indexOf(name)>=0}function find_if(func,array){for(var i=0,n=array.length;i<n;++i){if(func(array[i]))return array[i]}}function repeat_string(str,i){if(i<=0)return"";if(i==1)return str;var d=repeat_string(str,i>>1);d+=d;if(i&1)d+=str;return d}function configure_error_stack(fn){Object.defineProperty(fn.prototype,"stack",{get:function(){var err=new Error(this.message);err.name=this.name;try{throw err}catch(e){return e.stack}}})}function DefaultsError(msg,defs){this.message=msg;this.defs=defs}DefaultsError.prototype=Object.create(Error.prototype);DefaultsError.prototype.constructor=DefaultsError;DefaultsError.prototype.name="DefaultsError";configure_error_stack(DefaultsError);DefaultsError.croak=function(msg,defs){throw new DefaultsError(msg,defs)};function defaults(args,defs,croak){if(args===true)args={};var ret=args||{};if(croak)for(var i in ret)if(HOP(ret,i)&&!HOP(defs,i))DefaultsError.croak("`"+i+"` is not a supported option",defs);for(var i in defs)if(HOP(defs,i)){ret[i]=args&&HOP(args,i)?args[i]:defs[i]}return ret}function merge(obj,ext){var count=0;for(var i in ext)if(HOP(ext,i)){obj[i]=ext[i];count++}return count}function noop(){}function return_false(){return false}function return_true(){return true}function return_this(){return this}function return_null(){return null}var MAP=function(){function MAP(a,f,backwards){var ret=[],top=[],i;function doit(){var val=f(a[i],i);var is_last=val instanceof Last;if(is_last)val=val.v;if(val instanceof AtTop){val=val.v;if(val instanceof Splice){top.push.apply(top,backwards?val.v.slice().reverse():val.v)}else{top.push(val)}}else if(val!==skip){if(val instanceof Splice){ret.push.apply(ret,backwards?val.v.slice().reverse():val.v)}else{ret.push(val)}}return is_last}if(a instanceof Array){if(backwards){for(i=a.length;--i>=0;)if(doit())break;ret.reverse();top.reverse()}else{for(i=0;i<a.length;++i)if(doit())break}}else{for(i in a)if(HOP(a,i))if(doit())break}return top.concat(ret)}MAP.at_top=function(val){return new AtTop(val)};MAP.splice=function(val){return new Splice(val)};MAP.last=function(val){return new Last(val)};var skip=MAP.skip={};function AtTop(val){this.v=val}function Splice(val){this.v=val}function Last(val){this.v=val}return MAP}();function push_uniq(array,el){if(array.indexOf(el)<0)array.push(el)}function string_template(text,props){return text.replace(/\{(.+?)\}/g,function(str,p){return props&&props[p]})}function remove(array,el){for(var i=array.length;--i>=0;){if(array[i]===el)array.splice(i,1)}}function mergeSort(array,cmp){if(array.length<2)return array.slice();function merge(a,b){var r=[],ai=0,bi=0,i=0;while(ai<a.length&&bi<b.length){cmp(a[ai],b[bi])<=0?r[i++]=a[ai++]:r[i++]=b[bi++]}if(ai<a.length)r.push.apply(r,a.slice(ai));if(bi<b.length)r.push.apply(r,b.slice(bi));return r}function _ms(a){if(a.length<=1)return a;var m=Math.floor(a.length/2),left=a.slice(0,m),right=a.slice(m);left=_ms(left);right=_ms(right);return merge(left,right)}return _ms(array)}function set_difference(a,b){return a.filter(function(el){return b.indexOf(el)<0})}function set_intersection(a,b){return a.filter(function(el){return b.indexOf(el)>=0})}function makePredicate(words){if(!(words instanceof Array))words=words.split(" ");var f="",cats=[];out:for(var i=0;i<words.length;++i){for(var j=0;j<cats.length;++j)if(cats[j][0].length==words[i].length){cats[j].push(words[i]);continue out}cats.push([words[i]])}function quote(word){return JSON.stringify(word).replace(/[\u2028\u2029]/g,function(s){switch(s){case"\u2028":return"\\u2028";case"\u2029":return"\\u2029"}return s})}function compareTo(arr){if(arr.length==1)return f+="return str === "+quote(arr[0])+";";f+="switch(str){";for(var i=0;i<arr.length;++i)f+="case "+quote(arr[i])+":";f+="return true}return false;"}if(cats.length>3){cats.sort(function(a,b){return b.length-a.length});f+="switch(str.length){";for(var i=0;i<cats.length;++i){var cat=cats[i];f+="case "+cat[0].length+":";compareTo(cat)}f+="}"}else{compareTo(words)}return new Function("str",f)}function all(array,predicate){for(var i=array.length;--i>=0;)if(!predicate(array[i]))return false;return true}function Dictionary(){this._values=Object.create(null);this._size=0}Dictionary.prototype={set:function(key,val){if(!this.has(key))++this._size;this._values["$"+key]=val;return this},add:function(key,val){if(this.has(key)){this.get(key).push(val)}else{this.set(key,[val])}return this},get:function(key){return this._values["$"+key]},del:function(key){if(this.has(key)){--this._size;delete this._values["$"+key]}return this},has:function(key){return"$"+key in this._values},each:function(f){for(var i in this._values)f(this._values[i],i.substr(1))},size:function(){return this._size},map:function(f){var ret=[];for(var i in this._values)ret.push(f(this._values[i],i.substr(1)));return ret},toObject:function(){return this._values}};Dictionary.fromObject=function(obj){var dict=new Dictionary;dict._size=merge(dict._values,obj);return dict};function HOP(obj,prop){return Object.prototype.hasOwnProperty.call(obj,prop)}function first_in_statement(stack){var node=stack.parent(-1);for(var i=0,p;p=stack.parent(i);i++){if(p instanceof AST_Statement&&p.body===node)return true;if(p instanceof AST_Sequence&&p.expressions[0]===node||p instanceof AST_Call&&p.expression===node&&!(p instanceof AST_New)||p instanceof AST_Dot&&p.expression===node||p instanceof AST_Sub&&p.expression===node||p instanceof AST_Conditional&&p.condition===node||p instanceof AST_Binary&&p.left===node||p instanceof AST_UnaryPostfix&&p.expression===node){node=p}else{return false}}}/*********************************************************************** +"use strict";function characters(str){return str.split("")}function member(name,array){return array.indexOf(name)>=0}function find_if(func,array){for(var i=0,n=array.length;i<n;++i){if(func(array[i]))return array[i]}}function repeat_string(str,i){if(i<=0)return"";if(i==1)return str;var d=repeat_string(str,i>>1);d+=d;if(i&1)d+=str;return d}function configure_error_stack(fn){Object.defineProperty(fn.prototype,"stack",{get:function(){var err=new Error(this.message);err.name=this.name;try{throw err}catch(e){return e.stack}}})}function DefaultsError(msg,defs){this.message=msg;this.defs=defs}DefaultsError.prototype=Object.create(Error.prototype);DefaultsError.prototype.constructor=DefaultsError;DefaultsError.prototype.name="DefaultsError";configure_error_stack(DefaultsError);DefaultsError.croak=function(msg,defs){throw new DefaultsError(msg,defs)};function defaults(args,defs,croak){if(args===true)args={};var ret=args||{};if(croak)for(var i in ret)if(HOP(ret,i)&&!HOP(defs,i))DefaultsError.croak("`"+i+"` is not a supported option",defs);for(var i in defs)if(HOP(defs,i)){ret[i]=args&&HOP(args,i)?args[i]:defs[i]}return ret}function merge(obj,ext){var count=0;for(var i in ext)if(HOP(ext,i)){obj[i]=ext[i];count++}return count}function noop(){}function return_false(){return false}function return_true(){return true}function return_this(){return this}function return_null(){return null}var MAP=function(){function MAP(a,f,backwards){var ret=[],top=[],i;function doit(){var val=f(a[i],i);var is_last=val instanceof Last;if(is_last)val=val.v;if(val instanceof AtTop){val=val.v;if(val instanceof Splice){top.push.apply(top,backwards?val.v.slice().reverse():val.v)}else{top.push(val)}}else if(val!==skip){if(val instanceof Splice){ret.push.apply(ret,backwards?val.v.slice().reverse():val.v)}else{ret.push(val)}}return is_last}if(a instanceof Array){if(backwards){for(i=a.length;--i>=0;)if(doit())break;ret.reverse();top.reverse()}else{for(i=0;i<a.length;++i)if(doit())break}}else{for(i in a)if(HOP(a,i))if(doit())break}return top.concat(ret)}MAP.at_top=function(val){return new AtTop(val)};MAP.splice=function(val){return new Splice(val)};MAP.last=function(val){return new Last(val)};var skip=MAP.skip={};function AtTop(val){this.v=val}function Splice(val){this.v=val}function Last(val){this.v=val}return MAP}();function push_uniq(array,el){if(array.indexOf(el)<0)array.push(el)}function string_template(text,props){return text.replace(/\{(.+?)\}/g,function(str,p){return props&&props[p]})}function remove(array,el){for(var i=array.length;--i>=0;){if(array[i]===el)array.splice(i,1)}}function mergeSort(array,cmp){if(array.length<2)return array.slice();function merge(a,b){var r=[],ai=0,bi=0,i=0;while(ai<a.length&&bi<b.length){cmp(a[ai],b[bi])<=0?r[i++]=a[ai++]:r[i++]=b[bi++]}if(ai<a.length)r.push.apply(r,a.slice(ai));if(bi<b.length)r.push.apply(r,b.slice(bi));return r}function _ms(a){if(a.length<=1)return a;var m=Math.floor(a.length/2),left=a.slice(0,m),right=a.slice(m);left=_ms(left);right=_ms(right);return merge(left,right)}return _ms(array)}function makePredicate(words){if(!(words instanceof Array))words=words.split(" ");var f="",cats=[];out:for(var i=0;i<words.length;++i){for(var j=0;j<cats.length;++j)if(cats[j][0].length==words[i].length){cats[j].push(words[i]);continue out}cats.push([words[i]])}function quote(word){return JSON.stringify(word).replace(/[\u2028\u2029]/g,function(s){switch(s){case"\u2028":return"\\u2028";case"\u2029":return"\\u2029"}return s})}function compareTo(arr){if(arr.length==1)return f+="return str === "+quote(arr[0])+";";f+="switch(str){";for(var i=0;i<arr.length;++i)f+="case "+quote(arr[i])+":";f+="return true}return false;"}if(cats.length>3){cats.sort(function(a,b){return b.length-a.length});f+="switch(str.length){";for(var i=0;i<cats.length;++i){var cat=cats[i];f+="case "+cat[0].length+":";compareTo(cat)}f+="}"}else{compareTo(words)}return new Function("str",f)}function all(array,predicate){for(var i=array.length;--i>=0;)if(!predicate(array[i]))return false;return true}function Dictionary(){this._values=Object.create(null);this._size=0}Dictionary.prototype={set:function(key,val){if(!this.has(key))++this._size;this._values["$"+key]=val;return this},add:function(key,val){if(this.has(key)){this.get(key).push(val)}else{this.set(key,[val])}return this},get:function(key){return this._values["$"+key]},del:function(key){if(this.has(key)){--this._size;delete this._values["$"+key]}return this},has:function(key){return"$"+key in this._values},each:function(f){for(var i in this._values)f(this._values[i],i.substr(1))},size:function(){return this._size},map:function(f){var ret=[];for(var i in this._values)ret.push(f(this._values[i],i.substr(1)));return ret},toObject:function(){return this._values}};Dictionary.fromObject=function(obj){var dict=new Dictionary;dict._size=merge(dict._values,obj);return dict};function HOP(obj,prop){return Object.prototype.hasOwnProperty.call(obj,prop)}function first_in_statement(stack){var node=stack.parent(-1);for(var i=0,p;p=stack.parent(i);i++){if(p instanceof AST_Statement&&p.body===node)return true;if(p instanceof AST_Sequence&&p.expressions[0]===node||p.TYPE=="Call"&&p.expression===node||p instanceof AST_Dot&&p.expression===node||p instanceof AST_Sub&&p.expression===node||p instanceof AST_Conditional&&p.condition===node||p instanceof AST_Binary&&p.left===node||p instanceof AST_UnaryPostfix&&p.expression===node){node=p}else{return false}}} +/*********************************************************************** A JavaScript tokenizer / parser / beautifier / compressor. https://github.com/mishoo/UglifyJS2 @@ -82,7 +84,8 @@ SUCH DAMAGE. ***********************************************************************/ -"use strict";function DEFNODE(type,props,methods,base){if(arguments.length<4)base=AST_Node;if(!props)props=[];else props=props.split(/\s+/);var self_props=props;if(base&&base.PROPS)props=props.concat(base.PROPS);var code="return function AST_"+type+"(props){ if (props) { ";for(var i=props.length;--i>=0;){code+="this."+props[i]+" = props."+props[i]+";"}var proto=base&&new base;if(proto&&proto.initialize||methods&&methods.initialize)code+="this.initialize();";code+="}}";var ctor=new Function(code)();if(proto){ctor.prototype=proto;ctor.BASE=base}if(base)base.SUBCLASSES.push(ctor);ctor.prototype.CTOR=ctor;ctor.PROPS=props||null;ctor.SELF_PROPS=self_props;ctor.SUBCLASSES=[];if(type){ctor.prototype.TYPE=ctor.TYPE=type}if(methods)for(i in methods)if(HOP(methods,i)){if(/^\$/.test(i)){ctor[i.substr(1)]=methods[i]}else{ctor.prototype[i]=methods[i]}}ctor.DEFMETHOD=function(name,method){this.prototype[name]=method};if(typeof exports!=="undefined"){exports["AST_"+type]=ctor}return ctor}var AST_Token=DEFNODE("Token","type value line col pos endline endcol endpos nlb comments_before file raw",{},null);var AST_Node=DEFNODE("Node","start end",{_clone:function(deep){if(deep){var self=this.clone();return self.transform(new TreeTransformer(function(node){if(node!==self){return node.clone(true)}}))}return new this.CTOR(this)},clone:function(deep){return this._clone(deep)},$documentation:"Base class of all AST nodes",$propdoc:{start:"[AST_Token] The first token of this node",end:"[AST_Token] The last token of this node"},_walk:function(visitor){return visitor._visit(this)},walk:function(visitor){return this._walk(visitor)}},null);AST_Node.warn_function=null;AST_Node.warn=function(txt,props){if(AST_Node.warn_function)AST_Node.warn_function(string_template(txt,props))};var AST_Statement=DEFNODE("Statement",null,{$documentation:"Base class of all statements"});var AST_Debugger=DEFNODE("Debugger",null,{$documentation:"Represents a debugger statement"},AST_Statement);var AST_Directive=DEFNODE("Directive","value quote",{$documentation:'Represents a directive, like "use strict";',$propdoc:{value:"[string] The value of this directive as a plain string (it's not an AST_String!)",quote:"[string] the original quote character"}},AST_Statement);var AST_SimpleStatement=DEFNODE("SimpleStatement","body",{$documentation:"A statement consisting of an expression, i.e. a = 1 + 2",$propdoc:{body:"[AST_Node] an expression node (should not be instanceof AST_Statement)"},_walk:function(visitor){return visitor._visit(this,function(){this.body._walk(visitor)})}},AST_Statement);function walk_body(node,visitor){var body=node.body;if(body instanceof AST_Statement){body._walk(visitor)}else for(var i=0,len=body.length;i<len;i++){body[i]._walk(visitor)}}var AST_Block=DEFNODE("Block","body",{$documentation:"A body of statements (usually bracketed)",$propdoc:{body:"[AST_Statement*] an array of statements"},_walk:function(visitor){return visitor._visit(this,function(){walk_body(this,visitor)})}},AST_Statement);var AST_BlockStatement=DEFNODE("BlockStatement",null,{$documentation:"A block statement"},AST_Block);var AST_EmptyStatement=DEFNODE("EmptyStatement",null,{$documentation:"The empty statement (empty block or simply a semicolon)"},AST_Statement);var AST_StatementWithBody=DEFNODE("StatementWithBody","body",{$documentation:"Base class for all statements that contain one nested body: `For`, `ForIn`, `Do`, `While`, `With`",$propdoc:{body:"[AST_Statement] the body; this should always be present, even if it's an AST_EmptyStatement"}},AST_Statement);var AST_LabeledStatement=DEFNODE("LabeledStatement","label",{$documentation:"Statement with a label",$propdoc:{label:"[AST_Label] a label definition"},_walk:function(visitor){return visitor._visit(this,function(){this.label._walk(visitor);this.body._walk(visitor)})},clone:function(deep){var node=this._clone(deep);if(deep){var label=node.label;var def=this.label;node.walk(new TreeWalker(function(node){if(node instanceof AST_LoopControl&&node.label&&node.label.thedef===def){node.label.thedef=label;label.references.push(node)}}))}return node}},AST_StatementWithBody);var AST_IterationStatement=DEFNODE("IterationStatement",null,{$documentation:"Internal class. All loops inherit from it."},AST_StatementWithBody);var AST_DWLoop=DEFNODE("DWLoop","condition",{$documentation:"Base class for do/while statements",$propdoc:{condition:"[AST_Node] the loop condition. 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The `name` property is always null."},AST_Lambda);var AST_Function=DEFNODE("Function","inlined",{$documentation:"A function expression"},AST_Lambda);var AST_Defun=DEFNODE("Defun","inlined",{$documentation:"A function definition"},AST_Lambda);var AST_Jump=DEFNODE("Jump",null,{$documentation:"Base class for “jumps” (for now that's `return`, `throw`, `break` and `continue`)"},AST_Statement);var AST_Exit=DEFNODE("Exit","value",{$documentation:"Base class for “exits” (`return` and `throw`)",$propdoc:{value:"[AST_Node?] the value returned or thrown by this statement; could be null for AST_Return"},_walk:function(visitor){return visitor._visit(this,this.value&&function(){this.value._walk(visitor)})}},AST_Jump);var AST_Return=DEFNODE("Return",null,{$documentation:"A `return` statement"},AST_Exit);var AST_Throw=DEFNODE("Throw",null,{$documentation:"A `throw` statement"},AST_Exit);var AST_LoopControl=DEFNODE("LoopControl","label",{$documentation:"Base class for loop control statements (`break` and `continue`)",$propdoc:{label:"[AST_LabelRef?] the label, or null if none"},_walk:function(visitor){return visitor._visit(this,this.label&&function(){this.label._walk(visitor)})}},AST_Jump);var AST_Break=DEFNODE("Break",null,{$documentation:"A `break` statement"},AST_LoopControl);var AST_Continue=DEFNODE("Continue",null,{$documentation:"A `continue` statement"},AST_LoopControl);var AST_If=DEFNODE("If","condition alternative",{$documentation:"A `if` statement",$propdoc:{condition:"[AST_Node] the `if` condition",alternative:"[AST_Statement?] the `else` part, or null if not present"},_walk:function(visitor){return visitor._visit(this,function(){this.condition._walk(visitor);this.body._walk(visitor);if(this.alternative)this.alternative._walk(visitor)})}},AST_StatementWithBody);var AST_Switch=DEFNODE("Switch","expression",{$documentation:"A `switch` statement",$propdoc:{expression:"[AST_Node] the `switch` “discriminant”"},_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor);walk_body(this,visitor)})}},AST_Block);var AST_SwitchBranch=DEFNODE("SwitchBranch",null,{$documentation:"Base class for `switch` branches"},AST_Block);var AST_Default=DEFNODE("Default",null,{$documentation:"A `default` switch branch"},AST_SwitchBranch);var AST_Case=DEFNODE("Case","expression",{$documentation:"A `case` switch branch",$propdoc:{expression:"[AST_Node] the `case` expression"},_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor);walk_body(this,visitor)})}},AST_SwitchBranch);var AST_Try=DEFNODE("Try","bcatch bfinally",{$documentation:"A `try` statement",$propdoc:{bcatch:"[AST_Catch?] the catch block, or null if not present",bfinally:"[AST_Finally?] the finally block, or null if not present"},_walk:function(visitor){return visitor._visit(this,function(){walk_body(this,visitor);if(this.bcatch)this.bcatch._walk(visitor);if(this.bfinally)this.bfinally._walk(visitor)})}},AST_Block);var AST_Catch=DEFNODE("Catch","argname",{$documentation:"A `catch` node; only makes sense as part of a `try` statement",$propdoc:{argname:"[AST_SymbolCatch] symbol for the exception"},_walk:function(visitor){return visitor._visit(this,function(){this.argname._walk(visitor);walk_body(this,visitor)})}},AST_Block);var AST_Finally=DEFNODE("Finally",null,{$documentation:"A `finally` node; only makes sense as part of a `try` statement"},AST_Block);var AST_Definitions=DEFNODE("Definitions","definitions",{$documentation:"Base class for `var` nodes (variable declarations/initializations)",$propdoc:{definitions:"[AST_VarDef*] array of variable definitions"},_walk:function(visitor){return visitor._visit(this,function(){var definitions=this.definitions;for(var i=0,len=definitions.length;i<len;i++){definitions[i]._walk(visitor)}})}},AST_Statement);var AST_Var=DEFNODE("Var",null,{$documentation:"A `var` statement"},AST_Definitions);var AST_VarDef=DEFNODE("VarDef","name value",{$documentation:"A variable declaration; only appears in a AST_Definitions node",$propdoc:{name:"[AST_SymbolVar] name of the variable",value:"[AST_Node?] initializer, or null of there's no initializer"},_walk:function(visitor){return visitor._visit(this,function(){this.name._walk(visitor);if(this.value)this.value._walk(visitor)})}});var AST_Call=DEFNODE("Call","expression args",{$documentation:"A function call expression",$propdoc:{expression:"[AST_Node] expression to invoke as function",args:"[AST_Node*] array of arguments"},_walk:function(visitor){return visitor._visit(this,function(){var args=this.args;for(var i=0,len=args.length;i<len;i++){args[i]._walk(visitor)}this.expression._walk(visitor)})}});var AST_New=DEFNODE("New",null,{$documentation:"An object instantiation. 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For setters and getters this is an AST_SymbolAccessor.",value:"[AST_Node] property value. For setters and getters this is an AST_Accessor."},_walk:function(visitor){return visitor._visit(this,function(){this.value._walk(visitor)})}});var AST_ObjectKeyVal=DEFNODE("ObjectKeyVal","quote",{$documentation:"A key: value object property",$propdoc:{quote:"[string] the original quote character"}},AST_ObjectProperty);var AST_ObjectSetter=DEFNODE("ObjectSetter",null,{$documentation:"An object setter property"},AST_ObjectProperty);var AST_ObjectGetter=DEFNODE("ObjectGetter",null,{$documentation:"An object getter property"},AST_ObjectProperty);var AST_Symbol=DEFNODE("Symbol","scope name thedef",{$propdoc:{name:"[string] name of this symbol",scope:"[AST_Scope/S] the current scope (not necessarily the definition scope)",thedef:"[SymbolDef/S] the definition of this symbol"},$documentation:"Base class for all symbols"});var AST_SymbolAccessor=DEFNODE("SymbolAccessor",null,{$documentation:"The name of a property accessor (setter/getter function)"},AST_Symbol);var AST_SymbolDeclaration=DEFNODE("SymbolDeclaration","init",{$documentation:"A declaration symbol (symbol in var, function name or argument, symbol in catch)"},AST_Symbol);var AST_SymbolVar=DEFNODE("SymbolVar",null,{$documentation:"Symbol defining a variable"},AST_SymbolDeclaration);var AST_SymbolFunarg=DEFNODE("SymbolFunarg",null,{$documentation:"Symbol naming a function argument"},AST_SymbolVar);var AST_SymbolDefun=DEFNODE("SymbolDefun",null,{$documentation:"Symbol defining a function"},AST_SymbolDeclaration);var AST_SymbolLambda=DEFNODE("SymbolLambda",null,{$documentation:"Symbol naming a function expression"},AST_SymbolDeclaration);var AST_SymbolCatch=DEFNODE("SymbolCatch",null,{$documentation:"Symbol naming the exception in catch"},AST_SymbolDeclaration);var AST_Label=DEFNODE("Label","references",{$documentation:"Symbol naming a label (declaration)",$propdoc:{references:"[AST_LoopControl*] a list of nodes referring to this label"},initialize:function(){this.references=[];this.thedef=this}},AST_Symbol);var AST_SymbolRef=DEFNODE("SymbolRef",null,{$documentation:"Reference to some symbol (not definition/declaration)"},AST_Symbol);var AST_LabelRef=DEFNODE("LabelRef",null,{$documentation:"Reference to a label symbol"},AST_Symbol);var AST_This=DEFNODE("This",null,{$documentation:"The `this` symbol"},AST_Symbol);var AST_Constant=DEFNODE("Constant",null,{$documentation:"Base class for all constants",getValue:function(){return this.value}});var AST_String=DEFNODE("String","value quote",{$documentation:"A string literal",$propdoc:{value:"[string] the contents of this string",quote:"[string] the original quote character"}},AST_Constant);var AST_Number=DEFNODE("Number","value literal",{$documentation:"A number literal",$propdoc:{value:"[number] the numeric value",literal:"[string] numeric value as string (optional)"}},AST_Constant);var AST_RegExp=DEFNODE("RegExp","value",{$documentation:"A regexp literal",$propdoc:{value:"[RegExp] the actual regexp"}},AST_Constant);var AST_Atom=DEFNODE("Atom",null,{$documentation:"Base class for atoms"},AST_Constant);var AST_Null=DEFNODE("Null",null,{$documentation:"The `null` atom",value:null},AST_Atom);var AST_NaN=DEFNODE("NaN",null,{$documentation:"The impossible value",value:0/0},AST_Atom);var AST_Undefined=DEFNODE("Undefined",null,{$documentation:"The `undefined` value",value:function(){}()},AST_Atom);var AST_Hole=DEFNODE("Hole",null,{$documentation:"A hole in an array",value:function(){}()},AST_Atom);var AST_Infinity=DEFNODE("Infinity",null,{$documentation:"The `Infinity` value",value:1/0},AST_Atom);var AST_Boolean=DEFNODE("Boolean",null,{$documentation:"Base class for booleans"},AST_Atom);var AST_False=DEFNODE("False",null,{$documentation:"The `false` atom",value:false},AST_Boolean);var AST_True=DEFNODE("True",null,{$documentation:"The `true` atom",value:true},AST_Boolean);function TreeWalker(callback){this.visit=callback;this.stack=[];this.directives=Object.create(null)}TreeWalker.prototype={_visit:function(node,descend){this.push(node);var ret=this.visit(node,descend?function(){descend.call(node)}:noop);if(!ret&&descend){descend.call(node)}this.pop();return ret},parent:function(n){return this.stack[this.stack.length-2-(n||0)]},push:function(node){if(node instanceof AST_Lambda){this.directives=Object.create(this.directives)}else if(node instanceof AST_Directive&&!this.directives[node.value]){this.directives[node.value]=node}this.stack.push(node)},pop:function(){if(this.stack.pop()instanceof AST_Lambda){this.directives=Object.getPrototypeOf(this.directives)}},self:function(){return this.stack[this.stack.length-1]},find_parent:function(type){var stack=this.stack;for(var i=stack.length;--i>=0;){var x=stack[i];if(x instanceof type)return x}},has_directive:function(type){var dir=this.directives[type];if(dir)return dir;var node=this.stack[this.stack.length-1];if(node instanceof AST_Scope){for(var i=0;i<node.body.length;++i){var st=node.body[i];if(!(st instanceof AST_Directive))break;if(st.value==type)return st}}},loopcontrol_target:function(node){var stack=this.stack;if(node.label)for(var i=stack.length;--i>=0;){var x=stack[i];if(x instanceof AST_LabeledStatement&&x.label.name==node.label.name)return x.body}else for(var i=stack.length;--i>=0;){var x=stack[i];if(x instanceof AST_IterationStatement||node instanceof AST_Break&&x instanceof AST_Switch)return x}}};/*********************************************************************** +"use strict";function DEFNODE(type,props,methods,base){if(arguments.length<4)base=AST_Node;if(!props)props=[];else props=props.split(/\s+/);var self_props=props;if(base&&base.PROPS)props=props.concat(base.PROPS);var code="return function AST_"+type+"(props){ if (props) { ";for(var i=props.length;--i>=0;){code+="this."+props[i]+" = props."+props[i]+";"}var proto=base&&new base;if(proto&&proto.initialize||methods&&methods.initialize)code+="this.initialize();";code+="}}";var ctor=new Function(code)();if(proto){ctor.prototype=proto;ctor.BASE=base}if(base)base.SUBCLASSES.push(ctor);ctor.prototype.CTOR=ctor;ctor.PROPS=props||null;ctor.SELF_PROPS=self_props;ctor.SUBCLASSES=[];if(type){ctor.prototype.TYPE=ctor.TYPE=type}if(methods)for(i in methods)if(HOP(methods,i)){if(/^\$/.test(i)){ctor[i.substr(1)]=methods[i]}else{ctor.prototype[i]=methods[i]}}ctor.DEFMETHOD=function(name,method){this.prototype[name]=method};if(typeof exports!=="undefined"){exports["AST_"+type]=ctor}return ctor}var AST_Token=DEFNODE("Token","type value line col pos endline endcol endpos nlb comments_before comments_after file raw",{},null);var AST_Node=DEFNODE("Node","start end",{_clone:function(deep){if(deep){var self=this.clone();return self.transform(new TreeTransformer(function(node){if(node!==self){return node.clone(true)}}))}return new this.CTOR(this)},clone:function(deep){return this._clone(deep)},$documentation:"Base class of all AST nodes",$propdoc:{start:"[AST_Token] The first token of this node",end:"[AST_Token] The last token of this node"},_walk:function(visitor){return visitor._visit(this)},walk:function(visitor){return this._walk(visitor)}},null);AST_Node.warn_function=null;AST_Node.warn=function(txt,props){if(AST_Node.warn_function)AST_Node.warn_function(string_template(txt,props))};var AST_Statement=DEFNODE("Statement",null,{$documentation:"Base class of all statements"});var AST_Debugger=DEFNODE("Debugger",null,{$documentation:"Represents a debugger statement"},AST_Statement);var AST_Directive=DEFNODE("Directive","value quote",{$documentation:'Represents a directive, like "use strict";',$propdoc:{value:"[string] The value of this directive as a plain string (it's not an AST_String!)",quote:"[string] the original quote character"}},AST_Statement);var AST_SimpleStatement=DEFNODE("SimpleStatement","body",{$documentation:"A statement consisting of an expression, i.e. a = 1 + 2",$propdoc:{body:"[AST_Node] an expression node (should not be instanceof AST_Statement)"},_walk:function(visitor){return visitor._visit(this,function(){this.body._walk(visitor)})}},AST_Statement);function walk_body(node,visitor){var body=node.body;if(body instanceof AST_Statement){body._walk(visitor)}else for(var i=0,len=body.length;i<len;i++){body[i]._walk(visitor)}}var AST_Block=DEFNODE("Block","body",{$documentation:"A body of statements (usually bracketed)",$propdoc:{body:"[AST_Statement*] an array of statements"},_walk:function(visitor){return visitor._visit(this,function(){walk_body(this,visitor)})}},AST_Statement);var AST_BlockStatement=DEFNODE("BlockStatement",null,{$documentation:"A block statement"},AST_Block);var AST_EmptyStatement=DEFNODE("EmptyStatement",null,{$documentation:"The empty statement (empty block or simply a semicolon)"},AST_Statement);var AST_StatementWithBody=DEFNODE("StatementWithBody","body",{$documentation:"Base class for all statements that contain one nested body: `For`, `ForIn`, `Do`, `While`, `With`",$propdoc:{body:"[AST_Statement] the body; this should always be present, even if it's an AST_EmptyStatement"}},AST_Statement);var AST_LabeledStatement=DEFNODE("LabeledStatement","label",{$documentation:"Statement with a label",$propdoc:{label:"[AST_Label] a label definition"},_walk:function(visitor){return visitor._visit(this,function(){this.label._walk(visitor);this.body._walk(visitor)})},clone:function(deep){var node=this._clone(deep);if(deep){var label=node.label;var def=this.label;node.walk(new TreeWalker(function(node){if(node instanceof AST_LoopControl&&node.label&&node.label.thedef===def){node.label.thedef=label;label.references.push(node)}}))}return node}},AST_StatementWithBody);var AST_IterationStatement=DEFNODE("IterationStatement",null,{$documentation:"Internal class. All loops inherit from it."},AST_StatementWithBody);var AST_DWLoop=DEFNODE("DWLoop","condition",{$documentation:"Base class for do/while statements",$propdoc:{condition:"[AST_Node] the loop condition. Should not be instanceof AST_Statement"}},AST_IterationStatement);var AST_Do=DEFNODE("Do",null,{$documentation:"A `do` statement",_walk:function(visitor){return visitor._visit(this,function(){this.body._walk(visitor);this.condition._walk(visitor)})}},AST_DWLoop);var AST_While=DEFNODE("While",null,{$documentation:"A `while` statement",_walk:function(visitor){return visitor._visit(this,function(){this.condition._walk(visitor);this.body._walk(visitor)})}},AST_DWLoop);var AST_For=DEFNODE("For","init condition step",{$documentation:"A `for` statement",$propdoc:{init:"[AST_Node?] the `for` initialization code, or null if empty",condition:"[AST_Node?] the `for` termination clause, or null if empty",step:"[AST_Node?] the `for` update clause, or null if empty"},_walk:function(visitor){return visitor._visit(this,function(){if(this.init)this.init._walk(visitor);if(this.condition)this.condition._walk(visitor);if(this.step)this.step._walk(visitor);this.body._walk(visitor)})}},AST_IterationStatement);var AST_ForIn=DEFNODE("ForIn","init name object",{$documentation:"A `for ... in` statement",$propdoc:{init:"[AST_Node] the `for/in` initialization code",name:"[AST_SymbolRef?] the loop variable, only if `init` is AST_Var",object:"[AST_Node] the object that we're looping through"},_walk:function(visitor){return visitor._visit(this,function(){this.init._walk(visitor);this.object._walk(visitor);this.body._walk(visitor)})}},AST_IterationStatement);var AST_With=DEFNODE("With","expression",{$documentation:"A `with` statement",$propdoc:{expression:"[AST_Node] the `with` expression"},_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor);this.body._walk(visitor)})}},AST_StatementWithBody);var AST_Scope=DEFNODE("Scope","variables functions uses_with uses_eval parent_scope enclosed cname",{$documentation:"Base class for all statements introducing a lexical scope",$propdoc:{variables:"[Object/S] a map of name -> SymbolDef for all variables/functions defined in this scope",functions:"[Object/S] like `variables`, but only lists function declarations",uses_with:"[boolean/S] tells whether this scope uses the `with` statement",uses_eval:"[boolean/S] tells whether this scope contains a direct call to the global `eval`",parent_scope:"[AST_Scope?/S] link to the parent scope",enclosed:"[SymbolDef*/S] a list of all symbol definitions that are accessed from this scope or any subscopes",cname:"[integer/S] current index for mangling variables (used internally by the mangler)"}},AST_Block);var AST_Toplevel=DEFNODE("Toplevel","globals",{$documentation:"The toplevel scope",$propdoc:{globals:"[Object/S] a map of name -> SymbolDef for all undeclared names"},wrap_commonjs:function(name){var body=this.body;var wrapped_tl="(function(exports){'$ORIG';})(typeof "+name+"=='undefined'?("+name+"={}):"+name+");";wrapped_tl=parse(wrapped_tl);wrapped_tl=wrapped_tl.transform(new TreeTransformer(function before(node){if(node instanceof AST_Directive&&node.value=="$ORIG"){return MAP.splice(body)}}));return wrapped_tl}},AST_Scope);var AST_Lambda=DEFNODE("Lambda","name argnames uses_arguments",{$documentation:"Base class for functions",$propdoc:{name:"[AST_SymbolDeclaration?] the name of this function",argnames:"[AST_SymbolFunarg*] array of function arguments",uses_arguments:"[boolean/S] tells whether this function accesses the arguments array"},_walk:function(visitor){return visitor._visit(this,function(){if(this.name)this.name._walk(visitor);var argnames=this.argnames;for(var i=0,len=argnames.length;i<len;i++){argnames[i]._walk(visitor)}walk_body(this,visitor)})}},AST_Scope);var AST_Accessor=DEFNODE("Accessor",null,{$documentation:"A setter/getter function. The `name` property is always null."},AST_Lambda);var AST_Function=DEFNODE("Function","inlined",{$documentation:"A function expression"},AST_Lambda);var AST_Defun=DEFNODE("Defun","inlined",{$documentation:"A function definition"},AST_Lambda);var AST_Jump=DEFNODE("Jump",null,{$documentation:"Base class for “jumps” (for now that's `return`, `throw`, `break` and `continue`)"},AST_Statement);var AST_Exit=DEFNODE("Exit","value",{$documentation:"Base class for “exits” (`return` and `throw`)",$propdoc:{value:"[AST_Node?] the value returned or thrown by this statement; could be null for AST_Return"},_walk:function(visitor){return visitor._visit(this,this.value&&function(){this.value._walk(visitor)})}},AST_Jump);var AST_Return=DEFNODE("Return",null,{$documentation:"A `return` statement"},AST_Exit);var AST_Throw=DEFNODE("Throw",null,{$documentation:"A `throw` statement"},AST_Exit);var AST_LoopControl=DEFNODE("LoopControl","label",{$documentation:"Base class for loop control statements (`break` and `continue`)",$propdoc:{label:"[AST_LabelRef?] the label, or null if none"},_walk:function(visitor){return visitor._visit(this,this.label&&function(){this.label._walk(visitor)})}},AST_Jump);var AST_Break=DEFNODE("Break",null,{$documentation:"A `break` statement"},AST_LoopControl);var AST_Continue=DEFNODE("Continue",null,{$documentation:"A `continue` statement"},AST_LoopControl);var AST_If=DEFNODE("If","condition alternative",{$documentation:"A `if` statement",$propdoc:{condition:"[AST_Node] the `if` condition",alternative:"[AST_Statement?] the `else` part, or null if not present"},_walk:function(visitor){return visitor._visit(this,function(){this.condition._walk(visitor);this.body._walk(visitor);if(this.alternative)this.alternative._walk(visitor)})}},AST_StatementWithBody);var AST_Switch=DEFNODE("Switch","expression",{$documentation:"A `switch` statement",$propdoc:{expression:"[AST_Node] the `switch` “discriminant”"},_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor);walk_body(this,visitor)})}},AST_Block);var AST_SwitchBranch=DEFNODE("SwitchBranch",null,{$documentation:"Base class for `switch` branches"},AST_Block);var AST_Default=DEFNODE("Default",null,{$documentation:"A `default` switch branch"},AST_SwitchBranch);var AST_Case=DEFNODE("Case","expression",{$documentation:"A `case` switch branch",$propdoc:{expression:"[AST_Node] the `case` expression"},_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor);walk_body(this,visitor)})}},AST_SwitchBranch);var AST_Try=DEFNODE("Try","bcatch bfinally",{$documentation:"A `try` statement",$propdoc:{bcatch:"[AST_Catch?] the catch block, or null if not present",bfinally:"[AST_Finally?] the finally block, or null if not present"},_walk:function(visitor){return visitor._visit(this,function(){walk_body(this,visitor);if(this.bcatch)this.bcatch._walk(visitor);if(this.bfinally)this.bfinally._walk(visitor)})}},AST_Block);var AST_Catch=DEFNODE("Catch","argname",{$documentation:"A `catch` node; only makes sense as part of a `try` statement",$propdoc:{argname:"[AST_SymbolCatch] symbol for the exception"},_walk:function(visitor){return visitor._visit(this,function(){this.argname._walk(visitor);walk_body(this,visitor)})}},AST_Block);var AST_Finally=DEFNODE("Finally",null,{$documentation:"A `finally` node; only makes sense as part of a `try` statement"},AST_Block);var AST_Definitions=DEFNODE("Definitions","definitions",{$documentation:"Base class for `var` nodes (variable declarations/initializations)",$propdoc:{definitions:"[AST_VarDef*] array of variable definitions"},_walk:function(visitor){return visitor._visit(this,function(){var definitions=this.definitions;for(var i=0,len=definitions.length;i<len;i++){definitions[i]._walk(visitor)}})}},AST_Statement);var AST_Var=DEFNODE("Var",null,{$documentation:"A `var` statement"},AST_Definitions);var AST_VarDef=DEFNODE("VarDef","name value",{$documentation:"A variable declaration; only appears in a AST_Definitions node",$propdoc:{name:"[AST_SymbolVar] name of the variable",value:"[AST_Node?] initializer, or null of there's no initializer"},_walk:function(visitor){return visitor._visit(this,function(){this.name._walk(visitor);if(this.value)this.value._walk(visitor)})}});var AST_Call=DEFNODE("Call","expression args",{$documentation:"A function call expression",$propdoc:{expression:"[AST_Node] expression to invoke as function",args:"[AST_Node*] array of arguments"},_walk:function(visitor){return visitor._visit(this,function(){var args=this.args;for(var i=0,len=args.length;i<len;i++){args[i]._walk(visitor)}this.expression._walk(visitor)})}});var AST_New=DEFNODE("New",null,{$documentation:"An object instantiation. Derives from a function call since it has exactly the same properties"},AST_Call);var AST_Sequence=DEFNODE("Sequence","expressions",{$documentation:"A sequence expression (comma-separated expressions)",$propdoc:{expressions:"[AST_Node*] array of expressions (at least two)"},_walk:function(visitor){return visitor._visit(this,function(){this.expressions.forEach(function(node){node._walk(visitor)})})}});var AST_PropAccess=DEFNODE("PropAccess","expression property",{$documentation:'Base class for property access expressions, i.e. `a.foo` or `a["foo"]`',$propdoc:{expression:"[AST_Node] the “container” expression",property:"[AST_Node|string] the property to access. For AST_Dot this is always a plain string, while for AST_Sub it's an arbitrary AST_Node"}});var AST_Dot=DEFNODE("Dot",null,{$documentation:"A dotted property access expression",_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor)})}},AST_PropAccess);var AST_Sub=DEFNODE("Sub",null,{$documentation:'Index-style property access, i.e. `a["foo"]`',_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor);this.property._walk(visitor)})}},AST_PropAccess);var AST_Unary=DEFNODE("Unary","operator expression",{$documentation:"Base class for unary expressions",$propdoc:{operator:"[string] the operator",expression:"[AST_Node] expression that this unary operator applies to"},_walk:function(visitor){return visitor._visit(this,function(){this.expression._walk(visitor)})}});var AST_UnaryPrefix=DEFNODE("UnaryPrefix",null,{$documentation:"Unary prefix expression, i.e. `typeof i` or `++i`"},AST_Unary);var AST_UnaryPostfix=DEFNODE("UnaryPostfix",null,{$documentation:"Unary postfix expression, i.e. `i++`"},AST_Unary);var AST_Binary=DEFNODE("Binary","operator left right",{$documentation:"Binary expression, i.e. `a + b`",$propdoc:{left:"[AST_Node] left-hand side expression",operator:"[string] the operator",right:"[AST_Node] right-hand side expression"},_walk:function(visitor){return visitor._visit(this,function(){this.left._walk(visitor);this.right._walk(visitor)})}});var AST_Conditional=DEFNODE("Conditional","condition consequent alternative",{$documentation:"Conditional expression using the ternary operator, i.e. `a ? b : c`",$propdoc:{condition:"[AST_Node]",consequent:"[AST_Node]",alternative:"[AST_Node]"},_walk:function(visitor){return visitor._visit(this,function(){this.condition._walk(visitor);this.consequent._walk(visitor);this.alternative._walk(visitor)})}});var AST_Assign=DEFNODE("Assign",null,{$documentation:"An assignment expression — `a = b + 5`"},AST_Binary);var AST_Array=DEFNODE("Array","elements",{$documentation:"An array literal",$propdoc:{elements:"[AST_Node*] array of elements"},_walk:function(visitor){return visitor._visit(this,function(){var elements=this.elements;for(var i=0,len=elements.length;i<len;i++){elements[i]._walk(visitor)}})}});var AST_Object=DEFNODE("Object","properties",{$documentation:"An object literal",$propdoc:{properties:"[AST_ObjectProperty*] array of properties"},_walk:function(visitor){return visitor._visit(this,function(){var properties=this.properties;for(var i=0,len=properties.length;i<len;i++){properties[i]._walk(visitor)}})}});var AST_ObjectProperty=DEFNODE("ObjectProperty","key value",{$documentation:"Base class for literal object properties",$propdoc:{key:"[string] the property name converted to a string for ObjectKeyVal. For setters and getters this is an AST_SymbolAccessor.",value:"[AST_Node] property value. For setters and getters this is an AST_Accessor."},_walk:function(visitor){return visitor._visit(this,function(){this.value._walk(visitor)})}});var AST_ObjectKeyVal=DEFNODE("ObjectKeyVal","quote",{$documentation:"A key: value object property",$propdoc:{quote:"[string] the original quote character"}},AST_ObjectProperty);var AST_ObjectSetter=DEFNODE("ObjectSetter",null,{$documentation:"An object setter property"},AST_ObjectProperty);var AST_ObjectGetter=DEFNODE("ObjectGetter",null,{$documentation:"An object getter property"},AST_ObjectProperty);var AST_Symbol=DEFNODE("Symbol","scope name thedef",{$propdoc:{name:"[string] name of this symbol",scope:"[AST_Scope/S] the current scope (not necessarily the definition scope)",thedef:"[SymbolDef/S] the definition of this symbol"},$documentation:"Base class for all symbols"});var AST_SymbolAccessor=DEFNODE("SymbolAccessor",null,{$documentation:"The name of a property accessor (setter/getter function)"},AST_Symbol);var AST_SymbolDeclaration=DEFNODE("SymbolDeclaration","init",{$documentation:"A declaration symbol (symbol in var, function name or argument, symbol in catch)"},AST_Symbol);var AST_SymbolVar=DEFNODE("SymbolVar",null,{$documentation:"Symbol defining a variable"},AST_SymbolDeclaration);var AST_SymbolFunarg=DEFNODE("SymbolFunarg",null,{$documentation:"Symbol naming a function argument"},AST_SymbolVar);var AST_SymbolDefun=DEFNODE("SymbolDefun",null,{$documentation:"Symbol defining a function"},AST_SymbolDeclaration);var AST_SymbolLambda=DEFNODE("SymbolLambda",null,{$documentation:"Symbol naming a function expression"},AST_SymbolDeclaration);var AST_SymbolCatch=DEFNODE("SymbolCatch",null,{$documentation:"Symbol naming the exception in catch"},AST_SymbolDeclaration);var AST_Label=DEFNODE("Label","references",{$documentation:"Symbol naming a label (declaration)",$propdoc:{references:"[AST_LoopControl*] a list of nodes referring to this label"},initialize:function(){this.references=[];this.thedef=this}},AST_Symbol);var AST_SymbolRef=DEFNODE("SymbolRef",null,{$documentation:"Reference to some symbol (not definition/declaration)"},AST_Symbol);var AST_LabelRef=DEFNODE("LabelRef",null,{$documentation:"Reference to a label symbol"},AST_Symbol);var AST_This=DEFNODE("This",null,{$documentation:"The `this` symbol"},AST_Symbol);var AST_Constant=DEFNODE("Constant",null,{$documentation:"Base class for all constants",getValue:function(){return this.value}});var AST_String=DEFNODE("String","value quote",{$documentation:"A string literal",$propdoc:{value:"[string] the contents of this string",quote:"[string] the original quote character"}},AST_Constant);var AST_Number=DEFNODE("Number","value literal",{$documentation:"A number literal",$propdoc:{value:"[number] the numeric value",literal:"[string] numeric value as string (optional)"}},AST_Constant);var AST_RegExp=DEFNODE("RegExp","value",{$documentation:"A regexp literal",$propdoc:{value:"[RegExp] the actual regexp"}},AST_Constant);var AST_Atom=DEFNODE("Atom",null,{$documentation:"Base class for atoms"},AST_Constant);var AST_Null=DEFNODE("Null",null,{$documentation:"The `null` atom",value:null},AST_Atom);var AST_NaN=DEFNODE("NaN",null,{$documentation:"The impossible value",value:0/0},AST_Atom);var AST_Undefined=DEFNODE("Undefined",null,{$documentation:"The `undefined` value",value:function(){}()},AST_Atom);var AST_Hole=DEFNODE("Hole",null,{$documentation:"A hole in an array",value:function(){}()},AST_Atom);var AST_Infinity=DEFNODE("Infinity",null,{$documentation:"The `Infinity` value",value:1/0},AST_Atom);var AST_Boolean=DEFNODE("Boolean",null,{$documentation:"Base class for booleans"},AST_Atom);var AST_False=DEFNODE("False",null,{$documentation:"The `false` atom",value:false},AST_Boolean);var AST_True=DEFNODE("True",null,{$documentation:"The `true` atom",value:true},AST_Boolean);function TreeWalker(callback){this.visit=callback;this.stack=[];this.directives=Object.create(null)}TreeWalker.prototype={_visit:function(node,descend){this.push(node);var ret=this.visit(node,descend?function(){descend.call(node)}:noop);if(!ret&&descend){descend.call(node)}this.pop();return ret},parent:function(n){return this.stack[this.stack.length-2-(n||0)]},push:function(node){if(node instanceof AST_Lambda){this.directives=Object.create(this.directives)}else if(node instanceof AST_Directive&&!this.directives[node.value]){this.directives[node.value]=node}this.stack.push(node)},pop:function(){if(this.stack.pop()instanceof AST_Lambda){this.directives=Object.getPrototypeOf(this.directives)}},self:function(){return this.stack[this.stack.length-1]},find_parent:function(type){var stack=this.stack;for(var i=stack.length;--i>=0;){var x=stack[i];if(x instanceof type)return x}},has_directive:function(type){var dir=this.directives[type];if(dir)return dir;var node=this.stack[this.stack.length-1];if(node instanceof AST_Scope){for(var i=0;i<node.body.length;++i){var st=node.body[i];if(!(st instanceof AST_Directive))break;if(st.value==type)return st}}},loopcontrol_target:function(node){var stack=this.stack;if(node.label)for(var i=stack.length;--i>=0;){var x=stack[i];if(x instanceof AST_LabeledStatement&&x.label.name==node.label.name)return x.body}else for(var i=stack.length;--i>=0;){var x=stack[i];if(x instanceof AST_IterationStatement||node instanceof AST_Break&&x instanceof AST_Switch)return x}}}; +/*********************************************************************** A JavaScript tokenizer / parser / beautifier / compressor. https://github.com/mishoo/UglifyJS2 @@ -125,7 +128,8 @@ SUCH DAMAGE. ***********************************************************************/ -"use strict";var KEYWORDS="break case catch const continue debugger default delete do else finally for function if in instanceof new return switch throw try typeof var void while with";var KEYWORDS_ATOM="false null true";var RESERVED_WORDS="abstract boolean byte char class double enum export extends final float goto implements import int interface let long native package private protected public short static super synchronized this throws transient volatile yield"+" "+KEYWORDS_ATOM+" "+KEYWORDS;var KEYWORDS_BEFORE_EXPRESSION="return new delete throw else case";KEYWORDS=makePredicate(KEYWORDS);RESERVED_WORDS=makePredicate(RESERVED_WORDS);KEYWORDS_BEFORE_EXPRESSION=makePredicate(KEYWORDS_BEFORE_EXPRESSION);KEYWORDS_ATOM=makePredicate(KEYWORDS_ATOM);var OPERATOR_CHARS=makePredicate(characters("+-*&%=<>!?|~^"));var RE_HEX_NUMBER=/^0x[0-9a-f]+$/i;var RE_OCT_NUMBER=/^0[0-7]+$/;var OPERATORS=makePredicate(["in","instanceof","typeof","new","void","delete","++","--","+","-","!","~","&","|","^","*","/","%",">>","<<",">>>","<",">","<=",">=","==","===","!=","!==","?","=","+=","-=","/=","*=","%=",">>=","<<=",">>>=","|=","^=","&=","&&","||"]);var WHITESPACE_CHARS=makePredicate(characters(" \n\r\t\f\v 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tokenizer($TEXT,filename,html5_comments,shebang){var S={text:$TEXT,filename:filename,pos:0,tokpos:0,line:1,tokline:0,col:0,tokcol:0,newline_before:false,regex_allowed:false,comments_before:[],directives:{},directive_stack:[]};function peek(){return S.text.charAt(S.pos)}function next(signal_eof,in_string){var ch=S.text.charAt(S.pos++);if(signal_eof&&!ch)throw EX_EOF;if(NEWLINE_CHARS(ch)){S.newline_before=S.newline_before||!in_string;++S.line;S.col=0;if(!in_string&&ch=="\r"&&peek()=="\n"){++S.pos;ch="\n"}}else{++S.col}return ch}function forward(i){while(i-- >0)next()}function looking_at(str){return S.text.substr(S.pos,str.length)==str}function find_eol(){var text=S.text;for(var i=S.pos,n=S.text.length;i<n;++i){var ch=text[i];if(NEWLINE_CHARS(ch))return i}return-1}function find(what,signal_eof){var pos=S.text.indexOf(what,S.pos);if(signal_eof&&pos==-1)throw EX_EOF;return pos}function start_token(){S.tokline=S.line;S.tokcol=S.col;S.tokpos=S.pos}var prev_was_dot=false;function token(type,value,is_comment){S.regex_allowed=type=="operator"&&!UNARY_POSTFIX(value)||type=="keyword"&&KEYWORDS_BEFORE_EXPRESSION(value)||type=="punc"&&PUNC_BEFORE_EXPRESSION(value);if(type=="punc"&&value=="."){prev_was_dot=true}else if(!is_comment){prev_was_dot=false}var ret={type:type,value:value,line:S.tokline,col:S.tokcol,pos:S.tokpos,endline:S.line,endcol:S.col,endpos:S.pos,nlb:S.newline_before,file:filename};if(/^(?:num|string|regexp)$/i.test(type)){ret.raw=$TEXT.substring(ret.pos,ret.endpos)}if(!is_comment){ret.comments_before=S.comments_before;S.comments_before=[];for(var i=0,len=ret.comments_before.length;i<len;i++){ret.nlb=ret.nlb||ret.comments_before[i].nlb}}S.newline_before=false;return new AST_Token(ret)}function skip_whitespace(){while(WHITESPACE_CHARS(peek()))next()}function read_while(pred){var ret="",ch,i=0;while((ch=peek())&&pred(ch,i++))ret+=next();return ret}function parse_error(err){js_error(err,filename,S.tokline,S.tokcol,S.tokpos)}function read_num(prefix){var has_e=false,after_e=false,has_x=false,has_dot=prefix==".";var num=read_while(function(ch,i){var code=ch.charCodeAt(0);switch(code){case 120:case 88:return has_x?false:has_x=true;case 101:case 69:return has_x?true:has_e?false:has_e=after_e=true;case 45:return after_e||i==0&&!prefix;case 43:return after_e;case after_e=false,46:return!has_dot&&!has_x&&!has_e?has_dot=true:false}return is_alphanumeric_char(code)});if(prefix)num=prefix+num;if(RE_OCT_NUMBER.test(num)&&next_token.has_directive("use strict")){parse_error("Legacy octal literals are not allowed in strict mode")}var valid=parse_js_number(num);if(!isNaN(valid)){return token("num",valid)}else{parse_error("Invalid syntax: "+num)}}function read_escaped_char(in_string){var ch=next(true,in_string);switch(ch.charCodeAt(0)){case 110:return"\n";case 114:return"\r";case 116:return"\t";case 98:return"\b";case 118:return"\v";case 102:return"\f";case 120:return String.fromCharCode(hex_bytes(2));case 117:return String.fromCharCode(hex_bytes(4));case 10:return"";case 13:if(peek()=="\n"){next(true,in_string);return""}}if(ch>="0"&&ch<="7")return read_octal_escape_sequence(ch);return ch}function read_octal_escape_sequence(ch){var p=peek();if(p>="0"&&p<="7"){ch+=next(true);if(ch[0]<="3"&&(p=peek())>="0"&&p<="7")ch+=next(true)}if(ch==="0")return"\0";if(ch.length>0&&next_token.has_directive("use strict"))parse_error("Legacy octal escape sequences are not allowed in strict mode");return String.fromCharCode(parseInt(ch,8))}function hex_bytes(n){var num=0;for(;n>0;--n){var digit=parseInt(next(true),16);if(isNaN(digit))parse_error("Invalid hex-character pattern in string");num=num<<4|digit}return num}var read_string=with_eof_error("Unterminated string constant",function(quote_char){var quote=next(),ret="";for(;;){var ch=next(true,true);if(ch=="\\")ch=read_escaped_char(true);else if(NEWLINE_CHARS(ch))parse_error("Unterminated string constant");else if(ch==quote)break;ret+=ch}var tok=token("string",ret);tok.quote=quote_char;return tok});function skip_line_comment(type){var regex_allowed=S.regex_allowed;var i=find_eol(),ret;if(i==-1){ret=S.text.substr(S.pos);S.pos=S.text.length}else{ret=S.text.substring(S.pos,i);S.pos=i}S.col=S.tokcol+(S.pos-S.tokpos);S.comments_before.push(token(type,ret,true));S.regex_allowed=regex_allowed;return next_token}var skip_multiline_comment=with_eof_error("Unterminated multiline comment",function(){var regex_allowed=S.regex_allowed;var i=find("*/",true);var text=S.text.substring(S.pos,i).replace(/\r\n|\r|\u2028|\u2029/g,"\n");forward(text.length+2);S.comments_before.push(token("comment2",text,true));S.regex_allowed=regex_allowed;return next_token});function read_name(){var backslash=false,name="",ch,escaped=false,hex;while((ch=peek())!=null){if(!backslash){if(ch=="\\")escaped=backslash=true,next();else if(is_identifier_char(ch))name+=next();else break}else{if(ch!="u")parse_error("Expecting UnicodeEscapeSequence -- uXXXX");ch=read_escaped_char();if(!is_identifier_char(ch))parse_error("Unicode char: "+ch.charCodeAt(0)+" is not valid in identifier");name+=ch;backslash=false}}if(KEYWORDS(name)&&escaped){hex=name.charCodeAt(0).toString(16).toUpperCase();name="\\u"+"0000".substr(hex.length)+hex+name.slice(1)}return name}var read_regexp=with_eof_error("Unterminated regular expression",function(source){var prev_backslash=false,ch,in_class=false;while(ch=next(true))if(NEWLINE_CHARS(ch)){parse_error("Unexpected line terminator")}else if(prev_backslash){source+="\\"+ch;prev_backslash=false}else if(ch=="["){in_class=true;source+=ch}else if(ch=="]"&&in_class){in_class=false;source+=ch}else if(ch=="/"&&!in_class){break}else if(ch=="\\"){prev_backslash=true}else{source+=ch}var mods=read_name();try{var regexp=new RegExp(source,mods);regexp.raw_source=source;return token("regexp",regexp)}catch(e){parse_error(e.message)}});function read_operator(prefix){function grow(op){if(!peek())return op;var bigger=op+peek();if(OPERATORS(bigger)){next();return grow(bigger)}else{return op}}return token("operator",grow(prefix||next()))}function handle_slash(){next();switch(peek()){case"/":next();return skip_line_comment("comment1");case"*":next();return skip_multiline_comment()}return S.regex_allowed?read_regexp(""):read_operator("/")}function handle_dot(){next();return is_digit(peek().charCodeAt(0))?read_num("."):token("punc",".")}function read_word(){var word=read_name();if(prev_was_dot)return token("name",word);return KEYWORDS_ATOM(word)?token("atom",word):!KEYWORDS(word)?token("name",word):OPERATORS(word)?token("operator",word):token("keyword",word)}function with_eof_error(eof_error,cont){return function(x){try{return cont(x)}catch(ex){if(ex===EX_EOF)parse_error(eof_error);else throw ex}}}function next_token(force_regexp){if(force_regexp!=null)return read_regexp(force_regexp);if(shebang&&S.pos==0&&looking_at("#!")){start_token();forward(2);skip_line_comment("comment5")}for(;;){skip_whitespace();start_token();if(html5_comments){if(looking_at("\x3c!--")){forward(4);skip_line_comment("comment3");continue}if(looking_at("--\x3e")&&S.newline_before){forward(3);skip_line_comment("comment4");continue}}var ch=peek();if(!ch)return token("eof");var code=ch.charCodeAt(0);switch(code){case 34:case 39:return read_string(ch);case 46:return handle_dot();case 47:{var tok=handle_slash();if(tok===next_token)continue;return tok}}if(is_digit(code))return read_num();if(PUNC_CHARS(ch))return token("punc",next());if(OPERATOR_CHARS(ch))return read_operator();if(code==92||is_identifier_start(code))return read_word();break}parse_error("Unexpected character '"+ch+"'")}next_token.context=function(nc){if(nc)S=nc;return S};next_token.add_directive=function(directive){S.directive_stack[S.directive_stack.length-1].push(directive);if(S.directives[directive]===undefined){S.directives[directive]=1}else{S.directives[directive]++}};next_token.push_directives_stack=function(){S.directive_stack.push([])};next_token.pop_directives_stack=function(){var directives=S.directive_stack[S.directive_stack.length-1];for(var i=0;i<directives.length;i++){S.directives[directives[i]]--}S.directive_stack.pop()};next_token.has_directive=function(directive){return S.directives[directive]>0};return next_token}var UNARY_PREFIX=makePredicate(["typeof","void","delete","--","++","!","~","-","+"]);var UNARY_POSTFIX=makePredicate(["--","++"]);var ASSIGNMENT=makePredicate(["=","+=","-=","/=","*=","%=",">>=","<<=",">>>=","|=","^=","&="]);var PRECEDENCE=function(a,ret){for(var i=0;i<a.length;++i){var b=a[i];for(var j=0;j<b.length;++j){ret[b[j]]=i+1}}return ret}([["||"],["&&"],["|"],["^"],["&"],["==","===","!=","!=="],["<",">","<=",">=","in","instanceof"],[">>","<<",">>>"],["+","-"],["*","/","%"]],{});var ATOMIC_START_TOKEN=makePredicate(["atom","num","string","regexp","name"]);function parse($TEXT,options){options=defaults(options,{bare_returns:false,expression:false,filename:null,html5_comments:true,shebang:true,strict:false,toplevel:null},true);var S={input:typeof $TEXT=="string"?tokenizer($TEXT,options.filename,options.html5_comments,options.shebang):$TEXT,token:null,prev:null,peeked:null,in_function:0,in_directives:true,in_loop:0,labels:[]};S.token=next();function is(type,value){return is_token(S.token,type,value)}function peek(){return S.peeked||(S.peeked=S.input())}function next(){S.prev=S.token;if(S.peeked){S.token=S.peeked;S.peeked=null}else{S.token=S.input()}S.in_directives=S.in_directives&&(S.token.type=="string"||is("punc",";"));return S.token}function prev(){return S.prev}function croak(msg,line,col,pos){var ctx=S.input.context();js_error(msg,ctx.filename,line!=null?line:ctx.tokline,col!=null?col:ctx.tokcol,pos!=null?pos:ctx.tokpos)}function token_error(token,msg){croak(msg,token.line,token.col)}function unexpected(token){if(token==null)token=S.token;token_error(token,"Unexpected token: "+token.type+" ("+token.value+")")}function expect_token(type,val){if(is(type,val)){return next()}token_error(S.token,"Unexpected token "+S.token.type+" «"+S.token.value+"»"+", expected "+type+" «"+val+"»")}function expect(punc){return expect_token("punc",punc)}function can_insert_semicolon(){return!options.strict&&(S.token.nlb||is("eof")||is("punc","}"))}function semicolon(optional){if(is("punc",";"))next();else if(!optional&&!can_insert_semicolon())unexpected()}function parenthesised(){expect("(");var exp=expression(true);expect(")");return exp}function embed_tokens(parser){return function(){var start=S.token;var expr=parser();var end=prev();expr.start=start;expr.end=end;return expr}}function handle_regexp(){if(is("operator","/")||is("operator","/=")){S.peeked=null;S.token=S.input(S.token.value.substr(1))}}var statement=embed_tokens(function(){handle_regexp();switch(S.token.type){case"string":if(S.in_directives){var token=peek();if(S.token.raw.indexOf("\\")==-1&&(token.nlb||is_token(token,"eof")||is_token(token,"punc",";")||is_token(token,"punc","}"))){S.input.add_directive(S.token.value)}else{S.in_directives=false}}var dir=S.in_directives,stat=simple_statement();return dir?new AST_Directive(stat.body):stat;case"num":case"regexp":case"operator":case"atom":return simple_statement();case"name":return is_token(peek(),"punc",":")?labeled_statement():simple_statement();case"punc":switch(S.token.value){case"{":return new AST_BlockStatement({start:S.token,body:block_(),end:prev()});case"[":case"(":return simple_statement();case";":S.in_directives=false;next();return new AST_EmptyStatement;default:unexpected()}case"keyword":switch(S.token.value){case"break":next();return break_cont(AST_Break);case"continue":next();return break_cont(AST_Continue);case"debugger":next();semicolon();return new AST_Debugger;case"do":next();var body=in_loop(statement);expect_token("keyword","while");var condition=parenthesised();semicolon(true);return new AST_Do({body:body,condition:condition});case"while":next();return new AST_While({condition:parenthesised(),body:in_loop(statement)});case"for":next();return for_();case"function":next();return function_(AST_Defun);case"if":next();return if_();case"return":if(S.in_function==0&&!options.bare_returns)croak("'return' outside of function");next();var value=null;if(is("punc",";")){next()}else if(!can_insert_semicolon()){value=expression(true);semicolon()}return new AST_Return({value:value});case"switch":next();return new AST_Switch({expression:parenthesised(),body:in_loop(switch_body_)});case"throw":next();if(S.token.nlb)croak("Illegal newline after 'throw'");var value=expression(true);semicolon();return new AST_Throw({value:value});case"try":next();return try_();case"var":next();var node=var_();semicolon();return node;case"with":if(S.input.has_directive("use strict")){croak("Strict mode may not include a with statement")}next();return new AST_With({expression:parenthesised(),body:statement()})}}unexpected()});function labeled_statement(){var label=as_symbol(AST_Label);if(find_if(function(l){return l.name==label.name},S.labels)){croak("Label "+label.name+" defined twice")}expect(":");S.labels.push(label);var stat=statement();S.labels.pop();if(!(stat instanceof AST_IterationStatement)){label.references.forEach(function(ref){if(ref instanceof AST_Continue){ref=ref.label.start;croak("Continue label `"+label.name+"` refers to non-IterationStatement.",ref.line,ref.col,ref.pos)}})}return new AST_LabeledStatement({body:stat,label:label})}function simple_statement(tmp){return new AST_SimpleStatement({body:(tmp=expression(true),semicolon(),tmp)})}function break_cont(type){var label=null,ldef;if(!can_insert_semicolon()){label=as_symbol(AST_LabelRef,true)}if(label!=null){ldef=find_if(function(l){return l.name==label.name},S.labels);if(!ldef)croak("Undefined label "+label.name);label.thedef=ldef}else if(S.in_loop==0)croak(type.TYPE+" not inside a loop or switch");semicolon();var stat=new type({label:label});if(ldef)ldef.references.push(stat);return stat}function for_(){expect("(");var init=null;if(!is("punc",";")){init=is("keyword","var")?(next(),var_(true)):expression(true,true);if(is("operator","in")){if(init instanceof AST_Var){if(init.definitions.length>1)croak("Only one variable declaration allowed in for..in loop",init.start.line,init.start.col,init.start.pos)}else if(!is_assignable(init)){croak("Invalid left-hand side in for..in loop",init.start.line,init.start.col,init.start.pos)}next();return for_in(init)}}return regular_for(init)}function regular_for(init){expect(";");var test=is("punc",";")?null:expression(true);expect(";");var step=is("punc",")")?null:expression(true);expect(")");return new AST_For({init:init,condition:test,step:step,body:in_loop(statement)})}function for_in(init){var lhs=init instanceof AST_Var?init.definitions[0].name:null;var obj=expression(true);expect(")");return new AST_ForIn({init:init,name:lhs,object:obj,body:in_loop(statement)})}var function_=function(ctor){var in_statement=ctor===AST_Defun;var name=is("name")?as_symbol(in_statement?AST_SymbolDefun:AST_SymbolLambda):null;if(in_statement&&!name)unexpected();if(name&&ctor!==AST_Accessor&&!(name instanceof AST_SymbolDeclaration))unexpected(prev());expect("(");var argnames=[];for(var first=true;!is("punc",")");){if(first)first=false;else expect(",");argnames.push(as_symbol(AST_SymbolFunarg))}next();var loop=S.in_loop;var labels=S.labels;++S.in_function;S.in_directives=true;S.input.push_directives_stack();S.in_loop=0;S.labels=[];var body=block_();if(S.input.has_directive("use strict")){if(name)strict_verify_symbol(name);argnames.forEach(strict_verify_symbol)}S.input.pop_directives_stack();--S.in_function;S.in_loop=loop;S.labels=labels;return new ctor({name:name,argnames:argnames,body:body})};function if_(){var cond=parenthesised(),body=statement(),belse=null;if(is("keyword","else")){next();belse=statement()}return new AST_If({condition:cond,body:body,alternative:belse})}function block_(){expect("{");var a=[];while(!is("punc","}")){if(is("eof"))unexpected();a.push(statement())}next();return a}function switch_body_(){expect("{");var a=[],cur=null,branch=null,tmp;while(!is("punc","}")){if(is("eof"))unexpected();if(is("keyword","case")){if(branch)branch.end=prev();cur=[];branch=new AST_Case({start:(tmp=S.token,next(),tmp),expression:expression(true),body:cur});a.push(branch);expect(":")}else if(is("keyword","default")){if(branch)branch.end=prev();cur=[];branch=new AST_Default({start:(tmp=S.token,next(),expect(":"),tmp),body:cur});a.push(branch)}else{if(!cur)unexpected();cur.push(statement())}}if(branch)branch.end=prev();next();return a}function try_(){var body=block_(),bcatch=null,bfinally=null;if(is("keyword","catch")){var start=S.token;next();expect("(");var name=as_symbol(AST_SymbolCatch);expect(")");bcatch=new AST_Catch({start:start,argname:name,body:block_(),end:prev()})}if(is("keyword","finally")){var start=S.token;next();bfinally=new AST_Finally({start:start,body:block_(),end:prev()})}if(!bcatch&&!bfinally)croak("Missing catch/finally blocks");return new AST_Try({body:body,bcatch:bcatch,bfinally:bfinally})}function vardefs(no_in){var a=[];for(;;){a.push(new AST_VarDef({start:S.token,name:as_symbol(AST_SymbolVar),value:is("operator","=")?(next(),expression(false,no_in)):null,end:prev()}));if(!is("punc",","))break;next()}return a}var var_=function(no_in){return new AST_Var({start:prev(),definitions:vardefs(no_in),end:prev()})};var new_=function(allow_calls){var start=S.token;expect_token("operator","new");var newexp=expr_atom(false),args;if(is("punc","(")){next();args=expr_list(")")}else{args=[]}return subscripts(new AST_New({start:start,expression:newexp,args:args,end:prev()}),allow_calls)};function as_atom_node(){var tok=S.token,ret;switch(tok.type){case"name":ret=_make_symbol(AST_SymbolRef);break;case"num":ret=new AST_Number({start:tok,end:tok,value:tok.value});break;case"string":ret=new AST_String({start:tok,end:tok,value:tok.value,quote:tok.quote});break;case"regexp":ret=new AST_RegExp({start:tok,end:tok,value:tok.value});break;case"atom":switch(tok.value){case"false":ret=new AST_False({start:tok,end:tok});break;case"true":ret=new AST_True({start:tok,end:tok});break;case"null":ret=new AST_Null({start:tok,end:tok});break}break}next();return ret}var expr_atom=function(allow_calls){if(is("operator","new")){return new_(allow_calls)}var start=S.token;if(is("punc")){switch(start.value){case"(":next();var ex=expression(true);ex.start=start;ex.end=S.token;expect(")");return subscripts(ex,allow_calls);case"[":return subscripts(array_(),allow_calls);case"{":return subscripts(object_(),allow_calls)}unexpected()}if(is("keyword","function")){next();var func=function_(AST_Function);func.start=start;func.end=prev();return subscripts(func,allow_calls)}if(ATOMIC_START_TOKEN(S.token.type)){return subscripts(as_atom_node(),allow_calls)}unexpected()};function expr_list(closing,allow_trailing_comma,allow_empty){var first=true,a=[];while(!is("punc",closing)){if(first)first=false;else expect(",");if(allow_trailing_comma&&is("punc",closing))break;if(is("punc",",")&&allow_empty){a.push(new AST_Hole({start:S.token,end:S.token}))}else{a.push(expression(false))}}next();return a}var array_=embed_tokens(function(){expect("[");return new AST_Array({elements:expr_list("]",!options.strict,true)})});var create_accessor=embed_tokens(function(){return function_(AST_Accessor)});var object_=embed_tokens(function(){expect("{");var first=true,a=[];while(!is("punc","}")){if(first)first=false;else expect(",");if(!options.strict&&is("punc","}"))break;var start=S.token;var type=start.type;var name=as_property_name();if(type=="name"&&!is("punc",":")){var key=new AST_SymbolAccessor({start:S.token,name:as_property_name(),end:prev()});if(name=="get"){a.push(new AST_ObjectGetter({start:start,key:key,value:create_accessor(),end:prev()}));continue}if(name=="set"){a.push(new AST_ObjectSetter({start:start,key:key,value:create_accessor(),end:prev()}));continue}}expect(":");a.push(new AST_ObjectKeyVal({start:start,quote:start.quote,key:name,value:expression(false),end:prev()}))}next();return new AST_Object({properties:a})});function as_property_name(){var tmp=S.token;switch(tmp.type){case"operator":if(!KEYWORDS(tmp.value))unexpected();case"num":case"string":case"name":case"keyword":case"atom":next();return tmp.value;default:unexpected()}}function as_name(){var tmp=S.token;if(tmp.type!="name")unexpected();next();return tmp.value}function _make_symbol(type){var name=S.token.value;return new(name=="this"?AST_This:type)({name:String(name),start:S.token,end:S.token})}function strict_verify_symbol(sym){if(sym.name=="arguments"||sym.name=="eval")croak("Unexpected "+sym.name+" in strict mode",sym.start.line,sym.start.col,sym.start.pos)}function as_symbol(type,noerror){if(!is("name")){if(!noerror)croak("Name expected");return null}var sym=_make_symbol(type);if(S.input.has_directive("use strict")&&sym instanceof AST_SymbolDeclaration){strict_verify_symbol(sym)}next();return sym}var subscripts=function(expr,allow_calls){var start=expr.start;if(is("punc",".")){next();return subscripts(new AST_Dot({start:start,expression:expr,property:as_name(),end:prev()}),allow_calls)}if(is("punc","[")){next();var prop=expression(true);expect("]");return subscripts(new AST_Sub({start:start,expression:expr,property:prop,end:prev()}),allow_calls)}if(allow_calls&&is("punc","(")){next();return subscripts(new AST_Call({start:start,expression:expr,args:expr_list(")"),end:prev()}),true)}return expr};var maybe_unary=function(allow_calls){var start=S.token;if(is("operator")&&UNARY_PREFIX(start.value)){next();handle_regexp();var ex=make_unary(AST_UnaryPrefix,start,maybe_unary(allow_calls));ex.start=start;ex.end=prev();return ex}var val=expr_atom(allow_calls);while(is("operator")&&UNARY_POSTFIX(S.token.value)&&!S.token.nlb){val=make_unary(AST_UnaryPostfix,S.token,val);val.start=start;val.end=S.token;next()}return val};function make_unary(ctor,token,expr){var op=token.value;switch(op){case"++":case"--":if(!is_assignable(expr))croak("Invalid use of "+op+" operator",token.line,token.col,token.pos);break;case"delete":if(expr instanceof AST_SymbolRef&&S.input.has_directive("use strict"))croak("Calling delete on expression not allowed in strict 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RegExp("[\\u005F\\u203F\\u2040\\u2054\\uFE33\\uFE34\\uFE4D-\\uFE4F\\uFF3F]")};function is_letter(code){return code>=97&&code<=122||code>=65&&code<=90||code>=170&&UNICODE.letter.test(String.fromCharCode(code))}function is_surrogate_pair_head(code){if(typeof code=="string")code=code.charCodeAt(0);return code>=55296&&code<=56319}function is_surrogate_pair_tail(code){if(typeof code=="string")code=code.charCodeAt(0);return code>=56320&&code<=57343}function is_digit(code){return code>=48&&code<=57}function is_alphanumeric_char(code){return is_digit(code)||is_letter(code)}function is_unicode_digit(code){return UNICODE.digit.test(String.fromCharCode(code))}function is_unicode_combining_mark(ch){return UNICODE.non_spacing_mark.test(ch)||UNICODE.space_combining_mark.test(ch)}function is_unicode_connector_punctuation(ch){return UNICODE.connector_punctuation.test(ch)}function is_identifier(name){return!RESERVED_WORDS(name)&&/^[a-z_$][a-z0-9_$]*$/i.test(name)}function is_identifier_start(code){return code==36||code==95||is_letter(code)}function is_identifier_char(ch){var code=ch.charCodeAt(0);return is_identifier_start(code)||is_digit(code)||code==8204||code==8205||is_unicode_combining_mark(ch)||is_unicode_connector_punctuation(ch)||is_unicode_digit(code)}function is_identifier_string(str){return/^[a-z_$][a-z0-9_$]*$/i.test(str)}function parse_js_number(num){if(RE_HEX_NUMBER.test(num)){return parseInt(num.substr(2),16)}else if(RE_OCT_NUMBER.test(num)){return parseInt(num.substr(1),8)}else{var val=parseFloat(num);if(val==num)return val}}function JS_Parse_Error(message,filename,line,col,pos){this.message=message;this.filename=filename;this.line=line;this.col=col;this.pos=pos}JS_Parse_Error.prototype=Object.create(Error.prototype);JS_Parse_Error.prototype.constructor=JS_Parse_Error;JS_Parse_Error.prototype.name="SyntaxError";configure_error_stack(JS_Parse_Error);function js_error(message,filename,line,col,pos){throw new JS_Parse_Error(message,filename,line,col,pos)}function is_token(token,type,val){return token.type==type&&(val==null||token.value==val)}var EX_EOF={};function tokenizer($TEXT,filename,html5_comments,shebang){var S={text:$TEXT,filename:filename,pos:0,tokpos:0,line:1,tokline:0,col:0,tokcol:0,newline_before:false,regex_allowed:false,comments_before:[],directives:{},directive_stack:[]};function peek(){return S.text.charAt(S.pos)}function next(signal_eof,in_string){var ch=S.text.charAt(S.pos++);if(signal_eof&&!ch)throw EX_EOF;if(NEWLINE_CHARS(ch)){S.newline_before=S.newline_before||!in_string;++S.line;S.col=0;if(!in_string&&ch=="\r"&&peek()=="\n"){++S.pos;ch="\n"}}else{++S.col}return ch}function forward(i){while(i-- >0)next()}function looking_at(str){return S.text.substr(S.pos,str.length)==str}function find_eol(){var text=S.text;for(var i=S.pos,n=S.text.length;i<n;++i){var ch=text[i];if(NEWLINE_CHARS(ch))return i}return-1}function find(what,signal_eof){var pos=S.text.indexOf(what,S.pos);if(signal_eof&&pos==-1)throw EX_EOF;return pos}function start_token(){S.tokline=S.line;S.tokcol=S.col;S.tokpos=S.pos}var prev_was_dot=false;function token(type,value,is_comment){S.regex_allowed=type=="operator"&&!UNARY_POSTFIX(value)||type=="keyword"&&KEYWORDS_BEFORE_EXPRESSION(value)||type=="punc"&&PUNC_BEFORE_EXPRESSION(value);if(type=="punc"&&value=="."){prev_was_dot=true}else if(!is_comment){prev_was_dot=false}var ret={type:type,value:value,line:S.tokline,col:S.tokcol,pos:S.tokpos,endline:S.line,endcol:S.col,endpos:S.pos,nlb:S.newline_before,file:filename};if(/^(?:num|string|regexp)$/i.test(type)){ret.raw=$TEXT.substring(ret.pos,ret.endpos)}if(!is_comment){ret.comments_before=S.comments_before;ret.comments_after=S.comments_before=[]}S.newline_before=false;return new AST_Token(ret)}function skip_whitespace(){while(WHITESPACE_CHARS(peek()))next()}function read_while(pred){var ret="",ch,i=0;while((ch=peek())&&pred(ch,i++))ret+=next();return ret}function parse_error(err){js_error(err,filename,S.tokline,S.tokcol,S.tokpos)}function read_num(prefix){var has_e=false,after_e=false,has_x=false,has_dot=prefix==".";var num=read_while(function(ch,i){var code=ch.charCodeAt(0);switch(code){case 120:case 88:return has_x?false:has_x=true;case 101:case 69:return has_x?true:has_e?false:has_e=after_e=true;case 45:return after_e||i==0&&!prefix;case 43:return after_e;case after_e=false,46:return!has_dot&&!has_x&&!has_e?has_dot=true:false}return is_alphanumeric_char(code)});if(prefix)num=prefix+num;if(RE_OCT_NUMBER.test(num)&&next_token.has_directive("use strict")){parse_error("Legacy octal literals are not allowed in strict mode")}var valid=parse_js_number(num);if(!isNaN(valid)){return token("num",valid)}else{parse_error("Invalid syntax: "+num)}}function read_escaped_char(in_string){var ch=next(true,in_string);switch(ch.charCodeAt(0)){case 110:return"\n";case 114:return"\r";case 116:return"\t";case 98:return"\b";case 118:return"\v";case 102:return"\f";case 120:return String.fromCharCode(hex_bytes(2));case 117:return String.fromCharCode(hex_bytes(4));case 10:return"";case 13:if(peek()=="\n"){next(true,in_string);return""}}if(ch>="0"&&ch<="7")return read_octal_escape_sequence(ch);return ch}function read_octal_escape_sequence(ch){var p=peek();if(p>="0"&&p<="7"){ch+=next(true);if(ch[0]<="3"&&(p=peek())>="0"&&p<="7")ch+=next(true)}if(ch==="0")return"\0";if(ch.length>0&&next_token.has_directive("use strict"))parse_error("Legacy octal escape sequences are not allowed in strict mode");return String.fromCharCode(parseInt(ch,8))}function hex_bytes(n){var num=0;for(;n>0;--n){var digit=parseInt(next(true),16);if(isNaN(digit))parse_error("Invalid hex-character pattern in string");num=num<<4|digit}return num}var read_string=with_eof_error("Unterminated string constant",function(quote_char){var quote=next(),ret="";for(;;){var ch=next(true,true);if(ch=="\\")ch=read_escaped_char(true);else if(NEWLINE_CHARS(ch))parse_error("Unterminated string constant");else if(ch==quote)break;ret+=ch}var tok=token("string",ret);tok.quote=quote_char;return tok});function skip_line_comment(type){var regex_allowed=S.regex_allowed;var i=find_eol(),ret;if(i==-1){ret=S.text.substr(S.pos);S.pos=S.text.length}else{ret=S.text.substring(S.pos,i);S.pos=i}S.col=S.tokcol+(S.pos-S.tokpos);S.comments_before.push(token(type,ret,true));S.regex_allowed=regex_allowed;return next_token}var skip_multiline_comment=with_eof_error("Unterminated multiline comment",function(){var regex_allowed=S.regex_allowed;var i=find("*/",true);var text=S.text.substring(S.pos,i).replace(/\r\n|\r|\u2028|\u2029/g,"\n");forward(text.length+2);S.comments_before.push(token("comment2",text,true));S.regex_allowed=regex_allowed;return next_token});function read_name(){var backslash=false,name="",ch,escaped=false,hex;while((ch=peek())!=null){if(!backslash){if(ch=="\\")escaped=backslash=true,next();else if(is_identifier_char(ch))name+=next();else break}else{if(ch!="u")parse_error("Expecting UnicodeEscapeSequence -- uXXXX");ch=read_escaped_char();if(!is_identifier_char(ch))parse_error("Unicode char: "+ch.charCodeAt(0)+" is not valid in identifier");name+=ch;backslash=false}}if(KEYWORDS(name)&&escaped){hex=name.charCodeAt(0).toString(16).toUpperCase();name="\\u"+"0000".substr(hex.length)+hex+name.slice(1)}return name}var read_regexp=with_eof_error("Unterminated regular expression",function(source){var prev_backslash=false,ch,in_class=false;while(ch=next(true))if(NEWLINE_CHARS(ch)){parse_error("Unexpected line terminator")}else if(prev_backslash){source+="\\"+ch;prev_backslash=false}else if(ch=="["){in_class=true;source+=ch}else if(ch=="]"&&in_class){in_class=false;source+=ch}else if(ch=="/"&&!in_class){break}else if(ch=="\\"){prev_backslash=true}else{source+=ch}var mods=read_name();try{var regexp=new RegExp(source,mods);regexp.raw_source=source;return token("regexp",regexp)}catch(e){parse_error(e.message)}});function read_operator(prefix){function grow(op){if(!peek())return op;var bigger=op+peek();if(OPERATORS(bigger)){next();return grow(bigger)}else{return op}}return token("operator",grow(prefix||next()))}function handle_slash(){next();switch(peek()){case"/":next();return skip_line_comment("comment1");case"*":next();return skip_multiline_comment()}return S.regex_allowed?read_regexp(""):read_operator("/")}function handle_dot(){next();return is_digit(peek().charCodeAt(0))?read_num("."):token("punc",".")}function read_word(){var word=read_name();if(prev_was_dot)return token("name",word);return KEYWORDS_ATOM(word)?token("atom",word):!KEYWORDS(word)?token("name",word):OPERATORS(word)?token("operator",word):token("keyword",word)}function with_eof_error(eof_error,cont){return function(x){try{return cont(x)}catch(ex){if(ex===EX_EOF)parse_error(eof_error);else throw ex}}}function next_token(force_regexp){if(force_regexp!=null)return read_regexp(force_regexp);if(shebang&&S.pos==0&&looking_at("#!")){start_token();forward(2);skip_line_comment("comment5")}for(;;){skip_whitespace();start_token();if(html5_comments){if(looking_at("\x3c!--")){forward(4);skip_line_comment("comment3");continue}if(looking_at("--\x3e")&&S.newline_before){forward(3);skip_line_comment("comment4");continue}}var ch=peek();if(!ch)return token("eof");var code=ch.charCodeAt(0);switch(code){case 34:case 39:return read_string(ch);case 46:return handle_dot();case 47:{var tok=handle_slash();if(tok===next_token)continue;return tok}}if(is_digit(code))return read_num();if(PUNC_CHARS(ch))return token("punc",next());if(OPERATOR_CHARS(ch))return read_operator();if(code==92||is_identifier_start(code))return read_word();break}parse_error("Unexpected character '"+ch+"'")}next_token.context=function(nc){if(nc)S=nc;return S};next_token.add_directive=function(directive){S.directive_stack[S.directive_stack.length-1].push(directive);if(S.directives[directive]===undefined){S.directives[directive]=1}else{S.directives[directive]++}};next_token.push_directives_stack=function(){S.directive_stack.push([])};next_token.pop_directives_stack=function(){var directives=S.directive_stack[S.directive_stack.length-1];for(var i=0;i<directives.length;i++){S.directives[directives[i]]--}S.directive_stack.pop()};next_token.has_directive=function(directive){return S.directives[directive]>0};return next_token}var UNARY_PREFIX=makePredicate(["typeof","void","delete","--","++","!","~","-","+"]);var UNARY_POSTFIX=makePredicate(["--","++"]);var ASSIGNMENT=makePredicate(["=","+=","-=","/=","*=","%=",">>=","<<=",">>>=","|=","^=","&="]);var PRECEDENCE=function(a,ret){for(var i=0;i<a.length;++i){var b=a[i];for(var j=0;j<b.length;++j){ret[b[j]]=i+1}}return ret}([["||"],["&&"],["|"],["^"],["&"],["==","===","!=","!=="],["<",">","<=",">=","in","instanceof"],[">>","<<",">>>"],["+","-"],["*","/","%"]],{});var ATOMIC_START_TOKEN=makePredicate(["atom","num","string","regexp","name"]);function parse($TEXT,options){options=defaults(options,{bare_returns:false,expression:false,filename:null,html5_comments:true,shebang:true,strict:false,toplevel:null},true);var S={input:typeof $TEXT=="string"?tokenizer($TEXT,options.filename,options.html5_comments,options.shebang):$TEXT,token:null,prev:null,peeked:null,in_function:0,in_directives:true,in_loop:0,labels:[]};S.token=next();function is(type,value){return is_token(S.token,type,value)}function peek(){return S.peeked||(S.peeked=S.input())}function next(){S.prev=S.token;if(S.peeked){S.token=S.peeked;S.peeked=null}else{S.token=S.input()}S.in_directives=S.in_directives&&(S.token.type=="string"||is("punc",";"));return S.token}function prev(){return S.prev}function croak(msg,line,col,pos){var ctx=S.input.context();js_error(msg,ctx.filename,line!=null?line:ctx.tokline,col!=null?col:ctx.tokcol,pos!=null?pos:ctx.tokpos)}function token_error(token,msg){croak(msg,token.line,token.col)}function unexpected(token){if(token==null)token=S.token;token_error(token,"Unexpected token: "+token.type+" ("+token.value+")")}function expect_token(type,val){if(is(type,val)){return next()}token_error(S.token,"Unexpected token "+S.token.type+" «"+S.token.value+"»"+", expected "+type+" «"+val+"»")}function expect(punc){return expect_token("punc",punc)}function has_newline_before(token){return token.nlb||!all(token.comments_before,function(comment){return!comment.nlb})}function can_insert_semicolon(){return!options.strict&&(is("eof")||is("punc","}")||has_newline_before(S.token))}function semicolon(optional){if(is("punc",";"))next();else if(!optional&&!can_insert_semicolon())unexpected()}function parenthesised(){expect("(");var exp=expression(true);expect(")");return exp}function embed_tokens(parser){return function(){var start=S.token;var expr=parser();var end=prev();expr.start=start;expr.end=end;return expr}}function handle_regexp(){if(is("operator","/")||is("operator","/=")){S.peeked=null;S.token=S.input(S.token.value.substr(1))}}var statement=embed_tokens(function(){handle_regexp();switch(S.token.type){case"string":if(S.in_directives){var token=peek();if(S.token.raw.indexOf("\\")==-1&&(is_token(token,"punc",";")||is_token(token,"punc","}")||has_newline_before(token)||is_token(token,"eof"))){S.input.add_directive(S.token.value)}else{S.in_directives=false}}var dir=S.in_directives,stat=simple_statement();return dir?new AST_Directive(stat.body):stat;case"num":case"regexp":case"operator":case"atom":return simple_statement();case"name":return is_token(peek(),"punc",":")?labeled_statement():simple_statement();case"punc":switch(S.token.value){case"{":return new AST_BlockStatement({start:S.token,body:block_(),end:prev()});case"[":case"(":return simple_statement();case";":S.in_directives=false;next();return new AST_EmptyStatement;default:unexpected()}case"keyword":switch(S.token.value){case"break":next();return break_cont(AST_Break);case"continue":next();return break_cont(AST_Continue);case"debugger":next();semicolon();return new AST_Debugger;case"do":next();var body=in_loop(statement);expect_token("keyword","while");var condition=parenthesised();semicolon(true);return new AST_Do({body:body,condition:condition});case"while":next();return new AST_While({condition:parenthesised(),body:in_loop(statement)});case"for":next();return for_();case"function":next();return function_(AST_Defun);case"if":next();return if_();case"return":if(S.in_function==0&&!options.bare_returns)croak("'return' outside of function");next();var value=null;if(is("punc",";")){next()}else if(!can_insert_semicolon()){value=expression(true);semicolon()}return new AST_Return({value:value});case"switch":next();return new AST_Switch({expression:parenthesised(),body:in_loop(switch_body_)});case"throw":next();if(has_newline_before(S.token))croak("Illegal newline after 'throw'");var value=expression(true);semicolon();return new AST_Throw({value:value});case"try":next();return try_();case"var":next();var node=var_();semicolon();return node;case"with":if(S.input.has_directive("use strict")){croak("Strict mode may not include a with statement")}next();return new AST_With({expression:parenthesised(),body:statement()})}}unexpected()});function labeled_statement(){var label=as_symbol(AST_Label);if(find_if(function(l){return l.name==label.name},S.labels)){croak("Label "+label.name+" defined twice")}expect(":");S.labels.push(label);var stat=statement();S.labels.pop();if(!(stat instanceof AST_IterationStatement)){label.references.forEach(function(ref){if(ref instanceof AST_Continue){ref=ref.label.start;croak("Continue label `"+label.name+"` refers to non-IterationStatement.",ref.line,ref.col,ref.pos)}})}return new AST_LabeledStatement({body:stat,label:label})}function simple_statement(tmp){return new AST_SimpleStatement({body:(tmp=expression(true),semicolon(),tmp)})}function break_cont(type){var label=null,ldef;if(!can_insert_semicolon()){label=as_symbol(AST_LabelRef,true)}if(label!=null){ldef=find_if(function(l){return l.name==label.name},S.labels);if(!ldef)croak("Undefined label "+label.name);label.thedef=ldef}else if(S.in_loop==0)croak(type.TYPE+" not inside a loop or switch");semicolon();var stat=new type({label:label});if(ldef)ldef.references.push(stat);return stat}function for_(){expect("(");var init=null;if(!is("punc",";")){init=is("keyword","var")?(next(),var_(true)):expression(true,true);if(is("operator","in")){if(init instanceof AST_Var){if(init.definitions.length>1)croak("Only one variable declaration allowed in for..in loop",init.start.line,init.start.col,init.start.pos)}else if(!is_assignable(init)){croak("Invalid left-hand side in for..in loop",init.start.line,init.start.col,init.start.pos)}next();return for_in(init)}}return regular_for(init)}function regular_for(init){expect(";");var test=is("punc",";")?null:expression(true);expect(";");var step=is("punc",")")?null:expression(true);expect(")");return new AST_For({init:init,condition:test,step:step,body:in_loop(statement)})}function for_in(init){var lhs=init instanceof AST_Var?init.definitions[0].name:null;var obj=expression(true);expect(")");return new AST_ForIn({init:init,name:lhs,object:obj,body:in_loop(statement)})}var function_=function(ctor){var in_statement=ctor===AST_Defun;var name=is("name")?as_symbol(in_statement?AST_SymbolDefun:AST_SymbolLambda):null;if(in_statement&&!name)unexpected();if(name&&ctor!==AST_Accessor&&!(name instanceof AST_SymbolDeclaration))unexpected(prev());expect("(");var argnames=[];for(var first=true;!is("punc",")");){if(first)first=false;else expect(",");argnames.push(as_symbol(AST_SymbolFunarg))}next();var loop=S.in_loop;var labels=S.labels;++S.in_function;S.in_directives=true;S.input.push_directives_stack();S.in_loop=0;S.labels=[];var body=block_();if(S.input.has_directive("use strict")){if(name)strict_verify_symbol(name);argnames.forEach(strict_verify_symbol)}S.input.pop_directives_stack();--S.in_function;S.in_loop=loop;S.labels=labels;return new ctor({name:name,argnames:argnames,body:body})};function if_(){var cond=parenthesised(),body=statement(),belse=null;if(is("keyword","else")){next();belse=statement()}return new AST_If({condition:cond,body:body,alternative:belse})}function block_(){expect("{");var a=[];while(!is("punc","}")){if(is("eof"))unexpected();a.push(statement())}next();return a}function switch_body_(){expect("{");var a=[],cur=null,branch=null,tmp;while(!is("punc","}")){if(is("eof"))unexpected();if(is("keyword","case")){if(branch)branch.end=prev();cur=[];branch=new AST_Case({start:(tmp=S.token,next(),tmp),expression:expression(true),body:cur});a.push(branch);expect(":")}else if(is("keyword","default")){if(branch)branch.end=prev();cur=[];branch=new AST_Default({start:(tmp=S.token,next(),expect(":"),tmp),body:cur});a.push(branch)}else{if(!cur)unexpected();cur.push(statement())}}if(branch)branch.end=prev();next();return a}function try_(){var body=block_(),bcatch=null,bfinally=null;if(is("keyword","catch")){var start=S.token;next();expect("(");var name=as_symbol(AST_SymbolCatch);expect(")");bcatch=new AST_Catch({start:start,argname:name,body:block_(),end:prev()})}if(is("keyword","finally")){var start=S.token;next();bfinally=new AST_Finally({start:start,body:block_(),end:prev()})}if(!bcatch&&!bfinally)croak("Missing catch/finally blocks");return new AST_Try({body:body,bcatch:bcatch,bfinally:bfinally})}function vardefs(no_in){var a=[];for(;;){a.push(new AST_VarDef({start:S.token,name:as_symbol(AST_SymbolVar),value:is("operator","=")?(next(),expression(false,no_in)):null,end:prev()}));if(!is("punc",","))break;next()}return a}var var_=function(no_in){return new AST_Var({start:prev(),definitions:vardefs(no_in),end:prev()})};var new_=function(allow_calls){var start=S.token;expect_token("operator","new");var newexp=expr_atom(false),args;if(is("punc","(")){next();args=expr_list(")")}else{args=[]}return subscripts(new AST_New({start:start,expression:newexp,args:args,end:prev()}),allow_calls)};function as_atom_node(){var tok=S.token,ret;switch(tok.type){case"name":ret=_make_symbol(AST_SymbolRef);break;case"num":ret=new AST_Number({start:tok,end:tok,value:tok.value});break;case"string":ret=new AST_String({start:tok,end:tok,value:tok.value,quote:tok.quote});break;case"regexp":ret=new AST_RegExp({start:tok,end:tok,value:tok.value});break;case"atom":switch(tok.value){case"false":ret=new AST_False({start:tok,end:tok});break;case"true":ret=new AST_True({start:tok,end:tok});break;case"null":ret=new AST_Null({start:tok,end:tok});break}break}next();return ret}var expr_atom=function(allow_calls){if(is("operator","new")){return new_(allow_calls)}var start=S.token;if(is("punc")){switch(start.value){case"(":next();var ex=expression(true);var len=start.comments_before.length;[].unshift.apply(ex.start.comments_before,start.comments_before);start.comments_before=ex.start.comments_before;start.comments_before_length=len;if(len==0&&start.comments_before.length>0){var comment=start.comments_before[0];if(!comment.nlb){comment.nlb=start.nlb;start.nlb=false}}start.comments_after=ex.start.comments_after;ex.start=start;expect(")");var end=prev();end.comments_before=ex.end.comments_before;[].push.apply(ex.end.comments_after,end.comments_after);end.comments_after=ex.end.comments_after;ex.end=end;if(ex instanceof AST_Call)mark_pure(ex);return subscripts(ex,allow_calls);case"[":return subscripts(array_(),allow_calls);case"{":return subscripts(object_(),allow_calls)}unexpected()}if(is("keyword","function")){next();var func=function_(AST_Function);func.start=start;func.end=prev();return subscripts(func,allow_calls)}if(ATOMIC_START_TOKEN(S.token.type)){return subscripts(as_atom_node(),allow_calls)}unexpected()};function expr_list(closing,allow_trailing_comma,allow_empty){var first=true,a=[];while(!is("punc",closing)){if(first)first=false;else expect(",");if(allow_trailing_comma&&is("punc",closing))break;if(is("punc",",")&&allow_empty){a.push(new AST_Hole({start:S.token,end:S.token}))}else{a.push(expression(false))}}next();return a}var array_=embed_tokens(function(){expect("[");return new AST_Array({elements:expr_list("]",!options.strict,true)})});var create_accessor=embed_tokens(function(){return function_(AST_Accessor)});var object_=embed_tokens(function(){expect("{");var first=true,a=[];while(!is("punc","}")){if(first)first=false;else expect(",");if(!options.strict&&is("punc","}"))break;var start=S.token;var type=start.type;var name=as_property_name();if(type=="name"&&!is("punc",":")){var key=new AST_SymbolAccessor({start:S.token,name:as_property_name(),end:prev()});if(name=="get"){a.push(new AST_ObjectGetter({start:start,key:key,value:create_accessor(),end:prev()}));continue}if(name=="set"){a.push(new AST_ObjectSetter({start:start,key:key,value:create_accessor(),end:prev()}));continue}}expect(":");a.push(new AST_ObjectKeyVal({start:start,quote:start.quote,key:name,value:expression(false),end:prev()}))}next();return new AST_Object({properties:a})});function as_property_name(){var tmp=S.token;switch(tmp.type){case"operator":if(!KEYWORDS(tmp.value))unexpected();case"num":case"string":case"name":case"keyword":case"atom":next();return tmp.value;default:unexpected()}}function as_name(){var tmp=S.token;if(tmp.type!="name")unexpected();next();return tmp.value}function _make_symbol(type){var name=S.token.value;return new(name=="this"?AST_This:type)({name:String(name),start:S.token,end:S.token})}function strict_verify_symbol(sym){if(sym.name=="arguments"||sym.name=="eval")croak("Unexpected "+sym.name+" in strict mode",sym.start.line,sym.start.col,sym.start.pos)}function as_symbol(type,noerror){if(!is("name")){if(!noerror)croak("Name expected");return null}var sym=_make_symbol(type);if(S.input.has_directive("use strict")&&sym instanceof AST_SymbolDeclaration){strict_verify_symbol(sym)}next();return sym}function mark_pure(call){var start=call.start;var comments=start.comments_before;var i=HOP(start,"comments_before_length")?start.comments_before_length:comments.length;while(--i>=0){var comment=comments[i];if(/[(a)#]__PURE__/.test(comment.value)){call.pure=comment;break}}}var subscripts=function(expr,allow_calls){var start=expr.start;if(is("punc",".")){next();return subscripts(new AST_Dot({start:start,expression:expr,property:as_name(),end:prev()}),allow_calls)}if(is("punc","[")){next();var prop=expression(true);expect("]");return subscripts(new AST_Sub({start:start,expression:expr,property:prop,end:prev()}),allow_calls)}if(allow_calls&&is("punc","(")){next();var call=new AST_Call({start:start,expression:expr,args:expr_list(")"),end:prev()});mark_pure(call);return subscripts(call,true)}return expr};var maybe_unary=function(allow_calls){var start=S.token;if(is("operator")&&UNARY_PREFIX(start.value)){next();handle_regexp();var ex=make_unary(AST_UnaryPrefix,start,maybe_unary(allow_calls));ex.start=start;ex.end=prev();return ex}var val=expr_atom(allow_calls);while(is("operator")&&UNARY_POSTFIX(S.token.value)&&!has_newline_before(S.token)){val=make_unary(AST_UnaryPostfix,S.token,val);val.start=start;val.end=S.token;next()}return val};function make_unary(ctor,token,expr){var op=token.value;switch(op){case"++":case"--":if(!is_assignable(expr))croak("Invalid use of "+op+" operator",token.line,token.col,token.pos);break;case"delete":if(expr instanceof AST_SymbolRef&&S.input.has_directive("use strict"))croak("Calling delete on expression not allowed in strict mode",expr.start.line,expr.start.col,expr.start.pos);break}return new ctor({operator:op,expression:expr})}var expr_op=function(left,min_prec,no_in){var op=is("operator")?S.token.value:null;if(op=="in"&&no_in)op=null;var prec=op!=null?PRECEDENCE[op]:null;if(prec!=null&&prec>min_prec){next();var right=expr_op(maybe_unary(true),prec,no_in);return expr_op(new AST_Binary({start:left.start,left:left,operator:op,right:right,end:right.end}),min_prec,no_in)}return left};function expr_ops(no_in){return expr_op(maybe_unary(true),0,no_in)}var maybe_conditional=function(no_in){var start=S.token;var expr=expr_ops(no_in);if(is("operator","?")){next();var yes=expression(false);expect(":");return new AST_Conditional({start:start,condition:expr,consequent:yes,alternative:expression(false,no_in),end:prev()})}return expr};function is_assignable(expr){return expr instanceof AST_PropAccess||expr instanceof AST_SymbolRef}var maybe_assign=function(no_in){var start=S.token;var left=maybe_conditional(no_in),val=S.token.value;if(is("operator")&&ASSIGNMENT(val)){if(is_assignable(left)){next();return new AST_Assign({start:start,left:left,operator:val,right:maybe_assign(no_in),end:prev()})}croak("Invalid assignment")}return left};var expression=function(commas,no_in){var start=S.token;var exprs=[];while(true){exprs.push(maybe_assign(no_in));if(!commas||!is("punc",","))break;next();commas=true}return exprs.length==1?exprs[0]:new AST_Sequence({start:start,expressions:exprs,end:peek()})};function in_loop(cont){++S.in_loop;var ret=cont();--S.in_loop;return ret}if(options.expression){return expression(true)}return function(){var start=S.token;var body=[];S.input.push_directives_stack();while(!is("eof"))body.push(statement());S.input.pop_directives_stack();var end=prev();var toplevel=options.toplevel;if(toplevel){toplevel.body=toplevel.body.concat(body);toplevel.end=end}else{toplevel=new AST_Toplevel({start:start,body:body,end:end})}return toplevel}()} +/*********************************************************************** A JavaScript tokenizer / parser / beautifier / compressor. https://github.com/mishoo/UglifyJS2 @@ -167,7 +171,8 @@ SUCH DAMAGE. ***********************************************************************/ -"use strict";function TreeTransformer(before,after){TreeWalker.call(this);this.before=before;this.after=after}TreeTransformer.prototype=new TreeWalker;(function(undefined){function _(node,descend){node.DEFMETHOD("transform",function(tw,in_list){var x,y;tw.push(this);if(tw.before)x=tw.before(this,descend,in_list);if(x===undefined){if(!tw.after){x=this;descend(x,tw)}else{tw.stack[tw.stack.length-1]=x=this;descend(x,tw);y=tw.after(x,in_list);if(y!==undefined)x=y}}tw.pop();return x})}function do_list(list,tw){return MAP(list,function(node){return node.transform(tw,true)})}_(AST_Node,noop);_(AST_LabeledStatement,function(self,tw){self.label=self.label.transform(tw);self.body=self.body.transform(tw)});_(AST_SimpleStatement,function(self,tw){self.body=self.body.transform(tw)});_(AST_Block,function(self,tw){self.body=do_list(self.body,tw)});_(AST_DWLoop,function(self,tw){self.condition=self.condition.transform(tw);self.body=self.body.transform(tw)});_(AST_For,function(self,tw){if(self.init)self.init=self.init.transform(tw);if(self.condition)self.condition=self.condition.transform(tw);if(self.step)self.step=self.step.transform(tw);self.body=self.body.transform(tw)});_(AST_ForIn,function(self,tw){self.init=self.init.transform(tw);self.object=self.object.transform(tw);self.body=self.body.transform(tw)});_(AST_With,function(self,tw){self.expression=self.expression.transform(tw);self.body=self.body.transform(tw)});_(AST_Exit,function(self,tw){if(self.value)self.value=self.value.transform(tw)});_(AST_LoopControl,function(self,tw){if(self.label)self.label=self.label.transform(tw)});_(AST_If,function(self,tw){self.condition=self.condition.transform(tw);self.body=self.body.transform(tw);if(self.alternative)self.alternative=self.alternative.transform(tw)});_(AST_Switch,function(self,tw){self.expression=self.expression.transform(tw);self.body=do_list(self.body,tw)});_(AST_Case,function(self,tw){self.expression=self.expression.transform(tw);self.body=do_list(self.body,tw)});_(AST_Try,function(self,tw){self.body=do_list(self.body,tw);if(self.bcatch)self.bcatch=self.bcatch.transform(tw);if(self.bfinally)self.bfinally=self.bfinally.transform(tw)});_(AST_Catch,function(self,tw){self.argname=self.argname.transform(tw);self.body=do_list(self.body,tw)});_(AST_Definitions,function(self,tw){self.definitions=do_list(self.definitions,tw)});_(AST_VarDef,function(self,tw){self.name=self.name.transform(tw);if(self.value)self.value=self.value.transform(tw)});_(AST_Lambda,function(self,tw){if(self.name)self.name=self.name.transform(tw);self.argnames=do_list(self.argnames,tw);self.body=do_list(self.body,tw)});_(AST_Call,function(self,tw){self.expression=self.expression.transform(tw);self.args=do_list(self.args,tw)});_(AST_Sequence,function(self,tw){self.expressions=do_list(self.expressions,tw)});_(AST_Dot,function(self,tw){self.expression=self.expression.transform(tw)});_(AST_Sub,function(self,tw){self.expression=self.expression.transform(tw);self.property=self.property.transform(tw)});_(AST_Unary,function(self,tw){self.expression=self.expression.transform(tw)});_(AST_Binary,function(self,tw){self.left=self.left.transform(tw);self.right=self.right.transform(tw)});_(AST_Conditional,function(self,tw){self.condition=self.condition.transform(tw);self.consequent=self.consequent.transform(tw);self.alternative=self.alternative.transform(tw)});_(AST_Array,function(self,tw){self.elements=do_list(self.elements,tw)});_(AST_Object,function(self,tw){self.properties=do_list(self.properties,tw)});_(AST_ObjectProperty,function(self,tw){self.value=self.value.transform(tw)})})();/*********************************************************************** +"use strict";function TreeTransformer(before,after){TreeWalker.call(this);this.before=before;this.after=after}TreeTransformer.prototype=new TreeWalker;(function(undefined){function _(node,descend){node.DEFMETHOD("transform",function(tw,in_list){var x,y;tw.push(this);if(tw.before)x=tw.before(this,descend,in_list);if(x===undefined){x=this;descend(x,tw);if(tw.after){y=tw.after(x,in_list);if(y!==undefined)x=y}}tw.pop();return x})}function do_list(list,tw){return MAP(list,function(node){return node.transform(tw,true)})}_(AST_Node,noop);_(AST_LabeledStatement,function(self,tw){self.label=self.label.transform(tw);self.body=self.body.transform(tw)});_(AST_SimpleStatement,function(self,tw){self.body=self.body.transform(tw)});_(AST_Block,function(self,tw){self.body=do_list(self.body,tw)});_(AST_DWLoop,function(self,tw){self.condition=self.condition.transform(tw);self.body=self.body.transform(tw)});_(AST_For,function(self,tw){if(self.init)self.init=self.init.transform(tw);if(self.condition)self.condition=self.condition.transform(tw);if(self.step)self.step=self.step.transform(tw);self.body=self.body.transform(tw)});_(AST_ForIn,function(self,tw){self.init=self.init.transform(tw);self.object=self.object.transform(tw);self.body=self.body.transform(tw)});_(AST_With,function(self,tw){self.expression=self.expression.transform(tw);self.body=self.body.transform(tw)});_(AST_Exit,function(self,tw){if(self.value)self.value=self.value.transform(tw)});_(AST_LoopControl,function(self,tw){if(self.label)self.label=self.label.transform(tw)});_(AST_If,function(self,tw){self.condition=self.condition.transform(tw);self.body=self.body.transform(tw);if(self.alternative)self.alternative=self.alternative.transform(tw)});_(AST_Switch,function(self,tw){self.expression=self.expression.transform(tw);self.body=do_list(self.body,tw)});_(AST_Case,function(self,tw){self.expression=self.expression.transform(tw);self.body=do_list(self.body,tw)});_(AST_Try,function(self,tw){self.body=do_list(self.body,tw);if(self.bcatch)self.bcatch=self.bcatch.transform(tw);if(self.bfinally)self.bfinally=self.bfinally.transform(tw)});_(AST_Catch,function(self,tw){self.argname=self.argname.transform(tw);self.body=do_list(self.body,tw)});_(AST_Definitions,function(self,tw){self.definitions=do_list(self.definitions,tw)});_(AST_VarDef,function(self,tw){self.name=self.name.transform(tw);if(self.value)self.value=self.value.transform(tw)});_(AST_Lambda,function(self,tw){if(self.name)self.name=self.name.transform(tw);self.argnames=do_list(self.argnames,tw);self.body=do_list(self.body,tw)});_(AST_Call,function(self,tw){self.expression=self.expression.transform(tw);self.args=do_list(self.args,tw)});_(AST_Sequence,function(self,tw){self.expressions=do_list(self.expressions,tw)});_(AST_Dot,function(self,tw){self.expression=self.expression.transform(tw)});_(AST_Sub,function(self,tw){self.expression=self.expression.transform(tw);self.property=self.property.transform(tw)});_(AST_Unary,function(self,tw){self.expression=self.expression.transform(tw)});_(AST_Binary,function(self,tw){self.left=self.left.transform(tw);self.right=self.right.transform(tw)});_(AST_Conditional,function(self,tw){self.condition=self.condition.transform(tw);self.consequent=self.consequent.transform(tw);self.alternative=self.alternative.transform(tw)});_(AST_Array,function(self,tw){self.elements=do_list(self.elements,tw)});_(AST_Object,function(self,tw){self.properties=do_list(self.properties,tw)});_(AST_ObjectProperty,function(self,tw){self.value=self.value.transform(tw)})})(); +/*********************************************************************** A JavaScript tokenizer / parser / beautifier / compressor. https://github.com/mishoo/UglifyJS2 @@ -209,7 +214,8 @@ SUCH DAMAGE. ***********************************************************************/ -"use strict";function SymbolDef(scope,orig){this.name=orig.name;this.orig=[orig];this.eliminated=0;this.scope=scope;this.references=[];this.replaced=0;this.global=false;this.mangled_name=null;this.undeclared=false;this.id=SymbolDef.next_id++}SymbolDef.next_id=1;SymbolDef.prototype={unmangleable:function(options){if(!options)options={};return this.global&&!options.toplevel||this.undeclared||!options.eval&&(this.scope.uses_eval||this.scope.uses_with)||options.keep_fnames&&(this.orig[0]instanceof AST_SymbolLambda||this.orig[0]instanceof AST_SymbolDefun)},mangle:function(options){var cache=options.cache&&options.cache.props;if(this.global&&cache&&cache.has(this.name)){this.mangled_name=cache.get(this.name)}else if(!this.mangled_name&&!this.unmangleable(options)){var s=this.scope;var sym=this.orig[0];if(options.ie8&&sym instanceof AST_SymbolLambda)s=s.parent_scope;var def;if(def=this.redefined()){this.mangled_name=def.mangled_name||def.name}else this.mangled_name=s.next_mangled(options,this);if(this.global&&cache){cache.set(this.name,this.mangled_name)}}},redefined:function(){return this.defun&&this.defun.variables.get(this.name)}};AST_Toplevel.DEFMETHOD("figure_out_scope",function(options){options=defaults(options,{cache:null,ie8:false});var self=this;var scope=self.parent_scope=null;var labels=new Dictionary;var defun=null;var tw=new TreeWalker(function(node,descend){if(node instanceof AST_Catch){var save_scope=scope;scope=new AST_Scope(node);scope.init_scope_vars(save_scope);descend();scope=save_scope;return true}if(node instanceof AST_Scope){node.init_scope_vars(scope);var save_scope=scope;var save_defun=defun;var save_labels=labels;defun=scope=node;labels=new Dictionary;descend();scope=save_scope;defun=save_defun;labels=save_labels;return true}if(node instanceof AST_LabeledStatement){var l=node.label;if(labels.has(l.name)){throw new Error(string_template("Label {name} defined twice",l))}labels.set(l.name,l);descend();labels.del(l.name);return true}if(node instanceof AST_With){for(var s=scope;s;s=s.parent_scope)s.uses_with=true;return}if(node instanceof AST_Symbol){node.scope=scope}if(node instanceof AST_Label){node.thedef=node;node.references=[]}if(node instanceof AST_SymbolLambda){defun.def_function(node)}else if(node instanceof AST_SymbolDefun){(node.scope=defun.parent_scope).def_function(node)}else if(node instanceof AST_SymbolVar){defun.def_variable(node);if(defun!==scope){node.mark_enclosed(options);var def=scope.find_variable(node);if(node.thedef!==def){node.thedef=def;node.reference(options)}}}else if(node instanceof AST_SymbolCatch){scope.def_variable(node).defun=defun}else if(node instanceof AST_LabelRef){var sym=labels.get(node.name);if(!sym)throw new Error(string_template("Undefined label {name} [{line},{col}]",{name:node.name,line:node.start.line,col:node.start.col}));node.thedef=sym}});self.walk(tw);self.globals=new Dictionary;var tw=new TreeWalker(function(node,descend){if(node instanceof AST_LoopControl&&node.label){node.label.thedef.references.push(node);return true}if(node instanceof AST_SymbolRef){var name=node.name;if(name=="eval"&&tw.parent()instanceof AST_Call){for(var s=node.scope;s&&!s.uses_eval;s=s.parent_scope){s.uses_eval=true}}var sym=node.scope.find_variable(name);if(!sym){sym=self.def_global(node)}else if(sym.scope instanceof AST_Lambda&&name=="arguments"){sym.scope.uses_arguments=true}node.thedef=sym;node.reference(options);return true}var def;if(node instanceof AST_SymbolCatch&&(def=node.definition().redefined())){var s=node.scope;while(s){push_uniq(s.enclosed,def);if(s===def.scope)break;s=s.parent_scope}}});self.walk(tw);if(options.ie8){self.walk(new TreeWalker(function(node,descend){if(node instanceof AST_SymbolCatch){var name=node.name;var refs=node.thedef.references;var scope=node.thedef.defun;var def=scope.find_variable(name)||self.globals.get(name)||scope.def_variable(node);refs.forEach(function(ref){ref.thedef=def;ref.reference(options)});node.thedef=def;node.reference(options);return true}}))}if(options.cache){this.cname=options.cache.cname}});AST_Toplevel.DEFMETHOD("def_global",function(node){var globals=this.globals,name=node.name;if(globals.has(name)){return globals.get(name)}else{var g=new SymbolDef(this,node);g.undeclared=true;g.global=true;globals.set(name,g);return g}});AST_Scope.DEFMETHOD("init_scope_vars",function(parent_scope){this.variables=new Dictionary;this.functions=new Dictionary;this.uses_with=false;this.uses_eval=false;this.parent_scope=parent_scope;this.enclosed=[];this.cname=-1});AST_Lambda.DEFMETHOD("init_scope_vars",function(){AST_Scope.prototype.init_scope_vars.apply(this,arguments);this.uses_arguments=false;this.def_variable(new AST_SymbolFunarg({name:"arguments",start:this.start,end:this.end}))});AST_Symbol.DEFMETHOD("mark_enclosed",function(options){var def=this.definition();var s=this.scope;while(s){push_uniq(s.enclosed,def);if(options.keep_fnames){s.functions.each(function(d){push_uniq(def.scope.enclosed,d)})}if(s===def.scope)break;s=s.parent_scope}});AST_Symbol.DEFMETHOD("reference",function(options){this.definition().references.push(this);this.mark_enclosed(options)});AST_Scope.DEFMETHOD("find_variable",function(name){if(name instanceof AST_Symbol)name=name.name;return this.variables.get(name)||this.parent_scope&&this.parent_scope.find_variable(name)});AST_Scope.DEFMETHOD("def_function",function(symbol){this.functions.set(symbol.name,this.def_variable(symbol))});AST_Scope.DEFMETHOD("def_variable",function(symbol){var def;if(!this.variables.has(symbol.name)){def=new SymbolDef(this,symbol);this.variables.set(symbol.name,def);def.global=!this.parent_scope}else{def=this.variables.get(symbol.name);def.orig.push(symbol)}return symbol.thedef=def});AST_Scope.DEFMETHOD("next_mangled",function(options){var ext=this.enclosed;out:while(true){var m=base54(++this.cname);if(!is_identifier(m))continue;if(member(m,options.reserved))continue;for(var i=ext.length;--i>=0;){var sym=ext[i];var name=sym.mangled_name||sym.unmangleable(options)&&sym.name;if(m==name)continue out}return m}});AST_Function.DEFMETHOD("next_mangled",function(options,def){var tricky_def=def.orig[0]instanceof AST_SymbolFunarg&&this.name&&this.name.definition();var tricky_name=tricky_def?tricky_def.mangled_name||tricky_def.name:null;while(true){var name=AST_Lambda.prototype.next_mangled.call(this,options,def);if(!tricky_name||tricky_name!=name)return name}});AST_Symbol.DEFMETHOD("unmangleable",function(options){var def=this.definition();return!def||def.unmangleable(options)});AST_Label.DEFMETHOD("unmangleable",return_false);AST_Symbol.DEFMETHOD("unreferenced",function(){return this.definition().references.length==0&&!(this.scope.uses_eval||this.scope.uses_with)});AST_Symbol.DEFMETHOD("definition",function(){return this.thedef});AST_Symbol.DEFMETHOD("global",function(){return this.definition().global});AST_Toplevel.DEFMETHOD("_default_mangler_options",function(options){options=defaults(options,{eval:false,ie8:false,keep_fnames:false,reserved:[],toplevel:false});if(!Array.isArray(options.reserved))options.reserved=[];push_uniq(options.reserved,"arguments");return options});AST_Toplevel.DEFMETHOD("mangle_names",function(options){options=this._default_mangler_options(options);var lname=-1;var to_mangle=[];if(options.cache){this.globals.each(collect)}var tw=new TreeWalker(function(node,descend){if(node instanceof AST_LabeledStatement){var save_nesting=lname;descend();lname=save_nesting;return true}if(node instanceof AST_Scope){node.variables.each(collect);return}if(node instanceof AST_Label){var name;do{name=base54(++lname)}while(!is_identifier(name));node.mangled_name=name;return true}if(!options.ie8&&node instanceof AST_SymbolCatch){to_mangle.push(node.definition());return}});this.walk(tw);to_mangle.forEach(function(def){def.mangle(options)});if(options.cache){options.cache.cname=this.cname}function collect(symbol){if(!member(symbol.name,options.reserved)){to_mangle.push(symbol)}}});AST_Toplevel.DEFMETHOD("find_unique_prefix",function(options){var letters="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ$_";var cache=options.cache&&options.cache.props;var prefixes=Object.create(null);options.reserved.forEach(add_prefix);this.globals.each(add_def);this.walk(new TreeWalker(function(node){if(node instanceof AST_Scope)node.variables.each(add_def);if(node instanceof AST_SymbolCatch)add_def(node.definition())}));var prefix,i=0;do{prefix=create_name(i++)}while(prefixes[prefix]);return prefix;function add_prefix(name){if(/[0-9]$/.test(name)){prefixes[name.replace(/[0-9]+$/,"")]=true}}function add_def(def){var name=def.name;if(def.global&&cache&&cache.has(name))name=cache.get(name);else if(!def.unmangleable(options))return;add_prefix(name)}function create_name(num){var name="";do{name+=letters[num%letters.length];num=Math.floor(num/letters.length)}while(num);return name}});AST_Toplevel.DEFMETHOD("expand_names",function(options){options=this._default_mangler_options(options);var prefix=this.find_unique_prefix(options);this.globals.each(rename);this.walk(new TreeWalker(function(node){if(node instanceof AST_Scope)node.variables.each(rename);if(node instanceof AST_SymbolCatch)rename(node.definition())}));function rename(def){if(def.global||def.unmangleable(options))return;if(member(def.name,options.reserved))return;var d=def.redefined();def.name=d?d.name:prefix+def.id;def.orig.forEach(function(sym){sym.name=def.name});def.references.forEach(function(sym){sym.name=def.name})}});AST_Node.DEFMETHOD("tail_node",return_this);AST_Sequence.DEFMETHOD("tail_node",function(){return this.expressions[this.expressions.length-1]});AST_Toplevel.DEFMETHOD("compute_char_frequency",function(options){options=this._default_mangler_options(options);try{AST_Node.prototype.print=function(stream,force_parens){this._print(stream,force_parens);if(this instanceof AST_Symbol&&!this.unmangleable(options)){base54.consider(this.name,-1)}else if(options.properties){if(this instanceof AST_Dot){base54.consider(this.property,-1)}else if(this instanceof AST_Sub){skip_string(this.property)}}};base54.consider(this.print_to_string(),1)}finally{AST_Node.prototype.print=AST_Node.prototype._print}base54.sort();function skip_string(node){if(node instanceof AST_String){base54.consider(node.value,-1)}else if(node instanceof AST_Conditional){skip_string(node.consequent);skip_string(node.alternative)}else if(node instanceof AST_Sequence){skip_string(node.tail_node())}}});var base54=function(){var leading="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ$_".split("");var digits="0123456789".split("");var chars,frequency;function reset(){frequency=Object.create(null);leading.forEach(function(ch){frequency[ch]=0});digits.forEach(function(ch){frequency[ch]=0})}base54.consider=function(str,delta){for(var i=str.length;--i>=0;){frequency[str[i]]+=delta}};function compare(a,b){return frequency[b]-frequency[a]}base54.sort=function(){chars=mergeSort(leading,compare).concat(mergeSort(digits,compare))};base54.reset=reset;reset();function base54(num){var ret="",base=54;num++;do{num--;ret+=chars[num%base];num=Math.floor(num/base);base=64}while(num>0);return ret}return base54}();/*********************************************************************** +"use strict";function SymbolDef(scope,orig){this.name=orig.name;this.orig=[orig];this.eliminated=0;this.scope=scope;this.references=[];this.replaced=0;this.global=false;this.mangled_name=null;this.undeclared=false;this.id=SymbolDef.next_id++}SymbolDef.next_id=1;SymbolDef.prototype={unmangleable:function(options){if(!options)options={};return this.global&&!options.toplevel||this.undeclared||!options.eval&&(this.scope.uses_eval||this.scope.uses_with)||options.keep_fnames&&(this.orig[0]instanceof AST_SymbolLambda||this.orig[0]instanceof AST_SymbolDefun)},mangle:function(options){var cache=options.cache&&options.cache.props;if(this.global&&cache&&cache.has(this.name)){this.mangled_name=cache.get(this.name)}else if(!this.mangled_name&&!this.unmangleable(options)){var s=this.scope;var sym=this.orig[0];if(options.ie8&&sym instanceof AST_SymbolLambda)s=s.parent_scope;var def;if(def=this.redefined()){this.mangled_name=def.mangled_name||def.name}else this.mangled_name=s.next_mangled(options,this);if(this.global&&cache){cache.set(this.name,this.mangled_name)}}},redefined:function(){return this.defun&&this.defun.variables.get(this.name)}};AST_Toplevel.DEFMETHOD("figure_out_scope",function(options){options=defaults(options,{cache:null,ie8:false});var self=this;var scope=self.parent_scope=null;var labels=new Dictionary;var defun=null;var tw=new TreeWalker(function(node,descend){if(node instanceof AST_Catch){var save_scope=scope;scope=new AST_Scope(node);scope.init_scope_vars(save_scope);descend();scope=save_scope;return true}if(node instanceof AST_Scope){node.init_scope_vars(scope);var save_scope=scope;var save_defun=defun;var save_labels=labels;defun=scope=node;labels=new Dictionary;descend();scope=save_scope;defun=save_defun;labels=save_labels;return true}if(node instanceof AST_LabeledStatement){var l=node.label;if(labels.has(l.name)){throw new Error(string_template("Label {name} defined twice",l))}labels.set(l.name,l);descend();labels.del(l.name);return true}if(node instanceof AST_With){for(var s=scope;s;s=s.parent_scope)s.uses_with=true;return}if(node instanceof AST_Symbol){node.scope=scope}if(node instanceof AST_Label){node.thedef=node;node.references=[]}if(node instanceof AST_SymbolLambda){defun.def_function(node)}else if(node instanceof AST_SymbolDefun){(node.scope=defun.parent_scope).def_function(node)}else if(node instanceof AST_SymbolVar){defun.def_variable(node);if(defun!==scope){node.mark_enclosed(options);var def=scope.find_variable(node);if(node.thedef!==def){node.thedef=def;node.reference(options)}}}else if(node instanceof AST_SymbolCatch){scope.def_variable(node).defun=defun}else if(node instanceof AST_LabelRef){var sym=labels.get(node.name);if(!sym)throw new Error(string_template("Undefined label {name} [{line},{col}]",{name:node.name,line:node.start.line,col:node.start.col}));node.thedef=sym}});self.walk(tw);self.globals=new Dictionary;var tw=new TreeWalker(function(node,descend){if(node instanceof AST_LoopControl&&node.label){node.label.thedef.references.push(node);return true}if(node instanceof AST_SymbolRef){var name=node.name;if(name=="eval"&&tw.parent()instanceof AST_Call){for(var s=node.scope;s&&!s.uses_eval;s=s.parent_scope){s.uses_eval=true}}var sym=node.scope.find_variable(name);if(!sym){sym=self.def_global(node)}else if(sym.scope instanceof AST_Lambda&&name=="arguments"){sym.scope.uses_arguments=true}node.thedef=sym;node.reference(options);return true}var def;if(node instanceof AST_SymbolCatch&&(def=node.definition().redefined())){var s=node.scope;while(s){push_uniq(s.enclosed,def);if(s===def.scope)break;s=s.parent_scope}}});self.walk(tw);if(options.ie8){self.walk(new TreeWalker(function(node,descend){if(node instanceof AST_SymbolCatch){var name=node.name;var refs=node.thedef.references;var scope=node.thedef.defun;var def=scope.find_variable(name)||self.globals.get(name)||scope.def_variable(node);refs.forEach(function(ref){ref.thedef=def;ref.reference(options)});node.thedef=def;node.reference(options);return true}}))}if(options.cache){this.cname=options.cache.cname}});AST_Toplevel.DEFMETHOD("def_global",function(node){var globals=this.globals,name=node.name;if(globals.has(name)){return globals.get(name)}else{var g=new SymbolDef(this,node);g.undeclared=true;g.global=true;globals.set(name,g);return g}});AST_Scope.DEFMETHOD("init_scope_vars",function(parent_scope){this.variables=new Dictionary;this.functions=new Dictionary;this.uses_with=false;this.uses_eval=false;this.parent_scope=parent_scope;this.enclosed=[];this.cname=-1});AST_Lambda.DEFMETHOD("init_scope_vars",function(){AST_Scope.prototype.init_scope_vars.apply(this,arguments);this.uses_arguments=false;this.def_variable(new AST_SymbolFunarg({name:"arguments",start:this.start,end:this.end}))});AST_Symbol.DEFMETHOD("mark_enclosed",function(options){var def=this.definition();var s=this.scope;while(s){push_uniq(s.enclosed,def);if(options.keep_fnames){s.functions.each(function(d){push_uniq(def.scope.enclosed,d)})}if(s===def.scope)break;s=s.parent_scope}});AST_Symbol.DEFMETHOD("reference",function(options){this.definition().references.push(this);this.mark_enclosed(options)});AST_Scope.DEFMETHOD("find_variable",function(name){if(name instanceof AST_Symbol)name=name.name;return this.variables.get(name)||this.parent_scope&&this.parent_scope.find_variable(name)});AST_Scope.DEFMETHOD("def_function",function(symbol){var def=this.def_variable(symbol);this.functions.set(symbol.name,def);return def});AST_Scope.DEFMETHOD("def_variable",function(symbol){var def;if(!this.variables.has(symbol.name)){def=new SymbolDef(this,symbol);this.variables.set(symbol.name,def);def.global=!this.parent_scope}else{def=this.variables.get(symbol.name);def.orig.push(symbol)}return symbol.thedef=def});AST_Scope.DEFMETHOD("next_mangled",function(options){var ext=this.enclosed;out:while(true){var m=base54(++this.cname);if(!is_identifier(m))continue;if(member(m,options.reserved))continue;for(var i=ext.length;--i>=0;){var sym=ext[i];var name=sym.mangled_name||sym.unmangleable(options)&&sym.name;if(m==name)continue out}return m}});AST_Function.DEFMETHOD("next_mangled",function(options,def){var tricky_def=def.orig[0]instanceof AST_SymbolFunarg&&this.name&&this.name.definition();var tricky_name=tricky_def?tricky_def.mangled_name||tricky_def.name:null;while(true){var name=AST_Lambda.prototype.next_mangled.call(this,options,def);if(!tricky_name||tricky_name!=name)return name}});AST_Symbol.DEFMETHOD("unmangleable",function(options){var def=this.definition();return!def||def.unmangleable(options)});AST_Label.DEFMETHOD("unmangleable",return_false);AST_Symbol.DEFMETHOD("unreferenced",function(){return this.definition().references.length==0&&!(this.scope.uses_eval||this.scope.uses_with)});AST_Symbol.DEFMETHOD("definition",function(){return this.thedef});AST_Symbol.DEFMETHOD("global",function(){return this.definition().global});AST_Toplevel.DEFMETHOD("_default_mangler_options",function(options){options=defaults(options,{eval:false,ie8:false,keep_fnames:false,reserved:[],toplevel:false});if(!Array.isArray(options.reserved))options.reserved=[];push_uniq(options.reserved,"arguments");return options});AST_Toplevel.DEFMETHOD("mangle_names",function(options){options=this._default_mangler_options(options);var lname=-1;var to_mangle=[];if(options.cache){this.globals.each(collect)}var tw=new TreeWalker(function(node,descend){if(node instanceof AST_LabeledStatement){var save_nesting=lname;descend();lname=save_nesting;return true}if(node instanceof AST_Scope){node.variables.each(collect);return}if(node instanceof AST_Label){var name;do{name=base54(++lname)}while(!is_identifier(name));node.mangled_name=name;return true}if(!options.ie8&&node instanceof AST_SymbolCatch){to_mangle.push(node.definition());return}});this.walk(tw);to_mangle.forEach(function(def){def.mangle(options)});if(options.cache){options.cache.cname=this.cname}function collect(symbol){if(!member(symbol.name,options.reserved)){to_mangle.push(symbol)}}});AST_Toplevel.DEFMETHOD("find_unique_prefix",function(options){var letters="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ$_";var cache=options.cache&&options.cache.props;var prefixes=Object.create(null);options.reserved.forEach(add_prefix);this.globals.each(add_def);this.walk(new TreeWalker(function(node){if(node instanceof AST_Scope)node.variables.each(add_def);if(node instanceof AST_SymbolCatch)add_def(node.definition())}));var prefix,i=0;do{prefix=create_name(i++)}while(prefixes[prefix]);return prefix;function add_prefix(name){if(/[0-9]$/.test(name)){prefixes[name.replace(/[0-9]+$/,"")]=true}}function add_def(def){var name=def.name;if(def.global&&cache&&cache.has(name))name=cache.get(name);else if(!def.unmangleable(options))return;add_prefix(name)}function create_name(num){var name="";do{name+=letters[num%letters.length];num=Math.floor(num/letters.length)}while(num);return name}});AST_Toplevel.DEFMETHOD("expand_names",function(options){options=this._default_mangler_options(options);var prefix=this.find_unique_prefix(options);this.globals.each(rename);this.walk(new TreeWalker(function(node){if(node instanceof AST_Scope)node.variables.each(rename);if(node instanceof AST_SymbolCatch)rename(node.definition())}));function rename(def){if(def.global||def.unmangleable(options))return;if(member(def.name,options.reserved))return;var d=def.redefined();def.name=d?d.name:prefix+def.id;def.orig.forEach(function(sym){sym.name=def.name});def.references.forEach(function(sym){sym.name=def.name})}});AST_Node.DEFMETHOD("tail_node",return_this);AST_Sequence.DEFMETHOD("tail_node",function(){return this.expressions[this.expressions.length-1]});AST_Toplevel.DEFMETHOD("compute_char_frequency",function(options){options=this._default_mangler_options(options);try{AST_Node.prototype.print=function(stream,force_parens){this._print(stream,force_parens);if(this instanceof AST_Symbol&&!this.unmangleable(options)){base54.consider(this.name,-1)}else if(options.properties){if(this instanceof AST_Dot){base54.consider(this.property,-1)}else if(this instanceof AST_Sub){skip_string(this.property)}}};base54.consider(this.print_to_string(),1)}finally{AST_Node.prototype.print=AST_Node.prototype._print}base54.sort();function skip_string(node){if(node instanceof AST_String){base54.consider(node.value,-1)}else if(node instanceof AST_Conditional){skip_string(node.consequent);skip_string(node.alternative)}else if(node instanceof AST_Sequence){skip_string(node.tail_node())}}});var base54=function(){var leading="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ$_".split("");var digits="0123456789".split("");var chars,frequency;function reset(){frequency=Object.create(null);leading.forEach(function(ch){frequency[ch]=0});digits.forEach(function(ch){frequency[ch]=0})}base54.consider=function(str,delta){for(var i=str.length;--i>=0;){frequency[str[i]]+=delta}};function compare(a,b){return frequency[b]-frequency[a]}base54.sort=function(){chars=mergeSort(leading,compare).concat(mergeSort(digits,compare))};base54.reset=reset;reset();function base54(num){var ret="",base=54;num++;do{num--;ret+=chars[num%base];num=Math.floor(num/base);base=64}while(num>0);return ret}return base54}(); +/*********************************************************************** A JavaScript tokenizer / parser / beautifier / compressor. https://github.com/mishoo/UglifyJS2 @@ -251,7 +257,8 @@ SUCH DAMAGE. ***********************************************************************/ -"use strict";var EXPECT_DIRECTIVE=/^$|[;{][\s\n]*$/;function is_some_comments(comment){return comment.type=="comment2"&&/@preserve|@license|@cc_on/i.test(comment.value)}function OutputStream(options){options=defaults(options,{ascii_only:false,beautify:false,bracketize:false,comments:false,ie8:false,indent_level:4,indent_start:0,inline_script:true,keep_quoted_props:false,max_line_len:false,preamble:null,preserve_line:false,quote_keys:false,quote_style:0,semicolons:true,shebang:true,source_map:null,webkit:false,width:80,wrap_iife:false},true);var comment_filter=return_false;if(options.comments){var comments=options.comments;if(typeof options.comments==="string"&&/^\/.*\/[a-zA-Z]*$/.test(options.comments)){var regex_pos=options.comments.lastIndexOf("/");comments=new RegExp(options.comments.substr(1,regex_pos-1),options.comments.substr(regex_pos+1))}if(comments instanceof RegExp){comment_filter=function(comment){return comment.type!="comment5"&&comments.test(comment.value)}}else if(typeof comments==="function"){comment_filter=function(comment){return comment.type!="comment5"&&comments(this,comment)}}else if(comments==="some"){comment_filter=is_some_comments}else{comment_filter=return_true}}var indentation=0;var current_col=0;var current_line=1;var current_pos=0;var OUTPUT="";var to_utf8=options.ascii_only?function(str,identifier){return str.replace(/[\u0000-\u001f\u007f-\uffff]/g,function(ch){var code=ch.charCodeAt(0).toString(16);if(code.length<=2&&!identifier){while(code.length<2)code="0"+code;return"\\x"+code}else{while(code.length<4)code="0"+code;return"\\u"+code}})}:function(str){return str.replace(/[\ud800-\udbff](?![\udc00-\udfff])/g,function(ch){return"\\u"+ch.charCodeAt(0).toString(16)}).replace(/(^|[^\ud800-\udbff])([\udc00-\udfff])/g,function(match,prefix,ch){return prefix+"\\u"+ch.charCodeAt(0).toString(16)})};function make_string(str,quote){var dq=0,sq=0;str=str.replace(/[\\\b\f\n\r\v\t\x22\x27\u2028\u2029\0\ufeff]/g,function(s,i){switch(s){case'"':++dq;return'"';case"'":++sq;return"'";case"\\":return"\\\\";case"\n":return"\\n";case"\r":return"\\r";case"\t":return"\\t";case"\b":return"\\b";case"\f":return"\\f";case"\v":return options.ie8?"\\x0B":"\\v";case"\u2028":return"\\u2028";case"\u2029":return"\\u2029";case"\ufeff":return"\\ufeff";case"\0":return/[0-9]/.test(str.charAt(i+1))?"\\x00":"\\0"}return s});function quote_single(){return"'"+str.replace(/\x27/g,"\\'")+"'"}function quote_double(){return'"'+str.replace(/\x22/g,'\\"')+'"'}str=to_utf8(str);switch(options.quote_style){case 1:return quote_single();case 2:return quote_double();case 3:return quote=="'"?quote_single():quote_double();default:return dq>sq?quote_single():quote_double()}}function encode_string(str,quote){var ret=make_string(str,quote);if(options.inline_script){ret=ret.replace(/<\x2fscript([>\/\t\n\f\r ])/gi,"<\\/script$1");ret=ret.replace(/\x3c!--/g,"\\x3c!--");ret=ret.replace(/--\x3e/g,"--\\x3e")}return ret}function make_name(name){name=name.toString();name=to_utf8(name,true);return name}function make_indent(back){return repeat_string(" ",options.indent_start+indentation-back*options.indent_level)}var might_need_space=false;var might_need_semicolon=false;var might_add_newline=0;var last="";var mapping_token,mapping_name,mappings=options.source_map&&[];var do_add_mapping=mappings?function(){mappings.forEach(function(mapping){try{options.source_map.add(mapping.token.file,mapping.line,mapping.col,mapping.token.line,mapping.token.col,!mapping.name&&mapping.token.type=="name"?mapping.token.value:mapping.name)}catch(ex){AST_Node.warn("Couldn't figure out mapping for {file}:{line},{col} → {cline},{ccol} [{name}]",{file:mapping.token.file,line:mapping.token.line,col:mapping.token.col,cline:mapping.line,ccol:mapping.col,name:mapping.name||""})}});mappings=[]}:noop;var ensure_line_len=options.max_line_len?function(){if(current_col>options.max_line_len){if(might_add_newline){var left=OUTPUT.slice(0,might_add_newline);var right=OUTPUT.slice(might_add_newline);if(mappings){var delta=right.length-current_col;mappings.forEach(function(mapping){mapping.line++;mapping.col+=delta})}OUTPUT=left+"\n"+right;current_line++;current_pos++;current_col=right.length}if(current_col>options.max_line_len){AST_Node.warn("Output exceeds {max_line_len} characters",options)}}if(might_add_newline){might_add_newline=0;do_add_mapping()}}:noop;var requireSemicolonChars=makePredicate("( [ + * / - , .");function print(str){str=String(str);var ch=str.charAt(0);var prev=last.charAt(last.length-1);if(might_need_semicolon){might_need_semicolon=false;if(prev==":"&&ch=="}"||(!ch||";}".indexOf(ch)<0)&&prev!=";"){if(options.semicolons||requireSemicolonChars(ch)){OUTPUT+=";";current_col++;current_pos++}else{ensure_line_len();OUTPUT+="\n";current_pos++;current_line++;current_col=0;if(/^\s+$/.test(str)){might_need_semicolon=true}}if(!options.beautify)might_need_space=false}}if(!options.beautify&&options.preserve_line&&stack[stack.length-1]){var target_line=stack[stack.length-1].start.line;while(current_line<target_line){ensure_line_len();OUTPUT+="\n";current_pos++;current_line++;current_col=0;might_need_space=false}}if(might_need_space){if(is_identifier_char(prev)&&(is_identifier_char(ch)||ch=="\\")||ch=="/"&&ch==prev||(ch=="+"||ch=="-")&&ch==last){OUTPUT+=" ";current_col++;current_pos++}might_need_space=false}if(mapping_token){mappings.push({token:mapping_token,name:mapping_name,line:current_line,col:current_col});mapping_token=false;if(!might_add_newline)do_add_mapping()}OUTPUT+=str;current_pos+=str.length;var a=str.split(/\r?\n/),n=a.length-1;current_line+=n;current_col+=a[0].length;if(n>0){ensure_line_len();current_col=a[n].length}last=str}var space=options.beautify?function(){print(" ")}:function(){might_need_space=true};var indent=options.beautify?function(half){if(options.beautify){print(make_indent(half?.5:0))}}:noop;var with_indent=options.beautify?function(col,cont){if(col===true)col=next_indent();var save_indentation=indentation;indentation=col;var ret=cont();indentation=save_indentation;return ret}:function(col,cont){return cont()};var newline=options.beautify?function(){print("\n")}:options.max_line_len?function(){ensure_line_len();might_add_newline=OUTPUT.length}:noop;var semicolon=options.beautify?function(){print(";")}:function(){might_need_semicolon=true};function force_semicolon(){might_need_semicolon=false;print(";")}function next_indent(){return indentation+options.indent_level}function with_block(cont){var ret;print("{");newline();with_indent(next_indent(),function(){ret=cont()});indent();print("}");return ret}function with_parens(cont){print("(");var ret=cont();print(")");return ret}function with_square(cont){print("[");var ret=cont();print("]");return ret}function comma(){print(",");space()}function colon(){print(":");space()}var add_mapping=mappings?function(token,name){mapping_token=token;mapping_name=name}:noop;function get(){if(might_add_newline){ensure_line_len()}return OUTPUT}var stack=[];return{get:get,toString:get,indent:indent,indentation:function(){return indentation},current_width:function(){return current_col-indentation},should_break:function(){return options.width&&this.current_width()>=options.width},newline:newline,print:print,space:space,comma:comma,colon:colon,last:function(){return last},semicolon:semicolon,force_semicolon:force_semicolon,to_utf8:to_utf8,print_name:function(name){print(make_name(name))},print_string:function(str,quote,escape_directive){var encoded=encode_string(str,quote);if(escape_directive===true&&encoded.indexOf("\\")===-1){if(!EXPECT_DIRECTIVE.test(OUTPUT)){force_semicolon()}force_semicolon()}print(encoded)},encode_string:encode_string,next_indent:next_indent,with_indent:with_indent,with_block:with_block,with_parens:with_parens,with_square:with_square,add_mapping:add_mapping,option:function(opt){return options[opt]},comment_filter:comment_filter,line:function(){return current_line},col:function(){return current_col},pos:function(){return current_pos},push_node:function(node){stack.push(node)},pop_node:function(){return stack.pop()},parent:function(n){return stack[stack.length-2-(n||0)]}}}(function(){function DEFPRINT(nodetype,generator){nodetype.DEFMETHOD("_codegen",generator)}var in_directive=false;var active_scope=null;var use_asm=null;AST_Node.DEFMETHOD("print",function(stream,force_parens){var self=this,generator=self._codegen;if(self instanceof AST_Scope){active_scope=self}else if(!use_asm&&self instanceof AST_Directive&&self.value=="use asm"){use_asm=active_scope}function doit(){self.add_comments(stream);self.add_source_map(stream);generator(self,stream)}stream.push_node(self);if(force_parens||self.needs_parens(stream)){stream.with_parens(doit)}else{doit()}stream.pop_node();if(self===use_asm){use_asm=null}});AST_Node.DEFMETHOD("_print",AST_Node.prototype.print);AST_Node.DEFMETHOD("print_to_string",function(options){var s=OutputStream(options);if(!options)s._readonly=true;this.print(s);return s.get()});AST_Node.DEFMETHOD("add_comments",function(output){if(output._readonly)return;var self=this;var start=self.start;if(start&&!start._comments_dumped){start._comments_dumped=true;var comments=start.comments_before||[];if(self instanceof AST_Exit&&self.value){self.value.walk(new TreeWalker(function(node){if(node.start&&node.start.comments_before){comments=comments.concat(node.start.comments_before);node.start.comments_before=[]}if(node instanceof AST_Function||node instanceof AST_Array||node instanceof AST_Object){return true}}))}if(output.pos()==0){if(comments.length>0&&output.option("shebang")&&comments[0].type=="comment5"){output.print("#!"+comments.shift().value+"\n");output.indent()}var preamble=output.option("preamble");if(preamble){output.print(preamble.replace(/\r\n?|[\n\u2028\u2029]|\s*$/g,"\n"))}}comments=comments.filter(output.comment_filter,self);if(!output.option("beautify")&&comments.length>0&&/comment[134]/.test(comments[0].type)&&output.col()!==0&&comments[0].nlb){output.print("\n")}comments.forEach(function(c){if(/comment[134]/.test(c.type)){output.print("//"+c.value+"\n");output.indent()}else if(c.type=="comment2"){output.print("/*"+c.value+"*/");if(start.nlb){output.print("\n");output.indent()}else{output.space()}}})}});function PARENS(nodetype,func){if(Array.isArray(nodetype)){nodetype.forEach(function(nodetype){PARENS(nodetype,func)})}else{nodetype.DEFMETHOD("needs_parens",func)}}PARENS(AST_Node,function(){return false});PARENS(AST_Function,function(output){if(first_in_statement(output)){return true}if(output.option("webkit")){var p=output.parent();if(p instanceof AST_PropAccess&&p.expression===this){return true}}if(output.option("wrap_iife")){var p=output.parent();return p instanceof AST_Call&&p.expression===this}return false});PARENS(AST_Object,function(output){return first_in_statement(output)});PARENS(AST_Unary,function(output){var p=output.parent();return p instanceof AST_PropAccess&&p.expression===this||p instanceof AST_Call&&p.expression===this});PARENS(AST_Sequence,function(output){var p=output.parent();return p instanceof AST_Call||p instanceof AST_Unary||p instanceof AST_Binary||p instanceof AST_VarDef||p instanceof AST_PropAccess||p instanceof AST_Array||p instanceof AST_ObjectProperty||p instanceof AST_Conditional});PARENS(AST_Binary,function(output){var p=output.parent();if(p instanceof AST_Call&&p.expression===this)return true;if(p instanceof AST_Unary)return true;if(p instanceof AST_PropAccess&&p.expression===this)return true;if(p instanceof AST_Binary){var po=p.operator,pp=PRECEDENCE[po];var so=this.operator,sp=PRECEDENCE[so];if(pp>sp||pp==sp&&this===p.right){return true}}});PARENS(AST_PropAccess,function(output){var p=output.parent();if(p instanceof AST_New&&p.expression===this){var parens=false;this.walk(new TreeWalker(function(node){if(parens||node instanceof AST_Scope)return true;if(node instanceof AST_Call){parens=true;return true}}));return parens}});PARENS(AST_Call,function(output){var p=output.parent(),p1;if(p instanceof AST_New&&p.expression===this)return true;return this.expression instanceof AST_Function&&p instanceof AST_PropAccess&&p.expression===this&&(p1=output.parent(1))instanceof AST_Assign&&p1.left===p});PARENS(AST_New,function(output){var p=output.parent();if(!need_constructor_parens(this,output)&&(p instanceof AST_PropAccess||p instanceof AST_Call&&p.expression===this))return true});PARENS(AST_Number,function(output){var p=output.parent();if(p instanceof AST_PropAccess&&p.expression===this){var value=this.getValue();if(value<0||/^0/.test(make_num(value))){return true}}});PARENS([AST_Assign,AST_Conditional],function(output){var p=output.parent();if(p instanceof AST_Unary)return true;if(p instanceof AST_Binary&&!(p instanceof AST_Assign))return true;if(p instanceof AST_Call&&p.expression===this)return true;if(p instanceof AST_Conditional&&p.condition===this)return true;if(p instanceof AST_PropAccess&&p.expression===this)return true});DEFPRINT(AST_Directive,function(self,output){output.print_string(self.value,self.quote);output.semicolon()});DEFPRINT(AST_Debugger,function(self,output){output.print("debugger");output.semicolon()});function display_body(body,is_toplevel,output,allow_directives){var last=body.length-1;in_directive=allow_directives;body.forEach(function(stmt,i){if(in_directive===true&&!(stmt instanceof AST_Directive||stmt instanceof AST_EmptyStatement||stmt instanceof AST_SimpleStatement&&stmt.body instanceof AST_String)){in_directive=false}if(!(stmt instanceof AST_EmptyStatement)){output.indent();stmt.print(output);if(!(i==last&&is_toplevel)){output.newline();if(is_toplevel)output.newline()}}if(in_directive===true&&stmt instanceof AST_SimpleStatement&&stmt.body instanceof AST_String){in_directive=false}});in_directive=false}AST_StatementWithBody.DEFMETHOD("_do_print_body",function(output){force_statement(this.body,output)});DEFPRINT(AST_Statement,function(self,output){self.body.print(output);output.semicolon()});DEFPRINT(AST_Toplevel,function(self,output){display_body(self.body,true,output,true);output.print("")});DEFPRINT(AST_LabeledStatement,function(self,output){self.label.print(output);output.colon();self.body.print(output)});DEFPRINT(AST_SimpleStatement,function(self,output){self.body.print(output);output.semicolon()});function print_bracketed(body,output,allow_directives){if(body.length>0)output.with_block(function(){display_body(body,false,output,allow_directives)});else output.print("{}")}DEFPRINT(AST_BlockStatement,function(self,output){print_bracketed(self.body,output)});DEFPRINT(AST_EmptyStatement,function(self,output){output.semicolon()});DEFPRINT(AST_Do,function(self,output){output.print("do");output.space();make_block(self.body,output);output.space();output.print("while");output.space();output.with_parens(function(){self.condition.print(output)});output.semicolon()});DEFPRINT(AST_While,function(self,output){output.print("while");output.space();output.with_parens(function(){self.condition.print(output)});output.space();self._do_print_body(output)});DEFPRINT(AST_For,function(self,output){output.print("for");output.space();output.with_parens(function(){if(self.init){if(self.init instanceof AST_Definitions){self.init.print(output)}else{parenthesize_for_noin(self.init,output,true)}output.print(";");output.space()}else{output.print(";")}if(self.condition){self.condition.print(output);output.print(";");output.space()}else{output.print(";")}if(self.step){self.step.print(output)}});output.space();self._do_print_body(output)});DEFPRINT(AST_ForIn,function(self,output){output.print("for");output.space();output.with_parens(function(){self.init.print(output);output.space();output.print("in");output.space();self.object.print(output)});output.space();self._do_print_body(output)});DEFPRINT(AST_With,function(self,output){output.print("with");output.space();output.with_parens(function(){self.expression.print(output)});output.space();self._do_print_body(output)});AST_Lambda.DEFMETHOD("_do_print",function(output,nokeyword){var self=this;if(!nokeyword){output.print("function")}if(self.name){output.space();self.name.print(output)}output.with_parens(function(){self.argnames.forEach(function(arg,i){if(i)output.comma();arg.print(output)})});output.space();print_bracketed(self.body,output,true)});DEFPRINT(AST_Lambda,function(self,output){self._do_print(output)});AST_Exit.DEFMETHOD("_do_print",function(output,kind){output.print(kind);if(this.value){output.space();this.value.print(output)}output.semicolon()});DEFPRINT(AST_Return,function(self,output){self._do_print(output,"return")});DEFPRINT(AST_Throw,function(self,output){self._do_print(output,"throw")});AST_LoopControl.DEFMETHOD("_do_print",function(output,kind){output.print(kind);if(this.label){output.space();this.label.print(output)}output.semicolon()});DEFPRINT(AST_Break,function(self,output){self._do_print(output,"break")});DEFPRINT(AST_Continue,function(self,output){self._do_print(output,"continue")});function make_then(self,output){var b=self.body;if(output.option("bracketize")||output.option("ie8")&&b instanceof AST_Do)return make_block(b,output);if(!b)return output.force_semicolon();while(true){if(b instanceof AST_If){if(!b.alternative){make_block(self.body,output);return}b=b.alternative}else if(b instanceof AST_StatementWithBody){b=b.body}else break}force_statement(self.body,output)}DEFPRINT(AST_If,function(self,output){output.print("if");output.space();output.with_parens(function(){self.condition.print(output)});output.space();if(self.alternative){make_then(self,output);output.space();output.print("else");output.space();if(self.alternative instanceof AST_If)self.alternative.print(output);else force_statement(self.alternative,output)}else{self._do_print_body(output)}});DEFPRINT(AST_Switch,function(self,output){output.print("switch");output.space();output.with_parens(function(){self.expression.print(output)});output.space();var last=self.body.length-1;if(last<0)output.print("{}");else output.with_block(function(){self.body.forEach(function(branch,i){output.indent(true);branch.print(output);if(i<last&&branch.body.length>0)output.newline()})})});AST_SwitchBranch.DEFMETHOD("_do_print_body",function(output){output.newline();this.body.forEach(function(stmt){output.indent();stmt.print(output);output.newline()})});DEFPRINT(AST_Default,function(self,output){output.print("default:");self._do_print_body(output)});DEFPRINT(AST_Case,function(self,output){output.print("case");output.space();self.expression.print(output);output.print(":");self._do_print_body(output)});DEFPRINT(AST_Try,function(self,output){output.print("try");output.space();print_bracketed(self.body,output);if(self.bcatch){output.space();self.bcatch.print(output)}if(self.bfinally){output.space();self.bfinally.print(output)}});DEFPRINT(AST_Catch,function(self,output){output.print("catch");output.space();output.with_parens(function(){self.argname.print(output)});output.space();print_bracketed(self.body,output)});DEFPRINT(AST_Finally,function(self,output){output.print("finally");output.space();print_bracketed(self.body,output)});AST_Definitions.DEFMETHOD("_do_print",function(output,kind){output.print(kind);output.space();this.definitions.forEach(function(def,i){if(i)output.comma();def.print(output)});var p=output.parent();var in_for=p instanceof AST_For||p instanceof AST_ForIn;var avoid_semicolon=in_for&&p.init===this;if(!avoid_semicolon)output.semicolon()});DEFPRINT(AST_Var,function(self,output){self._do_print(output,"var")});function parenthesize_for_noin(node,output,noin){var parens=false;if(noin)node.walk(new TreeWalker(function(node){if(parens||node instanceof AST_Scope)return true;if(node instanceof AST_Binary&&node.operator=="in"){parens=true;return true}}));node.print(output,parens)}DEFPRINT(AST_VarDef,function(self,output){self.name.print(output);if(self.value){output.space();output.print("=");output.space();var p=output.parent(1);var noin=p instanceof AST_For||p instanceof AST_ForIn;parenthesize_for_noin(self.value,output,noin)}});DEFPRINT(AST_Call,function(self,output){self.expression.print(output);if(self instanceof AST_New&&!need_constructor_parens(self,output))return;if(self.expression instanceof AST_Call||self.expression instanceof AST_Lambda){output.add_mapping(self.start)}output.with_parens(function(){self.args.forEach(function(expr,i){if(i)output.comma();expr.print(output)})})});DEFPRINT(AST_New,function(self,output){output.print("new");output.space();AST_Call.prototype._codegen(self,output)});AST_Sequence.DEFMETHOD("_do_print",function(output){this.expressions.forEach(function(node,index){if(index>0){output.comma();if(output.should_break()){output.newline();output.indent()}}node.print(output)})});DEFPRINT(AST_Sequence,function(self,output){self._do_print(output)});DEFPRINT(AST_Dot,function(self,output){var expr=self.expression;expr.print(output);var prop=self.property;if(output.option("ie8")&&RESERVED_WORDS(prop)){output.print("[");output.add_mapping(self.end);output.print_string(prop);output.print("]")}else{if(expr instanceof AST_Number&&expr.getValue()>=0){if(!/[xa-f.)]/i.test(output.last())){output.print(".")}}output.print(".");output.add_mapping(self.end);output.print_name(prop)}});DEFPRINT(AST_Sub,function(self,output){self.expression.print(output);output.print("[");self.property.print(output);output.print("]")});DEFPRINT(AST_UnaryPrefix,function(self,output){var op=self.operator;output.print(op);if(/^[a-z]/i.test(op)||/[+-]$/.test(op)&&self.expression instanceof AST_UnaryPrefix&&/^[+-]/.test(self.expression.operator)){output.space()}self.expression.print(output)});DEFPRINT(AST_UnaryPostfix,function(self,output){self.expression.print(output);output.print(self.operator)});DEFPRINT(AST_Binary,function(self,output){var op=self.operator;self.left.print(output);if(op[0]==">"&&self.left instanceof AST_UnaryPostfix&&self.left.operator=="--"){output.print(" ")}else{output.space()}output.print(op);if((op=="<"||op=="<<")&&self.right instanceof AST_UnaryPrefix&&self.right.operator=="!"&&self.right.expression instanceof AST_UnaryPrefix&&self.right.expression.operator=="--"){output.print(" ")}else{output.space()}self.right.print(output)});DEFPRINT(AST_Conditional,function(self,output){self.condition.print(output);output.space();output.print("?");output.space();self.consequent.print(output);output.space();output.colon();self.alternative.print(output)});DEFPRINT(AST_Array,function(self,output){output.with_square(function(){var a=self.elements,len=a.length;if(len>0)output.space();a.forEach(function(exp,i){if(i)output.comma();exp.print(output);if(i===len-1&&exp instanceof AST_Hole)output.comma()});if(len>0)output.space()})});DEFPRINT(AST_Object,function(self,output){if(self.properties.length>0)output.with_block(function(){self.properties.forEach(function(prop,i){if(i){output.print(",");output.newline()}output.indent();prop.print(output)});output.newline()});else output.print("{}")});function print_property_name(key,quote,output){if(output.option("quote_keys")){output.print_string(key+"")}else if((typeof key=="number"||!output.option("beautify")&&+key+""==key)&&parseFloat(key)>=0){output.print(make_num(key))}else if(RESERVED_WORDS(key)?!output.option("ie8"):is_identifier_string(key)){if(quote&&output.option("keep_quoted_props")){output.print_string(key,quote)}else{output.print_name(key)}}else{output.print_string(key,quote)}}DEFPRINT(AST_ObjectKeyVal,function(self,output){print_property_name(self.key,self.quote,output);output.colon();self.value.print(output)});AST_ObjectProperty.DEFMETHOD("_print_getter_setter",function(type,output){output.print(type);output.space();print_property_name(this.key.name,this.quote,output);this.value._do_print(output,true)});DEFPRINT(AST_ObjectSetter,function(self,output){self._print_getter_setter("set",output)});DEFPRINT(AST_ObjectGetter,function(self,output){self._print_getter_setter("get",output)});DEFPRINT(AST_Symbol,function(self,output){var def=self.definition();output.print_name(def?def.mangled_name||def.name:self.name)});DEFPRINT(AST_Hole,noop);DEFPRINT(AST_This,function(self,output){output.print("this")});DEFPRINT(AST_Constant,function(self,output){output.print(self.getValue())});DEFPRINT(AST_String,function(self,output){output.print_string(self.getValue(),self.quote,in_directive)});DEFPRINT(AST_Number,function(self,output){if(use_asm&&self.start&&self.start.raw!=null){output.print(self.start.raw)}else{output.print(make_num(self.getValue()))}});DEFPRINT(AST_RegExp,function(self,output){var regexp=self.getValue();var str=regexp.toString();if(regexp.raw_source){str="/"+regexp.raw_source+str.slice(str.lastIndexOf("/"))}str=output.to_utf8(str);output.print(str);var p=output.parent();if(p instanceof AST_Binary&&/^in/.test(p.operator)&&p.left===self)output.print(" ")});function force_statement(stat,output){if(output.option("bracketize")){make_block(stat,output)}else{if(!stat||stat instanceof AST_EmptyStatement)output.force_semicolon();else stat.print(output)}}function need_constructor_parens(self,output){if(self.args.length>0)return true;return output.option("beautify")}function best_of(a){var best=a[0],len=best.length;for(var i=1;i<a.length;++i){if(a[i].length<len){best=a[i];len=best.length}}return best}function make_num(num){var str=num.toString(10),a=[str.replace(/^0\./,".").replace("e+","e")],m;if(Math.floor(num)===num){if(num>=0){a.push("0x"+num.toString(16).toLowerCase(),"0"+num.toString(8))}else{a.push("-0x"+(-num).toString(16).toLowerCase(),"-0"+(-num).toString(8))}if(m=/^(.*?)(0+)$/.exec(num)){a.push(m[1]+"e"+m[2].length)}}else if(m=/^0?\.(0+)(.*)$/.exec(num)){a.push(m[2]+"e-"+(m[1].length+m[2].length),str.substr(str.indexOf(".")))}return best_of(a)}function make_block(stmt,output){if(!stmt||stmt instanceof AST_EmptyStatement)output.print("{}");else if(stmt instanceof AST_BlockStatement)stmt.print(output);else output.with_block(function(){output.indent();stmt.print(output);output.newline()})}function DEFMAP(nodetype,generator){nodetype.DEFMETHOD("add_source_map",function(stream){generator(this,stream)})}DEFMAP(AST_Node,noop);function basic_sourcemap_gen(self,output){output.add_mapping(self.start)}DEFMAP(AST_Directive,basic_sourcemap_gen);DEFMAP(AST_Debugger,basic_sourcemap_gen);DEFMAP(AST_Symbol,basic_sourcemap_gen);DEFMAP(AST_Jump,basic_sourcemap_gen);DEFMAP(AST_StatementWithBody,basic_sourcemap_gen);DEFMAP(AST_LabeledStatement,noop);DEFMAP(AST_Lambda,basic_sourcemap_gen);DEFMAP(AST_Switch,basic_sourcemap_gen);DEFMAP(AST_SwitchBranch,basic_sourcemap_gen);DEFMAP(AST_BlockStatement,basic_sourcemap_gen);DEFMAP(AST_Toplevel,noop);DEFMAP(AST_New,basic_sourcemap_gen);DEFMAP(AST_Try,basic_sourcemap_gen);DEFMAP(AST_Catch,basic_sourcemap_gen);DEFMAP(AST_Finally,basic_sourcemap_gen);DEFMAP(AST_Definitions,basic_sourcemap_gen);DEFMAP(AST_Constant,basic_sourcemap_gen);DEFMAP(AST_ObjectSetter,function(self,output){output.add_mapping(self.start,self.key.name)});DEFMAP(AST_ObjectGetter,function(self,output){output.add_mapping(self.start,self.key.name)});DEFMAP(AST_ObjectProperty,function(self,output){output.add_mapping(self.start,self.key)})})();/*********************************************************************** +"use strict";var EXPECT_DIRECTIVE=/^$|[;{][\s\n]*$/;function is_some_comments(comment){return comment.type=="comment2"&&/@preserve|@license|@cc_on/i.test(comment.value)}function OutputStream(options){var readonly=!options;options=defaults(options,{ascii_only:false,beautify:false,bracketize:false,comments:false,ie8:false,indent_level:4,indent_start:0,inline_script:true,keep_quoted_props:false,max_line_len:false,preamble:null,preserve_line:false,quote_keys:false,quote_style:0,semicolons:true,shebang:true,source_map:null,webkit:false,width:80,wrap_iife:false},true);var comment_filter=return_false;if(options.comments){var comments=options.comments;if(typeof options.comments==="string"&&/^\/.*\/[a-zA-Z]*$/.test(options.comments)){var regex_pos=options.comments.lastIndexOf("/");comments=new RegExp(options.comments.substr(1,regex_pos-1),options.comments.substr(regex_pos+1))}if(comments instanceof RegExp){comment_filter=function(comment){return comment.type!="comment5"&&comments.test(comment.value)}}else if(typeof comments==="function"){comment_filter=function(comment){return comment.type!="comment5"&&comments(this,comment)}}else if(comments==="some"){comment_filter=is_some_comments}else{comment_filter=return_true}}var indentation=0;var current_col=0;var current_line=1;var current_pos=0;var OUTPUT="";var to_utf8=options.ascii_only?function(str,identifier){return str.replace(/[\u0000-\u001f\u007f-\uffff]/g,function(ch){var code=ch.charCodeAt(0).toString(16);if(code.length<=2&&!identifier){while(code.length<2)code="0"+code;return"\\x"+code}else{while(code.length<4)code="0"+code;return"\\u"+code}})}:function(str){var s="";for(var i=0,len=str.length;i<len;i++){if(is_surrogate_pair_head(str[i])&&!is_surrogate_pair_tail(str[i+1])||is_surrogate_pair_tail(str[i])&&!is_surrogate_pair_head(str[i-1])){s+="\\u"+str.charCodeAt(i).toString(16)}else{s+=str[i]}}return s};function make_string(str,quote){var dq=0,sq=0;str=str.replace(/[\\\b\f\n\r\v\t\x22\x27\u2028\u2029\0\ufeff]/g,function(s,i){switch(s){case'"':++dq;return'"';case"'":++sq;return"'";case"\\":return"\\\\";case"\n":return"\\n";case"\r":return"\\r";case"\t":return"\\t";case"\b":return"\\b";case"\f":return"\\f";case"\v":return options.ie8?"\\x0B":"\\v";case"\u2028":return"\\u2028";case"\u2029":return"\\u2029";case"\ufeff":return"\\ufeff";case"\0":return/[0-9]/.test(str.charAt(i+1))?"\\x00":"\\0"}return s});function quote_single(){return"'"+str.replace(/\x27/g,"\\'")+"'"}function quote_double(){return'"'+str.replace(/\x22/g,'\\"')+'"'}str=to_utf8(str);switch(options.quote_style){case 1:return quote_single();case 2:return quote_double();case 3:return quote=="'"?quote_single():quote_double();default:return dq>sq?quote_single():quote_double()}}function encode_string(str,quote){var ret=make_string(str,quote);if(options.inline_script){ret=ret.replace(/<\x2fscript([>\/\t\n\f\r ])/gi,"<\\/script$1");ret=ret.replace(/\x3c!--/g,"\\x3c!--");ret=ret.replace(/--\x3e/g,"--\\x3e")}return ret}function make_name(name){name=name.toString();name=to_utf8(name,true);return name}function make_indent(back){return repeat_string(" ",options.indent_start+indentation-back*options.indent_level)}var might_need_space=false;var might_need_semicolon=false;var might_add_newline=0;var need_newline_indented=false;var need_space=false;var newline_insert=-1;var last="";var mapping_token,mapping_name,mappings=options.source_map&&[];var do_add_mapping=mappings?function(){mappings.forEach(function(mapping){try{options.source_map.add(mapping.token.file,mapping.line,mapping.col,mapping.token.line,mapping.token.col,!mapping.name&&mapping.token.type=="name"?mapping.token.value:mapping.name)}catch(ex){AST_Node.warn("Couldn't figure out mapping for {file}:{line},{col} → {cline},{ccol} [{name}]",{file:mapping.token.file,line:mapping.token.line,col:mapping.token.col,cline:mapping.line,ccol:mapping.col,name:mapping.name||""})}});mappings=[]}:noop;var ensure_line_len=options.max_line_len?function(){if(current_col>options.max_line_len){if(might_add_newline){var left=OUTPUT.slice(0,might_add_newline);var right=OUTPUT.slice(might_add_newline);if(mappings){var delta=right.length-current_col;mappings.forEach(function(mapping){mapping.line++;mapping.col+=delta})}OUTPUT=left+"\n"+right;current_line++;current_pos++;current_col=right.length}if(current_col>options.max_line_len){AST_Node.warn("Output exceeds {max_line_len} characters",options)}}if(might_add_newline){might_add_newline=0;do_add_mapping()}}:noop;var requireSemicolonChars=makePredicate("( [ + * / - , .");function print(str){str=String(str);var ch=str.charAt(0);if(need_newline_indented&&ch){need_newline_indented=false;if(ch!="\n"){print("\n");indent()}}if(need_space&&ch){need_space=false;if(!/[\s;})]/.test(ch)){space()}}newline_insert=-1;var prev=last.charAt(last.length-1);if(might_need_semicolon){might_need_semicolon=false;if(prev==":"&&ch=="}"||(!ch||";}".indexOf(ch)<0)&&prev!=";"){if(options.semicolons||requireSemicolonChars(ch)){OUTPUT+=";";current_col++;current_pos++}else{ensure_line_len();OUTPUT+="\n";current_pos++;current_line++;current_col=0;if(/^\s+$/.test(str)){might_need_semicolon=true}}if(!options.beautify)might_need_space=false}}if(!options.beautify&&options.preserve_line&&stack[stack.length-1]){var target_line=stack[stack.length-1].start.line;while(current_line<target_line){ensure_line_len();OUTPUT+="\n";current_pos++;current_line++;current_col=0;might_need_space=false}}if(might_need_space){if(is_identifier_char(prev)&&(is_identifier_char(ch)||ch=="\\")||ch=="/"&&ch==prev||(ch=="+"||ch=="-")&&ch==last){OUTPUT+=" ";current_col++;current_pos++}might_need_space=false}if(mapping_token){mappings.push({token:mapping_token,name:mapping_name,line:current_line,col:current_col});mapping_token=false;if(!might_add_newline)do_add_mapping()}OUTPUT+=str;current_pos+=str.length;var a=str.split(/\r?\n/),n=a.length-1;current_line+=n;current_col+=a[0].length;if(n>0){ensure_line_len();current_col=a[n].length}last=str}var space=options.beautify?function(){print(" ")}:function(){might_need_space=true};var indent=options.beautify?function(half){if(options.beautify){print(make_indent(half?.5:0))}}:noop;var with_indent=options.beautify?function(col,cont){if(col===true)col=next_indent();var save_indentation=indentation;indentation=col;var ret=cont();indentation=save_indentation;return ret}:function(col,cont){return cont()};var newline=options.beautify?function(){if(newline_insert<0)return print("\n");if(OUTPUT[newline_insert]!="\n"){OUTPUT=OUTPUT.slice(0,newline_insert)+"\n"+OUTPUT.slice(newline_insert);current_pos++;current_line++}newline_insert++}:options.max_line_len?function(){ensure_line_len();might_add_newline=OUTPUT.length}:noop;var semicolon=options.beautify?function(){print(";")}:function(){might_need_semicolon=true};function force_semicolon(){might_need_semicolon=false;print(";")}function next_indent(){return indentation+options.indent_level}function with_block(cont){var ret;print("{");newline();with_indent(next_indent(),function(){ret=cont()});indent();print("}");return ret}function with_parens(cont){print("(");var ret=cont();print(")");return ret}function with_square(cont){print("[");var ret=cont();print("]");return ret}function comma(){print(",");space()}function colon(){print(":");space()}var add_mapping=mappings?function(token,name){mapping_token=token;mapping_name=name}:noop;function get(){if(might_add_newline){ensure_line_len()}return OUTPUT}function prepend_comments(node){var self=this;var start=node.start;if(!(start.comments_before&&start.comments_before._dumped===self)){var comments=start.comments_before;if(!comments){comments=start.comments_before=[]}comments._dumped=self;if(node instanceof AST_Exit&&node.value){var tw=new TreeWalker(function(node){var parent=tw.parent();if(parent instanceof AST_Exit||parent instanceof AST_Binary&&parent.left===node||parent.TYPE=="Call"&&parent.expression===node||parent instanceof AST_Conditional&&parent.condition===node||parent instanceof AST_Dot&&parent.expression===node||parent instanceof AST_Sequence&&parent.expressions[0]===node||parent instanceof AST_Sub&&parent.expression===node||parent instanceof AST_UnaryPostfix){var text=node.start.comments_before;if(text&&text._dumped!==self){text._dumped=self;comments=comments.concat(text)}}else{return true}});tw.push(node);node.value.walk(tw)}if(current_pos==0){if(comments.length>0&&options.shebang&&comments[0].type=="comment5"){print("#!"+comments.shift().value+"\n");indent()}var preamble=options.preamble;if(preamble){print(preamble.replace(/\r\n?|[\n\u2028\u2029]|\s*$/g,"\n"))}}comments=comments.filter(comment_filter,node);if(comments.length==0)return;var last_nlb=/(^|\n) *$/.test(OUTPUT);comments.forEach(function(c,i){if(!last_nlb){if(c.nlb){print("\n");indent();last_nlb=true}else if(i>0){space()}}if(/comment[134]/.test(c.type)){print("//"+c.value.replace(/[@#]__PURE__/g," ")+"\n");indent();last_nlb=true}else if(c.type=="comment2"){print("/*"+c.value.replace(/[@#]__PURE__/g," ")+"*/");last_nlb=false}});if(!last_nlb){if(start.nlb){print("\n");indent()}else{space()}}}}function append_comments(node,tail){var self=this;var token=node.end;if(!token)return;var comments=token[tail?"comments_before":"comments_after"];if(comments&&comments._dumped!==self){comments._dumped=self;var insert=OUTPUT.length;comments.filter(comment_filter,node).forEach(function(c,i){need_space=false;if(need_newline_indented){print("\n");indent();need_newline_indented=false}else if(c.nlb&&(i>0||!/(^|\n) *$/.test(OUTPUT))){print("\n");indent()}else if(i>0||!tail){space()}if(/comment[134]/.test(c.type)){print("//"+c.value.replace(/[@#]__PURE__/g," "));need_newline_indented=true}else if(c.type=="comment2"){print("/*"+c.value.replace(/[@#]__PURE__/g," ")+"*/");need_space=true}});if(OUTPUT.length>insert)newline_insert=insert}}var stack=[];return{get:get,toString:get,indent:indent,indentation:function(){return indentation},current_width:function(){return current_col-indentation},should_break:function(){return options.width&&this.current_width()>=options.width},newline:newline,print:print,space:space,comma:comma,colon:colon,last:function(){return last},semicolon:semicolon,force_semicolon:force_semicolon,to_utf8:to_utf8,print_name:function(name){print(make_name(name))},print_string:function(str,quote,escape_directive){var encoded=encode_string(str,quote);if(escape_directive===true&&encoded.indexOf("\\")===-1){if(!EXPECT_DIRECTIVE.test(OUTPUT)){force_semicolon()}force_semicolon()}print(encoded)},encode_string:encode_string,next_indent:next_indent,with_indent:with_indent,with_block:with_block,with_parens:with_parens,with_square:with_square,add_mapping:add_mapping,option:function(opt){return options[opt]},prepend_comments:readonly?noop:prepend_comments,append_comments:readonly?noop:append_comments,line:function(){return current_line},col:function(){return current_col},pos:function(){return current_pos},push_node:function(node){stack.push(node)},pop_node:function(){return stack.pop()},parent:function(n){return stack[stack.length-2-(n||0)]}}}(function(){function DEFPRINT(nodetype,generator){nodetype.DEFMETHOD("_codegen",generator)}var in_directive=false;var active_scope=null;var use_asm=null;AST_Node.DEFMETHOD("print",function(stream,force_parens){var self=this,generator=self._codegen;if(self instanceof AST_Scope){active_scope=self}else if(!use_asm&&self instanceof AST_Directive&&self.value=="use asm"){use_asm=active_scope}function doit(){stream.prepend_comments(self);self.add_source_map(stream);generator(self,stream);stream.append_comments(self)}stream.push_node(self);if(force_parens||self.needs_parens(stream)){stream.with_parens(doit)}else{doit()}stream.pop_node();if(self===use_asm){use_asm=null}});AST_Node.DEFMETHOD("_print",AST_Node.prototype.print);AST_Node.DEFMETHOD("print_to_string",function(options){var s=OutputStream(options);this.print(s);return s.get()});function PARENS(nodetype,func){if(Array.isArray(nodetype)){nodetype.forEach(function(nodetype){PARENS(nodetype,func)})}else{nodetype.DEFMETHOD("needs_parens",func)}}PARENS(AST_Node,return_false);PARENS(AST_Function,function(output){if(first_in_statement(output)){return true}if(output.option("webkit")){var p=output.parent();if(p instanceof AST_PropAccess&&p.expression===this){return true}}if(output.option("wrap_iife")){var p=output.parent();return p instanceof AST_Call&&p.expression===this}return false});PARENS(AST_Object,first_in_statement);PARENS(AST_Unary,function(output){var p=output.parent();return p instanceof AST_PropAccess&&p.expression===this||p instanceof AST_Call&&p.expression===this});PARENS(AST_Sequence,function(output){var p=output.parent();return p instanceof AST_Call||p instanceof AST_Unary||p instanceof AST_Binary||p instanceof AST_VarDef||p instanceof AST_PropAccess||p instanceof AST_Array||p instanceof AST_ObjectProperty||p instanceof AST_Conditional});PARENS(AST_Binary,function(output){var p=output.parent();if(p instanceof AST_Call&&p.expression===this)return true;if(p instanceof AST_Unary)return true;if(p instanceof AST_PropAccess&&p.expression===this)return true;if(p instanceof AST_Binary){var po=p.operator,pp=PRECEDENCE[po];var so=this.operator,sp=PRECEDENCE[so];if(pp>sp||pp==sp&&this===p.right){return true}}});PARENS(AST_PropAccess,function(output){var p=output.parent();if(p instanceof AST_New&&p.expression===this){var parens=false;this.walk(new TreeWalker(function(node){if(parens||node instanceof AST_Scope)return true;if(node instanceof AST_Call){parens=true;return true}}));return parens}});PARENS(AST_Call,function(output){var p=output.parent(),p1;if(p instanceof AST_New&&p.expression===this)return true;return this.expression instanceof AST_Function&&p instanceof AST_PropAccess&&p.expression===this&&(p1=output.parent(1))instanceof AST_Assign&&p1.left===p});PARENS(AST_New,function(output){var p=output.parent();if(!need_constructor_parens(this,output)&&(p instanceof AST_PropAccess||p instanceof AST_Call&&p.expression===this))return true});PARENS(AST_Number,function(output){var p=output.parent();if(p instanceof AST_PropAccess&&p.expression===this){var value=this.getValue();if(value<0||/^0/.test(make_num(value))){return true}}});PARENS([AST_Assign,AST_Conditional],function(output){var p=output.parent();if(p instanceof AST_Unary)return true;if(p instanceof AST_Binary&&!(p instanceof AST_Assign))return true;if(p instanceof AST_Call&&p.expression===this)return true;if(p instanceof AST_Conditional&&p.condition===this)return true;if(p instanceof AST_PropAccess&&p.expression===this)return true});DEFPRINT(AST_Directive,function(self,output){output.print_string(self.value,self.quote);output.semicolon()});DEFPRINT(AST_Debugger,function(self,output){output.print("debugger");output.semicolon()});function display_body(body,is_toplevel,output,allow_directives){var last=body.length-1;in_directive=allow_directives;body.forEach(function(stmt,i){if(in_directive===true&&!(stmt instanceof AST_Directive||stmt instanceof AST_EmptyStatement||stmt instanceof AST_SimpleStatement&&stmt.body instanceof AST_String)){in_directive=false}if(!(stmt instanceof AST_EmptyStatement)){output.indent();stmt.print(output);if(!(i==last&&is_toplevel)){output.newline();if(is_toplevel)output.newline()}}if(in_directive===true&&stmt instanceof AST_SimpleStatement&&stmt.body instanceof AST_String){in_directive=false}});in_directive=false}AST_StatementWithBody.DEFMETHOD("_do_print_body",function(output){force_statement(this.body,output)});DEFPRINT(AST_Statement,function(self,output){self.body.print(output);output.semicolon()});DEFPRINT(AST_Toplevel,function(self,output){display_body(self.body,true,output,true);output.print("")});DEFPRINT(AST_LabeledStatement,function(self,output){self.label.print(output);output.colon();self.body.print(output)});DEFPRINT(AST_SimpleStatement,function(self,output){self.body.print(output);output.semicolon()});function print_bracketed(self,output,allow_directives){if(self.body.length>0){output.with_block(function(){display_body(self.body,false,output,allow_directives)})}else{output.print("{");output.with_indent(output.next_indent(),function(){output.append_comments(self,true)});output.print("}")}}DEFPRINT(AST_BlockStatement,function(self,output){print_bracketed(self,output)});DEFPRINT(AST_EmptyStatement,function(self,output){output.semicolon()});DEFPRINT(AST_Do,function(self,output){output.print("do");output.space();make_block(self.body,output);output.space();output.print("while");output.space();output.with_parens(function(){self.condition.print(output)});output.semicolon()});DEFPRINT(AST_While,function(self,output){output.print("while");output.space();output.with_parens(function(){self.condition.print(output)});output.space();self._do_print_body(output)});DEFPRINT(AST_For,function(self,output){output.print("for");output.space();output.with_parens(function(){if(self.init){if(self.init instanceof AST_Definitions){self.init.print(output)}else{parenthesize_for_noin(self.init,output,true)}output.print(";");output.space()}else{output.print(";")}if(self.condition){self.condition.print(output);output.print(";");output.space()}else{output.print(";")}if(self.step){self.step.print(output)}});output.space();self._do_print_body(output)});DEFPRINT(AST_ForIn,function(self,output){output.print("for");output.space();output.with_parens(function(){self.init.print(output);output.space();output.print("in");output.space();self.object.print(output)});output.space();self._do_print_body(output)});DEFPRINT(AST_With,function(self,output){output.print("with");output.space();output.with_parens(function(){self.expression.print(output)});output.space();self._do_print_body(output)});AST_Lambda.DEFMETHOD("_do_print",function(output,nokeyword){var self=this;if(!nokeyword){output.print("function")}if(self.name){output.space();self.name.print(output)}output.with_parens(function(){self.argnames.forEach(function(arg,i){if(i)output.comma();arg.print(output)})});output.space();print_bracketed(self,output,true)});DEFPRINT(AST_Lambda,function(self,output){self._do_print(output)});AST_Exit.DEFMETHOD("_do_print",function(output,kind){output.print(kind);if(this.value){output.space();this.value.print(output)}output.semicolon()});DEFPRINT(AST_Return,function(self,output){self._do_print(output,"return")});DEFPRINT(AST_Throw,function(self,output){self._do_print(output,"throw")});AST_LoopControl.DEFMETHOD("_do_print",function(output,kind){output.print(kind);if(this.label){output.space();this.label.print(output)}output.semicolon()});DEFPRINT(AST_Break,function(self,output){self._do_print(output,"break")});DEFPRINT(AST_Continue,function(self,output){self._do_print(output,"continue")});function make_then(self,output){var b=self.body;if(output.option("bracketize")||output.option("ie8")&&b instanceof AST_Do)return make_block(b,output);if(!b)return output.force_semicolon();while(true){if(b instanceof AST_If){if(!b.alternative){make_block(self.body,output);return}b=b.alternative}else if(b instanceof AST_StatementWithBody){b=b.body}else break}force_statement(self.body,output)}DEFPRINT(AST_If,function(self,output){output.print("if");output.space();output.with_parens(function(){self.condition.print(output)});output.space();if(self.alternative){make_then(self,output);output.space();output.print("else");output.space();if(self.alternative instanceof AST_If)self.alternative.print(output);else force_statement(self.alternative,output)}else{self._do_print_body(output)}});DEFPRINT(AST_Switch,function(self,output){output.print("switch");output.space();output.with_parens(function(){self.expression.print(output)});output.space();var last=self.body.length-1;if(last<0)output.print("{}");else output.with_block(function(){self.body.forEach(function(branch,i){output.indent(true);branch.print(output);if(i<last&&branch.body.length>0)output.newline()})})});AST_SwitchBranch.DEFMETHOD("_do_print_body",function(output){output.newline();this.body.forEach(function(stmt){output.indent();stmt.print(output);output.newline()})});DEFPRINT(AST_Default,function(self,output){output.print("default:");self._do_print_body(output)});DEFPRINT(AST_Case,function(self,output){output.print("case");output.space();self.expression.print(output);output.print(":");self._do_print_body(output)});DEFPRINT(AST_Try,function(self,output){output.print("try");output.space();print_bracketed(self,output);if(self.bcatch){output.space();self.bcatch.print(output)}if(self.bfinally){output.space();self.bfinally.print(output)}});DEFPRINT(AST_Catch,function(self,output){output.print("catch");output.space();output.with_parens(function(){self.argname.print(output)});output.space();print_bracketed(self,output)});DEFPRINT(AST_Finally,function(self,output){output.print("finally");output.space();print_bracketed(self,output)});AST_Definitions.DEFMETHOD("_do_print",function(output,kind){output.print(kind);output.space();this.definitions.forEach(function(def,i){if(i)output.comma();def.print(output)});var p=output.parent();var in_for=p instanceof AST_For||p instanceof AST_ForIn;var avoid_semicolon=in_for&&p.init===this;if(!avoid_semicolon)output.semicolon()});DEFPRINT(AST_Var,function(self,output){self._do_print(output,"var")});function parenthesize_for_noin(node,output,noin){var parens=false;if(noin)node.walk(new TreeWalker(function(node){if(parens||node instanceof AST_Scope)return true;if(node instanceof AST_Binary&&node.operator=="in"){parens=true;return true}}));node.print(output,parens)}DEFPRINT(AST_VarDef,function(self,output){self.name.print(output);if(self.value){output.space();output.print("=");output.space();var p=output.parent(1);var noin=p instanceof AST_For||p instanceof AST_ForIn;parenthesize_for_noin(self.value,output,noin)}});DEFPRINT(AST_Call,function(self,output){self.expression.print(output);if(self instanceof AST_New&&!need_constructor_parens(self,output))return;if(self.expression instanceof AST_Call||self.expression instanceof AST_Lambda){output.add_mapping(self.start)}output.with_parens(function(){self.args.forEach(function(expr,i){if(i)output.comma();expr.print(output)})})});DEFPRINT(AST_New,function(self,output){output.print("new");output.space();AST_Call.prototype._codegen(self,output)});AST_Sequence.DEFMETHOD("_do_print",function(output){this.expressions.forEach(function(node,index){if(index>0){output.comma();if(output.should_break()){output.newline();output.indent()}}node.print(output)})});DEFPRINT(AST_Sequence,function(self,output){self._do_print(output)});DEFPRINT(AST_Dot,function(self,output){var expr=self.expression;expr.print(output);var prop=self.property;if(output.option("ie8")&&RESERVED_WORDS(prop)){output.print("[");output.add_mapping(self.end);output.print_string(prop);output.print("]")}else{if(expr instanceof AST_Number&&expr.getValue()>=0){if(!/[xa-f.)]/i.test(output.last())){output.print(".")}}output.print(".");output.add_mapping(self.end);output.print_name(prop)}});DEFPRINT(AST_Sub,function(self,output){self.expression.print(output);output.print("[");self.property.print(output);output.print("]")});DEFPRINT(AST_UnaryPrefix,function(self,output){var op=self.operator;output.print(op);if(/^[a-z]/i.test(op)||/[+-]$/.test(op)&&self.expression instanceof AST_UnaryPrefix&&/^[+-]/.test(self.expression.operator)){output.space()}self.expression.print(output)});DEFPRINT(AST_UnaryPostfix,function(self,output){self.expression.print(output);output.print(self.operator)});DEFPRINT(AST_Binary,function(self,output){var op=self.operator;self.left.print(output);if(op[0]==">"&&self.left instanceof AST_UnaryPostfix&&self.left.operator=="--"){output.print(" ")}else{output.space()}output.print(op);if((op=="<"||op=="<<")&&self.right instanceof AST_UnaryPrefix&&self.right.operator=="!"&&self.right.expression instanceof AST_UnaryPrefix&&self.right.expression.operator=="--"){output.print(" ")}else{output.space()}self.right.print(output)});DEFPRINT(AST_Conditional,function(self,output){self.condition.print(output);output.space();output.print("?");output.space();self.consequent.print(output);output.space();output.colon();self.alternative.print(output)});DEFPRINT(AST_Array,function(self,output){output.with_square(function(){var a=self.elements,len=a.length;if(len>0)output.space();a.forEach(function(exp,i){if(i)output.comma();exp.print(output);if(i===len-1&&exp instanceof AST_Hole)output.comma()});if(len>0)output.space()})});DEFPRINT(AST_Object,function(self,output){if(self.properties.length>0)output.with_block(function(){self.properties.forEach(function(prop,i){if(i){output.print(",");output.newline()}output.indent();prop.print(output)});output.newline()});else output.print("{}")});function print_property_name(key,quote,output){if(output.option("quote_keys")){output.print_string(key+"")}else if((typeof key=="number"||!output.option("beautify")&&+key+""==key)&&parseFloat(key)>=0){output.print(make_num(key))}else if(RESERVED_WORDS(key)?!output.option("ie8"):is_identifier_string(key)){if(quote&&output.option("keep_quoted_props")){output.print_string(key,quote)}else{output.print_name(key)}}else{output.print_string(key,quote)}}DEFPRINT(AST_ObjectKeyVal,function(self,output){print_property_name(self.key,self.quote,output);output.colon();self.value.print(output)});AST_ObjectProperty.DEFMETHOD("_print_getter_setter",function(type,output){output.print(type);output.space();print_property_name(this.key.name,this.quote,output);this.value._do_print(output,true)});DEFPRINT(AST_ObjectSetter,function(self,output){self._print_getter_setter("set",output)});DEFPRINT(AST_ObjectGetter,function(self,output){self._print_getter_setter("get",output)});DEFPRINT(AST_Symbol,function(self,output){var def=self.definition();output.print_name(def?def.mangled_name||def.name:self.name)});DEFPRINT(AST_Hole,noop);DEFPRINT(AST_This,function(self,output){output.print("this")});DEFPRINT(AST_Constant,function(self,output){output.print(self.getValue())});DEFPRINT(AST_String,function(self,output){output.print_string(self.getValue(),self.quote,in_directive)});DEFPRINT(AST_Number,function(self,output){if(use_asm&&self.start&&self.start.raw!=null){output.print(self.start.raw)}else{output.print(make_num(self.getValue()))}});DEFPRINT(AST_RegExp,function(self,output){var regexp=self.getValue();var str=regexp.toString();if(regexp.raw_source){str="/"+regexp.raw_source+str.slice(str.lastIndexOf("/"))}str=output.to_utf8(str);output.print(str);var p=output.parent();if(p instanceof AST_Binary&&/^in/.test(p.operator)&&p.left===self)output.print(" ")});function force_statement(stat,output){if(output.option("bracketize")){make_block(stat,output)}else{if(!stat||stat instanceof AST_EmptyStatement)output.force_semicolon();else stat.print(output)}}function need_constructor_parens(self,output){if(self.args.length>0)return true;return output.option("beautify")}function best_of(a){var best=a[0],len=best.length;for(var i=1;i<a.length;++i){if(a[i].length<len){best=a[i];len=best.length}}return best}function make_num(num){var str=num.toString(10),a=[str.replace(/^0\./,".").replace("e+","e")],m;if(Math.floor(num)===num){if(num>=0){a.push("0x"+num.toString(16).toLowerCase(),"0"+num.toString(8))}else{a.push("-0x"+(-num).toString(16).toLowerCase(),"-0"+(-num).toString(8))}if(m=/^(.*?)(0+)$/.exec(num)){a.push(m[1]+"e"+m[2].length)}}else if(m=/^0?\.(0+)(.*)$/.exec(num)){a.push(m[2]+"e-"+(m[1].length+m[2].length),str.substr(str.indexOf(".")))}return best_of(a)}function make_block(stmt,output){if(!stmt||stmt instanceof AST_EmptyStatement)output.print("{}");else if(stmt instanceof AST_BlockStatement)stmt.print(output);else output.with_block(function(){output.indent();stmt.print(output);output.newline()})}function DEFMAP(nodetype,generator){nodetype.DEFMETHOD("add_source_map",function(stream){generator(this,stream)})}DEFMAP(AST_Node,noop);function basic_sourcemap_gen(self,output){output.add_mapping(self.start)}DEFMAP(AST_Directive,basic_sourcemap_gen);DEFMAP(AST_Debugger,basic_sourcemap_gen);DEFMAP(AST_Symbol,basic_sourcemap_gen);DEFMAP(AST_Jump,basic_sourcemap_gen);DEFMAP(AST_StatementWithBody,basic_sourcemap_gen);DEFMAP(AST_LabeledStatement,noop);DEFMAP(AST_Lambda,basic_sourcemap_gen);DEFMAP(AST_Switch,basic_sourcemap_gen);DEFMAP(AST_SwitchBranch,basic_sourcemap_gen);DEFMAP(AST_BlockStatement,basic_sourcemap_gen);DEFMAP(AST_Toplevel,noop);DEFMAP(AST_New,basic_sourcemap_gen);DEFMAP(AST_Try,basic_sourcemap_gen);DEFMAP(AST_Catch,basic_sourcemap_gen);DEFMAP(AST_Finally,basic_sourcemap_gen);DEFMAP(AST_Definitions,basic_sourcemap_gen);DEFMAP(AST_Constant,basic_sourcemap_gen);DEFMAP(AST_ObjectSetter,function(self,output){output.add_mapping(self.start,self.key.name)});DEFMAP(AST_ObjectGetter,function(self,output){output.add_mapping(self.start,self.key.name)});DEFMAP(AST_ObjectProperty,function(self,output){output.add_mapping(self.start,self.key)})})(); +/*********************************************************************** A JavaScript tokenizer / parser / beautifier / compressor. https://github.com/mishoo/UglifyJS2 @@ -293,7 +300,8 @@ SUCH DAMAGE. ***********************************************************************/ -"use strict";function Compressor(options,false_by_default){if(!(this instanceof Compressor))return new Compressor(options,false_by_default);TreeTransformer.call(this,this.before,this.after);this.options=defaults(options,{booleans:!false_by_default,cascade:!false_by_default,collapse_vars:!false_by_default,comparisons:!false_by_default,conditionals:!false_by_default,dead_code:!false_by_default,drop_console:false,drop_debugger:!false_by_default,evaluate:!false_by_default,expression:false,global_defs:{},hoist_funs:!false_by_default,hoist_props:!false_by_default,hoist_vars:false,ie8:false,if_return:!false_by_default,inline:!false_by_default,join_vars:!false_by_default,keep_fargs:true,keep_fnames:false,keep_infinity:false,loops:!false_by_default,negate_iife:!false_by_default,passes:1,properties:!false_by_default,pure_getters:!false_by_default&&"strict",pure_funcs:null,reduce_funcs:!false_by_default,reduce_vars:!false_by_default,sequences:!false_by_default,side_effects:!false_by_default,switches:!false_by_default,top_retain:null,toplevel:!!(options&&options["top_retain"]),typeofs:!false_by_default,unsafe:false,unsafe_comps:false,unsafe_Func:false,unsafe_math:false,unsafe_proto:false,unsafe_regexp:false,unused:!false_by_default,warnings:false},true);var global_defs=this.options["global_defs"];if(typeof global_defs=="object")for(var key in global_defs){if(/^@/.test(key)&&HOP(global_defs,key)){global_defs[key.slice(1)]=parse(global_defs[key],{expression:true})}}var pure_funcs=this.options["pure_funcs"];if(typeof pure_funcs=="function"){this.pure_funcs=pure_funcs}else{this.pure_funcs=pure_funcs?function(node){return pure_funcs.indexOf(node.expression.print_to_string())<0}:return_true}var top_retain=this.options["top_retain"];if(top_retain instanceof RegExp){this.top_retain=function(def){return top_retain.test(def.name)}}else if(typeof top_retain=="function"){this.top_retain=top_retain}else if(top_retain){if(typeof top_retain=="string"){top_retain=top_retain.split(/,/)}this.top_retain=function(def){return top_retain.indexOf(def.name)>=0}}var toplevel=this.options["toplevel"];this.toplevel=typeof toplevel=="string"?{funcs:/funcs/.test(toplevel),vars:/vars/.test(toplevel)}:{funcs:toplevel,vars:toplevel};var sequences=this.options["sequences"];this.sequences_limit=sequences==1?800:sequences|0;this.warnings_produced={}}Compressor.prototype=new TreeTransformer;merge(Compressor.prototype,{option:function(key){return this.options[key]},exposed:function(def){if(def.global)for(var i=0,len=def.orig.length;i<len;i++)if(!this.toplevel[def.orig[i]instanceof AST_SymbolDefun?"funcs":"vars"])return true;return false},in_boolean_context:function(){if(!this.option("booleans"))return false;var self=this.self();for(var i=0,p;p=this.parent(i);i++){if(p instanceof AST_SimpleStatement||p instanceof AST_Conditional&&p.condition===self||p instanceof AST_DWLoop&&p.condition===self||p instanceof AST_For&&p.condition===self||p instanceof AST_If&&p.condition===self||p instanceof AST_UnaryPrefix&&p.operator=="!"&&p.expression===self){return true}if(p instanceof AST_Binary&&(p.operator=="&&"||p.operator=="||")||p instanceof AST_Conditional||p.tail_node()===self){self=p}else{return false}}},compress:function(node){if(this.option("expression")){node.process_expression(true)}var passes=+this.options.passes||1;var last_count=1/0;var mangle={ie8:this.option("ie8")};for(var pass=0;pass<passes;pass++){node.figure_out_scope(mangle);if(pass>0||this.option("reduce_vars"))node.reset_opt_flags(this);node=node.transform(this);if(passes>1){var count=0;node.walk(new TreeWalker(function(){count++}));this.info("pass "+pass+": last_count: "+last_count+", count: "+count);if(count>=last_count)break;last_count=count}}if(this.option("expression")){node.process_expression(false)}return node},info:function(){if(this.options.warnings=="verbose"){AST_Node.warn.apply(AST_Node,arguments)}},warn:function(text,props){if(this.options.warnings){var message=string_template(text,props);if(!(message in this.warnings_produced)){this.warnings_produced[message]=true;AST_Node.warn.apply(AST_Node,arguments)}}},clear_warnings:function(){this.warnings_produced={}},before:function(node,descend,in_list){if(node._squeezed)return node;var was_scope=false;if(node instanceof AST_Scope){node=node.hoist_properties(this);node=node.hoist_declarations(this);was_scope=true}descend(node,this);descend(node,this);var opt=node.optimize(this);if(was_scope&&opt instanceof AST_Scope){opt.drop_unused(this);descend(opt,this)}if(opt===node)opt._squeezed=true;return opt}});(function(){function OPT(node,optimizer){node.DEFMETHOD("optimize",function(compressor){var self=this;if(self._optimized)return self;if(compressor.has_directive("use asm"))return self;var opt=optimizer(self,compressor);opt._optimized=true;return opt})}OPT(AST_Node,function(self,compressor){return self});AST_Node.DEFMETHOD("equivalent_to",function(node){return this.TYPE==node.TYPE&&this.print_to_string()==node.print_to_string()});AST_Scope.DEFMETHOD("process_expression",function(insert,compressor){var self=this;var tt=new TreeTransformer(function(node){if(insert&&node instanceof AST_SimpleStatement){return make_node(AST_Return,node,{value:node.body})}if(!insert&&node instanceof AST_Return){if(compressor){var value=node.value&&node.value.drop_side_effect_free(compressor,true);return value?make_node(AST_SimpleStatement,node,{body:value}):make_node(AST_EmptyStatement,node)}return make_node(AST_SimpleStatement,node,{body:node.value||make_node(AST_UnaryPrefix,node,{operator:"void",expression:make_node(AST_Number,node,{value:0})})})}if(node instanceof AST_Lambda&&node!==self){return node}if(node instanceof AST_Block){var index=node.body.length-1;if(index>=0){node.body[index]=node.body[index].transform(tt)}}if(node instanceof AST_If){node.body=node.body.transform(tt);if(node.alternative){node.alternative=node.alternative.transform(tt)}}if(node instanceof AST_With){node.body=node.body.transform(tt)}return node});self.transform(tt)});AST_Toplevel.DEFMETHOD("reset_opt_flags",function(compressor){var reduce_vars=compressor.option("reduce_vars");var unused=compressor.option("unused");var safe_ids=Object.create(null);var suppressor=new TreeWalker(function(node){if(!(node instanceof AST_Symbol))return;var d=node.definition();if(!d)return;if(node instanceof AST_SymbolRef)d.references.push(node);d.fixed=false});var in_loop=null;var loop_ids=Object.create(null);var tw=new TreeWalker(function(node,descend){node._squeezed=false;node._optimized=false;if(reduce_vars){if(node instanceof AST_Toplevel)node.globals.each(reset_def);if(node instanceof AST_Scope)node.variables.each(reset_def);if(node instanceof AST_SymbolRef){var d=node.definition();d.references.push(node);var value;if(d.fixed===undefined||!safe_to_read(d)||d.single_use=="m"){d.fixed=false}else if(d.fixed){value=node.fixed_value();if(value&&ref_once(d)){d.single_use=value instanceof AST_Lambda||d.scope===node.scope&&value.is_constant_expression()}else{d.single_use=false}if(is_modified(node,value,0,is_immutable(value))){if(d.single_use){d.single_use="m"}else{d.fixed=false}}}mark_escaped(d,node.scope,node,value,0)}if(node instanceof AST_SymbolCatch){node.definition().fixed=false}if(node instanceof AST_VarDef){var d=node.name.definition();if(d.fixed===undefined||safe_to_assign(d,node.value)){if(node.value){d.fixed=function(){return node.value};loop_ids[d.id]=in_loop;mark(d,false);descend()}else{d.fixed=null}mark(d,true);return true}else if(node.value){d.fixed=false}}if(node instanceof AST_Assign&&node.operator=="="&&node.left instanceof AST_SymbolRef){var d=node.left.definition();if(safe_to_assign(d,node.right)){d.references.push(node.left);d.fixed=function(){return node.right};mark(d,false);node.right.walk(tw);mark(d,true);return true}}if(node instanceof AST_Defun){node.inlined=false;var d=node.name.definition();if(compressor.exposed(d)||safe_to_read(d)){d.fixed=false}else{d.fixed=node;loop_ids[d.id]=in_loop;mark(d,true);d.single_use=ref_once(d)}var save_ids=safe_ids;safe_ids=Object.create(null);descend();safe_ids=save_ids;return true}if(node instanceof AST_Function){node.inlined=false;push();var iife;if(!node.name&&(iife=tw.parent())instanceof AST_Call&&iife.expression===node){node.argnames.forEach(function(arg,i){var d=arg.definition();if(!node.uses_arguments&&d.fixed===undefined){d.fixed=function(){return iife.args[i]||make_node(AST_Undefined,iife)};loop_ids[d.id]=in_loop;mark(d,true)}else{d.fixed=false}})}descend();pop();return true}if(node instanceof AST_Accessor){push();descend();pop();return true}if(node instanceof AST_Binary&&lazy_op(node.operator)){node.left.walk(tw);push();node.right.walk(tw);pop();return true}if(node instanceof AST_Conditional){node.condition.walk(tw);push();node.consequent.walk(tw);pop();push();node.alternative.walk(tw);pop();return true}if(node instanceof AST_If){node.condition.walk(tw);push();node.body.walk(tw);pop();if(node.alternative){push();node.alternative.walk(tw);pop()}return true}if(node instanceof AST_DWLoop){var saved_loop=in_loop;in_loop=node;push();node.condition.walk(tw);node.body.walk(tw);pop();in_loop=saved_loop;return true}if(node instanceof AST_LabeledStatement){push();node.body.walk(tw);pop();return true}if(node instanceof AST_For){if(node.init)node.init.walk(tw);var saved_loop=in_loop;in_loop=node;if(node.condition){push();node.condition.walk(tw);pop()}push();node.body.walk(tw);pop();if(node.step){push();node.step.walk(tw);pop()}in_loop=saved_loop;return true}if(node instanceof AST_ForIn){node.init.walk(suppressor);node.object.walk(tw);var saved_loop=in_loop;in_loop=node;push();node.body.walk(tw);pop();in_loop=saved_loop;return true}if(node instanceof AST_Try){push();walk_body(node,tw);pop();if(node.bcatch){push();node.bcatch.walk(tw);pop()}if(node.bfinally)node.bfinally.walk(tw);return true}if(node instanceof AST_SwitchBranch){push();descend();pop();return true}}});this.walk(tw);function mark(def,safe){safe_ids[def.id]=safe}function safe_to_read(def){if(safe_ids[def.id]){if(def.fixed==null){var orig=def.orig[0];if(orig instanceof AST_SymbolFunarg||orig.name=="arguments")return false;def.fixed=make_node(AST_Undefined,orig)}return true}return def.fixed instanceof AST_Defun}function safe_to_assign(def,value){if(!HOP(safe_ids,def.id))return false;if(!safe_to_read(def))return false;if(def.fixed===false)return false;if(def.fixed!=null&&(!value||def.references.length>0))return false;return!def.orig.some(function(sym){return sym instanceof AST_SymbolDefun||sym instanceof AST_SymbolLambda})}function push(){safe_ids=Object.create(safe_ids)}function pop(){safe_ids=Object.getPrototypeOf(safe_ids)}function reset_def(def){def.direct_access=false;def.escaped=false;if(def.scope.uses_eval||def.scope.uses_with){def.fixed=false}else if(!compressor.exposed(def)){def.fixed=undefined}else{def.fixed=false}def.references=[];def.should_replace=undefined;def.single_use=undefined}function ref_once(def){return unused&&!def.scope.uses_eval&&!def.scope.uses_with&&def.references.length==1&&loop_ids[def.id]===in_loop}function is_immutable(value){if(!value)return false;return value.is_constant()||value instanceof AST_Lambda||value instanceof AST_This}function read_property(obj,key){if(key instanceof AST_Constant)key=key.getValue();if(key instanceof AST_Node)return null;var value;if(obj instanceof AST_Array){var elements=obj.elements;if(key=="length")return make_node_from_constant(elements.length,obj);if(typeof key=="number"&&key in elements)value=elements[key]}else if(obj instanceof AST_Object){var props=obj.properties;for(var i=props.length;--i>=0;){var prop=props[i];if(!(prop instanceof AST_ObjectKeyVal))return;if(!value&&props[i].key===key)value=props[i].value}}return value instanceof AST_SymbolRef&&value.fixed_value()||value}function is_modified(node,value,level,immutable){var parent=tw.parent(level);if(is_lhs(node,parent)||!immutable&&parent instanceof AST_Call&&parent.expression===node&&(!(value instanceof AST_Function)||!(parent instanceof AST_New)&&value.contains_this())){return true}else if(parent instanceof AST_Array){return is_modified(parent,parent,level+1)}else if(parent instanceof AST_ObjectKeyVal&&node===parent.value){var obj=tw.parent(level+1);return is_modified(obj,obj,level+2)}else if(parent instanceof AST_PropAccess&&parent.expression===node){return!immutable&&is_modified(parent,read_property(value,parent.property),level+1)}}function mark_escaped(d,scope,node,value,level){var parent=tw.parent(level);if(value){if(value.is_constant())return;if(level>0&&value.is_constant_expression(scope))return}if(parent instanceof AST_Assign&&parent.operator=="="&&node===parent.right||parent instanceof AST_Call&&node!==parent.expression||parent instanceof AST_Exit&&node===parent.value&&node.scope!==d.scope||parent instanceof AST_VarDef&&node===parent.value){d.escaped=true;return}else if(parent instanceof AST_Array||parent instanceof AST_Conditional&&node!==parent.condition||parent instanceof AST_Sequence&&node===parent.tail_node()){mark_escaped(d,scope,parent,parent,level+1)}else if(parent instanceof AST_ObjectKeyVal&&node===parent.value){var obj=tw.parent(level+1);mark_escaped(d,scope,obj,obj,level+2)}else if(parent instanceof AST_PropAccess&&node===parent.expression){value=read_property(value,parent.property);mark_escaped(d,scope,parent,value,level+1);if(value)return}if(level==0)d.direct_access=true}});AST_Symbol.DEFMETHOD("fixed_value",function(){var fixed=this.definition().fixed;if(!fixed||fixed instanceof AST_Node)return fixed;return fixed()});AST_SymbolRef.DEFMETHOD("is_immutable",function(){var orig=this.definition().orig;return orig.length==1&&orig[0]instanceof AST_SymbolLambda});function is_lhs_read_only(lhs){if(lhs instanceof AST_This)return true;if(lhs instanceof AST_SymbolRef)return lhs.definition().orig[0]instanceof AST_SymbolLambda;if(lhs instanceof AST_PropAccess){lhs=lhs.expression;if(lhs instanceof AST_SymbolRef){if(lhs.is_immutable())return false;lhs=lhs.fixed_value()}if(!lhs)return true;if(lhs instanceof AST_RegExp)return false;if(lhs instanceof AST_Constant)return true;return is_lhs_read_only(lhs)}return false}function find_variable(compressor,name){var scope,i=0;while(scope=compressor.parent(i++)){if(scope instanceof AST_Scope)break;if(scope instanceof AST_Catch){scope=scope.argname.definition().scope;break}}return scope.find_variable(name)}function make_node(ctor,orig,props){if(!props)props={};if(orig){if(!props.start)props.start=orig.start;if(!props.end)props.end=orig.end}return new ctor(props)}function make_sequence(orig,expressions){if(expressions.length==1)return expressions[0];return make_node(AST_Sequence,orig,{expressions:expressions.reduce(merge_sequence,[])})}function make_node_from_constant(val,orig){switch(typeof val){case"string":return make_node(AST_String,orig,{value:val});case"number":if(isNaN(val))return make_node(AST_NaN,orig);if(isFinite(val)){return 1/val<0?make_node(AST_UnaryPrefix,orig,{operator:"-",expression:make_node(AST_Number,orig,{value:-val})}):make_node(AST_Number,orig,{value:val})}return val<0?make_node(AST_UnaryPrefix,orig,{operator:"-",expression:make_node(AST_Infinity,orig)}):make_node(AST_Infinity,orig);case"boolean":return make_node(val?AST_True:AST_False,orig);case"undefined":return make_node(AST_Undefined,orig);default:if(val===null){return make_node(AST_Null,orig,{value:null})}if(val instanceof RegExp){return make_node(AST_RegExp,orig,{value:val})}throw new Error(string_template("Can't handle constant of type: {type}",{type:typeof val}))}}function maintain_this_binding(parent,orig,val){if(parent instanceof AST_UnaryPrefix&&parent.operator=="delete"||parent instanceof AST_Call&&parent.expression===orig&&(val instanceof AST_PropAccess||val instanceof AST_SymbolRef&&val.name=="eval")){return make_sequence(orig,[make_node(AST_Number,orig,{value:0}),val])}return val}function merge_sequence(array,node){if(node instanceof AST_Sequence){array.push.apply(array,node.expressions)}else{array.push(node)}return array}function as_statement_array(thing){if(thing===null)return[];if(thing instanceof AST_BlockStatement)return thing.body;if(thing instanceof AST_EmptyStatement)return[];if(thing instanceof AST_Statement)return[thing];throw new Error("Can't convert thing to statement array")}function is_empty(thing){if(thing===null)return true;if(thing instanceof AST_EmptyStatement)return true;if(thing instanceof AST_BlockStatement)return thing.body.length==0;return false}function loop_body(x){if(x instanceof AST_Switch)return x;if(x instanceof AST_For||x instanceof AST_ForIn||x instanceof AST_DWLoop){return x.body instanceof AST_BlockStatement?x.body:x}return x}function is_iife_call(node){if(node instanceof AST_Call&&!(node instanceof AST_New)){return node.expression instanceof AST_Function||is_iife_call(node.expression)}return false}function is_undeclared_ref(node){return node instanceof AST_SymbolRef&&node.definition().undeclared}var global_names=makePredicate("Array Boolean clearInterval clearTimeout console Date decodeURI decodeURIComponent encodeURI encodeURIComponent Error escape eval EvalError Function isFinite isNaN JSON Math Number parseFloat parseInt RangeError ReferenceError RegExp Object setInterval setTimeout String SyntaxError TypeError unescape URIError");AST_SymbolRef.DEFMETHOD("is_declared",function(compressor){return!this.definition().undeclared||compressor.option("unsafe")&&global_names(this.name)});function is_identifier_atom(node){return node instanceof AST_Infinity||node instanceof AST_NaN||node instanceof AST_Undefined}function tighten_body(statements,compressor){var CHANGED,max_iter=10;do{CHANGED=false;eliminate_spurious_blocks(statements);if(compressor.option("dead_code")){eliminate_dead_code(statements,compressor)}if(compressor.option("if_return")){handle_if_return(statements,compressor)}if(compressor.sequences_limit>0){sequencesize(statements,compressor)}if(compressor.option("join_vars")){join_consecutive_vars(statements,compressor)}if(compressor.option("collapse_vars")){collapse(statements,compressor)}}while(CHANGED&&max_iter-- >0);function collapse(statements,compressor){var scope=compressor.find_parent(AST_Scope);if(scope.uses_eval||scope.uses_with)return statements;var args;var candidates=[];var stat_index=statements.length;var scanner=new TreeTransformer(function(node,descend){if(abort)return node;if(!hit){if(node===candidate){hit=true;return node}return}var parent=scanner.parent();if(node instanceof AST_Assign&&node.operator!="="&&lhs.equivalent_to(node.left)||node instanceof AST_Call&&lhs instanceof AST_PropAccess&&lhs.equivalent_to(node.expression)||node instanceof AST_Debugger||node instanceof AST_IterationStatement&&!(node instanceof AST_For)||node instanceof AST_SymbolRef&&!node.is_declared(compressor)||node instanceof AST_Try||node instanceof AST_With||parent instanceof AST_For&&node!==parent.init){abort=true;return node}if(can_replace&&!(node instanceof AST_SymbolDeclaration)&&lhs.equivalent_to(node)){if(is_lhs(node,parent)){if(value_def)replaced++;return node}CHANGED=abort=true;replaced++;compressor.info("Collapsing {name} [{file}:{line},{col}]",{name:node.print_to_string(),file:node.start.file,line:node.start.line,col:node.start.col});if(candidate instanceof AST_UnaryPostfix){return make_node(AST_UnaryPrefix,candidate,candidate)}if(candidate instanceof AST_VarDef){if(value_def){abort=false;return node}var def=candidate.name.definition();var value=candidate.value;if(def.references.length-def.replaced==1&&!compressor.exposed(def)){def.replaced++;if(funarg&&is_identifier_atom(value)){return value.transform(compressor)}else{return maintain_this_binding(parent,node,value)}}return make_node(AST_Assign,candidate,{operator:"=",left:make_node(AST_SymbolRef,candidate.name,candidate.name),right:value})}candidate.write_only=false;return candidate}var sym;if(node instanceof AST_Call||node instanceof AST_Exit||node instanceof AST_PropAccess&&(side_effects||node.expression.may_throw_on_access(compressor))||node instanceof AST_SymbolRef&&(lvalues[node.name]||side_effects&&!references_in_scope(node.definition()))||(sym=lhs_or_def(node))&&(sym instanceof AST_PropAccess||sym.name in lvalues)||(side_effects||!replace_all)&&(parent instanceof AST_Binary&&lazy_op(parent.operator)||parent instanceof AST_Case||parent instanceof AST_Conditional||parent instanceof AST_If)){if(!(node instanceof AST_Scope))descend(node,scanner);abort=true;return node}if(node instanceof AST_Default||node instanceof AST_Scope)return node});var multi_replacer=new TreeTransformer(function(node){if(abort)return node;if(!hit){if(node===candidate){hit=true;return node}return}if(node instanceof AST_SymbolRef&&node.name==def.name){if(!--replaced)abort=true;if(is_lhs(node,multi_replacer.parent()))return node;def.replaced++;value_def.replaced--;return candidate.value}if(node instanceof AST_Default||node instanceof AST_Scope)return node});while(--stat_index>=0){if(stat_index==0&&compressor.option("unused"))extract_args();extract_candidates(statements[stat_index]);while(candidates.length>0){var candidate=candidates.pop();var value_def=null;var lhs=get_lhs(candidate);if(!lhs||is_lhs_read_only(lhs)||lhs.has_side_effects(compressor))continue;var lvalues=get_lvalues(candidate);if(lhs instanceof AST_SymbolRef)lvalues[lhs.name]=false;var replace_all=value_def;if(!replace_all&&lhs instanceof AST_SymbolRef){var def=lhs.definition();replace_all=def.references.length-def.replaced==1}var side_effects=value_has_side_effects(candidate);var funarg=candidate.name instanceof AST_SymbolFunarg;var hit=funarg;var abort=false,replaced=0,can_replace=!args||!hit;if(!can_replace){for(var j=compressor.self().argnames.lastIndexOf(candidate.name)+1;!abort&&j<args.length;j++){args[j].transform(scanner)}can_replace=true}for(var i=stat_index;!abort&&i<statements.length;i++){statements[i].transform(scanner)}if(value_def){var def=candidate.name.definition();if(abort&&def.references.length-def.replaced>replaced)replaced=false;else{abort=false;hit=funarg;for(var i=stat_index;!abort&&i<statements.length;i++){statements[i].transform(multi_replacer)}}}if(replaced&&!remove_candidate(candidate))statements.splice(stat_index,1)}}function extract_args(){var iife,fn=compressor.self();if(fn instanceof AST_Function&&!fn.name&&!fn.uses_arguments&&!fn.uses_eval&&(iife=compressor.parent())instanceof AST_Call&&iife.expression===fn){var fn_strict=compressor.has_directive("use strict");if(fn_strict&&!member(fn_strict,fn.body))fn_strict=false;var len=fn.argnames.length;args=iife.args.slice(len);var names=Object.create(null);for(var i=len;--i>=0;){var sym=fn.argnames[i];var arg=iife.args[i];args.unshift(make_node(AST_VarDef,sym,{name:sym,value:arg}));if(sym.name in names)continue;names[sym.name]=true;if(!arg)arg=make_node(AST_Undefined,sym).transform(compressor);else{var tw=new TreeWalker(function(node){if(!arg)return true;if(node instanceof AST_SymbolRef&&fn.variables.has(node.name)){var s=node.definition().scope;if(s!==scope)while(s=s.parent_scope){if(s===scope)return true}arg=null}if(node instanceof AST_This&&(fn_strict||!tw.find_parent(AST_Scope))){arg=null;return true}});arg.walk(tw)}if(arg)candidates.unshift(make_node(AST_VarDef,sym,{name:sym,value:arg}))}}}function extract_candidates(expr){if(expr instanceof AST_Assign&&!expr.left.has_side_effects(compressor)||expr instanceof AST_Unary&&(expr.operator=="++"||expr.operator=="--")){candidates.push(expr)}else if(expr instanceof AST_Sequence){expr.expressions.forEach(extract_candidates)}else if(expr instanceof AST_Definitions){expr.definitions.forEach(function(var_def){if(var_def.value)candidates.push(var_def)})}else if(expr instanceof AST_SimpleStatement){extract_candidates(expr.body)}else if(expr instanceof AST_For&&expr.init){extract_candidates(expr.init)}}function mangleable_var(var_def){var value=var_def.value;if(!(value instanceof AST_SymbolRef))return;if(value.name=="arguments")return;var def=value.definition();if(def.undeclared)return;return value_def=def}function get_lhs(expr){if(expr instanceof AST_VarDef){var def=expr.name.definition();if(!member(expr.name,def.orig))return;var declared=def.orig.length-def.eliminated;var referenced=def.references.length-def.replaced;if(declared>1&&!(expr.name instanceof AST_SymbolFunarg)||(referenced>1?mangleable_var(expr):!compressor.exposed(def))){return make_node(AST_SymbolRef,expr.name,expr.name)}}else{return expr[expr instanceof AST_Assign?"left":"expression"]}}function get_rvalue(expr){return expr[expr instanceof AST_Assign?"right":"value"]}function get_lvalues(expr){var lvalues=Object.create(null);if(expr instanceof AST_Unary)return lvalues;var tw=new TreeWalker(function(node,descend){var sym=node;while(sym instanceof AST_PropAccess)sym=sym.expression;if(sym instanceof AST_SymbolRef||sym instanceof AST_This){lvalues[sym.name]=lvalues[sym.name]||is_lhs(node,tw.parent())}});get_rvalue(expr).walk(tw);return lvalues}function lhs_or_def(node){if(node instanceof AST_VarDef)return node.value&&node.name;return is_lhs(node.left,node)}function remove_candidate(expr){if(expr.name instanceof AST_SymbolFunarg){var index=compressor.self().argnames.indexOf(expr.name);var args=compressor.parent().args;if(args[index])args[index]=make_node(AST_Number,args[index],{value:0});return true}var found=false;return statements[stat_index].transform(new TreeTransformer(function(node,descend,in_list){if(found)return node;if(node===expr||node.body===expr){found=true;if(node instanceof AST_VarDef){node.value=null;return node}return in_list?MAP.skip:null}},function(node){if(node instanceof AST_Sequence)switch(node.expressions.length){case 0:return null;case 1:return node.expressions[0]}}))}function value_has_side_effects(expr){if(expr instanceof AST_Unary)return false;return get_rvalue(expr).has_side_effects(compressor)}function references_in_scope(def){if(def.orig.length==1&&def.orig[0]instanceof AST_SymbolDefun)return true;if(def.scope!==scope)return false;return def.references.every(function(ref){return ref.scope===scope})}}function eliminate_spurious_blocks(statements){var seen_dirs=[];for(var i=0;i<statements.length;){var stat=statements[i];if(stat instanceof AST_BlockStatement){CHANGED=true;eliminate_spurious_blocks(stat.body);[].splice.apply(statements,[i,1].concat(stat.body));i+=stat.body.length}else if(stat instanceof AST_EmptyStatement){CHANGED=true;statements.splice(i,1)}else if(stat instanceof AST_Directive){if(seen_dirs.indexOf(stat.value)<0){i++;seen_dirs.push(stat.value)}else{CHANGED=true;statements.splice(i,1)}}else i++}}function handle_if_return(statements,compressor){var self=compressor.self();var multiple_if_returns=has_multiple_if_returns(statements);var in_lambda=self instanceof AST_Lambda;for(var i=statements.length;--i>=0;){var stat=statements[i];var next=statements[i+1];if(in_lambda&&!next&&stat instanceof AST_Return){if(!stat.value){CHANGED=true;statements.length--;continue}if(stat.value instanceof AST_UnaryPrefix&&stat.value.operator=="void"){CHANGED=true;statements[i]=make_node(AST_SimpleStatement,stat,{body:stat.value.expression});continue}}if(stat instanceof AST_If){var ab=aborts(stat.body);if(can_merge_flow(ab)){if(ab.label){remove(ab.label.thedef.references,ab)}CHANGED=true;stat=stat.clone();stat.condition=stat.condition.negate(compressor);var body=as_statement_array_with_return(stat.body,ab);stat.body=make_node(AST_BlockStatement,stat,{body:as_statement_array(stat.alternative).concat(extract_functions())});stat.alternative=make_node(AST_BlockStatement,stat,{body:body});statements[i]=stat.transform(compressor);continue}var ab=aborts(stat.alternative);if(can_merge_flow(ab)){if(ab.label){remove(ab.label.thedef.references,ab)}CHANGED=true;stat=stat.clone();stat.body=make_node(AST_BlockStatement,stat.body,{body:as_statement_array(stat.body).concat(extract_functions())});var body=as_statement_array_with_return(stat.alternative,ab);stat.alternative=make_node(AST_BlockStatement,stat.alternative,{body:body});statements[i]=stat.transform(compressor);continue}}if(stat instanceof AST_If&&stat.body instanceof AST_Return){var value=stat.body.value;if(!value&&!stat.alternative&&(in_lambda&&!next||next instanceof AST_Return&&!next.value)){CHANGED=true;statements[i]=make_node(AST_SimpleStatement,stat.condition,{body:stat.condition});continue}if(value&&!stat.alternative&&next instanceof AST_Return&&next.value){CHANGED=true;stat=stat.clone();stat.alternative=next;statements.splice(i,2,stat.transform(compressor));continue}if(multiple_if_returns&&in_lambda&&value&&!stat.alternative&&(!next||next instanceof AST_Return)){CHANGED=true;stat=stat.clone();stat.alternative=next||make_node(AST_Return,stat,{value:null});statements.splice(i,next?2:1,stat.transform(compressor));continue}var prev=statements[i-1];if(compressor.option("sequences")&&in_lambda&&!stat.alternative&&prev instanceof AST_If&&prev.body instanceof AST_Return&&i+2==statements.length&&next instanceof AST_SimpleStatement){CHANGED=true;stat=stat.clone();stat.alternative=make_node(AST_BlockStatement,next,{body:[next,make_node(AST_Return,next,{value:null})]});statements.splice(i,2,stat.transform(compressor));continue}}}function has_multiple_if_returns(statements){var n=0;for(var i=statements.length;--i>=0;){var stat=statements[i];if(stat instanceof AST_If&&stat.body instanceof AST_Return){if(++n>1)return true}}return false}function is_return_void(value){return!value||value instanceof AST_UnaryPrefix&&value.operator=="void"}function can_merge_flow(ab){if(!ab)return false;var lct=ab instanceof AST_LoopControl?compressor.loopcontrol_target(ab):null;return ab instanceof AST_Return&&in_lambda&&is_return_void(ab.value)||ab instanceof AST_Continue&&self===loop_body(lct)||ab instanceof AST_Break&&lct instanceof AST_BlockStatement&&self===lct}function extract_functions(){var tail=statements.slice(i+1);statements.length=i+1;return tail.filter(function(stat){if(stat instanceof AST_Defun){statements.push(stat);return false}return true})}function as_statement_array_with_return(node,ab){var body=as_statement_array(node).slice(0,-1);if(ab.value){body.push(make_node(AST_SimpleStatement,ab.value,{body:ab.value.expression}))}return body}}function eliminate_dead_code(statements,compressor){var has_quit;var self=compressor.self();for(var i=0,n=0,len=statements.length;i<len;i++){var stat=statements[i];if(stat instanceof AST_LoopControl){var lct=compressor.loopcontrol_target(stat);if(stat instanceof AST_Break&&!(lct instanceof AST_IterationStatement)&&loop_body(lct)===self||stat instanceof AST_Continue&&loop_body(lct)===self){if(stat.label){remove(stat.label.thedef.references,stat)}}else{statements[n++]=stat}}else{statements[n++]=stat}if(aborts(stat)){has_quit=statements.slice(i+1);break}}statements.length=n;CHANGED=n!=len;if(has_quit)has_quit.forEach(function(stat){extract_declarations_from_unreachable_code(compressor,stat,statements)})}function sequencesize(statements,compressor){if(statements.length<2)return;var seq=[],n=0;function push_seq(){if(!seq.length)return;var body=make_sequence(seq[0],seq);statements[n++]=make_node(AST_SimpleStatement,body,{body:body});seq=[]}for(var i=0,len=statements.length;i<len;i++){var stat=statements[i];if(stat instanceof AST_SimpleStatement){if(seq.length>=compressor.sequences_limit)push_seq();var body=stat.body;if(seq.length>0)body=body.drop_side_effect_free(compressor);if(body)merge_sequence(seq,body)}else{push_seq();statements[n++]=stat}}push_seq();statements.length=n;sequencesize_2(statements,compressor);CHANGED=statements.length!=len}function sequencesize_2(statements,compressor){function cons_seq(right){n--;var left=prev.body;return make_sequence(left,[left,right]).transform(compressor)}var n=0,prev;for(var i=0,len=statements.length;i<len;i++){var stat=statements[i];if(prev){if(stat instanceof AST_For&&!(stat.init instanceof AST_Definitions)){var abort=false;prev.body.walk(new TreeWalker(function(node){if(abort||node instanceof AST_Scope)return true;if(node instanceof AST_Binary&&node.operator=="in"){abort=true;return true}}));if(!abort){if(stat.init)stat.init=cons_seq(stat.init);else{stat.init=prev.body;n--}}}else if(stat instanceof AST_If){stat.condition=cons_seq(stat.condition)}else if(stat instanceof AST_With){stat.expression=cons_seq(stat.expression)}else if(stat instanceof AST_Exit&&stat.value){stat.value=cons_seq(stat.value)}else if(stat instanceof AST_Exit){stat.value=cons_seq(make_node(AST_Undefined,stat).transform(compressor))}else if(stat instanceof AST_Switch){stat.expression=cons_seq(stat.expression)}}statements[n++]=stat;prev=stat instanceof AST_SimpleStatement?stat:null}statements.length=n}function join_consecutive_vars(statements,compressor){for(var i=0,j=-1,len=statements.length;i<len;i++){var stat=statements[i];var prev=statements[j];if(stat instanceof AST_Definitions&&prev&&prev.TYPE==stat.TYPE){prev.definitions=prev.definitions.concat(stat.definitions);CHANGED=true}else if(stat instanceof AST_For&&prev instanceof AST_Var&&(!stat.init||stat.init.TYPE==prev.TYPE)){CHANGED=true;if(stat.init){stat.init.definitions=prev.definitions.concat(stat.init.definitions)}else{stat.init=prev}statements[j]=stat}else{statements[++j]=stat}}statements.length=j+1}}function extract_declarations_from_unreachable_code(compressor,stat,target){if(!(stat instanceof AST_Defun)){compressor.warn("Dropping unreachable code [{file}:{line},{col}]",stat.start)}stat.walk(new TreeWalker(function(node){if(node instanceof AST_Definitions){compressor.warn("Declarations in unreachable code! [{file}:{line},{col}]",node.start);node.remove_initializers();target.push(node);return true}if(node instanceof AST_Defun&&(node===stat||!compressor.has_directive("use strict"))){target.push(node);return true}if(node instanceof AST_Scope){return true}}))}function is_undefined(node,compressor){return node.is_undefined||node instanceof AST_Undefined||node instanceof AST_UnaryPrefix&&node.operator=="void"&&!node.expression.has_side_effects(compressor)}(function(def){AST_Node.DEFMETHOD("may_throw_on_access",function(compressor){return!compressor.option("pure_getters")||this._dot_throw(compressor)});function is_strict(compressor){return/strict/.test(compressor.option("pure_getters"))}def(AST_Node,is_strict);def(AST_Null,return_true);def(AST_Undefined,return_true);def(AST_Constant,return_false);def(AST_Array,return_false);def(AST_Object,function(compressor){if(!is_strict(compressor))return false;for(var i=this.properties.length;--i>=0;)if(this.properties[i].value instanceof AST_Accessor)return true;return false});def(AST_Function,return_false);def(AST_UnaryPostfix,return_false);def(AST_UnaryPrefix,function(){return this.operator=="void"});def(AST_Binary,function(compressor){switch(this.operator){case"&&":return this.left._dot_throw(compressor);case"||":return this.left._dot_throw(compressor)&&this.right._dot_throw(compressor);default:return false}});def(AST_Assign,function(compressor){return this.operator=="="&&this.right._dot_throw(compressor)});def(AST_Conditional,function(compressor){return this.consequent._dot_throw(compressor)||this.alternative._dot_throw(compressor)});def(AST_Sequence,function(compressor){return this.tail_node()._dot_throw(compressor)});def(AST_SymbolRef,function(compressor){if(this.is_undefined)return true;if(!is_strict(compressor))return false;if(is_undeclared_ref(this)&&this.is_declared(compressor))return false;if(this.is_immutable())return false;var fixed=this.fixed_value();return!fixed||fixed._dot_throw(compressor)})})(function(node,func){node.DEFMETHOD("_dot_throw",func)});(function(def){var unary_bool=["!","delete"];var binary_bool=["in","instanceof","==","!=","===","!==","<","<=",">=",">"];def(AST_Node,return_false);def(AST_UnaryPrefix,function(){return member(this.operator,unary_bool)});def(AST_Binary,function(){return member(this.operator,binary_bool)||lazy_op(this.operator)&&this.left.is_boolean()&&this.right.is_boolean()});def(AST_Conditional,function(){return this.consequent.is_boolean()&&this.alternative.is_boolean()});def(AST_Assign,function(){return this.operator=="="&&this.right.is_boolean()});def(AST_Sequence,function(){return this.tail_node().is_boolean()});def(AST_True,return_true);def(AST_False,return_true)})(function(node,func){node.DEFMETHOD("is_boolean",func)});(function(def){def(AST_Node,return_false);def(AST_Number,return_true);var unary=makePredicate("+ - ~ ++ --");def(AST_Unary,function(){return unary(this.operator)});var binary=makePredicate("- * / % & | ^ << >> >>>");def(AST_Binary,function(compressor){return binary(this.operator)||this.operator=="+"&&this.left.is_number(compressor)&&this.right.is_number(compressor)});def(AST_Assign,function(compressor){return binary(this.operator.slice(0,-1))||this.operator=="="&&this.right.is_number(compressor)});def(AST_Sequence,function(compressor){return this.tail_node().is_number(compressor)});def(AST_Conditional,function(compressor){return this.consequent.is_number(compressor)&&this.alternative.is_number(compressor)})})(function(node,func){node.DEFMETHOD("is_number",func)});(function(def){def(AST_Node,return_false);def(AST_String,return_true);def(AST_UnaryPrefix,function(){return this.operator=="typeof"});def(AST_Binary,function(compressor){return this.operator=="+"&&(this.left.is_string(compressor)||this.right.is_string(compressor))});def(AST_Assign,function(compressor){return(this.operator=="="||this.operator=="+=")&&this.right.is_string(compressor)});def(AST_Sequence,function(compressor){return this.tail_node().is_string(compressor)});def(AST_Conditional,function(compressor){return this.consequent.is_string(compressor)&&this.alternative.is_string(compressor)})})(function(node,func){node.DEFMETHOD("is_string",func)});var lazy_op=makePredicate("&& ||");var unary_side_effects=makePredicate("delete ++ --");function is_lhs(node,parent){if(parent instanceof AST_Unary&&unary_side_effects(parent.operator))return parent.expression;if(parent instanceof AST_Assign&&parent.left===node)return node}(function(def){AST_Node.DEFMETHOD("resolve_defines",function(compressor){if(!compressor.option("global_defs"))return;var def=this._find_defs(compressor,"");if(def){var node,parent=this,level=0;do{node=parent;parent=compressor.parent(level++)}while(parent instanceof AST_PropAccess&&parent.expression===node);if(is_lhs(node,parent)){compressor.warn("global_defs "+this.print_to_string()+" redefined [{file}:{line},{col}]",this.start)}else{return def}}});function to_node(value,orig){if(value instanceof AST_Node)return make_node(value.CTOR,orig,value);if(Array.isArray(value))return make_node(AST_Array,orig,{elements:value.map(function(value){return to_node(value,orig)})});if(value&&typeof value=="object"){var props=[];for(var key in value)if(HOP(value,key)){props.push(make_node(AST_ObjectKeyVal,orig,{key:key,value:to_node(value[key],orig)}))}return make_node(AST_Object,orig,{properties:props})}return make_node_from_constant(value,orig)}def(AST_Node,noop);def(AST_Dot,function(compressor,suffix){return this.expression._find_defs(compressor,"."+this.property+suffix)});def(AST_SymbolRef,function(compressor,suffix){if(!this.global())return;var name;var defines=compressor.option("global_defs");if(defines&&HOP(defines,name=this.name+suffix)){var node=to_node(defines[name],this);var top=compressor.find_parent(AST_Toplevel);node.walk(new TreeWalker(function(node){if(node instanceof AST_SymbolRef){node.scope=top;node.thedef=top.def_global(node)}}));return node}})})(function(node,func){node.DEFMETHOD("_find_defs",func)});function best_of_expression(ast1,ast2){return ast1.print_to_string().length>ast2.print_to_string().length?ast2:ast1}function best_of_statement(ast1,ast2){return best_of_expression(make_node(AST_SimpleStatement,ast1,{body:ast1}),make_node(AST_SimpleStatement,ast2,{body:ast2})).body}function best_of(compressor,ast1,ast2){return(first_in_statement(compressor)?best_of_statement:best_of_expression)(ast1,ast2)}(function(def){AST_Node.DEFMETHOD("evaluate",function(compressor){if(!compressor.option("evaluate"))return this;var val=this._eval(compressor);return!val||val instanceof RegExp||typeof val!="object"?val:this});var unaryPrefix=makePredicate("! ~ - + void");AST_Node.DEFMETHOD("is_constant",function(){if(this instanceof AST_Constant){return!(this instanceof AST_RegExp)}else{return this instanceof AST_UnaryPrefix&&this.expression instanceof AST_Constant&&unaryPrefix(this.operator)}});def(AST_Statement,function(){throw new Error(string_template("Cannot evaluate a statement [{file}:{line},{col}]",this.start))});def(AST_Lambda,return_this);function ev(node,compressor){if(!compressor)throw new Error("Compressor must be passed");return node._eval(compressor)}def(AST_Node,return_this);def(AST_Constant,function(){return this.getValue()});def(AST_Array,function(compressor){if(compressor.option("unsafe")){var elements=[];for(var i=0,len=this.elements.length;i<len;i++){var element=this.elements[i];if(element instanceof AST_Function)continue;var value=ev(element,compressor);if(element===value)return this;elements.push(value)}return elements}return this});def(AST_Object,function(compressor){if(compressor.option("unsafe")){var val={};for(var i=0,len=this.properties.length;i<len;i++){var prop=this.properties[i];var key=prop.key;if(key instanceof AST_Symbol){key=key.name}else if(key instanceof AST_Node){key=ev(key,compressor);if(key===prop.key)return this}if(typeof Object.prototype[key]==="function"){return this}if(prop.value instanceof AST_Function)continue;val[key]=ev(prop.value,compressor);if(val[key]===prop.value)return this}return val}return this});def(AST_UnaryPrefix,function(compressor){var e=this.expression;if(compressor.option("typeofs")&&this.operator=="typeof"&&(e instanceof AST_Lambda||e instanceof AST_SymbolRef&&e.fixed_value()instanceof AST_Lambda)){return typeof function(){}}e=ev(e,compressor);if(e===this.expression)return this;switch(this.operator){case"!":return!e;case"typeof":if(e instanceof RegExp)return this;return typeof e;case"void":return void e;case"~":return~e;case"-":return-e;case"+":return+e}return this});def(AST_Binary,function(compressor){var left=ev(this.left,compressor);if(left===this.left)return this;var right=ev(this.right,compressor);if(right===this.right)return this;var result;switch(this.operator){case"&&":result=left&&right;break;case"||":result=left||right;break;case"|":result=left|right;break;case"&":result=left&right;break;case"^":result=left^right;break;case"+":result=left+right;break;case"*":result=left*right;break;case"/":result=left/right;break;case"%":result=left%right;break;case"-":result=left-right;break;case"<<":result=left<<right;break;case">>":result=left>>right;break;case">>>":result=left>>>right;break;case"==":result=left==right;break;case"===":result=left===right;break;case"!=":result=left!=right;break;case"!==":result=left!==right;break;case"<":result=left<right;break;case"<=":result=left<=right;break;case">":result=left>right;break;case">=":result=left>=right;break;default:return this}if(isNaN(result)&&compressor.find_parent(AST_With)){return this}return result});def(AST_Conditional,function(compressor){var condition=ev(this.condition,compressor);if(condition===this.condition)return this;var node=condition?this.consequent:this.alternative;var value=ev(node,compressor);return value===node?this:value});def(AST_SymbolRef,function(compressor){var fixed=this.fixed_value();if(!fixed)return this;this._eval=return_this;var value=ev(fixed,compressor);if(value===fixed){delete this._eval;return this}if(!HOP(fixed,"_eval"))fixed._eval=function(){return value};if(value&&typeof value=="object"&&this.definition().escaped){delete this._eval;return this}this._eval=fixed._eval;return value});var global_objs={Array:Array,Math:Math,Number:Number,String:String};function convert_to_predicate(obj){for(var key in obj){obj[key]=makePredicate(obj[key])}}var static_values={Math:["E","LN10","LN2","LOG2E","LOG10E","PI","SQRT1_2","SQRT2"],Number:["MAX_VALUE","MIN_VALUE","NaN","NEGATIVE_INFINITY","POSITIVE_INFINITY"]};convert_to_predicate(static_values);def(AST_PropAccess,function(compressor){if(compressor.option("unsafe")){var key=this.property;if(key instanceof AST_Node){key=ev(key,compressor);if(key===this.property)return this}var exp=this.expression;var val;if(is_undeclared_ref(exp)){if(!(static_values[exp.name]||return_false)(key))return this;val=global_objs[exp.name]}else{val=ev(exp,compressor);if(!val||val===exp||!HOP(val,key))return this}return val[key]}return this});var object_fns=["constructor","toString","valueOf"];var native_fns={Array:["indexOf","join","lastIndexOf","slice"].concat(object_fns),Boolean:object_fns,Number:["toExponential","toFixed","toPrecision"].concat(object_fns),RegExp:["test"].concat(object_fns),String:["charAt","charCodeAt","concat","indexOf","italics","lastIndexOf","match","replace","search","slice","split","substr","substring","trim"].concat(object_fns)};convert_to_predicate(native_fns);var static_fns={Array:["isArray"],Math:["abs","acos","asin","atan","ceil","cos","exp","floor","log","round","sin","sqrt","tan","atan2","pow","max","min"],Number:["isFinite","isNaN"],String:["fromCharCode"]};convert_to_predicate(static_fns);def(AST_Call,function(compressor){var exp=this.expression;if(compressor.option("unsafe")&&exp instanceof AST_PropAccess){var key=exp.property;if(key instanceof AST_Node){key=ev(key,compressor);if(key===exp.property)return this}var val;var e=exp.expression;if(is_undeclared_ref(e)){if(!(static_fns[e.name]||return_false)(key))return this;val=global_objs[e.name]}else{val=ev(e,compressor);if(val===e||!(val&&native_fns[val.constructor.name]||return_false)(key))return this}var args=[];for(var i=0,len=this.args.length;i<len;i++){var arg=this.args[i];var value=ev(arg,compressor);if(arg===value)return this;args.push(value)}return val[key].apply(val,args)}return this});def(AST_New,return_this)})(function(node,func){node.DEFMETHOD("_eval",func)});(function(def){function basic_negation(exp){return make_node(AST_UnaryPrefix,exp,{operator:"!",expression:exp})}function best(orig,alt,first_in_statement){var negated=basic_negation(orig);if(first_in_statement){var stat=make_node(AST_SimpleStatement,alt,{body:alt});return best_of_expression(negated,stat)===stat?alt:negated}return best_of_expression(negated,alt)}def(AST_Node,function(){return basic_negation(this)});def(AST_Statement,function(){throw new Error("Cannot negate a statement")});def(AST_Function,function(){return basic_negation(this)});def(AST_UnaryPrefix,function(){if(this.operator=="!")return this.expression;return basic_negation(this)});def(AST_Sequence,function(compressor){var expressions=this.expressions.slice();expressions.push(expressions.pop().negate(compressor));return make_sequence(this,expressions)});def(AST_Conditional,function(compressor,first_in_statement){var self=this.clone();self.consequent=self.consequent.negate(compressor);self.alternative=self.alternative.negate(compressor);return best(this,self,first_in_statement)});def(AST_Binary,function(compressor,first_in_statement){var self=this.clone(),op=this.operator;if(compressor.option("unsafe_comps")){switch(op){case"<=":self.operator=">";return self;case"<":self.operator=">=";return self;case">=":self.operator="<";return self;case">":self.operator="<=";return self}}switch(op){case"==":self.operator="!=";return self;case"!=":self.operator="==";return self;case"===":self.operator="!==";return self;case"!==":self.operator="===";return self;case"&&":self.operator="||";self.left=self.left.negate(compressor,first_in_statement);self.right=self.right.negate(compressor);return best(this,self,first_in_statement);case"||":self.operator="&&";self.left=self.left.negate(compressor,first_in_statement);self.right=self.right.negate(compressor);return best(this,self,first_in_statement)}return basic_negation(this)})})(function(node,func){node.DEFMETHOD("negate",function(compressor,first_in_statement){return func.call(this,compressor,first_in_statement)})});AST_Call.DEFMETHOD("has_pure_annotation",function(compressor){if(!compressor.option("side_effects"))return false;if(this.pure!==undefined)return this.pure;var pure=false;var comments,pure_comment;if(this.start&&(comments=this.start.comments_before)&&comments.length&&(pure_comment=find_if(function(comment){return/[(a)#]__PURE__/.test(comment.value)},comments))){pure=pure_comment}return this.pure=pure});var global_pure_fns=makePredicate("Boolean decodeURI decodeURIComponent Date encodeURI encodeURIComponent Error escape EvalError isFinite isNaN Number Object parseFloat parseInt RangeError ReferenceError String SyntaxError TypeError unescape URIError");AST_Call.DEFMETHOD("is_expr_pure",function(compressor){if(compressor.option("unsafe")){var expr=this.expression;if(is_undeclared_ref(expr)&&global_pure_fns(expr.name))return true}return this.has_pure_annotation(compressor)||!compressor.pure_funcs(this)});(function(def){def(AST_Node,return_true);def(AST_EmptyStatement,return_false);def(AST_Constant,return_false);def(AST_This,return_false);def(AST_Call,function(compressor){if(!this.is_expr_pure(compressor))return true;for(var i=this.args.length;--i>=0;){if(this.args[i].has_side_effects(compressor))return true}return false});function any(list,compressor){for(var i=list.length;--i>=0;)if(list[i].has_side_effects(compressor))return true;return false}def(AST_Block,function(compressor){return any(this.body,compressor)});def(AST_Switch,function(compressor){return this.expression.has_side_effects(compressor)||any(this.body,compressor)});def(AST_Case,function(compressor){return this.expression.has_side_effects(compressor)||any(this.body,compressor)});def(AST_Try,function(compressor){return any(this.body,compressor)||this.bcatch&&this.bcatch.has_side_effects(compressor)||this.bfinally&&this.bfinally.has_side_effects(compressor)});def(AST_If,function(compressor){return this.condition.has_side_effects(compressor)||this.body&&this.body.has_side_effects(compressor)||this.alternative&&this.alternative.has_side_effects(compressor)});def(AST_LabeledStatement,function(compressor){return this.body.has_side_effects(compressor)});def(AST_SimpleStatement,function(compressor){return this.body.has_side_effects(compressor)});def(AST_Defun,return_true);def(AST_Function,return_false);def(AST_Binary,function(compressor){return this.left.has_side_effects(compressor)||this.right.has_side_effects(compressor)});def(AST_Assign,return_true);def(AST_Conditional,function(compressor){return this.condition.has_side_effects(compressor)||this.consequent.has_side_effects(compressor)||this.alternative.has_side_effects(compressor)});def(AST_Unary,function(compressor){return unary_side_effects(this.operator)||this.expression.has_side_effects(compressor)});def(AST_SymbolRef,function(compressor){return!this.is_declared(compressor)});def(AST_SymbolDeclaration,return_false);def(AST_Object,function(compressor){return any(this.properties,compressor)});def(AST_ObjectProperty,function(compressor){return this.value.has_side_effects(compressor)});def(AST_Array,function(compressor){return any(this.elements,compressor)});def(AST_Dot,function(compressor){return this.expression.may_throw_on_access(compressor)||this.expression.has_side_effects(compressor)});def(AST_Sub,function(compressor){return this.expression.may_throw_on_access(compressor)||this.expression.has_side_effects(compressor)||this.property.has_side_effects(compressor)});def(AST_Sequence,function(compressor){return this.expressions.some(function(expression,index){return expression.has_side_effects(compressor)})})})(function(node,func){node.DEFMETHOD("has_side_effects",func)});(function(def){function all(list){for(var i=list.length;--i>=0;)if(!list[i].is_constant_expression())return false;return true}def(AST_Node,return_false);def(AST_Constant,return_true);def(AST_Lambda,function(scope){var self=this;var result=true;self.walk(new TreeWalker(function(node){if(!result)return true;if(node instanceof AST_SymbolRef){if(self.inlined){result=false;return true}var def=node.definition();if(member(def,self.enclosed)&&!self.variables.has(def.name)){if(scope){var scope_def=scope.find_variable(node);if(def.undeclared?!scope_def:scope_def===def){result="f";return true}}result=false}return true}}));return result});def(AST_Unary,function(){return this.expression.is_constant_expression()});def(AST_Binary,function(){return this.left.is_constant_expression()&&this.right.is_constant_expression()});def(AST_Array,function(){return all(this.elements)});def(AST_Object,function(){return all(this.properties)});def(AST_ObjectProperty,function(){return this.value.is_constant_expression()})})(function(node,func){node.DEFMETHOD("is_constant_expression",func)});function aborts(thing){return thing&&thing.aborts()}(function(def){def(AST_Statement,return_null);def(AST_Jump,return_this);function block_aborts(){var n=this.body.length;return n>0&&aborts(this.body[n-1])}def(AST_BlockStatement,block_aborts);def(AST_SwitchBranch,block_aborts);def(AST_If,function(){return this.alternative&&aborts(this.body)&&aborts(this.alternative)&&this})})(function(node,func){node.DEFMETHOD("aborts",func)});OPT(AST_Directive,function(self,compressor){if(compressor.has_directive(self.value)!==self){return make_node(AST_EmptyStatement,self)}return self});OPT(AST_Debugger,function(self,compressor){if(compressor.option("drop_debugger"))return make_node(AST_EmptyStatement,self);return self});OPT(AST_LabeledStatement,function(self,compressor){if(self.body instanceof AST_Break&&compressor.loopcontrol_target(self.body)===self.body){return make_node(AST_EmptyStatement,self)}return self.label.references.length==0?self.body:self});OPT(AST_Block,function(self,compressor){tighten_body(self.body,compressor);return self});OPT(AST_BlockStatement,function(self,compressor){tighten_body(self.body,compressor);switch(self.body.length){case 1:return self.body[0];case 0:return make_node(AST_EmptyStatement,self)}return self});AST_Scope.DEFMETHOD("drop_unused",function(compressor){if(!compressor.option("unused"))return;if(compressor.has_directive("use asm"))return;var self=this;if(self.uses_eval||self.uses_with)return;var drop_funcs=!(self instanceof AST_Toplevel)||compressor.toplevel.funcs;var drop_vars=!(self instanceof AST_Toplevel)||compressor.toplevel.vars;var assign_as_unused=/keep_assign/.test(compressor.option("unused"))?return_false:function(node){if(node instanceof AST_Assign&&(node.write_only||node.operator=="=")){return node.left}if(node instanceof AST_Unary&&node.write_only)return node.expression};var in_use=[];var in_use_ids=Object.create(null);if(self instanceof AST_Toplevel&&compressor.top_retain){self.variables.each(function(def){if(compressor.top_retain(def)&&!(def.id in in_use_ids)){in_use_ids[def.id]=true;in_use.push(def)}})}var var_defs_by_id=new Dictionary;var initializations=new Dictionary;var scope=this;var tw=new TreeWalker(function(node,descend){if(node===self)return;if(node instanceof AST_Defun){if(!drop_funcs&&scope===self){var node_def=node.name.definition();if(!(node_def.id in in_use_ids)){in_use_ids[node_def.id]=true;in_use.push(node_def)}}initializations.add(node.name.name,node);return true}if(node instanceof AST_SymbolFunarg&&scope===self){var_defs_by_id.add(node.definition().id,node)}if(node instanceof AST_Definitions&&scope===self){node.definitions.forEach(function(def){var node_def=def.name.definition();if(def.name instanceof AST_SymbolVar){var_defs_by_id.add(node_def.id,def)}if(!drop_vars){if(!(node_def.id in in_use_ids)){in_use_ids[node_def.id]=true;in_use.push(node_def)}}if(def.value){initializations.add(def.name.name,def.value);if(def.value.has_side_effects(compressor)){def.value.walk(tw)}}});return true}return scan_ref_scoped(node,descend)});self.walk(tw);tw=new TreeWalker(scan_ref_scoped);for(var i=0;i<in_use.length;++i){in_use[i].orig.forEach(function(decl){var init=initializations.get(decl.name);if(init)init.forEach(function(init){init.walk(tw)})})}var tt=new TreeTransformer(function before(node,descend,in_list){var parent=tt.parent();if(drop_vars){var sym=assign_as_unused(node);if(sym instanceof AST_SymbolRef&&!(sym.definition().id in in_use_ids)){if(node instanceof AST_Assign){return maintain_this_binding(parent,node,node.right.transform(tt))}return make_node(AST_Number,node,{value:0})}}if(scope!==self)return;if(node instanceof AST_Function&&node.name&&!compressor.option("keep_fnames")){var def=node.name.definition();if(!(def.id in in_use_ids)||def.orig.length>1)node.name=null}if(node instanceof AST_Lambda&&!(node instanceof AST_Accessor)){var trim=!compressor.option("keep_fargs");for(var a=node.argnames,i=a.length;--i>=0;){var sym=a[i];if(!(sym.definition().id in in_use_ids)){sym.__unused=true;if(trim){a.pop();compressor[sym.unreferenced()?"warn":"info"]("Dropping unused function argument {name} [{file}:{line},{col}]",template(sym))}}else{trim=false}}}if(drop_funcs&&node instanceof AST_Defun&&node!==self){var def=node.name.definition();if(!(def.id in in_use_ids)){compressor[node.name.unreferenced()?"warn":"info"]("Dropping unused function {name} [{file}:{line},{col}]",template(node.name));def.eliminated++;return make_node(AST_EmptyStatement,node)}}if(node instanceof AST_Definitions&&!(parent instanceof AST_ForIn&&parent.init===node)){var body=[],head=[],tail=[];var side_effects=[];node.definitions.forEach(function(def){if(def.value)def.value=def.value.transform(tt);var sym=def.name.definition();if(!drop_vars||sym.id in in_use_ids){if(def.name instanceof AST_SymbolVar){var var_defs=var_defs_by_id.get(sym.id);if(var_defs.length>1&&(!def.value||sym.orig.indexOf(def.name)>sym.eliminated)){compressor.warn("Dropping duplicated definition of variable {name} [{file}:{line},{col}]",template(def.name));if(def.value){side_effects.push(make_node(AST_Assign,def,{operator:"=",left:make_node(AST_SymbolRef,def.name,def.name),right:def.value}))}remove(var_defs,def);sym.eliminated++;return}}if(def.value){if(side_effects.length>0){if(tail.length>0){side_effects.push(def.value);def.value=make_sequence(def.value,side_effects)}else{body.push(make_node(AST_SimpleStatement,node,{body:make_sequence(node,side_effects)}))}side_effects=[]}tail.push(def)}else{head.push(def)}}else if(sym.orig[0]instanceof AST_SymbolCatch){var value=def.value&&def.value.drop_side_effect_free(compressor);if(value)side_effects.push(value);def.value=null;head.push(def)}else{var value=def.value&&def.value.drop_side_effect_free(compressor);if(value){compressor.warn("Side effects in initialization of unused variable {name} [{file}:{line},{col}]",template(def.name));side_effects.push(value)}else{compressor[def.name.unreferenced()?"warn":"info"]("Dropping unused variable {name} [{file}:{line},{col}]",template(def.name))}sym.eliminated++}});if(head.length>0||tail.length>0){node.definitions=head.concat(tail);body.push(node)}if(side_effects.length>0){body.push(make_node(AST_SimpleStatement,node,{body:make_sequence(node,side_effects)}))}switch(body.length){case 0:return in_list?MAP.skip:make_node(AST_EmptyStatement,node);case 1:return body[0];default:return in_list?MAP.splice(body):make_node(AST_BlockStatement,node,{body:body})}}if(node instanceof AST_For){descend(node,this);var block;if(node.init instanceof AST_BlockStatement){block=node.init;node.init=block.body.pop();block.body.push(node)}if(node.init instanceof AST_SimpleStatement){node.init=node.init.body}else if(is_empty(node.init)){node.init=null}return!block?node:in_list?MAP.splice(block.body):block}if(node instanceof AST_LabeledStatement&&node.body instanceof AST_For){descend(node,this);if(node.body instanceof AST_BlockStatement){var block=node.body;node.body=block.body.pop();block.body.push(node);return in_list?MAP.splice(block.body):block}return node}if(node instanceof AST_Scope){var save_scope=scope;scope=node;descend(node,this);scope=save_scope;return node}function template(sym){return{name:sym.name,file:sym.start.file,line:sym.start.line,col:sym.start.col}}});self.transform(tt);function scan_ref_scoped(node,descend){var sym;if((sym=assign_as_unused(node))instanceof AST_SymbolRef&&self.variables.get(sym.name)===sym.definition()){if(node instanceof AST_Assign)node.right.walk(tw);return true}if(node instanceof AST_SymbolRef){var node_def=node.definition();if(!(node_def.id in in_use_ids)){in_use_ids[node_def.id]=true;in_use.push(node_def)}return true}if(node instanceof AST_Scope){var save_scope=scope;scope=node;descend();scope=save_scope;return true}}});AST_Scope.DEFMETHOD("hoist_declarations",function(compressor){var self=this;if(compressor.has_directive("use asm"))return self;var hoist_funs=compressor.option("hoist_funs");var hoist_vars=compressor.option("hoist_vars");if(hoist_funs||hoist_vars){var dirs=[];var hoisted=[];var vars=new Dictionary,vars_found=0,var_decl=0;self.walk(new TreeWalker(function(node){if(node instanceof AST_Scope&&node!==self)return true;if(node instanceof AST_Var){++var_decl;return true}}));hoist_vars=hoist_vars&&var_decl>1;var tt=new TreeTransformer(function before(node){if(node!==self){if(node instanceof AST_Directive){dirs.push(node);return make_node(AST_EmptyStatement,node)}if(hoist_funs&&node instanceof AST_Defun&&(tt.parent()===self||!compressor.has_directive("use strict"))){hoisted.push(node);return make_node(AST_EmptyStatement,node)}if(hoist_vars&&node instanceof AST_Var){node.definitions.forEach(function(def){vars.set(def.name.name,def);++vars_found});var seq=node.to_assignments(compressor);var p=tt.parent();if(p instanceof AST_ForIn&&p.init===node){if(seq==null){var def=node.definitions[0].name;return make_node(AST_SymbolRef,def,def)}return seq}if(p instanceof AST_For&&p.init===node){return seq}if(!seq)return make_node(AST_EmptyStatement,node);return make_node(AST_SimpleStatement,node,{body:seq})}if(node instanceof AST_Scope)return node}});self=self.transform(tt);if(vars_found>0){var defs=[];vars.each(function(def,name){if(self instanceof AST_Lambda&&find_if(function(x){return x.name==def.name.name},self.argnames)){vars.del(name)}else{def=def.clone();def.value=null;defs.push(def);vars.set(name,def)}});if(defs.length>0){for(var i=0;i<self.body.length;){if(self.body[i]instanceof AST_SimpleStatement){var expr=self.body[i].body,sym,assign;if(expr instanceof AST_Assign&&expr.operator=="="&&(sym=expr.left)instanceof AST_Symbol&&vars.has(sym.name)){var def=vars.get(sym.name);if(def.value)break;def.value=expr.right;remove(defs,def);defs.push(def);self.body.splice(i,1);continue}if(expr instanceof AST_Sequence&&(assign=expr.expressions[0])instanceof AST_Assign&&assign.operator=="="&&(sym=assign.left)instanceof AST_Symbol&&vars.has(sym.name)){var def=vars.get(sym.name);if(def.value)break;def.value=assign.right;remove(defs,def);defs.push(def);self.body[i].body=make_sequence(expr,expr.expressions.slice(1));continue}}if(self.body[i]instanceof AST_EmptyStatement){self.body.splice(i,1);continue}if(self.body[i]instanceof AST_BlockStatement){var tmp=[i,1].concat(self.body[i].body);self.body.splice.apply(self.body,tmp);continue}break}defs=make_node(AST_Var,self,{definitions:defs});hoisted.push(defs)}}self.body=dirs.concat(hoisted,self.body)}return self});AST_Scope.DEFMETHOD("make_var_name",function(prefix){var var_names=this.var_names;if(!var_names){this.var_names=var_names=Object.create(null);this.enclosed.forEach(function(def){var_names[def.name]=true});this.variables.each(function(def,name){var_names[name]=true})}prefix=prefix.replace(/[^a-z_$]+/gi,"_");var name=prefix;for(var i=0;var_names[name];i++)name=prefix+"$"+i;var_names[name]=true;return name});AST_Scope.DEFMETHOD("hoist_properties",function(compressor){var self=this;if(!compressor.option("hoist_props")||compressor.has_directive("use asm"))return self;var top_retain=self instanceof AST_Toplevel&&compressor.top_retain||return_false;var defs_by_id=Object.create(null);return self.transform(new TreeTransformer(function(node,descend){if(node instanceof AST_VarDef){var sym=node.name,def,value;if(sym.scope===self&&!(def=sym.definition()).escaped&&!def.single_use&&!def.direct_access&&!top_retain(def)&&(value=sym.fixed_value())===node.value&&value instanceof AST_Object){descend(node,this);var defs=new Dictionary;var assignments=[];value.properties.forEach(function(prop){assignments.push(make_node(AST_VarDef,node,{name:make_sym(prop.key),value:prop.value}))});defs_by_id[def.id]=defs;return MAP.splice(assignments)}}if(node instanceof AST_PropAccess&&node.expression instanceof AST_SymbolRef){var defs=defs_by_id[node.expression.definition().id];if(defs){var key=node.property;if(key instanceof AST_Node)key=key.getValue();var def=defs.get(key);var sym=make_node(AST_SymbolRef,node,{name:def.name,scope:node.expression.scope,thedef:def});sym.reference({});return sym}}function make_sym(key){var new_var=make_node(sym.CTOR,sym,{name:self.make_var_name(sym.name+"_"+key),scope:self});var def=self.def_variable(new_var);defs.set(key,def);self.enclosed.push(def);return new_var}}))});(function(def){function trim(nodes,compressor,first_in_statement){var len=nodes.length;if(!len)return null;var ret=[],changed=false;for(var i=0;i<len;i++){var node=nodes[i].drop_side_effect_free(compressor,first_in_statement);changed|=node!==nodes[i];if(node){ret.push(node);first_in_statement=false}}return changed?ret.length?ret:null:nodes}def(AST_Node,return_this);def(AST_Constant,return_null);def(AST_This,return_null);def(AST_Call,function(compressor,first_in_statement){if(!this.is_expr_pure(compressor)){if(this.expression instanceof AST_Function&&(!this.expression.name||!this.expression.name.definition().references.length)){var node=this.clone();node.expression.process_expression(false,compressor);return node}return this}if(this.pure){compressor.warn("Dropping __PURE__ call [{file}:{line},{col}]",this.start);this.pure.value=this.pure.value.replace(/[@#]__PURE__/g," ")}var args=trim(this.args,compressor,first_in_statement);return args&&make_sequence(this,args)});def(AST_Accessor,return_null);def(AST_Function,return_null);def(AST_Binary,function(compressor,first_in_statement){var right=this.right.drop_side_effect_free(compressor);if(!right)return this.left.drop_side_effect_free(compressor,first_in_statement);if(lazy_op(this.operator)){if(right===this.right)return this;var node=this.clone();node.right=right;return node}else{var left=this.left.drop_side_effect_free(compressor,first_in_statement);if(!left)return this.right.drop_side_effect_free(compressor,first_in_statement);return make_sequence(this,[left,right])}});def(AST_Assign,function(compressor){this.write_only=!this.left.has_side_effects(compressor);return this});def(AST_Conditional,function(compressor){var consequent=this.consequent.drop_side_effect_free(compressor);var alternative=this.alternative.drop_side_effect_free(compressor);if(consequent===this.consequent&&alternative===this.alternative)return this;if(!consequent)return alternative?make_node(AST_Binary,this,{operator:"||",left:this.condition,right:alternative}):this.condition.drop_side_effect_free(compressor);if(!alternative)return make_node(AST_Binary,this,{operator:"&&",left:this.condition,right:consequent});var node=this.clone();node.consequent=consequent;node.alternative=alternative;return node});def(AST_Unary,function(compressor,first_in_statement){if(unary_side_effects(this.operator)){this.write_only=!this.expression.has_side_effects(compressor);return this}if(this.operator=="typeof"&&this.expression instanceof AST_SymbolRef)return null;var expression=this.expression.drop_side_effect_free(compressor,first_in_statement);if(first_in_statement&&this instanceof AST_UnaryPrefix&&is_iife_call(expression)){if(expression===this.expression&&this.operator.length===1)return this;return make_node(AST_UnaryPrefix,this,{operator:this.operator.length===1?this.operator:"!",expression:expression})}return expression});def(AST_SymbolRef,function(compressor){return this.is_declared(compressor)?null:this});def(AST_Object,function(compressor,first_in_statement){var values=trim(this.properties,compressor,first_in_statement);return values&&make_sequence(this,values)});def(AST_ObjectProperty,function(compressor,first_in_statement){return this.value.drop_side_effect_free(compressor,first_in_statement)});def(AST_Array,function(compressor,first_in_statement){var values=trim(this.elements,compressor,first_in_statement);return values&&make_sequence(this,values)});def(AST_Dot,function(compressor,first_in_statement){if(this.expression.may_throw_on_access(compressor))return this;return this.expression.drop_side_effect_free(compressor,first_in_statement)});def(AST_Sub,function(compressor,first_in_statement){if(this.expression.may_throw_on_access(compressor))return this;var expression=this.expression.drop_side_effect_free(compressor,first_in_statement);if(!expression)return this.property.drop_side_effect_free(compressor,first_in_statement);var property=this.property.drop_side_effect_free(compressor);if(!property)return expression;return make_sequence(this,[expression,property])});def(AST_Sequence,function(compressor){var last=this.tail_node();var expr=last.drop_side_effect_free(compressor);if(expr===last)return this;var expressions=this.expressions.slice(0,-1);if(expr)expressions.push(expr);return make_sequence(this,expressions)})})(function(node,func){node.DEFMETHOD("drop_side_effect_free",func)});OPT(AST_SimpleStatement,function(self,compressor){if(compressor.option("side_effects")){var body=self.body;var node=body.drop_side_effect_free(compressor,true);if(!node){compressor.warn("Dropping side-effect-free statement [{file}:{line},{col}]",self.start);return make_node(AST_EmptyStatement,self)}if(node!==body){return make_node(AST_SimpleStatement,self,{body:node})}}return self});OPT(AST_While,function(self,compressor){return compressor.option("loops")?make_node(AST_For,self,self).optimize(compressor):self});OPT(AST_Do,function(self,compressor){if(!compressor.option("loops"))return self;var cond=self.condition.tail_node().evaluate(compressor);if(!(cond instanceof AST_Node)){if(cond)return make_node(AST_For,self,{body:make_node(AST_BlockStatement,self.body,{body:[self.body,make_node(AST_SimpleStatement,self.condition,{body:self.condition})]})}).optimize(compressor);var has_loop_control=false;var tw=new TreeWalker(function(node){if(node instanceof AST_Scope||has_loop_control)return true;if(node instanceof AST_LoopControl&&tw.loopcontrol_target(node)===self)return has_loop_control=true});var parent=compressor.parent();(parent instanceof AST_LabeledStatement?parent:self).walk(tw);if(!has_loop_control)return make_node(AST_BlockStatement,self.body,{body:[self.body,make_node(AST_SimpleStatement,self.condition,{body:self.condition})]}).optimize(compressor)}return self});function if_break_in_loop(self,compressor){function drop_it(rest){rest=as_statement_array(rest);if(self.body instanceof AST_BlockStatement){self.body=self.body.clone();self.body.body=rest.concat(self.body.body.slice(1));self.body=self.body.transform(compressor)}else{self.body=make_node(AST_BlockStatement,self.body,{body:rest}).transform(compressor)}if_break_in_loop(self,compressor)}var first=self.body instanceof AST_BlockStatement?self.body.body[0]:self.body;if(first instanceof AST_If){if(first.body instanceof AST_Break&&compressor.loopcontrol_target(first.body)===compressor.self()){if(self.condition){self.condition=make_node(AST_Binary,self.condition,{left:self.condition,operator:"&&",right:first.condition.negate(compressor)})}else{self.condition=first.condition.negate(compressor)}drop_it(first.alternative)}else if(first.alternative instanceof AST_Break&&compressor.loopcontrol_target(first.alternative)===compressor.self()){if(self.condition){self.condition=make_node(AST_Binary,self.condition,{left:self.condition,operator:"&&",right:first.condition})}else{self.condition=first.condition}drop_it(first.body)}}}OPT(AST_For,function(self,compressor){if(!compressor.option("loops"))return self;if(compressor.option("side_effects")&&self.init){self.init=self.init.drop_side_effect_free(compressor)}if(self.condition){var cond=self.condition.evaluate(compressor);if(!(cond instanceof AST_Node)){if(cond)self.condition=null;else if(!compressor.option("dead_code")){var orig=self.condition;self.condition=make_node_from_constant(cond,self.condition);self.condition=best_of_expression(self.condition.transform(compressor),orig)}}if(compressor.option("dead_code")){if(cond instanceof AST_Node)cond=self.condition.tail_node().evaluate(compressor);if(!cond){var body=[];extract_declarations_from_unreachable_code(compressor,self.body,body);if(self.init instanceof AST_Statement){body.push(self.init)}else if(self.init){body.push(make_node(AST_SimpleStatement,self.init,{body:self.init}))}body.push(make_node(AST_SimpleStatement,self.condition,{body:self.condition}));return make_node(AST_BlockStatement,self,{body:body}).optimize(compressor)}}}if_break_in_loop(self,compressor);return self});OPT(AST_If,function(self,compressor){if(is_empty(self.alternative))self.alternative=null;if(!compressor.option("conditionals"))return self;var cond=self.condition.evaluate(compressor);if(!compressor.option("dead_code")&&!(cond instanceof AST_Node)){var orig=self.condition;self.condition=make_node_from_constant(cond,orig);self.condition=best_of_expression(self.condition.transform(compressor),orig)}if(compressor.option("dead_code")){if(cond instanceof AST_Node)cond=self.condition.tail_node().evaluate(compressor);if(!cond){compressor.warn("Condition always false [{file}:{line},{col}]",self.condition.start);var body=[];extract_declarations_from_unreachable_code(compressor,self.body,body);body.push(make_node(AST_SimpleStatement,self.condition,{body:self.condition}));if(self.alternative)body.push(self.alternative);return make_node(AST_BlockStatement,self,{body:body}).optimize(compressor)}else if(!(cond instanceof AST_Node)){compressor.warn("Condition always true [{file}:{line},{col}]",self.condition.start);var body=[];if(self.alternative){extract_declarations_from_unreachable_code(compressor,self.alternative,body)}body.push(make_node(AST_SimpleStatement,self.condition,{body:self.condition}));body.push(self.body);return make_node(AST_BlockStatement,self,{body:body}).optimize(compressor)}}var negated=self.condition.negate(compressor);var self_condition_length=self.condition.print_to_string().length;var negated_length=negated.print_to_string().length;var negated_is_best=negated_length<self_condition_length;if(self.alternative&&negated_is_best){negated_is_best=false;self.condition=negated;var tmp=self.body;self.body=self.alternative||make_node(AST_EmptyStatement,self);self.alternative=tmp}if(is_empty(self.body)&&is_empty(self.alternative)){return make_node(AST_SimpleStatement,self.condition,{body:self.condition.clone()}).optimize(compressor)}if(self.body instanceof AST_SimpleStatement&&self.alternative instanceof AST_SimpleStatement){return make_node(AST_SimpleStatement,self,{body:make_node(AST_Conditional,self,{condition:self.condition,consequent:self.body.body,alternative:self.alternative.body})}).optimize(compressor)}if(is_empty(self.alternative)&&self.body instanceof AST_SimpleStatement){if(self_condition_length===negated_length&&!negated_is_best&&self.condition instanceof AST_Binary&&self.condition.operator=="||"){negated_is_best=true}if(negated_is_best)return make_node(AST_SimpleStatement,self,{body:make_node(AST_Binary,self,{operator:"||",left:negated,right:self.body.body})}).optimize(compressor);return make_node(AST_SimpleStatement,self,{body:make_node(AST_Binary,self,{operator:"&&",left:self.condition,right:self.body.body})}).optimize(compressor)}if(self.body instanceof AST_EmptyStatement&&self.alternative instanceof AST_SimpleStatement){return make_node(AST_SimpleStatement,self,{body:make_node(AST_Binary,self,{operator:"||",left:self.condition,right:self.alternative.body})}).optimize(compressor)}if(self.body instanceof AST_Exit&&self.alternative instanceof AST_Exit&&self.body.TYPE==self.alternative.TYPE){return make_node(self.body.CTOR,self,{value:make_node(AST_Conditional,self,{condition:self.condition,consequent:self.body.value||make_node(AST_Undefined,self.body),alternative:self.alternative.value||make_node(AST_Undefined,self.alternative)}).transform(compressor)}).optimize(compressor)}if(self.body instanceof AST_If&&!self.body.alternative&&!self.alternative){self=make_node(AST_If,self,{condition:make_node(AST_Binary,self.condition,{operator:"&&",left:self.condition,right:self.body.condition}),body:self.body.body,alternative:null})}if(aborts(self.body)){if(self.alternative){var alt=self.alternative;self.alternative=null;return make_node(AST_BlockStatement,self,{body:[self,alt]}).optimize(compressor)}}if(aborts(self.alternative)){var body=self.body;self.body=self.alternative;self.condition=negated_is_best?negated:self.condition.negate(compressor);self.alternative=null;return make_node(AST_BlockStatement,self,{body:[self,body]}).optimize(compressor)}return self});OPT(AST_Switch,function(self,compressor){if(!compressor.option("switches"))return self;var branch;var value=self.expression.evaluate(compressor);if(!(value instanceof AST_Node)){var orig=self.expression;self.expression=make_node_from_constant(value,orig);self.expression=best_of_expression(self.expression.transform(compressor),orig)}if(!compressor.option("dead_code"))return self;if(value instanceof AST_Node){value=self.expression.tail_node().evaluate(compressor)}var decl=[];var body=[];var default_branch;var exact_match;for(var i=0,len=self.body.length;i<len&&!exact_match;i++){branch=self.body[i];if(branch instanceof AST_Default){if(!default_branch){default_branch=branch}else{eliminate_branch(branch,body[body.length-1])}}else if(!(value instanceof AST_Node)){var exp=branch.expression.evaluate(compressor);if(!(exp instanceof AST_Node)&&exp!==value){eliminate_branch(branch,body[body.length-1]);continue}if(exp instanceof AST_Node)exp=branch.expression.tail_node().evaluate(compressor);if(exp===value){exact_match=branch;if(default_branch){var default_index=body.indexOf(default_branch);body.splice(default_index,1);eliminate_branch(default_branch,body[default_index-1]);default_branch=null}}}if(aborts(branch)){var prev=body[body.length-1];if(aborts(prev)&&prev.body.length==branch.body.length&&make_node(AST_BlockStatement,prev,prev).equivalent_to(make_node(AST_BlockStatement,branch,branch))){prev.body=[]}}body.push(branch)}while(i<len)eliminate_branch(self.body[i++],body[body.length-1]);if(body.length>0){body[0].body=decl.concat(body[0].body)}self.body=body;while(branch=body[body.length-1]){var stat=branch.body[branch.body.length-1];if(stat instanceof AST_Break&&compressor.loopcontrol_target(stat)===self)branch.body.pop();if(branch.body.length||branch instanceof AST_Case&&(default_branch||branch.expression.has_side_effects(compressor)))break;if(body.pop()===default_branch)default_branch=null}if(body.length==0){return make_node(AST_BlockStatement,self,{body:decl.concat(make_node(AST_SimpleStatement,self.expression,{body:self.expression}))}).optimize(compressor)}if(body.length==1&&(body[0]===exact_match||body[0]===default_branch)){var has_break=false;var tw=new TreeWalker(function(node){if(has_break||node instanceof AST_Lambda||node instanceof AST_SimpleStatement)return true;if(node instanceof AST_Break&&tw.loopcontrol_target(node)===self)has_break=true});self.walk(tw);if(!has_break){var statements=body[0].body.slice();var exp=body[0].expression;if(exp)statements.unshift(make_node(AST_SimpleStatement,exp,{body:exp}));statements.unshift(make_node(AST_SimpleStatement,self.expression,{body:self.expression}));return make_node(AST_BlockStatement,self,{body:statements}).optimize(compressor)}}return self;function eliminate_branch(branch,prev){if(prev&&!aborts(prev)){prev.body=prev.body.concat(branch.body)}else{extract_declarations_from_unreachable_code(compressor,branch,decl)}}});OPT(AST_Try,function(self,compressor){tighten_body(self.body,compressor);if(self.bcatch&&self.bfinally&&all(self.bfinally.body,is_empty))self.bfinally=null;if(all(self.body,is_empty)){var body=[];if(self.bcatch)extract_declarations_from_unreachable_code(compressor,self.bcatch,body);if(self.bfinally)body=body.concat(self.bfinally.body);return make_node(AST_BlockStatement,self,{body:body}).optimize(compressor)}return self});AST_Definitions.DEFMETHOD("remove_initializers",function(){this.definitions.forEach(function(def){def.value=null})});AST_Definitions.DEFMETHOD("to_assignments",function(compressor){var reduce_vars=compressor.option("reduce_vars");var assignments=this.definitions.reduce(function(a,def){if(def.value){var name=make_node(AST_SymbolRef,def.name,def.name);a.push(make_node(AST_Assign,def,{operator:"=",left:name,right:def.value}));if(reduce_vars)name.definition().fixed=false}def=def.name.definition();def.eliminated++;def.replaced--;return a},[]);if(assignments.length==0)return null;return make_sequence(this,assignments)});OPT(AST_Definitions,function(self,compressor){if(self.definitions.length==0)return make_node(AST_EmptyStatement,self);return self});OPT(AST_Call,function(self,compressor){var exp=self.expression;var fn=exp;if(compressor.option("reduce_vars")&&fn instanceof AST_SymbolRef){fn=fn.fixed_value()}if(compressor.option("unused")&&fn instanceof AST_Function&&!fn.uses_arguments&&!fn.uses_eval){var pos=0,last=0;for(var i=0,len=self.args.length;i<len;i++){var trim=i>=fn.argnames.length;if(trim||fn.argnames[i].__unused){var node=self.args[i].drop_side_effect_free(compressor);if(node){self.args[pos++]=node}else if(!trim){self.args[pos++]=make_node(AST_Number,self.args[i],{value:0});continue}}else{self.args[pos++]=self.args[i]}last=pos}self.args.length=last}if(compressor.option("unsafe")){if(is_undeclared_ref(exp))switch(exp.name){case"Array":if(self.args.length!=1){return make_node(AST_Array,self,{elements:self.args}).optimize(compressor)}break;case"Object":if(self.args.length==0){return make_node(AST_Object,self,{properties:[]})}break;case"String":if(self.args.length==0)return make_node(AST_String,self,{value:""});if(self.args.length<=1)return make_node(AST_Binary,self,{left:self.args[0],operator:"+",right:make_node(AST_String,self,{value:""})}).optimize(compressor);break;case"Number":if(self.args.length==0)return make_node(AST_Number,self,{value:0});if(self.args.length==1)return make_node(AST_UnaryPrefix,self,{expression:self.args[0],operator:"+"}).optimize(compressor);case"Boolean":if(self.args.length==0)return make_node(AST_False,self);if(self.args.length==1)return make_node(AST_UnaryPrefix,self,{expression:make_node(AST_UnaryPrefix,self,{expression:self.args[0],operator:"!"}),operator:"!"}).optimize(compressor);break}else if(exp instanceof AST_Dot)switch(exp.property){case"toString":if(self.args.length==0)return make_node(AST_Binary,self,{left:make_node(AST_String,self,{value:""}),operator:"+",right:exp.expression}).optimize(compressor);break;case"join":if(exp.expression instanceof AST_Array)EXIT:{var separator;if(self.args.length>0){separator=self.args[0].evaluate(compressor);if(separator===self.args[0])break EXIT}var elements=[];var consts=[];exp.expression.elements.forEach(function(el){var value=el.evaluate(compressor);if(value!==el){consts.push(value)}else{if(consts.length>0){elements.push(make_node(AST_String,self,{value:consts.join(separator)}));consts.length=0}elements.push(el)}});if(consts.length>0){elements.push(make_node(AST_String,self,{value:consts.join(separator)}))}if(elements.length==0)return make_node(AST_String,self,{value:""});if(elements.length==1){if(elements[0].is_string(compressor)){return elements[0]}return make_node(AST_Binary,elements[0],{operator:"+",left:make_node(AST_String,self,{value:""}),right:elements[0]})}if(separator==""){var first;if(elements[0].is_string(compressor)||elements[1].is_string(compressor)){first=elements.shift()}else{first=make_node(AST_String,self,{value:""})}return elements.reduce(function(prev,el){return make_node(AST_Binary,el,{operator:"+",left:prev,right:el})},first).optimize(compressor)}var node=self.clone();node.expression=node.expression.clone();node.expression.expression=node.expression.expression.clone();node.expression.expression.elements=elements;return best_of(compressor,self,node)}break;case"charAt":if(exp.expression.is_string(compressor)){var arg=self.args[0];var index=arg?arg.evaluate(compressor):0;if(index!==arg){return make_node(AST_Sub,exp,{expression:exp.expression,property:make_node_from_constant(index|0,arg||exp)}).optimize(compressor)}}break}}if(compressor.option("unsafe_Func")&&is_undeclared_ref(exp)&&exp.name=="Function"){if(self.args.length==0)return make_node(AST_Function,self,{argnames:[],body:[]});if(all(self.args,function(x){return x instanceof AST_String})){try{var code="n(function("+self.args.slice(0,-1).map(function(arg){return arg.value}).join(",")+"){"+self.args[self.args.length-1].value+"})";var ast=parse(code);var mangle={ie8:compressor.option("ie8")};ast.figure_out_scope(mangle);var comp=new Compressor(compressor.options);ast=ast.transform(comp);ast.figure_out_scope(mangle);base54.reset();ast.compute_char_frequency(mangle);ast.mangle_names(mangle);var fun;ast.walk(new TreeWalker(function(node){if(fun)return true;if(node instanceof AST_Lambda){fun=node;return true}}));var code=OutputStream();AST_BlockStatement.prototype._codegen.call(fun,fun,code);self.args=[make_node(AST_String,self,{value:fun.argnames.map(function(arg){return arg.print_to_string()}).join(",")}),make_node(AST_String,self.args[self.args.length-1],{value:code.get().replace(/^\{|\}$/g,"")})];return self}catch(ex){if(ex instanceof JS_Parse_Error){compressor.warn("Error parsing code passed to new Function [{file}:{line},{col}]",self.args[self.args.length-1].start);compressor.warn(ex.toString())}else{throw ex}}}}var stat=fn instanceof AST_Function&&fn.body[0];if(compressor.option("inline")&&stat instanceof AST_Return){var value=stat.value;if(!value||value.is_constant_expression()){var args=self.args.concat(value||make_node(AST_Undefined,self));return make_sequence(self,args).optimize(compressor)}}if(fn instanceof AST_Function){if(compressor.option("inline")&&exp===fn&&!fn.name&&!fn.uses_arguments&&!fn.uses_eval&&fn.body.length==1&&!fn.contains_this()&&all(fn.argnames,function(arg){return arg.__unused})&&!self.has_pure_annotation(compressor)){var value;if(stat instanceof AST_Return){value=stat.value}else if(stat instanceof AST_SimpleStatement){value=make_node(AST_UnaryPrefix,stat,{operator:"void",expression:stat.body})}if(value){var args=self.args.concat(value);return make_sequence(self,args).optimize(compressor)}}if(compressor.option("side_effects")&&all(fn.body,is_empty)){var args=self.args.concat(make_node(AST_Undefined,self));return make_sequence(self,args).optimize(compressor)}}if(compressor.option("drop_console")){if(exp instanceof AST_PropAccess){var name=exp.expression;while(name.expression){name=name.expression}if(is_undeclared_ref(name)&&name.name=="console"){return make_node(AST_Undefined,self).optimize(compressor)}}}if(compressor.option("negate_iife")&&compressor.parent()instanceof AST_SimpleStatement&&is_iife_call(self)){return self.negate(compressor,true)}var ev=self.evaluate(compressor);if(ev!==self){ev=make_node_from_constant(ev,self).optimize(compressor);return best_of(compressor,ev,self)}return self});OPT(AST_New,function(self,compressor){if(compressor.option("unsafe")){var exp=self.expression;if(is_undeclared_ref(exp)){switch(exp.name){case"Object":case"RegExp":case"Function":case"Error":case"Array":return make_node(AST_Call,self,self).transform(compressor)}}}return self});OPT(AST_Sequence,function(self,compressor){if(!compressor.option("side_effects"))return self;var expressions=[];filter_for_side_effects();var end=expressions.length-1;trim_right_for_undefined();if(end>0&&compressor.option("cascade"))trim_left_for_assignment();if(end==0){self=maintain_this_binding(compressor.parent(),compressor.self(),expressions[0]);if(!(self instanceof AST_Sequence))self=self.optimize(compressor);return self}self.expressions=expressions;return self;function filter_for_side_effects(){var first=first_in_statement(compressor);var last=self.expressions.length-1;self.expressions.forEach(function(expr,index){if(index<last)expr=expr.drop_side_effect_free(compressor,first);if(expr){merge_sequence(expressions,expr);first=false}})}function trim_right_for_undefined(){while(end>0&&is_undefined(expressions[end],compressor))end--;if(end<expressions.length-1){expressions[end]=make_node(AST_UnaryPrefix,self,{operator:"void",expression:expressions[end]});expressions.length=end+1}}function trim_left_for_assignment(){for(var i=0,j=1;j<=end;j++){var left=expressions[i];var cdr=expressions[j];if(left instanceof AST_Assign&&!left.left.has_side_effects(compressor)){left=left.left}else if(left instanceof AST_Unary&&(left.operator=="++"||left.operator=="--")){left=left.expression}else left=null;if(!left||is_lhs_read_only(left)||left.has_side_effects(compressor)){expressions[++i]=cdr;continue}var parent=null,field;expressions[j]=cdr=cdr.clone();while(true){if(cdr.equivalent_to(left)){var car=expressions[i];if(car instanceof AST_UnaryPostfix){car=make_node(AST_UnaryPrefix,car,{operator:car.operator,expression:left})}else{car.write_only=false}if(parent){parent[field]=car;expressions[i]=expressions[j]}else{expressions[i]=car}break}if(cdr instanceof AST_Binary&&!(cdr instanceof AST_Assign)){if(cdr.left.is_constant()){if(lazy_op(cdr.operator)){expressions[++i]=expressions[j];break}field="right"}else{field="left"}}else if(cdr instanceof AST_Call&&!(left instanceof AST_PropAccess&&cdr.expression.equivalent_to(left))||cdr instanceof AST_PropAccess||cdr instanceof AST_Unary&&!unary_side_effects(cdr.operator)){field="expression"}else if(cdr instanceof AST_Conditional){field="condition"}else{expressions[++i]=expressions[j];break}parent=cdr;cdr=cdr[field]=cdr[field].clone()}}end=i;expressions.length=end+1}});AST_Unary.DEFMETHOD("lift_sequences",function(compressor){if(compressor.option("sequences")){if(this.expression instanceof AST_Sequence){var x=this.expression.expressions.slice();var e=this.clone();e.expression=x.pop();x.push(e);return make_sequence(this,x).optimize(compressor)}}return this});OPT(AST_UnaryPostfix,function(self,compressor){return self.lift_sequences(compressor)});OPT(AST_UnaryPrefix,function(self,compressor){var e=self.expression;if(self.operator=="delete"&&!(e instanceof AST_SymbolRef||e instanceof AST_PropAccess||is_identifier_atom(e))){if(e instanceof AST_Sequence){e=e.expressions.slice();e.push(make_node(AST_True,self));return make_sequence(self,e).optimize(compressor)}return make_sequence(self,[e,make_node(AST_True,self)]).optimize(compressor)}var seq=self.lift_sequences(compressor);if(seq!==self){return seq}if(compressor.option("side_effects")&&self.operator=="void"){e=e.drop_side_effect_free(compressor);if(e){self.expression=e;return self}else{return make_node(AST_Undefined,self).optimize(compressor)}}if(compressor.in_boolean_context()){switch(self.operator){case"!":if(e instanceof AST_UnaryPrefix&&e.operator=="!"){return e.expression}if(e instanceof AST_Binary){self=best_of(compressor,self,e.negate(compressor,first_in_statement(compressor)))}break;case"typeof":compressor.warn("Boolean expression always true [{file}:{line},{col}]",self.start);return(e instanceof AST_SymbolRef?make_node(AST_True,self):make_sequence(self,[e,make_node(AST_True,self)])).optimize(compressor)}}if(self.operator=="-"&&e instanceof AST_Infinity){e=e.transform(compressor)}if(e instanceof AST_Binary&&(self.operator=="+"||self.operator=="-")&&(e.operator=="*"||e.operator=="/"||e.operator=="%")){return make_node(AST_Binary,self,{operator:e.operator,left:make_node(AST_UnaryPrefix,e.left,{operator:self.operator,expression:e.left}),right:e.right})}if(self.operator!="-"||!(e instanceof AST_Number||e instanceof AST_Infinity)){var ev=self.evaluate(compressor);if(ev!==self){ev=make_node_from_constant(ev,self).optimize(compressor);return best_of(compressor,ev,self)}}return self});AST_Binary.DEFMETHOD("lift_sequences",function(compressor){if(compressor.option("sequences")){if(this.left instanceof AST_Sequence){var x=this.left.expressions.slice();var e=this.clone();e.left=x.pop();x.push(e);return make_sequence(this,x).optimize(compressor)}if(this.right instanceof AST_Sequence&&!this.left.has_side_effects(compressor)){var assign=this.operator=="="&&this.left instanceof AST_SymbolRef;var x=this.right.expressions;var last=x.length-1;for(var i=0;i<last;i++){if(!assign&&x[i].has_side_effects(compressor))break}if(i==last){x=x.slice();var e=this.clone();e.right=x.pop();x.push(e);return make_sequence(this,x).optimize(compressor)}else if(i>0){var e=this.clone();e.right=make_sequence(this.right,x.slice(i));x=x.slice(0,i);x.push(e);return make_sequence(this,x).optimize(compressor)}}}return this});var commutativeOperators=makePredicate("== === != !== * & | ^");function is_object(node){return node instanceof AST_Array||node instanceof AST_Lambda||node instanceof AST_Object}OPT(AST_Binary,function(self,compressor){function reversible(){return self.left.is_constant()||self.right.is_constant()||!self.left.has_side_effects(compressor)&&!self.right.has_side_effects(compressor)}function reverse(op){if(reversible()){if(op)self.operator=op;var tmp=self.left;self.left=self.right;self.right=tmp}}if(commutativeOperators(self.operator)){if(self.right.is_constant()&&!self.left.is_constant()){if(!(self.left instanceof AST_Binary&&PRECEDENCE[self.left.operator]>=PRECEDENCE[self.operator])){reverse()}}}self=self.lift_sequences(compressor);if(compressor.option("comparisons"))switch(self.operator){case"===":case"!==":if(self.left.is_string(compressor)&&self.right.is_string(compressor)||self.left.is_number(compressor)&&self.right.is_number(compressor)||self.left.is_boolean()&&self.right.is_boolean()||self.left.equivalent_to(self.right)){self.operator=self.operator.substr(0,2)}case"==":case"!=":if(compressor.option("typeofs")&&self.left instanceof AST_String&&self.left.value=="undefined"&&self.right instanceof AST_UnaryPrefix&&self.right.operator=="typeof"){var expr=self.right.expression;if(expr instanceof AST_SymbolRef?expr.is_declared(compressor):!(expr instanceof AST_PropAccess&&compressor.option("ie8"))){self.right=expr;self.left=make_node(AST_Undefined,self.left).optimize(compressor);if(self.operator.length==2)self.operator+="="}}else if(self.left instanceof AST_SymbolRef&&self.right instanceof AST_SymbolRef&&self.left.definition()===self.right.definition()&&is_object(self.left.fixed_value())){return make_node(self.operator[0]=="="?AST_True:AST_False,self)}break}if(self.operator=="+"&&compressor.in_boolean_context()){var ll=self.left.evaluate(compressor);var rr=self.right.evaluate(compressor);if(ll&&typeof ll=="string"){compressor.warn("+ in boolean context always true [{file}:{line},{col}]",self.start);return make_sequence(self,[self.right,make_node(AST_True,self)]).optimize(compressor)}if(rr&&typeof rr=="string"){compressor.warn("+ in boolean context always true [{file}:{line},{col}]",self.start);return make_sequence(self,[self.left,make_node(AST_True,self)]).optimize(compressor)}}if(compressor.option("comparisons")&&self.is_boolean()){if(!(compressor.parent()instanceof AST_Binary)||compressor.parent()instanceof AST_Assign){var negated=make_node(AST_UnaryPrefix,self,{operator:"!",expression:self.negate(compressor,first_in_statement(compressor))});self=best_of(compressor,self,negated)}if(compressor.option("unsafe_comps")){switch(self.operator){case"<":reverse(">");break;case"<=":reverse(">=");break}}}if(self.operator=="+"){if(self.right instanceof AST_String&&self.right.getValue()==""&&self.left.is_string(compressor)){return self.left}if(self.left instanceof AST_String&&self.left.getValue()==""&&self.right.is_string(compressor)){return self.right}if(self.left instanceof AST_Binary&&self.left.operator=="+"&&self.left.left instanceof AST_String&&self.left.left.getValue()==""&&self.right.is_string(compressor)){self.left=self.left.right;return self.transform(compressor)}}if(compressor.option("evaluate")){switch(self.operator){case"&&":var ll=self.left.truthy?true:self.left.falsy?false:self.left.evaluate(compressor);if(!ll){compressor.warn("Condition left of && always false [{file}:{line},{col}]",self.start);return maintain_this_binding(compressor.parent(),compressor.self(),self.left).optimize(compressor)}else if(!(ll instanceof AST_Node)){compressor.warn("Condition left of && always true [{file}:{line},{col}]",self.start);return make_sequence(self,[self.left,self.right]).optimize(compressor)}var rr=self.right.evaluate(compressor);if(!rr){if(compressor.in_boolean_context()){compressor.warn("Boolean && always false [{file}:{line},{col}]",self.start);return make_sequence(self,[self.left,make_node(AST_False,self)]).optimize(compressor)}else self.falsy=true}else if(!(rr instanceof AST_Node)){var parent=compressor.parent();if(parent.operator=="&&"&&parent.left===compressor.self()||compressor.in_boolean_context()){compressor.warn("Dropping side-effect-free && [{file}:{line},{col}]",self.start);return self.left.optimize(compressor)}}if(self.left.operator=="||"){var lr=self.left.right.evaluate(compressor);if(!lr)return make_node(AST_Conditional,self,{condition:self.left.left,consequent:self.right,alternative:self.left.right}).optimize(compressor)}break;case"||":var ll=self.left.truthy?true:self.left.falsy?false:self.left.evaluate(compressor);if(!ll){compressor.warn("Condition left of || always false [{file}:{line},{col}]",self.start);return make_sequence(self,[self.left,self.right]).optimize(compressor)}else if(!(ll instanceof AST_Node)){compressor.warn("Condition left of || always true [{file}:{line},{col}]",self.start);return maintain_this_binding(compressor.parent(),compressor.self(),self.left).optimize(compressor)}var rr=self.right.evaluate(compressor);if(!rr){var parent=compressor.parent();if(parent.operator=="||"&&parent.left===compressor.self()||compressor.in_boolean_context()){compressor.warn("Dropping side-effect-free || [{file}:{line},{col}]",self.start);return self.left.optimize(compressor)}}else if(!(rr instanceof AST_Node)){if(compressor.in_boolean_context()){compressor.warn("Boolean || always true [{file}:{line},{col}]",self.start);return make_sequence(self,[self.left,make_node(AST_True,self)]).optimize(compressor)}else self.truthy=true}if(self.left.operator=="&&"){var lr=self.left.right.evaluate(compressor);if(lr&&!(lr instanceof AST_Node))return make_node(AST_Conditional,self,{condition:self.left.left,consequent:self.left.right,alternative:self.right}).optimize(compressor)}break}var associative=true;switch(self.operator){case"+":if(self.left instanceof AST_Constant&&self.right instanceof AST_Binary&&self.right.operator=="+"&&self.right.left instanceof AST_Constant&&self.right.is_string(compressor)){self=make_node(AST_Binary,self,{operator:"+",left:make_node(AST_String,self.left,{value:""+self.left.getValue()+self.right.left.getValue(),start:self.left.start,end:self.right.left.end}),right:self.right.right})}if(self.right instanceof AST_Constant&&self.left instanceof AST_Binary&&self.left.operator=="+"&&self.left.right instanceof AST_Constant&&self.left.is_string(compressor)){self=make_node(AST_Binary,self,{operator:"+",left:self.left.left,right:make_node(AST_String,self.right,{value:""+self.left.right.getValue()+self.right.getValue(),start:self.left.right.start,end:self.right.end})})}if(self.left instanceof AST_Binary&&self.left.operator=="+"&&self.left.is_string(compressor)&&self.left.right instanceof AST_Constant&&self.right instanceof AST_Binary&&self.right.operator=="+"&&self.right.left instanceof AST_Constant&&self.right.is_string(compressor)){self=make_node(AST_Binary,self,{operator:"+",left:make_node(AST_Binary,self.left,{operator:"+",left:self.left.left,right:make_node(AST_String,self.left.right,{value:""+self.left.right.getValue()+self.right.left.getValue(),start:self.left.right.start,end:self.right.left.end})}),right:self.right.right})}if(self.right instanceof AST_UnaryPrefix&&self.right.operator=="-"&&self.left.is_number(compressor)){self=make_node(AST_Binary,self,{operator:"-",left:self.left,right:self.right.expression});break}if(self.left instanceof AST_UnaryPrefix&&self.left.operator=="-"&&reversible()&&self.right.is_number(compressor)){self=make_node(AST_Binary,self,{operator:"-",left:self.right,right:self.left.expression});break}case"*":associative=compressor.option("unsafe_math");case"&":case"|":case"^":if(self.left.is_number(compressor)&&self.right.is_number(compressor)&&reversible()&&!(self.left instanceof AST_Binary&&self.left.operator!=self.operator&&PRECEDENCE[self.left.operator]>=PRECEDENCE[self.operator])){var reversed=make_node(AST_Binary,self,{operator:self.operator,left:self.right,right:self.left});if(self.right instanceof AST_Constant&&!(self.left instanceof AST_Constant)){self=best_of(compressor,reversed,self)}else{self=best_of(compressor,self,reversed)}}if(associative&&self.is_number(compressor)){if(self.right instanceof AST_Binary&&self.right.operator==self.operator){self=make_node(AST_Binary,self,{operator:self.operator,left:make_node(AST_Binary,self.left,{operator:self.operator,left:self.left,right:self.right.left,start:self.left.start,end:self.right.left.end}),right:self.right.right})}if(self.right instanceof AST_Constant&&self.left instanceof AST_Binary&&self.left.operator==self.operator){if(self.left.left instanceof AST_Constant){self=make_node(AST_Binary,self,{operator:self.operator,left:make_node(AST_Binary,self.left,{operator:self.operator,left:self.left.left,right:self.right,start:self.left.left.start,end:self.right.end}),right:self.left.right})}else if(self.left.right instanceof AST_Constant){self=make_node(AST_Binary,self,{operator:self.operator,left:make_node(AST_Binary,self.left,{operator:self.operator,left:self.left.right,right:self.right,start:self.left.right.start,end:self.right.end}),right:self.left.left})}}if(self.left instanceof AST_Binary&&self.left.operator==self.operator&&self.left.right instanceof AST_Constant&&self.right instanceof AST_Binary&&self.right.operator==self.operator&&self.right.left instanceof AST_Constant){self=make_node(AST_Binary,self,{operator:self.operator,left:make_node(AST_Binary,self.left,{operator:self.operator,left:make_node(AST_Binary,self.left.left,{operator:self.operator,left:self.left.right,right:self.right.left,start:self.left.right.start,end:self.right.left.end}),right:self.left.left}),right:self.right.right})}}}}if(self.right instanceof AST_Binary&&self.right.operator==self.operator&&(lazy_op(self.operator)||self.operator=="+"&&(self.right.left.is_string(compressor)||self.left.is_string(compressor)&&self.right.right.is_string(compressor)))){self.left=make_node(AST_Binary,self.left,{operator:self.operator,left:self.left,right:self.right.left});self.right=self.right.right;return self.transform(compressor)}var ev=self.evaluate(compressor);if(ev!==self){ev=make_node_from_constant(ev,self).optimize(compressor);return best_of(compressor,ev,self)}return self});function recursive_ref(compressor,def){var node;for(var i=0;node=compressor.parent(i);i++){if(node instanceof AST_Lambda){var name=node.name;if(name&&name.definition()===def)break}}return node}OPT(AST_SymbolRef,function(self,compressor){var def=self.resolve_defines(compressor);if(def){return def.optimize(compressor)}if(!compressor.option("ie8")&&is_undeclared_ref(self)&&(!self.scope.uses_with||!compressor.find_parent(AST_With))){switch(self.name){case"undefined":return make_node(AST_Undefined,self).optimize(compressor);case"NaN":return make_node(AST_NaN,self).optimize(compressor);case"Infinity":return make_node(AST_Infinity,self).optimize(compressor)}}if(compressor.option("reduce_vars")&&is_lhs(self,compressor.parent())!==self){var d=self.definition();var fixed=self.fixed_value();if(fixed instanceof AST_Defun){d.fixed=fixed=make_node(AST_Function,fixed,fixed)}if(d.single_use&&fixed instanceof AST_Function){if(d.scope!==self.scope&&(!compressor.option("reduce_funcs")||d.escaped||fixed.inlined)){d.single_use=false}else if(recursive_ref(compressor,d)){d.single_use=false}else if(d.scope!==self.scope||d.orig[0]instanceof AST_SymbolFunarg){d.single_use=fixed.is_constant_expression(self.scope);if(d.single_use=="f"){var scope=self.scope;do{if(scope instanceof AST_Defun||scope instanceof AST_Function){scope.inlined=true}}while(scope=scope.parent_scope)}}}if(d.single_use&&fixed){var value=fixed.optimize(compressor);return value===fixed?fixed.clone(true):value}if(fixed&&d.should_replace===undefined){var init;if(fixed instanceof AST_This){if(!(d.orig[0]instanceof AST_SymbolFunarg)&&all(d.references,function(ref){return d.scope===ref.scope})){init=fixed}}else{var ev=fixed.evaluate(compressor);if(ev!==fixed&&(compressor.option("unsafe_regexp")||!(ev instanceof RegExp))){init=make_node_from_constant(ev,fixed)}}if(init){var value_length=init.optimize(compressor).print_to_string().length;var fn;if(has_symbol_ref(fixed)){fn=function(){var result=init.optimize(compressor);return result===init?result.clone(true):result}}else{value_length=Math.min(value_length,fixed.print_to_string().length);fn=function(){var result=best_of_expression(init.optimize(compressor),fixed);return result===init||result===fixed?result.clone(true):result}}var name_length=d.name.length;var overhead=0;if(compressor.option("unused")&&!compressor.exposed(d)){overhead=(name_length+2+value_length)/d.references.length}d.should_replace=value_length<=name_length+overhead?fn:false}else{d.should_replace=false}}if(d.should_replace){return d.should_replace()}}return self;function has_symbol_ref(value){var found;value.walk(new TreeWalker(function(node){if(node instanceof AST_SymbolRef)found=true;if(found)return true}));return found}});function is_atomic(lhs,self){return lhs instanceof AST_SymbolRef||lhs.TYPE===self.TYPE}OPT(AST_Undefined,function(self,compressor){if(compressor.option("unsafe")){var undef=find_variable(compressor,"undefined");if(undef){var ref=make_node(AST_SymbolRef,self,{name:"undefined",scope:undef.scope,thedef:undef});ref.is_undefined=true;return ref}}var lhs=is_lhs(compressor.self(),compressor.parent());if(lhs&&is_atomic(lhs,self))return self;return make_node(AST_UnaryPrefix,self,{operator:"void",expression:make_node(AST_Number,self,{value:0})})});OPT(AST_Infinity,function(self,compressor){var lhs=is_lhs(compressor.self(),compressor.parent());if(lhs&&is_atomic(lhs,self))return self;if(compressor.option("keep_infinity")&&!(lhs&&!is_atomic(lhs,self))&&!find_variable(compressor,"Infinity"))return self;return make_node(AST_Binary,self,{operator:"/",left:make_node(AST_Number,self,{value:1}),right:make_node(AST_Number,self,{value:0})})});OPT(AST_NaN,function(self,compressor){var lhs=is_lhs(compressor.self(),compressor.parent());if(lhs&&!is_atomic(lhs,self)||find_variable(compressor,"NaN")){return make_node(AST_Binary,self,{operator:"/",left:make_node(AST_Number,self,{value:0}),right:make_node(AST_Number,self,{value:0})})}return self});var ASSIGN_OPS=["+","-","/","*","%",">>","<<",">>>","|","^","&"];var ASSIGN_OPS_COMMUTATIVE=["*","|","^","&"];OPT(AST_Assign,function(self,compressor){self=self.lift_sequences(compressor);if(self.operator=="="&&self.left instanceof AST_SymbolRef&&self.right instanceof AST_Binary){if(self.right.left instanceof AST_SymbolRef&&self.right.left.name==self.left.name&&member(self.right.operator,ASSIGN_OPS)){self.operator=self.right.operator+"=";self.right=self.right.right}else if(self.right.right instanceof AST_SymbolRef&&self.right.right.name==self.left.name&&member(self.right.operator,ASSIGN_OPS_COMMUTATIVE)&&!self.right.left.has_side_effects(compressor)){self.operator=self.right.operator+"=";self.right=self.right.left}}return self});OPT(AST_Conditional,function(self,compressor){if(!compressor.option("conditionals"))return self;if(self.condition instanceof AST_Sequence){var expressions=self.condition.expressions.slice();self.condition=expressions.pop();expressions.push(self);return make_sequence(self,expressions)}var cond=self.condition.evaluate(compressor);if(cond!==self.condition){if(cond){compressor.warn("Condition always true [{file}:{line},{col}]",self.start);return maintain_this_binding(compressor.parent(),compressor.self(),self.consequent)}else{compressor.warn("Condition always false [{file}:{line},{col}]",self.start);return maintain_this_binding(compressor.parent(),compressor.self(),self.alternative)}}var negated=cond.negate(compressor,first_in_statement(compressor));if(best_of(compressor,cond,negated)===negated){self=make_node(AST_Conditional,self,{condition:negated,consequent:self.alternative,alternative:self.consequent})}var condition=self.condition;var consequent=self.consequent;var alternative=self.alternative;if(condition instanceof AST_SymbolRef&&consequent instanceof AST_SymbolRef&&condition.definition()===consequent.definition()){return make_node(AST_Binary,self,{operator:"||",left:condition,right:alternative})}if(consequent instanceof AST_Assign&&alternative instanceof AST_Assign&&consequent.operator==alternative.operator&&consequent.left.equivalent_to(alternative.left)&&(!self.condition.has_side_effects(compressor)||consequent.operator=="="&&!consequent.left.has_side_effects(compressor))){return make_node(AST_Assign,self,{operator:consequent.operator,left:consequent.left,right:make_node(AST_Conditional,self,{condition:self.condition,consequent:consequent.right,alternative:alternative.right})})}var arg_index;if(consequent instanceof AST_Call&&alternative.TYPE===consequent.TYPE&&consequent.args.length>0&&consequent.args.length==alternative.args.length&&consequent.expression.equivalent_to(alternative.expression)&&!self.condition.has_side_effects(compressor)&&!consequent.expression.has_side_effects(compressor)&&typeof(arg_index=single_arg_diff())=="number"){var node=consequent.clone();node.args[arg_index]=make_node(AST_Conditional,self,{condition:self.condition,consequent:consequent.args[arg_index],alternative:alternative.args[arg_index]});return node}if(consequent instanceof AST_Conditional&&consequent.alternative.equivalent_to(alternative)){return make_node(AST_Conditional,self,{condition:make_node(AST_Binary,self,{left:self.condition,operator:"&&",right:consequent.condition}),consequent:consequent.consequent,alternative:alternative})}if(consequent.equivalent_to(alternative)){return make_sequence(self,[self.condition,consequent]).optimize(compressor)}var in_bool=compressor.in_boolean_context();if(is_true(self.consequent)){if(is_false(self.alternative)){return booleanize(self.condition)}return make_node(AST_Binary,self,{operator:"||",left:booleanize(self.condition),right:self.alternative})}if(is_false(self.consequent)){if(is_true(self.alternative)){return booleanize(self.condition.negate(compressor))}return make_node(AST_Binary,self,{operator:"&&",left:booleanize(self.condition.negate(compressor)),right:self.alternative})}if(is_true(self.alternative)){return make_node(AST_Binary,self,{operator:"||",left:booleanize(self.condition.negate(compressor)),right:self.consequent})}if(is_false(self.alternative)){return make_node(AST_Binary,self,{operator:"&&",left:booleanize(self.condition),right:self.consequent})}return self;function booleanize(node){if(node.is_boolean())return node;return make_node(AST_UnaryPrefix,node,{operator:"!",expression:node.negate(compressor)})}function is_true(node){return node instanceof AST_True||in_bool&&node instanceof AST_Constant&&node.getValue()||node instanceof AST_UnaryPrefix&&node.operator=="!"&&node.expression instanceof AST_Constant&&!node.expression.getValue()}function is_false(node){return node instanceof AST_False||in_bool&&node instanceof AST_Constant&&!node.getValue()||node instanceof AST_UnaryPrefix&&node.operator=="!"&&node.expression instanceof AST_Constant&&node.expression.getValue()}function single_arg_diff(){var a=consequent.args;var b=alternative.args;for(var i=0,len=a.length;i<len;i++){if(!a[i].equivalent_to(b[i])){for(var j=i+1;j<len;j++){if(!a[j].equivalent_to(b[j]))return}return i}}}});OPT(AST_Boolean,function(self,compressor){if(compressor.in_boolean_context())return make_node(AST_Number,self,{value:+self.value});if(compressor.option("booleans")){var p=compressor.parent();if(p instanceof AST_Binary&&(p.operator=="=="||p.operator=="!=")){compressor.warn("Non-strict equality against boolean: {operator} {value} [{file}:{line},{col}]",{operator:p.operator,value:self.value,file:p.start.file,line:p.start.line,col:p.start.col});return make_node(AST_Number,self,{value:+self.value})}return make_node(AST_UnaryPrefix,self,{operator:"!",expression:make_node(AST_Number,self,{value:1-self.value})})}return self});OPT(AST_Sub,function(self,compressor){var expr=self.expression;var prop=self.property;if(compressor.option("properties")){var key=prop.evaluate(compressor);if(key!==prop){if(typeof key=="string"){if(key=="undefined"){key=undefined}else{var value=parseFloat(key);if(value.toString()==key){key=value}}}prop=self.property=best_of_expression(prop,make_node_from_constant(key,prop).transform(compressor));var property=""+key;if(is_identifier_string(property)&&property.length<=prop.print_to_string().length+1){return make_node(AST_Dot,self,{expression:expr,property:property}).optimize(compressor)}}}if(is_lhs(self,compressor.parent()))return self;if(key!==prop){var sub=self.flatten_object(property,compressor);if(sub){expr=self.expression=sub.expression;prop=self.property=sub.property}}if(compressor.option("properties")&&compressor.option("side_effects")&&prop instanceof AST_Number&&expr instanceof AST_Array){var index=prop.getValue();var elements=expr.elements;if(index in elements){var flatten=true;var values=[];for(var i=elements.length;--i>index;){var value=elements[i].drop_side_effect_free(compressor);if(value){values.unshift(value);if(flatten&&value.has_side_effects(compressor))flatten=false}}var retValue=elements[index];retValue=retValue instanceof AST_Hole?make_node(AST_Undefined,retValue):retValue;if(!flatten)values.unshift(retValue);while(--i>=0){var value=elements[i].drop_side_effect_free(compressor);if(value)values.unshift(value);else index--}if(flatten){values.push(retValue);return make_sequence(self,values).optimize(compressor)}else return make_node(AST_Sub,self,{expression:make_node(AST_Array,expr,{elements:values}),property:make_node(AST_Number,prop,{value:index})})}}var ev=self.evaluate(compressor);if(ev!==self){ev=make_node_from_constant(ev,self).optimize(compressor);return best_of(compressor,ev,self)}return self});AST_Lambda.DEFMETHOD("contains_this",function(){var result;var self=this;self.walk(new TreeWalker(function(node){if(result)return true;if(node instanceof AST_This)return result=true;if(node!==self&&node instanceof AST_Scope)return true}));return result});AST_PropAccess.DEFMETHOD("flatten_object",function(key,compressor){if(!compressor.option("properties"))return;var expr=this.expression;if(expr instanceof AST_Object){var props=expr.properties;for(var i=props.length;--i>=0;){var prop=props[i];if(""+prop.key==key){if(!all(props,function(prop){return prop instanceof AST_ObjectKeyVal}))break;var value=prop.value;if(value instanceof AST_Function&&!(compressor.parent()instanceof AST_New)&&value.contains_this())break;return make_node(AST_Sub,this,{expression:make_node(AST_Array,expr,{elements:props.map(function(prop){return prop.value})}),property:make_node(AST_Number,this,{value:i})})}}}});OPT(AST_Dot,function(self,compressor){var def=self.resolve_defines(compressor);if(def){return def.optimize(compressor)}if(compressor.option("unsafe_proto")&&self.expression instanceof AST_Dot&&self.expression.property=="prototype"){var exp=self.expression.expression;if(is_undeclared_ref(exp))switch(exp.name){case"Array":self.expression=make_node(AST_Array,self.expression,{elements:[]});break;case"Object":self.expression=make_node(AST_Object,self.expression,{properties:[]});break;case"String":self.expression=make_node(AST_String,self.expression,{value:""});break}}if(is_lhs(self,compressor.parent()))return self;var sub=self.flatten_object(self.property,compressor);if(sub)return sub.optimize(compressor);var ev=self.evaluate(compressor);if(ev!==self){ev=make_node_from_constant(ev,self).optimize(compressor);return best_of(compressor,ev,self)}return self});function literals_in_boolean_context(self,compressor){if(compressor.in_boolean_context()){return best_of(compressor,self,make_sequence(self,[self,make_node(AST_True,self)]).optimize(compressor))}return self}OPT(AST_Array,literals_in_boolean_context);OPT(AST_Object,literals_in_boolean_context);OPT(AST_RegExp,literals_in_boolean_context);OPT(AST_Return,function(self,compressor){if(self.value&&is_undefined(self.value,compressor)){self.value=null}return self});OPT(AST_VarDef,function(self,compressor){var defines=compressor.option("global_defs");if(defines&&HOP(defines,self.name.name)){compressor.warn("global_defs "+self.name.name+" redefined [{file}:{line},{col}]",self.start)}return self})})();/*********************************************************************** +"use strict";function Compressor(options,false_by_default){if(!(this instanceof Compressor))return new Compressor(options,false_by_default);TreeTransformer.call(this,this.before,this.after);this.options=defaults(options,{booleans:!false_by_default,collapse_vars:!false_by_default,comparisons:!false_by_default,conditionals:!false_by_default,dead_code:!false_by_default,drop_console:false,drop_debugger:!false_by_default,evaluate:!false_by_default,expression:false,global_defs:{},hoist_funs:false,hoist_props:!false_by_default,hoist_vars:false,ie8:false,if_return:!false_by_default,inline:!false_by_default,join_vars:!false_by_default,keep_fargs:true,keep_fnames:false,keep_infinity:false,loops:!false_by_default,negate_iife:!false_by_default,passes:1,properties:!false_by_default,pure_getters:!false_by_default&&"strict",pure_funcs:null,reduce_funcs:!false_by_default,reduce_vars:!false_by_default,sequences:!false_by_default,side_effects:!false_by_default,switches:!false_by_default,top_retain:null,toplevel:!!(options&&options["top_retain"]),typeofs:!false_by_default,unsafe:false,unsafe_comps:false,unsafe_Func:false,unsafe_math:false,unsafe_proto:false,unsafe_regexp:false,unused:!false_by_default,warnings:false},true);var global_defs=this.options["global_defs"];if(typeof global_defs=="object")for(var key in global_defs){if(/^@/.test(key)&&HOP(global_defs,key)){global_defs[key.slice(1)]=parse(global_defs[key],{expression:true})}}var pure_funcs=this.options["pure_funcs"];if(typeof pure_funcs=="function"){this.pure_funcs=pure_funcs}else{this.pure_funcs=pure_funcs?function(node){return pure_funcs.indexOf(node.expression.print_to_string())<0}:return_true}var top_retain=this.options["top_retain"];if(top_retain instanceof RegExp){this.top_retain=function(def){return top_retain.test(def.name)}}else if(typeof top_retain=="function"){this.top_retain=top_retain}else if(top_retain){if(typeof top_retain=="string"){top_retain=top_retain.split(/,/)}this.top_retain=function(def){return top_retain.indexOf(def.name)>=0}}var toplevel=this.options["toplevel"];this.toplevel=typeof toplevel=="string"?{funcs:/funcs/.test(toplevel),vars:/vars/.test(toplevel)}:{funcs:toplevel,vars:toplevel};var sequences=this.options["sequences"];this.sequences_limit=sequences==1?800:sequences|0;this.warnings_produced={}}Compressor.prototype=new TreeTransformer;merge(Compressor.prototype,{option:function(key){return this.options[key]},exposed:function(def){if(def.global)for(var i=0,len=def.orig.length;i<len;i++)if(!this.toplevel[def.orig[i]instanceof AST_SymbolDefun?"funcs":"vars"])return true;return false},in_boolean_context:function(){if(!this.option("booleans"))return false;var self=this.self();for(var i=0,p;p=this.parent(i);i++){if(p instanceof AST_SimpleStatement||p instanceof AST_Conditional&&p.condition===self||p instanceof AST_DWLoop&&p.condition===self||p instanceof AST_For&&p.condition===self||p instanceof AST_If&&p.condition===self||p instanceof AST_UnaryPrefix&&p.operator=="!"&&p.expression===self){return true}if(p instanceof AST_Binary&&(p.operator=="&&"||p.operator=="||")||p instanceof AST_Conditional||p.tail_node()===self){self=p}else{return false}}},compress:function(node){if(this.option("expression")){node.process_expression(true)}var passes=+this.options.passes||1;var last_count=1/0;var mangle={ie8:this.option("ie8")};for(var pass=0;pass<passes;pass++){node.figure_out_scope(mangle);if(pass>0||this.option("reduce_vars"))node.reset_opt_flags(this);node=node.transform(this);if(passes>1){var count=0;node.walk(new TreeWalker(function(){count++}));this.info("pass "+pass+": last_count: "+last_count+", count: "+count);if(count>=last_count)break;last_count=count}}if(this.option("expression")){node.process_expression(false)}return node},info:function(){if(this.options.warnings=="verbose"){AST_Node.warn.apply(AST_Node,arguments)}},warn:function(text,props){if(this.options.warnings){var message=string_template(text,props);if(!(message in this.warnings_produced)){this.warnings_produced[message]=true;AST_Node.warn.apply(AST_Node,arguments)}}},clear_warnings:function(){this.warnings_produced={}},before:function(node,descend,in_list){if(node._squeezed)return node;var was_scope=false;if(node instanceof AST_Scope){node=node.hoist_properties(this);node=node.hoist_declarations(this);was_scope=true}descend(node,this);descend(node,this);var opt=node.optimize(this);if(was_scope&&opt instanceof AST_Scope){opt.drop_unused(this);descend(opt,this)}if(opt===node)opt._squeezed=true;return opt}});(function(){function OPT(node,optimizer){node.DEFMETHOD("optimize",function(compressor){var self=this;if(self._optimized)return self;if(compressor.has_directive("use asm"))return self;var opt=optimizer(self,compressor);opt._optimized=true;return opt})}OPT(AST_Node,function(self,compressor){return self});AST_Node.DEFMETHOD("equivalent_to",function(node){return this.TYPE==node.TYPE&&this.print_to_string()==node.print_to_string()});AST_Scope.DEFMETHOD("process_expression",function(insert,compressor){var self=this;var tt=new TreeTransformer(function(node){if(insert&&node instanceof AST_SimpleStatement){return make_node(AST_Return,node,{value:node.body})}if(!insert&&node instanceof AST_Return){if(compressor){var value=node.value&&node.value.drop_side_effect_free(compressor,true);return value?make_node(AST_SimpleStatement,node,{body:value}):make_node(AST_EmptyStatement,node)}return make_node(AST_SimpleStatement,node,{body:node.value||make_node(AST_UnaryPrefix,node,{operator:"void",expression:make_node(AST_Number,node,{value:0})})})}if(node instanceof AST_Lambda&&node!==self){return node}if(node instanceof AST_Block){var index=node.body.length-1;if(index>=0){node.body[index]=node.body[index].transform(tt)}}else if(node instanceof AST_If){node.body=node.body.transform(tt);if(node.alternative){node.alternative=node.alternative.transform(tt)}}else if(node instanceof AST_With){node.body=node.body.transform(tt)}return node});self.transform(tt)});(function(def){def(AST_Node,noop);function reset_def(compressor,def){def.direct_access=false;def.escaped=false;if(def.scope.uses_eval||def.scope.uses_with){def.fixed=false}else if(!compressor.exposed(def)){def.fixed=undefined}else{def.fixed=false}def.recursive_refs=0;def.references=[];def.should_replace=undefined;def.single_use=undefined}function reset_variables(compressor,node){node.variables.each(function(def){reset_def(compressor,def)})}function push(tw){tw.safe_ids=Object.create(tw.safe_ids)}function pop(tw){tw.safe_ids=Object.getPrototypeOf(tw.safe_ids)}function mark(tw,def,safe){tw.safe_ids[def.id]=safe}function safe_to_read(tw,def){if(tw.safe_ids[def.id]){if(def.fixed==null){var orig=def.orig[0];if(orig instanceof AST_SymbolFunarg||orig.name=="arguments")return false;def.fixed=make_node(AST_Undefined,orig)}return true}return def.fixed instanceof AST_Defun}function safe_to_assign(tw,def,value){if(!HOP(tw.safe_ids,def.id))return false;if(!safe_to_read(tw,def))return false;if(def.fixed===false)return false;if(def.fixed!=null&&(!value||def.references.length>0))return false;return all(def.orig,function(sym){return!(sym instanceof AST_SymbolDefun||sym instanceof AST_SymbolLambda)})}function ref_once(tw,compressor,def){return compressor.option("unused")&&!def.scope.uses_eval&&!def.scope.uses_with&&def.references.length-def.recursive_refs==1&&tw.loop_ids[def.id]===tw.in_loop}function is_immutable(value){if(!value)return false;return value.is_constant()||value instanceof AST_Lambda||value instanceof AST_This}function read_property(obj,key){if(key instanceof AST_Constant)key=key.getValue();if(key instanceof AST_Node)return null;var value;if(obj instanceof AST_Array){var elements=obj.elements;if(key=="length")return make_node_from_constant(elements.length,obj);if(typeof key=="number"&&key in elements)value=elements[key]}else if(obj instanceof AST_Object){var props=obj.properties;for(var i=props.length;--i>=0;){var prop=props[i];if(!(prop instanceof AST_ObjectKeyVal))return;if(!value&&props[i].key===key)value=props[i].value}}return value instanceof AST_SymbolRef&&value.fixed_value()||value}function is_modified(tw,node,value,level,immutable){var parent=tw.parent(level);if(is_lhs(node,parent)||!immutable&&parent instanceof AST_Call&&parent.expression===node&&(!(value instanceof AST_Function)||!(parent instanceof AST_New)&&value.contains_this())){return true}else if(parent instanceof AST_Array){return is_modified(tw,parent,parent,level+1)}else if(parent instanceof AST_ObjectKeyVal&&node===parent.value){var obj=tw.parent(level+1);return is_modified(tw,obj,obj,level+2)}else if(parent instanceof AST_PropAccess&&parent.expression===node){return!immutable&&is_modified(tw,parent,read_property(value,parent.property),level+1)}}function mark_escaped(tw,d,scope,node,value,level,depth){var parent=tw.parent(level);if(value&&value.is_constant())return;if(parent instanceof AST_Assign&&parent.operator=="="&&node===parent.right||parent instanceof AST_Call&&node!==parent.expression||parent instanceof AST_Exit&&node===parent.value&&node.scope!==d.scope||parent instanceof AST_VarDef&&node===parent.value){if(depth>1&&!(value&&value.is_constant_expression(scope)))depth=1;if(!d.escaped||d.escaped>depth)d.escaped=depth;return}else if(parent instanceof AST_Array||parent instanceof AST_Binary&&lazy_op(parent.operator)||parent instanceof AST_Conditional&&node!==parent.condition||parent instanceof AST_Sequence&&node===parent.tail_node()){mark_escaped(tw,d,scope,parent,parent,level+1,depth)}else if(parent instanceof AST_ObjectKeyVal&&node===parent.value){var obj=tw.parent(level+1);mark_escaped(tw,d,scope,obj,obj,level+2,depth)}else if(parent instanceof AST_PropAccess&&node===parent.expression){value=read_property(value,parent.property);mark_escaped(tw,d,scope,parent,value,level+1,depth+1);if(value)return}if(level==0)d.direct_access=true}var suppressor=new TreeWalker(function(node){if(!(node instanceof AST_Symbol))return;var d=node.definition();if(!d)return;if(node instanceof AST_SymbolRef)d.references.push(node);d.fixed=false});def(AST_Accessor,function(tw,descend){push(tw);descend();pop(tw);return true});def(AST_Assign,function(tw){var node=this;if(node.operator!="="||!(node.left instanceof AST_SymbolRef))return;var d=node.left.definition();if(safe_to_assign(tw,d,node.right)||d.fixed===undefined&&all(d.orig,function(sym){return sym instanceof AST_SymbolVar})){d.references.push(node.left);d.fixed=function(){return node.right};mark(tw,d,false);node.right.walk(tw);mark(tw,d,true);return true}});def(AST_Binary,function(tw){if(!lazy_op(this.operator))return;this.left.walk(tw);push(tw);this.right.walk(tw);pop(tw);return true});def(AST_Conditional,function(tw){this.condition.walk(tw);push(tw);this.consequent.walk(tw);pop(tw);push(tw);this.alternative.walk(tw);pop(tw);return true});def(AST_Defun,function(tw,descend,compressor){reset_variables(compressor,this);this.inlined=false;var d=this.name.definition();if(compressor.exposed(d)||safe_to_read(tw,d)){d.fixed=false}else{d.fixed=this;d.single_use=ref_once(tw,compressor,d);tw.loop_ids[d.id]=tw.in_loop;mark(tw,d,true)}var save_ids=tw.safe_ids;tw.safe_ids=Object.create(null);descend();tw.safe_ids=save_ids;return true});def(AST_Do,function(tw){var saved_loop=tw.in_loop;tw.in_loop=this;push(tw);this.body.walk(tw);this.condition.walk(tw);pop(tw);tw.in_loop=saved_loop;return true});def(AST_For,function(tw){if(this.init)this.init.walk(tw);var saved_loop=tw.in_loop;tw.in_loop=this;if(this.condition){push(tw);this.condition.walk(tw);pop(tw)}push(tw);this.body.walk(tw);pop(tw);if(this.step){push(tw);this.step.walk(tw);pop(tw)}tw.in_loop=saved_loop;return true});def(AST_ForIn,function(tw){this.init.walk(suppressor);this.object.walk(tw);var saved_loop=tw.in_loop;tw.in_loop=this;push(tw);this.body.walk(tw);pop(tw);tw.in_loop=saved_loop;return true});def(AST_Function,function(tw,descend,compressor){var node=this;reset_variables(compressor,node);node.inlined=false;push(tw);var iife;if(!node.name&&(iife=tw.parent())instanceof AST_Call&&iife.expression===node){node.argnames.forEach(function(arg,i){var d=arg.definition();if(!node.uses_arguments&&d.fixed===undefined){d.fixed=function(){return iife.args[i]||make_node(AST_Undefined,iife)};tw.loop_ids[d.id]=tw.in_loop;mark(tw,d,true)}else{d.fixed=false}})}descend();pop(tw);return true});def(AST_If,function(tw){this.condition.walk(tw);push(tw);this.body.walk(tw);pop(tw);if(this.alternative){push(tw);this.alternative.walk(tw);pop(tw)}return true});def(AST_LabeledStatement,function(tw){push(tw);this.body.walk(tw);pop(tw);return true});def(AST_SwitchBranch,function(tw,descend){push(tw);descend();pop(tw);return true});def(AST_SymbolCatch,function(){this.definition().fixed=false});def(AST_SymbolRef,function(tw,descend,compressor){var d=this.definition();d.references.push(this);if(d.references.length==1&&!d.fixed&&d.orig[0]instanceof AST_SymbolDefun){tw.loop_ids[d.id]=tw.in_loop}var value;if(d.fixed===undefined||!safe_to_read(tw,d)||d.single_use=="m"){d.fixed=false}else if(d.fixed){value=this.fixed_value();if(value instanceof AST_Lambda&&recursive_ref(tw,d)){d.recursive_refs++}else if(value&&ref_once(tw,compressor,d)){d.single_use=value instanceof AST_Lambda||d.scope===this.scope&&value.is_constant_expression()}else{d.single_use=false}if(is_modified(tw,this,value,0,is_immutable(value))){if(d.single_use){d.single_use="m"}else{d.fixed=false}}}mark_escaped(tw,d,this.scope,this,value,0,1)});def(AST_Toplevel,function(tw,descend,compressor){this.globals.each(function(def){reset_def(compressor,def)});reset_variables(compressor,this)});def(AST_Try,function(tw){push(tw);walk_body(this,tw);pop(tw);if(this.bcatch){push(tw);this.bcatch.walk(tw);pop(tw)}if(this.bfinally)this.bfinally.walk(tw);return true});def(AST_VarDef,function(tw,descend){var node=this;var d=node.name.definition();if(d.fixed===undefined||safe_to_assign(tw,d,node.value)){if(node.value){d.fixed=function(){return node.value};tw.loop_ids[d.id]=tw.in_loop;mark(tw,d,false);descend()}else{d.fixed=null}mark(tw,d,true);return true}else if(node.value){d.fixed=false}});def(AST_While,function(tw){var saved_loop=tw.in_loop;tw.in_loop=this;push(tw);this.condition.walk(tw);this.body.walk(tw);pop(tw);tw.in_loop=saved_loop;return true})})(function(node,func){node.DEFMETHOD("reduce_vars",func)});AST_Toplevel.DEFMETHOD("reset_opt_flags",function(compressor){var reduce_vars=compressor.option("reduce_vars");var tw=new TreeWalker(function(node,descend){node._squeezed=false;node._optimized=false;if(reduce_vars)return node.reduce_vars(tw,descend,compressor)});tw.safe_ids=Object.create(null);tw.in_loop=null;tw.loop_ids=Object.create(null);this.walk(tw)});AST_Symbol.DEFMETHOD("fixed_value",function(){var fixed=this.definition().fixed;if(!fixed||fixed instanceof AST_Node)return fixed;return fixed()});AST_SymbolRef.DEFMETHOD("is_immutable",function(){var orig=this.definition().orig;return orig.length==1&&orig[0]instanceof AST_SymbolLambda});function is_lhs_read_only(lhs){if(lhs instanceof AST_This)return true;if(lhs instanceof AST_SymbolRef)return lhs.definition().orig[0]instanceof AST_SymbolLambda;if(lhs instanceof AST_PropAccess){lhs=lhs.expression;if(lhs instanceof AST_SymbolRef){if(lhs.is_immutable())return false;lhs=lhs.fixed_value()}if(!lhs)return true;if(lhs instanceof AST_RegExp)return false;if(lhs instanceof AST_Constant)return true;return is_lhs_read_only(lhs)}return false}function find_variable(compressor,name){var scope,i=0;while(scope=compressor.parent(i++)){if(scope instanceof AST_Scope)break;if(scope instanceof AST_Catch){scope=scope.argname.definition().scope;break}}return scope.find_variable(name)}function make_node(ctor,orig,props){if(!props)props={};if(orig){if(!props.start)props.start=orig.start;if(!props.end)props.end=orig.end}return new ctor(props)}function make_sequence(orig,expressions){if(expressions.length==1)return expressions[0];return make_node(AST_Sequence,orig,{expressions:expressions.reduce(merge_sequence,[])})}function make_node_from_constant(val,orig){switch(typeof val){case"string":return make_node(AST_String,orig,{value:val});case"number":if(isNaN(val))return make_node(AST_NaN,orig);if(isFinite(val)){return 1/val<0?make_node(AST_UnaryPrefix,orig,{operator:"-",expression:make_node(AST_Number,orig,{value:-val})}):make_node(AST_Number,orig,{value:val})}return val<0?make_node(AST_UnaryPrefix,orig,{operator:"-",expression:make_node(AST_Infinity,orig)}):make_node(AST_Infinity,orig);case"boolean":return make_node(val?AST_True:AST_False,orig);case"undefined":return make_node(AST_Undefined,orig);default:if(val===null){return make_node(AST_Null,orig,{value:null})}if(val instanceof RegExp){return make_node(AST_RegExp,orig,{value:val})}throw new Error(string_template("Can't handle constant of type: {type}",{type:typeof val}))}}function maintain_this_binding(parent,orig,val){if(parent instanceof AST_UnaryPrefix&&parent.operator=="delete"||parent instanceof AST_Call&&parent.expression===orig&&(val instanceof AST_PropAccess||val instanceof AST_SymbolRef&&val.name=="eval")){return make_sequence(orig,[make_node(AST_Number,orig,{value:0}),val])}return val}function merge_sequence(array,node){if(node instanceof AST_Sequence){array.push.apply(array,node.expressions)}else{array.push(node)}return array}function as_statement_array(thing){if(thing===null)return[];if(thing instanceof AST_BlockStatement)return thing.body;if(thing instanceof AST_EmptyStatement)return[];if(thing instanceof AST_Statement)return[thing];throw new Error("Can't convert thing to statement array")}function is_empty(thing){if(thing===null)return true;if(thing instanceof AST_EmptyStatement)return true;if(thing instanceof AST_BlockStatement)return thing.body.length==0;return false}function loop_body(x){if(x instanceof AST_Switch)return x;if(x instanceof AST_For||x instanceof AST_ForIn||x instanceof AST_DWLoop){return x.body instanceof AST_BlockStatement?x.body:x}return x}function is_iife_call(node){if(node.TYPE!="Call")return false;return node.expression instanceof AST_Function||is_iife_call(node.expression)}function is_undeclared_ref(node){return node instanceof AST_SymbolRef&&node.definition().undeclared}var global_names=makePredicate("Array Boolean clearInterval clearTimeout console Date decodeURI decodeURIComponent encodeURI encodeURIComponent Error escape eval EvalError Function isFinite isNaN JSON Math Number parseFloat parseInt RangeError ReferenceError RegExp Object setInterval setTimeout String SyntaxError TypeError unescape URIError");AST_SymbolRef.DEFMETHOD("is_declared",function(compressor){return!this.definition().undeclared||compressor.option("unsafe")&&global_names(this.name)});var identifier_atom=makePredicate("Infinity NaN undefined");function is_identifier_atom(node){return node instanceof AST_Infinity||node instanceof AST_NaN||node instanceof AST_Undefined}function tighten_body(statements,compressor){var CHANGED,max_iter=10;do{CHANGED=false;eliminate_spurious_blocks(statements);if(compressor.option("dead_code")){eliminate_dead_code(statements,compressor)}if(compressor.option("if_return")){handle_if_return(statements,compressor)}if(compressor.sequences_limit>0){sequencesize(statements,compressor)}if(compressor.option("join_vars")){join_consecutive_vars(statements,compressor)}if(compressor.option("collapse_vars")){collapse(statements,compressor)}}while(CHANGED&&max_iter-- >0);function collapse(statements,compressor){var scope=compressor.find_parent(AST_Scope);if(scope.uses_eval||scope.uses_with)return statements;var args;var candidates=[];var in_try=compressor.self()instanceof AST_Try;var stat_index=statements.length;var scanner=new TreeTransformer(function(node,descend){if(abort)return node;if(node instanceof AST_Switch){if(!hit){if(node!==hit_stack[hit_index])return node;hit_index++}node.expression=node.expression.transform(scanner);for(var i=0,len=node.body.length;!abort&&i<len;i++){var branch=node.body[i];if(branch instanceof AST_Case){if(!hit){if(branch!==hit_stack[hit_index])continue;hit_index++}branch.expression=branch.expression.transform(scanner);if(side_effects||!replace_all)break}}abort=true;return node}if(!hit){if(node!==hit_stack[hit_index])return node;hit_index++;if(hit_index<hit_stack.length)return;hit=true;stop_after=find_stop(node,0);if(stop_after===node)abort=true;return node}var parent=scanner.parent();if(node instanceof AST_Assign&&node.operator!="="&&lhs.equivalent_to(node.left)||node instanceof AST_Call&&lhs instanceof AST_PropAccess&&lhs.equivalent_to(node.expression)||node instanceof AST_Debugger||node instanceof AST_IterationStatement&&!(node instanceof AST_For)||node instanceof AST_Try||node instanceof AST_With||parent instanceof AST_For&&node!==parent.init||(side_effects||!replace_all)&&(node instanceof AST_SymbolRef&&!node.is_declared(compressor))){abort=true;return node}if(can_replace&&!(node instanceof AST_SymbolDeclaration)&&lhs.equivalent_to(node)){if(is_lhs(node,parent)){if(value_def)replaced++;return node}CHANGED=abort=true;replaced++;compressor.info("Collapsing {name} [{file}:{line},{col}]",{name:node.print_to_string(),file:node.start.file,line:node.start.line,col:node.start.col});if(candidate instanceof AST_UnaryPostfix){return make_node(AST_UnaryPrefix,candidate,candidate)}if(candidate instanceof AST_VarDef){if(value_def){abort=false;return node}var def=candidate.name.definition();var value=candidate.value;if(def.references.length-def.replaced==1&&!compressor.exposed(def)){def.replaced++;if(funarg&&is_identifier_atom(value)){return value.transform(compressor)}else{return maintain_this_binding(parent,node,value)}}return make_node(AST_Assign,candidate,{operator:"=",left:make_node(AST_SymbolRef,candidate.name,candidate.name),right:value})}candidate.write_only=false;return candidate}var sym;if(node instanceof AST_Call||node instanceof AST_Exit||node instanceof AST_PropAccess&&(side_effects||node.expression.may_throw_on_access(compressor))||node instanceof AST_SymbolRef&&(lvalues[node.name]||side_effects&&!references_in_scope(node.definition()))||(sym=lhs_or_def(node))&&(sym instanceof AST_PropAccess||sym.name in lvalues)||may_throw&&(in_try?node.has_side_effects(compressor):side_effects_external(node))||(side_effects||!replace_all)&&(parent instanceof AST_Binary&&lazy_op(parent.operator)||parent instanceof AST_Conditional||parent instanceof AST_If)){stop_after=node;if(node instanceof AST_Scope)abort=true}if(node instanceof AST_Scope)return node},function(node){if(!abort&&stop_after===node)abort=true});var multi_replacer=new TreeTransformer(function(node){if(abort)return node;if(!hit){if(node!==hit_stack[hit_index])return node;hit_index++;if(hit_index<hit_stack.length)return;hit=true;return node}if(node instanceof AST_SymbolRef&&node.name==def.name){if(!--replaced)abort=true;if(is_lhs(node,multi_replacer.parent()))return node;def.replaced++;value_def.replaced--;return candidate.value}if(node instanceof AST_Default||node instanceof AST_Scope)return node});while(--stat_index>=0){if(stat_index==0&&compressor.option("unused"))extract_args();var hit_stack=[];extract_candidates(statements[stat_index]);while(candidates.length>0){hit_stack=candidates.pop();var hit_index=0;var candidate=hit_stack[hit_stack.length-1];var value_def=null;var stop_after=null;var lhs=get_lhs(candidate);if(!lhs||is_lhs_read_only(lhs)||lhs.has_side_effects(compressor))continue;var lvalues=get_lvalues(candidate);if(lhs instanceof AST_SymbolRef)lvalues[lhs.name]=false;var replace_all=value_def;if(!replace_all&&lhs instanceof AST_SymbolRef){var def=lhs.definition();if(def.references.length-def.replaced==(candidate instanceof AST_VarDef?1:2)){replace_all=true}}var side_effects=value_has_side_effects(candidate);var may_throw=candidate.may_throw(compressor);var funarg=candidate.name instanceof AST_SymbolFunarg;var hit=funarg;var abort=false,replaced=0,can_replace=!args||!hit;if(!can_replace){for(var j=compressor.self().argnames.lastIndexOf(candidate.name)+1;!abort&&j<args.length;j++){args[j].transform(scanner)}can_replace=true}for(var i=stat_index;!abort&&i<statements.length;i++){statements[i].transform(scanner)}if(value_def){var def=candidate.name.definition();if(abort&&def.references.length-def.replaced>replaced)replaced=false;else{abort=false;hit_index=0;hit=funarg;for(var i=stat_index;!abort&&i<statements.length;i++){statements[i].transform(multi_replacer)}value_def.single_use=false}}if(replaced&&!remove_candidate(candidate))statements.splice(stat_index,1)}}function extract_args(){var iife,fn=compressor.self();if(fn instanceof AST_Function&&!fn.name&&!fn.uses_arguments&&!fn.uses_eval&&(iife=compressor.parent())instanceof AST_Call&&iife.expression===fn){var fn_strict=compressor.has_directive("use strict");if(fn_strict&&!member(fn_strict,fn.body))fn_strict=false;var len=fn.argnames.length;args=iife.args.slice(len);var names=Object.create(null);for(var i=len;--i>=0;){var sym=fn.argnames[i];var arg=iife.args[i];args.unshift(make_node(AST_VarDef,sym,{name:sym,value:arg}));if(sym.name in names)continue;names[sym.name]=true;if(!arg)arg=make_node(AST_Undefined,sym).transform(compressor);else{var tw=new TreeWalker(function(node){if(!arg)return true;if(node instanceof AST_SymbolRef&&fn.variables.has(node.name)){var s=node.definition().scope;if(s!==scope)while(s=s.parent_scope){if(s===scope)return true}arg=null}if(node instanceof AST_This&&(fn_strict||!tw.find_parent(AST_Scope))){arg=null;return true}});arg.walk(tw)}if(arg)candidates.unshift([make_node(AST_VarDef,sym,{name:sym,value:arg})])}}}function extract_candidates(expr){hit_stack.push(expr);if(expr instanceof AST_Assign){if(!expr.left.has_side_effects(compressor)){candidates.push(hit_stack.slice())}}else if(expr instanceof AST_Unary){if(expr.operator=="++"||expr.operator=="--"){candidates.push(hit_stack.slice())}}else if(expr instanceof AST_Call){extract_candidates(expr.expression);expr.args.forEach(extract_candidates)}else if(expr instanceof AST_Case){extract_candidates(expr.expression)}else if(expr instanceof AST_Conditional){extract_candidates(expr.condition);extract_candidates(expr.consequent);extract_candidates(expr.alternative)}else if(expr instanceof AST_Definitions){expr.definitions.forEach(extract_candidates)}else if(expr instanceof AST_Exit){if(expr.value)extract_candidates(expr.value)}else if(expr instanceof AST_For){if(expr.init)extract_candidates(expr.init)}else if(expr instanceof AST_If){extract_candidates(expr.condition)}else if(expr instanceof AST_Sequence){expr.expressions.forEach(extract_candidates)}else if(expr instanceof AST_SimpleStatement){extract_candidates(expr.body)}else if(expr instanceof AST_Switch){extract_candidates(expr.expression);expr.body.forEach(extract_candidates)}else if(expr instanceof AST_VarDef){if(expr.value)candidates.push(hit_stack.slice())}hit_stack.pop()}function find_stop(node,level){var parent=scanner.parent(level);if(parent instanceof AST_Call)return node;if(parent instanceof AST_Case)return node;if(parent instanceof AST_Conditional)return node;if(parent instanceof AST_Exit)return node;if(parent instanceof AST_If)return node;if(parent instanceof AST_Sequence)return find_stop(parent,level+1);if(parent instanceof AST_Switch)return node;return null}function mangleable_var(var_def){var value=var_def.value;if(!(value instanceof AST_SymbolRef))return;if(value.name=="arguments")return;var def=value.definition();if(def.undeclared)return;return value_def=def}function get_lhs(expr){if(expr instanceof AST_VarDef){var def=expr.name.definition();if(!member(expr.name,def.orig))return;var declared=def.orig.length-def.eliminated;var referenced=def.references.length-def.replaced;if(declared>1&&!(expr.name instanceof AST_SymbolFunarg)||(referenced>1?mangleable_var(expr):!compressor.exposed(def))){return make_node(AST_SymbolRef,expr.name,expr.name)}}else{return expr[expr instanceof AST_Assign?"left":"expression"]}}function get_rvalue(expr){return expr[expr instanceof AST_Assign?"right":"value"]}function get_lvalues(expr){var lvalues=Object.create(null);if(expr instanceof AST_Unary)return lvalues;var tw=new TreeWalker(function(node,descend){var sym=node;while(sym instanceof AST_PropAccess)sym=sym.expression;if(sym instanceof AST_SymbolRef||sym instanceof AST_This){lvalues[sym.name]=lvalues[sym.name]||is_lhs(node,tw.parent())}});get_rvalue(expr).walk(tw);return lvalues}function lhs_or_def(node){if(node instanceof AST_VarDef)return node.value&&node.name;return is_lhs(node.left,node)}function remove_candidate(expr){if(expr.name instanceof AST_SymbolFunarg){var index=compressor.self().argnames.indexOf(expr.name);var args=compressor.parent().args;if(args[index])args[index]=make_node(AST_Number,args[index],{value:0});return true}var found=false;return statements[stat_index].transform(new TreeTransformer(function(node,descend,in_list){if(found)return node;if(node===expr||node.body===expr){found=true;if(node instanceof AST_VarDef){node.value=null;return node}return in_list?MAP.skip:null}},function(node){if(node instanceof AST_Sequence)switch(node.expressions.length){case 0:return null;case 1:return node.expressions[0]}}))}function value_has_side_effects(expr){if(expr instanceof AST_Unary)return false;return get_rvalue(expr).has_side_effects(compressor)}function references_in_scope(def){if(def.orig.length==1&&def.orig[0]instanceof AST_SymbolDefun)return true;if(def.scope!==scope)return false;return def.references.every(function(ref){return ref.scope===scope})}function side_effects_external(node,lhs){if(node instanceof AST_Assign){return side_effects_external(node.left,true)||side_effects_external(node.right)}if(node instanceof AST_Definitions)return false;if(node instanceof AST_Unary)return side_effects_external(node.expression,true);if(node instanceof AST_VarDef)return node.value&&side_effects_external(node.value);if(lhs){if(node instanceof AST_Dot)return side_effects_external(node.expression,true);if(node instanceof AST_Sub){return side_effects_external(node.expression,true)||side_effects_external(node.property)}if(node instanceof AST_SymbolRef)return node.definition().scope!==scope}return node.has_side_effects(compressor)}}function eliminate_spurious_blocks(statements){var seen_dirs=[];for(var i=0;i<statements.length;){var stat=statements[i];if(stat instanceof AST_BlockStatement){CHANGED=true;eliminate_spurious_blocks(stat.body);[].splice.apply(statements,[i,1].concat(stat.body));i+=stat.body.length}else if(stat instanceof AST_EmptyStatement){CHANGED=true;statements.splice(i,1)}else if(stat instanceof AST_Directive){if(seen_dirs.indexOf(stat.value)<0){i++;seen_dirs.push(stat.value)}else{CHANGED=true;statements.splice(i,1)}}else i++}}function handle_if_return(statements,compressor){var self=compressor.self();var multiple_if_returns=has_multiple_if_returns(statements);var in_lambda=self instanceof AST_Lambda;for(var i=statements.length;--i>=0;){var stat=statements[i];var next=statements[i+1];if(in_lambda&&!next&&stat instanceof AST_Return){if(!stat.value){CHANGED=true;statements.length--;continue}if(stat.value instanceof AST_UnaryPrefix&&stat.value.operator=="void"){CHANGED=true;statements[i]=make_node(AST_SimpleStatement,stat,{body:stat.value.expression});continue}}if(stat instanceof AST_If){var ab=aborts(stat.body);if(can_merge_flow(ab)){if(ab.label){remove(ab.label.thedef.references,ab)}CHANGED=true;stat=stat.clone();stat.condition=stat.condition.negate(compressor);var body=as_statement_array_with_return(stat.body,ab);stat.body=make_node(AST_BlockStatement,stat,{body:as_statement_array(stat.alternative).concat(extract_functions())});stat.alternative=make_node(AST_BlockStatement,stat,{body:body});statements[i]=stat.transform(compressor);continue}var ab=aborts(stat.alternative);if(can_merge_flow(ab)){if(ab.label){remove(ab.label.thedef.references,ab)}CHANGED=true;stat=stat.clone();stat.body=make_node(AST_BlockStatement,stat.body,{body:as_statement_array(stat.body).concat(extract_functions())});var body=as_statement_array_with_return(stat.alternative,ab);stat.alternative=make_node(AST_BlockStatement,stat.alternative,{body:body});statements[i]=stat.transform(compressor);continue}}if(stat instanceof AST_If&&stat.body instanceof AST_Return){var value=stat.body.value;if(!value&&!stat.alternative&&(in_lambda&&!next||next instanceof AST_Return&&!next.value)){CHANGED=true;statements[i]=make_node(AST_SimpleStatement,stat.condition,{body:stat.condition});continue}if(value&&!stat.alternative&&next instanceof AST_Return&&next.value){CHANGED=true;stat=stat.clone();stat.alternative=next;statements.splice(i,2,stat.transform(compressor));continue}if(multiple_if_returns&&in_lambda&&value&&!stat.alternative&&(!next||next instanceof AST_Return)){CHANGED=true;stat=stat.clone();stat.alternative=next||make_node(AST_Return,stat,{value:null});statements.splice(i,next?2:1,stat.transform(compressor));continue}var prev=statements[i-1];if(compressor.option("sequences")&&in_lambda&&!stat.alternative&&prev instanceof AST_If&&prev.body instanceof AST_Return&&i+2==statements.length&&next instanceof AST_SimpleStatement){CHANGED=true;stat=stat.clone();stat.alternative=make_node(AST_BlockStatement,next,{body:[next,make_node(AST_Return,next,{value:null})]});statements.splice(i,2,stat.transform(compressor));continue}}}function has_multiple_if_returns(statements){var n=0;for(var i=statements.length;--i>=0;){var stat=statements[i];if(stat instanceof AST_If&&stat.body instanceof AST_Return){if(++n>1)return true}}return false}function is_return_void(value){return!value||value instanceof AST_UnaryPrefix&&value.operator=="void"}function can_merge_flow(ab){if(!ab)return false;var lct=ab instanceof AST_LoopControl?compressor.loopcontrol_target(ab):null;return ab instanceof AST_Return&&in_lambda&&is_return_void(ab.value)||ab instanceof AST_Continue&&self===loop_body(lct)||ab instanceof AST_Break&&lct instanceof AST_BlockStatement&&self===lct}function extract_functions(){var tail=statements.slice(i+1);statements.length=i+1;return tail.filter(function(stat){if(stat instanceof AST_Defun){statements.push(stat);return false}return true})}function as_statement_array_with_return(node,ab){var body=as_statement_array(node).slice(0,-1);if(ab.value){body.push(make_node(AST_SimpleStatement,ab.value,{body:ab.value.expression}))}return body}}function eliminate_dead_code(statements,compressor){var has_quit;var self=compressor.self();for(var i=0,n=0,len=statements.length;i<len;i++){var stat=statements[i];if(stat instanceof AST_LoopControl){var lct=compressor.loopcontrol_target(stat);if(stat instanceof AST_Break&&!(lct instanceof AST_IterationStatement)&&loop_body(lct)===self||stat instanceof AST_Continue&&loop_body(lct)===self){if(stat.label){remove(stat.label.thedef.references,stat)}}else{statements[n++]=stat}}else{statements[n++]=stat}if(aborts(stat)){has_quit=statements.slice(i+1);break}}statements.length=n;CHANGED=n!=len;if(has_quit)has_quit.forEach(function(stat){extract_declarations_from_unreachable_code(compressor,stat,statements)})}function sequencesize(statements,compressor){if(statements.length<2)return;var seq=[],n=0;function push_seq(){if(!seq.length)return;var body=make_sequence(seq[0],seq);statements[n++]=make_node(AST_SimpleStatement,body,{body:body});seq=[]}for(var i=0,len=statements.length;i<len;i++){var stat=statements[i];if(stat instanceof AST_SimpleStatement){if(seq.length>=compressor.sequences_limit)push_seq();var body=stat.body;if(seq.length>0)body=body.drop_side_effect_free(compressor);if(body)merge_sequence(seq,body)}else{push_seq();statements[n++]=stat}}push_seq();statements.length=n;sequencesize_2(statements,compressor);CHANGED=statements.length!=len}function sequencesize_2(statements,compressor){function cons_seq(right){n--;var left=prev.body;return make_sequence(left,[left,right]).transform(compressor)}var n=0,prev;for(var i=0,len=statements.length;i<len;i++){var stat=statements[i];if(prev){if(stat instanceof AST_For&&!(stat.init instanceof AST_Definitions)){var abort=false;prev.body.walk(new TreeWalker(function(node){if(abort||node instanceof AST_Scope)return true;if(node instanceof AST_Binary&&node.operator=="in"){abort=true;return true}}));if(!abort){if(stat.init)stat.init=cons_seq(stat.init);else{stat.init=prev.body;n--}}}else if(stat instanceof AST_If){stat.condition=cons_seq(stat.condition)}else if(stat instanceof AST_With){stat.expression=cons_seq(stat.expression)}else if(stat instanceof AST_Exit&&stat.value){stat.value=cons_seq(stat.value)}else if(stat instanceof AST_Exit){stat.value=cons_seq(make_node(AST_Undefined,stat).transform(compressor))}else if(stat instanceof AST_Switch){stat.expression=cons_seq(stat.expression)}}statements[n++]=stat;prev=stat instanceof AST_SimpleStatement?stat:null}statements.length=n}function join_consecutive_vars(statements,compressor){for(var i=0,j=-1,len=statements.length;i<len;i++){var stat=statements[i];var prev=statements[j];if(stat instanceof AST_Definitions&&prev&&prev.TYPE==stat.TYPE){prev.definitions=prev.definitions.concat(stat.definitions);CHANGED=true}else if(stat instanceof AST_For&&prev instanceof AST_Var&&(!stat.init||stat.init.TYPE==prev.TYPE)){CHANGED=true;if(stat.init){stat.init.definitions=prev.definitions.concat(stat.init.definitions)}else{stat.init=prev}statements[j]=stat}else{statements[++j]=stat}}statements.length=j+1}}function extract_declarations_from_unreachable_code(compressor,stat,target){if(!(stat instanceof AST_Defun)){compressor.warn("Dropping unreachable code [{file}:{line},{col}]",stat.start)}stat.walk(new TreeWalker(function(node){if(node instanceof AST_Definitions){compressor.warn("Declarations in unreachable code! [{file}:{line},{col}]",node.start);node.remove_initializers();target.push(node);return true}if(node instanceof AST_Defun&&(node===stat||!compressor.has_directive("use strict"))){target.push(node);return true}if(node instanceof AST_Scope){return true}}))}function is_undefined(node,compressor){return node.is_undefined||node instanceof AST_Undefined||node instanceof AST_UnaryPrefix&&node.operator=="void"&&!node.expression.has_side_effects(compressor)}(function(def){AST_Node.DEFMETHOD("may_throw_on_access",function(compressor){return!compressor.option("pure_getters")||this._dot_throw(compressor)});function is_strict(compressor){return/strict/.test(compressor.option("pure_getters"))}def(AST_Node,is_strict);def(AST_Null,return_true);def(AST_Undefined,return_true);def(AST_Constant,return_false);def(AST_Array,return_false);def(AST_Object,function(compressor){if(!is_strict(compressor))return false;for(var i=this.properties.length;--i>=0;)if(this.properties[i].value instanceof AST_Accessor)return true;return false});def(AST_Function,return_false);def(AST_UnaryPostfix,return_false);def(AST_UnaryPrefix,function(){return this.operator=="void"});def(AST_Binary,function(compressor){return(this.operator=="&&"||this.operator=="||")&&(this.left._dot_throw(compressor)||this.right._dot_throw(compressor))});def(AST_Assign,function(compressor){return this.operator=="="&&this.right._dot_throw(compressor)});def(AST_Conditional,function(compressor){return this.consequent._dot_throw(compressor)||this.alternative._dot_throw(compressor)});def(AST_Dot,function(compressor){if(!is_strict(compressor))return false;if(this.expression instanceof AST_Function&&this.property=="prototype")return false;return true});def(AST_Sequence,function(compressor){return this.tail_node()._dot_throw(compressor)});def(AST_SymbolRef,function(compressor){if(this.is_undefined)return true;if(!is_strict(compressor))return false;if(is_undeclared_ref(this)&&this.is_declared(compressor))return false;if(this.is_immutable())return false;var fixed=this.fixed_value();return!fixed||fixed._dot_throw(compressor)})})(function(node,func){node.DEFMETHOD("_dot_throw",func)});(function(def){var unary_bool=["!","delete"];var binary_bool=["in","instanceof","==","!=","===","!==","<","<=",">=",">"];def(AST_Node,return_false);def(AST_UnaryPrefix,function(){return member(this.operator,unary_bool)});def(AST_Binary,function(){return member(this.operator,binary_bool)||lazy_op(this.operator)&&this.left.is_boolean()&&this.right.is_boolean()});def(AST_Conditional,function(){return this.consequent.is_boolean()&&this.alternative.is_boolean()});def(AST_Assign,function(){return this.operator=="="&&this.right.is_boolean()});def(AST_Sequence,function(){return this.tail_node().is_boolean()});def(AST_True,return_true);def(AST_False,return_true)})(function(node,func){node.DEFMETHOD("is_boolean",func)});(function(def){def(AST_Node,return_false);def(AST_Number,return_true);var unary=makePredicate("+ - ~ ++ --");def(AST_Unary,function(){return unary(this.operator)});var binary=makePredicate("- * / % & | ^ << >> >>>");def(AST_Binary,function(compressor){return binary(this.operator)||this.operator=="+"&&this.left.is_number(compressor)&&this.right.is_number(compressor)});def(AST_Assign,function(compressor){return binary(this.operator.slice(0,-1))||this.operator=="="&&this.right.is_number(compressor)});def(AST_Sequence,function(compressor){return this.tail_node().is_number(compressor)});def(AST_Conditional,function(compressor){return this.consequent.is_number(compressor)&&this.alternative.is_number(compressor)})})(function(node,func){node.DEFMETHOD("is_number",func)});(function(def){def(AST_Node,return_false);def(AST_String,return_true);def(AST_UnaryPrefix,function(){return this.operator=="typeof"});def(AST_Binary,function(compressor){return this.operator=="+"&&(this.left.is_string(compressor)||this.right.is_string(compressor))});def(AST_Assign,function(compressor){return(this.operator=="="||this.operator=="+=")&&this.right.is_string(compressor)});def(AST_Sequence,function(compressor){return this.tail_node().is_string(compressor)});def(AST_Conditional,function(compressor){return this.consequent.is_string(compressor)&&this.alternative.is_string(compressor)})})(function(node,func){node.DEFMETHOD("is_string",func)});var lazy_op=makePredicate("&& ||");var unary_side_effects=makePredicate("delete ++ --");function is_lhs(node,parent){if(parent instanceof AST_Unary&&unary_side_effects(parent.operator))return parent.expression;if(parent instanceof AST_Assign&&parent.left===node)return node}(function(def){AST_Node.DEFMETHOD("resolve_defines",function(compressor){if(!compressor.option("global_defs"))return;var def=this._find_defs(compressor,"");if(def){var node,parent=this,level=0;do{node=parent;parent=compressor.parent(level++)}while(parent instanceof AST_PropAccess&&parent.expression===node);if(is_lhs(node,parent)){compressor.warn("global_defs "+this.print_to_string()+" redefined [{file}:{line},{col}]",this.start)}else{return def}}});function to_node(value,orig){if(value instanceof AST_Node)return make_node(value.CTOR,orig,value);if(Array.isArray(value))return make_node(AST_Array,orig,{elements:value.map(function(value){return to_node(value,orig)})});if(value&&typeof value=="object"){var props=[];for(var key in value)if(HOP(value,key)){props.push(make_node(AST_ObjectKeyVal,orig,{key:key,value:to_node(value[key],orig)}))}return make_node(AST_Object,orig,{properties:props})}return make_node_from_constant(value,orig)}def(AST_Node,noop);def(AST_Dot,function(compressor,suffix){return this.expression._find_defs(compressor,"."+this.property+suffix)});def(AST_SymbolRef,function(compressor,suffix){if(!this.global())return;var name;var defines=compressor.option("global_defs");if(defines&&HOP(defines,name=this.name+suffix)){var node=to_node(defines[name],this);var top=compressor.find_parent(AST_Toplevel);node.walk(new TreeWalker(function(node){if(node instanceof AST_SymbolRef){node.scope=top;node.thedef=top.def_global(node)}}));return node}})})(function(node,func){node.DEFMETHOD("_find_defs",func)});function best_of_expression(ast1,ast2){return ast1.print_to_string().length>ast2.print_to_string().length?ast2:ast1}function best_of_statement(ast1,ast2){return best_of_expression(make_node(AST_SimpleStatement,ast1,{body:ast1}),make_node(AST_SimpleStatement,ast2,{body:ast2})).body}function best_of(compressor,ast1,ast2){return(first_in_statement(compressor)?best_of_statement:best_of_expression)(ast1,ast2)}(function(def){AST_Node.DEFMETHOD("evaluate",function(compressor){if(!compressor.option("evaluate"))return this;var val=this._eval(compressor,1);return!val||val instanceof RegExp||typeof val!="object"?val:this});var unaryPrefix=makePredicate("! ~ - + void");AST_Node.DEFMETHOD("is_constant",function(){if(this instanceof AST_Constant){return!(this instanceof AST_RegExp)}else{return this instanceof AST_UnaryPrefix&&this.expression instanceof AST_Constant&&unaryPrefix(this.operator)}});def(AST_Statement,function(){throw new Error(string_template("Cannot evaluate a statement [{file}:{line},{col}]",this.start))});def(AST_Lambda,return_this);def(AST_Node,return_this);def(AST_Constant,function(){return this.getValue()});def(AST_Array,function(compressor,depth){if(compressor.option("unsafe")){var elements=[];for(var i=0,len=this.elements.length;i<len;i++){var element=this.elements[i];if(element instanceof AST_Function)continue;var value=element._eval(compressor,depth);if(element===value)return this;elements.push(value)}return elements}return this});def(AST_Object,function(compressor,depth){if(compressor.option("unsafe")){var val={};for(var i=0,len=this.properties.length;i<len;i++){var prop=this.properties[i];var key=prop.key;if(key instanceof AST_Symbol){key=key.name}else if(key instanceof AST_Node){key=key._eval(compressor,depth);if(key===prop.key)return this}if(typeof Object.prototype[key]==="function"){return this}if(prop.value instanceof AST_Function)continue;val[key]=prop.value._eval(compressor,depth);if(val[key]===prop.value)return this}return val}return this});def(AST_UnaryPrefix,function(compressor,depth){var e=this.expression;if(compressor.option("typeofs")&&this.operator=="typeof"&&(e instanceof AST_Lambda||e instanceof AST_SymbolRef&&e.fixed_value()instanceof AST_Lambda)){return typeof function(){}}e=e._eval(compressor,depth);if(e===this.expression)return this;switch(this.operator){case"!":return!e;case"typeof":if(e instanceof RegExp)return this;return typeof e;case"void":return void e;case"~":return~e;case"-":return-e;case"+":return+e}return this});def(AST_Binary,function(compressor,depth){var left=this.left._eval(compressor,depth);if(left===this.left)return this;var right=this.right._eval(compressor,depth);if(right===this.right)return this;var result;switch(this.operator){case"&&":result=left&&right;break;case"||":result=left||right;break;case"|":result=left|right;break;case"&":result=left&right;break;case"^":result=left^right;break;case"+":result=left+right;break;case"*":result=left*right;break;case"/":result=left/right;break;case"%":result=left%right;break;case"-":result=left-right;break;case"<<":result=left<<right;break;case">>":result=left>>right;break;case">>>":result=left>>>right;break;case"==":result=left==right;break;case"===":result=left===right;break;case"!=":result=left!=right;break;case"!==":result=left!==right;break;case"<":result=left<right;break;case"<=":result=left<=right;break;case">":result=left>right;break;case">=":result=left>=right;break;default:return this}if(isNaN(result)&&compressor.find_parent(AST_With)){return this}return result});def(AST_Conditional,function(compressor,depth){var condition=this.condition._eval(compressor,depth);if(condition===this.condition)return this;var node=condition?this.consequent:this.alternative;var value=node._eval(compressor,depth);return value===node?this:value});def(AST_SymbolRef,function(compressor,depth){var fixed=this.fixed_value();if(!fixed)return this;var value;if(HOP(fixed,"_eval")){value=fixed._eval()}else{this._eval=return_this;value=fixed._eval(compressor,depth);delete this._eval;if(value===fixed)return this;fixed._eval=function(){return value}}if(value&&typeof value=="object"){var escaped=this.definition().escaped;if(escaped&&depth>escaped)return this}return value});var global_objs={Array:Array,Math:Math,Number:Number,String:String};function convert_to_predicate(obj){for(var key in obj){obj[key]=makePredicate(obj[key])}}var static_values={Math:["E","LN10","LN2","LOG2E","LOG10E","PI","SQRT1_2","SQRT2"],Number:["MAX_VALUE","MIN_VALUE","NaN","NEGATIVE_INFINITY","POSITIVE_INFINITY"]};convert_to_predicate(static_values);def(AST_PropAccess,function(compressor,depth){if(compressor.option("unsafe")){var key=this.property;if(key instanceof AST_Node){key=key._eval(compressor,depth);if(key===this.property)return this}var exp=this.expression;var val;if(is_undeclared_ref(exp)){if(!(static_values[exp.name]||return_false)(key))return this;val=global_objs[exp.name]}else{val=exp._eval(compressor,depth+1);if(!val||val===exp||!HOP(val,key))return this}return val[key]}return this});var object_fns=["constructor","toString","valueOf"];var native_fns={Array:["indexOf","join","lastIndexOf","slice"].concat(object_fns),Boolean:object_fns,Number:["toExponential","toFixed","toPrecision"].concat(object_fns),RegExp:["test"].concat(object_fns),String:["charAt","charCodeAt","concat","indexOf","italics","lastIndexOf","match","replace","search","slice","split","substr","substring","trim"].concat(object_fns)};convert_to_predicate(native_fns);var static_fns={Array:["isArray"],Math:["abs","acos","asin","atan","ceil","cos","exp","floor","log","round","sin","sqrt","tan","atan2","pow","max","min"],Number:["isFinite","isNaN"],String:["fromCharCode"]};convert_to_predicate(static_fns);def(AST_Call,function(compressor,depth){var exp=this.expression;if(compressor.option("unsafe")&&exp instanceof AST_PropAccess){var key=exp.property;if(key instanceof AST_Node){key=key._eval(compressor,depth);if(key===exp.property)return this}var val;var e=exp.expression;if(is_undeclared_ref(e)){if(!(static_fns[e.name]||return_false)(key))return this;val=global_objs[e.name]}else{val=e._eval(compressor,depth+1);if(val===e||!(val&&native_fns[val.constructor.name]||return_false)(key))return this}var args=[];for(var i=0,len=this.args.length;i<len;i++){var arg=this.args[i];var value=arg._eval(compressor,depth);if(arg===value)return this;args.push(value)}return val[key].apply(val,args)}return this});def(AST_New,return_this)})(function(node,func){node.DEFMETHOD("_eval",func)});(function(def){function basic_negation(exp){return make_node(AST_UnaryPrefix,exp,{operator:"!",expression:exp})}function best(orig,alt,first_in_statement){var negated=basic_negation(orig);if(first_in_statement){var stat=make_node(AST_SimpleStatement,alt,{body:alt});return best_of_expression(negated,stat)===stat?alt:negated}return best_of_expression(negated,alt)}def(AST_Node,function(){return basic_negation(this)});def(AST_Statement,function(){throw new Error("Cannot negate a statement")});def(AST_Function,function(){return basic_negation(this)});def(AST_UnaryPrefix,function(){if(this.operator=="!")return this.expression;return basic_negation(this)});def(AST_Sequence,function(compressor){var expressions=this.expressions.slice();expressions.push(expressions.pop().negate(compressor));return make_sequence(this,expressions)});def(AST_Conditional,function(compressor,first_in_statement){var self=this.clone();self.consequent=self.consequent.negate(compressor);self.alternative=self.alternative.negate(compressor);return best(this,self,first_in_statement)});def(AST_Binary,function(compressor,first_in_statement){var self=this.clone(),op=this.operator;if(compressor.option("unsafe_comps")){switch(op){case"<=":self.operator=">";return self;case"<":self.operator=">=";return self;case">=":self.operator="<";return self;case">":self.operator="<=";return self}}switch(op){case"==":self.operator="!=";return self;case"!=":self.operator="==";return self;case"===":self.operator="!==";return self;case"!==":self.operator="===";return self;case"&&":self.operator="||";self.left=self.left.negate(compressor,first_in_statement);self.right=self.right.negate(compressor);return best(this,self,first_in_statement);case"||":self.operator="&&";self.left=self.left.negate(compressor,first_in_statement);self.right=self.right.negate(compressor);return best(this,self,first_in_statement)}return basic_negation(this)})})(function(node,func){node.DEFMETHOD("negate",function(compressor,first_in_statement){return func.call(this,compressor,first_in_statement)})});var global_pure_fns=makePredicate("Boolean decodeURI decodeURIComponent Date encodeURI encodeURIComponent Error escape EvalError isFinite isNaN Number Object parseFloat parseInt RangeError ReferenceError String SyntaxError TypeError unescape URIError");AST_Call.DEFMETHOD("is_expr_pure",function(compressor){if(compressor.option("unsafe")){var expr=this.expression;if(is_undeclared_ref(expr)&&global_pure_fns(expr.name))return true}return this.pure||!compressor.pure_funcs(this)});(function(def){def(AST_Node,return_true);def(AST_EmptyStatement,return_false);def(AST_Constant,return_false);def(AST_This,return_false);function any(list,compressor){for(var i=list.length;--i>=0;)if(list[i].has_side_effects(compressor))return true;return false}def(AST_Block,function(compressor){return any(this.body,compressor)});def(AST_Call,function(compressor){return!this.is_expr_pure(compressor)||any(this.args,compressor)});def(AST_Switch,function(compressor){return this.expression.has_side_effects(compressor)||any(this.body,compressor)});def(AST_Case,function(compressor){return this.expression.has_side_effects(compressor)||any(this.body,compressor)});def(AST_Try,function(compressor){return any(this.body,compressor)||this.bcatch&&this.bcatch.has_side_effects(compressor)||this.bfinally&&this.bfinally.has_side_effects(compressor)});def(AST_If,function(compressor){return this.condition.has_side_effects(compressor)||this.body&&this.body.has_side_effects(compressor)||this.alternative&&this.alternative.has_side_effects(compressor)});def(AST_LabeledStatement,function(compressor){return this.body.has_side_effects(compressor)});def(AST_SimpleStatement,function(compressor){return this.body.has_side_effects(compressor)});def(AST_Lambda,return_false);def(AST_Binary,function(compressor){return this.left.has_side_effects(compressor)||this.right.has_side_effects(compressor)});def(AST_Assign,return_true);def(AST_Conditional,function(compressor){return this.condition.has_side_effects(compressor)||this.consequent.has_side_effects(compressor)||this.alternative.has_side_effects(compressor)});def(AST_Unary,function(compressor){return unary_side_effects(this.operator)||this.expression.has_side_effects(compressor)});def(AST_SymbolRef,function(compressor){return!this.is_declared(compressor)});def(AST_SymbolDeclaration,return_false);def(AST_Object,function(compressor){return any(this.properties,compressor)});def(AST_ObjectProperty,function(compressor){return this.value.has_side_effects(compressor)});def(AST_Array,function(compressor){return any(this.elements,compressor)});def(AST_Dot,function(compressor){return this.expression.may_throw_on_access(compressor)||this.expression.has_side_effects(compressor)});def(AST_Sub,function(compressor){return this.expression.may_throw_on_access(compressor)||this.expression.has_side_effects(compressor)||this.property.has_side_effects(compressor)});def(AST_Sequence,function(compressor){return any(this.expressions,compressor)});def(AST_Definitions,function(compressor){return any(this.definitions,compressor)});def(AST_VarDef,function(compressor){return this.value})})(function(node,func){node.DEFMETHOD("has_side_effects",func)});(function(def){def(AST_Node,return_true);def(AST_Constant,return_false);def(AST_EmptyStatement,return_false);def(AST_Lambda,return_false);def(AST_SymbolDeclaration,return_false);def(AST_This,return_false);function any(list,compressor){for(var i=list.length;--i>=0;)if(list[i].may_throw(compressor))return true;return false}def(AST_Array,function(compressor){return any(this.elements,compressor)});def(AST_Assign,function(compressor){return this.operator!="="&&this.left.may_throw(compressor)||this.right.may_throw(compressor)});def(AST_Binary,function(compressor){return this.left.may_throw(compressor)||this.right.may_throw(compressor)});def(AST_Block,function(compressor){return any(this.body,compressor)});def(AST_Call,function(compressor){if(any(this.args,compressor))return true;if(this.is_expr_pure(compressor))return false;if(this.expression.may_throw(compressor))return true;return!(this.expression instanceof AST_Lambda)||any(this.expression.body,compressor)});def(AST_Case,function(compressor){return this.expression.may_throw(compressor)||any(this.body,compressor)});def(AST_Conditional,function(compressor){return this.condition.may_throw(compressor)||this.consequent.may_throw(compressor)||this.alternative.may_throw(compressor)});def(AST_Definitions,function(compressor){return any(this.definitions,compressor)});def(AST_Dot,function(compressor){return this.expression.may_throw_on_access(compressor)||this.expression.may_throw(compressor)});def(AST_If,function(compressor){return this.condition.may_throw(compressor)||this.body&&this.body.may_throw(compressor)||this.alternative&&this.alternative.may_throw(compressor)});def(AST_LabeledStatement,function(compressor){return this.body.may_throw(compressor)});def(AST_Object,function(compressor){return any(this.properties,compressor)});def(AST_ObjectProperty,function(compressor){return this.value.may_throw(compressor)});def(AST_Sequence,function(compressor){return any(this.expressions,compressor)});def(AST_SimpleStatement,function(compressor){return this.body.may_throw(compressor)});def(AST_Sub,function(compressor){return this.expression.may_throw_on_access(compressor)||this.expression.may_throw(compressor)||this.property.may_throw(compressor)});def(AST_Switch,function(compressor){return this.expression.may_throw(compressor)||any(this.body,compressor)});def(AST_SymbolRef,function(compressor){return!this.is_declared(compressor)});def(AST_Try,function(compressor){return any(this.body,compressor)||this.bcatch&&this.bcatch.may_throw(compressor)||this.bfinally&&this.bfinally.may_throw(compressor)});def(AST_Unary,function(compressor){if(this.operator=="typeof"&&this.expression instanceof AST_SymbolRef)return false;return this.expression.may_throw(compressor)});def(AST_VarDef,function(compressor){if(!this.value)return false;return this.value.may_throw(compressor)})})(function(node,func){node.DEFMETHOD("may_throw",func)});(function(def){function all(list){for(var i=list.length;--i>=0;)if(!list[i].is_constant_expression())return false;return true}def(AST_Node,return_false);def(AST_Constant,return_true);def(AST_Lambda,function(scope){var self=this;var result=true;self.walk(new TreeWalker(function(node){if(!result)return true;if(node instanceof AST_SymbolRef){if(self.inlined){result=false;return true}var def=node.definition();if(member(def,self.enclosed)&&!self.variables.has(def.name)){if(scope){var scope_def=scope.find_variable(node);if(def.undeclared?!scope_def:scope_def===def){result="f";return true}}result=false}return true}}));return result});def(AST_Unary,function(){return this.expression.is_constant_expression()});def(AST_Binary,function(){return this.left.is_constant_expression()&&this.right.is_constant_expression()});def(AST_Array,function(){return all(this.elements)});def(AST_Object,function(){return all(this.properties)});def(AST_ObjectProperty,function(){return this.value.is_constant_expression()})})(function(node,func){node.DEFMETHOD("is_constant_expression",func)});function aborts(thing){return thing&&thing.aborts()}(function(def){def(AST_Statement,return_null);def(AST_Jump,return_this);function block_aborts(){var n=this.body.length;return n>0&&aborts(this.body[n-1])}def(AST_BlockStatement,block_aborts);def(AST_SwitchBranch,block_aborts);def(AST_If,function(){return this.alternative&&aborts(this.body)&&aborts(this.alternative)&&this})})(function(node,func){node.DEFMETHOD("aborts",func)});OPT(AST_Directive,function(self,compressor){if(compressor.has_directive(self.value)!==self){return make_node(AST_EmptyStatement,self)}return self});OPT(AST_Debugger,function(self,compressor){if(compressor.option("drop_debugger"))return make_node(AST_EmptyStatement,self);return self});OPT(AST_LabeledStatement,function(self,compressor){if(self.body instanceof AST_Break&&compressor.loopcontrol_target(self.body)===self.body){return make_node(AST_EmptyStatement,self)}return self.label.references.length==0?self.body:self});OPT(AST_Block,function(self,compressor){tighten_body(self.body,compressor);return self});OPT(AST_BlockStatement,function(self,compressor){tighten_body(self.body,compressor);switch(self.body.length){case 1:return self.body[0];case 0:return make_node(AST_EmptyStatement,self)}return self});AST_Scope.DEFMETHOD("drop_unused",function(compressor){if(!compressor.option("unused"))return;if(compressor.has_directive("use asm"))return;var self=this;if(self.uses_eval||self.uses_with)return;var drop_funcs=!(self instanceof AST_Toplevel)||compressor.toplevel.funcs;var drop_vars=!(self instanceof AST_Toplevel)||compressor.toplevel.vars;var assign_as_unused=/keep_assign/.test(compressor.option("unused"))?return_false:function(node){if(node instanceof AST_Assign&&(node.write_only||node.operator=="=")){return node.left}if(node instanceof AST_Unary&&node.write_only)return node.expression};var in_use=[];var in_use_ids=Object.create(null);if(self instanceof AST_Toplevel&&compressor.top_retain){self.variables.each(function(def){if(compressor.top_retain(def)&&!(def.id in in_use_ids)){in_use_ids[def.id]=true;in_use.push(def)}})}var var_defs_by_id=new Dictionary;var initializations=new Dictionary;var scope=this;var tw=new TreeWalker(function(node,descend){if(node===self)return;if(node instanceof AST_Defun){var node_def=node.name.definition();if(!drop_funcs&&scope===self){if(!(node_def.id in in_use_ids)){in_use_ids[node_def.id]=true;in_use.push(node_def)}}initializations.add(node_def.id,node);return true}if(node instanceof AST_SymbolFunarg&&scope===self){var_defs_by_id.add(node.definition().id,node)}if(node instanceof AST_Definitions&&scope===self){node.definitions.forEach(function(def){var node_def=def.name.definition();if(def.name instanceof AST_SymbolVar){var_defs_by_id.add(node_def.id,def)}if(!drop_vars){if(!(node_def.id in in_use_ids)){in_use_ids[node_def.id]=true;in_use.push(node_def)}}if(def.value){initializations.add(node_def.id,def.value);if(def.value.has_side_effects(compressor)){def.value.walk(tw)}}});return true}return scan_ref_scoped(node,descend)});self.walk(tw);tw=new TreeWalker(scan_ref_scoped);for(var i=0;i<in_use.length;i++){var init=initializations.get(in_use[i].id);if(init)init.forEach(function(init){init.walk(tw)})}var tt=new TreeTransformer(function before(node,descend,in_list){var parent=tt.parent();if(drop_vars){var sym=assign_as_unused(node);if(sym instanceof AST_SymbolRef&&!(sym.definition().id in in_use_ids)){if(node instanceof AST_Assign){return maintain_this_binding(parent,node,node.right.transform(tt))}return make_node(AST_Number,node,{value:0})}}if(scope!==self)return;if(node instanceof AST_Function&&node.name&&!compressor.option("keep_fnames")){var def=node.name.definition();if(!(def.id in in_use_ids)||def.orig.length>1)node.name=null}if(node instanceof AST_Lambda&&!(node instanceof AST_Accessor)){var trim=!compressor.option("keep_fargs");for(var a=node.argnames,i=a.length;--i>=0;){var sym=a[i];if(!(sym.definition().id in in_use_ids)){sym.__unused=true;if(trim){a.pop();compressor[sym.unreferenced()?"warn":"info"]("Dropping unused function argument {name} [{file}:{line},{col}]",template(sym))}}else{trim=false}}}if(drop_funcs&&node instanceof AST_Defun&&node!==self){var def=node.name.definition();if(!(def.id in in_use_ids)){compressor[node.name.unreferenced()?"warn":"info"]("Dropping unused function {name} [{file}:{line},{col}]",template(node.name));def.eliminated++;return make_node(AST_EmptyStatement,node)}}if(node instanceof AST_Definitions&&!(parent instanceof AST_ForIn&&parent.init===node)){var body=[],head=[],tail=[];var side_effects=[];node.definitions.forEach(function(def){if(def.value)def.value=def.value.transform(tt);var sym=def.name.definition();if(!drop_vars||sym.id in in_use_ids){if(def.name instanceof AST_SymbolVar){var var_defs=var_defs_by_id.get(sym.id);if(var_defs.length>1&&(!def.value||sym.orig.indexOf(def.name)>sym.eliminated)){compressor.warn("Dropping duplicated definition of variable {name} [{file}:{line},{col}]",template(def.name));if(def.value){side_effects.push(make_node(AST_Assign,def,{operator:"=",left:make_node(AST_SymbolRef,def.name,def.name),right:def.value}))}remove(var_defs,def);sym.eliminated++;return}}if(def.value){if(side_effects.length>0){if(tail.length>0){side_effects.push(def.value);def.value=make_sequence(def.value,side_effects)}else{body.push(make_node(AST_SimpleStatement,node,{body:make_sequence(node,side_effects)}))}side_effects=[]}tail.push(def)}else{head.push(def)}}else if(sym.orig[0]instanceof AST_SymbolCatch){var value=def.value&&def.value.drop_side_effect_free(compressor);if(value)side_effects.push(value);def.value=null;head.push(def)}else{var value=def.value&&def.value.drop_side_effect_free(compressor);if(value){compressor.warn("Side effects in initialization of unused variable {name} [{file}:{line},{col}]",template(def.name));side_effects.push(value)}else{compressor[def.name.unreferenced()?"warn":"info"]("Dropping unused variable {name} [{file}:{line},{col}]",template(def.name))}sym.eliminated++}});if(head.length>0||tail.length>0){node.definitions=head.concat(tail);body.push(node)}if(side_effects.length>0){body.push(make_node(AST_SimpleStatement,node,{body:make_sequence(node,side_effects)}))}switch(body.length){case 0:return in_list?MAP.skip:make_node(AST_EmptyStatement,node);case 1:return body[0];default:return in_list?MAP.splice(body):make_node(AST_BlockStatement,node,{body:body})}}if(node instanceof AST_For){descend(node,this);var block;if(node.init instanceof AST_BlockStatement){block=node.init;node.init=block.body.pop();block.body.push(node)}if(node.init instanceof AST_SimpleStatement){node.init=node.init.body}else if(is_empty(node.init)){node.init=null}return!block?node:in_list?MAP.splice(block.body):block}if(node instanceof AST_LabeledStatement&&node.body instanceof AST_For){descend(node,this);if(node.body instanceof AST_BlockStatement){var block=node.body;node.body=block.body.pop();block.body.push(node);return in_list?MAP.splice(block.body):block}return node}if(node instanceof AST_Scope){var save_scope=scope;scope=node;descend(node,this);scope=save_scope;return node}function template(sym){return{name:sym.name,file:sym.start.file,line:sym.start.line,col:sym.start.col}}});self.transform(tt);function scan_ref_scoped(node,descend){var sym;if((sym=assign_as_unused(node))instanceof AST_SymbolRef&&self.variables.get(sym.name)===sym.definition()){if(node instanceof AST_Assign)node.right.walk(tw);return true}if(node instanceof AST_SymbolRef){var node_def=node.definition();if(!(node_def.id in in_use_ids)){in_use_ids[node_def.id]=true;in_use.push(node_def)}return true}if(node instanceof AST_Scope){var save_scope=scope;scope=node;descend();scope=save_scope;return true}}});AST_Scope.DEFMETHOD("hoist_declarations",function(compressor){var self=this;if(compressor.has_directive("use asm"))return self;var hoist_funs=compressor.option("hoist_funs");var hoist_vars=compressor.option("hoist_vars");if(hoist_funs||hoist_vars){var dirs=[];var hoisted=[];var vars=new Dictionary,vars_found=0,var_decl=0;self.walk(new TreeWalker(function(node){if(node instanceof AST_Scope&&node!==self)return true;if(node instanceof AST_Var){++var_decl;return true}}));hoist_vars=hoist_vars&&var_decl>1;var tt=new TreeTransformer(function before(node){if(node!==self){if(node instanceof AST_Directive){dirs.push(node);return make_node(AST_EmptyStatement,node)}if(hoist_funs&&node instanceof AST_Defun&&(tt.parent()===self||!compressor.has_directive("use strict"))){hoisted.push(node);return make_node(AST_EmptyStatement,node)}if(hoist_vars&&node instanceof AST_Var){node.definitions.forEach(function(def){vars.set(def.name.name,def);++vars_found});var seq=node.to_assignments(compressor);var p=tt.parent();if(p instanceof AST_ForIn&&p.init===node){if(seq==null){var def=node.definitions[0].name;return make_node(AST_SymbolRef,def,def)}return seq}if(p instanceof AST_For&&p.init===node){return seq}if(!seq)return make_node(AST_EmptyStatement,node);return make_node(AST_SimpleStatement,node,{body:seq})}if(node instanceof AST_Scope)return node}});self=self.transform(tt);if(vars_found>0){var defs=[];vars.each(function(def,name){if(self instanceof AST_Lambda&&find_if(function(x){return x.name==def.name.name},self.argnames)){vars.del(name)}else{def=def.clone();def.value=null;defs.push(def);vars.set(name,def)}});if(defs.length>0){for(var i=0;i<self.body.length;){if(self.body[i]instanceof AST_SimpleStatement){var expr=self.body[i].body,sym,assign;if(expr instanceof AST_Assign&&expr.operator=="="&&(sym=expr.left)instanceof AST_Symbol&&vars.has(sym.name)){var def=vars.get(sym.name);if(def.value)break;def.value=expr.right;remove(defs,def);defs.push(def);self.body.splice(i,1);continue}if(expr instanceof AST_Sequence&&(assign=expr.expressions[0])instanceof AST_Assign&&assign.operator=="="&&(sym=assign.left)instanceof AST_Symbol&&vars.has(sym.name)){var def=vars.get(sym.name);if(def.value)break;def.value=assign.right;remove(defs,def);defs.push(def);self.body[i].body=make_sequence(expr,expr.expressions.slice(1));continue}}if(self.body[i]instanceof AST_EmptyStatement){self.body.splice(i,1);continue}if(self.body[i]instanceof AST_BlockStatement){var tmp=[i,1].concat(self.body[i].body);self.body.splice.apply(self.body,tmp);continue}break}defs=make_node(AST_Var,self,{definitions:defs});hoisted.push(defs)}}self.body=dirs.concat(hoisted,self.body)}return self});AST_Scope.DEFMETHOD("var_names",function(){var var_names=this._var_names;if(!var_names){this._var_names=var_names=Object.create(null);this.enclosed.forEach(function(def){var_names[def.name]=true});this.variables.each(function(def,name){var_names[name]=true})}return var_names});AST_Scope.DEFMETHOD("make_var_name",function(prefix){var var_names=this.var_names();prefix=prefix.replace(/[^a-z_$]+/gi,"_");var name=prefix;for(var i=0;var_names[name];i++)name=prefix+"$"+i;var_names[name]=true;return name});AST_Scope.DEFMETHOD("hoist_properties",function(compressor){var self=this;if(!compressor.option("hoist_props")||compressor.has_directive("use asm"))return self;var top_retain=self instanceof AST_Toplevel&&compressor.top_retain||return_false;var defs_by_id=Object.create(null);return self.transform(new TreeTransformer(function(node,descend){if(node instanceof AST_VarDef){var sym=node.name,def,value;if(sym.scope===self&&(def=sym.definition()).escaped!=1&&!def.single_use&&!def.direct_access&&!top_retain(def)&&(value=sym.fixed_value())===node.value&&value instanceof AST_Object){descend(node,this);var defs=new Dictionary;var assignments=[];value.properties.forEach(function(prop){assignments.push(make_node(AST_VarDef,node,{name:make_sym(prop.key),value:prop.value}))});defs_by_id[def.id]=defs;return MAP.splice(assignments)}}if(node instanceof AST_PropAccess&&node.expression instanceof AST_SymbolRef){var defs=defs_by_id[node.expression.definition().id];if(defs){var key=node.property;if(key instanceof AST_Node)key=key.getValue();var def=defs.get(key);var sym=make_node(AST_SymbolRef,node,{name:def.name,scope:node.expression.scope,thedef:def});sym.reference({});return sym}}function make_sym(key){var new_var=make_node(sym.CTOR,sym,{name:self.make_var_name(sym.name+"_"+key),scope:self});var def=self.def_variable(new_var);defs.set(key,def);self.enclosed.push(def);return new_var}}))});(function(def){function trim(nodes,compressor,first_in_statement){var len=nodes.length;if(!len)return null;var ret=[],changed=false;for(var i=0;i<len;i++){var node=nodes[i].drop_side_effect_free(compressor,first_in_statement);changed|=node!==nodes[i];if(node){ret.push(node);first_in_statement=false}}return changed?ret.length?ret:null:nodes}def(AST_Node,return_this);def(AST_Constant,return_null);def(AST_This,return_null);def(AST_Call,function(compressor,first_in_statement){if(!this.is_expr_pure(compressor)){if(this.expression instanceof AST_Function&&(!this.expression.name||!this.expression.name.definition().references.length)){var node=this.clone();node.expression.process_expression(false,compressor);return node}return this}if(this.pure){compressor.warn("Dropping __PURE__ call [{file}:{line},{col}]",this.start)}var args=trim(this.args,compressor,first_in_statement);return args&&make_sequence(this,args)});def(AST_Accessor,return_null);def(AST_Function,return_null);def(AST_Binary,function(compressor,first_in_statement){var right=this.right.drop_side_effect_free(compressor);if(!right)return this.left.drop_side_effect_free(compressor,first_in_statement);if(lazy_op(this.operator)){if(right===this.right)return this;var node=this.clone();node.right=right;return node}else{var left=this.left.drop_side_effect_free(compressor,first_in_statement);if(!left)return this.right.drop_side_effect_free(compressor,first_in_statement);return make_sequence(this,[left,right])}});def(AST_Assign,function(compressor){var left=this.left;if(left.has_side_effects(compressor))return this;this.write_only=true;while(left instanceof AST_PropAccess){left=left.expression}if(left instanceof AST_Symbol)return this;return this.right.drop_side_effect_free(compressor)});def(AST_Conditional,function(compressor){var consequent=this.consequent.drop_side_effect_free(compressor);var alternative=this.alternative.drop_side_effect_free(compressor);if(consequent===this.consequent&&alternative===this.alternative)return this;if(!consequent)return alternative?make_node(AST_Binary,this,{operator:"||",left:this.condition,right:alternative}):this.condition.drop_side_effect_free(compressor);if(!alternative)return make_node(AST_Binary,this,{operator:"&&",left:this.condition,right:consequent});var node=this.clone();node.consequent=consequent;node.alternative=alternative;return node});def(AST_Unary,function(compressor,first_in_statement){if(unary_side_effects(this.operator)){this.write_only=!this.expression.has_side_effects(compressor);return this}if(this.operator=="typeof"&&this.expression instanceof AST_SymbolRef)return null;var expression=this.expression.drop_side_effect_free(compressor,first_in_statement);if(first_in_statement&&expression&&is_iife_call(expression)){if(expression===this.expression&&this.operator=="!")return this;return expression.negate(compressor,first_in_statement)}return expression});def(AST_SymbolRef,function(compressor){return this.is_declared(compressor)?null:this});def(AST_Object,function(compressor,first_in_statement){var values=trim(this.properties,compressor,first_in_statement);return values&&make_sequence(this,values)});def(AST_ObjectProperty,function(compressor,first_in_statement){return this.value.drop_side_effect_free(compressor,first_in_statement)});def(AST_Array,function(compressor,first_in_statement){var values=trim(this.elements,compressor,first_in_statement);return values&&make_sequence(this,values)});def(AST_Dot,function(compressor,first_in_statement){if(this.expression.may_throw_on_access(compressor))return this;return this.expression.drop_side_effect_free(compressor,first_in_statement)});def(AST_Sub,function(compressor,first_in_statement){if(this.expression.may_throw_on_access(compressor))return this;var expression=this.expression.drop_side_effect_free(compressor,first_in_statement);if(!expression)return this.property.drop_side_effect_free(compressor,first_in_statement);var property=this.property.drop_side_effect_free(compressor);if(!property)return expression;return make_sequence(this,[expression,property])});def(AST_Sequence,function(compressor){var last=this.tail_node();var expr=last.drop_side_effect_free(compressor);if(expr===last)return this;var expressions=this.expressions.slice(0,-1);if(expr)expressions.push(expr);return make_sequence(this,expressions)})})(function(node,func){node.DEFMETHOD("drop_side_effect_free",func)});OPT(AST_SimpleStatement,function(self,compressor){if(compressor.option("side_effects")){var body=self.body;var node=body.drop_side_effect_free(compressor,true);if(!node){compressor.warn("Dropping side-effect-free statement [{file}:{line},{col}]",self.start);return make_node(AST_EmptyStatement,self)}if(node!==body){return make_node(AST_SimpleStatement,self,{body:node})}}return self});OPT(AST_While,function(self,compressor){return compressor.option("loops")?make_node(AST_For,self,self).optimize(compressor):self});OPT(AST_Do,function(self,compressor){if(!compressor.option("loops"))return self;var cond=self.condition.tail_node().evaluate(compressor);if(!(cond instanceof AST_Node)){if(cond)return make_node(AST_For,self,{body:make_node(AST_BlockStatement,self.body,{body:[self.body,make_node(AST_SimpleStatement,self.condition,{body:self.condition})]})}).optimize(compressor);var has_loop_control=false;var tw=new TreeWalker(function(node){if(node instanceof AST_Scope||has_loop_control)return true;if(node instanceof AST_LoopControl&&tw.loopcontrol_target(node)===self)return has_loop_control=true});var parent=compressor.parent();(parent instanceof AST_LabeledStatement?parent:self).walk(tw);if(!has_loop_control)return make_node(AST_BlockStatement,self.body,{body:[self.body,make_node(AST_SimpleStatement,self.condition,{body:self.condition})]}).optimize(compressor)}return self});function if_break_in_loop(self,compressor){function drop_it(rest){rest=as_statement_array(rest);if(self.body instanceof AST_BlockStatement){self.body=self.body.clone();self.body.body=rest.concat(self.body.body.slice(1));self.body=self.body.transform(compressor)}else{self.body=make_node(AST_BlockStatement,self.body,{body:rest}).transform(compressor)}if_break_in_loop(self,compressor)}var first=self.body instanceof AST_BlockStatement?self.body.body[0]:self.body;if(first instanceof AST_If){if(first.body instanceof AST_Break&&compressor.loopcontrol_target(first.body)===compressor.self()){if(self.condition){self.condition=make_node(AST_Binary,self.condition,{left:self.condition,operator:"&&",right:first.condition.negate(compressor)})}else{self.condition=first.condition.negate(compressor)}drop_it(first.alternative)}else if(first.alternative instanceof AST_Break&&compressor.loopcontrol_target(first.alternative)===compressor.self()){if(self.condition){self.condition=make_node(AST_Binary,self.condition,{left:self.condition,operator:"&&",right:first.condition})}else{self.condition=first.condition}drop_it(first.body)}}}OPT(AST_For,function(self,compressor){if(!compressor.option("loops"))return self;if(compressor.option("side_effects")&&self.init){self.init=self.init.drop_side_effect_free(compressor)}if(self.condition){var cond=self.condition.evaluate(compressor);if(!(cond instanceof AST_Node)){if(cond)self.condition=null;else if(!compressor.option("dead_code")){var orig=self.condition;self.condition=make_node_from_constant(cond,self.condition);self.condition=best_of_expression(self.condition.transform(compressor),orig)}}if(compressor.option("dead_code")){if(cond instanceof AST_Node)cond=self.condition.tail_node().evaluate(compressor);if(!cond){var body=[];extract_declarations_from_unreachable_code(compressor,self.body,body);if(self.init instanceof AST_Statement){body.push(self.init)}else if(self.init){body.push(make_node(AST_SimpleStatement,self.init,{body:self.init}))}body.push(make_node(AST_SimpleStatement,self.condition,{body:self.condition}));return make_node(AST_BlockStatement,self,{body:body}).optimize(compressor)}}}if_break_in_loop(self,compressor);return self});OPT(AST_If,function(self,compressor){if(is_empty(self.alternative))self.alternative=null;if(!compressor.option("conditionals"))return self;var cond=self.condition.evaluate(compressor);if(!compressor.option("dead_code")&&!(cond instanceof AST_Node)){var orig=self.condition;self.condition=make_node_from_constant(cond,orig);self.condition=best_of_expression(self.condition.transform(compressor),orig)}if(compressor.option("dead_code")){if(cond instanceof AST_Node)cond=self.condition.tail_node().evaluate(compressor);if(!cond){compressor.warn("Condition always false [{file}:{line},{col}]",self.condition.start);var body=[];extract_declarations_from_unreachable_code(compressor,self.body,body);body.push(make_node(AST_SimpleStatement,self.condition,{body:self.condition}));if(self.alternative)body.push(self.alternative);return make_node(AST_BlockStatement,self,{body:body}).optimize(compressor)}else if(!(cond instanceof AST_Node)){compressor.warn("Condition always true [{file}:{line},{col}]",self.condition.start);var body=[];if(self.alternative){extract_declarations_from_unreachable_code(compressor,self.alternative,body)}body.push(make_node(AST_SimpleStatement,self.condition,{body:self.condition}));body.push(self.body);return make_node(AST_BlockStatement,self,{body:body}).optimize(compressor)}}var negated=self.condition.negate(compressor);var self_condition_length=self.condition.print_to_string().length;var negated_length=negated.print_to_string().length;var negated_is_best=negated_length<self_condition_length;if(self.alternative&&negated_is_best){negated_is_best=false;self.condition=negated;var tmp=self.body;self.body=self.alternative||make_node(AST_EmptyStatement,self);self.alternative=tmp}if(is_empty(self.body)&&is_empty(self.alternative)){return make_node(AST_SimpleStatement,self.condition,{body:self.condition.clone()}).optimize(compressor)}if(self.body instanceof AST_SimpleStatement&&self.alternative instanceof AST_SimpleStatement){return make_node(AST_SimpleStatement,self,{body:make_node(AST_Conditional,self,{condition:self.condition,consequent:self.body.body,alternative:self.alternative.body})}).optimize(compressor)}if(is_empty(self.alternative)&&self.body instanceof AST_SimpleStatement){if(self_condition_length===negated_length&&!negated_is_best&&self.condition instanceof AST_Binary&&self.condition.operator=="||"){negated_is_best=true}if(negated_is_best)return make_node(AST_SimpleStatement,self,{body:make_node(AST_Binary,self,{operator:"||",left:negated,right:self.body.body})}).optimize(compressor);return make_node(AST_SimpleStatement,self,{body:make_node(AST_Binary,self,{operator:"&&",left:self.condition,right:self.body.body})}).optimize(compressor)}if(self.body instanceof AST_EmptyStatement&&self.alternative instanceof AST_SimpleStatement){return make_node(AST_SimpleStatement,self,{body:make_node(AST_Binary,self,{operator:"||",left:self.condition,right:self.alternative.body})}).optimize(compressor)}if(self.body instanceof AST_Exit&&self.alternative instanceof AST_Exit&&self.body.TYPE==self.alternative.TYPE){return make_node(self.body.CTOR,self,{value:make_node(AST_Conditional,self,{condition:self.condition,consequent:self.body.value||make_node(AST_Undefined,self.body),alternative:self.alternative.value||make_node(AST_Undefined,self.alternative)}).transform(compressor)}).optimize(compressor)}if(self.body instanceof AST_If&&!self.body.alternative&&!self.alternative){self=make_node(AST_If,self,{condition:make_node(AST_Binary,self.condition,{operator:"&&",left:self.condition,right:self.body.condition}),body:self.body.body,alternative:null})}if(aborts(self.body)){if(self.alternative){var alt=self.alternative;self.alternative=null;return make_node(AST_BlockStatement,self,{body:[self,alt]}).optimize(compressor)}}if(aborts(self.alternative)){var body=self.body;self.body=self.alternative;self.condition=negated_is_best?negated:self.condition.negate(compressor);self.alternative=null;return make_node(AST_BlockStatement,self,{body:[self,body]}).optimize(compressor)}return self});OPT(AST_Switch,function(self,compressor){if(!compressor.option("switches"))return self;var branch;var value=self.expression.evaluate(compressor);if(!(value instanceof AST_Node)){var orig=self.expression;self.expression=make_node_from_constant(value,orig);self.expression=best_of_expression(self.expression.transform(compressor),orig)}if(!compressor.option("dead_code"))return self;if(value instanceof AST_Node){value=self.expression.tail_node().evaluate(compressor)}var decl=[];var body=[];var default_branch;var exact_match;for(var i=0,len=self.body.length;i<len&&!exact_match;i++){branch=self.body[i];if(branch instanceof AST_Default){if(!default_branch){default_branch=branch}else{eliminate_branch(branch,body[body.length-1])}}else if(!(value instanceof AST_Node)){var exp=branch.expression.evaluate(compressor);if(!(exp instanceof AST_Node)&&exp!==value){eliminate_branch(branch,body[body.length-1]);continue}if(exp instanceof AST_Node)exp=branch.expression.tail_node().evaluate(compressor);if(exp===value){exact_match=branch;if(default_branch){var default_index=body.indexOf(default_branch);body.splice(default_index,1);eliminate_branch(default_branch,body[default_index-1]);default_branch=null}}}if(aborts(branch)){var prev=body[body.length-1];if(aborts(prev)&&prev.body.length==branch.body.length&&make_node(AST_BlockStatement,prev,prev).equivalent_to(make_node(AST_BlockStatement,branch,branch))){prev.body=[]}}body.push(branch)}while(i<len)eliminate_branch(self.body[i++],body[body.length-1]);if(body.length>0){body[0].body=decl.concat(body[0].body)}self.body=body;while(branch=body[body.length-1]){var stat=branch.body[branch.body.length-1];if(stat instanceof AST_Break&&compressor.loopcontrol_target(stat)===self)branch.body.pop();if(branch.body.length||branch instanceof AST_Case&&(default_branch||branch.expression.has_side_effects(compressor)))break;if(body.pop()===default_branch)default_branch=null}if(body.length==0){return make_node(AST_BlockStatement,self,{body:decl.concat(make_node(AST_SimpleStatement,self.expression,{body:self.expression}))}).optimize(compressor)}if(body.length==1&&(body[0]===exact_match||body[0]===default_branch)){var has_break=false;var tw=new TreeWalker(function(node){if(has_break||node instanceof AST_Lambda||node instanceof AST_SimpleStatement)return true;if(node instanceof AST_Break&&tw.loopcontrol_target(node)===self)has_break=true});self.walk(tw);if(!has_break){var statements=body[0].body.slice();var exp=body[0].expression;if(exp)statements.unshift(make_node(AST_SimpleStatement,exp,{body:exp}));statements.unshift(make_node(AST_SimpleStatement,self.expression,{body:self.expression}));return make_node(AST_BlockStatement,self,{body:statements}).optimize(compressor)}}return self;function eliminate_branch(branch,prev){if(prev&&!aborts(prev)){prev.body=prev.body.concat(branch.body)}else{extract_declarations_from_unreachable_code(compressor,branch,decl)}}});OPT(AST_Try,function(self,compressor){tighten_body(self.body,compressor);if(self.bcatch&&self.bfinally&&all(self.bfinally.body,is_empty))self.bfinally=null;if(all(self.body,is_empty)){var body=[];if(self.bcatch)extract_declarations_from_unreachable_code(compressor,self.bcatch,body);if(self.bfinally)body=body.concat(self.bfinally.body);return make_node(AST_BlockStatement,self,{body:body}).optimize(compressor)}return self});AST_Definitions.DEFMETHOD("remove_initializers",function(){this.definitions.forEach(function(def){def.value=null})});AST_Definitions.DEFMETHOD("to_assignments",function(compressor){var reduce_vars=compressor.option("reduce_vars");var assignments=this.definitions.reduce(function(a,def){if(def.value){var name=make_node(AST_SymbolRef,def.name,def.name);a.push(make_node(AST_Assign,def,{operator:"=",left:name,right:def.value}));if(reduce_vars)name.definition().fixed=false}def=def.name.definition();def.eliminated++;def.replaced--;return a},[]);if(assignments.length==0)return null;return make_sequence(this,assignments)});OPT(AST_Definitions,function(self,compressor){if(self.definitions.length==0)return make_node(AST_EmptyStatement,self);return self});OPT(AST_Call,function(self,compressor){var exp=self.expression;var fn=exp;if(compressor.option("reduce_vars")&&fn instanceof AST_SymbolRef){fn=fn.fixed_value()}var is_func=fn instanceof AST_Lambda;if(compressor.option("unused")&&is_func&&!fn.uses_arguments&&!fn.uses_eval){var pos=0,last=0;for(var i=0,len=self.args.length;i<len;i++){var trim=i>=fn.argnames.length;if(trim||fn.argnames[i].__unused){var node=self.args[i].drop_side_effect_free(compressor);if(node){self.args[pos++]=node}else if(!trim){self.args[pos++]=make_node(AST_Number,self.args[i],{value:0});continue}}else{self.args[pos++]=self.args[i]}last=pos}self.args.length=last}if(compressor.option("unsafe")){if(is_undeclared_ref(exp))switch(exp.name){case"Array":if(self.args.length!=1){return make_node(AST_Array,self,{elements:self.args}).optimize(compressor)}break;case"Object":if(self.args.length==0){return make_node(AST_Object,self,{properties:[]})}break;case"String":if(self.args.length==0)return make_node(AST_String,self,{value:""});if(self.args.length<=1)return make_node(AST_Binary,self,{left:self.args[0],operator:"+",right:make_node(AST_String,self,{value:""})}).optimize(compressor);break;case"Number":if(self.args.length==0)return make_node(AST_Number,self,{value:0});if(self.args.length==1)return make_node(AST_UnaryPrefix,self,{expression:self.args[0],operator:"+"}).optimize(compressor);case"Boolean":if(self.args.length==0)return make_node(AST_False,self);if(self.args.length==1)return make_node(AST_UnaryPrefix,self,{expression:make_node(AST_UnaryPrefix,self,{expression:self.args[0],operator:"!"}),operator:"!"}).optimize(compressor);break}else if(exp instanceof AST_Dot)switch(exp.property){case"toString":if(self.args.length==0)return make_node(AST_Binary,self,{left:make_node(AST_String,self,{value:""}),operator:"+",right:exp.expression}).optimize(compressor);break;case"join":if(exp.expression instanceof AST_Array)EXIT:{var separator;if(self.args.length>0){separator=self.args[0].evaluate(compressor);if(separator===self.args[0])break EXIT}var elements=[];var consts=[];exp.expression.elements.forEach(function(el){var value=el.evaluate(compressor);if(value!==el){consts.push(value)}else{if(consts.length>0){elements.push(make_node(AST_String,self,{value:consts.join(separator)}));consts.length=0}elements.push(el)}});if(consts.length>0){elements.push(make_node(AST_String,self,{value:consts.join(separator)}))}if(elements.length==0)return make_node(AST_String,self,{value:""});if(elements.length==1){if(elements[0].is_string(compressor)){return elements[0]}return make_node(AST_Binary,elements[0],{operator:"+",left:make_node(AST_String,self,{value:""}),right:elements[0]})}if(separator==""){var first;if(elements[0].is_string(compressor)||elements[1].is_string(compressor)){first=elements.shift()}else{first=make_node(AST_String,self,{value:""})}return elements.reduce(function(prev,el){return make_node(AST_Binary,el,{operator:"+",left:prev,right:el})},first).optimize(compressor)}var node=self.clone();node.expression=node.expression.clone();node.expression.expression=node.expression.expression.clone();node.expression.expression.elements=elements;return best_of(compressor,self,node)}break;case"charAt":if(exp.expression.is_string(compressor)){var arg=self.args[0];var index=arg?arg.evaluate(compressor):0;if(index!==arg){return make_node(AST_Sub,exp,{expression:exp.expression,property:make_node_from_constant(index|0,arg||exp)}).optimize(compressor)}}break;case"apply":if(self.args.length==2&&self.args[1]instanceof AST_Array){var args=self.args[1].elements.slice();args.unshift(self.args[0]);return make_node(AST_Call,self,{expression:make_node(AST_Dot,exp,{expression:exp.expression,property:"call"}),args:args}).optimize(compressor)}break;case"call":var func=exp.expression;if(func instanceof AST_SymbolRef){func=func.fixed_value()}if(func instanceof AST_Lambda&&!func.contains_this()){return make_sequence(this,[self.args[0],make_node(AST_Call,self,{expression:exp.expression,args:self.args.slice(1)})]).optimize(compressor)}break}}if(compressor.option("unsafe_Func")&&is_undeclared_ref(exp)&&exp.name=="Function"){if(self.args.length==0)return make_node(AST_Function,self,{argnames:[],body:[]});if(all(self.args,function(x){return x instanceof AST_String})){try{var code="n(function("+self.args.slice(0,-1).map(function(arg){return arg.value}).join(",")+"){"+self.args[self.args.length-1].value+"})";var ast=parse(code);var mangle={ie8:compressor.option("ie8")};ast.figure_out_scope(mangle);var comp=new Compressor(compressor.options);ast=ast.transform(comp);ast.figure_out_scope(mangle);base54.reset();ast.compute_char_frequency(mangle);ast.mangle_names(mangle);var fun;ast.walk(new TreeWalker(function(node){if(fun)return true;if(node instanceof AST_Lambda){fun=node;return true}}));var code=OutputStream();AST_BlockStatement.prototype._codegen.call(fun,fun,code);self.args=[make_node(AST_String,self,{value:fun.argnames.map(function(arg){return arg.print_to_string()}).join(",")}),make_node(AST_String,self.args[self.args.length-1],{value:code.get().replace(/^\{|\}$/g,"")})];return self}catch(ex){if(ex instanceof JS_Parse_Error){compressor.warn("Error parsing code passed to new Function [{file}:{line},{col}]",self.args[self.args.length-1].start);compressor.warn(ex.toString())}else{throw ex}}}}var stat=is_func&&fn.body[0];if(compressor.option("inline")&&stat instanceof AST_Return){var value=stat.value;if(!value||value.is_constant_expression()){var args=self.args.concat(value||make_node(AST_Undefined,self));return make_sequence(self,args).optimize(compressor)}}if(is_func){var def,value,scope,level=-1;if(compressor.option("inline")&&!fn.uses_arguments&&!fn.uses_eval&&fn.body.length==1&&(exp===fn?!fn.name:compressor.option("unused")&&(def=exp.definition()).references.length==1&&!recursive_ref(compressor,def)&&fn.is_constant_expression(exp.scope))&&!self.pure&&!fn.contains_this()&&can_flatten_args(fn)&&(value=flatten_body(stat))){var expressions=flatten_args(fn);expressions.push(value.clone(true));return make_sequence(self,expressions).optimize(compressor)}if(compressor.option("side_effects")&&all(fn.body,is_empty)){var args=self.args.concat(make_node(AST_Undefined,self));return make_sequence(self,args).optimize(compressor)}}if(compressor.option("drop_console")){if(exp instanceof AST_PropAccess){var name=exp.expression;while(name.expression){name=name.expression}if(is_undeclared_ref(name)&&name.name=="console"){return make_node(AST_Undefined,self).optimize(compressor)}}}if(compressor.option("negate_iife")&&compressor.parent()instanceof AST_SimpleStatement&&is_iife_call(self)){return self.negate(compressor,true)}var ev=self.evaluate(compressor);if(ev!==self){ev=make_node_from_constant(ev,self).optimize(compressor);return best_of(compressor,ev,self)}return self;function can_flatten_args(fn){var catches=Object.create(null),defs;do{scope=compressor.parent(++level);if(scope instanceof AST_Catch){catches[scope.argname.name]=true}else if(scope instanceof AST_IterationStatement){defs=[]}else if(scope instanceof AST_SymbolRef){if(scope.fixed_value()instanceof AST_Scope)return false}}while(!(scope instanceof AST_Scope));var safe_to_inject=compressor.toplevel.vars||!(scope instanceof AST_Toplevel);for(var i=0,len=fn.argnames.length;i<len;i++){var arg=fn.argnames[i];if(arg.__unused)continue;if(!safe_to_inject||catches[arg.name]||identifier_atom(arg.name)||scope.var_names()[arg.name]){return false}if(defs)defs.push(arg.definition())}return!defs||defs.length==0||!is_reachable(stat,defs)}function flatten_args(fn){var decls=[];var expressions=[];for(var len=fn.argnames.length,i=len;--i>=0;){var name=fn.argnames[i];var value=self.args[i];if(name.__unused){if(value||expressions.length){expressions.unshift(value||make_node(AST_Undefined,self))}}else{var def=name.definition();scope.var_names()[name.name]=true;scope.variables.set(name.name,def);scope.enclosed.push(def);var symbol=make_node(AST_SymbolVar,name,name);def.orig.push(symbol);decls.unshift(make_node(AST_VarDef,name,{name:symbol,value:null}));var sym=make_node(AST_SymbolRef,name,name);def.references.push(sym);expressions.unshift(make_node(AST_Assign,self,{operator:"=",left:sym,right:value||make_node(AST_Undefined,self)}))}}for(i=len,len=self.args.length;i<len;i++){expressions.push(self.args[i])}if(decls.length){i=scope.body.indexOf(compressor.parent(level-1))+1;scope.body.splice(i,0,make_node(AST_Var,fn,{definitions:decls}))}return expressions}function flatten_body(stat){if(stat instanceof AST_Return){return stat.value}else if(stat instanceof AST_SimpleStatement){return make_node(AST_UnaryPrefix,stat,{operator:"void",expression:stat.body})}}});OPT(AST_New,function(self,compressor){if(compressor.option("unsafe")){var exp=self.expression;if(is_undeclared_ref(exp)){switch(exp.name){case"Object":case"RegExp":case"Function":case"Error":case"Array":return make_node(AST_Call,self,self).transform(compressor)}}}return self});OPT(AST_Sequence,function(self,compressor){if(!compressor.option("side_effects"))return self;var expressions=[];filter_for_side_effects();var end=expressions.length-1;trim_right_for_undefined();if(end==0){self=maintain_this_binding(compressor.parent(),compressor.self(),expressions[0]);if(!(self instanceof AST_Sequence))self=self.optimize(compressor);return self}self.expressions=expressions;return self;function filter_for_side_effects(){var first=first_in_statement(compressor);var last=self.expressions.length-1;self.expressions.forEach(function(expr,index){if(index<last)expr=expr.drop_side_effect_free(compressor,first);if(expr){merge_sequence(expressions,expr);first=false}})}function trim_right_for_undefined(){while(end>0&&is_undefined(expressions[end],compressor))end--;if(end<expressions.length-1){expressions[end]=make_node(AST_UnaryPrefix,self,{operator:"void",expression:expressions[end]});expressions.length=end+1}}});AST_Unary.DEFMETHOD("lift_sequences",function(compressor){if(compressor.option("sequences")){if(this.expression instanceof AST_Sequence){var x=this.expression.expressions.slice();var e=this.clone();e.expression=x.pop();x.push(e);return make_sequence(this,x).optimize(compressor)}}return this});OPT(AST_UnaryPostfix,function(self,compressor){return self.lift_sequences(compressor)});OPT(AST_UnaryPrefix,function(self,compressor){var e=self.expression;if(self.operator=="delete"&&!(e instanceof AST_SymbolRef||e instanceof AST_PropAccess||is_identifier_atom(e))){if(e instanceof AST_Sequence){e=e.expressions.slice();e.push(make_node(AST_True,self));return make_sequence(self,e).optimize(compressor)}return make_sequence(self,[e,make_node(AST_True,self)]).optimize(compressor)}var seq=self.lift_sequences(compressor);if(seq!==self){return seq}if(compressor.option("side_effects")&&self.operator=="void"){e=e.drop_side_effect_free(compressor);if(e){self.expression=e;return self}else{return make_node(AST_Undefined,self).optimize(compressor)}}if(compressor.in_boolean_context()){switch(self.operator){case"!":if(e instanceof AST_UnaryPrefix&&e.operator=="!"){return e.expression}if(e instanceof AST_Binary){self=best_of(compressor,self,e.negate(compressor,first_in_statement(compressor)))}break;case"typeof":compressor.warn("Boolean expression always true [{file}:{line},{col}]",self.start);return(e instanceof AST_SymbolRef?make_node(AST_True,self):make_sequence(self,[e,make_node(AST_True,self)])).optimize(compressor)}}if(self.operator=="-"&&e instanceof AST_Infinity){e=e.transform(compressor)}if(e instanceof AST_Binary&&(self.operator=="+"||self.operator=="-")&&(e.operator=="*"||e.operator=="/"||e.operator=="%")){return make_node(AST_Binary,self,{operator:e.operator,left:make_node(AST_UnaryPrefix,e.left,{operator:self.operator,expression:e.left}),right:e.right})}if(self.operator!="-"||!(e instanceof AST_Number||e instanceof AST_Infinity)){var ev=self.evaluate(compressor);if(ev!==self){ev=make_node_from_constant(ev,self).optimize(compressor);return best_of(compressor,ev,self)}}return self});AST_Binary.DEFMETHOD("lift_sequences",function(compressor){if(compressor.option("sequences")){if(this.left instanceof AST_Sequence){var x=this.left.expressions.slice();var e=this.clone();e.left=x.pop();x.push(e);return make_sequence(this,x).optimize(compressor)}if(this.right instanceof AST_Sequence&&!this.left.has_side_effects(compressor)){var assign=this.operator=="="&&this.left instanceof AST_SymbolRef;var x=this.right.expressions;var last=x.length-1;for(var i=0;i<last;i++){if(!assign&&x[i].has_side_effects(compressor))break}if(i==last){x=x.slice();var e=this.clone();e.right=x.pop();x.push(e);return make_sequence(this,x).optimize(compressor)}else if(i>0){var e=this.clone();e.right=make_sequence(this.right,x.slice(i));x=x.slice(0,i);x.push(e);return make_sequence(this,x).optimize(compressor)}}}return this});var commutativeOperators=makePredicate("== === != !== * & | ^");function is_object(node){return node instanceof AST_Array||node instanceof AST_Lambda||node instanceof AST_Object}OPT(AST_Binary,function(self,compressor){function reversible(){return self.left.is_constant()||self.right.is_constant()||!self.left.has_side_effects(compressor)&&!self.right.has_side_effects(compressor)}function reverse(op){if(reversible()){if(op)self.operator=op;var tmp=self.left;self.left=self.right;self.right=tmp}}if(commutativeOperators(self.operator)){if(self.right.is_constant()&&!self.left.is_constant()){if(!(self.left instanceof AST_Binary&&PRECEDENCE[self.left.operator]>=PRECEDENCE[self.operator])){reverse()}}}self=self.lift_sequences(compressor);if(compressor.option("comparisons"))switch(self.operator){case"===":case"!==":if(self.left.is_string(compressor)&&self.right.is_string(compressor)||self.left.is_number(compressor)&&self.right.is_number(compressor)||self.left.is_boolean()&&self.right.is_boolean()||self.left.equivalent_to(self.right)){self.operator=self.operator.substr(0,2)}case"==":case"!=":if(compressor.option("typeofs")&&self.left instanceof AST_String&&self.left.value=="undefined"&&self.right instanceof AST_UnaryPrefix&&self.right.operator=="typeof"){var expr=self.right.expression;if(expr instanceof AST_SymbolRef?expr.is_declared(compressor):!(expr instanceof AST_PropAccess&&compressor.option("ie8"))){self.right=expr;self.left=make_node(AST_Undefined,self.left).optimize(compressor);if(self.operator.length==2)self.operator+="="}}else if(self.left instanceof AST_SymbolRef&&self.right instanceof AST_SymbolRef&&self.left.definition()===self.right.definition()&&is_object(self.left.fixed_value())){return make_node(self.operator[0]=="="?AST_True:AST_False,self)}break}if(self.operator=="+"&&compressor.in_boolean_context()){var ll=self.left.evaluate(compressor);var rr=self.right.evaluate(compressor);if(ll&&typeof ll=="string"){compressor.warn("+ in boolean context always true [{file}:{line},{col}]",self.start);return make_sequence(self,[self.right,make_node(AST_True,self)]).optimize(compressor)}if(rr&&typeof rr=="string"){compressor.warn("+ in boolean context always true [{file}:{line},{col}]",self.start);return make_sequence(self,[self.left,make_node(AST_True,self)]).optimize(compressor)}}if(compressor.option("comparisons")&&self.is_boolean()){if(!(compressor.parent()instanceof AST_Binary)||compressor.parent()instanceof AST_Assign){var negated=make_node(AST_UnaryPrefix,self,{operator:"!",expression:self.negate(compressor,first_in_statement(compressor))});self=best_of(compressor,self,negated)}if(compressor.option("unsafe_comps")){switch(self.operator){case"<":reverse(">");break;case"<=":reverse(">=");break}}}if(self.operator=="+"){if(self.right instanceof AST_String&&self.right.getValue()==""&&self.left.is_string(compressor)){return self.left}if(self.left instanceof AST_String&&self.left.getValue()==""&&self.right.is_string(compressor)){return self.right}if(self.left instanceof AST_Binary&&self.left.operator=="+"&&self.left.left instanceof AST_String&&self.left.left.getValue()==""&&self.right.is_string(compressor)){self.left=self.left.right;return self.transform(compressor)}}if(compressor.option("evaluate")){switch(self.operator){case"&&":var ll=self.left.truthy?true:self.left.falsy?false:self.left.evaluate(compressor);if(!ll){compressor.warn("Condition left of && always false [{file}:{line},{col}]",self.start);return maintain_this_binding(compressor.parent(),compressor.self(),self.left).optimize(compressor)}else if(!(ll instanceof AST_Node)){compressor.warn("Condition left of && always true [{file}:{line},{col}]",self.start);return make_sequence(self,[self.left,self.right]).optimize(compressor)}var rr=self.right.evaluate(compressor);if(!rr){if(compressor.in_boolean_context()){compressor.warn("Boolean && always false [{file}:{line},{col}]",self.start);return make_sequence(self,[self.left,make_node(AST_False,self)]).optimize(compressor)}else self.falsy=true}else if(!(rr instanceof AST_Node)){var parent=compressor.parent();if(parent.operator=="&&"&&parent.left===compressor.self()||compressor.in_boolean_context()){compressor.warn("Dropping side-effect-free && [{file}:{line},{col}]",self.start);return self.left.optimize(compressor)}}if(self.left.operator=="||"){var lr=self.left.right.evaluate(compressor);if(!lr)return make_node(AST_Conditional,self,{condition:self.left.left,consequent:self.right,alternative:self.left.right}).optimize(compressor)}break;case"||":var ll=self.left.truthy?true:self.left.falsy?false:self.left.evaluate(compressor);if(!ll){compressor.warn("Condition left of || always false [{file}:{line},{col}]",self.start);return make_sequence(self,[self.left,self.right]).optimize(compressor)}else if(!(ll instanceof AST_Node)){compressor.warn("Condition left of || always true [{file}:{line},{col}]",self.start);return maintain_this_binding(compressor.parent(),compressor.self(),self.left).optimize(compressor)}var rr=self.right.evaluate(compressor);if(!rr){var parent=compressor.parent();if(parent.operator=="||"&&parent.left===compressor.self()||compressor.in_boolean_context()){compressor.warn("Dropping side-effect-free || [{file}:{line},{col}]",self.start);return self.left.optimize(compressor)}}else if(!(rr instanceof AST_Node)){if(compressor.in_boolean_context()){compressor.warn("Boolean || always true [{file}:{line},{col}]",self.start);return make_sequence(self,[self.left,make_node(AST_True,self)]).optimize(compressor)}else self.truthy=true}if(self.left.operator=="&&"){var lr=self.left.right.evaluate(compressor);if(lr&&!(lr instanceof AST_Node))return make_node(AST_Conditional,self,{condition:self.left.left,consequent:self.left.right,alternative:self.right}).optimize(compressor)}break}var associative=true;switch(self.operator){case"+":if(self.left instanceof AST_Constant&&self.right instanceof AST_Binary&&self.right.operator=="+"&&self.right.left instanceof AST_Constant&&self.right.is_string(compressor)){self=make_node(AST_Binary,self,{operator:"+",left:make_node(AST_String,self.left,{value:""+self.left.getValue()+self.right.left.getValue(),start:self.left.start,end:self.right.left.end}),right:self.right.right})}if(self.right instanceof AST_Constant&&self.left instanceof AST_Binary&&self.left.operator=="+"&&self.left.right instanceof AST_Constant&&self.left.is_string(compressor)){self=make_node(AST_Binary,self,{operator:"+",left:self.left.left,right:make_node(AST_String,self.right,{value:""+self.left.right.getValue()+self.right.getValue(),start:self.left.right.start,end:self.right.end})})}if(self.left instanceof AST_Binary&&self.left.operator=="+"&&self.left.is_string(compressor)&&self.left.right instanceof AST_Constant&&self.right instanceof AST_Binary&&self.right.operator=="+"&&self.right.left instanceof AST_Constant&&self.right.is_string(compressor)){self=make_node(AST_Binary,self,{operator:"+",left:make_node(AST_Binary,self.left,{operator:"+",left:self.left.left,right:make_node(AST_String,self.left.right,{value:""+self.left.right.getValue()+self.right.left.getValue(),start:self.left.right.start,end:self.right.left.end})}),right:self.right.right})}if(self.right instanceof AST_UnaryPrefix&&self.right.operator=="-"&&self.left.is_number(compressor)){self=make_node(AST_Binary,self,{operator:"-",left:self.left,right:self.right.expression});break}if(self.left instanceof AST_UnaryPrefix&&self.left.operator=="-"&&reversible()&&self.right.is_number(compressor)){self=make_node(AST_Binary,self,{operator:"-",left:self.right,right:self.left.expression});break}case"*":associative=compressor.option("unsafe_math");case"&":case"|":case"^":if(self.left.is_number(compressor)&&self.right.is_number(compressor)&&reversible()&&!(self.left instanceof AST_Binary&&self.left.operator!=self.operator&&PRECEDENCE[self.left.operator]>=PRECEDENCE[self.operator])){var reversed=make_node(AST_Binary,self,{operator:self.operator,left:self.right,right:self.left});if(self.right instanceof AST_Constant&&!(self.left instanceof AST_Constant)){self=best_of(compressor,reversed,self)}else{self=best_of(compressor,self,reversed)}}if(associative&&self.is_number(compressor)){if(self.right instanceof AST_Binary&&self.right.operator==self.operator){self=make_node(AST_Binary,self,{operator:self.operator,left:make_node(AST_Binary,self.left,{operator:self.operator,left:self.left,right:self.right.left,start:self.left.start,end:self.right.left.end}),right:self.right.right})}if(self.right instanceof AST_Constant&&self.left instanceof AST_Binary&&self.left.operator==self.operator){if(self.left.left instanceof AST_Constant){self=make_node(AST_Binary,self,{operator:self.operator,left:make_node(AST_Binary,self.left,{operator:self.operator,left:self.left.left,right:self.right,start:self.left.left.start,end:self.right.end}),right:self.left.right})}else if(self.left.right instanceof AST_Constant){self=make_node(AST_Binary,self,{operator:self.operator,left:make_node(AST_Binary,self.left,{operator:self.operator,left:self.left.right,right:self.right,start:self.left.right.start,end:self.right.end}),right:self.left.left})}}if(self.left instanceof AST_Binary&&self.left.operator==self.operator&&self.left.right instanceof AST_Constant&&self.right instanceof AST_Binary&&self.right.operator==self.operator&&self.right.left instanceof AST_Constant){self=make_node(AST_Binary,self,{operator:self.operator,left:make_node(AST_Binary,self.left,{operator:self.operator,left:make_node(AST_Binary,self.left.left,{operator:self.operator,left:self.left.right,right:self.right.left,start:self.left.right.start,end:self.right.left.end}),right:self.left.left}),right:self.right.right})}}}}if(self.right instanceof AST_Binary&&self.right.operator==self.operator&&(lazy_op(self.operator)||self.operator=="+"&&(self.right.left.is_string(compressor)||self.left.is_string(compressor)&&self.right.right.is_string(compressor)))){self.left=make_node(AST_Binary,self.left,{operator:self.operator,left:self.left,right:self.right.left});self.right=self.right.right;return self.transform(compressor)}var ev=self.evaluate(compressor);if(ev!==self){ev=make_node_from_constant(ev,self).optimize(compressor);return best_of(compressor,ev,self)}return self});function recursive_ref(compressor,def){var node;for(var i=0;node=compressor.parent(i);i++){if(node instanceof AST_Lambda){var name=node.name;if(name&&name.definition()===def)break}}return node}OPT(AST_SymbolRef,function(self,compressor){var def=self.resolve_defines(compressor);if(def){return def.optimize(compressor)}if(!compressor.option("ie8")&&is_undeclared_ref(self)&&(!self.scope.uses_with||!compressor.find_parent(AST_With))){switch(self.name){case"undefined":return make_node(AST_Undefined,self).optimize(compressor);case"NaN":return make_node(AST_NaN,self).optimize(compressor);case"Infinity":return make_node(AST_Infinity,self).optimize(compressor)}}if(compressor.option("reduce_vars")&&is_lhs(self,compressor.parent())!==self){var d=self.definition();var fixed=self.fixed_value();var single_use=d.single_use;if(single_use&&fixed instanceof AST_Lambda){if(d.scope!==self.scope&&(!compressor.option("reduce_funcs")||d.escaped==1||fixed.inlined)){single_use=false}else if(recursive_ref(compressor,d)){single_use=false}else if(d.scope!==self.scope||d.orig[0]instanceof AST_SymbolFunarg){single_use=fixed.is_constant_expression(self.scope);if(single_use=="f"){var scope=self.scope;do{if(scope instanceof AST_Defun||scope instanceof AST_Function){scope.inlined=true}}while(scope=scope.parent_scope)}}}if(single_use&&fixed){if(fixed instanceof AST_Defun){fixed=make_node(AST_Function,fixed,fixed)}var value;if(d.recursive_refs>0&&fixed.name instanceof AST_SymbolDefun){value=fixed.clone(true);var defun_def=value.name.definition();var lambda_def=value.variables.get(value.name.name);var name=lambda_def&&lambda_def.orig[0];if(!(name instanceof AST_SymbolLambda)){name=make_node(AST_SymbolLambda,value.name,value.name);name.scope=value;value.name=name;lambda_def=value.def_function(name)}value.walk(new TreeWalker(function(node){if(node instanceof AST_SymbolRef&&node.definition()===defun_def){node.thedef=lambda_def;lambda_def.references.push(node)}}))}else{value=fixed.optimize(compressor);if(value===fixed)value=fixed.clone(true)}return value}if(fixed&&d.should_replace===undefined){var init;if(fixed instanceof AST_This){if(!(d.orig[0]instanceof AST_SymbolFunarg)&&all(d.references,function(ref){return d.scope===ref.scope})){init=fixed}}else{var ev=fixed.evaluate(compressor);if(ev!==fixed&&(compressor.option("unsafe_regexp")||!(ev instanceof RegExp))){init=make_node_from_constant(ev,fixed)}}if(init){var value_length=init.optimize(compressor).print_to_string().length;var fn;if(has_symbol_ref(fixed)){fn=function(){var result=init.optimize(compressor);return result===init?result.clone(true):result}}else{value_length=Math.min(value_length,fixed.print_to_string().length);fn=function(){var result=best_of_expression(init.optimize(compressor),fixed);return result===init||result===fixed?result.clone(true):result}}var name_length=d.name.length;var overhead=0;if(compressor.option("unused")&&!compressor.exposed(d)){overhead=(name_length+2+value_length)/d.references.length}d.should_replace=value_length<=name_length+overhead?fn:false}else{d.should_replace=false}}if(d.should_replace){return d.should_replace()}}return self;function has_symbol_ref(value){var found;value.walk(new TreeWalker(function(node){if(node instanceof AST_SymbolRef)found=true;if(found)return true}));return found}});function is_atomic(lhs,self){return lhs instanceof AST_SymbolRef||lhs.TYPE===self.TYPE}OPT(AST_Undefined,function(self,compressor){if(compressor.option("unsafe")){var undef=find_variable(compressor,"undefined");if(undef){var ref=make_node(AST_SymbolRef,self,{name:"undefined",scope:undef.scope,thedef:undef});ref.is_undefined=true;return ref}}var lhs=is_lhs(compressor.self(),compressor.parent());if(lhs&&is_atomic(lhs,self))return self;return make_node(AST_UnaryPrefix,self,{operator:"void",expression:make_node(AST_Number,self,{value:0})})});OPT(AST_Infinity,function(self,compressor){var lhs=is_lhs(compressor.self(),compressor.parent());if(lhs&&is_atomic(lhs,self))return self;if(compressor.option("keep_infinity")&&!(lhs&&!is_atomic(lhs,self))&&!find_variable(compressor,"Infinity"))return self;return make_node(AST_Binary,self,{operator:"/",left:make_node(AST_Number,self,{value:1}),right:make_node(AST_Number,self,{value:0})})});OPT(AST_NaN,function(self,compressor){var lhs=is_lhs(compressor.self(),compressor.parent());if(lhs&&!is_atomic(lhs,self)||find_variable(compressor,"NaN")){return make_node(AST_Binary,self,{operator:"/",left:make_node(AST_Number,self,{value:0}),right:make_node(AST_Number,self,{value:0})})}return self});function is_reachable(self,defs){var reachable=false;var find_ref=new TreeWalker(function(node){if(reachable)return true;if(node instanceof AST_SymbolRef&&member(node.definition(),defs)){return reachable=true}});var scan_scope=new TreeWalker(function(node){if(reachable)return true;if(node instanceof AST_Scope&&node!==self){var parent=scan_scope.parent();if(!(parent instanceof AST_Call&&parent.expression===node)){node.walk(find_ref)}return true}});self.walk(scan_scope);return reachable}var ASSIGN_OPS=["+","-","/","*","%",">>","<<",">>>","|","^","&"];var ASSIGN_OPS_COMMUTATIVE=["*","|","^","&"];OPT(AST_Assign,function(self,compressor){var def;if(compressor.option("dead_code")&&self.left instanceof AST_SymbolRef&&(def=self.left.definition()).scope===compressor.find_parent(AST_Lambda)){var level=0,node,parent=self;do{node=parent;parent=compressor.parent(level++);if(parent instanceof AST_Exit){if(in_try(level,parent instanceof AST_Throw))break;if(is_reachable(def.scope,[def]))break;if(self.operator=="=")return self.right;return make_node(AST_Binary,self,{operator:self.operator.slice(0,-1),left:self.left,right:self.right}).optimize(compressor)}}while(parent instanceof AST_Binary&&parent.right===node||parent instanceof AST_Sequence&&parent.tail_node()===node)}self=self.lift_sequences(compressor);if(self.operator=="="&&self.left instanceof AST_SymbolRef&&self.right instanceof AST_Binary){if(self.right.left instanceof AST_SymbolRef&&self.right.left.name==self.left.name&&member(self.right.operator,ASSIGN_OPS)){self.operator=self.right.operator+"=";self.right=self.right.right}else if(self.right.right instanceof AST_SymbolRef&&self.right.right.name==self.left.name&&member(self.right.operator,ASSIGN_OPS_COMMUTATIVE)&&!self.right.left.has_side_effects(compressor)){self.operator=self.right.operator+"=";self.right=self.right.left}}return self;function in_try(level,no_catch){var scope=self.left.definition().scope;var parent;while((parent=compressor.parent(level++))!==scope){if(parent instanceof AST_Try){if(parent.bfinally)return true;if(no_catch&&parent.bcatch)return true}}}});OPT(AST_Conditional,function(self,compressor){if(!compressor.option("conditionals"))return self;if(self.condition instanceof AST_Sequence){var expressions=self.condition.expressions.slice();self.condition=expressions.pop();expressions.push(self);return make_sequence(self,expressions)}var cond=self.condition.evaluate(compressor);if(cond!==self.condition){if(cond){compressor.warn("Condition always true [{file}:{line},{col}]",self.start);return maintain_this_binding(compressor.parent(),compressor.self(),self.consequent)}else{compressor.warn("Condition always false [{file}:{line},{col}]",self.start);return maintain_this_binding(compressor.parent(),compressor.self(),self.alternative)}}var negated=cond.negate(compressor,first_in_statement(compressor));if(best_of(compressor,cond,negated)===negated){self=make_node(AST_Conditional,self,{condition:negated,consequent:self.alternative,alternative:self.consequent})}var condition=self.condition;var consequent=self.consequent;var alternative=self.alternative;if(condition instanceof AST_SymbolRef&&consequent instanceof AST_SymbolRef&&condition.definition()===consequent.definition()){return make_node(AST_Binary,self,{operator:"||",left:condition,right:alternative})}if(consequent instanceof AST_Assign&&alternative instanceof AST_Assign&&consequent.operator==alternative.operator&&consequent.left.equivalent_to(alternative.left)&&(!self.condition.has_side_effects(compressor)||consequent.operator=="="&&!consequent.left.has_side_effects(compressor))){return make_node(AST_Assign,self,{operator:consequent.operator,left:consequent.left,right:make_node(AST_Conditional,self,{condition:self.condition,consequent:consequent.right,alternative:alternative.right})})}var arg_index;if(consequent instanceof AST_Call&&alternative.TYPE===consequent.TYPE&&consequent.args.length>0&&consequent.args.length==alternative.args.length&&consequent.expression.equivalent_to(alternative.expression)&&!self.condition.has_side_effects(compressor)&&!consequent.expression.has_side_effects(compressor)&&typeof(arg_index=single_arg_diff())=="number"){var node=consequent.clone();node.args[arg_index]=make_node(AST_Conditional,self,{condition:self.condition,consequent:consequent.args[arg_index],alternative:alternative.args[arg_index]});return node}if(consequent instanceof AST_Conditional&&consequent.alternative.equivalent_to(alternative)){return make_node(AST_Conditional,self,{condition:make_node(AST_Binary,self,{left:self.condition,operator:"&&",right:consequent.condition}),consequent:consequent.consequent,alternative:alternative})}if(consequent.equivalent_to(alternative)){return make_sequence(self,[self.condition,consequent]).optimize(compressor)}var in_bool=compressor.in_boolean_context();if(is_true(self.consequent)){if(is_false(self.alternative)){return booleanize(self.condition)}return make_node(AST_Binary,self,{operator:"||",left:booleanize(self.condition),right:self.alternative})}if(is_false(self.consequent)){if(is_true(self.alternative)){return booleanize(self.condition.negate(compressor))}return make_node(AST_Binary,self,{operator:"&&",left:booleanize(self.condition.negate(compressor)),right:self.alternative})}if(is_true(self.alternative)){return make_node(AST_Binary,self,{operator:"||",left:booleanize(self.condition.negate(compressor)),right:self.consequent})}if(is_false(self.alternative)){return make_node(AST_Binary,self,{operator:"&&",left:booleanize(self.condition),right:self.consequent})}return self;function booleanize(node){if(node.is_boolean())return node;return make_node(AST_UnaryPrefix,node,{operator:"!",expression:node.negate(compressor)})}function is_true(node){return node instanceof AST_True||in_bool&&node instanceof AST_Constant&&node.getValue()||node instanceof AST_UnaryPrefix&&node.operator=="!"&&node.expression instanceof AST_Constant&&!node.expression.getValue()}function is_false(node){return node instanceof AST_False||in_bool&&node instanceof AST_Constant&&!node.getValue()||node instanceof AST_UnaryPrefix&&node.operator=="!"&&node.expression instanceof AST_Constant&&node.expression.getValue()}function single_arg_diff(){var a=consequent.args;var b=alternative.args;for(var i=0,len=a.length;i<len;i++){if(!a[i].equivalent_to(b[i])){for(var j=i+1;j<len;j++){if(!a[j].equivalent_to(b[j]))return}return i}}}});OPT(AST_Boolean,function(self,compressor){if(compressor.in_boolean_context())return make_node(AST_Number,self,{value:+self.value});if(compressor.option("booleans")){var p=compressor.parent();if(p instanceof AST_Binary&&(p.operator=="=="||p.operator=="!=")){compressor.warn("Non-strict equality against boolean: {operator} {value} [{file}:{line},{col}]",{operator:p.operator,value:self.value,file:p.start.file,line:p.start.line,col:p.start.col});return make_node(AST_Number,self,{value:+self.value})}return make_node(AST_UnaryPrefix,self,{operator:"!",expression:make_node(AST_Number,self,{value:1-self.value})})}return self});OPT(AST_Sub,function(self,compressor){var expr=self.expression;var prop=self.property;if(compressor.option("properties")){var key=prop.evaluate(compressor);if(key!==prop){if(typeof key=="string"){if(key=="undefined"){key=undefined}else{var value=parseFloat(key);if(value.toString()==key){key=value}}}prop=self.property=best_of_expression(prop,make_node_from_constant(key,prop).transform(compressor));var property=""+key;if(is_identifier_string(property)&&property.length<=prop.print_to_string().length+1){return make_node(AST_Dot,self,{expression:expr,property:property}).optimize(compressor)}}}if(is_lhs(self,compressor.parent()))return self;if(key!==prop){var sub=self.flatten_object(property,compressor);if(sub){expr=self.expression=sub.expression;prop=self.property=sub.property}}if(compressor.option("properties")&&compressor.option("side_effects")&&prop instanceof AST_Number&&expr instanceof AST_Array){var index=prop.getValue();var elements=expr.elements;if(index in elements){var flatten=true;var values=[];for(var i=elements.length;--i>index;){var value=elements[i].drop_side_effect_free(compressor);if(value){values.unshift(value);if(flatten&&value.has_side_effects(compressor))flatten=false}}var retValue=elements[index];retValue=retValue instanceof AST_Hole?make_node(AST_Undefined,retValue):retValue;if(!flatten)values.unshift(retValue);while(--i>=0){var value=elements[i].drop_side_effect_free(compressor);if(value)values.unshift(value);else index--}if(flatten){values.push(retValue);return make_sequence(self,values).optimize(compressor)}else return make_node(AST_Sub,self,{expression:make_node(AST_Array,expr,{elements:values}),property:make_node(AST_Number,prop,{value:index})})}}var ev=self.evaluate(compressor);if(ev!==self){ev=make_node_from_constant(ev,self).optimize(compressor);return best_of(compressor,ev,self)}return self});AST_Lambda.DEFMETHOD("contains_this",function(){var result;var self=this;self.walk(new TreeWalker(function(node){if(result)return true;if(node instanceof AST_This)return result=true;if(node!==self&&node instanceof AST_Scope)return true}));return result});AST_PropAccess.DEFMETHOD("flatten_object",function(key,compressor){if(!compressor.option("properties"))return;var expr=this.expression;if(expr instanceof AST_Object){var props=expr.properties;for(var i=props.length;--i>=0;){var prop=props[i];if(""+prop.key==key){if(!all(props,function(prop){return prop instanceof AST_ObjectKeyVal}))break;var value=prop.value;if(value instanceof AST_Function&&!(compressor.parent()instanceof AST_New)&&value.contains_this())break;return make_node(AST_Sub,this,{expression:make_node(AST_Array,expr,{elements:props.map(function(prop){return prop.value})}),property:make_node(AST_Number,this,{value:i})})}}}});OPT(AST_Dot,function(self,compressor){var def=self.resolve_defines(compressor);if(def){return def.optimize(compressor)}if(compressor.option("unsafe_proto")&&self.expression instanceof AST_Dot&&self.expression.property=="prototype"){var exp=self.expression.expression;if(is_undeclared_ref(exp))switch(exp.name){case"Array":self.expression=make_node(AST_Array,self.expression,{elements:[]});break;case"Object":self.expression=make_node(AST_Object,self.expression,{properties:[]});break;case"String":self.expression=make_node(AST_String,self.expression,{value:""});break}}if(is_lhs(self,compressor.parent()))return self;var sub=self.flatten_object(self.property,compressor);if(sub)return sub.optimize(compressor);var ev=self.evaluate(compressor);if(ev!==self){ev=make_node_from_constant(ev,self).optimize(compressor);return best_of(compressor,ev,self)}return self});function literals_in_boolean_context(self,compressor){if(compressor.in_boolean_context()){return best_of(compressor,self,make_sequence(self,[self,make_node(AST_True,self)]).optimize(compressor))}return self}OPT(AST_Array,literals_in_boolean_context);OPT(AST_Object,literals_in_boolean_context);OPT(AST_RegExp,literals_in_boolean_context);OPT(AST_Return,function(self,compressor){if(self.value&&is_undefined(self.value,compressor)){self.value=null}return self});OPT(AST_VarDef,function(self,compressor){var defines=compressor.option("global_defs");if(defines&&HOP(defines,self.name.name)){compressor.warn("global_defs "+self.name.name+" redefined [{file}:{line},{col}]",self.start)}return self})})(); +/*********************************************************************** A JavaScript tokenizer / parser / beautifier / compressor. https://github.com/mishoo/UglifyJS2 @@ -335,7 +343,8 @@ SUCH DAMAGE. ***********************************************************************/ -"use strict";function SourceMap(options){options=defaults(options,{file:null,root:null,orig:null,orig_line_diff:0,dest_line_diff:0});var generator=new MOZ_SourceMap.SourceMapGenerator({file:options.file,sourceRoot:options.root});var orig_map=options.orig&&new MOZ_SourceMap.SourceMapConsumer(options.orig);if(orig_map&&Array.isArray(options.orig.sources)){orig_map._sources.toArray().forEach(function(source){var sourceContent=orig_map.sourceContentFor(source,true);if(sourceContent){generator.setSourceContent(source,sourceContent)}})}function add(source,gen_line,gen_col,orig_line,orig_col,name){if(orig_map){var info=orig_map.originalPositionFor({line:orig_line,column:orig_col});if(info.source===null){return}source=info.source;orig_line=info.line;orig_col=info.column;name=info.name||name}generator.addMapping({generated:{line:gen_line+options.dest_line_diff,column:gen_col},original:{line:orig_line+options.orig_line_diff,column:orig_col},source:source,name:name})}return{add:add,get:function(){return generator},toString:function(){return JSON.stringify(generator.toJSON())}}}/*********************************************************************** +"use strict";function SourceMap(options){options=defaults(options,{file:null,root:null,orig:null,orig_line_diff:0,dest_line_diff:0});var generator=new MOZ_SourceMap.SourceMapGenerator({file:options.file,sourceRoot:options.root});var orig_map=options.orig&&new MOZ_SourceMap.SourceMapConsumer(options.orig);if(orig_map&&Array.isArray(options.orig.sources)){orig_map._sources.toArray().forEach(function(source){var sourceContent=orig_map.sourceContentFor(source,true);if(sourceContent){generator.setSourceContent(source,sourceContent)}})}function add(source,gen_line,gen_col,orig_line,orig_col,name){if(orig_map){var info=orig_map.originalPositionFor({line:orig_line,column:orig_col});if(info.source===null){return}source=info.source;orig_line=info.line;orig_col=info.column;name=info.name||name}generator.addMapping({generated:{line:gen_line+options.dest_line_diff,column:gen_col},original:{line:orig_line+options.orig_line_diff,column:orig_col},source:source,name:name})}return{add:add,get:function(){return generator},toString:function(){return JSON.stringify(generator.toJSON())}}} +/*********************************************************************** A JavaScript tokenizer / parser / beautifier / compressor. https://github.com/mishoo/UglifyJS2 @@ -377,7 +386,8 @@ SUCH DAMAGE. ***********************************************************************/ -"use strict";(function(){var normalize_directives=function(body){var in_directive=true;for(var i=0;i<body.length;i++){if(in_directive&&body[i]instanceof AST_Statement&&body[i].body instanceof AST_String){body[i]=new AST_Directive({start:body[i].start,end:body[i].end,value:body[i].body.value})}else if(in_directive&&!(body[i]instanceof AST_Statement&&body[i].body instanceof AST_String)){in_directive=false}}return body};var MOZ_TO_ME={Program:function(M){return new AST_Toplevel({start:my_start_token(M),end:my_end_token(M),body:normalize_directives(M.body.map(from_moz))})},FunctionDeclaration:function(M){return new AST_Defun({start:my_start_token(M),end:my_end_token(M),name:from_moz(M.id),argnames:M.params.map(from_moz),body:normalize_directives(from_moz(M.body).body)})},FunctionExpression:function(M){return new AST_Function({start:my_start_token(M),end:my_end_token(M),name:from_moz(M.id),argnames:M.params.map(from_moz),body:normalize_directives(from_moz(M.body).body)})},ExpressionStatement:function(M){return new AST_SimpleStatement({start:my_start_token(M),end:my_end_token(M),body:from_moz(M.expression)})},TryStatement:function(M){var handlers=M.handlers||[M.handler];if(handlers.length>1||M.guardedHandlers&&M.guardedHandlers.length){throw new Error("Multiple catch clauses are not supported.")}return new AST_Try({start:my_start_token(M),end:my_end_token(M),body:from_moz(M.block).body,bcatch:from_moz(handlers[0]),bfinally:M.finalizer?new AST_Finally(from_moz(M.finalizer)):null})},Property:function(M){var key=M.key;var args={start:my_start_token(key),end:my_end_token(M.value),key:key.type=="Identifier"?key.name:key.value,value:from_moz(M.value)};if(M.kind=="init")return new AST_ObjectKeyVal(args);args.key=new AST_SymbolAccessor({name:args.key});args.value=new AST_Accessor(args.value);if(M.kind=="get")return new AST_ObjectGetter(args);if(M.kind=="set")return new AST_ObjectSetter(args)},ArrayExpression:function(M){return new AST_Array({start:my_start_token(M),end:my_end_token(M),elements:M.elements.map(function(elem){return elem===null?new AST_Hole:from_moz(elem)})})},ObjectExpression:function(M){return new AST_Object({start:my_start_token(M),end:my_end_token(M),properties:M.properties.map(function(prop){prop.type="Property";return from_moz(prop)})})},SequenceExpression:function(M){return new AST_Sequence({start:my_start_token(M),end:my_end_token(M),expressions:M.expressions.map(from_moz)})},MemberExpression:function(M){return new(M.computed?AST_Sub:AST_Dot)({start:my_start_token(M),end:my_end_token(M),property:M.computed?from_moz(M.property):M.property.name,expression:from_moz(M.object)})},SwitchCase:function(M){return new(M.test?AST_Case:AST_Default)({start:my_start_token(M),end:my_end_token(M),expression:from_moz(M.test),body:M.consequent.map(from_moz)})},VariableDeclaration:function(M){return new AST_Var({start:my_start_token(M),end:my_end_token(M),definitions:M.declarations.map(from_moz)})},Literal:function(M){var val=M.value,args={start:my_start_token(M),end:my_end_token(M)};if(val===null)return new AST_Null(args);switch(typeof val){case"string":args.value=val;return new AST_String(args);case"number":args.value=val;return new AST_Number(args);case"boolean":return new(val?AST_True:AST_False)(args);default:var rx=M.regex;if(rx&&rx.pattern){args.value=new RegExp(rx.pattern,rx.flags).toString()}else{args.value=M.regex&&M.raw?M.raw:val}return new AST_RegExp(args)}},Identifier:function(M){var p=FROM_MOZ_STACK[FROM_MOZ_STACK.length-2];return new(p.type=="LabeledStatement"?AST_Label:p.type=="VariableDeclarator"&&p.id===M?AST_SymbolVar:p.type=="FunctionExpression"?p.id===M?AST_SymbolLambda:AST_SymbolFunarg:p.type=="FunctionDeclaration"?p.id===M?AST_SymbolDefun:AST_SymbolFunarg:p.type=="CatchClause"?AST_SymbolCatch:p.type=="BreakStatement"||p.type=="ContinueStatement"?AST_LabelRef:AST_SymbolRef)({start:my_start_token(M),end:my_end_token(M),name:M.name})}};MOZ_TO_ME.UpdateExpression=MOZ_TO_ME.UnaryExpression=function To_Moz_Unary(M){var prefix="prefix"in M?M.prefix:M.type=="UnaryExpression"?true:false;return new(prefix?AST_UnaryPrefix:AST_UnaryPostfix)({start:my_start_token(M),end:my_end_token(M),operator:M.operator,expression:from_moz(M.argument)})};map("EmptyStatement",AST_EmptyStatement);map("BlockStatement",AST_BlockStatement,"body@body");map("IfStatement",AST_If,"test>condition, consequent>body, alternate>alternative");map("LabeledStatement",AST_LabeledStatement,"label>label, body>body");map("BreakStatement",AST_Break,"label>label");map("ContinueStatement",AST_Continue,"label>label");map("WithStatement",AST_With,"object>expression, body>body");map("SwitchStatement",AST_Switch,"discriminant>expression, cases@body");map("ReturnStatement",AST_Return,"argument>value");map("ThrowStatement",AST_Throw,"argument>value");map("WhileStatement",AST_While,"test>condition, body>body");map("DoWhileStatement",AST_Do,"test>condition, body>body");map("ForStatement",AST_For,"init>init, test>condition, update>step, body>body");map("ForInStatement",AST_ForIn,"left>init, right>object, body>body");map("DebuggerStatement",AST_Debugger);map("VariableDeclarator",AST_VarDef,"id>name, init>value");map("CatchClause",AST_Catch,"param>argname, body%body");map("ThisExpression",AST_This);map("BinaryExpression",AST_Binary,"operator=operator, left>left, right>right");map("LogicalExpression",AST_Binary,"operator=operator, left>left, right>right");map("AssignmentExpression",AST_Assign,"operator=operator, left>left, right>right");map("ConditionalExpression",AST_Conditional,"test>condition, consequent>consequent, alternate>alternative");map("NewExpression",AST_New,"callee>expression, arguments@args");map("CallExpression",AST_Call,"callee>expression, arguments@args");def_to_moz(AST_Toplevel,function To_Moz_Program(M){return to_moz_scope("Program",M)});def_to_moz(AST_Defun,function To_Moz_FunctionDeclaration(M){return{type:"FunctionDeclaration",id:to_moz(M.name),params:M.argnames.map(to_moz),body:to_moz_scope("BlockStatement",M)}});def_to_moz(AST_Function,function To_Moz_FunctionExpression(M){return{type:"FunctionExpression",id:to_moz(M.name),params:M.argnames.map(to_moz),body:to_moz_scope("BlockStatement",M)}});def_to_moz(AST_Directive,function To_Moz_Directive(M){return{type:"ExpressionStatement",expression:{type:"Literal",value:M.value}}});def_to_moz(AST_SimpleStatement,function To_Moz_ExpressionStatement(M){return{type:"ExpressionStatement",expression:to_moz(M.body)}});def_to_moz(AST_SwitchBranch,function To_Moz_SwitchCase(M){return{type:"SwitchCase",test:to_moz(M.expression),consequent:M.body.map(to_moz)}});def_to_moz(AST_Try,function To_Moz_TryStatement(M){return{type:"TryStatement",block:to_moz_block(M),handler:to_moz(M.bcatch),guardedHandlers:[],finalizer:to_moz(M.bfinally)}});def_to_moz(AST_Catch,function To_Moz_CatchClause(M){return{type:"CatchClause",param:to_moz(M.argname),guard:null,body:to_moz_block(M)}});def_to_moz(AST_Definitions,function To_Moz_VariableDeclaration(M){return{type:"VariableDeclaration",kind:"var",declarations:M.definitions.map(to_moz)}});def_to_moz(AST_Sequence,function To_Moz_SequenceExpression(M){return{type:"SequenceExpression",expressions:M.expressions.map(to_moz)}});def_to_moz(AST_PropAccess,function To_Moz_MemberExpression(M){var isComputed=M instanceof AST_Sub;return{type:"MemberExpression",object:to_moz(M.expression),computed:isComputed,property:isComputed?to_moz(M.property):{type:"Identifier",name:M.property}}});def_to_moz(AST_Unary,function To_Moz_Unary(M){return{type:M.operator=="++"||M.operator=="--"?"UpdateExpression":"UnaryExpression",operator:M.operator,prefix:M instanceof AST_UnaryPrefix,argument:to_moz(M.expression)}});def_to_moz(AST_Binary,function To_Moz_BinaryExpression(M){return{type:M.operator=="&&"||M.operator=="||"?"LogicalExpression":"BinaryExpression",left:to_moz(M.left),operator:M.operator,right:to_moz(M.right)}});def_to_moz(AST_Array,function To_Moz_ArrayExpression(M){return{type:"ArrayExpression",elements:M.elements.map(to_moz)}});def_to_moz(AST_Object,function To_Moz_ObjectExpression(M){return{type:"ObjectExpression",properties:M.properties.map(to_moz)}});def_to_moz(AST_ObjectProperty,function To_Moz_Property(M){var key={type:"Literal",value:M.key instanceof AST_SymbolAccessor?M.key.name:M.key};var kind;if(M instanceof AST_ObjectKeyVal){kind="init"}else if(M instanceof AST_ObjectGetter){kind="get"}else if(M instanceof AST_ObjectSetter){kind="set"}return{type:"Property",kind:kind,key:key,value:to_moz(M.value)}});def_to_moz(AST_Symbol,function To_Moz_Identifier(M){var def=M.definition();return{type:"Identifier",name:def?def.mangled_name||def.name:M.name}});def_to_moz(AST_RegExp,function To_Moz_RegExpLiteral(M){var value=M.value;return{type:"Literal",value:value,raw:value.toString(),regex:{pattern:value.source,flags:value.toString().match(/[gimuy]*$/)[0]}}});def_to_moz(AST_Constant,function To_Moz_Literal(M){var value=M.value;if(typeof value==="number"&&(value<0||value===0&&1/value<0)){return{type:"UnaryExpression",operator:"-",prefix:true,argument:{type:"Literal",value:-value,raw:M.start.raw}}}return{type:"Literal",value:value,raw:M.start.raw}});def_to_moz(AST_Atom,function To_Moz_Atom(M){return{type:"Identifier",name:String(M.value)}});AST_Boolean.DEFMETHOD("to_mozilla_ast",AST_Constant.prototype.to_mozilla_ast);AST_Null.DEFMETHOD("to_mozilla_ast",AST_Constant.prototype.to_mozilla_ast);AST_Hole.DEFMETHOD("to_mozilla_ast",function To_Moz_ArrayHole(){return null});AST_Block.DEFMETHOD("to_mozilla_ast",AST_BlockStatement.prototype.to_mozilla_ast);AST_Lambda.DEFMETHOD("to_mozilla_ast",AST_Function.prototype.to_mozilla_ast);function raw_token(moznode){if(moznode.type=="Literal"){return moznode.raw!=null?moznode.raw:moznode.value+""}}function my_start_token(moznode){var loc=moznode.loc,start=loc&&loc.start;var range=moznode.range;return new AST_Token({file:loc&&loc.source,line:start&&start.line,col:start&&start.column,pos:range?range[0]:moznode.start,endline:start&&start.line,endcol:start&&start.column,endpos:range?range[0]:moznode.start,raw:raw_token(moznode)})}function my_end_token(moznode){var loc=moznode.loc,end=loc&&loc.end;var range=moznode.range;return new AST_Token({file:loc&&loc.source,line:end&&end.line,col:end&&end.column,pos:range?range[1]:moznode.end,endline:end&&end.line,endcol:end&&end.column,endpos:range?range[1]:moznode.end,raw:raw_token(moznode)})}function map(moztype,mytype,propmap){var moz_to_me="function From_Moz_"+moztype+"(M){\n";moz_to_me+="return new U2."+mytype.name+"({\n"+"start: my_start_token(M),\n"+"end: my_end_token(M)";var me_to_moz="function To_Moz_"+moztype+"(M){\n";me_to_moz+="return {\n"+"type: "+JSON.stringify(moztype);if(propmap)propmap.split(/\s*,\s*/).forEach(function(prop){var m=/([a-z0-9$_]+)(=|@|>|%)([a-z0-9$_]+)/i.exec(prop);if(!m)throw new Error("Can't understand property map: "+prop);var moz=m[1],how=m[2],my=m[3];moz_to_me+=",\n"+my+": ";me_to_moz+=",\n"+moz+": ";switch(how){case"@":moz_to_me+="M."+moz+".map(from_moz)";me_to_moz+="M."+my+".map(to_moz)";break;case">":moz_to_me+="from_moz(M."+moz+")";me_to_moz+="to_moz(M."+my+")";break;case"=":moz_to_me+="M."+moz;me_to_moz+="M."+my;break;case"%":moz_to_me+="from_moz(M."+moz+").body";me_to_moz+="to_moz_block(M)";break;default:throw new Error("Can't understand operator in propmap: "+prop)}});moz_to_me+="\n})\n}";me_to_moz+="\n}\n}";moz_to_me=new Function("U2","my_start_token","my_end_token","from_moz","return("+moz_to_me+")")(exports,my_start_token,my_end_token,from_moz);me_to_moz=new Function("to_moz","to_moz_block","to_moz_scope","return("+me_to_moz+")")(to_moz,to_moz_block,to_moz_scope);MOZ_TO_ME[moztype]=moz_to_me;def_to_moz(mytype,me_to_moz)}var FROM_MOZ_STACK=null;function from_moz(node){FROM_MOZ_STACK.push(node);var ret=node!=null?MOZ_TO_ME[node.type](node):null;FROM_MOZ_STACK.pop();return ret}AST_Node.from_mozilla_ast=function(node){var save_stack=FROM_MOZ_STACK;FROM_MOZ_STACK=[];var ast=from_moz(node);FROM_MOZ_STACK=save_stack;return ast};function set_moz_loc(mynode,moznode,myparent){var start=mynode.start;var end=mynode.end;if(start.pos!=null&&end.endpos!=null){moznode.range=[start.pos,end.endpos]}if(start.line){moznode.loc={start:{line:start.line,column:start.col},end:end.endline?{line:end.endline,column:end.endcol}:null};if(start.file){moznode.loc.source=start.file}}return moznode}function def_to_moz(mytype,handler){mytype.DEFMETHOD("to_mozilla_ast",function(){return set_moz_loc(this,handler(this))})}function to_moz(node){return node!=null?node.to_mozilla_ast():null}function to_moz_block(node){return{type:"BlockStatement",body:node.body.map(to_moz)}}function to_moz_scope(type,node){var body=node.body.map(to_moz);if(node.body[0]instanceof AST_SimpleStatement&&node.body[0].body instanceof AST_String){body.unshift(to_moz(new AST_EmptyStatement(node.body[0])))}return{type:type,body:body}}})();/*********************************************************************** +"use strict";(function(){var normalize_directives=function(body){var in_directive=true;for(var i=0;i<body.length;i++){if(in_directive&&body[i]instanceof AST_Statement&&body[i].body instanceof AST_String){body[i]=new AST_Directive({start:body[i].start,end:body[i].end,value:body[i].body.value})}else if(in_directive&&!(body[i]instanceof AST_Statement&&body[i].body instanceof AST_String)){in_directive=false}}return body};var MOZ_TO_ME={Program:function(M){return new AST_Toplevel({start:my_start_token(M),end:my_end_token(M),body:normalize_directives(M.body.map(from_moz))})},FunctionDeclaration:function(M){return new AST_Defun({start:my_start_token(M),end:my_end_token(M),name:from_moz(M.id),argnames:M.params.map(from_moz),body:normalize_directives(from_moz(M.body).body)})},FunctionExpression:function(M){return new AST_Function({start:my_start_token(M),end:my_end_token(M),name:from_moz(M.id),argnames:M.params.map(from_moz),body:normalize_directives(from_moz(M.body).body)})},ExpressionStatement:function(M){return new AST_SimpleStatement({start:my_start_token(M),end:my_end_token(M),body:from_moz(M.expression)})},TryStatement:function(M){var handlers=M.handlers||[M.handler];if(handlers.length>1||M.guardedHandlers&&M.guardedHandlers.length){throw new Error("Multiple catch clauses are not supported.")}return new AST_Try({start:my_start_token(M),end:my_end_token(M),body:from_moz(M.block).body,bcatch:from_moz(handlers[0]),bfinally:M.finalizer?new AST_Finally(from_moz(M.finalizer)):null})},Property:function(M){var key=M.key;var args={start:my_start_token(key),end:my_end_token(M.value),key:key.type=="Identifier"?key.name:key.value,value:from_moz(M.value)};if(M.kind=="init")return new AST_ObjectKeyVal(args);args.key=new AST_SymbolAccessor({name:args.key});args.value=new AST_Accessor(args.value);if(M.kind=="get")return new AST_ObjectGetter(args);if(M.kind=="set")return new AST_ObjectSetter(args)},ArrayExpression:function(M){return new AST_Array({start:my_start_token(M),end:my_end_token(M),elements:M.elements.map(function(elem){return elem===null?new AST_Hole:from_moz(elem)})})},ObjectExpression:function(M){return new AST_Object({start:my_start_token(M),end:my_end_token(M),properties:M.properties.map(function(prop){prop.type="Property";return from_moz(prop)})})},SequenceExpression:function(M){return new AST_Sequence({start:my_start_token(M),end:my_end_token(M),expressions:M.expressions.map(from_moz)})},MemberExpression:function(M){return new(M.computed?AST_Sub:AST_Dot)({start:my_start_token(M),end:my_end_token(M),property:M.computed?from_moz(M.property):M.property.name,expression:from_moz(M.object)})},SwitchCase:function(M){return new(M.test?AST_Case:AST_Default)({start:my_start_token(M),end:my_end_token(M),expression:from_moz(M.test),body:M.consequent.map(from_moz)})},VariableDeclaration:function(M){return new AST_Var({start:my_start_token(M),end:my_end_token(M),definitions:M.declarations.map(from_moz)})},Literal:function(M){var val=M.value,args={start:my_start_token(M),end:my_end_token(M)};if(val===null)return new AST_Null(args);switch(typeof val){case"string":args.value=val;return new AST_String(args);case"number":args.value=val;return new AST_Number(args);case"boolean":return new(val?AST_True:AST_False)(args);default:var rx=M.regex;if(rx&&rx.pattern){args.value=new RegExp(rx.pattern,rx.flags).toString()}else{args.value=M.regex&&M.raw?M.raw:val}return new AST_RegExp(args)}},Identifier:function(M){var p=FROM_MOZ_STACK[FROM_MOZ_STACK.length-2];return new(p.type=="LabeledStatement"?AST_Label:p.type=="VariableDeclarator"&&p.id===M?AST_SymbolVar:p.type=="FunctionExpression"?p.id===M?AST_SymbolLambda:AST_SymbolFunarg:p.type=="FunctionDeclaration"?p.id===M?AST_SymbolDefun:AST_SymbolFunarg:p.type=="CatchClause"?AST_SymbolCatch:p.type=="BreakStatement"||p.type=="ContinueStatement"?AST_LabelRef:AST_SymbolRef)({start:my_start_token(M),end:my_end_token(M),name:M.name})}};MOZ_TO_ME.UpdateExpression=MOZ_TO_ME.UnaryExpression=function To_Moz_Unary(M){var prefix="prefix"in M?M.prefix:M.type=="UnaryExpression"?true:false;return new(prefix?AST_UnaryPrefix:AST_UnaryPostfix)({start:my_start_token(M),end:my_end_token(M),operator:M.operator,expression:from_moz(M.argument)})};map("EmptyStatement",AST_EmptyStatement);map("BlockStatement",AST_BlockStatement,"body@body");map("IfStatement",AST_If,"test>condition, consequent>body, alternate>alternative");map("LabeledStatement",AST_LabeledStatement,"label>label, body>body");map("BreakStatement",AST_Break,"label>label");map("ContinueStatement",AST_Continue,"label>label");map("WithStatement",AST_With,"object>expression, body>body");map("SwitchStatement",AST_Switch,"discriminant>expression, cases@body");map("ReturnStatement",AST_Return,"argument>value");map("ThrowStatement",AST_Throw,"argument>value");map("WhileStatement",AST_While,"test>condition, body>body");map("DoWhileStatement",AST_Do,"test>condition, body>body");map("ForStatement",AST_For,"init>init, test>condition, update>step, body>body");map("ForInStatement",AST_ForIn,"left>init, right>object, body>body");map("DebuggerStatement",AST_Debugger);map("VariableDeclarator",AST_VarDef,"id>name, init>value");map("CatchClause",AST_Catch,"param>argname, body%body");map("ThisExpression",AST_This);map("BinaryExpression",AST_Binary,"operator=operator, left>left, right>right");map("LogicalExpression",AST_Binary,"operator=operator, left>left, right>right");map("AssignmentExpression",AST_Assign,"operator=operator, left>left, right>right");map("ConditionalExpression",AST_Conditional,"test>condition, consequent>consequent, alternate>alternative");map("NewExpression",AST_New,"callee>expression, arguments@args");map("CallExpression",AST_Call,"callee>expression, arguments@args");def_to_moz(AST_Toplevel,function To_Moz_Program(M){return to_moz_scope("Program",M)});def_to_moz(AST_Defun,function To_Moz_FunctionDeclaration(M){return{type:"FunctionDeclaration",id:to_moz(M.name),params:M.argnames.map(to_moz),body:to_moz_scope("BlockStatement",M)}});def_to_moz(AST_Function,function To_Moz_FunctionExpression(M){return{type:"FunctionExpression",id:to_moz(M.name),params:M.argnames.map(to_moz),body:to_moz_scope("BlockStatement",M)}});def_to_moz(AST_Directive,function To_Moz_Directive(M){return{type:"ExpressionStatement",expression:{type:"Literal",value:M.value}}});def_to_moz(AST_SimpleStatement,function To_Moz_ExpressionStatement(M){return{type:"ExpressionStatement",expression:to_moz(M.body)}});def_to_moz(AST_SwitchBranch,function To_Moz_SwitchCase(M){return{type:"SwitchCase",test:to_moz(M.expression),consequent:M.body.map(to_moz)}});def_to_moz(AST_Try,function To_Moz_TryStatement(M){return{type:"TryStatement",block:to_moz_block(M),handler:to_moz(M.bcatch),guardedHandlers:[],finalizer:to_moz(M.bfinally)}});def_to_moz(AST_Catch,function To_Moz_CatchClause(M){return{type:"CatchClause",param:to_moz(M.argname),guard:null,body:to_moz_block(M)}});def_to_moz(AST_Definitions,function To_Moz_VariableDeclaration(M){return{type:"VariableDeclaration",kind:"var",declarations:M.definitions.map(to_moz)}});def_to_moz(AST_Sequence,function To_Moz_SequenceExpression(M){return{type:"SequenceExpression",expressions:M.expressions.map(to_moz)}});def_to_moz(AST_PropAccess,function To_Moz_MemberExpression(M){var isComputed=M instanceof AST_Sub;return{type:"MemberExpression",object:to_moz(M.expression),computed:isComputed,property:isComputed?to_moz(M.property):{type:"Identifier",name:M.property}}});def_to_moz(AST_Unary,function To_Moz_Unary(M){return{type:M.operator=="++"||M.operator=="--"?"UpdateExpression":"UnaryExpression",operator:M.operator,prefix:M instanceof AST_UnaryPrefix,argument:to_moz(M.expression)}});def_to_moz(AST_Binary,function To_Moz_BinaryExpression(M){return{type:M.operator=="&&"||M.operator=="||"?"LogicalExpression":"BinaryExpression",left:to_moz(M.left),operator:M.operator,right:to_moz(M.right)}});def_to_moz(AST_Array,function To_Moz_ArrayExpression(M){return{type:"ArrayExpression",elements:M.elements.map(to_moz)}});def_to_moz(AST_Object,function To_Moz_ObjectExpression(M){return{type:"ObjectExpression",properties:M.properties.map(to_moz)}});def_to_moz(AST_ObjectProperty,function To_Moz_Property(M){var key={type:"Literal",value:M.key instanceof AST_SymbolAccessor?M.key.name:M.key};var kind;if(M instanceof AST_ObjectKeyVal){kind="init"}else if(M instanceof AST_ObjectGetter){kind="get"}else if(M instanceof AST_ObjectSetter){kind="set"}return{type:"Property",kind:kind,key:key,value:to_moz(M.value)}});def_to_moz(AST_Symbol,function To_Moz_Identifier(M){var def=M.definition();return{type:"Identifier",name:def?def.mangled_name||def.name:M.name}});def_to_moz(AST_RegExp,function To_Moz_RegExpLiteral(M){var value=M.value;return{type:"Literal",value:value,raw:value.toString(),regex:{pattern:value.source,flags:value.toString().match(/[gimuy]*$/)[0]}}});def_to_moz(AST_Constant,function To_Moz_Literal(M){var value=M.value;if(typeof value==="number"&&(value<0||value===0&&1/value<0)){return{type:"UnaryExpression",operator:"-",prefix:true,argument:{type:"Literal",value:-value,raw:M.start.raw}}}return{type:"Literal",value:value,raw:M.start.raw}});def_to_moz(AST_Atom,function To_Moz_Atom(M){return{type:"Identifier",name:String(M.value)}});AST_Boolean.DEFMETHOD("to_mozilla_ast",AST_Constant.prototype.to_mozilla_ast);AST_Null.DEFMETHOD("to_mozilla_ast",AST_Constant.prototype.to_mozilla_ast);AST_Hole.DEFMETHOD("to_mozilla_ast",function To_Moz_ArrayHole(){return null});AST_Block.DEFMETHOD("to_mozilla_ast",AST_BlockStatement.prototype.to_mozilla_ast);AST_Lambda.DEFMETHOD("to_mozilla_ast",AST_Function.prototype.to_mozilla_ast);function raw_token(moznode){if(moznode.type=="Literal"){return moznode.raw!=null?moznode.raw:moznode.value+""}}function my_start_token(moznode){var loc=moznode.loc,start=loc&&loc.start;var range=moznode.range;return new AST_Token({file:loc&&loc.source,line:start&&start.line,col:start&&start.column,pos:range?range[0]:moznode.start,endline:start&&start.line,endcol:start&&start.column,endpos:range?range[0]:moznode.start,raw:raw_token(moznode)})}function my_end_token(moznode){var loc=moznode.loc,end=loc&&loc.end;var range=moznode.range;return new AST_Token({file:loc&&loc.source,line:end&&end.line,col:end&&end.column,pos:range?range[1]:moznode.end,endline:end&&end.line,endcol:end&&end.column,endpos:range?range[1]:moznode.end,raw:raw_token(moznode)})}function map(moztype,mytype,propmap){var moz_to_me="function From_Moz_"+moztype+"(M){\n";moz_to_me+="return new U2."+mytype.name+"({\n"+"start: my_start_token(M),\n"+"end: my_end_token(M)";var me_to_moz="function To_Moz_"+moztype+"(M){\n";me_to_moz+="return {\n"+"type: "+JSON.stringify(moztype);if(propmap)propmap.split(/\s*,\s*/).forEach(function(prop){var m=/([a-z0-9$_]+)(=|@|>|%)([a-z0-9$_]+)/i.exec(prop);if(!m)throw new Error("Can't understand property map: "+prop);var moz=m[1],how=m[2],my=m[3];moz_to_me+=",\n"+my+": ";me_to_moz+=",\n"+moz+": ";switch(how){case"@":moz_to_me+="M."+moz+".map(from_moz)";me_to_moz+="M."+my+".map(to_moz)";break;case">":moz_to_me+="from_moz(M."+moz+")";me_to_moz+="to_moz(M."+my+")";break;case"=":moz_to_me+="M."+moz;me_to_moz+="M."+my;break;case"%":moz_to_me+="from_moz(M."+moz+").body";me_to_moz+="to_moz_block(M)";break;default:throw new Error("Can't understand operator in propmap: "+prop)}});moz_to_me+="\n})\n}";me_to_moz+="\n}\n}";moz_to_me=new Function("U2","my_start_token","my_end_token","from_moz","return("+moz_to_me+")")(exports,my_start_token,my_end_token,from_moz);me_to_moz=new Function("to_moz","to_moz_block","to_moz_scope","return("+me_to_moz+")")(to_moz,to_moz_block,to_moz_scope);MOZ_TO_ME[moztype]=moz_to_me;def_to_moz(mytype,me_to_moz)}var FROM_MOZ_STACK=null;function from_moz(node){FROM_MOZ_STACK.push(node);var ret=node!=null?MOZ_TO_ME[node.type](node):null;FROM_MOZ_STACK.pop();return ret}AST_Node.from_mozilla_ast=function(node){var save_stack=FROM_MOZ_STACK;FROM_MOZ_STACK=[];var ast=from_moz(node);FROM_MOZ_STACK=save_stack;return ast};function set_moz_loc(mynode,moznode,myparent){var start=mynode.start;var end=mynode.end;if(start.pos!=null&&end.endpos!=null){moznode.range=[start.pos,end.endpos]}if(start.line){moznode.loc={start:{line:start.line,column:start.col},end:end.endline?{line:end.endline,column:end.endcol}:null};if(start.file){moznode.loc.source=start.file}}return moznode}function def_to_moz(mytype,handler){mytype.DEFMETHOD("to_mozilla_ast",function(){return set_moz_loc(this,handler(this))})}function to_moz(node){return node!=null?node.to_mozilla_ast():null}function to_moz_block(node){return{type:"BlockStatement",body:node.body.map(to_moz)}}function to_moz_scope(type,node){var body=node.body.map(to_moz);if(node.body[0]instanceof AST_SimpleStatement&&node.body[0].body instanceof AST_String){body.unshift(to_moz(new AST_EmptyStatement(node.body[0])))}return{type:type,body:body}}})(); +/*********************************************************************** A JavaScript tokenizer / parser / beautifier / compressor. https://github.com/mishoo/UglifyJS2 @@ -419,4 +429,4 @@ SUCH DAMAGE. ***********************************************************************/ -"use strict";function find_builtins(reserved){["null","true","false","Infinity","-Infinity","undefined"].forEach(add);[Object,Array,Function,Number,String,Boolean,Error,Math,Date,RegExp].forEach(function(ctor){Object.getOwnPropertyNames(ctor).map(add);if(ctor.prototype){Object.getOwnPropertyNames(ctor.prototype).map(add)}});function add(name){push_uniq(reserved,name)}}function reserve_quoted_keys(ast,reserved){function add(name){push_uniq(reserved,name)}ast.walk(new TreeWalker(function(node){if(node instanceof AST_ObjectKeyVal&&node.quote){add(node.key)}else if(node instanceof AST_Sub){addStrings(node.property,add)}}))}function addStrings(node,add){node.walk(new TreeWalker(function(node){if(node instanceof AST_Sequence){addStrings(node.tail_node(),add)}else if(node instanceof AST_String){add(node.value)}else if(node instanceof AST_Conditional){addStrings(node.consequent,add);addStrings(node.alternative,add)}return true}))}function mangle_properties(ast,options){options=defaults(options,{builtins:false,cache:null,debug:false,keep_quoted:false,only_cache:false,regex:null,reserved:null},true);var reserved=options.reserved;if(!Array.isArray(reserved))reserved=[];if(!options.builtins)find_builtins(reserved);var cache=options.cache;if(cache==null){cache={cname:-1,props:new Dictionary}}var regex=options.regex;var debug=options.debug!==false;var debug_name_suffix;if(debug){debug_name_suffix=options.debug===true?"":options.debug}var names_to_mangle=[];var unmangleable=[];ast.walk(new TreeWalker(function(node){if(node instanceof AST_ObjectKeyVal){add(node.key)}else if(node instanceof AST_ObjectProperty){add(node.key.name)}else if(node instanceof AST_Dot){add(node.property)}else if(node instanceof AST_Sub){addStrings(node.property,add)}}));return ast.transform(new TreeTransformer(function(node){if(node instanceof AST_ObjectKeyVal){node.key=mangle(node.key)}else if(node instanceof AST_ObjectProperty){node.key.name=mangle(node.key.name)}else if(node instanceof AST_Dot){node.property=mangle(node.property)}else if(!options.keep_quoted&&node instanceof AST_Sub){node.property=mangleStrings(node.property)}}));function can_mangle(name){if(unmangleable.indexOf(name)>=0)return false;if(reserved.indexOf(name)>=0)return false;if(options.only_cache){return cache.props.has(name)}if(/^-?[0-9]+(\.[0-9]+)?(e[+-][0-9]+)?$/.test(name))return false;return true}function should_mangle(name){if(regex&&!regex.test(name))return false;if(reserved.indexOf(name)>=0)return false;return cache.props.has(name)||names_to_mangle.indexOf(name)>=0}function add(name){if(can_mangle(name))push_uniq(names_to_mangle,name);if(!should_mangle(name)){push_uniq(unmangleable,name)}}function mangle(name){if(!should_mangle(name)){return name}var mangled=cache.props.get(name);if(!mangled){if(debug){var debug_mangled="_$"+name+"$"+debug_name_suffix+"_";if(can_mangle(debug_mangled)){mangled=debug_mangled}}if(!mangled){do{mangled=base54(++cache.cname)}while(!can_mangle(mangled))}cache.props.set(name,mangled)}return mangled}function mangleStrings(node){return node.transform(new TreeTransformer(function(node){if(node instanceof AST_Sequence){var last=node.expressions.length-1;node.expressions[last]=mangleStrings(node.expressions[last])}else if(node instanceof AST_String){node.value=mangle(node.value)}else if(node instanceof AST_Conditional){node.consequent=mangleStrings(node.consequent);node.alternative=mangleStrings(node.alternative)}return node}))}}"use strict";var to_ascii=typeof atob=="undefined"?function(b64){return new Buffer(b64,"base64").toString()}:atob;var to_base64=typeof btoa=="undefined"?function(str){return new Buffer(str).toString("base64")}:btoa;function read_source_map(code){var match=/\n\/\/# sourceMappingURL=data:application\/json(;.*?)?;base64,(.*)/.exec(code);if(!match){AST_Node.warn("inline source map not found");return null}return to_ascii(match[2])}function set_shorthand(name,options,keys){if(options[name]){keys.forEach(function(key){if(options[key]){if(typeof options[key]!="object")options[key]={};if(!(name in options[key]))options[key][name]=options[name]}})}}function init_cache(cache){if(!cache)return;if(!("cname"in cache))cache.cname=-1;if(!("props"in cache)){cache.props=new Dictionary}else if(!(cache.props instanceof Dictionary)){cache.props=Dictionary.fromObject(cache.props)}}function to_json(cache){return{cname:cache.cname,props:cache.props.toObject()}}function minify(files,options){var warn_function=AST_Node.warn_function;try{options=defaults(options,{compress:{},ie8:false,keep_fnames:false,mangle:{},nameCache:null,output:{},parse:{},rename:undefined,sourceMap:false,timings:false,toplevel:false,warnings:false,wrap:false},true);var timings=options.timings&&{start:Date.now()};if(options.rename===undefined){options.rename=options.compress&&options.mangle}set_shorthand("ie8",options,["compress","mangle","output"]);set_shorthand("keep_fnames",options,["compress","mangle"]);set_shorthand("toplevel",options,["compress","mangle"]);set_shorthand("warnings",options,["compress"]);var quoted_props;if(options.mangle){options.mangle=defaults(options.mangle,{cache:options.nameCache&&(options.nameCache.vars||{}),eval:false,ie8:false,keep_fnames:false,properties:false,reserved:[],toplevel:false},true);if(options.mangle.properties){if(typeof options.mangle.properties!="object"){options.mangle.properties={}}if(options.mangle.properties.keep_quoted){quoted_props=options.mangle.properties.reserved;if(!Array.isArray(quoted_props))quoted_props=[];options.mangle.properties.reserved=quoted_props}if(options.nameCache&&!("cache"in options.mangle.properties)){options.mangle.properties.cache=options.nameCache.props||{}}}init_cache(options.mangle.cache);init_cache(options.mangle.properties.cache)}if(options.sourceMap){options.sourceMap=defaults(options.sourceMap,{content:null,filename:null,includeSources:false,root:null,url:null},true)}var warnings=[];if(options.warnings&&!AST_Node.warn_function){AST_Node.warn_function=function(warning){warnings.push(warning)}}if(timings)timings.parse=Date.now();var toplevel;if(files instanceof AST_Toplevel){toplevel=files}else{if(typeof files=="string"){files=[files]}options.parse=options.parse||{};options.parse.toplevel=null;for(var name in files)if(HOP(files,name)){options.parse.filename=name;options.parse.toplevel=parse(files[name],options.parse);if(options.sourceMap&&options.sourceMap.content=="inline"){if(Object.keys(files).length>1)throw new Error("inline source map only works with singular input");options.sourceMap.content=read_source_map(files[name])}}toplevel=options.parse.toplevel}if(quoted_props){reserve_quoted_keys(toplevel,quoted_props)}if(options.wrap){toplevel=toplevel.wrap_commonjs(options.wrap)}if(timings)timings.rename=Date.now();if(options.rename){toplevel.figure_out_scope(options.mangle);toplevel.expand_names(options.mangle)}if(timings)timings.compress=Date.now();if(options.compress)toplevel=new Compressor(options.compress).compress(toplevel);if(timings)timings.scope=Date.now();if(options.mangle)toplevel.figure_out_scope(options.mangle);if(timings)timings.mangle=Date.now();if(options.mangle){base54.reset();toplevel.compute_char_frequency(options.mangle);toplevel.mangle_names(options.mangle)}if(timings)timings.properties=Date.now();if(options.mangle&&options.mangle.properties){toplevel=mangle_properties(toplevel,options.mangle.properties)}if(timings)timings.output=Date.now();var result={};if(options.output.ast){result.ast=toplevel}if(!HOP(options.output,"code")||options.output.code){if(options.sourceMap){if(typeof options.sourceMap.content=="string"){options.sourceMap.content=JSON.parse(options.sourceMap.content)}options.output.source_map=SourceMap({file:options.sourceMap.filename,orig:options.sourceMap.content,root:options.sourceMap.root});if(options.sourceMap.includeSources){if(files instanceof AST_Toplevel){throw new Error("original source content unavailable")}else for(var name in files)if(HOP(files,name)){options.output.source_map.get().setSourceContent(name,files[name])}}}delete options.output.ast;delete options.output.code;var stream=OutputStream(options.output);toplevel.print(stream);result.code=stream.get();if(options.sourceMap){result.map=options.output.source_map.toString();if(options.sourceMap.url=="inline"){result.code+="\n//# sourceMappingURL=data:application/json;charset=utf-8;base64,"+to_base64(result.map)}else if(options.sourceMap.url){result.code+="\n//# sourceMappingURL="+options.sourceMap.url}}}if(options.nameCache&&options.mangle){if(options.mangle.cache)options.nameCache.vars=to_json(options.mangle.cache);if(options.mangle.properties&&options.mangle.properties.cache){options.nameCache.props=to_json(options.mangle.properties.cache)}}if(timings){timings.end=Date.now();result.timings={parse:.001*(timings.rename-timings.parse),rename:.001*(timings.compress-timings.rename),compress:.001*(timings.scope-timings.compress),scope:.001*(timings.mangle-timings.scope),mangle:.001*(timings.properties-timings.mangle),properties:.001*(timings.output-timings.properties),output:.001*(timings.end-timings.output),total:.001*(timings.end-timings.start)}}if(warnings.length){result.warnings=warnings}return result}catch(ex){return{error:ex}}finally{AST_Node.warn_function=warn_function}}exports["Dictionary"]=Dictionary;exports["TreeWalker"]=TreeWalker;exports["TreeTransformer"]=TreeTransformer;exports["minify"]=minify;exports["_push_uniq"]=push_uniq})(typeof UglifyJS=="undefined"?UglifyJS={}:UglifyJS); +"use strict";function find_builtins(reserved){["null","true","false","Infinity","-Infinity","undefined"].forEach(add);[Object,Array,Function,Number,String,Boolean,Error,Math,Date,RegExp].forEach(function(ctor){Object.getOwnPropertyNames(ctor).map(add);if(ctor.prototype){Object.getOwnPropertyNames(ctor.prototype).map(add)}});function add(name){push_uniq(reserved,name)}}function reserve_quoted_keys(ast,reserved){function add(name){push_uniq(reserved,name)}ast.walk(new TreeWalker(function(node){if(node instanceof AST_ObjectKeyVal&&node.quote){add(node.key)}else if(node instanceof AST_Sub){addStrings(node.property,add)}}))}function addStrings(node,add){node.walk(new TreeWalker(function(node){if(node instanceof AST_Sequence){addStrings(node.tail_node(),add)}else if(node instanceof AST_String){add(node.value)}else if(node instanceof AST_Conditional){addStrings(node.consequent,add);addStrings(node.alternative,add)}return true}))}function mangle_properties(ast,options){options=defaults(options,{builtins:false,cache:null,debug:false,keep_quoted:false,only_cache:false,regex:null,reserved:null},true);var reserved=options.reserved;if(!Array.isArray(reserved))reserved=[];if(!options.builtins)find_builtins(reserved);var cache=options.cache;if(cache==null){cache={cname:-1,props:new Dictionary}}var regex=options.regex;var debug=options.debug!==false;var debug_name_suffix;if(debug){debug_name_suffix=options.debug===true?"":options.debug}var names_to_mangle=[];var unmangleable=[];ast.walk(new TreeWalker(function(node){if(node instanceof AST_ObjectKeyVal){add(node.key)}else if(node instanceof AST_ObjectProperty){add(node.key.name)}else if(node instanceof AST_Dot){add(node.property)}else if(node instanceof AST_Sub){addStrings(node.property,add)}}));return ast.transform(new TreeTransformer(function(node){if(node instanceof AST_ObjectKeyVal){node.key=mangle(node.key)}else if(node instanceof AST_ObjectProperty){node.key.name=mangle(node.key.name)}else if(node instanceof AST_Dot){node.property=mangle(node.property)}else if(!options.keep_quoted&&node instanceof AST_Sub){node.property=mangleStrings(node.property)}}));function can_mangle(name){if(unmangleable.indexOf(name)>=0)return false;if(reserved.indexOf(name)>=0)return false;if(options.only_cache){return cache.props.has(name)}if(/^-?[0-9]+(\.[0-9]+)?(e[+-][0-9]+)?$/.test(name))return false;return true}function should_mangle(name){if(regex&&!regex.test(name))return false;if(reserved.indexOf(name)>=0)return false;return cache.props.has(name)||names_to_mangle.indexOf(name)>=0}function add(name){if(can_mangle(name))push_uniq(names_to_mangle,name);if(!should_mangle(name)){push_uniq(unmangleable,name)}}function mangle(name){if(!should_mangle(name)){return name}var mangled=cache.props.get(name);if(!mangled){if(debug){var debug_mangled="_$"+name+"$"+debug_name_suffix+"_";if(can_mangle(debug_mangled)){mangled=debug_mangled}}if(!mangled){do{mangled=base54(++cache.cname)}while(!can_mangle(mangled))}cache.props.set(name,mangled)}return mangled}function mangleStrings(node){return node.transform(new TreeTransformer(function(node){if(node instanceof AST_Sequence){var last=node.expressions.length-1;node.expressions[last]=mangleStrings(node.expressions[last])}else if(node instanceof AST_String){node.value=mangle(node.value)}else if(node instanceof AST_Conditional){node.consequent=mangleStrings(node.consequent);node.alternative=mangleStrings(node.alternative)}return node}))}}"use strict";var to_ascii=typeof atob=="undefined"?function(b64){return new Buffer(b64,"base64").toString()}:atob;var to_base64=typeof btoa=="undefined"?function(str){return new Buffer(str).toString("base64")}:btoa;function read_source_map(code){var match=/\n\/\/# sourceMappingURL=data:application\/json(;.*?)?;base64,(.*)/.exec(code);if(!match){AST_Node.warn("inline source map not found");return null}return to_ascii(match[2])}function set_shorthand(name,options,keys){if(options[name]){keys.forEach(function(key){if(options[key]){if(typeof options[key]!="object")options[key]={};if(!(name in options[key]))options[key][name]=options[name]}})}}function init_cache(cache){if(!cache)return;if(!("cname"in cache))cache.cname=-1;if(!("props"in cache)){cache.props=new Dictionary}else if(!(cache.props instanceof Dictionary)){cache.props=Dictionary.fromObject(cache.props)}}function to_json(cache){return{cname:cache.cname,props:cache.props.toObject()}}function minify(files,options){var warn_function=AST_Node.warn_function;try{options=defaults(options,{compress:{},ie8:false,keep_fnames:false,mangle:{},nameCache:null,output:{},parse:{},rename:undefined,sourceMap:false,timings:false,toplevel:false,warnings:false,wrap:false},true);var timings=options.timings&&{start:Date.now()};if(options.rename===undefined){options.rename=options.compress&&options.mangle}set_shorthand("ie8",options,["compress","mangle","output"]);set_shorthand("keep_fnames",options,["compress","mangle"]);set_shorthand("toplevel",options,["compress","mangle"]);set_shorthand("warnings",options,["compress"]);var quoted_props;if(options.mangle){options.mangle=defaults(options.mangle,{cache:options.nameCache&&(options.nameCache.vars||{}),eval:false,ie8:false,keep_fnames:false,properties:false,reserved:[],toplevel:false},true);if(options.mangle.properties){if(typeof options.mangle.properties!="object"){options.mangle.properties={}}if(options.mangle.properties.keep_quoted){quoted_props=options.mangle.properties.reserved;if(!Array.isArray(quoted_props))quoted_props=[];options.mangle.properties.reserved=quoted_props}if(options.nameCache&&!("cache"in options.mangle.properties)){options.mangle.properties.cache=options.nameCache.props||{}}}init_cache(options.mangle.cache);init_cache(options.mangle.properties.cache)}if(options.sourceMap){options.sourceMap=defaults(options.sourceMap,{content:null,filename:null,includeSources:false,root:null,url:null},true)}var warnings=[];if(options.warnings&&!AST_Node.warn_function){AST_Node.warn_function=function(warning){warnings.push(warning)}}if(timings)timings.parse=Date.now();var toplevel;if(files instanceof AST_Toplevel){toplevel=files}else{if(typeof files=="string"){files=[files]}options.parse=options.parse||{};options.parse.toplevel=null;for(var name in files)if(HOP(files,name)){options.parse.filename=name;options.parse.toplevel=parse(files[name],options.parse);if(options.sourceMap&&options.sourceMap.content=="inline"){if(Object.keys(files).length>1)throw new Error("inline source map only works with singular input");options.sourceMap.content=read_source_map(files[name])}}toplevel=options.parse.toplevel}if(quoted_props){reserve_quoted_keys(toplevel,quoted_props)}if(options.wrap){toplevel=toplevel.wrap_commonjs(options.wrap)}if(timings)timings.rename=Date.now();if(options.rename){toplevel.figure_out_scope(options.mangle);toplevel.expand_names(options.mangle)}if(timings)timings.compress=Date.now();if(options.compress)toplevel=new Compressor(options.compress).compress(toplevel);if(timings)timings.scope=Date.now();if(options.mangle)toplevel.figure_out_scope(options.mangle);if(timings)timings.mangle=Date.now();if(options.mangle){base54.reset();toplevel.compute_char_frequency(options.mangle);toplevel.mangle_names(options.mangle)}if(timings)timings.properties=Date.now();if(options.mangle&&options.mangle.properties){toplevel=mangle_properties(toplevel,options.mangle.properties)}if(timings)timings.output=Date.now();var result={};if(options.output.ast){result.ast=toplevel}if(!HOP(options.output,"code")||options.output.code){if(options.sourceMap){if(typeof options.sourceMap.content=="string"){options.sourceMap.content=JSON.parse(options.sourceMap.content)}options.output.source_map=SourceMap({file:options.sourceMap.filename,orig:options.sourceMap.content,root:options.sourceMap.root});if(options.sourceMap.includeSources){if(files instanceof AST_Toplevel){throw new Error("original source content unavailable")}else for(var name in files)if(HOP(files,name)){options.output.source_map.get().setSourceContent(name,files[name])}}}delete options.output.ast;delete options.output.code;var stream=OutputStream(options.output);toplevel.print(stream);result.code=stream.get();if(options.sourceMap){result.map=options.output.source_map.toString();if(options.sourceMap.url=="inline"){result.code+="\n//# sourceMappingURL=data:application/json;charset=utf-8;base64,"+to_base64(result.map)}else if(options.sourceMap.url){result.code+="\n//# sourceMappingURL="+options.sourceMap.url}}}if(options.nameCache&&options.mangle){if(options.mangle.cache)options.nameCache.vars=to_json(options.mangle.cache);if(options.mangle.properties&&options.mangle.properties.cache){options.nameCache.props=to_json(options.mangle.properties.cache)}}if(timings){timings.end=Date.now();result.timings={parse:.001*(timings.rename-timings.parse),rename:.001*(timings.compress-timings.rename),compress:.001*(timings.scope-timings.compress),scope:.001*(timings.mangle-timings.scope),mangle:.001*(timings.properties-timings.mangle),properties:.001*(timings.output-timings.properties),output:.001*(timings.end-timings.output),total:.001*(timings.end-timings.start)}}if(warnings.length){result.warnings=warnings}return result}catch(ex){return{error:ex}}finally{AST_Node.warn_function=warn_function}}exports["Dictionary"]=Dictionary;exports["TreeWalker"]=TreeWalker;exports["TreeTransformer"]=TreeTransformer;exports["minify"]=minify;exports["parse"]=parse;exports["_push_uniq"]=push_uniq})(typeof UglifyJS=="undefined"?UglifyJS={}:UglifyJS); diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/metadata new/metadata --- old/metadata 2017-12-10 19:31:59.000000000 +0100 +++ new/metadata 2017-12-30 19:58:34.000000000 +0100 @@ -1,14 +1,14 @@ --- !ruby/object:Gem::Specification name: uglifier version: !ruby/object:Gem::Version - version: 4.0.2 + version: 4.1.2 platform: ruby authors: - Ville Lautanala autorequire: bindir: bin cert_chain: [] -date: 2017-12-10 00:00:00.000000000 Z +date: 2017-12-30 00:00:00.000000000 Z dependencies: - !ruby/object:Gem::Dependency name: execjs @@ -140,7 +140,7 @@ version: '0' requirements: [] rubyforge_project: -rubygems_version: 2.6.13 +rubygems_version: 2.7.3 signing_key: specification_version: 4 summary: Ruby wrapper for UglifyJS JavaScript compressor

1 0

commit openSUSE-release-tools for openSUSE:Factory
by root＠hilbert.suse.de 02 Jan '18

02 Jan '18

Hello community, here is the log from the commit of package openSUSE-release-tools for openSUSE:Factory checked in at 2018-01-02 16:35:44 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Comparing /work/SRC/openSUSE:Factory/openSUSE-release-tools (Old) and /work/SRC/openSUSE:Factory/.openSUSE-release-tools.new (New) ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Package is "openSUSE-release-tools" Tue Jan 2 16:35:44 2018 rev:36 rq:561094 version:20180102.98a659c Changes: -------- --- /work/SRC/openSUSE:Factory/openSUSE-release-tools/openSUSE-release-tools.changes 2017-12-29 18:51:04.442062391 +0100 +++ /work/SRC/openSUSE:Factory/.openSUSE-release-tools.new/openSUSE-release-tools.changes 2018-01-02 16:35:50.539375711 +0100 @@ -1,0 +2,17 @@ +Tue Jan 02 10:50:33 UTC 2018 - opensuse-releaseteam(a)opensuse.org + +- Update to version 20180102.98a659c: + * manager42: ignore meta packages + * manager42: refactor + * manager42: don't turn dropped packages into fork + * manager42: warn about inconsistent packages + * reochecker: avoid accessing empty status + * repo_checker: only update comment if published or message changed. + * ReviewBot: comment_write(): provide info_extra_identical parameter. + * fcc_submitter: handle multibuild package in build_succeeded package list + * check_duplicate_binaries: better yaml + * pkglistgen: migrate bash scripts to python. + * osclib/stagingapi: provide is_staging_bootstrapped() from request_splitter. + * ToolBase: provide -d alias for --debug for consistency. + +------------------------------------------------------------------- Old: ---- openSUSE-release-tools-20171226.96a3eec.obscpio New: ---- openSUSE-release-tools-20180102.98a659c.obscpio ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Other differences: ------------------ ++++++ openSUSE-release-tools.spec ++++++ --- /var/tmp/diff_new_pack.qsXQKW/_old 2018-01-02 16:35:51.599022346 +0100 +++ /var/tmp/diff_new_pack.qsXQKW/_new 2018-01-02 16:35:51.603021012 +0100 @@ -1,7 +1,7 @@ # # spec file for package openSUSE-release-tools # -# Copyright (c) 2017 SUSE LINUX GmbH, Nuernberg, Germany. +# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany. # # All modifications and additions to the file contributed by third parties # remain the property of their copyright owners, unless otherwise agreed @@ -20,7 +20,7 @@ %define source_dir osc-plugin-factory %define announcer_filename factory-package-news Name: openSUSE-release-tools -Version: 20171226.96a3eec +Version: 20180102.98a659c Release: 0 Summary: Tools to aid in staging and release work for openSUSE/SUSE License: GPL-2.0+ and MIT @@ -483,11 +483,6 @@ %files pkglistgen %defattr(-,root,root,-) %{_bindir}/osrt-pkglistgen -%{_bindir}/osrt-pkglistgen-openSUSE:Leap:15.0 -%{_bindir}/osrt-pkglistgen-openSUSE:Leap:15.0-all -%{_bindir}/osrt-pkglistgen-openSUSE:Leap:15.0:Rings -%{_bindir}/osrt-pkglistgen-openSUSE:Leap:15.0:Staging -%{_bindir}/osrt-pkglistgen-openSUSE:Leap:15.0:Ports-aarch64.sh %{_unitdir}/osrt-pkglistgen@.service %{_unitdir}/osrt-pkglistgen@.timer ++++++ _servicedata ++++++ --- /var/tmp/diff_new_pack.qsXQKW/_old 2018-01-02 16:35:51.651005011 +0100 +++ /var/tmp/diff_new_pack.qsXQKW/_new 2018-01-02 16:35:51.651005011 +0100 @@ -1,6 +1,6 @@ <servicedata> <service name="tar_scm"> <param name="url">https://github.com/openSUSE/osc-plugin-factory.git</param> - <param name="changesrevision">96a3eec425d49f995a85e000da4a8799b5a6a461</param> + <param name="changesrevision">98a659c3fab8dc036f9945854eae93265d695bed</param> </service> </servicedata> ++++++ openSUSE-release-tools-20171226.96a3eec.obscpio -> openSUSE-release-tools-20180102.98a659c.obscpio ++++++ diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/openSUSE-release-tools-20171226.96a3eec/Makefile new/openSUSE-release-tools-20180102.98a659c/Makefile --- old/openSUSE-release-tools-20171226.96a3eec/Makefile 2017-12-26 12:36:26.000000000 +0100 +++ new/openSUSE-release-tools-20180102.98a659c/Makefile 2018-01-02 11:39:25.000000000 +0100 @@ -9,7 +9,7 @@ leaper.py \ manager_42.py \ metrics.py \ - pkglistgen.sh \ + pkglistgen.py \ repo_checker.py \ suppkg_rebuild.py \ totest-manager.py \ diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/openSUSE-release-tools-20171226.96a3eec/ReviewBot.py new/openSUSE-release-tools-20180102.98a659c/ReviewBot.py --- old/openSUSE-release-tools-20171226.96a3eec/ReviewBot.py 2017-12-26 12:36:26.000000000 +0100 +++ new/openSUSE-release-tools-20180102.98a659c/ReviewBot.py 2018-01-02 11:39:25.000000000 +0100 @@ -436,13 +436,15 @@ def comment_write(self, state='done', result=None, project=None, package=None, request=None, message=None, identical=False, only_replace=False, - info_extra=None): + info_extra=None, info_extra_identical=True): """Write comment if not similar to previous comment and replace old one. The state, result, and info_extra (dict) are combined to create the info that is passed to CommentAPI methods for creating a marker and finding previous comments. self.bot_name, which defaults to class, will be used - as the primary matching key. + as the primary matching key. When info_extra_identical is set to False + info_extra will not be included when finding previous comments to + compare message against. A comment from the same bot will be replaced when a new comment is written. The only_replace flag will restrict to only writing a comment @@ -482,15 +484,24 @@ message = '\n\n'.join(self.comment_handler.lines) info = {'state': state, 'result': result} - if info_extra: + if info_extra and info_extra_identical: info.update(info_extra) - message = self.comment_api.add_marker(message, self.bot_name, info) - message = self.comment_api.truncate(message.strip()) comments = self.comment_api.get_comments(**kwargs) comment, _ = self.comment_api.comment_find(comments, self.bot_name, info) + + if info_extra and not info_extra_identical: + # Add info_extra once comment has already been matched. + info.update(info_extra) + + message = self.comment_api.add_marker(message, self.bot_name, info) + message = self.comment_api.truncate(message.strip()) + if (comment is not None and - ((identical and comment['comment'] == message) or + ((identical and + # Remove marker from comments since handled during comment_find(). + self.comment_api.remove_marker(comment['comment']) == + self.comment_api.remove_marker(message)) or (not identical and comment['comment'].count('\n') == message.count('\n'))) ): # Assume same state/result and number of lines in message is duplicate. diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/openSUSE-release-tools-20171226.96a3eec/ToolBase.py new/openSUSE-release-tools-20180102.98a659c/ToolBase.py --- old/openSUSE-release-tools-20171226.96a3eec/ToolBase.py 2017-12-26 12:36:26.000000000 +0100 +++ new/openSUSE-release-tools-20180102.98a659c/ToolBase.py 2018-01-02 11:39:25.000000000 +0100 @@ -140,7 +140,7 @@ parser = cmdln.Cmdln.get_optparser(self) parser.add_option("--apiurl", '-A', metavar="URL", help="api url") parser.add_option("--dry", action="store_true", help="dry run") - parser.add_option("--debug", action="store_true", help="debug output") + parser.add_option("-d", "--debug", action="store_true", help="debug output") parser.add_option("--osc-debug", action="store_true", help="osc debug output") parser.add_option("--verbose", action="store_true", help="verbose") diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/openSUSE-release-tools-20171226.96a3eec/dist/package/openSUSE-release-tools.spec new/openSUSE-release-tools-20180102.98a659c/dist/package/openSUSE-release-tools.spec --- old/openSUSE-release-tools-20171226.96a3eec/dist/package/openSUSE-release-tools.spec 2017-12-26 12:36:26.000000000 +0100 +++ new/openSUSE-release-tools-20180102.98a659c/dist/package/openSUSE-release-tools.spec 2018-01-02 11:39:25.000000000 +0100 @@ -483,11 +483,6 @@ %files pkglistgen %defattr(-,root,root,-) %{_bindir}/osrt-pkglistgen -%{_bindir}/osrt-pkglistgen-openSUSE:Leap:15.0 -%{_bindir}/osrt-pkglistgen-openSUSE:Leap:15.0-all -%{_bindir}/osrt-pkglistgen-openSUSE:Leap:15.0:Rings -%{_bindir}/osrt-pkglistgen-openSUSE:Leap:15.0:Staging -%{_bindir}/osrt-pkglistgen-openSUSE:Leap:15.0:Ports-aarch64.sh %{_unitdir}/osrt-pkglistgen@.service %{_unitdir}/osrt-pkglistgen@.timer diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/openSUSE-release-tools-20171226.96a3eec/fcc_submitter.py new/openSUSE-release-tools-20180102.98a659c/fcc_submitter.py --- old/openSUSE-release-tools-20171226.96a3eec/fcc_submitter.py 2017-12-26 12:36:26.000000000 +0100 +++ new/openSUSE-release-tools-20180102.98a659c/fcc_submitter.py 2018-01-02 11:39:25.000000000 +0100 @@ -184,10 +184,25 @@ root = ET.fromstring(''.join(f)) #print ET.dump(root) + failed_multibuild_pacs = [] pacs = [] for node in root.findall('result'): if node.get('repository') == 'pure_42' and node.get('arch') == 'x86_64': for pacnode in node.findall('status'): + if ':' in pacnode.get('package'): + mainpac = pacnode.get('package').split(':')[0] + if pacnode.get('code') not in ['succeeded', 'excluded']: + failed_multibuild_pacs.append(pacnode.get('package')) + if mainpac not in failed_multibuild_pacs: + failed_multibuild_pacs.append(mainpac) + if mainpac in pacs: + pacs.remove(mainpac) + else: + if mainpac in failed_multibuild_pacs: + failed_multibuild_pacs.append(pacnode.get('package')) + elif mainpac not in pacs: + pacs.append(mainpac) + continue if pacnode.get('code') == 'succeeded': pacs.append(pacnode.get('package')) else: diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/openSUSE-release-tools-20171226.96a3eec/manager_42.py new/openSUSE-release-tools-20180102.98a659c/manager_42.py --- old/openSUSE-release-tools-20171226.96a3eec/manager_42.py 2017-12-26 12:36:26.000000000 +0100 +++ new/openSUSE-release-tools-20180102.98a659c/manager_42.py 2018-01-02 11:39:25.000000000 +0100 @@ -46,7 +46,15 @@ class Manager42(object): config_defaults = { + 'ignored_packages' : [ + '00Meta', + '00aggregates', + '000product', + '000package-groups', + '000release-packages', + ], 'project_preference_order' : [], + 'drop_if_vanished_from' : [], 'from_prj' : 'openSUSE:Leap:42.3', 'factory' : 'openSUSE:Factory', } @@ -61,7 +69,7 @@ self.fill_package_meta() self.packages = dict() for project in [self.config.from_prj] + self.config.project_preference_order: - self.packages[project] = self.get_source_packages(project) + self._fill_package_list(project) # FIXME: add to ToolBase and rebase Manager42 on that def _load_config(self, handle = None): @@ -81,6 +89,9 @@ packages.add(title[3:].split(' ')[0]) return sorted(packages) + def all_packages(self): + return self.packages[self.config.from_prj] + def parse_lookup(self, project): self.lookup_changes = 0 self.lookup = {} @@ -152,11 +163,9 @@ ['source', project, package], opts)) - def crawl(self, given_packages = None): + def crawl(self, packages): """Main method of the class that runs the crawler.""" - packages = given_packages or self.packages[self.config.from_prj] - for package in sorted(packages): try: self.check_one_package(package) @@ -171,6 +180,18 @@ if self.lookup_changes: self.store_lookup() + def get_inconsistent(self): + known = set(self.lookup.keys()) + stale = known - set(self.packages[self.config.from_prj]) + unknown = set(self.packages[self.config.from_prj]) - known + + if (stale): + logger.info("stale packages: %s", ', '.join(stale)) + if (unknown): + logger.info("unknown packages: %s", ', '.join(unknown)) + + return (stale|unknown) + def get_package_history(self, project, package, deleted = False): try: query = {} @@ -183,9 +204,20 @@ return None raise - def check_source_in_project(self, project, package, verifymd5, deleted=False): + + def _is_ignored(self, project, package): + if package in self.config.ignored_packages: + logger.debug("%s in ignore list", package) + return True + return False + + def _fill_package_list(self, project): if project not in self.packages: - self.packages[project] = self.get_source_packages(project) + self.packages[project] = [ p for p in self.get_source_packages(project) if not self._is_ignored(project, p) ] + + def check_source_in_project(self, project, package, verifymd5, deleted=False): + + self._fill_package_list(project) if not deleted and not package in self.packages[project]: return None, None @@ -289,6 +321,8 @@ if not foundit: if lproject == 'FORK': logger.debug("{}: lookup is correctly marked as fork".format(package)) + elif lproject in self.config.drop_if_vanished_from: + logger.info('{} dropped from {}'.format(package, lproject)) else: logger.info('{} is a fork (was {})'.format(package, lproject)) self.lookup[package] = 'FORK' @@ -318,9 +352,15 @@ osc.conf.config['debug'] = args.debug uc = Manager42(caching = args.cache_requests, configfh = args.config ) - given_packages = args.packages - if not args.all and not given_packages: - given_packages = uc.latest_packages() + given_packages = set(args.packages) + if args.all: + given_packages = set(uc.all_packages()) + elif not given_packages: + given_packages = set(uc.latest_packages()) + + if args.check_inconsistent: + given_packages |= uc.get_inconsistent() + if args.force: uc.force = True uc.crawl(given_packages) @@ -342,6 +382,8 @@ help='don\'t take previous lookup information into consideration') parser.add_argument('--cache-requests', action='store_true', default=False, help='cache GET requests. Not recommended for daily use.') + parser.add_argument('--check-inconsistent', action='store_true', default=False, + help='also check insonsistent lookup entries') parser.add_argument("packages", nargs='*', help="packages to check") args = parser.parse_args() diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/openSUSE-release-tools-20171226.96a3eec/osclib/check_duplicate_binaries_command.py new/openSUSE-release-tools-20180102.98a659c/osclib/check_duplicate_binaries_command.py --- old/openSUSE-release-tools-20171226.96a3eec/osclib/check_duplicate_binaries_command.py 2017-12-26 12:36:26.000000000 +0100 +++ new/openSUSE-release-tools-20180102.98a659c/osclib/check_duplicate_binaries_command.py 2018-01-02 11:39:25.000000000 +0100 @@ -60,14 +60,19 @@ binaries[arch][name] = package + # convert sets to lists for readable yaml + for arch in duplicates.keys(): + for name in duplicates[arch].keys(): + duplicates[arch][name] = list(duplicates[arch][name]) + + current = yaml.dump(duplicates, default_flow_style=False) if save: args = ['{}:Staging'.format(self.api.project), 'dashboard', 'duplicate_binaries'] previous = self.api.load_file_content(*args) - current = yaml.dump(duplicates, default_flow_style=False) if current != previous: args.append(current) self.api.save_file_content(*args) else: - pprint(duplicates) + print(current) # vim: sw=4 et diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/openSUSE-release-tools-20171226.96a3eec/osclib/comments.py new/openSUSE-release-tools-20180102.98a659c/osclib/comments.py --- old/openSUSE-release-tools-20171226.96a3eec/osclib/comments.py 2017-12-26 12:36:26.000000000 +0100 +++ new/openSUSE-release-tools-20180102.98a659c/osclib/comments.py 2018-01-02 11:39:25.000000000 +0100 @@ -123,6 +123,12 @@ marker = ''.format(bot, ' ' + ' '.join(infos) if info else '') return marker + '\n\n' + comment + def remove_marker(self, comment): + if comment.startswith('<!--'): + comment = ''.join(comment.splitlines(True)[1:]).strip() + + return comment + def add_comment(self, request_id=None, project_name=None, package_name=None, comment=None, parent_id=None): """Add a comment in an object in OBS. diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/openSUSE-release-tools-20171226.96a3eec/osclib/conf.py new/openSUSE-release-tools-20180102.98a659c/osclib/conf.py --- old/openSUSE-release-tools-20171226.96a3eec/osclib/conf.py 2017-12-26 12:36:26.000000000 +0100 +++ new/openSUSE-release-tools-20180102.98a659c/osclib/conf.py 2018-01-02 11:39:25.000000000 +0100 @@ -69,6 +69,11 @@ # check_source.py # review-team optionally added by leaper.py. 'repo-checker': 'repo-checker', + 'pkglistgen-archs': 'x86_64', + 'pkglistgen-archs-ports': 'aarch64', + 'pkglistgen-locals-from': 'openSUSE-product', + 'pkglistgen-include-suggested': '1', + 'pkglistgen-delete-kiwis': 'openSUSE-ftp-ftp-x86_64.kiwi openSUSE-cd-mini-x86_64.kiwi', }, r'SUSE:(?P<project>SLE-15.*$)': { 'staging': 'SUSE:%(project)s:Staging', diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/openSUSE-release-tools-20171226.96a3eec/osclib/request_splitter.py new/openSUSE-release-tools-20180102.98a659c/osclib/request_splitter.py --- old/openSUSE-release-tools-20171226.96a3eec/osclib/request_splitter.py 2017-12-26 12:36:26.000000000 +0100 +++ new/openSUSE-release-tools-20180102.98a659c/osclib/request_splitter.py 2018-01-02 11:39:25.000000000 +0100 @@ -176,15 +176,6 @@ return '00' return '__'.join(key) - def is_staging_bootstrapped(self, project): - if self.api.rings: - # Determine if staging is bootstrapped. - meta = self.api.get_prj_meta(project) - xpath = 'link[@project="{}"]'.format(self.api.rings[0]) - return meta.find(xpath) is not None - - return False - def is_staging_mergeable(self, status, pseudometa): return len(pseudometa['requests']) > 0 and 'splitter_info' in pseudometa @@ -238,7 +229,7 @@ for staging in stagings: project = self.api.prj_from_short(staging) status, pseudometa = self.staging_status_load(project) - bootstrapped = self.is_staging_bootstrapped(project) + bootstrapped = self.api.is_staging_bootstrapped(project) # Store information about staging. self.stagings[staging] = { diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/openSUSE-release-tools-20171226.96a3eec/osclib/stagingapi.py new/openSUSE-release-tools-20180102.98a659c/osclib/stagingapi.py --- old/openSUSE-release-tools-20171226.96a3eec/osclib/stagingapi.py 2017-12-26 12:36:26.000000000 +0100 +++ new/openSUSE-release-tools-20180102.98a659c/osclib/stagingapi.py 2018-01-02 11:39:25.000000000 +0100 @@ -1811,3 +1811,12 @@ break_long_words=False) return None + + def is_staging_bootstrapped(self, project): + if self.rings: + # Determine if staging is bootstrapped. + meta = self.get_prj_meta(project) + xpath = 'link[@project="{}"]'.format(self.rings[0]) + return meta.find(xpath) is not None + + return False diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/openSUSE-release-tools-20171226.96a3eec/pkglistgen.py new/openSUSE-release-tools-20180102.98a659c/pkglistgen.py --- old/openSUSE-release-tools-20171226.96a3eec/pkglistgen.py 2017-12-26 12:36:26.000000000 +0100 +++ new/openSUSE-release-tools-20180102.98a659c/pkglistgen.py 2018-01-02 11:39:25.000000000 +0100 @@ -24,13 +24,22 @@ # TODO: solve all devel packages to include from __future__ import print_function +import copy from lxml import etree as ET from collections import namedtuple import sys import cmdln import logging import urllib2 -import osc.core +from osc.core import checkout_package +from osc.core import http_GET +from osc.core import makeurl +from osc.core import Package +from osc.core import show_results_meta +from osc.core import undelete_package +from osc import conf +from osclib.conf import Config +from osclib.stagingapi import StagingAPI import glob import solv from pprint import pprint, pformat @@ -44,6 +53,7 @@ import gzip import tempfile import random +import shutil import string import ToolBase @@ -55,6 +65,7 @@ ARCHITECTURES = ['x86_64', 'ppc64le', 's390x', 'aarch64'] DEFAULT_REPOS = ("openSUSE:Factory/standard") +PRODUCT_SERVICE = '/usr/lib/obs/service/create_single_product' class Group(object): @@ -627,6 +638,7 @@ fh.write(" \n") class CommandLineInterface(ToolBase.CommandLineInterface): + SCOPES = ['all', 'target', 'rings', 'staging', 'ports'] def __init__(self, *args, **kwargs): ToolBase.CommandLineInterface.__init__(self, args, kwargs) @@ -929,6 +941,233 @@ self.tool._collect_unsorted_packages(modules) self.tool._write_all_groups() + @cmdln.option('-f', '--force', action='store_true', help='continue even if build is in progress') + @cmdln.option('-p', '--project', help='target project') + @cmdln.option('-s', '--scope', default='all', help='scope on which to operate ({})'.format(', '.join(SCOPES))) + def do_update_and_solve(self, subcmd, opts): + """${cmd_name}: update and solve for given scope + + ${cmd_usage} + ${cmd_option_list} + """ + + if not opts.project: + raise ValueError('project is required') + if opts.scope not in self.SCOPES: + raise ValueError('scope must be one of: {}'.format(', '.join(self.SCOPES))) + + if opts.scope == 'all': + for scope in self.SCOPES[1:]: + opts.scope = scope + self.do_update_and_solve(subcmd, copy.deepcopy(opts)) + return + + # Store target project as opts.project will contain subprojects. + target_project = opts.project + + config = Config(target_project) + apiurl = conf.config['apiurl'] + api = StagingAPI(apiurl, target_project) + config.apply_remote(api) + + target_config = conf.config[target_project] + archs_key = 'pkglistgen-archs' if opts.scope != 'ports' else 'pkglistgen-archs-ports' + if archs_key in target_config: + self.options.architectures = target_config.get(archs_key).split(' ') + main_repo = target_config['main-repo'] + + if opts.scope == 'target': + self.options.repos = ['/'.join([target_project, main_repo])] + self.update_and_solve_target(apiurl, target_project, target_config, main_repo, opts) + return + elif opts.scope == 'ports': + # TODO Continue supporting #1297, but should be abstracted. + main_repo = 'ports' + opts.project += ':Ports' + self.options.repos = ['/'.join([opts.project, main_repo])] + self.update_and_solve_target(apiurl, target_project, target_config, main_repo, opts) + return + elif opts.scope == 'rings': + opts.project = api.rings[1] + self.options.repos = [ + '/'.join([api.rings[1], main_repo]), + '/'.join([api.rings[0], main_repo]), + ] + self.update_and_solve_target(apiurl, target_project, target_config, main_repo, opts) + + opts.project = api.rings[2] + self.options.repos.insert(0, '/'.join([api.rings[2], main_repo])) + self.update_and_solve_target(apiurl, target_project, target_config, main_repo, opts, skip_release=True) + return + elif opts.scope == 'staging': + letters = api.get_staging_projects_short() + for letter in letters: + opts.project = api.prj_from_short(letter) + self.options.repos = ['/'.join([opts.project, main_repo])] + + if not api.is_staging_bootstrapped(opts.project): + self.options.repos.append('/'.join([opts.project, 'bootstrap_copy'])) + + # DVD project first since it depends on main. + if api.rings: + opts_dvd = copy.deepcopy(opts) + opts.project += ':DVD' + self.options.repos.insert(0, '/'.join([opts.project, main_repo])) + self.update_and_solve_target(apiurl, target_project, target_config, main_repo, opts_dvd, skip_release=True) + + self.update_and_solve_target(apiurl, target_project, target_config, main_repo, opts) + return + + def update_and_solve_target(self, apiurl, target_project, target_config, main_repo, opts, + skip_release=False): + group = target_config.get('pkglistgen-group', '000package-groups') + product = target_config.get('pkglistgen-product', '000product') + release = target_config.get('pkglistgen-release', '000release-packages') + + url = makeurl(apiurl, ['source', opts.project]) + packages = ET.parse(http_GET(url)).getroot() + if packages.find('entry[@name="{}"]'.format(product)) is None: + undelete_package(apiurl, opts.project, product, 'revive') + # TODO disable build. + print('{} undeleted, skip dvd until next cycle'.format(product)) + return + elif not opts.force: + root = ET.fromstringlist(show_results_meta(apiurl, opts.project, product, + repository=[main_repo], multibuild=True)) + if len(root.xpath('result[@state="building"]')) or len(root.xpath('result[@state="dirty"]')): + print('{}/{} build in progress'.format(opts.project, product)) + return + + checkout_list = [group, product] + if not skip_release: + checkout_list.append(release) + + if packages.find('entry[@name="{}"]'.format(release)) is None: + undelete_package(apiurl, opts.project, product, 'revive') + print('{} undeleted, skip dvd until next cycle'.format(release)) + return + + # Cache dir specific to hostname and project. + host = urlparse.urlparse(apiurl).hostname + cache_dir = os.environ.get('XDG_CACHE_HOME', os.path.expanduser('~/.cache')) + cache_dir = os.path.join(cache_dir, 'opensuse-packagelists', host, opts.project) + + if os.path.exists(cache_dir): + shutil.rmtree(cache_dir) + os.makedirs(cache_dir) + + group_dir = os.path.join(cache_dir, group) + product_dir = os.path.join(cache_dir, product) + release_dir = os.path.join(cache_dir, release) + + for package in checkout_list: + checkout_package(apiurl, opts.project, package, expand_link=True, prj_dir=cache_dir) + + if not skip_release: + self.unlink_all_except(release_dir) + self.unlink_all_except(product_dir) + self.copy_directory_contents(group_dir, product_dir, + ['supportstatus.txt', 'groups.yml', 'package-groups.changes']) + self.change_extension(product_dir, '.spec.in', '.spec') + + self.options.output_dir = product_dir + self.postoptparse() + + self.do_update('update', opts) + + opts.ignore_recommended = bool(target_config.get('pkglistgen-include-recommended')) + opts.include_suggested = bool(target_config.get('pkglistgen-include-suggested')) + opts.locales_from = target_config.get('pkglistgen-locals-from') + self.do_solve('solve', opts) + + delete_products = target_config.get('pkglistgen-delete-products', '').split(' ') + self.unlink_list(product_dir, delete_products) + + for product_file in glob.glob(os.path.join(product_dir, '*.product')): + print(subprocess.check_output( + [PRODUCT_SERVICE, product_file, product_dir, opts.project])) + + delete_kiwis = target_config.get('pkglistgen-delete-kiwis', '').split(' ') + self.unlink_list(product_dir, delete_kiwis) + + spec_files = glob.glob(os.path.join(product_dir, '*.spec')) + if skip_release: + self.unlink_list(None, spec_files) + else: + self.move_list(spec_files, release_dir) + + self.multibuild_from_glob(product_dir, '*.kiwi') + self.build_stub(product_dir, 'kiwi') + self.commit_package(product_dir) + + if not skip_release: + self.multibuild_from_glob(release_dir, '*.spec') + self.build_stub(release_dir, 'spec') + self.commit_package(release_dir) + + def move_list(self, file_list, destination): + for name in file_list: + os.rename(name, os.path.join(destination, os.path.basename(name))) + + def unlink_list(self, path, names): + for name in names: + if path is None: + name_path = name + else: + name_path = os.path.join(path, name) + + if os.path.isfile(name_path): + os.unlink(name_path) + + def unlink_all_except(self, path, ignore_list=['_service'], ignore_hidden=True): + for name in os.listdir(path): + if name in ignore_list or (ignore_hidden and name.startswith('.')): + continue + + name_path = os.path.join(path, name) + if os.path.isfile(name_path): + os.unlink(name_path) + + def copy_directory_contents(self, source, destination, ignore_list=[]): + for name in os.listdir(source): + name_path = os.path.join(source, name) + if name in ignore_list or not os.path.isfile(name_path): + continue + + shutil.copy(name_path, os.path.join(destination, name)) + + def change_extension(self, path, original, final): + for name in glob.glob(os.path.join(path, '*{}'.format(original))): + # Assumes the extension is only found at the end. + os.rename(name, name.replace(original, final)) + + def multibuild_from_glob(self, destination, pathname): + root = ET.Element('multibuild') + for name in glob.glob(os.path.join(destination, pathname)): + package = ET.SubElement(root, 'package') + package.text = os.path.splitext(os.path.basename(name))[0] + + with open(os.path.join(destination, '_multibuild'), 'w+b') as f: + f.write(ET.tostring(root, pretty_print=True)) + + def build_stub(self, destination, extension): + f = file(os.path.join(destination, '.'.join(['stub', extension])), 'w+') + f.write('# prevent building single {} files twice\n'.format(extension)) + f.write('Name: stub\n') + f.write('Version: 0.0\n') + f.close() + + def commit_package(self, path): + package = Package(path) + if self.options.dry: + for i in package.get_diff(): + print(''.join(i)) + else: + # No proper API function to perform the same operation. + print(subprocess.check_output( + ' '.join(['cd', path, '&&', 'osc', 'addremove']), shell=True)) + package.commit(msg='Automatic update') + if __name__ == "__main__": app = CommandLineInterface() diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/openSUSE-release-tools-20171226.96a3eec/pkglistgen.sh new/openSUSE-release-tools-20180102.98a659c/pkglistgen.sh --- old/openSUSE-release-tools-20171226.96a3eec/pkglistgen.sh 2017-12-26 12:36:26.000000000 +0100 +++ new/openSUSE-release-tools-20180102.98a659c/pkglistgen.sh 1970-01-01 01:00:00.000000000 +0100 @@ -1,146 +0,0 @@ -#!/bin/bash -# FIXME: 000package-groups is not frozen, osc up doesn't do anything -# when updated in underlying project - -set -e -shopt -s nullglob - -self=$(readlink -e $(type -p "$0")) - -: ${project:=openSUSE:Factory} -: ${api:=api.opensuse.org} -: ${repos:=$project/standard} -: ${productrepo:=standard} -: ${arch:=x86_64} - -groups="000package-groups" -product="000product" -releases="000release-packages" - -cachedir=${XDG_CACHE_HOME:-~/.cache}/opensuse-packagelists/$api/$project -todo=("$product" "$groups") -solveargs=() - -if [ -n "$IGNORE_RECOMMENDED" ]; then - solveargs+=('--ignore-recommended') -fi -if [ -n "$INCLUDE_SUGGESTED" ]; then - solveargs+=('--include-suggested') -fi -if [ -n "$LOCALES_FROM" ]; then - solveargs+=('--locales-from', "$LOCALES_FROM") -fi - -_osc=`type -p osc` -osc() -{ - "$_osc" -A "https://$api" "$@" -} - -checkin() { - if [ -n "$dryrun" ]; then - osc diff - else - osc addremove - osc ci -m "Automatic update" - fi -} - -if ! osc api "/source/$project/" | grep -q "$product" ; then - osc undelete -m revive "$project/$product" - # FIXME: build disable it - echo "$product undeleted, skip dvd until next cycle" - exit 0 -elif [ -z "$FORCE" ]; then - bs_status=`osc api "/build/$project/_result?package=$product&repository=$productrepo"` - if echo "${bs_status}" | grep -q 'building\|dirty'; then - echo "$project build in progress, skipping." - exit 0 - fi -fi - -mkdir -p "$cachedir" -cd "$cachedir" - -if [ -z "$skip_releases" ]; then - todo+=("$releases") - if ! osc api "/source/$project/" | grep -q "$releases" ; then - osc undelete -m revive "$project/$releases" - echo "$releases undeleted, skip dvd until next cycle" - exit 0 - fi -fi -# update package checkouts -for i in "${todo[@]}"; do - if [ ! -e "$i" ]; then - osc co -c "$project/$i" - fi - pushd "$i" - if ! osc status; then - # merge conflict etc, try to check out new - popd - rm -rf "$i" - osc co -c "$project/$i" - else - osc up - popd - fi -done - -[ -z "$releases" ] || rm -f "$cachedir/$releases"/* -cd "$cachedir/$product" -rm -f -- * -cp .osc/_service . -cp "$cachedir/$groups"/* . -rm -f supportstatus.txt groups.yml package-groups.changes -for i in *.spec.in; do - mv -v $i "${i%.in}" -done -if ! ${self%.sh}.py -i "$cachedir/$groups" -r $repos -o . -a $arch update; then - echo "no change in packages" -fi -${self%.sh}.py -i "$cachedir/$groups" -r $repos -o . -a $arch solve "${solveargs[@]}" -for i in $delete_products; do - rm -vf -- "$i" -done -for i in *.product; do - /usr/lib/obs/service/create_single_product $PWD/$i $PWD $(cat .osc/_project) -done -for i in $delete_kiwis; do - rm -vf -- "$i" -done -if [ -z "$skip_releases" ]; then - mv -v *.spec "$cachedir/$releases" -else - rm -vf *.spec -fi -echo '<multibuild>' > _multibuild -for file in *.kiwi; do - container="${file##*/}" - container="${container%.kiwi}" - echo " <package>${container}</package>" >> _multibuild -done -echo '</multibuild>' >> _multibuild -cat << EOF > stub.kiwi -# prevent building single kiwi files twice -Name: stub -Version: 0.0 -EOF -checkin - -if [ -z "$skip_releases" ]; then - cd "$cachedir/$releases" - echo '<multibuild>' > _multibuild - for file in *.spec; do - container="${file##*/}" - container="${container%.spec}" - echo " <package>${container}</package>" >> _multibuild - done - echo '</multibuild>' >> _multibuild - cat <<-EOF > stub.spec - # prevent building single spec files twice - Name: stub - Version: 0.0 - EOF - checkin -fi diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/openSUSE-release-tools-20171226.96a3eec/repo_checker.py new/openSUSE-release-tools-20180102.98a659c/repo_checker.py --- old/openSUSE-release-tools-20171226.96a3eec/repo_checker.py 2017-12-26 12:36:26.000000000 +0100 +++ new/openSUSE-release-tools-20180102.98a659c/repo_checker.py 2018-01-02 11:39:25.000000000 +0100 @@ -42,13 +42,16 @@ self.force = False self.limit_group = None + def repository_published(self, project): + root = ET.fromstringlist(show_results_meta( + self.apiurl, project, multibuild=True, repository=['standard'])) + return not len(root.xpath('result[@state!="published"]')) + def project_only(self, project, post_comments=False): # self.staging_config needed by target_archs(). api = self.staging_api(project) - root = ET.fromstringlist(show_results_meta( - self.apiurl, project, multibuild=True, repository=['standard'])) - if not self.force and len(root.xpath('result[@state!="published"]')): + if not self.force and self.repository_published(project): self.logger.info('{}/standard not published'.format(project)) return @@ -132,7 +135,7 @@ if not status or str(status['overall_state']) not in ('testing', 'review', 'acceptable'): # Not in a "ready" state. openQA_only = False # Not relevant so set to False. - if str(status['overall_state']) == 'failed': + if status and str(status['overall_state']) == 'failed': # Exception to the rule is openQA only in failed state. openQA_only = True for project in api.project_status_walk(status): @@ -241,9 +244,12 @@ info_extra = {'build': self.groups_build[group]} if not self.group_pass: # Some checks in group did not pass, post comment. + # Avoid identical comments with different build hash during target + # project build phase. Once published update regardless. + published = self.repository_published(project) self.comment_write(state='seen', result='failed', project=group, message='\n'.join(comment).strip(), identical=True, - info_extra=info_extra) + info_extra=info_extra, info_extra_identical=published) else: # Post passed comment only if previous failed comment. text = 'Previously reported problems have been resolved.' diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/openSUSE-release-tools-20171226.96a3eec/script/osrt-pkglistgen-openSUSE:Leap:15.0 new/openSUSE-release-tools-20180102.98a659c/script/osrt-pkglistgen-openSUSE:Leap:15.0 --- old/openSUSE-release-tools-20171226.96a3eec/script/osrt-pkglistgen-openSUSE:Leap:15.0 2017-12-26 12:36:26.000000000 +0100 +++ new/openSUSE-release-tools-20180102.98a659c/script/osrt-pkglistgen-openSUSE:Leap:15.0 1970-01-01 01:00:00.000000000 +0100 @@ -1,3 +0,0 @@ -#!/bin/bash -export project=openSUSE:Leap:15.0 -osrt-pkglistgen diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/openSUSE-release-tools-20171226.96a3eec/script/osrt-pkglistgen-openSUSE:Leap:15.0-all new/openSUSE-release-tools-20180102.98a659c/script/osrt-pkglistgen-openSUSE:Leap:15.0-all --- old/openSUSE-release-tools-20171226.96a3eec/script/osrt-pkglistgen-openSUSE:Leap:15.0-all 2017-12-26 12:36:26.000000000 +0100 +++ new/openSUSE-release-tools-20180102.98a659c/script/osrt-pkglistgen-openSUSE:Leap:15.0-all 1970-01-01 01:00:00.000000000 +0100 @@ -1,6 +0,0 @@ -#!/bin/bash -export LOCALES_FROM=openSUSE-product -export INCLUDE_SUGGESTED=1 -osrt-pkglistgen-openSUSE:Leap:15.0 -osrt-pkglistgen-openSUSE:Leap:15.0:Rings -osrt-pkglistgen-openSUSE:Leap:15.0:Staging diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/openSUSE-release-tools-20171226.96a3eec/script/osrt-pkglistgen-openSUSE:Leap:15.0:Ports-aarch64.sh new/openSUSE-release-tools-20180102.98a659c/script/osrt-pkglistgen-openSUSE:Leap:15.0:Ports-aarch64.sh --- old/openSUSE-release-tools-20171226.96a3eec/script/osrt-pkglistgen-openSUSE:Leap:15.0:Ports-aarch64.sh 2017-12-26 12:36:26.000000000 +0100 +++ new/openSUSE-release-tools-20180102.98a659c/script/osrt-pkglistgen-openSUSE:Leap:15.0:Ports-aarch64.sh 1970-01-01 01:00:00.000000000 +0100 @@ -1,7 +0,0 @@ -#!/bin/bash -self=$(readlink $(type -p "$0")) -export project=openSUSE:Leap:15.0:Ports -export repos=$project/ports -export arch=aarch64 -export productrepo=ports -osrt-pkglistgen diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/openSUSE-release-tools-20171226.96a3eec/script/osrt-pkglistgen-openSUSE:Leap:15.0:Rings new/openSUSE-release-tools-20180102.98a659c/script/osrt-pkglistgen-openSUSE:Leap:15.0:Rings --- old/openSUSE-release-tools-20171226.96a3eec/script/osrt-pkglistgen-openSUSE:Leap:15.0:Rings 2017-12-26 12:36:26.000000000 +0100 +++ new/openSUSE-release-tools-20180102.98a659c/script/osrt-pkglistgen-openSUSE:Leap:15.0:Rings 1970-01-01 01:00:00.000000000 +0100 @@ -1,12 +0,0 @@ -#!/bin/bash -main=openSUSE:Leap:15.0 -export delete_kiwis="openSUSE-ftp-ftp-x86_64.kiwi openSUSE-cd-mini-x86_64.kiwi" - -export project=$main:Rings:1-MinimalX -export repos=$project/standard,$main:Rings:0-Bootstrap/standard -osrt-pkglistgen - -export project=$main:Rings:2-TestDVD -export repos=$main:Rings:2-TestDVD/standard,$repos -export skip_releases=1 -osrt-pkglistgen diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/openSUSE-release-tools-20171226.96a3eec/script/osrt-pkglistgen-openSUSE:Leap:15.0:Staging new/openSUSE-release-tools-20180102.98a659c/script/osrt-pkglistgen-openSUSE:Leap:15.0:Staging --- old/openSUSE-release-tools-20171226.96a3eec/script/osrt-pkglistgen-openSUSE:Leap:15.0:Staging 2017-12-26 12:36:26.000000000 +0100 +++ new/openSUSE-release-tools-20180102.98a659c/script/osrt-pkglistgen-openSUSE:Leap:15.0:Staging 1970-01-01 01:00:00.000000000 +0100 @@ -1,20 +0,0 @@ -#!/bin/bash -self=$(readlink $(type -p "$0")) -main=openSUSE:Leap:15.0 -: ${letter:=A B C D E} - -export delete_kiwis="openSUSE-ftp-ftp-x86_64.kiwi openSUSE-cd-mini-x86_64.kiwi" -for l in $letter; do - export project=$main:Staging:$l - echo "checking $project..." - export repos=$project/standard - if [ "$l" != A -a "$l" != B ]; then - repos="$repos,$project/bootstrap_copy" - fi - - # DVD project first as it depends on the project below, so might look - # busy if we update the other one first - project=$project:DVD repos=$project/standard,$repos skip_releases=1 osrt-pkglistgen - - osrt-pkglistgen -done diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/openSUSE-release-tools-20171226.96a3eec/systemd/osrt-pkglistgen@.service new/openSUSE-release-tools-20180102.98a659c/systemd/osrt-pkglistgen@.service --- old/openSUSE-release-tools-20171226.96a3eec/systemd/osrt-pkglistgen@.service 2017-12-26 12:36:26.000000000 +0100 +++ new/openSUSE-release-tools-20180102.98a659c/systemd/osrt-pkglistgen@.service 2018-01-02 11:39:25.000000000 +0100 @@ -3,7 +3,7 @@ [Service] User=osrt-repo-checker -ExecStart=/usr/bin/osrt-pkglistgen-%i-all +ExecStart=/usr/bin/osrt-pkglistgen -p "%i" [Install] WantedBy=multi-user.target ++++++ openSUSE-release-tools.obsinfo ++++++ --- /var/tmp/diff_new_pack.qsXQKW/_old 2018-01-02 16:35:52.334776989 +0100 +++ /var/tmp/diff_new_pack.qsXQKW/_new 2018-01-02 16:35:52.338775656 +0100 @@ -1,5 +1,5 @@ name: openSUSE-release-tools -version: 20171226.96a3eec -mtime: 1514288186 -commit: 96a3eec425d49f995a85e000da4a8799b5a6a461 +version: 20180102.98a659c +mtime: 1514889565 +commit: 98a659c3fab8dc036f9945854eae93265d695bed

1 0

commit virt-manager for openSUSE:Factory
by root＠hilbert.suse.de 02 Jan '18

02 Jan '18

Hello community, here is the log from the commit of package virt-manager for openSUSE:Factory checked in at 2018-01-02 16:35:40 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Comparing /work/SRC/openSUSE:Factory/virt-manager (Old) and /work/SRC/openSUSE:Factory/.virt-manager.new (New) ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Package is "virt-manager" Tue Jan 2 16:35:40 2018 rev:166 rq:561087 version:1.4.3 Changes: -------- --- /work/SRC/openSUSE:Factory/virt-manager/virt-manager.changes 2017-12-21 11:30:08.129232596 +0100 +++ /work/SRC/openSUSE:Factory/.virt-manager.new/virt-manager.changes 2018-01-02 16:35:43.669666587 +0100 @@ -1,0 +2,6 @@ +Tue Jan 2 08:51:45 UTC 2018 - cbosdonnat(a)suse.com + +- Downgrade python3-virt-bootstrap Recommends to Suggests to + minimize the number of default dependencies. (bsc#1073937) + +------------------------------------------------------------------- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Other differences: ------------------ ++++++ virt-manager.spec ++++++ --- /var/tmp/diff_new_pack.sXcdh2/_old 2018-01-02 16:35:45.289126538 +0100 +++ /var/tmp/diff_new_pack.sXcdh2/_new 2018-01-02 16:35:45.293125205 +0100 @@ -1,7 +1,7 @@ # # spec file for package virt-manager # -# Copyright (c) 2017 SUSE LINUX GmbH, Nuernberg, Germany. +# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany. # # All modifications and additions to the file contributed by third parties # remain the property of their copyright owners, unless otherwise agreed @@ -184,7 +184,7 @@ Requires: python3-libxml2-python Requires: python3-pycurl Requires: typelib(LibvirtGLib) -Recommends: python3-virt-bootstrap +Suggests: python3-virt-bootstrap BuildRequires: gobject-introspection # No AppIndicator package on SLE %if 0%{?is_opensuse} == 0

1 0

commit crash for openSUSE:Factory
by root＠hilbert.suse.de 02 Jan '18

02 Jan '18

Hello community, here is the log from the commit of package crash for openSUSE:Factory checked in at 2018-01-02 16:35:25 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Comparing /work/SRC/openSUSE:Factory/crash (Old) and /work/SRC/openSUSE:Factory/.crash.new (New) ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Package is "crash" Tue Jan 2 16:35:25 2018 rev:145 rq:561080 version:7.2.0 Changes: -------- --- /work/SRC/openSUSE:Factory/crash/crash.changes 2017-11-30 12:46:10.496209707 +0100 +++ /work/SRC/openSUSE:Factory/.crash.new/crash.changes 2018-01-02 16:35:35.704322828 +0100 @@ -1,0 +2,6 @@ +Thu Dec 7 11:05:03 UTC 2017 - dimstar(a)opensuse.org + +- Escape the usage of %{VERSION} when calling out to rpm. + RPM 4.14 has %{VERSION} defined as 'the main packages version'. + +------------------------------------------------------------------- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Other differences: ------------------ ++++++ crash.spec ++++++ --- /var/tmp/diff_new_pack.icQcgO/_old 2018-01-02 16:35:38.351440082 +0100 +++ /var/tmp/diff_new_pack.icQcgO/_new 2018-01-02 16:35:38.351440082 +0100 @@ -121,8 +121,8 @@ %define arch %_target_cpu %define kmp_pkg KMP %else -%define kver %(rpm -q --qf '%{VERSION}-%{RELEASE}' kernel-source) -%define kver_ %(rpm -q --qf '%{VERSION}_%{RELEASE}' kernel-source) +%define kver %(rpm -q --qf '%%{VERSION}-%%{RELEASE}' kernel-source) +%define kver_ %(rpm -q --qf '%%{VERSION}_%%{RELEASE}' kernel-source) %define arch %(echo %_target_cpu | sed -e 's/i.86/i386/') %define flavors_to_build %(sh %_sourcedir/get-kernel-flavors.sh %arch) %define kmp_pkg kmp

1 0

commit disorderfs for openSUSE:Factory
by root＠hilbert.suse.de 02 Jan '18

02 Jan '18

Hello community, here is the log from the commit of package disorderfs for openSUSE:Factory checked in at 2018-01-02 16:35:17 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Comparing /work/SRC/openSUSE:Factory/disorderfs (Old) and /work/SRC/openSUSE:Factory/.disorderfs.new (New) ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Package is "disorderfs" Tue Jan 2 16:35:17 2018 rev:2 rq:561079 version:0.5.2 Changes: -------- --- /work/SRC/openSUSE:Factory/disorderfs/disorderfs.changes 2017-08-24 18:49:11.528512209 +0200 +++ /work/SRC/openSUSE:Factory/.disorderfs.new/disorderfs.changes 2018-01-02 16:35:24.616020493 +0100 @@ -1,0 +2,7 @@ +Mon Jan 1 08:55:35 UTC 2018 - avindra(a)opensuse.org + +- update to 0.5.2 + * Add -q, --quiet options to avoid printing to stdout. +- cleanup with spec-cleaner + +------------------------------------------------------------------- Old: ---- disorderfs-0.5.1.tar.bz2 disorderfs-0.5.1.tar.bz2.asc New: ---- disorderfs-0.5.2.tar.bz2 disorderfs-0.5.2.tar.bz2.asc ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Other differences: ------------------ ++++++ disorderfs.spec ++++++ --- /var/tmp/diff_new_pack.Iof2Ae/_old 2018-01-02 16:35:26.551375103 +0100 +++ /var/tmp/diff_new_pack.Iof2Ae/_new 2018-01-02 16:35:26.559372436 +0100 @@ -1,7 +1,7 @@ # # spec file for package disorderfs # -# Copyright (c) 2017 SUSE LINUX GmbH, Nuernberg, Germany. +# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany. # # All modifications and additions to the file contributed by third parties # remain the property of their copyright owners, unless otherwise agreed @@ -17,22 +17,22 @@ Name: disorderfs +Version: 0.5.2 +Release: 0 Summary: FUSE filesystem that introduces non-determinism License: GPL-3.0+ Group: Development/Tools/Building -Requires: fuse +Url: https://packages.debian.org/sid/disorderfs +Source0: https://reproducible.alioth.debian.org/releases/%{name}/%{name}-%{version}.… +Source1: https://reproducible.alioth.debian.org/releases/%{name}/%{name}-%{version}.… +Source2: %{name}.keyring BuildRequires: asciidoc BuildRequires: gcc-c++ BuildRequires: libattr-devel +BuildRequires: pkgconfig BuildRequires: xsltproc BuildRequires: pkgconfig(fuse) -Version: 0.5.1 -Release: 0 -Url: https://packages.debian.org/sid/disorderfs -Source0: https://reproducible.alioth.debian.org/releases/disorderfs/%{name}-%{versio… -Source1: https://reproducible.alioth.debian.org/releases/disorderfs/%{name}-%{versio… -Source2: %{name}.keyring -BuildRoot: %{_tmppath}/%{name}-%{version}-build +Requires: fuse %description disorderfs is an overlay FUSE filesystem that introduces non-determinism into @@ -44,15 +44,14 @@ %setup -q %build -make +make %{?_smp_mflags} %install -make install DESTDIR=$RPM_BUILD_ROOT PREFIX=/usr ENABLE_MAN=yes +%make_install PREFIX=%{_prefix} %files -%defattr(-, root, root) %doc COPYING README NEWS %{_bindir}/%{name} -%{_mandir}/man1/disorderfs.1.gz +%{_mandir}/man1/%{name}.1%{ext_man} %changelog ++++++ disorderfs-0.5.1.tar.bz2 -> disorderfs-0.5.2.tar.bz2 ++++++ diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/disorderfs-0.5.1/NEWS new/disorderfs-0.5.2/NEWS --- old/disorderfs-0.5.1/NEWS 2016-09-14 00:03:28.000000000 +0200 +++ new/disorderfs-0.5.2/NEWS 2017-08-21 19:13:10.000000000 +0200 @@ -1,3 +1,13 @@ +v0.5.2 (2017-08-21) + * Add -q, --quiet options to avoid printing to stdout. + +v0.5.1 (2016-09-13) + * Add --sort-dirents=yes|no option for forcing deterministic. + * Support absolute paths by transforming ROOTDIR on startup. + * Update man page. + * Print the behaviour on startup to stdout. + * Add testsuite. + v0.4.3 (2016-06-09) * Fix bug that caused files to be created with the wrong permissions. * Minor code cleanup. diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/disorderfs-0.5.1/README new/disorderfs-0.5.2/README --- old/disorderfs-0.5.1/README 2016-09-14 00:03:28.000000000 +0200 +++ new/disorderfs-0.5.2/README 2017-08-21 19:13:10.000000000 +0200 @@ -6,3 +6,13 @@ non-determinism in the build process. See the man page for details. + +After releasing, please also release a signed tarball: + + $ VERSION=FIXME + + $ git archive --format=tar --prefix=disorderfs-${VERSION}/ ${VERSION} | bzip2 -9 > disorderfs-${VERSION}.tar.bz2 + + $ gpg --detach-sig --armor --output=disorderfs-${VERSION}.tar.bz2.asc < disorderfs-${VERSION}.tar.bz2 + + $ scp disorderfs-${VERSION}* alioth.debian.org:/home/groups/reproducible/htdocs/releases/disorderfs diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/disorderfs-0.5.1/disorderfs.cpp new/disorderfs-0.5.2/disorderfs.cpp --- old/disorderfs-0.5.1/disorderfs.cpp 2016-09-14 00:03:28.000000000 +0200 +++ new/disorderfs-0.5.2/disorderfs.cpp 2017-08-21 19:13:10.000000000 +0200 @@ -42,7 +42,7 @@ #include <sys/file.h> #include <stddef.h> -#define DISORDERFS_VERSION "0.5.1" +#define DISORDERFS_VERSION "0.5.2" namespace { std::vector<std::string> bare_arguments; @@ -56,6 +56,7 @@ int sort_dirents{0}; int pad_blocks{1}; int share_locks{0}; + int quiet{0}; }; Disorderfs_config config; @@ -180,7 +181,8 @@ struct fuse_operations disorderfs_fuse_operations; enum { KEY_HELP, - KEY_VERSION + KEY_VERSION, + KEY_QUIET }; #define DISORDERFS_OPT(t, p, v) { t, offsetof(Disorderfs_config, p), v } const struct fuse_opt disorderfs_fuse_opts[] = { @@ -199,6 +201,8 @@ FUSE_OPT_KEY("--help", KEY_HELP), FUSE_OPT_KEY("-V", KEY_VERSION), FUSE_OPT_KEY("--version", KEY_VERSION), + FUSE_OPT_KEY("-q", KEY_QUIET), + FUSE_OPT_KEY("--quiet", KEY_QUIET), FUSE_OPT_END }; int fuse_opt_proc (void* data, const char* arg, int key, struct fuse_args* outargs) @@ -212,6 +216,7 @@ std::clog << " -o opt,[opt...] mount options (see below)" << std::endl; std::clog << " -h, --help display help" << std::endl; std::clog << " -V, --version display version info" << std::endl; + std::clog << " -q, --quiet don't output any status messages" << std::endl; std::clog << std::endl; std::clog << "disorderfs options:" << std::endl; std::clog << " --multi-user=yes|no allow multiple users to access overlay (requires root; default: no)" << std::endl; @@ -229,6 +234,9 @@ fuse_opt_add_arg(outargs, "--version"); fuse_main(outargs->argc, outargs->argv, &disorderfs_fuse_operations, nullptr); std::exit(0); + } else if (key == KEY_QUIET) { + config.quiet = true; + return 0; } return 1; } @@ -268,14 +276,16 @@ } fuse_opt_add_arg(&fargs, bare_arguments[1].c_str()); - if (config.shuffle_dirents) { - std::cout << "disorderfs: shuffling dirents" << std::endl; - } - if (config.reverse_dirents) { - std::cout << "disorderfs: reversing dirents" << std::endl; - } - if (config.sort_dirents) { - std::cout << "disorderfs: sorting dirents" << std::endl; + if (!config.quiet) { + if (config.shuffle_dirents) { + std::cout << "disorderfs: shuffling dirents" << std::endl; + } + if (config.reverse_dirents) { + std::cout << "disorderfs: reversing dirents" << std::endl; + } + if (config.sort_dirents) { + std::cout << "disorderfs: sorting dirents" << std::endl; + } } /* ++++++ disorderfs.keyring ++++++ --- /var/tmp/diff_new_pack.Iof2Ae/_old 2018-01-02 16:35:26.655340433 +0100 +++ /var/tmp/diff_new_pack.Iof2Ae/_new 2018-01-02 16:35:26.655340433 +0100 @@ -1,5 +1,4 @@ -----BEGIN PGP PUBLIC KEY BLOCK----- -Version: GnuPG v2 mQINBEpaPPMBEADG/4uW0xA0Fcx07pJgJMtka4DvehIcunxEj2QI4YTopdPyAkTj 9cNBljUtiZ1IvgtimQeJQt1XXyt5RR9q9nxn9D3Ce11JFe+TyO9YwVB4rIFk0ix8 @@ -12,44 +11,44 @@ MBOI7wDidogoyO5fjclG78NVwZYfH9MwhClZ7JF6c02YVtmW+wFV9aQ8RFLe923q OEBZVSd4jmNby8/AMqekFAGFqtne/nJyEIIuVOhFwLsRr27G9ijypBT3/DgR4ovJ NTcfXDAu0R4vVgz8hDcI7tQwr6Lt0XYqA+fzEDU3QO78QQhHcsf0b07j2wARAQAB -tBpDaHJpcyBMYW1iIDxsYW1ieUBnbnUub3JnPokCNwQTAQgAIQIbAwIeAQIXgAUC -Slo+EwULCQgHAwUVCgkICwUWAgMBAAAKCRAelT4n1DEeWIbED/9oqFiYX+EeMnE7 -5MhRXQYpjYX7LqfAnigspm2HlaO6JQGQt3XUTSZV3BwzzuD5v+9sDBrbK4EcyO4f -Zh90cNtu9yzArI6YpTiu0BLsIKVWz/ImUr8c9H83JVXr0HXvB1gH1QdkvUHeB0yZ -mWe1Vft0LMBqTUspZJKCmjVsj3Y7grzXKAH9C20caLyUpikeLraXLaaHyGY+jN2X 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1 0

commit pdns-recursor for openSUSE:Factory
by root＠hilbert.suse.de 02 Jan '18

02 Jan '18

Hello community, here is the log from the commit of package pdns-recursor for openSUSE:Factory checked in at 2018-01-02 16:35:13 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Comparing /work/SRC/openSUSE:Factory/pdns-recursor (Old) and /work/SRC/openSUSE:Factory/.pdns-recursor.new (New) ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Package is "pdns-recursor" Tue Jan 2 16:35:13 2018 rev:17 rq:561067 version:4.1.0 Changes: -------- --- /work/SRC/openSUSE:Factory/pdns-recursor/pdns-recursor.changes 2017-12-11 18:56:24.198846479 +0100 +++ /work/SRC/openSUSE:Factory/.pdns-recursor.new/pdns-recursor.changes 2018-01-02 16:35:14.539380790 +0100 @@ -1,0 +2,6 @@ +Fri Dec 29 11:03:20 UTC 2017 - adam.majer(a)suse.de + +- _constraints: we seem to need at least 8GB RAM to build on S390x + and ppc64 + +------------------------------------------------------------------- New: ---- _constraints ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Other differences: ------------------ ++++++ _constraints ++++++ <constraints> <hardware> <memory> <size unit="G">8</size> </memory> </hardware> </constraints>

1 0

commit conky for openSUSE:Factory
by root＠hilbert.suse.de 02 Jan '18

02 Jan '18

Hello community, here is the log from the commit of package conky for openSUSE:Factory checked in at 2018-01-02 16:35:10 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Comparing /work/SRC/openSUSE:Factory/conky (Old) and /work/SRC/openSUSE:Factory/.conky.new (New) ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Package is "conky" Tue Jan 2 16:35:10 2018 rev:22 rq:561066 version:1.10.6 Changes: -------- --- /work/SRC/openSUSE:Factory/conky/conky.changes 2017-12-11 18:56:49.281651770 +0100 +++ /work/SRC/openSUSE:Factory/.conky.new/conky.changes 2018-01-02 16:35:12.388098187 +0100 @@ -1,0 +2,10 @@ +Tue Dec 12 09:29:41 UTC 2017 - pgajdos(a)suse.com + +- fix build for SLE 15: buildrequire also Xdamage +- make more clear when xmms2 support is compiled in +- use pkgconfig()-style buildrequires for X libraries, package + is build for suse_version >= 1315, so they are defined +- fix 0%{is_opensuse} to 0%{?is_opensuse} on one placeand remove + is_opensuse definition, which is in my opinion useless afterwards + +------------------------------------------------------------------- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Other differences: ------------------ ++++++ conky.spec ++++++ --- /var/tmp/diff_new_pack.03aqUL/_old 2018-01-02 16:35:13.131850165 +0100 +++ /var/tmp/diff_new_pack.03aqUL/_new 2018-01-02 16:35:13.131850165 +0100 @@ -19,8 +19,11 @@ %bcond_with audacious %bcond_with cmus %bcond_with libXNVCtrl +%if 0%{?is_opensuse} %bcond_without xmms2 -%{!?is_opensuse: %global is_opensuse 0} +%else +%bcond_with xmms2 +%endif Name: conky Version: 1.10.6 @@ -54,16 +57,13 @@ BuildRequires: ncurses-devel BuildRequires: pkg-config BuildRequires: update-desktop-files -%if 0%{?suse_version} <= 1320 -BuildRequires: xorg-x11-devel -%else -BuildRequires: libXft-devel -BuildRequires: libXinerama-devel -%endif BuildRequires: pkgconfig(glib-2.0) BuildRequires: pkgconfig(libcurl) BuildRequires: pkgconfig(libpulse) BuildRequires: pkgconfig(libxml-2.0) +BuildRequires: pkgconfig(xdamage) +BuildRequires: pkgconfig(xft) +BuildRequires: pkgconfig(xinerama) %if %{with audacious} BuildRequires: pkgconfig(audacious) BuildRequires: pkgconfig(audclient) @@ -113,11 +113,9 @@ %if %{with libXNVCtrl} - nVidia GPUs %endif -%if 0%{?is_opensuse} %if %{with xmms2} - xmms2 %endif -%endif %package doc Summary: Documentation for conky @@ -190,15 +188,16 @@ -DBUILD_IRC=OFF \ %endif -DBUILD_LUA_RSVG=ON \ -%if %{with xmms2} - -DBUILD_XMMS2=ON \ -%endif %else -DBUILD_LUA_CAIRO=OFF \ -DBUILD_IMLIB2=OFF \ -DBUILD_LUA_IMLIB2=OFF \ -DBUILD_IRC=OFF \ -DBUILD_LUA_RSVG=OFF \ +%endif +%if %{with xmms2} + -DBUILD_XMMS2=ON \ +%else -DBUILD_XMMS2=OFF \ %endif -DBUILD_IOSTATS=ON \ @@ -291,7 +290,7 @@ %{_bindir}/conky %{_bindir}/conkyconf %doc %{_mandir}/man1/conky.1%{ext_man} -%if 0%{is_opensuse} +%if 0%{?is_opensuse} %dir %{_libdir}/conky %{_libdir}/conky/libcairo.so %{_libdir}/conky/librsvg.so

1 0

commit python-pymod2pkg for openSUSE:Factory
by root＠hilbert.suse.de 02 Jan '18

02 Jan '18

Hello community, here is the log from the commit of package python-pymod2pkg for openSUSE:Factory checked in at 2018-01-02 16:35:08 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Comparing /work/SRC/openSUSE:Factory/python-pymod2pkg (Old) and /work/SRC/openSUSE:Factory/.python-pymod2pkg.new (New) ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Package is "python-pymod2pkg" Tue Jan 2 16:35:08 2018 rev:10 rq:561061 version:0.11.0 Changes: -------- --- /work/SRC/openSUSE:Factory/python-pymod2pkg/python-pymod2pkg.changes 2017-10-13 14:18:04.366991530 +0200 +++ /work/SRC/openSUSE:Factory/.python-pymod2pkg.new/python-pymod2pkg.changes 2018-01-02 16:35:09.453076940 +0100 @@ -1,0 +2,11 @@ +Tue Jan 2 06:15:30 UTC 2018 - cloud-devel(a)suse.de + +- update to version 0.11.0 + - Change default translation for py2 in RDO + - Add RDO mapping for sysv_ipc + - Switch to newer flake8 / python 3.x version + - Avoid tox_install.sh for constraints support + - Add freezer for SUSE and RDO + - Updated from global requirements + +------------------------------------------------------------------- Old: ---- pymod2pkg-0.10.1.tar.gz New: ---- pymod2pkg-0.11.0.tar.gz ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Other differences: ------------------ ++++++ python-pymod2pkg.spec ++++++ --- /var/tmp/diff_new_pack.eTKXnK/_old 2018-01-02 16:35:10.344779580 +0100 +++ /var/tmp/diff_new_pack.eTKXnK/_new 2018-01-02 16:35:10.348778247 +0100 @@ -1,7 +1,7 @@ # # spec file for package python-pymod2pkg # -# Copyright (c) 2017 SUSE LINUX GmbH, Nuernberg, Germany. +# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany. # # All modifications and additions to the file contributed by third parties # remain the property of their copyright owners, unless otherwise agreed @@ -18,20 +18,20 @@ %global sname pymod2pkg Name: python-pymod2pkg -Version: 0.10.1 +Version: 0.11.0 Release: 0 Summary: OpenStack Packaging - python module name to package name map License: Apache-2.0 Group: Development/Libraries/Python Url: https://wiki.openstack.org/wiki/Rpm-packaging -Source0: https://pypi.io/packages/source/p/%{sname}/%{sname}-%{version}.tar.gz +Source0: https://files.pythonhosted.org/packages/source/p/%{sname}/%{sname}-%{versio… BuildRequires: openstack-macros BuildRequires: python-devel -BuildRequires: python-pbr >= 2.0.0 -BuildRequires: python-testrepository >= 0.0.18 -BuildRequires: python-testscenarios >= 0.4 -BuildRequires: python-testtools >= 1.4.0 -Requires: python-pbr >= 2.0.0 +BuildRequires: python-pbr +BuildRequires: python-testrepository +BuildRequires: python-testscenarios +BuildRequires: python-testtools +Requires: python-pbr BuildArch: noarch %description @@ -42,7 +42,7 @@ Summary: Documentation for python module name to package name map library Group: Development/Libraries/Python BuildRequires: python-Sphinx -BuildRequires: python-oslosphinx >= 4.7.0 +BuildRequires: python-oslosphinx Requires: %{name} = %{version} %description doc ++++++ pymod2pkg-0.10.1.tar.gz -> pymod2pkg-0.11.0.tar.gz ++++++ diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/pymod2pkg-0.10.1/AUTHORS new/pymod2pkg-0.11.0/AUTHORS --- old/pymod2pkg-0.10.1/AUTHORS 2017-09-14 17:20:12.000000000 +0200 +++ new/pymod2pkg-0.11.0/AUTHORS 2017-12-21 23:53:13.000000000 +0100 @@ -1,6 +1,7 @@ Adam Spiers <aspiers(a)suse.com> Alberto Planas <aplanas(a)gmail.com> Alexander Tsamutali <atsamutali(a)mirantis.com> +Andreas Jaeger <aj(a)suse.com> Andrii Kroshchenko <akroshchenko(a)mirantis.com> Cao Xuan Hoang <hoangcx(a)vn.fujitsu.com> Chandan Kumar <chkumar(a)redhat.com> @@ -21,4 +22,5 @@ Thomas Bechtold <tbechtold(a)suse.com> Tomasz Trębski <tomasz.trebski(a)ts.fujitsu.com> Tony Xu <hhktony(a)gmail.com> +Zuul <zuul(a)review.openstack.org> loooosy <syluo5695(a)fiberhome.com> diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/pymod2pkg-0.10.1/ChangeLog new/pymod2pkg-0.11.0/ChangeLog --- old/pymod2pkg-0.10.1/ChangeLog 2017-09-14 17:20:12.000000000 +0200 +++ new/pymod2pkg-0.11.0/ChangeLog 2017-12-21 23:53:13.000000000 +0100 @@ -1,6 +1,20 @@ CHANGES ======= +0.11.0 +------ + +* Add freezer for SUSE and RDO +* Avoid tox\_install.sh for constraints support +* Add RDO mapping for sysv\_ipc +* Updated from global requirements +* Switch to newer flake8 / python 3.x version + +0.10.2 +------ + +* Change default translation for py2 in RDO + 0.10.1 ------ diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/pymod2pkg-0.10.1/PKG-INFO new/pymod2pkg-0.11.0/PKG-INFO --- old/pymod2pkg-0.10.1/PKG-INFO 2017-09-14 17:20:13.000000000 +0200 +++ new/pymod2pkg-0.11.0/PKG-INFO 2017-12-21 23:53:13.000000000 +0100 @@ -1,6 +1,6 @@ Metadata-Version: 1.1 Name: pymod2pkg -Version: 0.10.1 +Version: 0.11.0 Summary: python module name to package name map Home-page: https://docs.openstack.org/pymod2pkg/latest/ Author: OpenStack diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/pymod2pkg-0.10.1/pymod2pkg/__init__.py new/pymod2pkg-0.11.0/pymod2pkg/__init__.py --- old/pymod2pkg-0.10.1/pymod2pkg/__init__.py 2017-09-14 17:17:20.000000000 +0200 +++ new/pymod2pkg-0.11.0/pymod2pkg/__init__.py 2017-12-21 23:51:08.000000000 +0100 @@ -79,7 +79,7 @@ pkg = pkg.replace('_', '-').replace('.', '-').lower() if not pkg.startswith('python-'): pkg = 'python-' + pkg - py2pkg = re.sub('python', 'python2', pkg) + py2pkg = pkg py3pkg = re.sub('python', 'python3', pkg) return (pkg, py2pkg, py3pkg) @@ -173,6 +173,7 @@ SingleRule('nosexcover', 'python-nose-xcover', py3pkg='python3-nose-xcover.'), SingleRule('posix_ipc', 'python-posix_ipc', py3pkg='python3-posix_ipc'), + SingleRule('sysv_ipc', 'python-sysv_ipc', py3pkg='python3-sysv_ipc'), SingleRule('oslosphinx', 'python-oslo-sphinx', py3pkg='python3-oslo-sphinx'), SingleRule('ovs', 'python-openvswitch', py3pkg='python3-openvswitch'), @@ -215,16 +216,16 @@ MultiRule( # keep lists in alphabetic order mods=['aodh', 'barbican', 'ceilometer', 'cinder', 'cloudkitty', - 'designate', 'ec2-api', 'glance', 'heat', 'heat-templates', - 'ironic', 'ironic-discoverd', 'ironic-inspector', - 'ironic-python-agent', 'karbor', 'keystone', 'magnum', 'manila', - 'masakari', 'masakari-monitors', 'mistral', 'monasca-agent', - 'monasca-api', 'monasca-ceilometer', 'monasca-log-api', - 'monasca-notification', 'monasca-persister', 'monasca-transform', - 'murano', 'neutron', 'neutron-fwaas', 'neutron-lbaas', - 'neutron-vpnaas', 'nova', 'octavia', 'rally', 'sahara', 'swift', - 'Tempest', 'tripleo-common', 'trove', 'tuskar', 'vitrage', - 'zaqar'], + 'designate', 'ec2-api', 'freezer', 'glance', 'heat', + 'heat-templates', 'ironic', 'ironic-discoverd', + 'ironic-inspector', 'ironic-python-agent', 'karbor', 'keystone', + 'magnum', 'manila', 'masakari', 'masakari-monitors', 'mistral', + 'monasca-agent', 'monasca-api', 'monasca-ceilometer', + 'monasca-log-api', 'monasca-notification', 'monasca-persister', + 'monasca-transform', 'murano', 'neutron', 'neutron-fwaas', + 'neutron-lbaas', 'neutron-vpnaas', 'nova', 'octavia', 'rally', + 'sahara', 'swift', 'Tempest', 'tripleo-common', 'trove', + 'tuskar', 'vitrage', 'zaqar'], pkgfun=openstack_prefix_tr), # Horizon plugins (normalized to openstack-<project>-ui) RegexRule(pattern=r'\w+-(dashboard|ui)', pkgfun=rdo_horizon_plugins_tr), @@ -242,7 +243,7 @@ # OpenStack services MultiRule( # keep lists in alphabetic order - mods=['ceilometer', 'cinder', 'designate', 'glance', + mods=['ceilometer', 'cinder', 'designate', 'freezer', 'glance', 'heat', 'ironic', 'karbor', 'keystone', 'manila', 'masakari', 'masakari-monitors', 'mistral', 'monasca-agent', 'monasca-api', 'monasca-ceilometer', diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/pymod2pkg-0.10.1/pymod2pkg.egg-info/PKG-INFO new/pymod2pkg-0.11.0/pymod2pkg.egg-info/PKG-INFO --- old/pymod2pkg-0.10.1/pymod2pkg.egg-info/PKG-INFO 2017-09-14 17:20:12.000000000 +0200 +++ new/pymod2pkg-0.11.0/pymod2pkg.egg-info/PKG-INFO 2017-12-21 23:53:13.000000000 +0100 @@ -1,6 +1,6 @@ Metadata-Version: 1.1 Name: pymod2pkg -Version: 0.10.1 +Version: 0.11.0 Summary: python module name to package name map Home-page: https://docs.openstack.org/pymod2pkg/latest/ Author: OpenStack diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/pymod2pkg-0.10.1/pymod2pkg.egg-info/SOURCES.txt new/pymod2pkg-0.11.0/pymod2pkg.egg-info/SOURCES.txt --- old/pymod2pkg-0.10.1/pymod2pkg.egg-info/SOURCES.txt 2017-09-14 17:20:13.000000000 +0200 +++ new/pymod2pkg-0.11.0/pymod2pkg.egg-info/SOURCES.txt 2017-12-21 23:53:13.000000000 +0100 @@ -22,5 +22,4 @@ pymod2pkg.egg-info/not-zip-safe pymod2pkg.egg-info/pbr.json pymod2pkg.egg-info/requires.txt -pymod2pkg.egg-info/top_level.txt -tools/tox_install.sh \ No newline at end of file +pymod2pkg.egg-info/top_level.txt \ No newline at end of file diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/pymod2pkg-0.10.1/pymod2pkg.egg-info/pbr.json new/pymod2pkg-0.11.0/pymod2pkg.egg-info/pbr.json --- old/pymod2pkg-0.10.1/pymod2pkg.egg-info/pbr.json 2017-09-14 17:20:12.000000000 +0200 +++ new/pymod2pkg-0.11.0/pymod2pkg.egg-info/pbr.json 2017-12-21 23:53:13.000000000 +0100 @@ -1 +1 @@ -{"git_version": "a5858ac", "is_release": true} \ No newline at end of file +{"git_version": "7347926", "is_release": true} \ No newline at end of file diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/pymod2pkg-0.10.1/test-requirements.txt new/pymod2pkg-0.11.0/test-requirements.txt --- old/pymod2pkg-0.10.1/test-requirements.txt 2017-09-14 17:17:19.000000000 +0200 +++ new/pymod2pkg-0.11.0/test-requirements.txt 2017-12-21 23:51:08.000000000 +0100 @@ -1,10 +1,10 @@ # The order of packages is significant, because pip processes them in the order # of appearance. Changing the order has an impact on the overall integration # process, which may cause wedges in the gate later. -flake8<2.6.0,>=2.5.4 # MIT +flake8>=3.5.0 # MIT testrepository>=0.0.18 # Apache-2.0/BSD testresources>=2.0.0 # Apache-2.0/BSD -testtools>=1.4.0 # MIT +testtools>=2.2.0 # MIT sphinx>=1.6.2 # BSD oslosphinx>=4.7.0 # Apache-2.0 diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/pymod2pkg-0.10.1/tests.py new/pymod2pkg-0.11.0/tests.py --- old/pymod2pkg-0.10.1/tests.py 2017-09-14 17:17:19.000000000 +0200 +++ new/pymod2pkg-0.11.0/tests.py 2017-12-21 23:51:08.000000000 +0100 @@ -150,7 +150,11 @@ def test_default_translation_py2py3_rdo(self): self.assertEqual(pymod2pkg.module2package('oslo.db', 'fedora', py_vers=['py2', 'py3']), - ['python2-oslo-db', 'python3-oslo-db']) + ['python-oslo-db', 'python3-oslo-db']) + self.assertEqual(pymod2pkg.module2package('foobar', 'fedora', + py_vers=['py', 'py2', 'py3']), + ['python-foobar', 'python-foobar', 'python3-foobar']) + self.assertEqual(pymod2pkg.module2package('Babel', 'fedora', py_vers=['py2', 'py3']), ['python-babel', 'python3-babel']) diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/pymod2pkg-0.10.1/tools/tox_install.sh new/pymod2pkg-0.11.0/tools/tox_install.sh --- old/pymod2pkg-0.10.1/tools/tox_install.sh 2017-09-14 17:17:19.000000000 +0200 +++ new/pymod2pkg-0.11.0/tools/tox_install.sh 1970-01-01 01:00:00.000000000 +0100 @@ -1,30 +0,0 @@ -#!/usr/bin/env bash - -# Client constraint file contains this client version pin that is in conflict -# with installing the client from source. We should remove the version pin in -# the constraints file before applying it for from-source installation. - -CONSTRAINTS_FILE=$1 -shift 1 - -set -e - -# NOTE(tonyb): Place this in the tox enviroment's log dir so it will get -# published to logs.openstack.org for easy debugging. -localfile="$VIRTUAL_ENV/log/upper-constraints.txt" - -if [[ $CONSTRAINTS_FILE != http* ]]; then - CONSTRAINTS_FILE=file://$CONSTRAINTS_FILE -fi -# NOTE(tonyb): need to add curl to bindep.txt if the project supports bindep -curl $CONSTRAINTS_FILE --insecure --progress-bar --output $localfile - -pip install -c$localfile openstack-requirements - -# This is the main purpose of the script: Allow local installation of -# the current repo. It is listed in constraints file and thus any -# install will be constrained and we need to unconstrain it. -edit-constraints $localfile -- $CLIENT_NAME - -pip install -c$localfile -U $* -exit $? diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' '--exclude=.svnignore' old/pymod2pkg-0.10.1/tox.ini new/pymod2pkg-0.11.0/tox.ini --- old/pymod2pkg-0.10.1/tox.ini 2017-09-14 17:17:19.000000000 +0200 +++ new/pymod2pkg-0.11.0/tox.ini 2017-12-21 23:51:08.000000000 +0100 @@ -5,19 +5,19 @@ [testenv] usedevelop = True -install_command = - {toxinidir}/tools/tox_install.sh {env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt} {opts} {packages} +install_command = pip install {opts} {packages} setenv = VIRTUAL_ENV={envdir} OS_STDOUT_NOCAPTURE=False OS_STDERR_NOCAPTURE=False PYTHONHASHSEED=0 - BRANCH_NAME=master - CLIENT_NAME=pymod2pkg -deps = -r{toxinidir}/requirements.txt +deps = + -c{env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt} + -r{toxinidir}/requirements.txt -r{toxinidir}/test-requirements.txt commands = python setup.py testr --testr-args='{posargs}' [testenv:pep8] +basepython = python3 commands = flake8 [testenv:venv]

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commit bumblebee-status for openSUSE:Factory
by root＠hilbert.suse.de 02 Jan '18

02 Jan '18

Hello community, here is the log from the commit of package bumblebee-status for openSUSE:Factory checked in at 2018-01-02 16:35:05 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Comparing /work/SRC/openSUSE:Factory/bumblebee-status (Old) and /work/SRC/openSUSE:Factory/.bumblebee-status.new (New) ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Package is "bumblebee-status" Tue Jan 2 16:35:05 2018 rev:2 rq:561055 version:1.5.1 Changes: -------- --- /work/SRC/openSUSE:Factory/bumblebee-status/bumblebee-status.changes 2017-10-09 19:48:35.522605858 +0200 +++ /work/SRC/openSUSE:Factory/.bumblebee-status.new/bumblebee-status.changes 2018-01-02 16:35:08.077535647 +0100 @@ -1,0 +2,28 @@ +Tue Jan 2 03:30:12 UTC 2018 - avindra(a)opensuse.org + +- update to 1.5.1 + * it was always logging messages to stderr (even when -d was + not specified), which end up in ~/.xsession-errors and consume + a lot of disk very quickly. + * Introduces two "special" log file names, stdout and stderr. +- includes 1.5.0 (Theme support extension release) + * Add support for pywal in themes: Add a "colors" instruction + and then simply use names for your pywal colors (see the + wal-powerline.json themes for examples) + * Themes can now be stored outside the repository structure + (i.e. in ~/.config/bumblebee-status/themes/). Themes will be + merged, so it is also possible to partially overwrite theme + instructions by placing partial JSON files in this directory, + with the same name as the main theme (for example, anything + you write into ~/.config/bumblebee-status/themes/powerline.json + will overwrite the default powerline theme settings). + * 4 new modules + - rotation: Cycle through display orientations + - hipchat: Show number of unread hipchat messages + - uptime: Show current uptime + - zpool: Show zpool (ZFS) information + * new theme: "sac_red" +- remove remove-invalid-shebang.patch + * merged in 9c52624ecb12adf6b3bcc3021feb7a0747ea179e + +------------------------------------------------------------------- Old: ---- bumblebee-status-1.4.4.tar.gz remove-invalid-shebang.patch New: ---- bumblebee-status-1.5.1.tar.gz ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Other differences: ------------------ ++++++ bumblebee-status.spec ++++++ --- /var/tmp/diff_new_pack.CM2ygn/_old 2018-01-02 16:35:09.069204951 +0100 +++ /var/tmp/diff_new_pack.CM2ygn/_new 2018-01-02 16:35:09.073203617 +0100 @@ -1,7 +1,7 @@ # # spec file for package bumblebee-status # -# Copyright (c) 2017 SUSE LINUX GmbH, Nuernberg, Germany. +# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany. # # All modifications and additions to the file contributed by third parties # remain the property of their copyright owners, unless otherwise agreed @@ -17,15 +17,13 @@ Name: bumblebee-status -Version: 1.4.4 +Version: 1.5.1 Release: 0 Summary: Modular, theme-able status line generator for the i3 window manager License: MIT Group: System/Monitoring -URL: https://github.com/tobi-wan-kenobi/bumblebee-status/wiki +Url: https://github.com/tobi-wan-kenobi/bumblebee-status/wiki Source0: https://github.com/tobi-wan-kenobi/bumblebee-status/archive/v%{version}.tar… -# Upstream patch (merged): https://github.com/tobi-wan-kenobi/bumblebee-status/pull/186 -Patch0: remove-invalid-shebang.patch Patch1: use-python-3.patch # In earlier i3 versions, blocks won't have background colors Requires: i3 >= 4.12 @@ -47,7 +45,6 @@ %prep %setup -q -%patch0 -p1 %patch1 -p1 %build @@ -124,11 +121,18 @@ %{_datadir}/%{name}/bumblebee/modules/traffic.py %{_datadir}/%{name}/bumblebee/modules/weather.py %{_datadir}/%{name}/bumblebee/modules/xrandr.py +%{_datadir}/%{name}/bumblebee/modules/hipchat.py +%{_datadir}/%{name}/bumblebee/modules/rotation.py +%{_datadir}/%{name}/bumblebee/modules/shortcut.py +%{_datadir}/%{name}/bumblebee/modules/uptime.py +%{_datadir}/%{name}/bumblebee/modules/zpool.py %{_datadir}/%{name}/bumblebee/output.py %{_datadir}/%{name}/bumblebee/popup.py %{_datadir}/%{name}/bumblebee/store.py %{_datadir}/%{name}/bumblebee/theme.py %{_datadir}/%{name}/bumblebee/util.py +%{_datadir}/%{name}/themes/sac_red.json +%{_datadir}/%{name}/themes/wal-powerline.json %{_datadir}/%{name}/themes/default.json %{_datadir}/%{name}/themes/gruvbox-powerline.json %{_datadir}/%{name}/themes/gruvbox.json ++++++ bumblebee-status-1.4.4.tar.gz -> bumblebee-status-1.5.1.tar.gz ++++++ ++++ 1674 lines of diff (skipped)

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commit drbd for openSUSE:Factory
by root＠hilbert.suse.de 02 Jan '18

02 Jan '18

Hello community, here is the log from the commit of package drbd for openSUSE:Factory checked in at 2018-01-02 16:35:04 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Comparing /work/SRC/openSUSE:Factory/drbd (Old) and /work/SRC/openSUSE:Factory/.drbd.new (New) ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Package is "drbd" Tue Jan 2 16:35:04 2018 rev:64 rq:561048 version:9.0.10+git.b7994aa1 Changes: -------- --- /work/SRC/openSUSE:Factory/drbd/drbd.changes 2017-11-17 11:00:58.398593772 +0100 +++ /work/SRC/openSUSE:Factory/.drbd.new/drbd.changes 2018-01-02 16:35:06.122187703 +0100 @@ -1,0 +2,15 @@ +Wed Dec 6 07:24:09 UTC 2017 - nwang(a)suse.com + +- bsc#1074169, Update to 9.0.10-1 +* Fix resync of two secondary nodes in the presence of + a 3rd node that is primary (maybe with disk or diskless); + Fixed the race condition that caused the resync to sometimes not terminate +* Improve connection behavior with autopromote enable one node Primary and + udev present. +* Fix in memory alignment of DRBD's struct bio. +* Improve the quorum implementation, so that is works nicely with for the + purpose of replacing fencing with quorum in a Pacemaker setup. +* Ensure compatibility with upstream Linux kernel 4.14 +- Remove patch reproducible.patch + +------------------------------------------------------------------- Old: ---- drbd-9.0.9+git.a4cc249e.tar.bz2 reproducible.patch New: ---- drbd-9.0.10+git.b7994aa1.tar.bz2 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Other differences: ------------------ ++++++ drbd.spec ++++++ --- /var/tmp/diff_new_pack.76xMCi/_old 2018-01-02 16:35:07.245813003 +0100 +++ /var/tmp/diff_new_pack.76xMCi/_new 2018-01-02 16:35:07.249811670 +0100 @@ -1,7 +1,7 @@ # # spec file for package drbd # -# Copyright (c) 2017 SUSE LINUX GmbH, Nuernberg, Germany. +# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany. # # All modifications and additions to the file contributed by third parties # remain the property of their copyright owners, unless otherwise agreed @@ -24,7 +24,7 @@ %endif Name: drbd -Version: 9.0.9+git.a4cc249e +Version: 9.0.10+git.b7994aa1 Release: 0 Summary: DRBD driver for Linux License: GPL-2.0+ @@ -36,14 +36,12 @@ Source2: Module.supported Source3: drbd_git_revision Patch1: fix-resync-finished-with-syncs-have-bits-set.patch -# PATCH-FIX-UPSTREAM bmwiedemann -Patch2: reproducible.patch BuildRequires: kernel-source BuildRequires: kernel-syms -BuildRequires: module-init-tools BuildRequires: libelf-devel -Requires: drbd-utils >= 9.0.0 -Supplements: drbd-utils >= 9.0.0 +BuildRequires: module-init-tools +Requires: drbd-utils >= 9.2.0 +Supplements: drbd-utils >= 9.2.0 Obsoletes: drbd-kmp < %{version} BuildRoot: %{_tmppath}/%{name}-%{version}-build ExcludeArch: i586 s390 @@ -71,7 +69,6 @@ %prep %setup -q -n drbd-%{version} %patch1 -p1 -%patch2 -p1 mkdir source cp -a drbd/. source/. || : ++++++ _service ++++++ --- /var/tmp/diff_new_pack.76xMCi/_old 2018-01-02 16:35:07.349778334 +0100 +++ /var/tmp/diff_new_pack.76xMCi/_new 2018-01-02 16:35:07.349778334 +0100 @@ -7,10 +7,10 @@ To update to a new release, change "revision" to the desired git commit hash and bump "version" if necessary - <param name="version">9.0.9</param> + <param name="version">9.0.10</param> --> - <param name="versionformat">9.0.9+git.%h</param> - <param name="revision">a4cc249ec2d55ec2953aeb482d819e47adbbee33</param> + <param name="versionformat">9.0.10+git.%h</param> + <param name="revision">b7994aa164158d944115dac2800e5c27ab2cd2c9</param> </service> <service name="recompress" mode="disabled"> ++++++ drbd-9.0.9+git.a4cc249e.tar.bz2 -> drbd-9.0.10+git.b7994aa1.tar.bz2 ++++++ ++++ 2142 lines of diff (skipped) ++++++ drbd_git_revision ++++++ --- /var/tmp/diff_new_pack.76xMCi/_old 2018-01-02 16:35:07.845612986 +0100 +++ /var/tmp/diff_new_pack.76xMCi/_new 2018-01-02 16:35:07.845612986 +0100 @@ -1 +1 @@ -GIT-hash: a4cc249ec2d55ec2953aeb482d819e47adbbee33 +GIT-hash: b7994aa164158d944115dac2800e5c27ab2cd2c9 ++++++ preamble ++++++ --- /var/tmp/diff_new_pack.76xMCi/_old 2018-01-02 16:35:07.877602319 +0100 +++ /var/tmp/diff_new_pack.76xMCi/_new 2018-01-02 16:35:07.881600985 +0100 @@ -1,5 +1,5 @@ Requires: kernel-%1 -Requires: drbd-utils >= 8.9.11 -Supplements: drbd-utils >= 8.9.11 +Requires: drbd-utils >= 9.2.0 +Supplements: drbd-utils >= 9.2.0 Supplements: packageand(kernel-%1:%name) Recommends: drbd

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