On Tumbleweed du jour + /science repository (openSUSE_Factory), attempting to
install the ASL simulation library also wants to install the ASL Macro
Assembler:

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jng-sfac:/etc/zypp/repos.d # zypper in --no-r ASL
Loading repository data...
Reading installed packages...
Resolving package dependencies...

The following 28 NEW packages are going to be installed:
  asl ASL boost-license1_58_0 libaslcommon0 libboost_filesystem1_58_0
  libboost_program_options1_58_0 libboost_system1_58_0 libgfortran3 libgl2ps1
  libhdf4 libhdf5-10 libhdf5_hl10 libibverbs1 libicu55_1 libicu55_1-ledata
  libjsoncpp1 libmatio2 libnetcdf7 libnetcdf_c++4 libOpenCL1 libquadmath0
  libtheoradec1 libtheoraenc1 openmpi-libs R-base R-base-devel tk vtk

The following package is recommended, but will not be installed (only required
packages will be installed):
  beignet

28 new packages to install.
Overall download size: 77.8 MiB. Already cached: 0 B. After the operation,
additional 197.2 MiB will be used.
Continue? [y/n/? shows all options] (y): y
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Is this behavior of zypp indeed intended?