src/mixin.nit

   1 # This file is part of NIT ( http://www.nitlanguage.org ).
   2 #
   3 # Licensed under the Apache License, Version 2.0 (the "License");
   4 # you may not use this file except in compliance with the License.
   5 # You may obtain a copy of the License at
   6 #
   7 #     http://www.apache.org/licenses/LICENSE-2.0
   8 #
   9 # Unless required by applicable law or agreed to in writing, software
  10 # distributed under the License is distributed on an "AS IS" BASIS,
  11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 # See the License for the specific language governing permissions and
  13 # limitations under the License.
  14
  15 # Loading and additional module refinements at link-time.
  16 #
  17 # Used to factorize some code used by the engines.
  18 module mixin
  19
  20 import modelbuilder
  21
  22 redef class ToolContext
  23         # --mixin
  24         var opt_mixins = new OptionArray("Additionals module to min-in", "-m", "--mixin")
  25
  26         redef init
  27         do
  28                 super
  29                 option_context.add_option(opt_mixins)
  30         end
  31
  32         redef fun make_main_module(mmodules)
  33         do
  34                 var mixins = opt_mixins.value
  35                 if not mixins.is_empty then
  36                         mmodules.add_all modelbuilder.parse(opt_mixins.value)
  37                         modelbuilder.run_phases
  38                 end
  39
  40                 var mainmodule = super
  41
  42                 return mainmodule
  43         end
  44 end