src/nitj.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 # Compile Nit into Java code runnable on the Java Virtual Machine.
  16 module nitj
  17
  18 import compiler::java_compiler
  19
  20 # Create a tool context to handle options and paths
  21 var toolcontext = new ToolContext
  22 toolcontext.process_options(args)
  23
  24 # We need a model to collect stufs
  25 var model = new Model
  26 # And a model builder to parse files
  27 var modelbuilder = new ModelBuilder(model, toolcontext)
  28
  29 # Collect arguments
  30 var arguments = toolcontext.option_context.rest
  31 if arguments.is_empty then
  32         toolcontext.option_context.usage
  33         return
  34 end
  35 if arguments.length > 1 then
  36         print "Too much arguments: {arguments.join(" ")}"
  37         toolcontext.option_context.usage
  38         return
  39 end
  40 var progname = arguments.first
  41
  42 # Here we load an process all modules passed on the command line
  43 var mmodules = modelbuilder.parse([progname])
  44
  45 if mmodules.is_empty then return
  46 modelbuilder.run_phases
  47
  48 var mainmodule
  49 if mmodules.length == 1 then
  50         mainmodule = mmodules.first
  51 else
  52         mainmodule = new MModule(model, null, mmodules.first.name, mmodules.first.location)
  53         mainmodule.set_imported_mmodules(mmodules)
  54 end
  55
  56 var analysis = modelbuilder.do_rapid_type_analysis(mainmodule)
  57
  58 # Do compilation
  59 modelbuilder.run_java_compiler(mainmodule, analysis)