60 lines
1.7 KiB
Ruby
60 lines
1.7 KiB
Ruby
require "parser/ruby22"
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require_relative "compilers/total_processor"
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require_relative "compilers/type_collector"
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require_relative "compilers/method_collector"
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require_relative "compilers/method_compiler"
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require_relative "compilers/locals_collector"
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require_relative "compilers/normalizer"
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require_relative "ruby_method"
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module Melon
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class RubyCompiler < Compilers::TotalProcessor
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def self.compile( input )
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ast = Parser::Ruby22.parse( input )
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self.new.process( ast )
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end
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def on_class statement
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name , sup , body = *statement
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class_name = get_name(name)
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clazz = Parfait.object_space.get_class_by_name!(class_name , get_name(sup) )
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ivar_hash = Compilers::TypeCollector.new.collect(body)
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clazz.set_instance_type( Parfait::Type.for_hash( clazz , ivar_hash ) )
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methods = create_methods(clazz , body)
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compile_methods(clazz,methods)
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end
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def create_methods(clazz , body)
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methods = Compilers::MethodCollector.new.collect(body)
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methods.each do |method|
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clazz.add_method( method )
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normalizer = Compilers::Normalizer.new(method)
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method.normalize_source { |sourc| normalizer.process( sourc ) }
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end
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methods
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end
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def compile_methods(clazz , methods)
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methods.each do |method|
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typed_method = method.create_vm_method(clazz.instance_type)
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raise "NIL" unless method
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code = Compilers::MethodCompiler.new(method).get_code
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Vm::MethodCompiler.new( typed_method ).init_method.process( code)
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end
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end
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private
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def get_name( statement )
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return nil unless statement
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name = statement.children[1]
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raise "Not symbol #{name}" unless name.is_a? Symbol
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name
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end
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end
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end
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