splitting out the compile_name expression
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commit
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@ -12,7 +12,7 @@ GIT
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GIT
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remote: git://github.com/salama/salama-reader.git
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revision: f790b5d76a2c3473d2503bca65e998985b3e67cc
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revision: 841592c667acea1e796f950851262e6938b231bc
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specs:
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salama-reader (0.2.0)
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parslet (~> 1.7.0)
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@ -33,6 +33,7 @@ module Virtual
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end
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require_relative "compiler/basic_expressions"
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require_relative "compiler/name_expression"
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require_relative "compiler/callsite_expression"
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require_relative "compiler/compound_expressions"
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require_relative "compiler/if_expression"
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@ -37,27 +37,6 @@ module Virtual
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to
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end
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# attr_reader :name
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# compiling name needs to check if it's a variable and if so resolve it
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# otherwise it's a method without args and a send is issued.
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# whichever way this goes the result is stored in the return slot (as all compiles)
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def self.compile_name expression , method
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return Self.new( Reference.new(method.for_class)) if expression.name == :self
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name = expression.name.to_sym
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if method.has_var(name)
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# either an argument, so it's stored in message
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if( index = method.has_arg(name))
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method.source.add_code Set.new( MessageSlot.new(expression.name) , Return.new)
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else # or a local so it is in the frame
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method.source.add_code FrameGet.new(expression.name , index)
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end
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else
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call = Ast::CallSiteExpression.new(expression.name , [] ) #receiver self is implicit
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Compiler.compile(call, method)
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end
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end
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def self.compile_module expression , method
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clazz = Space.space.get_class_by_name name
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raise "uups #{clazz}.#{name}" unless clazz
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25
lib/virtual/compiler/name_expression.rb
Normal file
25
lib/virtual/compiler/name_expression.rb
Normal file
@ -0,0 +1,25 @@
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module Virtual
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module Compiler
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# attr_reader :name
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# compiling name needs to check if it's a variable and if so resolve it
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# otherwise it's a method without args and a send is issued.
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# whichever way this goes the result is stored in the return slot (as all compiles)
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def self.compile_name expression , method
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return Self.new( Reference.new(method.for_class)) if expression.name == :self
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name = expression.name.to_sym
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if method.has_var(name)
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# either an argument, so it's stored in message
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if( index = method.has_arg(name))
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method.source.add_code Set.new( MessageSlot.new(expression.name) , Return.new)
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else # or a local so it is in the frame
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method.source.add_code FrameGet.new(expression.name , index)
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end
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else
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call = Ast::CallSiteExpression.new(expression.name , [] ) #receiver self is implicit
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Compiler.compile(call, method)
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end
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end
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end #module
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end
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