32 lines
799 B
Ruby
32 lines
799 B
Ruby
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module Vool
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class CallStatement < Statement
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attr_reader :name , :receiver , :arguments
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def initialize(name , receiver , arguments )
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@name , @receiver , @arguments = name , receiver , arguments
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@arguments ||= []
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end
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# When used as right hand side, this tells what data to move to get the result into
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# a varaible. It is (off course) the return value of the message
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def slot_definition(compiler)
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Mom::SlotDefinition.new(:message ,[ :return_value])
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end
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def to_s(depth = 0)
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sen = "#{receiver}.#{name}(#{@arguments.collect{|a| a.to_s}.join(', ')})"
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at_depth(depth , sen)
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end
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def each(&block)
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block.call(self)
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block.call(@receiver)
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@arguments.each do |arg|
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block.call(arg)
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end
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end
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end
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end
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