34 lines
497 B
Ruby
34 lines
497 B
Ruby
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# Instead of producing raw Ruby objects, the Lexer produces values of this
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# class, tagged with line number information.
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class Value
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attr_reader :line
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def initialize(value, line)
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@value, @line = value, line
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end
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def to_str
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@value.to_s
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end
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alias_method :to_s, :to_str
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def inspect
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@value.inspect
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end
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def ==(other)
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@value == other
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end
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def [](index)
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@value[index]
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end
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def eql?(other)
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@value.eql?(other)
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end
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def hash
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@value.hash
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end
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end
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