32 lines
453 B
Ruby
32 lines
453 B
Ruby
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module Asm
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class LabelObject
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def initialize
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@address = nil
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@extern = false
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end
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attr_writer :address
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def address
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return 0 if extern?
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if (@address.nil?)
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raise 'Tried to use label object that has not been set'
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end
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@address
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end
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def assemble(io, as)
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self.address = io.tell
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end
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def extern?
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@extern
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end
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def extern!
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@extern = true
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end
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end
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end
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