17 lines
502 B
Ruby
17 lines
502 B
Ruby
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# Add a +missing_name+ method to NameError instances.
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class NameError < StandardError #:nodoc:
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# Add a method to obtain the missing name from a NameError.
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def missing_name
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$1 if /((::)?([A-Z]\w*)(::[A-Z]\w*)*)$/ =~ message
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end
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# Was this exception raised because the given name was missing?
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def missing_name?(name)
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if name.is_a? Symbol
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last_name = (missing_name || '').split('::').last
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last_name == name.to_s
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else
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missing_name == name.to_s
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end
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end
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end
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