41 lines
890 B
Ruby
41 lines
890 B
Ruby
module Mutant
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class Mutator
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class Literal < self
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# Mutator for regexp literal AST nodes
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class Regex < self
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handle(Rubinius::AST::RegexLiteral)
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private
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# Emit mutants
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#
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# @return [undefined]
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#
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# @api private
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#
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def dispatch
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emit_nil
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emit_self('') # match all
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emit_self('a\A') # match nothing
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emit_new { new_self(Random.hex_string) }
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end
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# Return new Rubinius::AST::Regex
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#
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# @param [String] source
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#
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# @param [Integer] options
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# options of regexp, defaults to mutation subject node options
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#
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# @return [undefined]
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#
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# @api private
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#
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def new_self(source,options=nil)
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super(source,options || node.options)
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end
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end
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end
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end
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end
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