72 lines
1.5 KiB
Ruby
72 lines
1.5 KiB
Ruby
module Mutant
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class Mutator
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class Node
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class Send
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# Mutator for send with arguments
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class WithArguments < self
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handle(Rubinius::AST::SendWithArguments)
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private
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# Emit mutations
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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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super
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emit_call_remove_mutation
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emit_argument_mutations
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end
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# Test if message is a binary operator
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#
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# @return [true]
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# if message is a binary operator
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#
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# @return [false]
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# otherwise
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#
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# @api private
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#
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def binary_operator?
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Mutant::BINARY_METHOD_OPERATORS.include?(node.name)
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end
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# Emit argument mutations
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#
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# @api private
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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 emit_argument_mutations
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if binary_operator?
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run(BinaryOperatorMethod)
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return
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end
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emit_attribute_mutations(:arguments)
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end
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# Emit transfomr call mutation
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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 emit_call_remove_mutation
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array = node.arguments.array
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return unless array.length == 1
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emit(array.first)
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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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end
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