103 lines
1.6 KiB
Ruby
103 lines
1.6 KiB
Ruby
# encoding: utf-8
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module Mutant
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# Abstract base class for mutant killers
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class Killer
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include Adamantium::Flat, AbstractType
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include Equalizer.new(:strategy, :mutation, :killed?)
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# Return strategy
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#
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# @return [Strategy]
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#
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# @api private
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#
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attr_reader :strategy
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# Return mutation to kill
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#
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# @return [Mutation]
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#
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# @api private
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#
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attr_reader :mutation
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# Initialize killer object
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#
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# @param [Strategy] strategy
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# @param [Mutation] 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 initialize(strategy, mutation)
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@strategy, @mutation = strategy, mutation
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@killed = run
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end
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# Test for kill failure
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#
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# @return [true]
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# when killer succeeded
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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 success?
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mutation.success?(self)
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end
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memoize :success?
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# Test if mutant was killed
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#
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# @return [true]
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# if mutant was killed
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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 killed?
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@killed
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end
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# Return mutated source
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#
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# @return [String]
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#
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# @api private
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#
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def mutation_source
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mutation.source
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end
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private
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# Return subject
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#
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# @return [Subject]
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#
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# @api private
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#
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def subject
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mutation.subject
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end
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# Run killer
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#
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# @return [true]
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# when mutant was killed
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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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abstract_method :run
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end # Killer
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end # Mutant
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