177 lines
2.8 KiB
Ruby
177 lines
2.8 KiB
Ruby
module Mutant
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# Runner baseclass
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class Runner
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include Adamantium::Flat, AbstractType
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REGISTRY = {}
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# Register handler
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#
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# @param [Class] klass
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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 self.register(klass)
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REGISTRY[klass] = self
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end
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private_class_method :register
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# Lookup runner
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#
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# @param [Class] klass
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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 self.lookup(klass)
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current = klass
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while current
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return REGISTRY.fetch(current) if REGISTRY.key?(current)
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current = current.superclass
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end
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raise ArgumentError, "No handler for: #{klass}"
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end
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private_class_method :lookup
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# Run runner for object
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#
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# @param [Config] config
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# @param [Object] object
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#
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# @return [Runner]
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#
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# @api private
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#
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def self.run(config, object)
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handler = lookup(object.class)
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handler.new(config, object)
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end
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# Return config
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#
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# @return [Mutant::Config]
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#
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# @api private
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#
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attr_reader :config
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# Initialize object
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#
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# @param [Config] config
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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(config)
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@config = config
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@start = Time.now
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run
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@end = Time.now
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end
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# Test if runner should stop
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#
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# @return [true]
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# if runner should stop
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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 stop?
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!!@stop
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end
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# Return runtime
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#
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# @return [Float]
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#
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# @api private
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#
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def runtime
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(@end || Time.now) - @start
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end
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# Return reporter
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#
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# @return [Reporter]
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#
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# @api private
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#
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def reporter
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config.reporter
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end
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# Test if runner is successful
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#
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# @return [true]
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# if successful
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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 :success?
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private
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# Perform operation
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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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abstract_method :run
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# Return reporter
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#
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# @param [Object] object
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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 report(object)
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reporter.report(object)
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end
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# Perform dispatch
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#
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# @return [Enumerable<Runner>]
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#
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# @api private
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#
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def dispatch(input)
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collection = []
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input.each do |object|
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runner = visit(object)
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collection << runner
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if runner.stop?
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@stop = true
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break
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end
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end
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collection
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end
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# Visit object
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#
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# @param [Object] object
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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 visit(object)
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Runner.run(config, object)
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end
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end # Runner
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end # Mutant
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