free_mutant/lib/mutant/strategy/rspec/dm2/lookup.rb

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module Mutant
class Strategy
class Rspec
class DM2
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# Example lookup for the rspec dm2
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class Lookup
include AbstractType, Adamantium::Flat, Equalizer.new(:subject)
# Return subject
#
# @return [Subject]
#
# @api private
#
attr_reader :subject
# Return glob expression
#
# @return [String]
#
# @api private
#
abstract_method :spec_files
# Initalize object
#
# @param [Mutation] mutation
#
# @api private
#
def initialize(subject)
@subject = subject
end
# Perform example lookup
#
# @param [Subject] subject
#
# @return [Enumerable<String>]
#
# @api private
#
def self.run(subject)
build(subject).spec_files
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end
REGISTRY = {}
# Register subject hander
#
# @param [Class:Subject]
#
# @return [undefined]
#
# @api private
#
def self.handle(subject_class)
REGISTRY[subject_class]=self
end
private_class_method :handle
# Build lookup object
#
# @param [Subjecŧ] subject
#
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# @return [Lookup]
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#
# @api private
#
def self.build(subject)
REGISTRY.fetch(subject.class).new(subject)
end
end
end
end
end
end