85 lines
1.7 KiB
Ruby
85 lines
1.7 KiB
Ruby
module Mutant
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# Zombifier namespace
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class Zombifier
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include Adamantium::Flat, Concord.new(:namespace)
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# Excluded into zombification
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includes = %w[
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mutant
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morpher
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adamantium
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equalizer
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anima
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concord
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]
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INCLUDES = %r{\A#{Regexp.union(includes)}(?:/.*)?\z}.freeze
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# Initialize object
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#
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# @param [Symbol] namespace
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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(namespace)
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@zombified = Set.new
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@highjack = RequireHighjack.new(Kernel, method(:require))
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super(namespace)
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end
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# Perform zombification of target library
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#
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# @param [String] logical_name
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# @param [Symbol] namespace
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#
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# @api private
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#
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def self.run(logical_name, namespace)
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new(namespace).run(logical_name)
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end
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# Run zombifier
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#
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# @param [String] logical_name
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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 run(logical_name)
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@highjack.infect
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require(logical_name)
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end
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# Test if logical name is subjected to zombification
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#
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# @param [String]
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#
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# @api private
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#
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def include?(logical_name)
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!@zombified.include?(logical_name) && INCLUDES =~ logical_name
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end
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# Require file in zombie namespace
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#
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# @param [#to_s] logical_name
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#
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# @return [self]
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#
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# @api private
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#
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def require(logical_name)
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logical_name = logical_name.to_s
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@highjack.original.call(logical_name)
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return unless include?(logical_name)
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@zombified << logical_name
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file = File.find(logical_name)
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file.zombify(namespace) if file
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self
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end
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end # Zombifier
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end # Mutant
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