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Viewing changes to vendor/rails/activeresource/test/setter_trap.rb

  • Committer: Michael Forrest
  • Date: 2010-10-15 16:28:50 UTC
  • Revision ID: michael.forrest@canonical.com-20101015162850-tj2vchanv0kr0dun
refroze gems

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vendor/rails/activeresource/test/setter_trap.rb
 
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class SetterTrap < ActiveSupport::BasicObject
 
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  class << self
 
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    def rollback_sets(obj)
 
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      trapped = new(obj)
 
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      yield(trapped).tap { trapped.rollback_sets }
 
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    end
 
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  end
 
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  def initialize(obj)
 
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    @cache = {}
 
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    @obj = obj
 
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  end
 
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  def respond_to?(method)
 
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    @obj.respond_to?(method)
 
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  end
 
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  def method_missing(method, *args, &proc)
 
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    @cache[method] ||= @obj.send($`) if method.to_s =~ /=$/
 
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    @obj.send method, *args, &proc
 
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  end
 
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  def rollback_sets
 
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    @cache.each { |k, v| @obj.send k, v }
 
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  end
 
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end