Delegation Without Method_missing
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With ActiveSupport we get a clean and easy way to implement the delegation pattern:
class QueueManager attr_accessor :queue # Delegates some methods to the internal queue delegate :size, :clear, :to => :queue def intialize self.queue =  end end m = QueueManager.new m.size # => 0 m.clear # => More info: - http://www.simonecarletti.com/blog/2009/12/inside-ruby-on-rails-delegate/ - http://github.com/rails/rails/blob/master/activesupport/lib/active_support/core_ext/module/delegation.rb
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