Method: ActiveSupport::Callbacks::CallbackChain#initialize_copy

Defined in:
lib/active_support/callbacks.rb

#initialize_copy(other) ⇒ Object 



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# File 'lib/active_support/callbacks.rb', line 608

def initialize_copy(other)
  @all_callbacks = nil
  @single_callbacks = {}
  @chain     = other.chain.dup
  @mutex     = Mutex.new
end