class RSpec::Mocks::MethodDouble

def original_method
  if @method_stasher.method_is_stashed?
    # Example: a singleton method defined on @object
    ::RSpec::Mocks.method_handle_for(@object, @method_stasher.stashed_method_name)
  elsif meth = original_unrecorded_any_instance_method
    # Example: a method that has been mocked through
    #   klass.any_instance.should_receive(:msg).and_call_original
    # any_instance.should_receive(:msg) causes the method to be
    # replaced with a proxy method, and then `and_call_original`
    # is recorded and played back on the object instance. We need
    # special handling here to get a handle on the original method
    # object rather than the proxy method.
    meth
  else
    # Example: an instance method defined on one of @object's ancestors.
    original_method_from_ancestry
  end
rescue NameError
  # We have no way of knowing if the object's method_missing
  # will handle this message or not...but we can at least try.
  # If it's not handled, a `NoMethodError` will be raised, just
  # like normally.
  ProcWithBlock.new(@object,@method_name)
end