module RSpec::Mocks::VerifyingProxyMethods

def add_message_expectation(location, method_name, opts={}, &block)
  ensure_implemented(method_name)
  super
end

def add_simple_stub(method_name, *args)
  ensure_implemented(method_name)
  super
end

def add_stub(location, method_name, opts={}, &implementation)
  ensure_implemented(method_name)
  super
end

def ensure_implemented(method_name)
  return unless @doubled_module.defined?
  method_reference[method_name].when_unimplemented do
    @error_generator.raise_unimplemented_error(
      @doubled_module,
      method_name
    )
  end
end