actionpack/lib/action_controller/metal/implicit_render.rb


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module ActionController
  module ImplicitRender
    def send_action(method, *args)
      if respond_to?(method, true)
        ret = super
        default_render unless response_body
        ret
      else
        default_render
      end
    end

    def default_render
      render
    end

    def action_method?(action_name)
      super || template_exists?(action_name.to_s, _prefixes)
    end
  end
end