failsafe_response

# File actionpack/lib/action_controller/dispatcher.rb, line 57
      def failsafe_response(fallback_output, status, originating_exception = nil)
        yield
      rescue Exception => exception
        begin
          log_failsafe_exception(status, originating_exception || exception)
          body = failsafe_response_body(status)
          fallback_output.write "Status: #{status}\r\nContent-Type: text/html\r\n\r\n#{body}"
          nil
        rescue Exception => failsafe_error # Logger or IO errors
          $stderr.puts "Error during failsafe response: #{failsafe_error}"
          $stderr.puts "(originally #{originating_exception})" if originating_exception
        end
      end