Kraken\Channel\Extra\Response::send PHP Method

    protected function send(PromiseInterface $promise)
    {
        $pid = $this->protocol->getPid();
        $origin = $this->protocol->getOrigin();
        $message = $this->message;
        $channel = $this->channel;
        if ($message instanceof Error || $message instanceof Exception) {
            $answer = $channel->createProtocol($message->getMessage())->setPid($pid, true)->setException(get_class($message), true);
        } else {
            $answer = $channel->createProtocol($message)->setPid($pid, true);
        }
        $this->channel->send($origin, $answer, Channel::MODE_BUFFER_ONLINE);
        return $promise->resolve();
    }