/**
* Send request and retrieve response to the connected disque node.
*
* @param array $args
* @return array|int|null|string
*
* @throws CommandException
* @throws StreamException
*/
protected function send(array $args = [])
{
$this->log->debug('send()ing command', $args);
$response = RespUtils::deserialize($this->stream->write(RespUtils::serialize($args)));
$this->log->debug('response', [$response]);
return $response;
}
/**
* @param string $msg
* @param int|null $len
*
* @return StreamInterface the Stream instance.
*/
public function write($msg, $len = null)
{
$this->connected->write($msg, $len);
return $this;
}
