PHPPM\Client::request PHP Метод

    protected function request($command, $options, $callback)
    {
        $data['cmd'] = $command;
        $data['options'] = $options;
        $connection = $this->getConnection();
        $result = '';
        $connection->on('data', function ($data) use(&$result) {
            $result .= $data;
        });
        $connection->on('close', function () use($callback, &$result) {
            $callback($result);
        });
        $connection->write(json_encode($data) . PHP_EOL);
    }