protected function limit()
    {
        if (($connectionLimit = config('ratchet.connectionLimit')) && $this->connections - 1 >= $connectionLimit) {
            $this->console->info(sprintf('To many connections: %d of %d', $this->connections - 1, $connectionLimit));
            $this->conn->send(trans('ratchet::messages.tooManyConnections'));
            $this->conn->close();
        }

        return $this;
    }