* This file is part of the ManageWP Worker plugin.
* (c) ManageWP LLC <contact@managewp.com>
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
* Wrapper for master response callback. We need it to be able to invoke it from the fatal error handler.
class MWP_Worker_ResponseCallback
* @param callable|null $callback
public function set($callback = null)
$this->callback = $callback;