Maslosoft Signals API
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/**
* This software package is licensed under `AGPL, Commercial` license[s].
*
* @package maslosoft/signals
* @license AGPL, Commercial
*
* @copyright Copyright (c) Peter Maselkowski <pmaselkowski@gmail.com>
* @link https://maslosoft.com/signals/
*/
namespace Maslosoft\Signals\Interfaces;
/**
* Implement this interface to filter out signals before instantiation.
*
* Pre filters will prevent instantiating a slot, as well as appearing it in results of emit.
*
* @author Piotr Maselkowski <pmaselkowski at gmail.com>
*/
interface PreFilterInterface extends FilterInterface
{
/**
* Return true to allow this element, or false to skip it
* @param string $className
* @param SignalInterface $signal
*/
public function filter($className, $signal);
}
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