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<?php
namespace Yiisoft\EventDispatcher\Provider;
use Psr\EventDispatcher\ListenerProviderInterface;
/**
* Aggregate is a listener provider that allows combining
* multiple listener providers.
*/
final class Aggregate implements ListenerProviderInterface
{
* @var ListenerProviderInterface[]
private $providers;
public function getListenersForEvent(object $event): iterable
foreach ($this->providers as $provider) {
yield from $provider->getListenersForEvent($event);
}
* Adds provider as a source for event listeners
*
* @param ListenerProviderInterface $provider
public function attach(ListenerProviderInterface $provider): void
$this->providers[] = $provider;
yiisoft /
event-dispatcher
