Subversion-Projekte lars-tiefland.laravel_shop

<?php

/*

 * This file is part of the Symfony package.

 *

 * (c) Fabien Potencier <fabien@symfony.com>

 *

 * For the full copyright and license information, please view the LICENSE

 * file that was distributed with this source code.

 */

namespace Symfony\Contracts\EventDispatcher;

use Psr\EventDispatcher\EventDispatcherInterface as PsrEventDispatcherInterface;

/**

 * Allows providing hooks on domain-specific lifecycles by dispatching events.

 */

interface EventDispatcherInterface extends PsrEventDispatcherInterface

{

    /**

     * Dispatches an event to all registered listeners.

     *

     * @template T of object

     *

     * @param T           $event     The event to pass to the event handlers/listeners

     * @param string|null $eventName The name of the event to dispatch. If not supplied,

     *                               the class of $event should be used instead.

     *

     * @return T The passed $event MUST be returned

     */

    public function dispatch(object $event, string $eventName = null): object;

}