function EventDispatcher::dispatch

Same name in this branch

1. 11.1.x vendor/composer/composer/src/Composer/EventDispatcher/EventDispatcher.php \Composer\EventDispatcher\EventDispatcher::dispatch()

Overrides EventDispatcherInterface::dispatch

File

vendor/symfony/event-dispatcher/EventDispatcher.php, line 45

Class

EventDispatcher

The EventDispatcherInterface is the central point of Symfony's event listener system.

Namespace

Symfony\Component\EventDispatcher

Code

public function dispatch(object $event, ?string $eventName = null) : object {
    $eventName ??= $event::class;
    if (isset($this->optimized)) {
        $listeners = $this->optimized[$eventName] ?? (empty($this->listeners[$eventName]) ? [] : $this->optimizeListeners($eventName));
    }
    else {
        $listeners = $this->getListeners($eventName);
    }
    if ($listeners) {
        $this->callListeners($listeners, $eventName, $event);
    }
    return $event;
}