function EventDispatcher::addSubscriber

Same name in this branch

1. 11.1.x vendor/symfony/event-dispatcher/EventDispatcher.php \Symfony\Component\EventDispatcher\EventDispatcher::addSubscriber()

Adds object methods as listeners for the events in getSubscribedEvents

See also

EventSubscriberInterface

File

vendor/composer/composer/src/Composer/EventDispatcher/EventDispatcher.php, line 527

Class

EventDispatcher

The Event Dispatcher.

Namespace

Composer\EventDispatcher

Code

public function addSubscriber(EventSubscriberInterface $subscriber) : void {
    foreach ($subscriber->getSubscribedEvents() as $eventName => $params) {
        if (is_string($params)) {
            $this->addListener($eventName, [
                $subscriber,
                $params,
            ]);
        }
        elseif (is_string($params[0])) {
            $this->addListener($eventName, [
                $subscriber,
                $params[0],
            ], $params[1] ?? 0);
        }
        else {
            foreach ($params as $listener) {
                $this->addListener($eventName, [
                    $subscriber,
                    $listener[0],
                ], $listener[1] ?? 0);
            }
        }
    }
}