1<?php
2declare(strict_types=1);
3
4namespace Psr\EventDispatcher;
5
6/**
7 * Mapper from an event to the listeners that are applicable to that event.
8 */
9interface ListenerProviderInterface
10{
11    /**
12     * @param object $event
13     *   An event for which to return the relevant listeners.
14     * @return iterable[callable]
15     *   An iterable (array, iterator, or generator) of callables.  Each
16     *   callable MUST be type-compatible with $event.
17     */
18    public function getListenersForEvent(object $event) : iterable;
19}
20