<?php declare(strict_types=1);
/*
* This file is part of Evenement.
*
* (c) Igor Wiedler <[email protected]>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Evenement;
interface EventEmitterInterface
{
public function on($event, callable $listener);
public function once($event, callable $listener);
public function removeListener($event, callable $listener);
public function removeAllListeners($event = null);
public function listeners($event = null);
public function emit($event, array $arguments = []);
}