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<?php
namespace SimpleCrud\EventDispatcher;
use Psr\EventDispatcher\EventDispatcherInterface;
class Dispatcher implements EventDispatcherInterface
{
public function __construct(ListenerProviderInterface $provider = null)
$this->provider = $provider ?: new ListenerProvider();
provider
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
class MyClass { } $x = new MyClass(); $x->foo = true;
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion:
class MyClass { public $foo; } $x = new MyClass(); $x->foo = true;
}
public function listen(string $type, callable $callback): self
$this->provider->listen($type, $callback);
return $this;
public function dispatch(object $event)
foreach ($this->provider->getListenersForEvent($event) as $listener) {
$listener($event);
return $event;
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: