Some Magic

gistfile1.php

<?php

$magic = new Autoloader();
$magic->registerNamespace('phmLabs', __DIR__, true);
$magic->register();

$dispatcher = new EventDispatcher();
$magic->registerAnnotation('Notify', 'phmLabs\Annotations\Notify', new \phmLabs\Modifier\Notify($dispatcher) );

$a = new A();
$a->b();

// ... another file
namespace phmLabs;

Class A
{
  /**
   * @Notify(before="AnEvent", after="AnotherEvent")
   */
  public function b( )
  {

  }
}