class CallbackPromise in Zircon Profile 8

Callback promise.

@author Konstantin Kudryashov <[e-mail]>

Hierarchy

• class \Prophecy\Promise\CallbackPromise implements PromiseInterface

File

vendor/phpspec/prophecy/src/Prophecy/Promise/CallbackPromise.php, line 24

Namespace

Prophecy\Promise

class CallbackPromise implements PromiseInterface {
  private $callback;

  /**
   * Initializes callback promise.
   *
   * @param callable $callback Custom callback
   *
   * @throws \Prophecy\Exception\InvalidArgumentException
   */
  public function __construct($callback) {
    if (!is_callable($callback)) {
      throw new InvalidArgumentException(sprintf('Callable expected as an argument to CallbackPromise, but got %s.', gettype($callback)));
    }
    $this->callback = $callback;
  }

  /**
   * Evaluates promise callback.
   *
   * @param array          $args
   * @param ObjectProphecy $object
   * @param MethodProphecy $method
   *
   * @return mixed
   */
  public function execute(array $args, ObjectProphecy $object, MethodProphecy $method) {
    $callback = $this->callback;
    if ($callback instanceof Closure && method_exists('Closure', 'bind')) {
      $callback = Closure::bind($callback, $object);
    }
    return call_user_func($callback, $args, $object, $method);
  }

}

Members

Name	Modifiers	Type	Description	Overrides
CallbackPromise::$callback	private	property
CallbackPromise::execute	public	function	Evaluates promise callback. Overrides PromiseInterface::execute
CallbackPromise::__construct	public	function	Initializes callback promise.