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<?php |
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/* |
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* This file is part of the Cubiche package. |
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* |
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* Copyright (c) Cubiche |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Cubiche\Core\Async\Promise; |
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/** |
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* Then Resolver class. |
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* |
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* @author Karel Osorio Ramírez <[email protected]> |
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*/ |
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class ThenResolver extends ObservableResolver implements PromisorInterface |
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{ |
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/** |
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* @var DeferredInterface |
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*/ |
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protected $deferred; |
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/** |
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* @param callable $onFulfilled |
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* @param callable $onRejected |
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* @param callable $onNotify |
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*/ |
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public function __construct( |
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callable $onFulfilled = null, |
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callable $onRejected = null, |
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callable $onNotify = null |
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) { |
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parent::__construct($onFulfilled, $onRejected, $onNotify); |
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$this->deferred = new Deferred(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function reject($reason = null) |
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{ |
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try { |
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parent::reject($reason); |
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} catch (\Exception $e) { |
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$reason = $e; |
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} |
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$this->deferred->reject($reason); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function promise() |
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{ |
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return $this->deferred->promise(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function onResolve($value = null) |
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{ |
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$value = $this->callResolveCallback($value); |
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if ($value instanceof PromiseInterface) { |
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$value->then(function ($actual) { |
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$this->deferred->resolve($actual); |
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}, function ($reason) { |
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$this->deferred->reject($reason); |
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}, function ($state) { |
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$this->deferred->notify($state); |
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}); |
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} else { |
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$this->deferred->resolve($value); |
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} |
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} |
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} |
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cubiche /
async
