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<?php |
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namespace Thruster\Component\Promise; |
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/** |
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* Class LazyPromise |
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* |
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* @package Thruster\Component\Promise |
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* @author Aurimas Niekis <[email protected]> |
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*/ |
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class LazyPromise implements ExtendedPromiseInterface, CancellablePromiseInterface |
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{ |
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/** |
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* @var callable |
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*/ |
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private $factory; |
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/** |
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* @var Promise |
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*/ |
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private $promise; |
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public function __construct(callable $factory) |
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{ |
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$this->factory = $factory; |
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118 |
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} |
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public function then( |
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callable $onFulfilled = null, |
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callable $onRejected = null, |
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callable $onProgress = null |
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) : PromiseInterface { |
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return $this->promise()->then($onFulfilled, $onRejected, $onProgress); |
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} |
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public function done(callable $onFulfilled = null, callable $onRejected = null, callable $onProgress = null) |
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{ |
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return $this->promise()->done($onFulfilled, $onRejected, $onProgress); |
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} |
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public function otherwise(callable $onRejected) : ExtendedPromiseInterface |
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{ |
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return $this->promise()->otherwise($onRejected); |
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} |
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public function always(callable $onFulfilledOrRejected) : ExtendedPromiseInterface |
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{ |
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return $this->promise()->always($onFulfilledOrRejected); |
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} |
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public function progress(callable $onProgress) : ExtendedPromiseInterface |
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{ |
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return $this->promise()->progress($onProgress); |
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} |
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public function cancel() |
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{ |
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return $this->promise()->cancel(); |
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} |
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private function promise() |
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{ |
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if (null === $this->promise) { |
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try { |
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$this->promise = resolve(call_user_func($this->factory)); |
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} catch (\Exception $exception) { |
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$this->promise = new RejectedPromise($exception); |
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} |
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} |
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return $this->promise; |
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} |
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} |
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ThrusterIO /
promise
Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property.
Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property..