AggregateException.php
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CancellationException.php
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Coroutine.php
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Create.php
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Each.php
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EachPromise.php
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FulfilledPromise.php
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Utils.php
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FulfilledPromise.php
90 lines
| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace AmeliaVendor\GuzzleHttp\Promise; |
| 6 | |
| 7 | /** |
| 8 | * A promise that has been fulfilled. |
| 9 | * |
| 10 | * Thenning off of this promise will invoke the onFulfilled callback |
| 11 | * immediately and ignore other callbacks. |
| 12 | * |
| 13 | * @final |
| 14 | */ |
| 15 | class FulfilledPromise implements PromiseInterface |
| 16 | { |
| 17 | private $value; |
| 18 | |
| 19 | /** |
| 20 | * @param mixed $value |
| 21 | */ |
| 22 | public function __construct($value) |
| 23 | { |
| 24 | if (is_object($value) && method_exists($value, 'then')) { |
| 25 | throw new \InvalidArgumentException( |
| 26 | 'You cannot create a FulfilledPromise with a promise.' |
| 27 | ); |
| 28 | } |
| 29 | |
| 30 | $this->value = $value; |
| 31 | } |
| 32 | |
| 33 | public function then( |
| 34 | ?callable $onFulfilled = null, |
| 35 | ?callable $onRejected = null |
| 36 | ): PromiseInterface { |
| 37 | // Return itself if there is no onFulfilled function. |
| 38 | if (!$onFulfilled) { |
| 39 | return $this; |
| 40 | } |
| 41 | |
| 42 | $queue = Utils::queue(); |
| 43 | $p = new Promise([$queue, 'run']); |
| 44 | $value = $this->value; |
| 45 | $queue->add(static function () use ($p, $value, $onFulfilled): void { |
| 46 | if (Is::pending($p)) { |
| 47 | try { |
| 48 | $p->resolve($onFulfilled($value)); |
| 49 | } catch (\Throwable $e) { |
| 50 | $p->reject($e); |
| 51 | } |
| 52 | } |
| 53 | }); |
| 54 | |
| 55 | return $p; |
| 56 | } |
| 57 | |
| 58 | public function otherwise(callable $onRejected): PromiseInterface |
| 59 | { |
| 60 | return $this->then(null, $onRejected); |
| 61 | } |
| 62 | |
| 63 | public function wait(bool $unwrap = true) |
| 64 | { |
| 65 | return $unwrap ? $this->value : null; |
| 66 | } |
| 67 | |
| 68 | public function getState(): string |
| 69 | { |
| 70 | return self::FULFILLED; |
| 71 | } |
| 72 | |
| 73 | public function resolve($value): void |
| 74 | { |
| 75 | if ($value !== $this->value) { |
| 76 | throw new \LogicException('Cannot resolve a fulfilled promise'); |
| 77 | } |
| 78 | } |
| 79 | |
| 80 | public function reject($reason): void |
| 81 | { |
| 82 | throw new \LogicException('Cannot reject a fulfilled promise'); |
| 83 | } |
| 84 | |
| 85 | public function cancel(): void |
| 86 | { |
| 87 | // pass |
| 88 | } |
| 89 | } |
| 90 |