diff options
author | Anton Luka Šijanec <anton@sijanec.eu> | 2024-05-27 13:08:29 +0200 |
---|---|---|
committer | Anton Luka Šijanec <anton@sijanec.eu> | 2024-05-27 13:08:29 +0200 |
commit | 75160b12821f7f4299cce7f0b69c83c1502ae071 (patch) | |
tree | 27e25e4ccaef45f0c58b22831164050d1af1d4db /vendor/guzzlehttp/promises/src/Coroutine.php | |
parent | prvi-commit (diff) | |
download | 1ka-75160b12821f7f4299cce7f0b69c83c1502ae071.tar 1ka-75160b12821f7f4299cce7f0b69c83c1502ae071.tar.gz 1ka-75160b12821f7f4299cce7f0b69c83c1502ae071.tar.bz2 1ka-75160b12821f7f4299cce7f0b69c83c1502ae071.tar.lz 1ka-75160b12821f7f4299cce7f0b69c83c1502ae071.tar.xz 1ka-75160b12821f7f4299cce7f0b69c83c1502ae071.tar.zst 1ka-75160b12821f7f4299cce7f0b69c83c1502ae071.zip |
Diffstat (limited to '')
-rw-r--r-- | vendor/guzzlehttp/promises/src/Coroutine.php | 338 |
1 files changed, 169 insertions, 169 deletions
diff --git a/vendor/guzzlehttp/promises/src/Coroutine.php b/vendor/guzzlehttp/promises/src/Coroutine.php index 670da47..ac36081 100644 --- a/vendor/guzzlehttp/promises/src/Coroutine.php +++ b/vendor/guzzlehttp/promises/src/Coroutine.php @@ -1,169 +1,169 @@ -<?php - -namespace GuzzleHttp\Promise; - -use Exception; -use Generator; -use Throwable; - -/** - * Creates a promise that is resolved using a generator that yields values or - * promises (somewhat similar to C#'s async keyword). - * - * When called, the Coroutine::of method will start an instance of the generator - * and returns a promise that is fulfilled with its final yielded value. - * - * Control is returned back to the generator when the yielded promise settles. - * This can lead to less verbose code when doing lots of sequential async calls - * with minimal processing in between. - * - * use GuzzleHttp\Promise; - * - * function createPromise($value) { - * return new Promise\FulfilledPromise($value); - * } - * - * $promise = Promise\Coroutine::of(function () { - * $value = (yield createPromise('a')); - * try { - * $value = (yield createPromise($value . 'b')); - * } catch (\Exception $e) { - * // The promise was rejected. - * } - * yield $value . 'c'; - * }); - * - * // Outputs "abc" - * $promise->then(function ($v) { echo $v; }); - * - * @param callable $generatorFn Generator function to wrap into a promise. - * - * @return Promise - * - * @link https://github.com/petkaantonov/bluebird/blob/master/API.md#generators inspiration - */ -final class Coroutine implements PromiseInterface -{ - /** - * @var PromiseInterface|null - */ - private $currentPromise; - - /** - * @var Generator - */ - private $generator; - - /** - * @var Promise - */ - private $result; - - public function __construct(callable $generatorFn) - { - $this->generator = $generatorFn(); - $this->result = new Promise(function () { - while (isset($this->currentPromise)) { - $this->currentPromise->wait(); - } - }); - try { - $this->nextCoroutine($this->generator->current()); - } catch (\Exception $exception) { - $this->result->reject($exception); - } catch (Throwable $throwable) { - $this->result->reject($throwable); - } - } - - /** - * Create a new coroutine. - * - * @return self - */ - public static function of(callable $generatorFn) - { - return new self($generatorFn); - } - - public function then( - callable $onFulfilled = null, - callable $onRejected = null - ) { - return $this->result->then($onFulfilled, $onRejected); - } - - public function otherwise(callable $onRejected) - { - return $this->result->otherwise($onRejected); - } - - public function wait($unwrap = true) - { - return $this->result->wait($unwrap); - } - - public function getState() - { - return $this->result->getState(); - } - - public function resolve($value) - { - $this->result->resolve($value); - } - - public function reject($reason) - { - $this->result->reject($reason); - } - - public function cancel() - { - $this->currentPromise->cancel(); - $this->result->cancel(); - } - - private function nextCoroutine($yielded) - { - $this->currentPromise = Create::promiseFor($yielded) - ->then([$this, '_handleSuccess'], [$this, '_handleFailure']); - } - - /** - * @internal - */ - public function _handleSuccess($value) - { - unset($this->currentPromise); - try { - $next = $this->generator->send($value); - if ($this->generator->valid()) { - $this->nextCoroutine($next); - } else { - $this->result->resolve($value); - } - } catch (Exception $exception) { - $this->result->reject($exception); - } catch (Throwable $throwable) { - $this->result->reject($throwable); - } - } - - /** - * @internal - */ - public function _handleFailure($reason) - { - unset($this->currentPromise); - try { - $nextYield = $this->generator->throw(Create::exceptionFor($reason)); - // The throw was caught, so keep iterating on the coroutine - $this->nextCoroutine($nextYield); - } catch (Exception $exception) { - $this->result->reject($exception); - } catch (Throwable $throwable) { - $this->result->reject($throwable); - } - } -} +<?php
+
+namespace GuzzleHttp\Promise;
+
+use Exception;
+use Generator;
+use Throwable;
+
+/**
+ * Creates a promise that is resolved using a generator that yields values or
+ * promises (somewhat similar to C#'s async keyword).
+ *
+ * When called, the Coroutine::of method will start an instance of the generator
+ * and returns a promise that is fulfilled with its final yielded value.
+ *
+ * Control is returned back to the generator when the yielded promise settles.
+ * This can lead to less verbose code when doing lots of sequential async calls
+ * with minimal processing in between.
+ *
+ * use GuzzleHttp\Promise;
+ *
+ * function createPromise($value) {
+ * return new Promise\FulfilledPromise($value);
+ * }
+ *
+ * $promise = Promise\Coroutine::of(function () {
+ * $value = (yield createPromise('a'));
+ * try {
+ * $value = (yield createPromise($value . 'b'));
+ * } catch (\Exception $e) {
+ * // The promise was rejected.
+ * }
+ * yield $value . 'c';
+ * });
+ *
+ * // Outputs "abc"
+ * $promise->then(function ($v) { echo $v; });
+ *
+ * @param callable $generatorFn Generator function to wrap into a promise.
+ *
+ * @return Promise
+ *
+ * @link https://github.com/petkaantonov/bluebird/blob/master/API.md#generators inspiration
+ */
+final class Coroutine implements PromiseInterface
+{
+ /**
+ * @var PromiseInterface|null
+ */
+ private $currentPromise;
+
+ /**
+ * @var Generator
+ */
+ private $generator;
+
+ /**
+ * @var Promise
+ */
+ private $result;
+
+ public function __construct(callable $generatorFn)
+ {
+ $this->generator = $generatorFn();
+ $this->result = new Promise(function () {
+ while (isset($this->currentPromise)) {
+ $this->currentPromise->wait();
+ }
+ });
+ try {
+ $this->nextCoroutine($this->generator->current());
+ } catch (\Exception $exception) {
+ $this->result->reject($exception);
+ } catch (Throwable $throwable) {
+ $this->result->reject($throwable);
+ }
+ }
+
+ /**
+ * Create a new coroutine.
+ *
+ * @return self
+ */
+ public static function of(callable $generatorFn)
+ {
+ return new self($generatorFn);
+ }
+
+ public function then(
+ callable $onFulfilled = null,
+ callable $onRejected = null
+ ) {
+ return $this->result->then($onFulfilled, $onRejected);
+ }
+
+ public function otherwise(callable $onRejected)
+ {
+ return $this->result->otherwise($onRejected);
+ }
+
+ public function wait($unwrap = true)
+ {
+ return $this->result->wait($unwrap);
+ }
+
+ public function getState()
+ {
+ return $this->result->getState();
+ }
+
+ public function resolve($value)
+ {
+ $this->result->resolve($value);
+ }
+
+ public function reject($reason)
+ {
+ $this->result->reject($reason);
+ }
+
+ public function cancel()
+ {
+ $this->currentPromise->cancel();
+ $this->result->cancel();
+ }
+
+ private function nextCoroutine($yielded)
+ {
+ $this->currentPromise = Create::promiseFor($yielded)
+ ->then([$this, '_handleSuccess'], [$this, '_handleFailure']);
+ }
+
+ /**
+ * @internal
+ */
+ public function _handleSuccess($value)
+ {
+ unset($this->currentPromise);
+ try {
+ $next = $this->generator->send($value);
+ if ($this->generator->valid()) {
+ $this->nextCoroutine($next);
+ } else {
+ $this->result->resolve($value);
+ }
+ } catch (Exception $exception) {
+ $this->result->reject($exception);
+ } catch (Throwable $throwable) {
+ $this->result->reject($throwable);
+ }
+ }
+
+ /**
+ * @internal
+ */
+ public function _handleFailure($reason)
+ {
+ unset($this->currentPromise);
+ try {
+ $nextYield = $this->generator->throw(Create::exceptionFor($reason));
+ // The throw was caught, so keep iterating on the coroutine
+ $this->nextCoroutine($nextYield);
+ } catch (Exception $exception) {
+ $this->result->reject($exception);
+ } catch (Throwable $throwable) {
+ $this->result->reject($throwable);
+ }
+ }
+}
|