66 lines
1.7 KiB
PHP
66 lines
1.7 KiB
PHP
<?php
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namespace Appwrite\Promises;
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use Swoole\Coroutine\Channel;
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class Swoole extends Promise
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{
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protected function execute(
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callable $executor,
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callable $resolve,
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callable $reject
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): void {
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\go(function () use ($executor, $resolve, $reject) {
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try {
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$executor($resolve, $reject);
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} catch (\Throwable $exception) {
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$reject($exception);
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}
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});
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}
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/**
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* Returns a promise that completes when all passed in promises complete.
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*
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* @param iterable|Swoole[] $promises
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* @return Promise
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*/
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public static function all(iterable $promises): Promise
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{
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return self::create(function (callable $resolve, callable $reject) use ($promises) {
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$ticks = count($promises);
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$result = [];
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$error = null;
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$channel = new Channel($ticks);
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$key = 0;
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foreach ($promises as $promise) {
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$promise->then(function ($value) use ($key, &$result, $channel) {
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$result[$key] = $value;
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$channel->push(true);
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return $value;
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}, function ($err) use ($channel, &$error) {
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$channel->push(true);
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if ($error === null) {
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$error = $err;
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}
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});
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$key++;
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}
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while ($ticks--) {
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$channel->pop();
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}
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$channel->close();
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if ($error !== null) {
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$reject($error);
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return;
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}
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$resolve($result);
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});
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}
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}
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