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39 lines
1.1 KiB
PHP
39 lines
1.1 KiB
PHP
#!/usr/bin/env php
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<?php
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require __DIR__ . '/../../vendor/autoload.php';
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use Amp\Delayed;
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use Amp\PipelineSource;
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use Amp\Promise;
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use function Amp\async;
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use function Amp\await;
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use function Amp\sleep;
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try {
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/** @psalm-var PipelineSource<int> $source */
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$source = new PipelineSource;
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$pipeline = $source->pipe();
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Promise\rethrow(async(function (PipelineSource $source): void {
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$source->yield(await(new Delayed(500, 1)));
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$source->yield(await(new Delayed(1500, 2)));
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$source->yield(await(new Delayed(1000, 3)));
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$source->yield(await(new Delayed(2000, 4)));
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$source->yield(5);
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$source->yield(6);
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$source->yield(7);
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$source->yield(await(new Delayed(2000, 8)));
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$source->yield(9);
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$source->yield(10);
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$source->complete();
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}, $source));
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while (null !== $value = $pipeline->continue()) {
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\printf("Pipeline source yielded %d\n", $value);
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sleep(500); // Listener consumption takes 500 ms.
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}
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} catch (\Exception $exception) {
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\printf("Exception: %s\n", (string) $exception);
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}
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