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amp/lib/Pause.php
2015-07-29 23:23:53 -04:00

27 lines
684 B
PHP

<?php
namespace Amp;
/**
* Coroutines can yield Pause objects to suspend execution until the specified timeout elapses
*/
class Pause implements Promise {
use Placeholder;
/**
* @param int $timeout The timeout in milliseconds after which the promise will resolve
* @throws \DomainException On invalid timeout value
*/
public function __construct($timeout) {
$timeout = (int) $timeout;
if ($timeout < 1) {
throw new \DomainException(
"Pause timeout must be greater than or equal to 1 millisecond"
);
}
once(function () {
$this->resolve();
}, $timeout);
}
}