42 lines
783 B
PHP
42 lines
783 B
PHP
|
<?php
|
||
|
|
||
|
/*
|
||
|
* This file is part of the Symfony package.
|
||
|
*
|
||
|
* (c) Fabien Potencier <fabien@symfony.com>
|
||
|
*
|
||
|
* For the full copyright and license information, please view the LICENSE
|
||
|
* file that was distributed with this source code.
|
||
|
*/
|
||
|
|
||
|
namespace Symfony\Component\HttpClient\Internal;
|
||
|
|
||
|
/**
|
||
|
* @author Nicolas Grekas <p@tchwork.com>
|
||
|
*
|
||
|
* @internal
|
||
|
*/
|
||
|
final class Canary
|
||
|
{
|
||
|
private \Closure $canceller;
|
||
|
|
||
|
public function __construct(\Closure $canceller)
|
||
|
{
|
||
|
$this->canceller = $canceller;
|
||
|
}
|
||
|
|
||
|
public function cancel()
|
||
|
{
|
||
|
if (isset($this->canceller)) {
|
||
|
$canceller = $this->canceller;
|
||
|
unset($this->canceller);
|
||
|
$canceller();
|
||
|
}
|
||
|
}
|
||
|
|
||
|
public function __destruct()
|
||
|
{
|
||
|
$this->cancel();
|
||
|
}
|
||
|
}
|