The start of something beautiful

2024-09-11 22:48:07 -06:00
parent 45acea47f3
commit f5997ee5ec
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+<?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
+{
+    public function __construct(
+        private \Closure $canceller,
+    ) {
+    }
+
+    public function cancel(): void
+    {
+        if (isset($this->canceller)) {
+            $canceller = $this->canceller;
+            unset($this->canceller);
+            $canceller();
+        }
+    }
+
+    public function __destruct()
+    {
+        $this->cancel();
+    }
+}