+

vendor/react/async/src/FiberMap.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace React\Async;
+
+use React\Promise\PromiseInterface;
+
+/**
+ * @internal
+ *
+ * @template T
+ */
+final class FiberMap
+{
+    /** @var array<int,PromiseInterface<T>> */
+    private static array $map = [];
+
+    /**
+     * @param \Fiber<mixed,mixed,mixed,mixed> $fiber
+     * @param PromiseInterface<T> $promise
+     */
+    public static function setPromise(\Fiber $fiber, PromiseInterface $promise): void
+    {
+        self::$map[\spl_object_id($fiber)] = $promise;
+    }
+
+    /**
+     * @param \Fiber<mixed,mixed,mixed,mixed> $fiber
+     */
+    public static function unsetPromise(\Fiber $fiber): void
+    {
+        unset(self::$map[\spl_object_id($fiber)]);
+    }
+
+    /**
+     * @param \Fiber<mixed,mixed,mixed,mixed> $fiber
+     * @return ?PromiseInterface<T>
+     */
+    public static function getPromise(\Fiber $fiber): ?PromiseInterface
+    {
+        return self::$map[\spl_object_id($fiber)] ?? null;
+    }
+}