LibJS: Add the FinalizationRegistry built-in object

As well as the needed functionality in VM to enqueue and run cleanup jobs for the FinalizationRegistry instances.
Author: https://github.com/IdanHo Commit: de9fa6622a Pull-request: https://github.com/SerenityOS/serenity/pull/8075 Reviewed-by: https://github.com/linusg
2025-09-02 15:46:33 +00:00 · 2021-06-15 22:16:17 +03:00 · 2021-06-15 22:16:17 +03:00 · de9fa6622a · 2024-07-18 12:12:42 +09:00
commit de9fa6622a
parent 8c7fe8d6c8
14 changed files with 365 additions and 20 deletions
--- a/Userland/Libraries/LibJS/Runtime/FinalizationRegistryConstructor.h
+++ b/Userland/Libraries/LibJS/Runtime/FinalizationRegistryConstructor.h
@ -0,0 +1,28 @@
+/*
+ * Copyright (c) 2021, Idan Horowitz <idan.horowitz@serenityos.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#pragma once
+
+#include <LibJS/Runtime/NativeFunction.h>
+
+namespace JS {
+
+class FinalizationRegistryConstructor final : public NativeFunction {
+    JS_OBJECT(FinalizationRegistryConstructor, NativeFunction);
+
+public:
+    explicit FinalizationRegistryConstructor(GlobalObject&);
+    virtual void initialize(GlobalObject&) override;
+    virtual ~FinalizationRegistryConstructor() override;
+
+    virtual Value call() override;
+    virtual Value construct(Function&) override;
+
+private:
+    virtual bool has_constructor() const override { return true; }
+};
+
+}