1 files changed, 50 insertions, 0 deletions
diff --git a/js/src/builtin/WeakSetObject.h b/js/src/builtin/WeakSetObject.h
new file mode 100644
index 0000000000..e374ff688b
--- /dev/null
+++ b/js/src/builtin/WeakSetObject.h
@@ -0,0 +1,50 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: set ts=8 sts=2 et sw=2 tw=80:
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef builtin_WeakSetObject_h
+#define builtin_WeakSetObject_h
+
+#include "builtin/WeakMapObject.h"
+
+namespace js {
+
+class WeakSetObject : public WeakCollectionObject {
+ public:
+  static const JSClass class_;
+  static const JSClass protoClass_;
+
+ private:
+  static const ClassSpec classSpec_;
+
+  static const JSPropertySpec properties[];
+  static const JSFunctionSpec methods[];
+
+  static WeakSetObject* create(JSContext* cx, HandleObject proto = nullptr);
+  [[nodiscard]] static bool construct(JSContext* cx, unsigned argc, Value* vp);
+
+  [[nodiscard]] static MOZ_ALWAYS_INLINE bool is(HandleValue v);
+
+  [[nodiscard]] static MOZ_ALWAYS_INLINE bool add_impl(JSContext* cx,
+                                                       const CallArgs& args);
+  [[nodiscard]] static bool add(JSContext* cx, unsigned argc, Value* vp);
+  [[nodiscard]] static MOZ_ALWAYS_INLINE bool delete_impl(JSContext* cx,
+                                                          const CallArgs& args);
+  [[nodiscard]] static bool delete_(JSContext* cx, unsigned argc, Value* vp);
+  [[nodiscard]] static MOZ_ALWAYS_INLINE bool has_impl(JSContext* cx,
+                                                       const CallArgs& args);
+  [[nodiscard]] static bool has(JSContext* cx, unsigned argc, Value* vp);
+
+  static bool isBuiltinAdd(HandleValue add);
+};
+
+}  // namespace js
+
+template <>
+inline bool JSObject::is<js::WeakCollectionObject>() const {
+  return is<js::WeakMapObject>() || is<js::WeakSetObject>();
+}
+
+#endif /* builtin_WeakSetObject_h */