WeakMapObject.h - mozsearch

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/* -*- 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_WeakMapObject_h

#define builtin_WeakMapObject_h

#include "gc/WeakMap.h"

#include "vm/NativeObject.h"

namespace js {

// Abstract base class for WeakMapObject and WeakSetObject.

class WeakCollectionObject : public NativeObject {

 public:

  enum { DataSlot, SlotCount };

  ValueValueWeakMap* getMap() {

    return maybePtrFromReservedSlot<ValueValueWeakMap>(DataSlot);

  size_t sizeOfExcludingThis(mozilla::MallocSizeOf aMallocSizeOf);

  [[nodiscard]] static bool nondeterministicGetKeys(

      JSContext* cx, Handle<WeakCollectionObject*> obj,

      MutableHandleObject ret);

 protected:

  static const JSClassOps classOps_;

};

class WeakMapObject : public WeakCollectionObject {

 public:

  static const JSClass class_;

  static const JSClass protoClass_;

 private:

  static const ClassSpec classSpec_;

  static const JSPropertySpec properties[];

  static const JSFunctionSpec methods[];

  [[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 has_impl(JSContext* cx,

                                                       const CallArgs& args);

  [[nodiscard]] static bool has(JSContext* cx, unsigned argc, Value* vp);

  [[nodiscard]] static MOZ_ALWAYS_INLINE bool get_impl(JSContext* cx,

                                                       const CallArgs& args);

  [[nodiscard]] static bool get(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 set_impl(JSContext* cx,

                                                       const CallArgs& args);

  [[nodiscard]] static bool set(JSContext* cx, unsigned argc, Value* vp);

};

}  // namespace js

#endif /* builtin_WeakMapObject_h */