/* * Tencent is pleased to support the open source community by making ScriptX available. * Copyright (C) 2021 THL A29 Limited, a Tencent company. All rights reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #pragma once #include #include #include "../../src/foundation.h" namespace script::jsc_backend { class JscEngine; class JscWeakRef { public: JscWeakRef(); explicit JscWeakRef(JSValueRef value); ~JscWeakRef(); JscWeakRef(const JscWeakRef& copy); JscWeakRef& operator=(const JscWeakRef& copy); JscWeakRef(JscWeakRef&& move) noexcept; JscWeakRef& operator=(JscWeakRef&& move) noexcept; void reset(JscEngine* engine); void swap(JscWeakRef& rhs) noexcept; JSValueRef get() const; bool isEmpty() const; private: // this header should be valid as a pure-cpp header // so we don't using Objective-C types // JSManagedObject* -> JscWeakRef.mm void* managedValue_ = nullptr; // if it's not a object, just keep the ordinary value JSValueRef nonObject_ = nullptr; }; } // namespace script::jsc_backend