text: /*
   *
   * Tencent is pleased to support the open source community by making
   * Hippy available.
   *
   * Copyright (C) 2019 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 <string>
  
  #include "v8/v8.h"
  
  class Serializer : public v8::ValueSerializer::Delegate {
   public:
    Serializer(v8::Isolate* isolate,
               v8::Local<v8::Context> context,
               std::string& reused_buffer);
    ~Serializer();
  
    Serializer(const Serializer&) = delete;
    Serializer& operator=(const Serializer&) = delete;
  
    v8::Maybe<bool> WriteValue(v8::Local<v8::Value> value);
    void WriteHeader();
    std::pair<uint8_t*, size_t> Release();
  
   protected:
    void ThrowDataCloneError(v8::Local<v8::String> message) override;
    void* ReallocateBufferMemory(void* old_buffer,
                                 size_t size,
                                 size_t* actual_size) override;
    void FreeBufferMemory(void* buffer) override;
  
   private:
    v8::Isolate* isolate_;
    v8::Global<v8::Context> context_global_;
    v8::ValueSerializer serializer_;
    std::string& reused_buffer_;
  };
  