Class Buffer

napi.h:1703–1749

template <typename T>
class Buffer : public Uint8Array {
 public:
  static Buffer<T> New(napi_env env, size_t length);
#ifndef NODE_API_NO_EXTERNAL_BUFFERS_ALLOWED
  static Buffer<T> New(napi_env env, T* data, size_t length);

  // Finalizer must implement `void operator()(Env env, T* data)`.
  template <typename Finalizer>
  static Buffer<T> New(napi_env env,
                       T* data,
                       size_t length,
                       Finalizer finalizeCallback);
  // Finalizer must implement `void operator()(Env env, T* data, Hint* hint)`.
  template <typename Finalizer, typename Hint>
  static Buffer<T> New(napi_env env,
                       T* data,
                       size_t length,
                       Finalizer finalizeCallback,
                       Hint* finalizeHint);
#endif  // NODE_API_NO_EXTERNAL_BUFFERS_ALLOWED

  static Buffer<T> NewOrCopy(napi_env env, T* data, size_t length);
  // Finalizer must implement `void operator()(Env env, T* data)`.
  template <typename Finalizer>
  static Buffer<T> NewOrCopy(napi_env env,
                             T* data,
                             size_t length,
                             Finalizer finalizeCallback);
  // Finalizer must implement `void operator()(Env env, T* data, Hint* hint)`.
  template <typename Finalizer, typename Hint>
  static Buffer<T> NewOrCopy(napi_env env,
                             T* data,
                             size_t length,
                             Finalizer finalizeCallback,
                             Hint* finalizeHint);

  static Buffer<T> Copy(napi_env env, const T* data, size_t length);

  static void CheckCast(napi_env env, napi_value value);

  Buffer();
  Buffer(napi_env env, napi_value value);
  size_t Length() const;
  T* Data() const;

 private:
};

/// Holds a counted reference to a value; initially a weak reference unless
/// otherwise specified, may be changed to/from a strong reference by adjusting