Function all

CesiumAsync/include/CesiumAsync/AsyncSystem.h:221–224

   */
  template <typename T>
  Future<AllValueType<T>> all(std::vector<Future<T>>&& futures) const {
    return this->all<T, Future<T>>(
        std::forward<std::vector<Future<T>>>(futures));
  }

  /**
   * @brief Creates a Future that resolves when every Future in a vector