Function collect

include/process/collect.hpp:274–285

template <typename T>
inline Future<std::vector<T>> collect(
    const std::vector<Future<T>>& futures)
{
  if (futures.empty()) {
    return std::vector<T>();
  }

  Promise<std::vector<T>>* promise = new Promise<std::vector<T>>();
  Future<std::vector<T>> future = promise->future();
  spawn(new internal::CollectProcess<T>(futures, promise), true);
  return future;
}


template <typename... Ts>