// // Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2019 // // Distributed under the Boost Software License, Version 1.0. (See accompanying // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) // #pragma once #include "td/utils/Hash.h" #if TD_HAVE_ABSL #include <absl/container/flat_hash_set.h> #else #include <unordered_set> #endif namespace td { #if TD_HAVE_ABSL template <class Key, class H = Hash<Key>> using HashSet = absl::flat_hash_set<Key, H>; #else template <class Key, class H = Hash<Key>> using HashSet = std::unordered_set<Key, H>; #endif } // namespace td