2 * Copyright 2014-present Facebook, Inc.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 #include <folly/futures/Future.h>
18 #include <folly/Likely.h>
19 #include <folly/futures/ThreadWheelTimekeeper.h>
23 // Instantiate the most common Future types to save compile time
24 template class SemiFuture<Unit>;
25 template class SemiFuture<bool>;
26 template class SemiFuture<int>;
27 template class SemiFuture<int64_t>;
28 template class SemiFuture<std::string>;
29 template class SemiFuture<double>;
30 template class Future<Unit>;
31 template class Future<bool>;
32 template class Future<int>;
33 template class Future<int64_t>;
34 template class Future<std::string>;
35 template class Future<double>;
41 Future<Unit> sleep(Duration dur, Timekeeper* tk) {
42 std::shared_ptr<Timekeeper> tks;
44 tks = folly::detail::getTimekeeperSingleton();
49 return makeFuture<Unit>(NoTimekeeper());
52 return tk->after(dur);
55 } // namespace futures