AimRT/_deps/libunifex-src/examples/materialize.cpp
2025-01-12 20:42:42 +08:00

42 lines
1.2 KiB
C++

/*
* Copyright (c) Facebook, Inc. and its affiliates.
*
* Licensed under the Apache License Version 2.0 with LLVM Exceptions
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* https://llvm.org/LICENSE.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <unifex/when_all.hpp>
#include <unifex/materialize.hpp>
#include <unifex/dematerialize.hpp>
#include <unifex/then.hpp>
#include <unifex/sync_wait.hpp>
#include <unifex/single_thread_context.hpp>
#include <unifex/scheduler_concepts.hpp>
#include <optional>
using namespace unifex;
int main() {
single_thread_context ctx;
[[maybe_unused]] std::optional<int> result = sync_wait(
dematerialize(
materialize(
then(
schedule(ctx.get_scheduler()),
[]() { return 42; }))));
UNIFEX_ASSERT(result.value() == 42);
return 0;
}