bazel/support/hello.cc

/*
 * Copyright (c) 2023, Alibaba Group Holding Limited;
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * 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 <iostream>
#include "async_simple/coro/Lazy.h"

async_simple::coro::Lazy<std::string> hello() { co_return "Hello World"; }

int main() {
    hello().start([](auto&& result) {
        if (!result.hasError()) {
            std::cout << result.value() << std::endl;
        }
    });
}