src/paimon/common/utils/scope_guard.h

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */

#pragma once

#include <functional>
#include <utility>

namespace paimon {

class ScopeGuard {
 public:
    template <typename F>
    explicit ScopeGuard(F&& f) : _exit_fn(std::forward<F>(f)) {}

    ~ScopeGuard() {
        if (_exit_fn) {
            _exit_fn();
        }
    }

    void Release() {
        _exit_fn = std::function<void()>();
    }

 private:
    std::function<void()> _exit_fn;
};

}  // namespace paimon