src/paimon/common/utils/scope_guard.h

/*
 * Copyright 2024-present Alibaba Inc.
 *
 * 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.
 */

#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