/*
 * Copyright (c) Huawei Technologies Co., Ltd. 2025. All rights reserved.
 * You can use this software according to the terms and conditions of the Mulan PSL v2.
 * You may obtain a copy of Mulan PSL v2 at:
 *          http://license.coscl.org.cn/MulanPSL2
 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
 * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
 * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
 * See the Mulan PSL v2 for more details.
 */
#ifndef OMNISTREAM_virtual_enable_shared_from_this_base_H
#define OMNISTREAM_virtual_enable_shared_from_this_base_H

#include <memory>

namespace omnistream {
struct virtual_enable_shared_from_this_base : std::enable_shared_from_this<virtual_enable_shared_from_this_base> {
public:
    virtual ~virtual_enable_shared_from_this_base()
    {}
};
template <typename T>
struct virtual_enable_shared_from_this : virtual virtual_enable_shared_from_this_base {
public:
    std::shared_ptr<T> shared_from_this()
    {
        return std::dynamic_pointer_cast<T>(virtual_enable_shared_from_this_base::shared_from_this());
    }
};
}  // namespace omnistream

#endif  // OMNISTREAM_virtual_enable_shared_from_this_base_H