1/**
2 * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#ifndef LIBPANDABASE_OS_ERROR_H
17#define LIBPANDABASE_OS_ERROR_H
18
19#include <string>
20#include <variant>
21
22#include "macros.h"
23
24namespace panda::os {
25
26class Error {
27public:
28    explicit Error(int err) : err_(err) {}
29
30    explicit Error(std::string msg) : err_(std::move(msg)) {}
31
32    std::string ToString() const;
33
34    virtual ~Error() = default;
35
36    DEFAULT_COPY_SEMANTIC(Error);
37    DEFAULT_MOVE_SEMANTIC(Error);
38
39private:
40    std::variant<int, std::string> err_;
41};
42
43}  // namespace panda::os
44
45#endif  // LIBPANDABASE_OS_ERROR_H
46