1 // Copyright (C) 2019 The Android Open Source Project
2 //
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 #ifndef API_LEVEL_H_
16 #define API_LEVEL_H_
17 
18 #include <llvm/ADT/Optional.h>
19 
20 #include <string>
21 
22 
23 namespace header_checker {
24 namespace utils {
25 
26 
27 using ApiLevel = int;
28 
29 
30 constexpr ApiLevel FUTURE_API_LEVEL = 10000;
31 
32 
33 llvm::Optional<ApiLevel> ParseApiLevel(const std::string &api);
34 
35 
36 }  // namespace utils
37 }  // namespace header_checker
38 
39 
40 #endif  // API_LEVEL_H_
41