| # |
| # Copyright (C) 2017 The Android Open Source Project |
| # |
| # 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. |
| # |
| """A class to represent clang version.""" |
| |
| from pathlib import Path |
| import re |
| |
| class Version(): |
| """Parse and save clang version from version file.""" |
| |
| def __init__(self, version_file: Path) -> None: |
| self._parse_version_file(version_file) |
| |
| @staticmethod |
| def _parse(text: str, key: str) -> str: |
| return re.findall(rf'{key}\s+(\d+)', text)[0] |
| |
| def _parse_version_file(self, version_file: Path) -> None: |
| with version_file.open() as vfile: |
| text = vfile.read() |
| self.major = self._parse(text, 'CLANG_VERSION_MAJOR') |
| self.minor = self._parse(text, 'CLANG_VERSION_MINOR') |
| self.patch = self._parse(text, 'CLANG_VERSION_PATCHLEVEL') |
| |
| def long_version(self) -> str: |
| """Returns a long version including major, minor and patch level.""" |
| return '.'.join([self.major, self.minor, self.patch]) |
| |
| def short_version(self) -> str: |
| """Returns a short version including major and minor.""" |
| return '.'.join([self.major, self.minor]) |
| |
| def major_version(self) -> str: |
| """Returns only the major version.""" |
| return str(self.major) |