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
7 # http://www.apache.org/licenses/LICENSE-2.0
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.
17 from tools.executor import Executor
20 class ReleaseReader(object):
21 def __init__(self, manifest_dir):
22 self.manifest_dir = manifest_dir
24 def read_current_release(self):
25 return Executor(chdir=self.manifest_dir).run(
26 ["git", "describe", "--tags", "--abbrev=0"]).stdout
28 def get_next_release_label(self):
29 current = self.read_current_release()
30 match = re.search(r'^(.+[\.-])(\d+)$', current)
31 return '{}{}'.format(match.group(1), (int(match.group(2)) + 1))