|  | #!/usr/bin/env python3 | 
|  | # Copyright 2021 The Cobalt Authors. All Rights Reserved. | 
|  | # | 
|  | # 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. | 
|  | """Wrapper for hook checking that a bug in referenced in the commit message.""" | 
|  |  | 
|  | import os | 
|  | import sys | 
|  | try: | 
|  | from internal.precommit_hooks.check_bug_in_description import CheckForBugInCommitDescription | 
|  | except ImportError as e: | 
|  | print(e) | 
|  | sys.exit(0) | 
|  |  | 
|  | if __name__ == '__main__': | 
|  | from_ref = os.environ.get('PRE_COMMIT_FROM_REF') | 
|  | to_ref = os.environ.get('PRE_COMMIT_TO_REF') | 
|  | if not from_ref or not to_ref: | 
|  | print('Invalid from ref or to ref, exiting...') | 
|  | sys.exit(0) | 
|  |  | 
|  | sys.exit(CheckForBugInCommitDescription(from_ref, to_ref)) |