mirror of
https://github.com/pre-commit/pre-commit-hooks.git
synced 2026-04-01 10:56:52 +00:00
69 lines
1.7 KiB
Python
69 lines
1.7 KiB
Python
from __future__ import annotations
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import argparse
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import re
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from typing import AbstractSet
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from typing import Sequence
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from pre_commit_hooks.util import CalledProcessError
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from pre_commit_hooks.util import cmd_output
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def get_current_branch() -> str | None:
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try:
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ref_name = cmd_output('git', 'symbolic-ref', 'HEAD')
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except CalledProcessError:
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return None
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chunks = ref_name.strip().split('/')
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return '/'.join(chunks[2:])
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def is_on_branch(
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current_branch: str,
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protected: AbstractSet[str],
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patterns: AbstractSet[str] = frozenset(),
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) -> bool:
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return current_branch in protected or any(
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re.match(p, current_branch) for p in patterns
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)
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def main(argv: Sequence[str] | None = None) -> int:
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parser = argparse.ArgumentParser()
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parser.add_argument(
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'-b',
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'--branch',
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action='append',
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help='branch to disallow commits to, may be specified multiple times',
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)
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parser.add_argument(
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'-p',
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'--pattern',
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action='append',
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help=(
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'regex pattern for branch name to disallow commits to, '
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'may be specified multiple times'
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),
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)
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args = parser.parse_args(argv)
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protected = frozenset(args.branch or ('master', 'main'))
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patterns = frozenset(args.pattern or ())
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current_branch = get_current_branch()
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if current_branch is None:
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return 0
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on_branch = is_on_branch(current_branch, protected, patterns)
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if on_branch:
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print(
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f'You are currently on {current_branch} branch, for which '
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f'pre-commit script does not permit this action.',
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)
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return int(on_branch)
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if __name__ == '__main__':
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raise SystemExit(main())
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