mirror of
https://github.com/pre-commit/pre-commit-hooks.git
synced 2025-08-14 09:27:21 +08:00
59 lines
1.5 KiB
Python
59 lines
1.5 KiB
Python
from __future__ import absolute_import
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from __future__ import print_function
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from __future__ import unicode_literals
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import argparse
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from plumbum import local
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from pre_commit_hooks.util import added_files
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def lower_set(iterable):
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return set(x.lower() for x in iterable)
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def find_conflicting_filenames(filenames):
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repo_files = set(local['git']('ls-files').splitlines())
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relevant_files = set(filenames) | added_files()
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repo_files -= relevant_files
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retv = 0
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# new file conflicts with existing file
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conflicts = lower_set(repo_files) & lower_set(relevant_files)
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# new file conflicts with other new file
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lowercase_relevant_files = lower_set(relevant_files)
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for filename in set(relevant_files):
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if filename.lower() in lowercase_relevant_files:
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lowercase_relevant_files.remove(filename.lower())
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else:
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conflicts.add(filename.lower())
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if conflicts:
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conflicting_files = [
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x for x in repo_files | relevant_files
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if x.lower() in conflicts
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]
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for filename in sorted(conflicting_files):
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print('Case-insensitivity conflict found: {0}'.format(filename))
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retv = 1
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return retv
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def main(argv=None):
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parser = argparse.ArgumentParser()
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parser.add_argument(
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'filenames', nargs='*',
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help='Filenames pre-commit believes are changed.'
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)
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args = parser.parse_args(argv)
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return find_conflicting_filenames(args.filenames)
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if __name__ == '__main__':
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exit(main())
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