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use auto detected newline instead of hardcoded \n for line splitting

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This commit is contained in:
Tom Ferdinandt 2026-06-01 22:29:58 +02:00
parent fa6b006f0e
commit 56201ac0ed
2 changed files with 11 additions and 3 deletions
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9
pre_commit_hooks/file_contents_sorter.py
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@ -29,18 +29,21 @@ def sort_file_contents(
unique: bool = False,
) -> int:
before = list(f)
# detect the line ending style of the file, based on the first line
new_line = b'\r\n' if before and before[0].endswith(b'\r\n') else b'\n'
lines: Iterable[bytes] = (
line.rstrip(b'\n\r') for line in before if line.strip()
line.rstrip(new_line) for line in before if line.strip()
)
if unique:
lines = set(lines)
after = sorted(lines, key=key)
before_string = b''.join(before)
after_string = b'\n'.join(after)
after_string = new_line.join(after)
if after_string:
after_string += b'\n'
after_string += new_line
if before_string == after_string:
return PASS