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Fix regex escape issue when using --root on Windows

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The code was using directory separator in the regex itself,
which means on Windows it was leaving unescaped backslash.

Added explicit escape for such cases.
This commit is contained in:
Sergey Sharybin 2016-05-31 00:21:14 +02:00
parent 70d6b7d4b8
commit 3b0ea894c1
1 changed files with 6 additions and 1 deletions
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7
cpplint/cpplint.py vendored
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@ -1746,7 +1746,12 @@ def GetHeaderGuardCPPVariable(filename):
fileinfo = FileInfo(filename)
file_path_from_root = fileinfo.RepositoryName()
if _root:
file_path_from_root = re.sub('^' + _root + os.sep, '', file_path_from_root)
suffix = os.sep
# On Windows using directory separator will leave us with
# "bogus escape error" unless we properly escape regex.
if suffix == '\\':
suffix += '\\'
file_path_from_root = re.sub('^' + _root + suffix, '', file_path_from_root)
return re.sub(r'[^a-zA-Z0-9]', '_', file_path_from_root).upper() + '_'