--- a/mercurial/match.py Thu Nov 22 17:16:05 2018 +0100
+++ b/mercurial/match.py Thu Nov 22 17:25:49 2018 +0100
@@ -1186,6 +1186,10 @@
MAX_RE_SIZE = 20000
+def _joinregexes(regexps):
+ """gather multiple regular expressions into a single one"""
+ return '(?:%s)' % '|'.join(regexps)
+
def _buildregexmatch(kindpats, globsuffix):
"""Build a match function from a list of kinds and kindpats,
return regexp string and a matcher function.
@@ -1199,7 +1203,7 @@
OverflowError
"""
try:
- regex = '(?:%s)' % '|'.join([_regex(k, p, globsuffix)
+ regex = _joinregexes([_regex(k, p, globsuffix)
for (k, p, s) in kindpats])
if len(regex) <= MAX_RE_SIZE:
return regex, _rematcher(regex)