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authorGeorg Brandl <georg@python.org>2020-12-25 13:16:56 +0100
committerGeorg Brandl <georg@python.org>2020-12-25 13:21:48 +0100
commit681487f82f55fba66f01f9913e4ff103e5b2ef4c (patch)
tree0e3f82343796411c1e9c71f5fa7c31e392d06bf5 /pygments/lexers/prolog.py
parent6c820019a73a606940d7477619a5a9e6ad38761d (diff)
downloadpygments-git-681487f82f55fba66f01f9913e4ff103e5b2ef4c.tar.gz
all: weed out more backtracking string regexes
Diffstat (limited to 'pygments/lexers/prolog.py')
-rw-r--r--pygments/lexers/prolog.py4
1 files changed, 2 insertions, 2 deletions
diff --git a/pygments/lexers/prolog.py b/pygments/lexers/prolog.py
index 94f4024c..17ff2c6c 100644
--- a/pygments/lexers/prolog.py
+++ b/pygments/lexers/prolog.py
@@ -227,7 +227,7 @@ class LogtalkLexer(RegexLexer):
# Existential quantifier
(r'\^', Operator),
# Strings
- (r'"(\\\\|\\"|[^"])*"', String),
+ (r'"(\\\\|\\[^\\]|[^"\\])*"', String),
# Punctuation
(r'[()\[\],.|]', Text),
# Atoms
@@ -277,7 +277,7 @@ class LogtalkLexer(RegexLexer):
(r"[a-z][a-zA-Z0-9_]*", Text),
(r"'", String, 'quoted_atom'),
# Strings
- (r'"(\\\\|\\"|[^"])*"', String),
+ (r'"(\\\\|\\[^\\]|[^"\\])*"', String),
# End of entity-opening directive
(r'([)]\.)', Text, 'root'),
# Scope operator