LibRegex: Break from execution loop when the sticky flag is set

If the sticky flag is set, the regex execution loop should break
immediately even if the execution was a failure. The specification for
several RegExp.prototype methods (e.g. exec and @@split) rely on this
behavior.

1 files changed, 2 insertions, 0 deletions

diff --git a/Userland/Libraries/LibRegex/RegexMatcher.h b/Userland/Libraries/LibRegex/RegexMatcher.h
index 5e3c63cf2c..57dad88535 100644
--- a/Userland/Libraries/LibRegex/RegexMatcher.h
+++ b/Userland/Libraries/LibRegex/RegexMatcher.h
@@ -149,6 +149,7 @@ public:
             options.reset_flag(AllFlags::MatchNotEndOfLine);
             options.reset_flag(AllFlags::MatchNotBeginOfLine);
         }
+        options.reset_flag(AllFlags::Internal_Stateful);
         options |= AllFlags::Global;
 
         return matcher->match(view, options);
@@ -164,6 +165,7 @@ public:
             options.reset_flag(AllFlags::MatchNotEndOfLine);
             options.reset_flag(AllFlags::MatchNotBeginOfLine);
         }
+        options.reset_flag(AllFlags::Internal_Stateful);
         options |= AllFlags::Global;
 
         return matcher->match(views, options);