Popcorndude added a comment. I did some analysis of what regex features are actually used: https://www.wikidata.org/wiki/User:Popcorndude/formats
Only 6 properties use backrefs, lookahead, or lookbehind: https://phabricator.wikimedia.org/P1256, https://phabricator.wikimedia.org/P1257, https://phabricator.wikimedia.org/P1297, https://phabricator.wikimedia.org/P1472, https://phabricator.wikimedia.org/P1612, https://phabricator.wikimedia.org/P1793. Everything else uses only "?*+ [] () | {} {,} \d\D\s\S\w ." Is this analysis helpful? If so, is there anything I else you'd like me to check? TASK DETAIL https://phabricator.wikimedia.org/T105126 EMAIL PREFERENCES https://phabricator.wikimedia.org/settings/panel/emailpreferences/ To: Popcorndude Cc: Popcorndude, Aklapper, daniel, Wikidata-bugs, aude, GWicke, csteipp _______________________________________________ Wikidata-bugs mailing list Wikidata-bugs@lists.wikimedia.org https://lists.wikimedia.org/mailman/listinfo/wikidata-bugs