…lly determine whether to go to function or synctex forward search)
Multi-line strings were broken under desktop builds only. I really have no idea why. Something about the single-line string regexes being present were causing the multi-line string regexes to break. Fortunately there is no impact on correctness to remove the single-line regexes, possibly there is a (almost certainly negligible) performance impact.
As a side effect, these calls were breaking the Page Width feature of PDF viewer