Fix: backtrack hell #2757
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Fix: backtrack hell #2757
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What: Fix backtrack hell pattern in the lexer.
Why: The backtrack hell freezes the browser.
How: Remove backtrack patterns.
Checklist:
I don't understand how the lexer work so this pr only removes the backtrack pattern. It will be nice if someone can actually fix the lexer.
P.S. What are code complete and changelog in the checklist?
Fixes #2756