[Lexer] Remove spurious unexpected delimiter error by matching remain… #138554
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…ing open_braces Signed-off-by: xizheyin <xizheyin@smail.nju.edu.cn>
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Fixes #138401
The presence of
)caused{to be eliminated fromopen_brace. I have reduced the number of incorrect errors by keeping it, matching it when an incorrectclose delimis encountered, and not reporting an error if{and}can be matched.There are a lot of such false positives in the UI tests.