expr: Fix parsing regex anchors '^' and '$'#7953

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frendsick wants to merge 11 commits intouutils:mainfrom

frendsick:fix/expr-regex-anchors

Commits on May 19, 2025

expr: Handle caret '^' at the beginning of a capturing group

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sylvestre
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expr: Handle caret '^' at the beginning of an alternative pattern

frendsick
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sylvestre
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expr: Escape '$' characters

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sylvestre
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expr: Handle '$' at the end of a capturing group

frendsick
authored and
sylvestre
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expr: Handle '$' at the end of an alternative pattern

frendsick
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sylvestre
committed
expr: Handle '$' at the end of the pattern

frendsick
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sylvestre
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expr: Test handling '$' at the end of an alternative pattern

frendsick
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sylvestre
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expr: Refactor checking if '$' is the last character

frendsick
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expr: Refactor caret options into one pattern

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expr: Test ^ at the start of a subpattern

frendsick
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sylvestre
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expr: Test $ at the end of a subpattern

frendsick
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sylvestre
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