BM25Retriever: escape regex metacharacters in getTermFrequency to prevent crashes#8749

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hntrl merged 4 commits intolangchain-ai:mainfrom

erudzitis:fix/bm25-escape-regex

Sep 1, 2025

Commits on Aug 21, 2025

escape regex metacharacters in getTermFrequency, add unit test (#8746)
erudzitis
committed

Commits on Aug 22, 2025

simplify import
erudzitis
committed

Commits on Sep 1, 2025

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hntrl
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hntrl
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