BM25Retriever: escape regex metacharacters in getTermFrequency to prevent crashes #8749
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hntrl
approved these changes
Sep 1, 2025
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Fixes #8746
Problem:
unescaped RegExp(term) throws on
**,[,?, etc., crashing BM25 based retrieval functionalityFix:
escape metacharacters via
term.replace(/[.*+?^${}()|[\\]\\\\]/g, "\\\\$&")before constructingRegExp