TOC highlighting refactor and robustness fixes#2443

Merged

stanislaw merged 15 commits intomainfrom

mettta/TOC_highlighting_ref

Mar 5, 2026

Commits on Mar 4, 2026

chore(.gitignore): ignore dev folder docs/test
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refactor(toc_highlighting): cleanup redundant guards
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refactor(toc_highlighting): simplify hash handling
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refactor(toc_highlighting): unified coordinate checks in IntersectionObserver
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refactor(toc_highlighting): handle rootBounds=null with viewport fallback
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refactor(toc_highlighting): optimize anchor re-scan and keep mapping valid
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refactor(toc_highlighting): refine comments; drop unused contentFrameTop metric
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refactor(toc_highlighting): replace silent guards with asserts and move checks to call sites
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feat(toc_highlighting): add resolveMovedFragment() to remap outdated hashes after TOC reorder
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refactor(toc_highlighting): clean up outdated comments
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fix(toc_highlighting): avoid crash when anchor mapping is temporarily missing
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fix(toc_highlighting): return deepest last anchor and fallback to null
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refactor(toc_highlighting): anchor ranges (for processing long nodes or text blocks without anchors), virtual viewport
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Commits on Mar 5, 2026