Aug 25, 2026
Java interface dispatch: resolving s.area() in a code graph
Shape s = ...; s.area() produced no edge in CGraph, because the name was ambiguous. How interface dispatch resolves it, the overload regression it caused, and what it costs.
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— 4 posts tagged
test impact analysis
Aug 25, 2026
Kotlin code graphs: when 'supported' extracts nothing
CGraph listed Kotlin as a supported language while extracting zero symbols from it. The cause was a tree-sitter grammar with no named fields — and what finally measured it.
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Aug 24, 2026
Your coding agent says it updated every caller. Check.
Your AI agent claims it updated every call site. blastline check queries a code graph for what still references the symbol, with file:line evidence — and refuses to certify.
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Aug 20, 2026
Our test-impact benchmark was lying — so we built an oracle that could not
Blastline scored 6/12 on tokio and it looked like a recall crisis. A dependency-filtered oracle showed five of the six "misses" depended on nothing — and chasing the one real miss uncovered a macro-blindness bug in CGraph. Tokio reachability went 0.59 → 0.91.
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