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Size is not a defect on its own — some problems genuinely live in one place — but these are where merge conflicts, review fatigue and single-owner knowledge concentrate, and they are the first thing that slows an inheriting engineer down.","context_why":"A note that does not affect this rating: measured against its own codebase's median, it is below the 85th percentile of 382 surveyed projects' largest files, where this check begins to count."},{"id":"01.15","band":"adequate","layer":"deterministic","title":"55 errors caught and discarded in product code","signal":"swallowed_errors","weight":"corroborating","context":true,"evidence":[{"ref":"maxun-core/src/interpret.ts","kind":"path","path":"maxun-core/src/interpret.ts","detail":"error caught and discarded","line_end":597,"line_start":597},{"ref":"maxun-core/src/interpret.ts","kind":"path","path":"maxun-core/src/interpret.ts","detail":"error caught and discarded","line_end":612,"line_start":612},{"ref":"maxun-core/src/interpret.ts","kind":"path","path":"maxun-core/src/interpret.ts","detail":"error caught and discarded","line_end":681,"line_start":681}],"observed":{"loc":92252,"files":14,"per_kloc":0.6,"swallowed":55},"dimension":"01","rationale":"55 places catch an error and do nothing with it, across 14 files (0.6 per thousand lines). Each is a failure the system will not report. They surface later as problems nobody can explain, and they are cheap to fix now.","context_why":"A note that does not affect this rating: in Borehole's calibration, this check's notes were usually true but overstated."}],"signals_run":11,"conclusive_signals":10,"what_a_person_adds":[{"id":"01.38","kind":"H+","where":"The team","measured":"No architecture or design document is in the tree, across 287 product files.","question":"Where does the design live, and who holds it?"},{"id":"01.39","kind":"H","where":"Your architects, with the product roadmap","question":"Is the architecture right for the next three years of the product?"},{"id":"01.40","kind":"H","where":"The team's reasoning at the time","question":"Were the home-grown components reasonable choices when they were made, and are they now?"}]},{"id":"02","band":"adequate","name":"Engineering Process & SDLC Maturity","coverage":"high","findings":[{"id":"02.3","band":"adequate","layer":"deterministic","title":"Tests cover a thin slice of the codebase","signal":"test_presence","weight":"corroborating","evidence":[{"ref":"test-file-ratio","kind":"metric","detail":"1 test files / 234 source files"}],"observed":{"tests":1,"source":234,"test_ratio":0.004},"unproven":true,"dimension":"02","rationale":"1 test files against 234 source files (0.4%). This does not measure whether the tests are good, only whether enough of them exist for the codebase to be changed safely by someone who did not write it — which is exactly the situation after an acquisition."},{"id":"02.6","band":"adequate","layer":"deterministic","title":"Almost no process scaffolding exists in the repository","signal":"branch_protection_hints","weight":"corroborating","context":true,"evidence":[{"ref":"process-scaffolding","kind":"metric","detail":"1 of 5 markers present across 294 tracked files"}],"observed":{},"dimension":"02","rationale":"Of five ordinary markers — CI workflows, CODEOWNERS, a pull-request template, pre-commit hooks, contribution guidance — 1 is present: contribution guidance. Branch protection itself is a GitHub setting rather than a file, so this is a reading of proxies and not of the rules themselves. 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This is the single most expensive thing to discover after closing, and the repository cannot tell you whether that person is part of the transaction."},{"id":"03.5","band":"adequate","layer":"deterministic","title":"The contributor who wrote a quarter or more of this has not committed here for more than a year","signal":"contributor_attrition","weight":"corroborating","evidence":[{"ref":"last-commit-by-top-author","kind":"metric","detail":"last commit more than a year ago, measured to the survey"},{"ref":"git shortlog -sn","kind":"metric","detail":"top author a quarter or more of 6,790 commits"}],"observed":{"authors":56,"top_share":"a quarter or more","top_contributor_last_committed":"more than a year ago"},"unproven":true,"dimension":"03","rationale":"One person authored a quarter or more of 6,790 commits and has not committed here for more than a year, while the repository has kept moving. The concentration figure alone would not show this. Whoever is changing this code now is not the person who wrote most of it, which is the situation an acquirer is usually told they are avoiding. 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