perf(session-query): keep provenance validation linear (round 3)

2026-07-13 14:01:34 +08:00
parent 8e019f2a65
commit be0d44183d
1 changed files with 3 additions and 2 deletions
@@ -206,9 +206,10 @@ function validateProvenance(
  }

  for (const [replacementSeq, removedSeqs] of replacedEventSeqs) {
-    // The fold reports only replacement events from the input log.
+    // Canonical logs guarantee events[i].seq === i, and the fold reports only
+    // replacement events from this input log.
    // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
-    const replacement = events.find(event => event.seq === replacementSeq)!
+    const replacement = events[replacementSeq]!
    const sources = rawEventSources(replacement)
    if (!Array.isArray(sources)) {
      invalidProvenance(`replacement at seq ${replacementSeq} omits its shadowed surface sources`)