rmuir commented on code in PR #12286:
URL: https://github.com/apache/lucene/pull/12286#discussion_r1191848264
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lucene/core/src/java/org/apache/lucene/util/automaton/Operations.java:
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@@ -1284,7 +1290,7 @@ public static int[] topoSortStates(Automaton a) {
int numStates = a.getNumStates();
int[] states = new int[numStates];
final BitSet visited = new BitSet(numStates);
Review Comment:
now that the helper method is no longer recursive, can remove `visited` as a
parameter and let the `private` topoSortStates initialize it? I think it would
just improve it slightly since only the helper looks at it.
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