zacharymorn commented on a change in pull request #16:
URL: https://github.com/apache/lucene/pull/16#discussion_r593615132
##########
File path:
lucene/core/src/java/org/apache/lucene/search/DisjunctionMatchesIterator.java
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@@ -250,6 +250,10 @@ public MatchesIterator getSubMatches() throws IOException {
@Override
public Query getQuery() {
- return queue.top().getQuery();
+ if (queue.size() > 0) {
Review comment:
This change is needed to fix two other tests that would throw NPE from
here when `matchesIterator.getQuery()` is called in `OffsetsFromMatchIterator`
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