dsmiley commented on a change in pull request #362:
URL: https://github.com/apache/lucene/pull/362#discussion_r732287420
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File path:
lucene/highlighter/src/java/org/apache/lucene/search/uhighlight/UnifiedHighlighter.java
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@@ -1168,9 +1174,12 @@ public CacheHelper getReaderCacheHelper() {
/**
* Internally use the {@link Weight#matches(LeafReaderContext, int)} API
for highlighting. It's
- * more accurate to the query, though might not calculate passage
relevancy as well. Use of this
- * flag requires {@link #MULTI_TERM_QUERY} and {@link #PHRASES}. {@link
- * #PASSAGE_RELEVANCY_OVER_SPEED} will be ignored. False by default.
+ * more accurate to the query, and the snippets can be a little different
for phrases because
+ * the whole phrase is marked up instead of each word. The passage
relevancy calculation can be
+ * different (maybe worse?) and it's slower when highlighting many fields.
Use of this flag
+ * requires {@link #MULTI_TERM_QUERY} and {@link #PHRASES}. {@link
+ * #PASSAGE_RELEVANCY_OVER_SPEED} will be ignored. True by default, so
long as the requirements
Review comment:
For the test, I think you can merely instantiate the highlighter and
grab the flags and inspect them.
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