[GitHub] [kafka] lucasbru commented on a diff in pull request #13096: MINOR: Multiple clean ups associated with scala collection

[GitBox <gi...@apache.org>]

lucasbru commented on code in PR #13096:
URL: https://github.com/apache/kafka/pull/13096#discussion_r1065609715


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core/src/main/scala/kafka/coordinator/group/GroupMetadata.scala:
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@@ -484,10 +484,7 @@ private[group] class GroupMetadata(val groupId: String, initialState: GroupState
    * group does not know, because the information is not available yet or because the it has
    * failed to parse the Consumer Protocol, it returns true to be safe.
    */
-  def isSubscribedToTopic(topic: String): Boolean = subscribedTopics match {
-    case Some(topics) => topics.contains(topic)
-    case None => true
-  }
+  def isSubscribedToTopic(topic: String): Boolean = subscribedTopics.forall(topics => topics.contains(topic))

Review Comment:
   or `_.contains(topic)`



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