Github user jerryshao commented on a diff in the pull request: https://github.com/apache/spark/pull/17458#discussion_r108418582 --- Diff: core/src/main/scala/org/apache/spark/ui/UIUtils.scala --- @@ -317,7 +317,7 @@ private[spark] object UIUtils extends Logging { def getHeaderContent(header: String): Seq[Node] = { if (newlinesInHeader) { <ul class="unstyled"> - { header.split("\n").map { case t => <li> {t} </li> } } + { header.split("\n").map(t => <li> {t} </li>)} --- End diff -- I think we normally use `{}` in this code, like `map { t => xxx }`.
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