Github user pwendell commented on a diff in the pull request:
https://github.com/apache/spark/pull/7014#discussion_r33435542
--- Diff: core/src/main/scala/org/apache/spark/TaskEndReason.scala ---
@@ -97,11 +101,17 @@ case class ExceptionFailure(
description: String,
stackTrace: Array[StackTraceElement],
fullStackTrace: String,
- metrics: Option[TaskMetrics])
+ metrics: Option[TaskMetrics],
+ exception: Option[Throwable] = None)
--- End diff --
Will this break pattern matching on this class? Is it possible to add an
`unapply` method to preserve matching for the old signature? I'm rusty on the
details of backwards compatibility for case classes.
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