Github user drewrobb commented on a diff in the pull request: https://github.com/apache/spark/pull/23062#discussion_r234844315 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/ScalaReflection.scala --- @@ -973,8 +998,19 @@ trait ScalaReflection extends Logging { } } + /** + * If our type is a Scala trait it may have a companion object that + * only defines a constructor via `apply` method. + */ + def getCompanionConstructor(tpe: Type): Symbol = { --- End diff -- sure
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