Github user sadhen commented on a diff in the pull request:
https://github.com/apache/spark/pull/22685#discussion_r224054521
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/expressions/UserDefinedFunction.scala
---
@@ -147,7 +147,7 @@ private[sql] object SparkUserDefinedFunction {
f: AnyRef,
dataType: DataType,
inputSchemas: Option[Seq[ScalaReflection.Schema]]):
UserDefinedFunction = {
- val udf = new UserDefinedFunction(f, dataType,
inputSchemas.map(_.map(_.dataType)))
+ val udf = UserDefinedFunction(f, dataType,
inputSchemas.map(_.map(_.dataType)))
--- End diff --
useless `new` for case class
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