Github user bdrillard commented on a diff in the pull request:
https://github.com/apache/spark/pull/18075#discussion_r119180019
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/generators.scala
---
@@ -190,15 +190,15 @@ case class Stack(children: Seq[Expression]) extends
Generator {
if (index < values.length) values(index) else Literal(null,
dataTypes(col))
}
val eval = CreateStruct(fields).genCode(ctx)
- s"${eval.code}\nthis.$rowData[$row] = ${eval.value};"
+ s"${eval.code}\n$rowData[$row] = ${eval.value};"
})
// Create the collection.
val wrapperClass = classOf[mutable.WrappedArray[_]].getName
ctx.addMutableState(
s"$wrapperClass<InternalRow>",
ev.value,
- s"this.${ev.value} = $wrapperClass$$.MODULE$$.make(this.$rowData);")
+ s"this.${ev.value} = $wrapperClass$$.MODULE$$.make($rowData);")
--- End diff --
Good catch, fixed:
https://github.com/apache/spark/pull/18075/commits/493113ce2e1271039701be35b2603271282111df#diff-16493d6958b6daaf4a24dd7b780ba4bcL201
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