Github user liancheng commented on a diff in the pull request:
https://github.com/apache/spark/pull/11410#discussion_r54334598
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/encoders/OuterScopes.scala
---
@@ -39,4 +41,31 @@ object OuterScopes {
def addOuterScope(outer: AnyRef): Unit = {
outerScopes.putIfAbsent(outer.getClass.getName, outer)
}
+
+ def getOuterScope(innerCls: Class[_]): AnyRef = {
+ assert(innerCls.isMemberClass)
+ val outerCls = innerCls.getDeclaringClass.getName
+ val outer = outerScopes.get(outerCls)
+ if (outer == null) {
+ outerCls match {
+ case REPLClass(line) =>
+ val cls1 = Utils.classForName(line + "$read$")
--- End diff --
Let's add a comment here to explain the REPL use case.
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