Github user viirya commented on the issue:
https://github.com/apache/spark/pull/18416
scala.collection.immutable.HashSet
scala> val t =
ScalaReflection.localTypeOf[scala.collection.immutable.HashSet[Int]]
t: org.apache.spark.sql.catalyst.ScalaReflection.universe.Type =
scala.collection.immutable.HashSet[Int]
scala> val companion =
t.normalize.typeSymbol.companionSymbol.typeSignature
warning: there were two deprecation warnings; re-run with -deprecation
for details
companion: org.apache.spark.sql.catalyst.ScalaReflection.universe.Type
= scala.collection.immutable.HashSet.type
scala> val cls = companion.declaration(newTermName("newBuilder"))
warning: there were two deprecation warnings; re-run with -deprecation
for details
cls: org.apache.spark.sql.catalyst.ScalaReflection.universe.Symbol =
<none>
scala.collection.mutable.HashSet
scala> val t =
ScalaReflection.localTypeOf[scala.collection.mutable.HashSet[Int]]
t: org.apache.spark.sql.catalyst.ScalaReflection.universe.Type =
scala.collection.mutable.HashSet[Int]
scala> val companion =
t.normalize.typeSymbol.companionSymbol.typeSignature
warning: there were two deprecation warnings; re-run with -deprecation
for details
companion: org.apache.spark.sql.catalyst.ScalaReflection.universe.Type
= scala.collection.mutable.HashSet.type
scala> val cls = companion.declaration(newTermName("newBuilder"))
warning: there were two deprecation warnings; re-run with -deprecation
for details
cls: org.apache.spark.sql.catalyst.ScalaReflection.universe.Symbol =
<none>
scala.collection.immutable.Set
scala> val t =
ScalaReflection.localTypeOf[scala.collection.immutable.Set[Int]]
t: org.apache.spark.sql.catalyst.ScalaReflection.universe.Type =
scala.collection.immutable.Set[Int]
scala> val companion =
t.normalize.typeSymbol.companionSymbol.typeSignature
warning: there were two deprecation warnings; re-run with -deprecation
for details
companion: org.apache.spark.sql.catalyst.ScalaReflection.universe.Type
= scala.collection.immutable.Set.type
scala> val cls = companion.declaration(newTermName("newBuilder"))
warning: there were two deprecation warnings; re-run with -deprecation
for details
cls: org.apache.spark.sql.catalyst.ScalaReflection.universe.Symbol =
<none>
scala.collection.mutable.Set
scala> val t =
ScalaReflection.localTypeOf[scala.collection.mutable.Set[Int]]
t: org.apache.spark.sql.catalyst.ScalaReflection.universe.Type =
scala.collection.mutable.Set[Int]
scala> val companion =
t.normalize.typeSymbol.companionSymbol.typeSignature
warning: there were two deprecation warnings; re-run with -deprecation
for details
companion: org.apache.spark.sql.catalyst.ScalaReflection.universe.Type
= scala.collection.mutable.Set.type
scala> val cls = companion.declaration(newTermName("newBuilder"))
warning: there were two deprecation warnings; re-run with -deprecation
for details
cls: org.apache.spark.sql.catalyst.ScalaReflection.universe.Symbol =
<none>
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