blob: 236045ed117f7898ce4c837326b38dbeec014757 (
plain) (
tree)
|
|
trait Universe {
type Tree
type SymTree <: Tree
type NameTree <: Tree
type RefTree <: SymTree with NameTree
type Ident <: RefTree
type Select <: RefTree
}
object Test extends App {
val universe: Universe = null
import universe._
def select: Select = ???
def ident: Ident = ???
List(select, ident)
}
|