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|
sealed abstract class Base
object Test {
case object Up extends Base
def foo(d1: Base) =
d1 match {
case Up =>
}
// Sealed subtype: ModuleTypeRef <empty>.this.Test.Up.type
// Pattern: UniqueThisType Test.this.type
}
object Test1 {
sealed abstract class Base
object Base {
case object Down extends Base {
}
case object Up extends Base {
}
(d1: Base, d2: Base) =>
(d1, d2) match {
case (Up, Up) | (Down, Down) => false
case (Down, Up) => true
case (Up, Down) => false
}
}
}
object Test2 {
sealed abstract class Base
object Base {
case object Down extends Base {
}
case object Up extends Base {
}
(d1: Base, d2: Base) =>
(d1) match {
case Up | Down => false
}
}
}
object Test3 {
sealed abstract class Base
object Base {
case object Down extends Base
(d1: Base, d2: Base) =>
(d1, d2) match {
case (Down, Down) => false
}
}
}
object Test4 {
sealed abstract class Base
object Base {
case object Down extends Base {
}
case object Up extends Base {
}
}
import Test4.Base._
(d1: Base, d2: Base) =>
(d1, d2) match {
case (Up, Up) | (Down, Down) => false
case (Down, Test4.Base.Up) => true
case (Up, Down) => false
}
}
|
