diff options
Diffstat (limited to 'tests/run/enum-Option.scala')
-rw-r--r-- | tests/run/enum-Option.scala | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tests/run/enum-Option.scala b/tests/run/enum-Option.scala new file mode 100644 index 000000000..76f5641b3 --- /dev/null +++ b/tests/run/enum-Option.scala @@ -0,0 +1,19 @@ +enum class Option[+T >: Null] extends Serializable { + def isDefined: Boolean +} +object Option { + def apply[T >: Null](x: T): Option[T] = if (x == null) None else Some(x) + case Some(x: T) { + def isDefined = true + } + case None { + def isDefined = false + } +} + +object Test { + def main(args: Array[String]) = { + assert(Some(None).isDefined) + Option("22") match { case Option.Some(x) => assert(x == "22") } + } +} |