diff options
Diffstat (limited to 'library')
| -rw-r--r-- | library/src/dotty/Show.scala | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/library/src/dotty/Show.scala b/library/src/dotty/Show.scala index 5b75a6ea3..2feeb29ef 100644 --- a/library/src/dotty/Show.scala +++ b/library/src/dotty/Show.scala @@ -76,8 +76,8 @@ object Show { else "List(" + xs.map(_.show).mkString(", ") + ")" } - implicit val showNil: Show[List[Nothing]] = new Show[List[Nothing]] { - def show(xs: List[Nothing]) = "Nil" + implicit val showNil: Show[Nil.type] = new Show[Nil.type] { + def show(xs: Nil.type) = "Nil" } implicit def showOption[T](implicit st: Show[T]): Show[Option[T]] = new Show[Option[T]] { @@ -87,8 +87,8 @@ object Show { } } - implicit val showNone: Show[Option[Nothing]] = new Show[Option[Nothing]] { - def show(n: Option[Nothing]) = "None" + implicit val showNone: Show[None.type] = new Show[None.type] { + def show(n: None.type) = "None" } implicit def showMap[K,V](implicit sk: Show[K], sv: Show[V]): Show[Map[K,V]] = new Show[Map[K,V]] { |