diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/library/scala/collection/SortedMap.scala | 2 | ||||
| -rw-r--r-- | src/library/scala/collection/immutable/SortedMap.scala | 2 |
2 files changed, 3 insertions, 1 deletions
diff --git a/src/library/scala/collection/SortedMap.scala b/src/library/scala/collection/SortedMap.scala index 48c3dcd725..7b0d35220e 100644 --- a/src/library/scala/collection/SortedMap.scala +++ b/src/library/scala/collection/SortedMap.scala @@ -21,7 +21,7 @@ import mutable.Builder */ trait SortedMap[A, +B] extends Map[A, B] with SortedMapLike[A, B, SortedMap[A, B]] { /** Needs to be overridden in subclasses. */ - override def empty = SortedMap.empty[A, B] + override def empty: SortedMap[A, B] = SortedMap.empty[A, B] override protected[this] def newBuilder: Builder[(A, B), SortedMap[A, B]] = immutable.SortedMap.newBuilder[A, B] diff --git a/src/library/scala/collection/immutable/SortedMap.scala b/src/library/scala/collection/immutable/SortedMap.scala index 316cab9b50..baf7f5451e 100644 --- a/src/library/scala/collection/immutable/SortedMap.scala +++ b/src/library/scala/collection/immutable/SortedMap.scala @@ -31,6 +31,8 @@ trait SortedMap[A, +B] extends Map[A, B] override protected[this] def newBuilder : Builder[(A, B), SortedMap[A, B]] = SortedMap.newBuilder[A, B] + override def empty: SortedMap[A, B] = SortedMap.empty + override def updated [B1 >: B](key: A, value: B1): SortedMap[A, B1] = this + ((key, value)) /** Add a key/value pair to this map. |