Fix confused logic

scala · Jan 17, 2017 · 778c601 · 778c601
1 parent 413e53d
commit 778c601
Showing 1 changed file with 4 additions and 3 deletions.
diff --git a/src/main/scala/strawman/collection/Iterable.scala b/src/main/scala/strawman/collection/Iterable.scala
@@ -168,9 +168,10 @@ trait IterableMonoTransforms[+A, +Repr] extends Any {
   def drop(n: Int): Repr = fromIterableWithSameElemType(View.Drop(coll, n))
 
   /** The rest of the collection without its first element. */
-  def tail: Repr =
-    if (coll.isEmpty) drop(1)
-    else throw new UnsupportedOperationException
+  def tail: Repr = {
+    if (coll.isEmpty) throw new UnsupportedOperationException
+    drop(1)
+  }
 }
 
 /** Transforms over iterables that can return collections of different element types.