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Diffstat (limited to 'sources/scala/collection/mutable/Stack.scala')
| -rw-r--r-- | sources/scala/collection/mutable/Stack.scala | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/sources/scala/collection/mutable/Stack.scala b/sources/scala/collection/mutable/Stack.scala index a5ba0f97f2..0cf269dba7 100644 --- a/sources/scala/collection/mutable/Stack.scala +++ b/sources/scala/collection/mutable/Stack.scala @@ -99,12 +99,13 @@ class Stack[A] extends MutableList[A] { * * @return true, iff both stacks contain the same sequence of elements. */ - override def equals(that: Any): Boolean = + override def equals(that: Any): Boolean = ( that.isInstanceOf[Stack[A]] && { val other = that.asInstanceOf[Stack[A]]; elements.zip(other.elements).forall { case Pair(thiselem, thatelem) => thiselem == thatelem; - }}; + }} + ); /** The hashCode method always yields an error, since it is not * safe to use mutable stacks as keys in hash tables. |