diff options
Diffstat (limited to 'src/library/scala/concurrent')
-rw-r--r-- | src/library/scala/concurrent/Future.scala | 23 | ||||
-rw-r--r-- | src/library/scala/concurrent/package.scala | 5 |
2 files changed, 2 insertions, 26 deletions
diff --git a/src/library/scala/concurrent/Future.scala b/src/library/scala/concurrent/Future.scala index 320a4f22b8..4b9e74708d 100644 --- a/src/library/scala/concurrent/Future.scala +++ b/src/library/scala/concurrent/Future.scala @@ -522,29 +522,6 @@ trait Future[+T] extends Awaitable[T] { p.future } - /** Creates a new future which holds the result of either this future or `that` future, depending on - * which future was completed first. - * - * $nonDeterministic - * - * Example: - * {{{ - * val f = future { sys.error("failed") } - * val g = future { 5 } - * val h = f either g - * await(h, 0) // evaluates to either 5 or throws a runtime exception - * }}} - */ - def either[U >: T](that: Future[U]): Future[U] = { - val p = Promise[U]() - val completePromise: PartialFunction[Try[U], _] = { case result => p tryComplete result } - - this onComplete completePromise - that onComplete completePromise - - p.future - } - } diff --git a/src/library/scala/concurrent/package.scala b/src/library/scala/concurrent/package.scala index f7c732b851..3e849f1722 100644 --- a/src/library/scala/concurrent/package.scala +++ b/src/library/scala/concurrent/package.scala @@ -29,13 +29,12 @@ package object concurrent { */ def future[T](body: =>T)(implicit execctx: ExecutionContext): Future[T] = Future[T](body) - /** Creates a promise object which can be completed with a value. + /** Creates a promise object which can be completed with a value or an exception. * * @tparam T the type of the value in the promise - * @param execctx the execution context on which the promise is created on * @return the newly created `Promise` object */ - def promise[T]()(implicit execctx: ExecutionContext): Promise[T] = Promise[T]() + def promise[T](): Promise[T] = Promise[T]() /** Used to designate a piece of code which potentially blocks, allowing the current [[BlockContext]] to adjust * the runtime's behavior. |