add map

wlue · Feb 14, 2013 · 7dfd9d8 · 7dfd9d8
1 parent 8e38487
commit 7dfd9d8
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/algebird-util/src/main/scala/com/twitter/algebird/util/UtilAlgebras.scala b/algebird-util/src/main/scala/com/twitter/algebird/util/UtilAlgebras.scala
@@ -21,11 +21,13 @@ import com.twitter.util.{ Future, Return, Try }
 
 object UtilAlgebras {
   implicit val futureMonad: Monad[Future] = new Monad[Future] {
-    def apply[T](v: T) = Future.value(v);
+    def apply[T](v: T) = Future.value(v)
+    override def map[T, U](m: Future[T])(fn: T => U) = m.map(fn)
     def flatMap[T, U](m: Future[T])(fn: T => Future[U]) = m.flatMap(fn)
   }
   implicit val tryMonad: Monad[Try] = new Monad[Try] {
-    def apply[T](v: T) = Return(v);
+    def apply[T](v: T) = Return(v)
+    override def map[T, U](m: Try[T])(fn: T => U) = m.map(fn)
     def flatMap[T,U](m: Try[T])(fn: T => Try[U]) = m.flatMap(fn)
   }