fix task tests

tasks/src/test/scala/DemoTask.scala

@@ -92,7 +92,8 @@ object Task
 		def dependsOn(tasks: Task[_]*): Task[S] = new DependsOn(in, tasks)
 	}
 
-	implicit val taskToNode = new (Task ~> NodeT[Task]#Apply) {
+	implicit val taskToNode = new NodeView[Task] {
+		def inline[T](a: Task[T]): Option[() => T] = None
 		def apply[T](t: Task[T]): Node[Task, T] = t match {
 			case Pure(eval) => toNode[T, HNil](KNil, _ => Right(eval()) )
 			case Mapped(in, f) => toNode(in, right ∙ f  )
@@ -138,7 +139,6 @@ object Task
 	def run[T](root: Task[T], checkCycles: Boolean, maxWorkers: Int): Result[T] =
 	{
 		val (service, shutdown) = CompletionService[Task[_], Completed](maxWorkers)
-		
 		val x = new Execute[Task](checkCycles, Execute.noTriggers)(taskToNode)
 		try { x.run(root)(service) } finally { shutdown() }
 	}

tasks/standard/src/test/scala/TaskSerial.scala

@@ -67,7 +67,7 @@ object TaskTest
 	{
 		val (service, shutdown) = completionService[Task[_],Completed](restrictions, (x: String) => System.err.println(x))
 		
-		val x = new Execute[Task](checkCycles, Execute.noTriggers)(taskToNode)
+		val x = new Execute[Task](checkCycles, Execute.noTriggers)(taskToNode(idK[Task]))
 		try { x.run(root)(service) } finally { shutdown() }
 	}
 	def tryRun[T](root: Task[T], checkCycles: Boolean, restrictions: ConcurrentRestrictions[Task[_]]): T =

util/collection/TypeFunctions.scala

@@ -26,6 +26,7 @@ trait TypeFunctions
 	implicit def toFn1[A,B](f: A => B): Fn1[A,B] = new Fn1[A,B] {
 		def ∙[C](g: C => A) = f compose g
 	}
+	def idK[M[_]]: M ~> M = new (M ~> M) { def apply[T](m: M[T]): M[T] = m }
 	
 	type Endo[T] = T=>T
 	type ~>|[A[_],B[_]] = A ~> Compose[Option, B]#Apply