add remove component update

pkg/app/component.go

@@ -335,7 +335,7 @@ func (c *Compo) updateWith(v UI) error {
 			Tag("new", reflect.TypeOf(v))
 	}
 
-	// defer c.getDispatcher().preventComponentUpdate(c.this)
+	defer c.getDispatcher().removeComponentUpdate(c.this)
 
 	aval := reflect.Indirect(reflect.ValueOf(c.self()))
 	bval := reflect.Indirect(reflect.ValueOf(v))

pkg/app/dispatcher.go

@@ -64,6 +64,7 @@ type Dispatcher interface {
 	isServerSide() bool
 	resolveStaticResource(string) string
 	preventComponentUpdate(Composer)
+	removeComponentUpdate(Composer)
 }
 
 // ClientDispatcher is the interface that describes a dispatcher that emulates a

pkg/app/engine.go

@@ -311,6 +311,10 @@ func (e *engine) preventComponentUpdate(c Composer) {
 	e.componentUpdates[c] = false
 }
 
+func (e *engine) removeComponentUpdate(c Composer) {
+	delete(e.componentUpdates, c)
+}
+
 func (e *engine) addDeferable(d Dispatch) {
 	e.deferables = append(e.deferables, d)
 }