add privileged service subscription, which grants first look at all events but no bus access in handling.

cmd/bustest/main.go

@@ -20,12 +20,10 @@ func main() {
 	resolver := services.NewResolver()
 	sceneMap := services.NewSceneMap(resolver)
 
-	bus.Join(resolver)
-	bus.Join(sceneMap)
+	bus.JoinPrivileged(resolver)
+	bus.JoinPrivileged(sceneMap)
 	bus.Join(services.NewEffectEnforcer(resolver, sceneMap))
 
-	time.Sleep(time.Millisecond)
-
 	bus.RunEvent(events.Connected{Prefix: "nanoleaf:10.80.1.11"})
 
 	numbers := []int{5, 2, 3, 1, 4}
@@ -39,22 +37,16 @@ func main() {
 		})
 	}
 
-	time.Sleep(time.Millisecond)
-
 	bus.RunCommand(commands.ReplaceScene{
 		Match:   "lucifer:name:Hex*",
 		SceneID: 7,
 	})
 
-	time.Sleep(time.Millisecond)
-
 	bus.RunCommand(commands.AddAlias{
 		Match: "nanoleaf:10.80.1.{11,7,16,5}:*",
 		Alias: "lucifer:tag:Magic Lamps",
 	})
 
-	time.Sleep(time.Millisecond)
-
 	for i, id := range []string{"40e5", "dead", "beef", "cafe", "1337"} {
 		bus.RunEvent(events.HardwareState{
 			ID:           "nanoleaf:10.80.1.11:" + id,
@@ -65,8 +57,6 @@ func main() {
 		})
 	}
 
-	time.Sleep(time.Millisecond)
-
 	bus.RunEvent(events.ExternalEvent{
 		Kind: "weather",
 		Values: map[string]string{
@@ -76,8 +66,6 @@ func main() {
 		},
 	})
 
-	time.Sleep(time.Millisecond)
-
 	c1 := gentools.Ptr(color.MustParse("rgb:#ff0000"))
 	c2 := gentools.Ptr(color.MustParse("rgb:#00ff00"))
 	bus.RunCommand(commands.Assign{
@@ -100,8 +88,6 @@ func main() {
 		},
 	})
 
-	time.Sleep(time.Millisecond * 100)
-
 	log.Println("Search \"**:Hexagon {1,5,6}\"")
 	for _, dev := range resolver.Resolve("lucifer:name:Hexagon {1,5,6}") {
 		log.Println("- ID:", dev.ID)