put more of game init in NewGame

game.go

@@ -24,7 +24,7 @@ type game struct {
 }
 
 func NewGame(id string, width, height float64) *game {
-	return &game{
+	g := &game{
 		id:          id,
 		register:    make(chan *player),
 		unregister:  make(chan *player),
@@ -39,9 +39,7 @@ func NewGame(id string, width, height float64) *game {
 		sunregister: make(chan *Spectator),
 		kill:        make(chan bool),
 	}
-}
 
-func (g *game) run() {
 	g.robot_id = make(chan int)
 	go func() {
 		for i := 0; ; i++ {
@@ -49,6 +47,11 @@ func (g *game) run() {
 		}
 	}()
 
+	return g
+
+}
+
+func (g *game) run() {
 	for {
 		select {
 		case <-g.kill: