package domain import ( "fmt" "os" ) func (d *Domain) CloseGame() { fmt.Println("Close game") } func (d *Domain) LoadtGame() { fmt.Println("Load game") } func (d *Domain) SaveGame() { fmt.Println("Save game") } func (d *Domain) StartGame() { fmt.Println("Start game") } func (d *Domain) ExitGame() { fmt.Println("Exit game") os.Exit(1) }