package workers func init() { RegisterWorkerFactory("ping", func(parms []string, uid, gid, role, mid, rawMsg string) Worker { return &Ping{ StdAns: NewStdAns(parms, uid, gid, role, mid, rawMsg), } }) } type Ping struct { *StdAns } func (a *Ping) GetMsg() string { return "Pong!" }