Function showUsageAndExit

examples/nats-echo/main.go:40–43

(exitcode int)

}

func showUsageAndExit(exitcode int) {
	usage()
	os.Exit(exitcode)
}

func printMsg(m *nats.Msg, i int) {
	log.Printf("[#%d] Echoing from [%s] to [%s]: %q", i, m.Subject, m.Reply, m.Data)