gistfile1.go

func RecordTime(start time.Time) {
    pc, _, _,ok := runtime.Caller(0)                                                                                                                          
    caller := runtime.FuncForPC(pc)
    elapsed := time.Since(start)
    if ok {
        log.Printf("Function `%s` took `%s`",
            caller.Name(), elapsed)
    } else {
        log.Printf("UNKNOWN Function took `%s`", elapsed)
    }

}