Don't crash when no arguments are given

This commit is contained in:
lawl 2021-03-20 20:22:38 +01:00
parent c271bc986d
commit a2bcc9685a

View File

@ -112,6 +112,12 @@ func main() {
flag.Parse()
args := flag.Args()
argslen := len(args)
if argslen < 1 {
fmt.Fprintf(os.Stderr, "Usage: ./hs9001 <add/search/init>\n")
return
}
cmd := args[0]
if cmd == "add" {