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Don't crash when no arguments are given

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This commit is contained in:
lawl 2021-03-20 20:22:38 +01:00
parent c271bc986d
commit a2bcc9685a
1 changed files with 6 additions and 0 deletions
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6
main.go
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@ -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" {