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flags.ValidValueOrExit and os.Exit on Help

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This commit is contained in:
bth 2026-01-18 20:17:40 -08:00
commit c19b11e115
5 changed files with 32 additions and 24 deletions
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3
um.go
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@ -18,7 +18,7 @@ const (
sort Subcommand = "sort"
)
var help string = fmt.Sprintf("um [%s | %s | %s | %s]", tag, next, last, sort)
var help string = fmt.Sprintf("um [%s | %s | %s | %s] [--help | -h]", tag, next, last, sort)
func main() {
// TODO: do something useful:
@ -41,6 +41,7 @@ func main() {
case sort:
sortpkg.Sort(args)
default:
fmt.Println("command not found")
fmt.Println(help)
os.Exit(1)
}