// Stringifies the flag and returns the first line.
func shortFlag(flag cli.Flag) string {
ss := strings.Split(flag.String(), "\n")
if len(ss) == 0 {
return ""
}
return ss[0]
}
func longName(f cli.Flag) string {
parts := strings.Split(f.String(), ",")
return strings.TrimLeft(parts[0], "-")
}