func printLangs() {
langs, err := env.SupportedLangs()
if err != nil {
fmt.Fprintf(os.Stderr, "%v\n", err)
return
}
for _, lang := range langs {
fmt.Printf("%s\n", lang)
}
}
func validateLang(lang string) {
langs, err := env.SupportedLangs()
if err != nil {
fmt.Fprintf(os.Stderr, "%v\n", err)
os.Exit(2)
}
langsSlice := sort.StringSlice(langs)
langsSlice.Sort()
if langsSlice.Search(lang) == langsSlice.Len() {
fmt.Fprintf(os.Stderr, "'%s' is not a valid language\n", lang)
fmt.Fprintf(os.Stderr, "Use -languages to see valid options\n")
os.Exit(2)
}
}