// LanguageTags returns the tags of all languages that have been added in a specific namespace.
func LanguageTags(namespace string) ([]string, error) {
bundle := defaultbundles[namespace]
if bundle == nil {
return nil, fmt.Errorf("there is no namespace %s", namespace)
}
return bundle.LanguageTags(), nil
}
func (cc *constantsCommand) execute() error {
if len(cc.translationFiles) != 1 {
return fmt.Errorf("need one translation file")
}
bundle := bundle.New()
if err := bundle.LoadTranslationFile(cc.translationFiles[0]); err != nil {
return fmt.Errorf("failed to load translation file %s because %s\n", cc.translationFiles[0], err)
}
translations := bundle.Translations()
lang := translations[bundle.LanguageTags()[0]]
// create an array of id to organize
keys := make([]string, len(lang))
i := 0
for id := range lang {
keys[i] = id
i++
}
sort.Strings(keys)
tmpl := &templateHeader{
PackageName: cc.packageName,
Constants: make([]templateConstants, len(keys)),
}
for i, id := range keys {
tmpl.Constants[i].ID = id
tmpl.Constants[i].Name = toCamelCase(id)
tmpl.Constants[i].Comments = toComments(lang[id])
}
filename := filepath.Join(cc.outdir, cc.packageName+".go")
f, err := os.Create(filename)
if err != nil {
return fmt.Errorf("failed to create file %s because %s", filename, err)
}
defer f.Close()
if err = constTemplate.Execute(f, tmpl); err != nil {
return fmt.Errorf("failed to write file %s because %s", filename, err)
}
return nil
}