Function configKeysFromStruct

help_config.go:124–144

(cfg interface{})

}

func configKeysFromStruct(cfg interface{}) ([]helpConfigKey, error) {
	var keys []helpConfigKey

	tf := reflect.TypeOf(cfg).Elem()
	for i := 0; i < tf.NumField(); i++ {
		f := tf.Field(i)

		// skip unexported fields
		if f.PkgPath != "" && !f.Anonymous {
			continue
		}

		key, err := newHelpConfigKeyFromField(f)
		if err != nil {
			return nil, fmt.Errorf("error at exported key %d: %v", i, err)
		}
		keys = append(keys, key)
	}

	return keys, nil
}

func newHelpConfigKeyFromField(f reflect.StructField) (helpConfigKey, error) {
	h := helpConfigKey{