code: func ToParamString(str string) string {
  	if asicsiiRegexp.MatchString(str) {
  		return gorm.ToDBName(strings.Replace(str, " ", "_", -1))
  	}
  	return slug.Make(str)
  }
docs: // ToParamString replaces spaces and separates words (by uppercase letters) with
  // underscores in a string, also downcase it
  // e.g. ToParamString -> to_param_string, To ParamString -> to_param_string