code: func (f *defaultFormats) Validates(name, data string) bool {
  	f.Lock()
  	defer f.Unlock()
  	nme := f.normalizeName(name)
  	for _, v := range f.data {
  		if v.Name == nme {
  			return v.Validator(data)
  		}
  	}
  	return false
  }
docs: // Validates passed data against format.
  //
  // Note that the format name is automatically normalized, e.g. one may
  // use "date-time" to use the "datetime" format validator.