package phoneutil import ( "errors" "github.com/nyaruka/phonenumbers" ) func ParseAndFormatPhoneNumber(phoneNumber string) (string, error) { parsedNumber, err := phonenumbers.Parse(phoneNumber, "RU") if err != nil { return "", err } result := phonenumbers.Format(parsedNumber, phonenumbers.E164) if result == "" { return "", errors.New("failed to format phone number") } return result, nil }