Format Phone Number while typing with libphonenumber library

PhoneNumberFormatter.kt

private val countryCode: String = Locale.getDefault().country
private val phoneNumberFormatter = PhoneNumberUtil.getInstance().getAsYouTypeFormatter(countryCode)

private fun getFormattedNumber(lastNonSeparator: Char, hasCursor: Boolean): String? {
    return if (hasCursor) {
        phoneNumberFormatter.inputDigitAndRememberPosition(lastNonSeparator)
    } else {
        phoneNumberFormatter.inputDigit(lastNonSeparator)
    }
}