get activePhoneNumberType() {
    let pn;
    try {
      pn =
        this._phoneUtil &&
        this._phoneUtil.parsePhoneNumber(this.modelValue, { regionCode: this.activeRegion });
      // eslint-disable-next-line no-empty
    } catch (_) {}
    return pn?.type || 'unknown';
  }
Type of phone number, derived from textbox value. Enum with values:
-'fixed-line'
-'fixed-line-or-mobile'
-'mobile'
-'pager'
-'personal-number'
-'premium-rate'
-'shared-cost'
-'toll-free'
-'uan'
-'voip'
-'unknown'
See https://www.npmjs.com/package/awesome-phonenumber
@readonly
@property {PhoneNumberTypes|undefined} activePhoneNumberTypes