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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = isIBAN;
exports.locales = void 0;
var _assertString = _interopRequireDefault(require("./util/assertString"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
/**
* List of country codes with
* corresponding IBAN regular expression
* Reference: https://en.wikipedia.org/wiki/International_Bank_Account_Number
*/
var ibanRegexThroughCountryCode = {
AD: /^(AD[0-9]{2})\d{8}[A-Z0-9]{12}$/,
AE: /^(AE[0-9]{2})\d{3}\d{16}$/,
AL: /^(AL[0-9]{2})\d{8}[A-Z0-9]{16}$/,
AT: /^(AT[0-9]{2})\d{16}$/,
AZ: /^(AZ[0-9]{2})[A-Z0-9]{4}\d{20}$/,
BA: /^(BA[0-9]{2})\d{16}$/,
BE: /^(BE[0-9]{2})\d{12}$/,
BG: /^(BG[0-9]{2})[A-Z]{4}\d{6}[A-Z0-9]{8}$/,
BH: /^(BH[0-9]{2})[A-Z]{4}[A-Z0-9]{14}$/,
BR: /^(BR[0-9]{2})\d{23}[A-Z]{1}[A-Z0-9]{1}$/,
BY: /^(BY[0-9]{2})[A-Z0-9]{4}\d{20}$/,
CH: /^(CH[0-9]{2})\d{5}[A-Z0-9]{12}$/,
CR: /^(CR[0-9]{2})\d{18}$/,
CY: /^(CY[0-9]{2})\d{8}[A-Z0-9]{16}$/,
CZ: /^(CZ[0-9]{2})\d{20}$/,
DE: /^(DE[0-9]{2})\d{18}$/,
DK: /^(DK[0-9]{2})\d{14}$/,
DO: /^(DO[0-9]{2})[A-Z]{4}\d{20}$/,
EE: /^(EE[0-9]{2})\d{16}$/,
EG: /^(EG[0-9]{2})\d{25}$/,
ES: /^(ES[0-9]{2})\d{20}$/,
FI: /^(FI[0-9]{2})\d{14}$/,
FO: /^(FO[0-9]{2})\d{14}$/,
FR: /^(FR[0-9]{2})\d{10}[A-Z0-9]{11}\d{2}$/,
GB: /^(GB[0-9]{2})[A-Z]{4}\d{14}$/,
GE: /^(GE[0-9]{2})[A-Z0-9]{2}\d{16}$/,
GI: /^(GI[0-9]{2})[A-Z]{4}[A-Z0-9]{15}$/,
GL: /^(GL[0-9]{2})\d{14}$/,
GR: /^(GR[0-9]{2})\d{7}[A-Z0-9]{16}$/,
GT: /^(GT[0-9]{2})[A-Z0-9]{4}[A-Z0-9]{20}$/,
HR: /^(HR[0-9]{2})\d{17}$/,
HU: /^(HU[0-9]{2})\d{24}$/,
IE: /^(IE[0-9]{2})[A-Z0-9]{4}\d{14}$/,
IL: /^(IL[0-9]{2})\d{19}$/,
IQ: /^(IQ[0-9]{2})[A-Z]{4}\d{15}$/,
IR: /^(IR[0-9]{2})0\d{2}0\d{18}$/,
IS: /^(IS[0-9]{2})\d{22}$/,
IT: /^(IT[0-9]{2})[A-Z]{1}\d{10}[A-Z0-9]{12}$/,
JO: /^(JO[0-9]{2})[A-Z]{4}\d{22}$/,
KW: /^(KW[0-9]{2})[A-Z]{4}[A-Z0-9]{22}$/,
KZ: /^(KZ[0-9]{2})\d{3}[A-Z0-9]{13}$/,
LB: /^(LB[0-9]{2})\d{4}[A-Z0-9]{20}$/,
LC: /^(LC[0-9]{2})[A-Z]{4}[A-Z0-9]{24}$/,
LI: /^(LI[0-9]{2})\d{5}[A-Z0-9]{12}$/,
LT: /^(LT[0-9]{2})\d{16}$/,
LU: /^(LU[0-9]{2})\d{3}[A-Z0-9]{13}$/,
LV: /^(LV[0-9]{2})[A-Z]{4}[A-Z0-9]{13}$/,
MC: /^(MC[0-9]{2})\d{10}[A-Z0-9]{11}\d{2}$/,
MD: /^(MD[0-9]{2})[A-Z0-9]{20}$/,
ME: /^(ME[0-9]{2})\d{18}$/,
MK: /^(MK[0-9]{2})\d{3}[A-Z0-9]{10}\d{2}$/,
MR: /^(MR[0-9]{2})\d{23}$/,
MT: /^(MT[0-9]{2})[A-Z]{4}\d{5}[A-Z0-9]{18}$/,
MU: /^(MU[0-9]{2})[A-Z]{4}\d{19}[A-Z]{3}$/,
MZ: /^(MZ[0-9]{2})\d{21}$/,
NL: /^(NL[0-9]{2})[A-Z]{4}\d{10}$/,
NO: /^(NO[0-9]{2})\d{11}$/,
PK: /^(PK[0-9]{2})[A-Z0-9]{4}\d{16}$/,
PL: /^(PL[0-9]{2})\d{24}$/,
PS: /^(PS[0-9]{2})[A-Z0-9]{4}\d{21}$/,
PT: /^(PT[0-9]{2})\d{21}$/,
QA: /^(QA[0-9]{2})[A-Z]{4}[A-Z0-9]{21}$/,
RO: /^(RO[0-9]{2})[A-Z]{4}[A-Z0-9]{16}$/,
RS: /^(RS[0-9]{2})\d{18}$/,
SA: /^(SA[0-9]{2})\d{2}[A-Z0-9]{18}$/,
SC: /^(SC[0-9]{2})[A-Z]{4}\d{20}[A-Z]{3}$/,
SE: /^(SE[0-9]{2})\d{20}$/,
SI: /^(SI[0-9]{2})\d{15}$/,
SK: /^(SK[0-9]{2})\d{20}$/,
SM: /^(SM[0-9]{2})[A-Z]{1}\d{10}[A-Z0-9]{12}$/,
SV: /^(SV[0-9]{2})[A-Z0-9]{4}\d{20}$/,
TL: /^(TL[0-9]{2})\d{19}$/,
TN: /^(TN[0-9]{2})\d{20}$/,
TR: /^(TR[0-9]{2})\d{5}[A-Z0-9]{17}$/,
UA: /^(UA[0-9]{2})\d{6}[A-Z0-9]{19}$/,
VA: /^(VA[0-9]{2})\d{18}$/,
VG: /^(VG[0-9]{2})[A-Z0-9]{4}\d{16}$/,
XK: /^(XK[0-9]{2})\d{16}$/
};
/**
* Check whether string has correct universal IBAN format
* The IBAN consists of up to 34 alphanumeric characters, as follows:
* Country Code using ISO 3166-1 alpha-2, two letters
* check digits, two digits and
* Basic Bank Account Number (BBAN), up to 30 alphanumeric characters.
* NOTE: Permitted IBAN characters are: digits [0-9] and the 26 latin alphabetic [A-Z]
*
* @param {string} str - string under validation
* @return {boolean}
*/
function hasValidIbanFormat(str) {
// Strip white spaces and hyphens
var strippedStr = str.replace(/[\s\-]+/gi, '').toUpperCase();
var isoCountryCode = strippedStr.slice(0, 2).toUpperCase();
return isoCountryCode in ibanRegexThroughCountryCode && ibanRegexThroughCountryCode[isoCountryCode].test(strippedStr);
}
/**
* Check whether string has valid IBAN Checksum
* by performing basic mod-97 operation and
* the remainder should equal 1
* -- Start by rearranging the IBAN by moving the four initial characters to the end of the string
* -- Replace each letter in the string with two digits, A -> 10, B = 11, Z = 35
* -- Interpret the string as a decimal integer and
* -- compute the remainder on division by 97 (mod 97)
* Reference: https://en.wikipedia.org/wiki/International_Bank_Account_Number
*
* @param {string} str
* @return {boolean}
*/
function hasValidIbanChecksum(str) {
var strippedStr = str.replace(/[^A-Z0-9]+/gi, '').toUpperCase(); // Keep only digits and A-Z latin alphabetic
var rearranged = strippedStr.slice(4) + strippedStr.slice(0, 4);
var alphaCapsReplacedWithDigits = rearranged.replace(/[A-Z]/g, function (char) {
return char.charCodeAt(0) - 55;
});
var remainder = alphaCapsReplacedWithDigits.match(/\d{1,7}/g).reduce(function (acc, value) {
return Number(acc + value) % 97;
}, '');
return remainder === 1;
}
function isIBAN(str) {
(0, _assertString.default)(str);
return hasValidIbanFormat(str) && hasValidIbanChecksum(str);
}
var locales = Object.keys(ibanRegexThroughCountryCode);
exports.locales = locales;
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