8bb6430a70
- Replaced broken .NET backend with Node.js/Express - Restored original website design with purple gradient hero - Updated homepage and shop pages with Bootstrap 5 responsive design - Disabled GitHub remote sync - all code now stored locally only - Created backup scripts and documentation - All changes saved on Ubuntu server at /var/www/SkyArtShop
34 lines
925 B
JavaScript
34 lines
925 B
JavaScript
"use strict";
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.default = isLuhnNumber;
|
|
var _assertString = _interopRequireDefault(require("./util/assertString"));
|
|
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
|
|
function isLuhnNumber(str) {
|
|
(0, _assertString.default)(str);
|
|
var sanitized = str.replace(/[- ]+/g, '');
|
|
var sum = 0;
|
|
var digit;
|
|
var tmpNum;
|
|
var shouldDouble;
|
|
for (var i = sanitized.length - 1; i >= 0; i--) {
|
|
digit = sanitized.substring(i, i + 1);
|
|
tmpNum = parseInt(digit, 10);
|
|
if (shouldDouble) {
|
|
tmpNum *= 2;
|
|
if (tmpNum >= 10) {
|
|
sum += tmpNum % 10 + 1;
|
|
} else {
|
|
sum += tmpNum;
|
|
}
|
|
} else {
|
|
sum += tmpNum;
|
|
}
|
|
shouldDouble = !shouldDouble;
|
|
}
|
|
return !!(sum % 10 === 0 ? sanitized : false);
|
|
}
|
|
module.exports = exports.default;
|
|
module.exports.default = exports.default; |