isCreditCard.js 1.9 KB

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  1. "use strict";
  2. Object.defineProperty(exports, "__esModule", {
  3. value: true
  4. });
  5. exports.default = isCreditCard;
  6. var _assertString = _interopRequireDefault(require("./util/assertString"));
  7. var _isLuhnNumber = _interopRequireDefault(require("./isLuhnNumber"));
  8. function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
  9. var cards = {
  10. amex: /^3[47][0-9]{13}$/,
  11. dinersclub: /^3(?:0[0-5]|[68][0-9])[0-9]{11}$/,
  12. discover: /^6(?:011|5[0-9][0-9])[0-9]{12,15}$/,
  13. jcb: /^(?:2131|1800|35\d{3})\d{11}$/,
  14. mastercard: /^5[1-5][0-9]{2}|(222[1-9]|22[3-9][0-9]|2[3-6][0-9]{2}|27[01][0-9]|2720)[0-9]{12}$/,
  15. // /^[25][1-7][0-9]{14}$/;
  16. unionpay: /^(6[27][0-9]{14}|^(81[0-9]{14,17}))$/,
  17. visa: /^(?:4[0-9]{12})(?:[0-9]{3,6})?$/
  18. };
  19. var allCards = function () {
  20. var tmpCardsArray = [];
  21. for (var cardProvider in cards) {
  22. // istanbul ignore else
  23. if (cards.hasOwnProperty(cardProvider)) {
  24. tmpCardsArray.push(cards[cardProvider]);
  25. }
  26. }
  27. return tmpCardsArray;
  28. }();
  29. function isCreditCard(card) {
  30. var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
  31. (0, _assertString.default)(card);
  32. var provider = options.provider;
  33. var sanitized = card.replace(/[- ]+/g, '');
  34. if (provider && provider.toLowerCase() in cards) {
  35. // specific provider in the list
  36. if (!cards[provider.toLowerCase()].test(sanitized)) {
  37. return false;
  38. }
  39. } else if (provider && !(provider.toLowerCase() in cards)) {
  40. /* specific provider not in the list */
  41. throw new Error("".concat(provider, " is not a valid credit card provider."));
  42. } else if (!allCards.some(function (cardProvider) {
  43. return cardProvider.test(sanitized);
  44. })) {
  45. // no specific provider
  46. return false;
  47. }
  48. return (0, _isLuhnNumber.default)(card);
  49. }
  50. module.exports = exports.default;
  51. module.exports.default = exports.default;