index.js 2.2 KB

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  1. "use strict";
  2. var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault").default;
  3. Object.defineProperty(exports, "__esModule", {
  4. value: true
  5. });
  6. exports.default = formatRFC7231;
  7. var _index = _interopRequireDefault(require("../toDate/index.js"));
  8. var _index2 = _interopRequireDefault(require("../isValid/index.js"));
  9. var _index3 = _interopRequireDefault(require("../_lib/addLeadingZeros/index.js"));
  10. var days = ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'];
  11. var months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
  12. /**
  13. * @name formatRFC7231
  14. * @category Common Helpers
  15. * @summary Format the date according to the RFC 7231 standard (https://tools.ietf.org/html/rfc7231#section-7.1.1.1).
  16. *
  17. * @description
  18. * Return the formatted date string in RFC 7231 format.
  19. * The result will always be in UTC timezone.
  20. *
  21. * @param {Date|Number} date - the original date
  22. * @returns {String} the formatted date string
  23. * @throws {TypeError} 1 argument required
  24. * @throws {RangeError} `date` must not be Invalid Date
  25. *
  26. * @example
  27. * // Represent 18 September 2019 in RFC 7231 format:
  28. * const result = formatRFC7231(new Date(2019, 8, 18, 19, 0, 52))
  29. * //=> 'Wed, 18 Sep 2019 19:00:52 GMT'
  30. */
  31. function formatRFC7231(dirtyDate) {
  32. if (arguments.length < 1) {
  33. throw new TypeError("1 arguments required, but only ".concat(arguments.length, " present"));
  34. }
  35. var originalDate = (0, _index.default)(dirtyDate);
  36. if (!(0, _index2.default)(originalDate)) {
  37. throw new RangeError('Invalid time value');
  38. }
  39. var dayName = days[originalDate.getUTCDay()];
  40. var dayOfMonth = (0, _index3.default)(originalDate.getUTCDate(), 2);
  41. var monthName = months[originalDate.getUTCMonth()];
  42. var year = originalDate.getUTCFullYear();
  43. var hour = (0, _index3.default)(originalDate.getUTCHours(), 2);
  44. var minute = (0, _index3.default)(originalDate.getUTCMinutes(), 2);
  45. var second = (0, _index3.default)(originalDate.getUTCSeconds(), 2);
  46. // Result variables.
  47. return "".concat(dayName, ", ").concat(dayOfMonth, " ").concat(monthName, " ").concat(year, " ").concat(hour, ":").concat(minute, ":").concat(second, " GMT");
  48. }
  49. module.exports = exports.default;