index.js 1.5 KB

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  1. "use strict";
  2. Object.defineProperty(exports, "__esModule", {
  3. value: true
  4. });
  5. exports.default = addWeeks;
  6. var _index = _interopRequireDefault(require("../_lib/toInteger/index.js"));
  7. var _index2 = _interopRequireDefault(require("../addDays/index.js"));
  8. var _index3 = _interopRequireDefault(require("../_lib/requiredArgs/index.js"));
  9. function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
  10. /**
  11. * @name addWeeks
  12. * @category Week Helpers
  13. * @summary Add the specified number of weeks to the given date.
  14. *
  15. * @description
  16. * Add the specified number of week to the given date.
  17. *
  18. * ### v2.0.0 breaking changes:
  19. *
  20. * - [Changes that are common for the whole library](https://github.com/date-fns/date-fns/blob/master/docs/upgradeGuide.md#Common-Changes).
  21. *
  22. * @param {Date|Number} date - the date to be changed
  23. * @param {Number} amount - the amount of weeks to be added. Positive decimals will be rounded using `Math.floor`, decimals less than zero will be rounded using `Math.ceil`.
  24. * @returns {Date} the new date with the weeks added
  25. * @throws {TypeError} 2 arguments required
  26. *
  27. * @example
  28. * // Add 4 weeks to 1 September 2014:
  29. * const result = addWeeks(new Date(2014, 8, 1), 4)
  30. * //=> Mon Sep 29 2014 00:00:00
  31. */
  32. function addWeeks(dirtyDate, dirtyAmount) {
  33. (0, _index3.default)(2, arguments);
  34. var amount = (0, _index.default)(dirtyAmount);
  35. var days = amount * 7;
  36. return (0, _index2.default)(dirtyDate, days);
  37. }
  38. module.exports = exports.default;