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51 lines
1.6 KiB
51 lines
1.6 KiB
3 years ago
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"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = setISOWeek;
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var _index = _interopRequireDefault(require("../_lib/toInteger/index.js"));
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var _index2 = _interopRequireDefault(require("../toDate/index.js"));
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var _index3 = _interopRequireDefault(require("../getISOWeek/index.js"));
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var _index4 = _interopRequireDefault(require("../_lib/requiredArgs/index.js"));
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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/**
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* @name setISOWeek
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* @category ISO Week Helpers
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* @summary Set the ISO week to the given date.
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*
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* @description
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* Set the ISO week to the given date, saving the weekday number.
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*
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* ISO week-numbering year: http://en.wikipedia.org/wiki/ISO_week_date
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*
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* ### v2.0.0 breaking changes:
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*
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* - [Changes that are common for the whole library](https://github.com/date-fns/date-fns/blob/master/docs/upgradeGuide.md#Common-Changes).
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*
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* @param {Date|Number} date - the date to be changed
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* @param {Number} isoWeek - the ISO week of the new date
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* @returns {Date} the new date with the ISO week set
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* @throws {TypeError} 2 arguments required
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*
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* @example
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* // Set the 53rd ISO week to 7 August 2004:
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* var result = setISOWeek(new Date(2004, 7, 7), 53)
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* //=> Sat Jan 01 2005 00:00:00
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*/
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function setISOWeek(dirtyDate, dirtyISOWeek) {
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(0, _index4.default)(2, arguments);
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var date = (0, _index2.default)(dirtyDate);
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var isoWeek = (0, _index.default)(dirtyISOWeek);
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var diff = (0, _index3.default)(date) - isoWeek;
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date.setDate(date.getDate() - diff * 7);
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return date;
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}
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module.exports = exports.default;
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