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Diffstat (limited to 'node_modules/date-fns/getISOWeekYear/index.js')
| -rw-r--r-- | node_modules/date-fns/getISOWeekYear/index.js | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/node_modules/date-fns/getISOWeekYear/index.js b/node_modules/date-fns/getISOWeekYear/index.js deleted file mode 100644 index f32dede..0000000 --- a/node_modules/date-fns/getISOWeekYear/index.js +++ /dev/null @@ -1,51 +0,0 @@ -"use strict"; - -var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault").default; -Object.defineProperty(exports, "__esModule", { - value: true -}); -exports.default = getISOWeekYear; -var _index = _interopRequireDefault(require("../toDate/index.js")); -var _index2 = _interopRequireDefault(require("../startOfISOWeek/index.js")); -var _index3 = _interopRequireDefault(require("../_lib/requiredArgs/index.js")); -/** - * @name getISOWeekYear - * @category ISO Week-Numbering Year Helpers - * @summary Get the ISO week-numbering year of the given date. - * - * @description - * Get the ISO week-numbering year of the given date, - * which always starts 3 days before the year's first Thursday. - * - * ISO week-numbering year: http://en.wikipedia.org/wiki/ISO_week_date - * - * @param {Date|Number} date - the given date - * @returns {Number} the ISO week-numbering year - * @throws {TypeError} 1 argument required - * - * @example - * // Which ISO-week numbering year is 2 January 2005? - * const result = getISOWeekYear(new Date(2005, 0, 2)) - * //=> 2004 - */ -function getISOWeekYear(dirtyDate) { - (0, _index3.default)(1, arguments); - var date = (0, _index.default)(dirtyDate); - var year = date.getFullYear(); - var fourthOfJanuaryOfNextYear = new Date(0); - fourthOfJanuaryOfNextYear.setFullYear(year + 1, 0, 4); - fourthOfJanuaryOfNextYear.setHours(0, 0, 0, 0); - var startOfNextYear = (0, _index2.default)(fourthOfJanuaryOfNextYear); - var fourthOfJanuaryOfThisYear = new Date(0); - fourthOfJanuaryOfThisYear.setFullYear(year, 0, 4); - fourthOfJanuaryOfThisYear.setHours(0, 0, 0, 0); - var startOfThisYear = (0, _index2.default)(fourthOfJanuaryOfThisYear); - if (date.getTime() >= startOfNextYear.getTime()) { - return year + 1; - } else if (date.getTime() >= startOfThisYear.getTime()) { - return year; - } else { - return year - 1; - } -} -module.exports = exports.default;
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