You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
40 lines
1.4 KiB
40 lines
1.4 KiB
"use strict";
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.default = getUTCISOWeekYear;
|
|
|
|
var _index = _interopRequireDefault(require("../../toDate/index.js"));
|
|
|
|
var _index2 = _interopRequireDefault(require("../startOfUTCISOWeek/index.js"));
|
|
|
|
var _index3 = _interopRequireDefault(require("../requiredArgs/index.js"));
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
// This function will be a part of public API when UTC function will be implemented.
|
|
// See issue: https://github.com/date-fns/date-fns/issues/376
|
|
function getUTCISOWeekYear(dirtyDate) {
|
|
(0, _index3.default)(1, arguments);
|
|
var date = (0, _index.default)(dirtyDate);
|
|
var year = date.getUTCFullYear();
|
|
var fourthOfJanuaryOfNextYear = new Date(0);
|
|
fourthOfJanuaryOfNextYear.setUTCFullYear(year + 1, 0, 4);
|
|
fourthOfJanuaryOfNextYear.setUTCHours(0, 0, 0, 0);
|
|
var startOfNextYear = (0, _index2.default)(fourthOfJanuaryOfNextYear);
|
|
var fourthOfJanuaryOfThisYear = new Date(0);
|
|
fourthOfJanuaryOfThisYear.setUTCFullYear(year, 0, 4);
|
|
fourthOfJanuaryOfThisYear.setUTCHours(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; |