gree_leran/node_modules/dayjs/esm/plugin/weekOfYear/index.js

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2024-06-14 01:11:29 +00:00
import { MS, Y, D, W } from '../../constant';
export default (function (o, c, d) {
var proto = c.prototype;
proto.week = function (week) {
if (week === void 0) {
week = null;
}
if (week !== null) {
return this.add((week - this.week()) * 7, D);
}
var yearStart = this.$locale().yearStart || 1;
if (this.month() === 11 && this.date() > 25) {
// d(this) is for badMutable
var nextYearStartDay = d(this).startOf(Y).add(1, Y).date(yearStart);
var thisEndOfWeek = d(this).endOf(W);
if (nextYearStartDay.isBefore(thisEndOfWeek)) {
return 1;
}
}
var yearStartDay = d(this).startOf(Y).date(yearStart);
var yearStartWeek = yearStartDay.startOf(W).subtract(1, MS);
var diffInWeek = this.diff(yearStartWeek, W, true);
if (diffInWeek < 0) {
return d(this).startOf('week').week();
}
return Math.ceil(diffInWeek);
};
proto.weeks = function (week) {
if (week === void 0) {
week = null;
}
return this.week(week);
};
});