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 王天杨
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import { toDate } from "./toDate.mjs";
import { getDefaultOptions } from "./_lib/defaultOptions.mjs";
/**
* The {@link endOfWeek} function options.
*/
/**
* @name endOfWeek
* @category Week Helpers
* @summary Return the end of a week for the given date.
*
* @description
* Return the end of a week for the given date.
* The result will be in the local timezone.
*
* @typeParam DateType - The `Date` type, the function operates on. Gets inferred from passed arguments. Allows to use extensions like [`UTCDate`](https://github.com/date-fns/utc).
*
* @param date - The original date
* @param options - An object with options
*
* @returns The end of a week
*
* @example
* // The end of a week for 2 September 2014 11:55:00:
* const result = endOfWeek(new Date(2014, 8, 2, 11, 55, 0))
* //=> Sat Sep 06 2014 23:59:59.999
*
* @example
* // If the week starts on Monday, the end of the week for 2 September 2014 11:55:00:
* const result = endOfWeek(new Date(2014, 8, 2, 11, 55, 0), { weekStartsOn: 1 })
* //=> Sun Sep 07 2014 23:59:59.999
*/
export function endOfWeek(date, options) {
const defaultOptions = getDefaultOptions();
const weekStartsOn =
options?.weekStartsOn ??
options?.locale?.options?.weekStartsOn ??
defaultOptions.weekStartsOn ??
defaultOptions.locale?.options?.weekStartsOn ??
0;
const _date = toDate(date);
const day = _date.getDay();
const diff = (day < weekStartsOn ? -7 : 0) + 6 - (day - weekStartsOn);
_date.setDate(_date.getDate() + diff);
_date.setHours(23, 59, 59, 999);
return _date;
}
// Fallback for modularized imports:
export default endOfWeek;
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