Marc Mintel
5397309103
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55 lines
1.8 KiB
Plaintext
55 lines
1.8 KiB
Plaintext
import { getDefaultOptions } from "./_lib/defaultOptions.js";
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import { toDate } from "./toDate.js";
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/**
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* The {@link endOfWeek} function options.
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*/
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/**
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* @name endOfWeek
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* @category Week Helpers
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* @summary Return the end of a week for the given date.
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*
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* @description
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* Return the end of a week for the given date.
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* The result will be in the local timezone.
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*
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* @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).
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* @typeParam ResultDate - The result `Date` type, it is the type returned from the context function if it is passed, or inferred from the arguments.
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*
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* @param date - The original date
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* @param options - An object with options
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*
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* @returns The end of a week
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*
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* @example
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* // The end of a week for 2 September 2014 11:55:00:
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* const result = endOfWeek(new Date(2014, 8, 2, 11, 55, 0))
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* //=> Sat Sep 06 2014 23:59:59.999
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*
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* @example
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* // If the week starts on Monday, the end of the week for 2 September 2014 11:55:00:
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* const result = endOfWeek(new Date(2014, 8, 2, 11, 55, 0), { weekStartsOn: 1 })
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* //=> Sun Sep 07 2014 23:59:59.999
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*/
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export function endOfWeek(date, options) {
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const defaultOptions = getDefaultOptions();
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const weekStartsOn =
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options?.weekStartsOn ??
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options?.locale?.options?.weekStartsOn ??
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defaultOptions.weekStartsOn ??
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defaultOptions.locale?.options?.weekStartsOn ??
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0;
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const _date = toDate(date, options?.in);
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const day = _date.getDay();
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const diff = (day < weekStartsOn ? -7 : 0) + 6 - (day - weekStartsOn);
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_date.setDate(_date.getDate() + diff);
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_date.setHours(23, 59, 59, 999);
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return _date;
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}
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// Fallback for modularized imports:
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export default endOfWeek;
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