29 lines
911 B
JavaScript
29 lines
911 B
JavaScript
import lastDayOfWeek from "../lastDayOfWeek/index.js";
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import requiredArgs from "../_lib/requiredArgs/index.js";
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/**
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* @name lastDayOfISOWeek
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* @category ISO Week Helpers
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* @summary Return the last day of an ISO week for the given date.
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*
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* @description
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* Return the last day of an ISO 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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* ISO week-numbering year: http://en.wikipedia.org/wiki/ISO_week_date
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*
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* @param {Date|Number} date - the original date
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* @returns {Date} the last day of an ISO week
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* @throws {TypeError} 1 argument required
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*
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* @example
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* // The last day of an ISO week for 2 September 2014 11:55:00:
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* const result = lastDayOfISOWeek(new Date(2014, 8, 2, 11, 55, 0))
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* //=> Sun Sep 07 2014 00:00:00
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*/
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export default function lastDayOfISOWeek(dirtyDate) {
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requiredArgs(1, arguments);
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return lastDayOfWeek(dirtyDate, {
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weekStartsOn: 1
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});
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} |