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34 lines
1.1 KiB
34 lines
1.1 KiB
3 years ago
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import toInteger from '../_lib/toInteger/index.js';
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import toDate from '../toDate/index.js';
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import requiredArgs from '../_lib/requiredArgs/index.js';
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/**
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* @name setDayOfYear
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* @category Day Helpers
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* @summary Set the day of the year to the given date.
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*
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* @description
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* Set the day of the year to the given date.
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*
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* ### v2.0.0 breaking changes:
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*
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* - [Changes that are common for the whole library](https://github.com/date-fns/date-fns/blob/master/docs/upgradeGuide.md#Common-Changes).
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*
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* @param {Date|Number} date - the date to be changed
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* @param {Number} dayOfYear - the day of the year of the new date
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* @returns {Date} the new date with the day of the year set
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* @throws {TypeError} 2 arguments required
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*
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* @example
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* // Set the 2nd day of the year to 2 July 2014:
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* var result = setDayOfYear(new Date(2014, 6, 2), 2)
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* //=> Thu Jan 02 2014 00:00:00
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*/
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export default function setDayOfYear(dirtyDate, dirtyDayOfYear) {
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requiredArgs(2, arguments);
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var date = toDate(dirtyDate);
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var dayOfYear = toInteger(dirtyDayOfYear);
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date.setMonth(0);
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date.setDate(dayOfYear);
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return date;
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}
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