35 lines
1.0 KiB
JavaScript
35 lines
1.0 KiB
JavaScript
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import toDate from '../toDate/index.js';
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/**
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* @name endOfYear
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* @category Year Helpers
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* @summary Return the end of a year for the given date.
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*
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* @description
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* Return the end of a year for the given date.
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* The result will be in the local timezone.
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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 original date
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* @returns {Date} the end of a year
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* @throws {TypeError} 1 argument required
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*
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* @example
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* // The end of a year for 2 September 2014 11:55:00:
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* var result = endOfYear(new Date(2014, 8, 2, 11, 55, 00))
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* //=> Wed Dec 31 2014 23:59:59.999
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*/
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export default function endOfYear(dirtyDate) {
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if (arguments.length < 1) {
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throw new TypeError('1 argument required, but only ' + arguments.length + ' present');
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}
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var date = toDate(dirtyDate);
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var year = date.getFullYear();
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date.setFullYear(year + 1, 0, 0);
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date.setHours(23, 59, 59, 999);
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return date;
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}
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