29 lines
851 B
JavaScript
29 lines
851 B
JavaScript
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 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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* @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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* const 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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requiredArgs(1, arguments);
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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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} |