Marc Mintel
5397309103
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38 lines
1.2 KiB
Plaintext
38 lines
1.2 KiB
Plaintext
"use strict";
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exports.lastDayOfDecade = lastDayOfDecade;
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var _index = require("./toDate.cjs");
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/**
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* The {@link lastDayOfDecade} function options.
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*/
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/**
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* @name lastDayOfDecade
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* @category Decade Helpers
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* @summary Return the last day of a decade for the given date.
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*
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* @description
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* Return the last day of a decade for the given date.
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*
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* @typeParam DateType - The `Date` type, the function operates on. Gets inferred from passed arguments. Allows using extensions like [`UTCDate`](https://github.com/date-fns/utc).
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* @typeParam ResultDate - The result `Date` type; inferred from arguments or specified by context.
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*
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* @param date - The original date
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* @param options - The options
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*
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* @returns The last day of a decade
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*
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* @example
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* // The last day of a decade for 21 December 2012 21:12:00:
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* const result = lastDayOfDecade(new Date(2012, 11, 21, 21, 12, 00))
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* //=> Wed Dec 31 2019 00:00:00
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*/
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function lastDayOfDecade(date, options) {
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const _date = (0, _index.toDate)(date, options?.in);
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const year = _date.getFullYear();
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const decade = 9 + Math.floor(year / 10) * 10;
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_date.setFullYear(decade + 1, 0, 0);
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_date.setHours(0, 0, 0, 0);
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return (0, _index.toDate)(_date, options?.in);
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}
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