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- import { constructFrom } from "./constructFrom.mjs";
- import { toDate } from "./toDate.mjs";
- /**
- * @name setYear
- * @category Year Helpers
- * @summary Set the year to the given date.
- *
- * @description
- * Set the year to the given date.
- *
- * @typeParam DateType - The `Date` type, the function operates on. Gets inferred from passed arguments. Allows to use extensions like [`UTCDate`](https://github.com/date-fns/utc).
- *
- * @param date - The date to be changed
- * @param year - The year of the new date
- *
- * @returns The new date with the year set
- *
- * @example
- * // Set year 2013 to 1 September 2014:
- * const result = setYear(new Date(2014, 8, 1), 2013)
- * //=> Sun Sep 01 2013 00:00:00
- */
- export function setYear(date, year) {
- const _date = toDate(date);
- // Check if date is Invalid Date because Date.prototype.setFullYear ignores the value of Invalid Date
- if (isNaN(+_date)) {
- return constructFrom(date, NaN);
- }
- _date.setFullYear(year);
- return _date;
- }
- // Fallback for modularized imports:
- export default setYear;
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