34 lines
1006 B
JavaScript
34 lines
1006 B
JavaScript
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 setYear
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* @category Year Helpers
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* @summary Set the year to the given date.
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*
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* @description
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* Set the year to the given date.
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*
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* @param {Date|Number} date - the date to be changed
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* @param {Number} year - the year of the new date
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* @returns {Date} the new date with 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 year 2013 to 1 September 2014:
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* const result = setYear(new Date(2014, 8, 1), 2013)
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* //=> Sun Sep 01 2013 00:00:00
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*/
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export default function setYear(dirtyDate, dirtyYear) {
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requiredArgs(2, arguments);
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var date = toDate(dirtyDate);
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var year = toInteger(dirtyYear); // Check if date is Invalid Date because Date.prototype.setFullYear ignores the value of Invalid Date
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if (isNaN(date.getTime())) {
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return new Date(NaN);
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}
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date.setFullYear(year);
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return date;
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} |