everyutil/date/getNextLeapDay.js

A comprehensive library of lightweight, reusable utility functions for JavaScript and TypeScript, designed to streamline common programming tasks such as string manipulation, array processing, date handling, and more.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getNextLeapDay = void 0;
/**
 * Gets the next Feb 29 after a given date.
 * @author @dailker
 * @param {Date} date
 * @returns {Date}
 */
function getNextLeapDay(date) {
    let year = date.getFullYear();
    let d = new Date(year, 1, 29);
    if (d <= date)
        year++;
    while (!(year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0)))
        year++;
    return new Date(year, 1, 29);
}
exports.getNextLeapDay = getNextLeapDay;