everyutil/date/addBusinessDays.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.addBusinessDays = void 0;
/**
 * Adds N business days to a date, skipping weekends and optional holidays.
 * @author @dailker
 * @param {Date} date - The start date.
 * @param {number} days - Number of business days to add.
 * @param {Date[]} [holidays=[]] - Optional array of holidays.
 * @returns {Date} The resulting date.
 */
function addBusinessDays(date, days, holidays = []) {
    let result = new Date(date);
    while (days > 0) {
        result.setDate(result.getDate() + 1);
        if (result.getDay() !== 0 && result.getDay() !== 6 && !holidays.some(h => h.toDateString() === result.toDateString())) {
            days--;
        }
    }
    return result;
}
exports.addBusinessDays = addBusinessDays;