58 lines
1.9 KiB
JavaScript
58 lines
1.9 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = addBusinessDays;
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var _index = _interopRequireDefault(require("../isWeekend/index.js"));
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var _index2 = _interopRequireDefault(require("../toDate/index.js"));
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var _index3 = _interopRequireDefault(require("../_lib/toInteger/index.js"));
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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/**
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* @name addBusinessDays
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* @category Day Helpers
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* @summary Add the specified number of business days (mon - fri) to the given date.
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*
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* @description
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* Add the specified number of business days (mon - fri) to the given date, ignoring weekends.
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*
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* @param {Date|Number} date - the date to be changed
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* @param {Number} amount - the amount of business days to be added
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* @returns {Date} the new date with the business days added
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* @throws {TypeError} 2 arguments required
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*
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* @example
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* // Add 10 business days to 1 September 2014:
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* var result = addBusinessDays(new Date(2014, 8, 1), 10)
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* //=> Mon Sep 15 2014 00:00:00 (skipped weekend days)
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*/
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function addBusinessDays(dirtyDate, dirtyAmount) {
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if (arguments.length < 2) {
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throw new TypeError('2 arguments required, but only ' + arguments.length + ' present');
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}
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var date = (0, _index2.default)(dirtyDate);
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var amount = (0, _index3.default)(dirtyAmount);
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if (isNaN(amount)) return new Date(NaN);
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var hours = date.getHours();
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var sign = amount < 0 ? -1 : 1;
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date.setDate(date.getDate() + (0, _index3.default)(amount / 5) * 7);
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amount %= 5; // to get remaining days not part of a full week
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var shiftSize = Math.abs(amount); // only loops over remaining days or if day is a weekend, ensures a business day is returned
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while (shiftSize > 0 || (0, _index.default)(date)) {
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if (!(0, _index.default)(date)) shiftSize -= 1;
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date.setDate(date.getDate() + sign);
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}
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date.setHours(hours);
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return date;
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}
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module.exports = exports.default; |