hugoWebsite/node_modules/date-fns/subMonths/index.js

40 lines
1.3 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = subMonths;
var _index = _interopRequireDefault(require("../_lib/toInteger/index.js"));
var _index2 = _interopRequireDefault(require("../addMonths/index.js"));
var _index3 = _interopRequireDefault(require("../_lib/requiredArgs/index.js"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
/**
* @name subMonths
* @category Month Helpers
* @summary Subtract the specified number of months from the given date.
*
* @description
* Subtract the specified number of months from the given date.
*
* @param {Date|Number} date - the date to be changed
* @param {Number} amount - the amount of months to be subtracted. Positive decimals will be rounded using `Math.floor`, decimals less than zero will be rounded using `Math.ceil`.
* @returns {Date} the new date with the months subtracted
* @throws {TypeError} 2 arguments required
*
* @example
* // Subtract 5 months from 1 February 2015:
* const result = subMonths(new Date(2015, 1, 1), 5)
* //=> Mon Sep 01 2014 00:00:00
*/
function subMonths(dirtyDate, dirtyAmount) {
(0, _index3.default)(2, arguments);
var amount = (0, _index.default)(dirtyAmount);
return (0, _index2.default)(dirtyDate, -amount);
}
module.exports = exports.default;