Current File : //var/www/html/node_modules/date-fns/isLeapYear/index.js
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = isLeapYear;
var _index = _interopRequireDefault(require("../toDate/index.js"));
var _index2 = _interopRequireDefault(require("../_lib/requiredArgs/index.js"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
/**
* @name isLeapYear
* @category Year Helpers
* @summary Is the given date in the leap year?
*
* @description
* Is the given date in the leap year?
*
* ### v2.0.0 breaking changes:
*
* - [Changes that are common for the whole library](https://github.com/date-fns/date-fns/blob/master/docs/upgradeGuide.md#Common-Changes).
*
* @param {Date|Number} date - the date to check
* @returns {Boolean} the date is in the leap year
* @throws {TypeError} 1 argument required
*
* @example
* // Is 1 September 2012 in the leap year?
* var result = isLeapYear(new Date(2012, 8, 1))
* //=> true
*/
function isLeapYear(dirtyDate) {
(0, _index2.default)(1, arguments);
var date = (0, _index.default)(dirtyDate);
var year = date.getFullYear();
return year % 400 === 0 || year % 4 === 0 && year % 100 !== 0;
}
module.exports = exports.default;
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