object.assign-polyfill.js

'use strict';
// Polyfill for Object.assign, while running Node.js < v4
// @link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/assign
if (typeof Object.assign !== 'function') {
	(function () {
		Object.assign = function (target) {
			if (target === undefined || target === null) {
				throw new TypeError('Cannot convert undefined or null to object');
			}

			var output = Object(target);
			for (var index = 1; index < arguments.length; index++) {
				var source = arguments[index];
				if (source !== undefined && source !== null) {
					for (var nextKey in source) {
						if (source.hasOwnProperty(nextKey)) {
							output[nextKey] = source[nextKey];
						}
					}
				}
			}
			return output;
		};
	})();
}