@tdb/web/debug.js/node_modules/array-differ/index.js

Common condiguration for serving a web-site and testing web-based UI components.

'use strict';
module.exports = function (arr) {
	var rest = [].concat.apply([], [].slice.call(arguments, 1));
	return arr.filter(function (el) {
		return rest.indexOf(el) === -1;
	});
};