import sortByValue from './sortByValue'; const orders = ['natural', 'ascending', 'descending']; const _attrs = { sortByValue: orders[0] } const sortMixin = Base => { /** * @mixin SortMixin */ let SortMixin = class extends Base { constructor() { super(); this.setAttrs(_attrs); } } SortMixin.prototype.sortByValue = sortByValue; return SortMixin; } export default sortMixin; export {orders};