Async component vue

gistfile1.txt

export default () => {
    return {
        component: new Promise((resolve, reject) => {
            setTimeout(() => {
                reject(new Error('Can`t create component'));
                resolve({
                    template: "<div>1234444</div>",
                    name: 'appMain2',
                });
            }, 100);
        }),

        loading: {
            template: "<div>loading</div>"
        },
        error: {
            template: "<div>error async</div>"
        }
    }
};