stylelint-bundle-worker.js
function async(source, opts) {
    var works = getWorks(source, reader_async_1.default, opts);
    return Promise.all(works).then(arrayUtils.flatten);
}
function async(source, opts) {
    var works = getWorks(source, reader_async_1.default, opts);
    return Promise.all(works).then(arrayUtils.flatten);
}
Asynchronous API.