core.async versus es7 await/async

example.cljs

(defn async-get [url]
  (let [c (channel)]
    (ajax/get url {:when-done #(>!! c %)})
    c))

(defn sorted-user-repos [user]
  (sort #(compare ((%1 :stars) (%2 :stars))) (user :repos)))

(defn most-popular-repo [username]
  (let [user (go (<! (async-get "/users.json" {:username username})))
        repos (sorted-user-repos user)
        most-popular (first repos)]
    (go (<! (async-get "/repo.json" {:username username
                                     :repo (most-popular :name)})))))

(.log console (most-popular-repo 'drpheltright'))

example.js

async function mostPopularRepo (username) {
  let user = await getUser(username);
  let repos = user.repos.sort((a, b) => a.stars < b.stars);
  let mostPopular = repos[0];

  return await getRepo(username, mostPopular.name);
}

mostPopularRepo('drpheltright')
  .then(repo => console.log(repo));