using storageDriver for Cycle.js

example.js

function main({ DOM, HTTP, storage }) {
  const loginRequest$ = Observable.of({
    category: 'tokens',
    url: 'someUrl',
    method: 'POST',
    send: {
      data: {
        type: 'tokens',
        attributes: {
          email: 'some@email.io',
          password: '3.1415'
        }
      }
    }
  });
  
  const response$ = HTTP.select('tokens').switch()
  
  const data$ = response$.map(response => response.body.data);

  const user$ = data$.map(data => ({
    email: data.attributes.email,
    isAuthenticated: !!data.meta.token
  }))
  .share();

  const storage$ = user$.combineLatest(storage, (user, ls) => ls.set('user', user));

  const userFromStorage$ = storage.map(ls => ls.get('user')).filter(user => user);

  const vTree$ = user$.combineLatest(userFromStorage$, (user1, user2) =>
    div([
      h4('User from HTTP: ' + user1.email),
      h4('User from local storage: ' + user2.email)
    ])
  );

  return {
    DOM: vTree$,
    HTTP: loginRequest$,
    storage: storage$
  };
}

const drivers = {
  DOM: makeDOMDriver('body'),
  HTTP: makeHTTPDriver(),
  storage: makeStorageDriver('local')
};

const disposeApp = run(main, drivers);