importAndExport.js

// actions/index.js imports all actions from its directory and exports them
import * as accountActions from "./accountActions"
import * as cartActions from "./cartActions"

export {
  accountActions,
  cartActions
}

// index.js imports the index.js files from each of these directories,
// representing the combined exports of each of those folders
import actions from "./actions"
import constants from "./constants"
import reducers from "./reducers"
import utils from "./utils"

export {
  actions, constants, reducers, utils 
}