text: // NOTE: see `.../javascripts/providers/redux/reducers/index.js` about `_directory` vs `directory`
  export const DIRECTORY_FETCH_START = 'DIRECTORY_FETCH_START'
  export const DIRECTORY_FETCH_SUCCESS = 'DIRECTORY_FETCH_SUCCESS'
  export const DIRECTORY_FETCH_ERROR = 'DIRECTORY_FETCH_ERROR'
  