Example of Redux action types definition with keyMirror and ES6.

actionTypes.js

import keyMirror from 'keymirror';

export default keyMirror({
    LOAD_DATASETS_START: null,
    LOAD_DATASETS_SUCCESS: null,
    LOAD_DATASETS_ERROR: null,
    LOAD_DATASETS_NOT_FOUND: null,

    LOAD_DATA_START: null,
    LOAD_DATA_SUCCESS: null,
    LOAD_DATA_ERROR: null,
    LOAD_DATA_NOT_FOUND: null,

    DISMISS_ERROR: null,
    DISMISS_HOME_OVERLAY: null,

    CHANGE_COMPARISON_TOGGLE: null,
    CHANGE_COMPARISON_CONFIRM: null,

    CHANGE_TIME_FILTER: null,
    RESET_TIME_FILTER: null,
});