text: const actionTypes = {
    GET_ALL_CONTACTS_SUCCESS: 'GET_ALL_CONTACTS_SUCCESS',
    GET_ALL_CONTACTS_FAILURE: 'GET_ALL_CONTACTS_FAILURE',
    ADD_CONTACT_SUCCESS: 'ADD_CONTACT_SUCCESS',
    ADD_CONTACT_FAILURE: 'ADD_CONTACT_FAILURE',
    DELETE_CONTACT_SUCCESS: 'DELETE_CONTACT_SUCCESS',
    DELETE_CONTACT_FAILURE: 'DELETE_CONTACT_FAILURE',
    FILTER_CONTACTS: 'FILTER_CONTACTS',
    SWITCH_THEME: 'SWITCH_THEME',
    SET_LOADING_TRUE: 'SET_LOADING_TRUE',
    SET_LOADING_FALSE: 'SET_LOADING_FALSE',
  };
  
  export default actionTypes;
  