actions.js

function generator(baseType) {
   // Need to handle variable length argument lists
    const fun = (payload) => ({
      type: fun,
      payload: payload,
      baseType: baseType
    });
    
    return fun;
}

function createAction() {
   const fun = () => ({
    REQUEST: generator(fun),
    SUCCESS: generator(fun),
    ERROR: generator(fun)
   });

 return fun();
}

FETCH_FEED = createAction();
FETCH_APPLE = createAction();

feed_request = FETCH_FEED.REQUEST('nothing');
apple_request = FETCH_APPLE.REQUEST('nothing');

feed_request.type == FETCH_FEED.REQUEST;
apple_request.type == FETCH_APPLE.REQUEST;

feed_request.type != FETCH_APPLE.REQUEST;
feed_request.type != apple_request.type;

feed_request.type != FETCH_FEED.SUCCESS;

feed_success = FETCH_FEED.SUCCESS('nothing');
feed_request.type != feed_success.type
feed_request.baseType == feed_success.baseType