text: import { combineReducers } from 'redux';
  import { reducer as formReducer } from 'redux-form';
  import PostReducer from './reducer_posts';
  
  const rootReducer = combineReducers({
    posts: PostReducer,
    // you have to pass formReducer under 'form' key,
    // for custom keys look up the docs for 'getFormState'
    form: formReducer
  });
  
  export default rootReducer;
  