News_feed/src/reducers/Reducer.js

import * as actions from "../constants/index";

const initialState = {
  gotNews: [],
  // getNews: [],
  searchNews: []
};

export default (
  state = initialState,
  {
    gotNews,
    type
  }
) => {
  switch (type) {
    case actions.GET_NEWS:
    return{
        ...state,
        gotNews
    };

    default: {
      return { ...state};
     }
  } 
};