Function reducer

examples/files/app/posts.js:19–28

(state, action)

}

export function reducer(state, action) {
  switch (action.type) {
    case types.LOADING:
      return { ...state, loading: true, error: false }
    case types.SUCCESS:
      return { loading: false, error: false, posts: action.payload }
    case types.FAILURE:
      return { ...state, loading: false, error: true }
  }
}