src/reducers/post/post.js
export function postHasErrored(state = false, action) { switch (action.type) { case 'POST_HAS_ERRORED': return action.hasErrored; default: return state; }}export function postIsLoading(state = false, action) { switch (action.type) { case 'POST_IS_LOADING': return action.isLoading; default: return state; }}export function post(state = {}, action) { switch (action.type) { case 'POST_FETCH_DATA_SUCCESS': return action.post; default: return state; }}