import React, { Component } from 'react'; import CounterApp from './CounterApp'; import { createStore, applyMiddleware, combineReducers, compose } from 'redux'; import { devTools, persistState } from 'redux-devtools'; import { DevTools, DebugPanel, LogMonitor } from 'redux-devtools/lib/react'; import thunk from 'redux-thunk'; import { Provider } from 'react-redux'; import * as reducers from '../reducers'; const finalCreateStore = compose( applyMiddleware(thunk), devTools(), persistState(window.location.href.match(/[?&]debug_session=([^&]+)\b/)), createStore ); const reducer = combineReducers(reducers); const store = finalCreateStore(reducer); export default class App extends Component { render() { return (