小编Tyl*_*nes的帖子

render((
    <HashRouter>
        <Main />        
    </HashRouter>
), $('#app')[0]);

class Routes extends Component {
    constructor(props, context) {
        super(props, context);

        this.state = { mainData: this.props.mainData };

        this.handleAuthentication = this.handleAuthentication.bind(this)
    }

    componentWillReceiveProps(newProps) {
        this.setState((previousState) => update(previousState, {
            mainData: { $set: newProps.mainData },
        }));
    }

    handleAuthentication(nextState, replace) {
        if (/access_token|id_token|error/.test(nextState.location.hash)) {
            this.props.auth.handleAuthentication();
        }
    }

    render() {
        return (
            <div>
          

                <Switch>

                  <Route path='/callback' render={props => {

                    this.handleAuthentication(props);

                    return <Callback {...props} />
                }} />
 
                    <Route exact path='/' render={props …