App.js

import React, { Component } from 'react'
import { connect } from 'dva'
import { withRouter } from 'dva/router'

class App extends Component {
  render() {
    let { children, location } = this.props;
    return (
        <div>
        </div>
    )
  }
}

App.propTypes = {}
export default withRouter(
  connect(({ app, loading }) => ({
    app,
    loading
  }))(App)
)