CODE EXAMPLE FOR JAVASCRIPT

debug react routes

import React, { Component } from 'react';
import { BrowserRouter, Route, Switch } from 'react-router-dom';
import Login from 'components/Login'
import DefaultComponent from 'components/DefaultComponent'

class DebugRouter extends BrowserRouter {
  constructor(props){
    super(props);
    console.log('initial history is: ', JSON.stringify(this.history, null,2))
    this.history.listen((location, action)=>{
      console.log(
        `The current URL is ${location.pathname}${location.search}${location.hash}`
      )
      console.log(`The last navigation action was ${action}`, JSON.stringify(this.history, null,2));
    });
  }
}

class App extends Component {
  render() {
    return (
      <DebugRouter>
        <Switch>
          <Route exact path="/login" name="Login Page" component={Login} />
          <Route path="/" name="Home" component={DefaultComponent} />
        </Switch>
      </DebugRouter>
    );
  }
}