路由守卫

src/router/index.js

@@ -22,5 +22,14 @@ const routes = [
 const router = new VueRouter({
   routes
 })
-
+router.beforeEach((to, from, next) => {
+  if (to.path === '/login') {
+    return next()
+  }
+  const token = sessionStorage.getItem('token')
+  if (!token) {
+    return next('/login')
+  }
+  next()
+})
 export default router