fix: add universal routerlink implementation of custom link

examples/routing/universal-router/app.vue

@@ -23,6 +23,13 @@ const timer = useState('timer', () => 0)
         <NuxtLink to="/redirect" class="n-link-base">
           Redirect
         </NuxtLink>
+        <NuxtLink custom to="/redirect">
+          <template #default="{ href, navigate }">
+            <button @click="navigate">
+              Custom: {{ href }}
+            </button>
+          </template>
+        </NuxtLink>
       </nav>
     </template>
 

packages/nuxt/src/app/plugins/router.ts

@@ -177,8 +177,24 @@ export default defineNuxtPlugin<{ route: Route, router: Router }>((nuxtApp) => {
 
   nuxtApp.vueApp.component('RouterLink', {
     functional: true,
-    props: { to: String },
-    setup: (props, { slots }) => () => h('a', { href: props.to, onClick: (e) => { e.preventDefault(); router.push(props.to) } }, slots)
+    props: {
+      to: String,
+      custom: Boolean,
+      replace: Boolean,
+      // Not implemented
+      activeClass: String,
+      exactActiveClass: String,
+      ariaCurrentValue: String
+    },
+    setup: (props, { slots }) => {
+      const navigate = () => handleNavigation(props.to, props.replace)
+      return () => {
+        const route = router.resolve(props.to)
+        return props.custom
+          ? slots.default?.({ href: props.to, navigate, route })
+          : h('a', { href: props.to, onClick: (e) => { e.preventDefault(); return navigate() } }, slots)
+      }
+    }
   })
 
   if (process.client) {