fix: correct module id

@vue-router/index.js

@@ -2,7 +2,7 @@
 /**
  * This allows us to override imports from 'vue-router'
  */
-import { routes } from '@vue-router/routes'
+import { routes } from './routes'
 import { createRouter as _createRouter } from 'vue-router'
 
 export * from 'vue-router'

@vue-router/routes.js

@@ -0,0 +1,4 @@
+// @ts-nocheck
+export { routes } from '@vue-router~routes'
+
+// we use a flat id that can be resolved by vite

src/core/moduleConstants.ts

@@ -1,4 +1,7 @@
 export const MODULE_VUE_ROUTER = '@vue-router'
+// the id is used internally and cannot contain slashes
+export const MODULE_ROUTES_ID = `${MODULE_VUE_ROUTER}~routes`
+// the path is used by the user and having slashes is just more natural
 export const MODULE_ROUTES_PATH = `${MODULE_VUE_ROUTER}/routes`
 
 export const VIRTUAL_PREFIX = 'virtual:'

src/index.ts

@@ -1,7 +1,7 @@
 import { createUnplugin } from 'unplugin'
 import { createRoutesContext } from './core/context'
 import {
-  MODULE_ROUTES_PATH,
+  MODULE_ROUTES_ID,
   MODULE_VUE_ROUTER,
   VIRTUAL_PREFIX,
 } from './core/moduleConstants'
@@ -30,7 +30,7 @@ export default createUnplugin<Options>((opt) => {
     enforce: 'pre',
 
     resolveId(id) {
-      if (id === MODULE_ROUTES_PATH) {
+      if (id === MODULE_ROUTES_ID) {
         // virtual module
         return asVirtualId(id)
       }
@@ -47,19 +47,13 @@ export default createUnplugin<Options>((opt) => {
 
     load(id) {
       const resolvedId = getVirtualId(id)
-      if (resolvedId === MODULE_ROUTES_PATH) {
+      if (resolvedId === MODULE_ROUTES_ID) {
         return ctx.generateRoutes()
       }
 
       // fallback
       return null
     },
-
-    vite: {
-      configureServer(server) {},
-    },
-
-    rollup: {},
   }
 })