fix(nuxt): apply right types to modules and their runtime files (#23240)

packages/kit/src/resolve.ts

@@ -133,6 +133,22 @@ export function createResolver (base: string | URL): Resolver {
   }
 }
 
+export async function resolveNuxtModule (base: string, paths: string[]) {
+  const resolved = []
+  const resolver = createResolver(base)
+
+  for (const path of paths) {
+    if (path.startsWith(base)) {
+      resolved.push(path.split('/index.ts')[0])
+    } else {
+      const resolvedPath = await resolver.resolvePath(path)
+      resolved.push(resolvedPath.slice(0, resolvedPath.lastIndexOf(path) + path.length))
+    }
+  }
+
+  return resolved
+}
+
 // --- Internal ---
 
 async function existsSensitive (path: string) {

packages/kit/src/template.ts

@@ -10,6 +10,7 @@ import { readPackageJSON } from 'pkg-types'
 import { tryResolveModule } from './internal/esm'
 import { tryUseNuxt, useNuxt } from './context'
 import { getModulePaths } from './internal/cjs'
+import { resolveNuxtModule } from './resolve'
 
 /**
  * Renders given template using lodash template during build into the project buildDir
@@ -113,6 +114,12 @@ export async function writeTypes (nuxt: Nuxt) {
 
   const rootDirWithSlash = withTrailingSlash(nuxt.options.rootDir)
 
+  const modules = await resolveNuxtModule(rootDirWithSlash,
+    nuxt.options._installedModules
+      .filter(m => m.entryPath)
+      .map(m => m.entryPath)
+  )
+
   const tsConfig: TSConfig = defu(nuxt.options.typescript?.tsConfig, {
     compilerOptions: {
       forceConsistentCasingInFileNames: true,
@@ -143,10 +150,12 @@ export async function writeTypes (nuxt: Nuxt) {
       ...nuxt.options._layers.map(layer => layer.config.srcDir ?? layer.cwd)
         .filter(srcOrCwd => !srcOrCwd.startsWith(rootDirWithSlash) || srcOrCwd.includes('node_modules'))
         .map(srcOrCwd => join(relative(nuxt.options.buildDir, srcOrCwd), '**/*')),
-      ...nuxt.options.typescript.includeWorkspace && nuxt.options.workspaceDir !== nuxt.options.rootDir ? [join(relative(nuxt.options.buildDir, nuxt.options.workspaceDir), '**/*')] : []
+      ...nuxt.options.typescript.includeWorkspace && nuxt.options.workspaceDir !== nuxt.options.rootDir ? [join(relative(nuxt.options.buildDir, nuxt.options.workspaceDir), '**/*')] : [],
+      ...modules.map(m => join(relativeWithDot(nuxt.options.buildDir, m), 'runtime'))
     ],
     exclude: [
       ...nuxt.options.modulesDir.map(m => relativeWithDot(nuxt.options.buildDir, m)),
+      ...modules.map(m => join(relativeWithDot(nuxt.options.buildDir, m), 'runtime/server')),
       // nitro generate output: https://github.com/nuxt/nuxt/blob/main/packages/nuxt/src/core/nitro.ts#L186
       relativeWithDot(nuxt.options.buildDir, resolve(nuxt.options.rootDir, 'dist'))
     ]

packages/nuxt/src/core/nitro.ts

@@ -3,10 +3,10 @@ import { cpus } from 'node:os'
 import { join, relative, resolve } from 'pathe'
 import { createRouter as createRadixRouter, exportMatcher, toRouteMatcher } from 'radix3'
 import { randomUUID } from 'uncrypto'
-import { joinURL } from 'ufo'
+import { joinURL, withTrailingSlash } from 'ufo'
 import { build, copyPublicAssets, createDevServer, createNitro, prepare, prerender, scanHandlers, writeTypes } from 'nitropack'
 import type { Nitro, NitroConfig } from 'nitropack'
-import { logger, resolveIgnorePatterns } from '@nuxt/kit'
+import { logger, resolveIgnorePatterns, resolveNuxtModule } from '@nuxt/kit'
 import escapeRE from 'escape-string-regexp'
 import { defu } from 'defu'
 import fsExtra from 'fs-extra'
@@ -33,6 +33,14 @@ export async function initNitro (nuxt: Nuxt & { _nitro?: Nitro }) {
     ? [new RegExp(`node_modules\\/(?!${excludePaths.join('|')})`)]
     : [/node_modules/]
 
+  const rootDirWithSlash = withTrailingSlash(nuxt.options.rootDir)
+
+  const modules = await resolveNuxtModule(rootDirWithSlash,
+    nuxt.options._installedModules
+      .filter(m => m.entryPath)
+      .map(m => m.entryPath)
+  )
+
   const nitroConfig: NitroConfig = defu(_nitroConfig, {
     debug: nuxt.options.debug,
     rootDir: nuxt.options.rootDir,
@@ -106,7 +114,8 @@ export async function initNitro (nuxt: Nuxt & { _nitro?: Nitro }) {
       tsconfigPath: 'tsconfig.server.json',
       tsConfig: {
         include: [
-          join(nuxt.options.buildDir, 'types/nitro-nuxt.d.ts')
+          join(nuxt.options.buildDir, 'types/nitro-nuxt.d.ts'),
+          ...modules.map(m => join(relativeWithDot(nuxt.options.buildDir, m), 'runtime/server'))
         ],
         exclude: [
           ...nuxt.options.modulesDir.map(m => relativeWithDot(nuxt.options.buildDir, m)),