fix(nuxt): re-initialise `nuxt._ignore` after all modules run (#26680)

packages/kit/src/ignore.test.ts

@@ -1,5 +1,17 @@
-import { describe, expect, it } from 'vitest'
-import { resolveGroupSyntax } from './ignore.js'
+import { describe, expect, it, vi } from 'vitest'
+import type { Nuxt, NuxtOptions } from '@nuxt/schema'
+import { isIgnored, resolveGroupSyntax, resolveIgnorePatterns } from './ignore.js'
+import * as context from './context.js'
+
+describe('isIgnored', () => {
+  it('should populate _ignore', () => {
+    const mockNuxt = { options: { ignore: ['my-dir'] } as NuxtOptions } as Nuxt
+    vi.spyOn(context, 'tryUseNuxt').mockReturnValue(mockNuxt)
+
+    expect(isIgnored('my-dir/my-file.ts')).toBe(true)
+    expect(resolveIgnorePatterns()?.includes('my-dir')).toBe(true)
+  })
+})
 
 describe('resolveGroupSyntax', () => {
   it('should resolve single group syntax', () => {

packages/kit/src/ignore.ts

@@ -38,19 +38,17 @@ export function resolveIgnorePatterns (relativePath?: string): string[] {
     return []
   }
 
-  if (!nuxt._ignorePatterns) {
-    nuxt._ignorePatterns = nuxt.options.ignore.flatMap(s => resolveGroupSyntax(s))
+  const ignorePatterns = nuxt.options.ignore.flatMap(s => resolveGroupSyntax(s))
 
-    const nuxtignoreFile = join(nuxt.options.rootDir, '.nuxtignore')
-    if (existsSync(nuxtignoreFile)) {
-      const contents = readFileSync(nuxtignoreFile, 'utf-8')
-      nuxt._ignorePatterns.push(...contents.trim().split(/\r?\n/))
-    }
+  const nuxtignoreFile = join(nuxt.options.rootDir, '.nuxtignore')
+  if (existsSync(nuxtignoreFile)) {
+    const contents = readFileSync(nuxtignoreFile, 'utf-8')
+    ignorePatterns.push(...contents.trim().split(/\r?\n/))
   }
 
   if (relativePath) {
     // Map ignore patterns based on if they start with * or !*
-    return nuxt._ignorePatterns.map((p) => {
+    return ignorePatterns.map((p) => {
       const [_, negation = '', pattern] = p.match(NEGATION_RE) || []
       if (pattern[0] === '*') {
         return p
@@ -59,7 +57,7 @@ export function resolveIgnorePatterns (relativePath?: string): string[] {
     })
   }
 
-  return nuxt._ignorePatterns
+  return ignorePatterns
 }
 
 /**

packages/nuxt/package.json

@@ -84,6 +84,7 @@
     "globby": "^14.0.1",
     "h3": "^1.11.1",
     "hookable": "^5.5.3",
+    "ignore": "^5.3.1",
     "jiti": "^1.21.0",
     "klona": "^2.0.6",
     "knitwork": "^1.1.0",

packages/nuxt/src/core/nuxt.ts

@@ -1,7 +1,8 @@
 import { dirname, join, normalize, relative, resolve } from 'pathe'
 import { createDebugger, createHooks } from 'hookable'
+import ignore from 'ignore'
 import type { LoadNuxtOptions } from '@nuxt/kit'
-import { addBuildPlugin, addComponent, addPlugin, addRouteMiddleware, addServerPlugin, addVitePlugin, addWebpackPlugin, installModule, loadNuxtConfig, logger, nuxtCtx, resolveAlias, resolveFiles, resolvePath, tryResolveModule, useNitro } from '@nuxt/kit'
+import { addBuildPlugin, addComponent, addPlugin, addRouteMiddleware, addServerPlugin, addVitePlugin, addWebpackPlugin, installModule, loadNuxtConfig, logger, nuxtCtx, resolveAlias, resolveFiles, resolveIgnorePatterns, resolvePath, tryResolveModule, useNitro } from '@nuxt/kit'
 import { resolvePath as _resolvePath } from 'mlly'
 import type { Nuxt, NuxtHooks, NuxtOptions } from 'nuxt/schema'
 import type { PackageJson } from 'pkg-types'
@@ -453,6 +454,10 @@ async function initNuxt (nuxt: Nuxt) {
     }
   }
 
+  // (Re)initialise ignore handler with resolved ignores from modules
+  nuxt._ignore = ignore(nuxt.options.ignoreOptions)
+  nuxt._ignore.add(resolveIgnorePatterns())
+
   await nuxt.callHook('modules:done')
 
   if (nuxt.options.experimental.appManifest) {

packages/schema/src/types/nuxt.ts

@@ -75,7 +75,6 @@ export interface Nuxt {
   // Private fields.
   _version: string
   _ignore?: Ignore
-  _ignorePatterns?: string[]
 
   /** The resolved Nuxt configuration. */
   options: NuxtOptions

pnpm-lock.yaml

@@ -317,6 +317,9 @@ importers:
       hookable:
         specifier: ^5.5.3
         version: 5.5.3
+      ignore:
+        specifier: ^5.3.1
+        version: 5.3.1
       jiti:
         specifier: ^1.21.0
         version: 1.21.0