From 3ac00fe454cd94d568f3f674198cf3e52f5057f0 Mon Sep 17 00:00:00 2001
From: Lars Hagen <larsh2690@hotmail.com>
Date: Fri, 12 Sep 2025 18:06:22 +0200
Subject: [PATCH] fix(turbopack): restrict pattern to app directory to prevent
 middleware crashes

---
 demos/turbopack-next15/package.json      | 28 ++++++++++++------------
 demos/turbopack-next15/src/middleware.ts | 15 +++++++++++++
 packages/turbopack/src/index.ts          |  2 +-
 3 files changed, 30 insertions(+), 15 deletions(-)
 create mode 100644 demos/turbopack-next15/src/middleware.ts

diff --git a/demos/turbopack-next15/package.json b/demos/turbopack-next15/package.json
index bb2e0ee..3a3b75b 100644
--- a/demos/turbopack-next15/package.json
+++ b/demos/turbopack-next15/package.json
@@ -9,22 +9,22 @@
     "lint": "next lint"
   },
   "dependencies": {
-    "react": "19.1.0",
-    "react-dom": "19.1.0",
-    "next": "15.4.4"
+    "next": "15.5.3",
+    "react": "19.1.1",
+    "react-dom": "19.1.1"
   },
   "devDependencies": {
-    "typescript": "^5",
-    "@types/node": "^20",
-    "@types/react": "^19",
-    "@types/react-dom": "^19",
-    "@tailwindcss/postcss": "^4",
-    "tailwindcss": "^4",
-    "eslint": "^9",
-    "eslint-config-next": "15.4.4",
-    "@eslint/eslintrc": "^3",
+    "@eslint/eslintrc": "^3.3.1",
+    "@mdx-js/loader": "^3.1.1",
+    "@next/mdx": "15.5.3",
+    "@tailwindcss/postcss": "^4.1.13",
+    "@types/node": "^24.3.1",
+    "@types/react": "^19.1.12",
+    "@types/react-dom": "^19.1.9",
     "code-inspector-plugin": "workspace:^",
-    "@next/mdx": "15.4.4",
-    "@mdx-js/loader": "^3.1.0"
+    "eslint": "^9.35.0",
+    "eslint-config-next": "15.5.3",
+    "tailwindcss": "^4.1.13",
+    "typescript": "^5.9.2"
   }
 }
diff --git a/demos/turbopack-next15/src/middleware.ts b/demos/turbopack-next15/src/middleware.ts
new file mode 100644
index 0000000..916561c
--- /dev/null
+++ b/demos/turbopack-next15/src/middleware.ts
@@ -0,0 +1,15 @@
+// Middleware file to verify turbopack compatibility
+// 
+// ⚠️ This file should be REMOVED once Turbopack fixes the middleware issue ⚠️
+// 
+// With the improved pattern '**/app/**/*.{jsx,tsx,js,ts,mjs,mts}' in the turbopack plugin,
+// code-inspector only processes files in app directories, naturally excluding middleware files.
+// This prevents the Turbopack crash issue by default.
+// 
+// This is still a workaround. Track the issues for removal:
+// - https://github.com/vercel/next.js/issues/79592
+// - https://github.com/zh-lx/code-inspector/issues/357
+
+export function middleware() {
+  // Empty middleware - its presence is enough to test the workaround
+}
\ No newline at end of file
diff --git a/packages/turbopack/src/index.ts b/packages/turbopack/src/index.ts
index ee38809..201088f 100644
--- a/packages/turbopack/src/index.ts
+++ b/packages/turbopack/src/index.ts
@@ -36,7 +36,7 @@ export function TurbopackCodeInspectorPlugin(
   const WebpackDistDir = path.resolve(WebpackEntry, '..');
 
   return {
-    '**/*.{jsx,tsx,js,ts,mjs,mts}': {
+    '**/app/**/*.{jsx,tsx,js,ts,mjs,mts}': {
       loaders: [
         {
           loader: `${WebpackDistDir}/loader.js`,