voidzero-dev · fengmk2 · Aug 11, 2026 · Aug 9, 2026 · Aug 11, 2026 · Aug 11, 2026
diff --git a/crates/vp_cli_snapshots/tests/cli_snapshots/fixtures/command_dev_bundled_dev/index.html b/crates/vp_cli_snapshots/tests/cli_snapshots/fixtures/command_dev_bundled_dev/index.html
@@ -0,0 +1,7 @@
+<!doctype html>
+<html>
+  <body>
+    <div id="app"></div>
+    <script type="module" src="/src/main.ts"></script>
+  </body>
+</html>
diff --git a/crates/vp_cli_snapshots/tests/cli_snapshots/fixtures/command_dev_bundled_dev/package.json b/crates/vp_cli_snapshots/tests/cli_snapshots/fixtures/command_dev_bundled_dev/package.json
@@ -0,0 +1,4 @@
+{
+  "name": "command-dev-bundled-dev-test",
+  "private": true
+}
diff --git a/crates/vp_cli_snapshots/tests/cli_snapshots/fixtures/command_dev_bundled_dev/snapshots.toml b/crates/vp_cli_snapshots/tests/cli_snapshots/fixtures/command_dev_bundled_dev/snapshots.toml
@@ -0,0 +1,14 @@
+# Regression test for PR #2384: the core build rewrites CLIENT_ENTRY and
+# ENV_ENTRY to dist/vite/client/, but it left BUNDLED_DEV_CLIENT_ENTRY at
+# dist/client/. With `experimental.bundledDev` enabled, Vite reads that
+# path with fs.readFileSync, so `vp dev` fails at startup with ENOENT.
+[[case]]
+name = "command_dev_bundled_dev"
+vp = "local"
+skip-platforms = ["windows"]
+steps = [
+  { argv = ["vp", "dev", "--host", "127.0.0.1", "--port", "0"], comment = "dev server with experimental.bundledDev enabled starts and serves the bundled dev client", continue-on-failure = true, interactions = [
+    { "expect-milestone" = "dev-server:ready" },
+    { "write-key" = "ctrl-c" },
+  ] },
+]
diff --git a/...snapshots/fixtures/command_dev_bundled_dev/snapshots/command_dev_bundled_dev.md b/...snapshots/fixtures/command_dev_bundled_dev/snapshots/command_dev_bundled_dev.md
@@ -0,0 +1,28 @@
+# command_dev_bundled_dev
+
+## `vp dev --host 127.0.0.1 --port 0`
+
+dev server with experimental.bundledDev enabled starts and serves the bundled dev client
+
+**Exit code:** 130
+
+**→ expect-milestone:** `dev-server:ready`
+
+```
+
+  VITE+ <version>
+
+  ➜  Local:   http://127.0.0.1:<port>/
+  ➜  press h + enter to show help
+```
+
+**← write-key:** `ctrl-c`
+
+```
+
+  VITE+ <version>
+
+  ➜  Local:   http://127.0.0.1:<port>/
+  ➜  press h + enter to show help
+
+```
diff --git a/crates/vp_cli_snapshots/tests/cli_snapshots/fixtures/command_dev_bundled_dev/src/main.ts b/crates/vp_cli_snapshots/tests/cli_snapshots/fixtures/command_dev_bundled_dev/src/main.ts
@@ -0,0 +1 @@
+document.querySelector('#app')!.textContent = 'hello';
diff --git a/crates/vp_cli_snapshots/tests/cli_snapshots/fixtures/command_dev_bundled_dev/vite.config.ts b/crates/vp_cli_snapshots/tests/cli_snapshots/fixtures/command_dev_bundled_dev/vite.config.ts
@@ -0,0 +1,20 @@
+export default {
+  clearScreen: false,
+  experimental: {
+    bundledDev: true,
+  },
+  plugins: [
+    {
+      name: 'dev-server-ready-milestone',
+      configureServer(server) {
+        server.httpServer?.once('listening', () => {
+          // Let Vite print its startup banner after server.listen() resolves.
+          setImmediate(() => {
+            const name = Buffer.from('dev-server:ready').toString('base64url');
+            process.stdout.write(`\x1b]2;pty-terminal-test:${'0'.repeat(32)}:${name}\x1b\\`);
+          });
+        });
+      },
+    },
+  ],
+};
diff --git a/packages/core/BUNDLING.md b/packages/core/BUNDLING.md
@@ -55,7 +55,7 @@ This is the most complex step, using the upstream `vite-rolldown.config` with mo
 
 1. **Filter externals** - Bundles `picomatch`, `tinyglobby`, `fdir`, `rolldown`, `yaml` instead of keeping them external
 2. **Add RewriteImportsPlugin** - Rewrites vite/rolldown imports at build time
-3. **Rewrite static paths** - Fixes `VITE_PACKAGE_DIR`, `CLIENT_ENTRY`, `ENV_ENTRY` constants
+3. **Rewrite static paths** - Fixes `VITE_PACKAGE_DIR`, `CLIENT_ENTRY`, `BUNDLED_DEV_CLIENT_ENTRY`, `ENV_ENTRY` constants
 4. **Copy additional files** - `misc/`, `.d.ts` files, `types/`, `client.d.ts`
 
 **Input**: `vite/packages/vite/`
@@ -219,6 +219,7 @@ dist/
 │   │   ├── module-runner.js
 │   │   └── chunks/
 │   ├── client/
+│   │   ├── bundledDevClient.mjs
 │   │   ├── client.mjs
 │   │   └── env.mjs
 │   ├── misc/

diff --git a/packages/core/build.ts b/packages/core/build.ts
@@ -180,6 +180,13 @@ async function buildVite() {
 )`,
                   `export const CLIENT_ENTRY = path.join(VITE_PACKAGE_DIR, 'dist/vite/client/client.mjs')`,
                 );
+                magicString.replace(
+                  `export const BUNDLED_DEV_CLIENT_ENTRY: string = resolve(
+  VITE_PACKAGE_DIR,
+  'dist/client/bundledDevClient.mjs',
+)`,
+                  `export const BUNDLED_DEV_CLIENT_ENTRY = path.join(VITE_PACKAGE_DIR, 'dist/vite/client/bundledDevClient.mjs')`,
+                );
                 magicString.replace(
                   `export const ENV_ENTRY: string = resolve(
   VITE_PACKAGE_DIR,
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		document.querySelector('#app')!.textContent = 'hello';