From 1605aa50def65202d40b48acb323758d212ce078 Mon Sep 17 00:00:00 2001
From: bluwy <bjornlu.dev@gmail.com>
Date: Tue, 21 Apr 2026 17:05:39 +0800
Subject: [PATCH 1/2] refactor: typecheck client directory

---
 packages/vite/package.json         | 2 +-
 packages/vite/src/client/client.ts | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/packages/vite/package.json b/packages/vite/package.json
index 8247d31a389145..922acd8a4d81c6 100644
--- a/packages/vite/package.json
+++ b/packages/vite/package.json
@@ -65,7 +65,7 @@
     "build-types": "pnpm build-types-roll && pnpm build-types-check",
     "build-types-roll": "rolldown --config rolldown.dts.config.ts",
     "build-types-check": "tsc --project tsconfig.check.json",
-    "typecheck": "tsc && tsc -p src/node && tsc -p src/module-runner && tsc -p src/shared && tsc -p src/node/__tests_dts__ && tsc -p src/module-runner/__tests_dts__",
+    "typecheck": "tsc && tsc -p src/node && tsc -p src/client && tsc -p src/module-runner && tsc -p src/shared && tsc -p src/node/__tests_dts__ && tsc -p src/module-runner/__tests_dts__",
     "lint": "eslint --cache --ext .ts src/**",
     "format": "oxfmt",
     "generate-target": "tsx scripts/generateTarget.ts",
diff --git a/packages/vite/src/client/client.ts b/packages/vite/src/client/client.ts
index 841e82e8fbb771..a8b94fefc5f4be 100644
--- a/packages/vite/src/client/client.ts
+++ b/packages/vite/src/client/client.ts
@@ -12,6 +12,7 @@ import {
 import { createHMRHandler } from '../shared/hmrHandler'
 import { setupForwardConsoleHandler } from '../shared/forwardConsole'
 import { ErrorOverlay, cspNonce, overlayId } from './overlay'
+// @ts-expect-error internal virtual module
 import '@vite/env'
 
 // injected by the hmr plugin when served
@@ -661,5 +662,6 @@ if (isBundleMode && typeof DevRuntime !== 'undefined') {
   }
   ;(globalThis as any).__rolldown_runtime__ ??= new ViteDevRuntime(
     wrappedSocket,
+    '',
   )
 }

From 3a15204985fdfea0a47c9645101d03dc5d7a2da6 Mon Sep 17 00:00:00 2001
From: bluwy <bjornlu.dev@gmail.com>
Date: Wed, 22 Apr 2026 10:38:59 +0800
Subject: [PATCH 2/2] fix: use nanoid for clientId

---
 packages/vite/src/client/client.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/packages/vite/src/client/client.ts b/packages/vite/src/client/client.ts
index a8b94fefc5f4be..ee055eff4c1931 100644
--- a/packages/vite/src/client/client.ts
+++ b/packages/vite/src/client/client.ts
@@ -1,3 +1,4 @@
+import { nanoid } from 'nanoid/non-secure'
 import type {
   DevRuntime as DevRuntimeType,
   Messenger,
@@ -660,8 +661,9 @@ if (isBundleMode && typeof DevRuntime !== 'undefined') {
       }
     },
   }
+  const clientId = nanoid()
   ;(globalThis as any).__rolldown_runtime__ ??= new ViteDevRuntime(
     wrappedSocket,
-    '',
+    clientId,
   )
 }