From e1cb917638ee3b2d8bf7f01382c8c12754f16862 Mon Sep 17 00:00:00 2001
From: Vladimir Sheremet <sleuths.slews0s@icloud.com>
Date: Sat, 6 Aug 2022 13:35:14 +0300
Subject: [PATCH] fix: Symbol.toStringTag on Module is non-enumerable

---
 packages/vite-node/src/client.ts | 6 +++++-
 test/core/test/module.test.ts    | 5 +++++
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/packages/vite-node/src/client.ts b/packages/vite-node/src/client.ts
index 2d1bd39951aa..308f3fa4f232 100644
--- a/packages/vite-node/src/client.ts
+++ b/packages/vite-node/src/client.ts
@@ -182,7 +182,11 @@ export class ViteNodeRunner {
     const url = pathToFileURL(fsPath).href
     const meta = { url }
     const exports: any = Object.create(null)
-    exports[Symbol.toStringTag] = 'Module'
+    Object.defineProperty(exports, Symbol.toStringTag, {
+      value: 'Module',
+      enumerable: false,
+      configurable: false,
+    })
 
     this.moduleCache.set(fsPath, { code: transformed, exports })
 
diff --git a/test/core/test/module.test.ts b/test/core/test/module.test.ts
index f0b6c9b975c4..e34875140fa6 100644
--- a/test/core/test/module.test.ts
+++ b/test/core/test/module.test.ts
@@ -3,6 +3,11 @@ import { expect, it } from 'vitest'
 // @ts-expect-error
 import { a, b } from '../src/module-cjs'
 import c, { d } from '../src/module-esm'
+import * as timeout from '../src/timeout'
+
+it('doesn\'t when extending module', () => {
+  expect(() => Object.assign(globalThis, timeout)).not.toThrow()
+})
 
 it('should work when using cjs module', () => {
   expect(a).toBe(1)