From ed8f0a66fbd189a670ec5472ef49057b1eb24765 Mon Sep 17 00:00:00 2001
From: "qing.deng" <dengqing0821@gmail.com>
Date: Sat, 8 Oct 2022 00:12:12 +0800
Subject: [PATCH] fix: should set ignoreProcessEnv

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

diff --git a/packages/vite/src/node/env.ts b/packages/vite/src/node/env.ts
index 6f807c46268b59..d5c58089dab167 100644
--- a/packages/vite/src/node/env.ts
+++ b/packages/vite/src/node/env.ts
@@ -52,7 +52,9 @@ export function loadEnv(
 
   // let environment variables use each other
   expand({
-    parsed
+    parsed,
+    // prevent process.env mutation
+    ignoreProcessEnv: true
   })
 
   // only keys that start with prefix are exposed to client