From 73ad70711729618388dec1349062ca452f6a6e0e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Arnaud=20Barr=C3=A9?= <arnaud.barre@carbometrix.com>
Date: Fri, 12 Aug 2022 07:07:34 +0200
Subject: [PATCH] fix(config): don't use file url for external files with cjs
 output (#9642)

---
 packages/vite/src/node/config.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/vite/src/node/config.ts b/packages/vite/src/node/config.ts
index fa0a25e463b811..f29d06e27e29e2 100644
--- a/packages/vite/src/node/config.ts
+++ b/packages/vite/src/node/config.ts
@@ -980,7 +980,7 @@ async function bundleConfigFile(
               if (path.relative(idPkgDir, fileName).startsWith('..')) {
                 return {
                   // normalize actual import after bundled as a single vite config
-                  path: pathToFileURL(idFsPath).href,
+                  path: isESM ? pathToFileURL(idFsPath).href : idFsPath,
                   external: true
                 }
               }