From b56801220804a3f039591a02e81010479a868e4e Mon Sep 17 00:00:00 2001
From: bluwy <bjornlu.dev@gmail.com>
Date: Thu, 22 Dec 2022 16:38:04 +0800
Subject: [PATCH] perf(resolve): prevent ts resolve for extensions

---
 packages/vite/src/node/plugins/resolve.ts | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/packages/vite/src/node/plugins/resolve.ts b/packages/vite/src/node/plugins/resolve.ts
index 8e029baf0fa907..d07589f40862cb 100644
--- a/packages/vite/src/node/plugins/resolve.ts
+++ b/packages/vite/src/node/plugins/resolve.ts
@@ -471,6 +471,7 @@ function tryFsResolve(
         targetWeb,
         options.tryPrefix,
         options.skipPackageJson,
+        false,
       ))
     ) {
       return res
@@ -485,12 +486,16 @@ function tryFsResolve(
         targetWeb,
         options.tryPrefix,
         options.skipPackageJson,
+        false,
       ))
     ) {
       return res
     }
   }
 
+  // if `tryIndex` false, skip as we've already tested above
+  if (!tryIndex) return
+
   if (
     postfix &&
     (res = tryResolveFile(