From 39c23ea2b15e6611451e308e1fae5149d2b9e9a3 Mon Sep 17 00:00:00 2001
From: Alec Larson <1925840+aleclarson@users.noreply.github.com>
Date: Sat, 2 Jan 2021 17:45:41 -0500
Subject: [PATCH] fix: keep `this` defined in `configureServer` hook

---
 packages/vite/src/node/server/index.ts | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/packages/vite/src/node/server/index.ts b/packages/vite/src/node/server/index.ts
index 67b289f2ee6a73..c777706303934a 100644
--- a/packages/vite/src/node/server/index.ts
+++ b/packages/vite/src/node/server/index.ts
@@ -266,8 +266,9 @@ export async function createServer(
   // apply server configuration hooks from plugins
   const postHooks: ((() => void) | void)[] = []
   for (const plugin of plugins) {
-    const hook = plugin.configureServer
-    hook && postHooks.push(await hook(server))
+    if (plugin.configureServer) {
+      postHooks.push(await plugin.configureServer(server))
+    }
   }
 
   // Internal middlewares ------------------------------------------------------