From fae0e234b92160bb6b6c14fe004647895459eded Mon Sep 17 00:00:00 2001
From: Haoqun Jiang <haoqunjiang@gmail.com>
Date: Tue, 22 Nov 2022 17:17:09 +0800
Subject: [PATCH] feat: dedupe the `vue` in client bundle by default (#11032)

Fixes https://github.com/vitejs/vite/issues/2443
Fixes https://github.com/vitejs/vite/issues/7454
---
 packages/plugin-vue/src/index.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/packages/plugin-vue/src/index.ts b/packages/plugin-vue/src/index.ts
index d1067b5811f5f3..76809f0d69a5b2 100644
--- a/packages/plugin-vue/src/index.ts
+++ b/packages/plugin-vue/src/index.ts
@@ -128,6 +128,9 @@ export default function vuePlugin(rawOptions: Options = {}): Plugin {
 
     config(config) {
       return {
+        resolve: {
+          dedupe: config.build?.ssr ? [] : ['vue']
+        },
         define: {
           __VUE_OPTIONS_API__: config.define?.__VUE_OPTIONS_API__ ?? true,
           __VUE_PROD_DEVTOOLS__: config.define?.__VUE_PROD_DEVTOOLS__ ?? false