From a9ab2a5b0c4acd0c00cb6ebbc4b8a334196d2dcf Mon Sep 17 00:00:00 2001
From: mattwmj <mattwmj@outlook.com>
Date: Sat, 29 Sep 2018 19:03:08 +0800
Subject: [PATCH] Update resolveLibConfig.js

issue#2646
bug fix: vue-cli-service build --target lib ignores externals in vue.config.js
---
 packages/@vue/cli-service/lib/commands/build/resolveLibConfig.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/packages/@vue/cli-service/lib/commands/build/resolveLibConfig.js b/packages/@vue/cli-service/lib/commands/build/resolveLibConfig.js
index 0d1780cf7d..dd32783f50 100644
--- a/packages/@vue/cli-service/lib/commands/build/resolveLibConfig.js
+++ b/packages/@vue/cli-service/lib/commands/build/resolveLibConfig.js
@@ -46,6 +46,7 @@ module.exports = (api, { entry, name }, options) => {
     // externalize Vue in case user imports it
     config
       .externals({
+        ...config.get('externals'),
         vue: {
           commonjs: 'vue',
           commonjs2: 'vue',