From cdecb3e42e3c13504da69c221f41913851a3b74e Mon Sep 17 00:00:00 2001
From: "chentao.arthur" <chentao.arthur@bytedance.com>
Date: Tue, 19 Oct 2021 16:15:15 +0800
Subject: [PATCH] fix(remoteModule): merge global externals bug

---
 packages/remote-module/src/common.ts | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/packages/remote-module/src/common.ts b/packages/remote-module/src/common.ts
index 023e219ee..f887dc2dc 100644
--- a/packages/remote-module/src/common.ts
+++ b/packages/remote-module/src/common.ts
@@ -79,17 +79,22 @@ export const getModuleCode = (url: string) => {
 
 export const purifyOptions = (urlOrAlias: string, options?: ModuleInfo) => {
   let config;
+  const globalExternals = moduleConfig.externals;
+  delete moduleConfig.externals;
 
   if (isPlainObject(options)) {
-    const cloned = { ...options };
-    const externals = { ...moduleConfig.externals, ...options.externals };
-    delete cloned.externals;
-    config = deepMerge(moduleConfig, { ...cloned, url: urlOrAlias });
-    config.externals = externals;
+    const curExternals = options.externals;
+    delete options.externals;
+    config = deepMerge(moduleConfig, { ...options, url: urlOrAlias });
+    options.externals = curExternals;
+    config.externals = { ...globalExternals, ...curExternals };
   } else {
     config = deepMerge(moduleConfig, { url: urlOrAlias });
+    config.externals = globalExternals;
   }
 
+  moduleConfig.externals = globalExternals;
+
   return config as ModuleInfo & {
     url: string;
   };