From 798f3437b92872648f7bda19cf2ad0a6aa4e178c Mon Sep 17 00:00:00 2001
From: bloody-ux <bloody_ux@126.com>
Date: Thu, 5 Nov 2020 15:37:26 +0800
Subject: [PATCH] =?UTF-8?q?=F0=9F=90=9B=20fix=20the=20issue=20we=20can't?=
 =?UTF-8?q?=20detect=20document.createElement=20while=20qiankun=20run=20in?=
 =?UTF-8?q?=20another=20sandbox=20while=20may=20rewrite=20document(#1046)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/sandbox/patchers/dynamicAppend/forStrictSandbox.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/sandbox/patchers/dynamicAppend/forStrictSandbox.ts b/src/sandbox/patchers/dynamicAppend/forStrictSandbox.ts
index 6d84671..d046c09 100644
--- a/src/sandbox/patchers/dynamicAppend/forStrictSandbox.ts
+++ b/src/sandbox/patchers/dynamicAppend/forStrictSandbox.ts
@@ -27,7 +27,9 @@ function patchDocumentCreateElement() {
     ): HTMLElement {
       const element = rawDocumentCreateElement.call(this, tagName, options);
       if (isHijackingTag(tagName)) {
-        const attachProxy = documentAttachProxyMap.get(this);
+        // 这里使用document来获取比this更加健壮，因为之前set的时候是传入的document：
+        // 因为document不一定是原生的document，这种情况出现在qiankun本身就在另一个沙箱下运行的情况，而那个沙箱可能连document都重写了。
+        const attachProxy = documentAttachProxyMap.get(document);
         if (attachProxy) {
           const proxyContainerConfig = proxyAttachContainerConfigMap.get(attachProxy);
           if (proxyContainerConfig) {