From a05907175621194f098ec48d136ddecdd7645e4c Mon Sep 17 00:00:00 2001
From: LiviaMedeiros <livia@cirno.name>
Date: Sun, 24 Jul 2022 20:31:48 +0800
Subject: [PATCH] fix: do not remove `Edit on GitHub` if it does not exist

---
 static/js/main.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/static/js/main.js b/static/js/main.js
index 6525b944ca664..2798987780274 100644
--- a/static/js/main.js
+++ b/static/js/main.js
@@ -166,6 +166,10 @@
   var editOnGitHubElement = document.getElementById('editOnGitHubLink');
   var editOnGitHubUrlElement = document.getElementById('editOnGitHubUrl');
 
+  if (!editOnGitHubElement) {
+    return;
+  }
+
   if (editOnGitHubUrlElement) {
     editOnGitHubElement.setAttribute('href', editOnGitHubUrlElement.value);
   } else {