From 253a185769130630eb80e6c36d08aca37a848037 Mon Sep 17 00:00:00 2001
From: Joffrey JAFFEUX <j.jaffeux@gmail.com>
Date: Tue, 26 May 2020 16:27:02 +0200
Subject: [PATCH] FIX: makes focust text area after complete more resilient
 (#9879)

---
 .../javascripts/discourse/app/components/d-editor.js   | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/app/assets/javascripts/discourse/app/components/d-editor.js b/app/assets/javascripts/discourse/app/components/d-editor.js
index 4fd5ec4bc23..bfdf021bff9 100644
--- a/app/assets/javascripts/discourse/app/components/d-editor.js
+++ b/app/assets/javascripts/discourse/app/components/d-editor.js
@@ -898,8 +898,16 @@ export default Component.extend({
 
   // ensures textarea scroll position is correct
   _focusTextArea() {
-    const textarea = this.element.querySelector("textarea.d-editor-input");
     schedule("afterRender", () => {
+      if (!this.element || this.isDestroying || this.isDestroyed) {
+        return;
+      }
+
+      const textarea = this.element.querySelector("textarea.d-editor-input");
+      if (!textarea) {
+        return;
+      }
+
       textarea.blur();
       textarea.focus();
     });