From d0a15ad0694d2d2814abae283d31032077f13757 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Philipp=20Ku=CC=88hn?= <kontakt@philipp-kuehn.com>
Date: Mon, 15 Mar 2021 13:27:52 +0100
Subject: [PATCH] prevent dispatch on readonly

---
 packages/core/src/Editor.ts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/packages/core/src/Editor.ts b/packages/core/src/Editor.ts
index 84fbc19e..299f24f5 100644
--- a/packages/core/src/Editor.ts
+++ b/packages/core/src/Editor.ts
@@ -302,6 +302,10 @@ export class Editor extends EventEmitter {
    * @param transaction An editor state transaction
    */
   private dispatchTransaction(transaction: Transaction): void {
+    if (transaction.docChanged && !this.isEditable) {
+      return
+    }
+
     if (this.isCapturingTransaction) {
       if (!this.capturedTransaction) {
         this.capturedTransaction = transaction