From 9d549ecf5e05d688b0fd662af1a6ff8350acb524 Mon Sep 17 00:00:00 2001
From: Kuuuube <61125188+Kuuuube@users.noreply.github.com>
Date: Wed, 2 Oct 2024 23:13:18 -0400
Subject: [PATCH] Fix UTF32 characters breaking sentence parser due directly
 accessing string array indexes (#1452)

---
 ext/js/dom/text-source-generator.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ext/js/dom/text-source-generator.js b/ext/js/dom/text-source-generator.js
index 52b2bc8cf6..e3c6b4e1e5 100644
--- a/ext/js/dom/text-source-generator.js
+++ b/ext/js/dom/text-source-generator.js
@@ -66,7 +66,7 @@ export class TextSourceGenerator {
         source = source.clone();
         const startLength = source.setStartOffset(extent, layoutAwareScan);
         const endLength = source.setEndOffset(extent * 2 - startLength, true, layoutAwareScan);
-        const text = source.text();
+        const text = [...source.text()];
         const textLength = text.length;
         const textEndAnchor = textLength - endLength;
 
@@ -173,7 +173,7 @@ export class TextSourceGenerator {
 
         // Result
         return {
-            text: text.substring(cursorStart, cursorEnd),
+            text: text.slice(cursorStart, cursorEnd).join(''),
             offset: startLength - cursorStart,
         };
     }