From 17a38965c8753a8ce11656770d7da88161357ca8 Mon Sep 17 00:00:00 2001
From: Xin Yao <singerdmx@gmail.com>
Date: Wed, 10 Mar 2021 21:14:10 -0800
Subject: [PATCH] Update replaceText method

---
 lib/widgets/controller.dart | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/widgets/controller.dart b/lib/widgets/controller.dart
index abf2a059..2661b745 100644
--- a/lib/widgets/controller.dart
+++ b/lib/widgets/controller.dart
@@ -86,11 +86,12 @@ class QuillController extends ChangeNotifier {
         print('document.replace failed: $e');
         throw e;
       }
-      if (delta != null &&
+      final shouldRetainDelta = delta != null &&
           toggledStyle.isNotEmpty &&
           delta.isNotEmpty &&
           delta.length <= 2 &&
-          delta.last.isInsert) {
+          delta.last.isInsert;
+      if (shouldRetainDelta) {
         Delta retainDelta = Delta()
           ..retain(index)
           ..retain(data is String ? data.length : 1, toggledStyle.toJson());