From d2e3784b778bf53ce7ad0b91480db8fa5ceb4e0b Mon Sep 17 00:00:00 2001
From: Cat <114286961+CatHood0@users.noreply.github.com>
Date: Tue, 16 Jul 2024 15:21:55 -0400
Subject: [PATCH]  Fix(rule): PreserveInlineStyleRule assume the type of the
 operation data and throw stacktrace (#2028)

---
 lib/src/models/rules/insert.dart | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/src/models/rules/insert.dart b/lib/src/models/rules/insert.dart
index 7ea7050d..d09bb452 100644
--- a/lib/src/models/rules/insert.dart
+++ b/lib/src/models/rules/insert.dart
@@ -568,8 +568,9 @@ class PreserveInlineStylesRule extends InsertRule {
       if (prevData.endsWith('\n')) {
         /// If current line is empty get attributes from a prior line
         final currLine = itr.next();
-        final currData = currLine.data as String?;
-        if (currData != null && (currData.isEmpty || currData[0] == '\n')) {
+        final currData =
+            currLine.data is String ? currLine.data as String : null;
+        if (currData?.isEmpty == true || currData?.startsWith('\n') == true) {
           if (prevData.trimRight().isEmpty) {
             final back =
                 DeltaIterator(documentDelta).skip(index - prevData.length);