From 95ba7a892224653eb97f3cad501273eb8fc152aa Mon Sep 17 00:00:00 2001
From: crasowas <110958409+crasowas@users.noreply.github.com>
Date: Tue, 28 May 2024 11:22:00 +0800
Subject: [PATCH] fix: assertion failure for swipe typing and undo on Android

---
 .../raw_editor/raw_editor_state_text_input_client_mixin.dart  | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/src/widgets/raw_editor/raw_editor_state_text_input_client_mixin.dart b/lib/src/widgets/raw_editor/raw_editor_state_text_input_client_mixin.dart
index 79e859507..2c792741a 100644
--- a/lib/src/widgets/raw_editor/raw_editor_state_text_input_client_mixin.dart
+++ b/lib/src/widgets/raw_editor/raw_editor_state_text_input_client_mixin.dart
@@ -141,8 +141,10 @@ mixin RawEditorStateTextInputClientMixin on EditorState
     // with the last known remote value.
     // It is important to prevent excessive remote updates as it can cause
     // race conditions.
+    final composingRange = _lastKnownRemoteTextEditingValue!.composing;
     final actualValue = value.copyWith(
-      composing: _lastKnownRemoteTextEditingValue!.composing,
+      // Ignore last known composing range if it exceeds current text length.
+      composing: composingRange.end > value.text.length ? null : composingRange,
     );
 
     if (actualValue == _lastKnownRemoteTextEditingValue) {