Fixed no underline displayed for characters being converted with IME within a hasEmbed line on iOS

Author: jimmyshiau

lib/src/document/nodes/node.dart

@@ -51,6 +51,8 @@ abstract base class Node extends LinkedListEntry<Node> {
 
   Node clone() => newInstance()..applyStyle(style);
 
+  Node cloneWithOffset() => clone()..parent = parent.._offset = offset;
+
   int? _offset;
 
   /// Offset in characters of this node relative to [parent] node.

lib/src/editor/widgets/text/text_line.dart

@@ -251,7 +251,7 @@ class _TextLineState extends State<TextLine> {
       }
 
       // here child is Text node and its value is cloned
-      textNodes.add(child.clone());
+      textNodes.add(child.cloneWithOffset());
     }
 
     if (textNodes.isNotEmpty) {