Fix bug with keepStyleOnNewLine for link (#1374)

CHANGELOG.md

@@ -1,3 +1,6 @@
+# [7.4.2]
+- Fix bug with keepStyleOnNewLine for link.
+
 # [7.4.1]
 - Fix toolbar dividers condition.
 

lib/src/widgets/controller.dart

@@ -400,8 +400,10 @@ class QuillController extends ChangeNotifier {
         extentOffset: math.min(selection.extentOffset, end));
     if (_keepStyleOnNewLine) {
       final style = getSelectionStyle();
-      final notInlineStyle = style.attributes.values.where((s) => !s.isInline);
-      toggledStyle = style.removeAll(notInlineStyle.toSet());
+      final ignoredStyles = style.attributes.values.where(
+        (s) => !s.isInline || s.key == Attribute.link.key,
+      );
+      toggledStyle = style.removeAll(ignoredStyles.toSet());
     } else {
       toggledStyle = Style();
     }