From e833f0f272b1878091b46a1db8c3ae5dbafc59c9 Mon Sep 17 00:00:00 2001
From: Michalina Majewska <michalina.majewska@leancode.pl>
Date: Wed, 5 Jun 2024 14:44:27 +0200
Subject: [PATCH] Use lazy iterable

---
 lib/src/form_group_cubit/form_group_cubit.dart | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/lib/src/form_group_cubit/form_group_cubit.dart b/lib/src/form_group_cubit/form_group_cubit.dart
index ff23bc1..bbf0656 100644
--- a/lib/src/form_group_cubit/form_group_cubit.dart
+++ b/lib/src/form_group_cubit/form_group_cubit.dart
@@ -345,12 +345,8 @@ class FormGroupState with EquatableMixin {
   final bool validating;
 
   /// List of this form's fields including subforms' fields.
-  Iterable<FieldCubit<dynamic, dynamic>> get allFields {
-    return [
-      ...fields,
-      for (final subform in subforms) ...subform.state.allFields,
-    ];
-  }
+  Iterable<FieldCubit<dynamic, dynamic>> get allFields =>
+      fields.followedBy(subforms.expand((e) => e.state.allFields));
 
   /// Map of all validation errors (including subfroms') grouped by fields
   Map<FieldCubit<dynamic, dynamic>, dynamic> get validationErrors => {