From 5c0c8b5d732146ed40d2c857e583918c7e2c9671 Mon Sep 17 00:00:00 2001
From: Ryota Kobayashi <45661924+naipaka@users.noreply.github.com>
Date: Wed, 31 Jul 2024 15:02:28 +0900
Subject: [PATCH] fix: Fixed the potential cast error in `avoid_single_child`
 (#41)

* fix: Fixed the potential cast error in `avoid_single_child`

* chore: Add ListView test with non ListLiteral
---
 packages/altive_lints/lib/src/lints/avoid_single_child.dart | 4 +++-
 .../altive_lints/lint_test/lints/avoid_single_child.dart    | 6 ++++++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/packages/altive_lints/lib/src/lints/avoid_single_child.dart b/packages/altive_lints/lib/src/lints/avoid_single_child.dart
index 649f555..4ade29a 100644
--- a/packages/altive_lints/lib/src/lints/avoid_single_child.dart
+++ b/packages/altive_lints/lib/src/lints/avoid_single_child.dart
@@ -65,7 +65,9 @@ class AvoidSingleChild extends DartLintRule {
         );
 
         final childrenList = childrenArg is NamedExpression
-            ? childrenArg.expression as ListLiteral
+            ? childrenArg.expression is ListLiteral
+                ? childrenArg.expression as ListLiteral
+                : null
             : null;
 
         if (childrenList != null && childrenList.elements.length == 1) {
diff --git a/packages/altive_lints/lint_test/lints/avoid_single_child.dart b/packages/altive_lints/lint_test/lints/avoid_single_child.dart
index dcaa7d5..9edcd01 100644
--- a/packages/altive_lints/lint_test/lints/avoid_single_child.dart
+++ b/packages/altive_lints/lint_test/lints/avoid_single_child.dart
@@ -44,6 +44,12 @@ class MyWidget extends StatelessWidget {
             Text('World'),
           ],
         ),
+        ListView(
+          children: List.generate(
+            10,
+            (index) => Text('Hello $index'),
+          ),
+        ),
       ],
     );
   }