From cb0cf8b38699d92bba1e0d96cc677afb2eb69180 Mon Sep 17 00:00:00 2001
From: zero <sta24220x@outlook.jp>
Date: Tue, 27 Aug 2024 23:20:00 +0900
Subject: [PATCH] Fix #58 IsCompatibleObject

---
 .../Internal/NotifyCollectionChangedSynchronizedView.cs         | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ObservableCollections/Internal/NotifyCollectionChangedSynchronizedView.cs b/src/ObservableCollections/Internal/NotifyCollectionChangedSynchronizedView.cs
index d28aea7..ae32b81 100644
--- a/src/ObservableCollections/Internal/NotifyCollectionChangedSynchronizedView.cs
+++ b/src/ObservableCollections/Internal/NotifyCollectionChangedSynchronizedView.cs
@@ -169,7 +169,7 @@ public TView this[int index]
 
         static bool IsCompatibleObject(object? value)
         {
-            return (value is T) || (value == null && default(T) == null);
+            return (value is TView) || (value is T) || (value == null && default(T) == null);
         }
 
         public bool IsReadOnly => true;