From 557adc7bce78833e98ae03e0c8c167a82ea68b76 Mon Sep 17 00:00:00 2001
From: prozolic <42107886+prozolic@users.noreply.github.com>
Date: Sat, 24 Feb 2024 21:26:54 +0900
Subject: [PATCH] Add lock to TryGetValue

---
 src/ObservableCollections/ObservableHashSet.cs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/ObservableCollections/ObservableHashSet.cs b/src/ObservableCollections/ObservableHashSet.cs
index 4734174..8e2e1d4 100644
--- a/src/ObservableCollections/ObservableHashSet.cs
+++ b/src/ObservableCollections/ObservableHashSet.cs
@@ -185,7 +185,10 @@ public void Clear()
 
         public bool TryGetValue(T equalValue, [MaybeNullWhen(false)] out T actualValue)
         {
-            return set.TryGetValue(equalValue, out actualValue);
+            lock(SyncRoot)
+            {
+                return set.TryGetValue(equalValue, out actualValue);
+            }
         }
 
 #endif