From c762b754e70b9cd21ad8cea2ad9061b743c33bfd Mon Sep 17 00:00:00 2001
From: Martin Costello <martin@martincostello.com>
Date: Tue, 10 Sep 2024 03:15:53 +0100
Subject: [PATCH] Add [DebuggerDisplay] to CancellationTokenSource (#105764)

* Add [DebuggerDisplay] to CancellationTokenSource

Add `[DebuggerDisplay]` to `CancellationTokenSource` to show whether cancelled or disposed.

Relates to #105698.

* Update src/libraries/System.Private.CoreLib/src/System/Threading/CancellationTokenSource.cs

---------

Co-authored-by: Stephen Toub <stoub@microsoft.com>
---
 .../src/System/Threading/CancellationTokenSource.cs              | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/libraries/System.Private.CoreLib/src/System/Threading/CancellationTokenSource.cs b/src/libraries/System.Private.CoreLib/src/System/Threading/CancellationTokenSource.cs
index 26c2eb7078598..7ea36b67c970b 100644
--- a/src/libraries/System.Private.CoreLib/src/System/Threading/CancellationTokenSource.cs
+++ b/src/libraries/System.Private.CoreLib/src/System/Threading/CancellationTokenSource.cs
@@ -22,6 +22,7 @@ namespace System.Threading
     /// concurrently from multiple threads.
     /// </para>
     /// </remarks>
+    [DebuggerDisplay("IsCancellationRequested = {IsCancellationRequested}")]
     public class CancellationTokenSource : IDisposable
     {
         /// <summary>A <see cref="CancellationTokenSource"/> that's already canceled.</summary>