1 files changed, 41 insertions, 0 deletions
diff --git a/src/System.Private.CoreLib/shared/System/Collections/Concurrent/IProducerConsumerCollectionDebugView.cs b/src/System.Private.CoreLib/shared/System/Collections/Concurrent/IProducerConsumerCollectionDebugView.cs
new file mode 100644
index 000000000..0205e068e
--- /dev/null
+++ b/src/System.Private.CoreLib/shared/System/Collections/Concurrent/IProducerConsumerCollectionDebugView.cs
@@ -0,0 +1,41 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System.Diagnostics;
+
+namespace System.Collections.Concurrent
+{
+    /// <summary>
+    /// A debugger view of the IProducerConsumerCollection that makes it simple to browse the
+    /// collection's contents at a point in time.
+    /// </summary>
+    /// <typeparam name="T">The type of elements stored within.</typeparam>
+    internal sealed class IProducerConsumerCollectionDebugView<T>
+    {
+        private readonly IProducerConsumerCollection<T> _collection; // The collection being viewed.
+
+        /// <summary>
+        /// Constructs a new debugger view object for the provided collection object.
+        /// </summary>
+        /// <param name="collection">A collection to browse in the debugger.</param>
+        public IProducerConsumerCollectionDebugView(IProducerConsumerCollection<T> collection)
+        {
+            if (collection == null)
+            {
+                throw new ArgumentNullException(nameof(collection));
+            }
+
+            _collection = collection;
+        }
+
+        /// <summary>
+        /// Returns a snapshot of the underlying collection's elements.
+        /// </summary>
+        [DebuggerBrowsable(DebuggerBrowsableState.RootHidden)]
+        public T[] Items
+        {
+            get { return _collection.ToArray(); }
+        }
+    }
+}