1 files changed, 31 insertions, 0 deletions

diff --git a/src/ext/ComPlus/wixext/ComPlusWarnings.cs b/src/ext/ComPlus/wixext/ComPlusWarnings.cs
new file mode 100644
index 00000000..e0000918
--- /dev/null
+++ b/src/ext/ComPlus/wixext/ComPlusWarnings.cs
@@ -0,0 +1,31 @@
+// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
+
+namespace WixToolset.ComPlus
+{
+    using System;
+    using System.Resources;
+    using WixToolset.Data;
+
+    public static class ComPlusWarnings
+    {
+        public static Message MissingComponents(SourceLineNumber sourceLineNumbers)
+        {
+            return Message(sourceLineNumbers, Ids.MissingComponents, "The ComPlusAssembly element has a Type attribute with a value of 'native', but the element does not contain any ComPlusComponent elements. All components contained in a native assembly must be listed, or they will not be correctly removed during uninstall.");
+        }
+
+        private static Message Message(SourceLineNumber sourceLineNumber, Ids id, string format, params object[] args)
+        {
+            return new Message(sourceLineNumber, MessageLevel.Warning, (int)id, format, args);
+        }
+
+        private static Message Message(SourceLineNumber sourceLineNumber, Ids id, ResourceManager resourceManager, string resourceName, params object[] args)
+        {
+            return new Message(sourceLineNumber, MessageLevel.Warning, (int)id, resourceManager, resourceName, args);
+        }
+
+        public enum Ids
+        {
+            MissingComponents = 6007,
+        }
+    }
+}