From d67e7d27268fc3cc1ec2fed78eb003513f500af0 Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Mon, 15 Sep 2025 20:41:55 -0400
Subject: [PATCH] VS: Factor out Visual Studio `Version` enumeration

---
 Source/CMakeLists.txt                  |  1 +
 Source/cmGlobalVisualStudioGenerator.h | 11 ++---------
 Source/cmVSVersion.h                   | 19 +++++++++++++++++++
 3 files changed, 22 insertions(+), 9 deletions(-)
 create mode 100644 Source/cmVSVersion.h

diff --git a/Source/CMakeLists.txt b/Source/CMakeLists.txt
index d1e6ad9477..892a7d2e5f 100644
--- a/Source/CMakeLists.txt
+++ b/Source/CMakeLists.txt
@@ -975,6 +975,7 @@ if(WIN32)
         cmVisualStudioWCEPlatformParser.cxx
         cmVSSetupHelper.cxx
         cmVSSetupHelper.h
+        cmVSVersion.h
       )
 
     # Add a manifest file to executables on Windows to allow for
diff --git a/Source/cmGlobalVisualStudioGenerator.h b/Source/cmGlobalVisualStudioGenerator.h
index 9a919cbaa3..46d98f7e99 100644
--- a/Source/cmGlobalVisualStudioGenerator.h
+++ b/Source/cmGlobalVisualStudioGenerator.h
@@ -14,6 +14,7 @@
 
 #include "cmGlobalGenerator.h"
 #include "cmTargetDepend.h"
+#include "cmVSVersion.h"
 #include "cmValue.h"
 
 class cmCustomCommand;
@@ -31,15 +32,7 @@ class cmake;
 class cmGlobalVisualStudioGenerator : public cmGlobalGenerator
 {
 public:
-  /** Known versions of Visual Studio.  */
-  enum class VSVersion : uint16_t
-  {
-    VS14 = 140,
-    VS15 = 150,
-    VS16 = 160,
-    VS17 = 170,
-    VS18 = 180,
-  };
+  using VSVersion = cm::VS::Version;
 
   ~cmGlobalVisualStudioGenerator() override;
 
diff --git a/Source/cmVSVersion.h b/Source/cmVSVersion.h
new file mode 100644
index 0000000000..3fe0d2fb72
--- /dev/null
+++ b/Source/cmVSVersion.h
@@ -0,0 +1,19 @@
+/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+   file LICENSE.rst or https://cmake.org/licensing for details.  */
+#pragma once
+
+#include <cstdint>
+
+namespace cm {
+namespace VS {
+/** Known versions of Visual Studio.  */
+enum class Version : std::uint16_t
+{
+  VS14 = 140,
+  VS15 = 150,
+  VS16 = 160,
+  VS17 = 170,
+  VS18 = 180,
+};
+}
+}