From 47a4bff2d11881f95bd0eb0b659360ff1b7465c0 Mon Sep 17 00:00:00 2001
From: Alexander Karatarakis <alkarata@microsoft.com>
Date: Thu, 9 Feb 2017 18:26:16 -0800
Subject: Add vcpkg_Enums

---
 toolsrc/include/vcpkg_Enums.h             | 11 +++++++++++
 toolsrc/src/vcpkg_Enums.cpp               | 21 +++++++++++++++++++++
 toolsrc/vcpkglib/vcpkglib.vcxproj         |  2 ++
 toolsrc/vcpkglib/vcpkglib.vcxproj.filters |  6 ++++++
 4 files changed, 40 insertions(+)
 create mode 100644 toolsrc/include/vcpkg_Enums.h
 create mode 100644 toolsrc/src/vcpkg_Enums.cpp

diff --git a/toolsrc/include/vcpkg_Enums.h b/toolsrc/include/vcpkg_Enums.h
new file mode 100644
index 000000000..5c4dc8b06
--- /dev/null
+++ b/toolsrc/include/vcpkg_Enums.h
@@ -0,0 +1,11 @@
+#pragma once
+#include <string>
+
+namespace vcpkg::Enums
+{
+    std::string nullvalue_toString(const std::string& enum_name);
+
+    __declspec(noreturn) void nullvalue_used(const std::string& enum_name);
+
+    __declspec(noreturn) void unreachable(const std::string& enum_name);
+}
diff --git a/toolsrc/src/vcpkg_Enums.cpp b/toolsrc/src/vcpkg_Enums.cpp
new file mode 100644
index 000000000..5e698659d
--- /dev/null
+++ b/toolsrc/src/vcpkg_Enums.cpp
@@ -0,0 +1,21 @@
+#include "pch.h"
+#include "vcpkg_Enums.h"
+#include "vcpkg_Checks.h"
+
+namespace vcpkg::Enums
+{
+    std::string nullvalue_toString(const std::string& enum_name)
+    {
+        return Strings::format("%s_NULLVALUE", enum_name);
+    }
+
+    void nullvalue_used(const std::string& enum_name)
+    {
+        Checks::exit_with_message("NULLVALUE of enum %s was used", enum_name);
+    }
+
+    void unreachable(const std::string& enum_name)
+    {
+        Checks::exit_with_message("Unreachable code for enum, %s", enum_name);
+    }
+}
diff --git a/toolsrc/vcpkglib/vcpkglib.vcxproj b/toolsrc/vcpkglib/vcpkglib.vcxproj
index ad15ea7ea..537b2fb0f 100644
--- a/toolsrc/vcpkglib/vcpkglib.vcxproj
+++ b/toolsrc/vcpkglib/vcpkglib.vcxproj
@@ -165,6 +165,7 @@
     <ClInclude Include="..\include\vcpkg_cmd_arguments.h" />
     <ClInclude Include="..\include\vcpkg_Commands.h" />
     <ClInclude Include="..\include\vcpkg_Dependencies.h" />
+    <ClInclude Include="..\include\vcpkg_Enums.h" />
     <ClInclude Include="..\include\vcpkg_Environment.h" />
     <ClInclude Include="..\include\vcpkg_Files.h" />
     <ClInclude Include="..\include\vcpkg_Graphs.h" />
@@ -227,6 +228,7 @@
     <ClCompile Include="..\src\vcpkg_Checks.cpp" />
     <ClCompile Include="..\src\vcpkg_cmd_arguments.cpp" />
     <ClCompile Include="..\src\vcpkg_Dependencies.cpp" />
+    <ClCompile Include="..\src\vcpkg_Enums.cpp" />
     <ClCompile Include="..\src\vcpkg_Environment.cpp" />
     <ClCompile Include="..\src\vcpkg_Files.cpp" />
     <ClCompile Include="..\src\vcpkg_Input.cpp" />
diff --git a/toolsrc/vcpkglib/vcpkglib.vcxproj.filters b/toolsrc/vcpkglib/vcpkglib.vcxproj.filters
index 99cbf7037..519331b49 100644
--- a/toolsrc/vcpkglib/vcpkglib.vcxproj.filters
+++ b/toolsrc/vcpkglib/vcpkglib.vcxproj.filters
@@ -168,6 +168,9 @@
     <ClCompile Include="..\src\PostBuildLint_BuildType.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="..\src\vcpkg_Enums.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\include\package_spec.h">
@@ -290,5 +293,8 @@
     <ClInclude Include="..\include\PostBuildLint_BuildType.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="..\include\vcpkg_Enums.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>
\ No newline at end of file
-- 
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