Directory.Build.targets

<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">

  <PropertyGroup Condition="'$(MSBuildProjectExtension)' == '.csproj'" >
    <GeneratedFilesRootDir>$([MSBuild]::NormalizeDirectory('$(MSBuildProjectDirectory)', 'Generated Files'))</GeneratedFilesRootDir>
    <GeneratedFilesDir>$([MSBuild]::NormalizeDirectory('$(GeneratedFilesRootDir)', '$(TargetFramework)'))</GeneratedFilesDir>
  </PropertyGroup>

 <ItemGroup>
   <Compile Remove="$(GeneratedFilesRootDir)**/*.cs" />
   <None Include="$(GeneratedFilesRootDir)**/*.cs" />
   <Compile Condition="'$(GeneratedFilesDir)' != '$(GeneratedFilesRootDir)'" Include="$(GeneratedFilesDir)*.cs" />
 </ItemGroup>

  <Import Condition="'$(MSBuildProjectExtension)' == '.csproj'" Project="nuget\Microsoft.Windows.CsWinRT.targets" />

  <PropertyGroup Condition="'$(MSBuildProjectExtension)' == '.csproj'">
    <LangVersion>preview</LangVersion>
    <RestoreSources>
      https://api.nuget.org/v3/index.json;
      https://dotnet.myget.org/F/roslyn/api/v3/index.json;
      https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet5/nuget/v3/index.json;
    </RestoreSources>
  </PropertyGroup>

 <ItemGroup Condition="'$(MSBuildProjectExtension)' == '.csproj'">
   <PackageReference Include="Microsoft.Net.Compilers.Toolset" Version="3.7.0" />
 </ItemGroup>

</Project>