reactive/Ix.NET/Source/Directory.build.targets

<Project>  
  
  <!-- This props all need to be set in targets as they depend on the values set earlier -->
  <PropertyGroup Condition="'$(TargetFramework)' == 'netstandard1.0'">
    <DefineConstants>$(DefineConstants);NO_ARRAY_EMPTY;NO_CODE_COVERAGE_ATTRIBUTE;CRIPPLED_REFLECTION</DefineConstants>
  </PropertyGroup>
  <PropertyGroup Condition="'$(TargetFramework)' == 'netstandard1.3'">
    <DefineConstants>$(DefineConstants);NO_CODE_COVERAGE_ATTRIBUTE;CRIPPLED_REFLECTION</DefineConstants>
  </PropertyGroup>
  <PropertyGroup Condition="'$(TargetFramework)' == 'net45'">
    <DefineConstants>$(DefineConstants);NO_ARRAY_EMPTY</DefineConstants>
  </PropertyGroup>

  <PropertyGroup>
    <Product>$(AssemblyName) ($(TargetFramework))</Product>
  </PropertyGroup>

  <Target Name="GetRefsForPackage" BeforeTargets="_GetPackageFiles" 
          Condition=" Exists('$(MSBuildThisFileDirectory)refs\$(MSBuildProjectName)\$(MSBuildProjectName).csproj') ">
    
    <MSBuild Projects="$(MSBuildThisFileDirectory)refs\$(MSBuildProjectName)\$(MSBuildProjectName).csproj" 
             Targets="_GetTargetFrameworksOutput">

      <Output TaskParameter="TargetOutputs" 
              ItemName="_RefTargetFrameworks" />
    </MSBuild>

    <MSBuild Projects="$(MSBuildThisFileDirectory)refs\$(MSBuildProjectName)\$(MSBuildProjectName).csproj" 
             Targets="_GetReferenceAssemblies" 
             Properties="TargetFramework=%(_RefTargetFrameworks.Identity)">

      <Output TaskParameter="TargetOutputs" 
              ItemName="_refAssms" />
    </MSBuild>

    <ItemGroup>
      <None Include="@(_refAssms)" PackagePath="ref/%(_refAssms.TargetFramework)" Pack="true" />
    </ItemGroup>

  </Target>
</Project>