aspnetcore/src/BuildAfterTargetingPack/BuildAfterTargetingPack.csproj

<Project>
  <!-- Fake a unit test project unless that would prevent building this project. -->
  <PropertyGroup>
    <IsUnitTestProject Condition=" '$(SkipTestBuild)' == 'true' ">false</IsUnitTestProject>
    <IsUnitTestProject Condition=" '$(SkipTestBuild)' != 'true' ">true</IsUnitTestProject>
    <IsTestProject>$(IsUnitTestProject)</IsTestProject>
  </PropertyGroup>

  <Import Project="Sdk.props" Sdk="Microsoft.NET.Sdk" />

  <!--
    Forward targets to @(RequiresDelayedBuild) projects after App.Ref has built. Intended for projects that
    cannot restore without our App.Ref layout and aren't referenced elsewhere in the repo. For projects
    referenced elsewhere, use something else e.g. @(TestAssetProjectReference) items and
    FunctionalTestWithAssets.targets for test asset projects that need special handling.
  -->
  <PropertyGroup>
    <TargetFramework>$(DefaultNetCoreTargetFramework)</TargetFramework>

    <!-- Nothing from this project ships whether we're faking a unit test project or not. -->
    <IsShipping>false</IsShipping>

    <!-- Build.props is main thing that references this project. -->
    <IsProjectReferenceProvider>false</IsProjectReferenceProvider>
  </PropertyGroup>

  <ItemGroup>
    <!--
      When adding new projects to @(RequiresDelayedBuild), temporarily reference the projects here, run
      GenerateProjectList.ps1, then undo changes in this file. See comments in Build.props for other options.
    -->
    <!-- RequiresDelayedBuild Include="..." / -->

    <!-- Enforce build order. Need shared Fx before building the important projects. -->
    <ProjectReference Include="$(RepoRoot)\src\Framework\App.Ref\src\Microsoft.AspNetCore.App.Ref.csproj"
      Private="false"
      ReferenceOutputAssembly="false"
      SkipGetTargetFrameworkProperties="true" />
  </ItemGroup>

  <!-- Cannot build in source-build because that does not create an App.Ref layout. -->
  <Target Name="BuildDelayedProjects"
      BeforeTargets="Build"
      Condition=" '$(DotNetBuildFromSource)' != 'true' "
      Returns="@(TargetPathWithTargetPlatformMoniker)">
    <MSBuild Projects="@(RequiresDelayedBuild)"
        BuildInParallel="$(BuildInParallel)"
        Properties="MSBuildRestoreSessionId=$([System.Guid]::NewGuid())"
        Targets="Restore" />
    <MSBuild Projects="@(RequiresDelayedBuild)" BuildInParallel="$(BuildInParallel)" Targets="Build">
      <Output TaskParameter="TargetOutputs" ItemName="TargetPathWithTargetPlatformMoniker" />
    </MSBuild>
  </Target>

  <Target Name="CleanDelayedProjects" BeforeTargets="Clean" Condition=" '$(DotNetBuildFromSource)' != 'true' ">
    <MSBuild Projects="@(RequiresDelayedBuild)" BuildInParallel="$(BuildInParallel)" Targets="Clean" />
  </Target>

  <Target Name="CreateHelixPayloadDelayedProjects"
      BeforeTargets="CreateHelixPayload"
      Condition=" '$(DotNetBuildFromSource)' != 'true' "
      Returns="@(HelixWorkItem)">
    <MSBuild Projects="@(RequiresDelayedBuild)"
        BuildInParallel="$(BuildInParallel)"
        SkipNonexistentTargets="true"
        Targets="CreateHelixPayload">
      <Output TaskParameter="TargetOutputs" ItemName="HelixWorkItem" />
    </MSBuild>
  </Target>

  <Target Name="GetReferencesProvidedDelayedProjects"
      BeforeTargets="GetReferencesProvided"
      Returns="@(ProvidesReference)">
    <MSBuild Projects="@(RequiresDelayedBuild)" BuildInParallel="$(BuildInParallel)" Targets="GetReferencesProvided">
      <Output TaskParameter="TargetOutputs" ItemName="ProvidesReference" />
    </MSBuild>
  </Target>

  <Target Name="PackDelayedProjects" BeforeTargets="Pack" Condition=" '$(DotNetBuildFromSource)' != 'true' ">
    <MSBuild Projects="@(RequiresDelayedBuild)" BuildInParallel="$(BuildInParallel)" Targets="Pack" />
  </Target>

  <Target Name="PublishDelayedProjects" BeforeTargets="Publish" Condition=" '$(DotNetBuildFromSource)' != 'true' ">
    <MSBuild Projects="@(RequiresDelayedBuild)" BuildInParallel="$(BuildInParallel)" Targets="Publish" />
  </Target>

  <Target Name="TestDelayedProjects" BeforeTargets="Test" Condition=" '$(DotNetBuildFromSource)' != 'true' ">
    <MSBuild Projects="@(RequiresDelayedBuild)" BuildInParallel="$(BuildInParallel)" Targets="Test" />
  </Target>

  <Target Name="VSTestDelayedProjects" BeforeTargets="VSTest" Condition=" '$(DotNetBuildFromSource)' != 'true' ">
    <MSBuild Projects="@(RequiresDelayedBuild)" BuildInParallel="$(BuildInParallel)" Targets="VSTest" />
  </Target>

  <Import Project="Sdk.targets" Sdk="Microsoft.NET.Sdk" />
</Project>