Manually add TypeForwardedTo in ref assemblies (#14538)

* Manually add TypeForwardedTo in ref assemblies

* Pin ref assembly version to Major.Minor.0.0

* Disable MSB3243 warning

* Pin pinning implementation assembly version

* Use nuget.exe v5.3.0 which support icon metadata

* Fixup nuspec packing

Directory.Build.targets

@@ -105,6 +105,12 @@
     <Compile Include="$(SharedSourceRoot)ReferenceAssemblyInfo.cs" LinkBase="Properties" />
   </ItemGroup>
 
+  <PropertyGroup Condition="'$(Language)' == 'C#'">
+    <!-- Reference assemblies should always use Major.Minor.0.0 for assembly versions even during servicing. Only the package version should be updated. -->
+    <!-- Pinning the implementation assemblies at Major.Minor.0.0 as we figure out compiling against ref assemblies. -->
+    <AssemblyVersion>$(AspNetCoreMajorVersion).$(AspNetCoreMinorVersion).0.0</AssemblyVersion>
+  </PropertyGroup>
+
   <ItemGroup>
     <KnownFrameworkReference Update="Microsoft.NETCore.App">
       <!-- Always update the 'latest version', whether the repo is servicing or not. -->

eng/targets/ReferenceAssembly.targets

@@ -47,6 +47,7 @@
     <PropertyGroup>
       <_RefSourceOutputPath>$([System.IO.Directory]::GetParent('$(MSBuildProjectDirectory)'))/ref/</_RefSourceOutputPath>
       <_RefSourceFileName>$(AssemblyName).$(TargetFramework).cs</_RefSourceFileName>
+      <_ManualRefSourceFileName>$(AssemblyName).Manual.cs</_ManualRefSourceFileName>
       <_RefSourceFileOutputPath>$(_RefSourceOutputPath)$(_RefSourceFileName)</_RefSourceFileOutputPath>
     </PropertyGroup>
 
@@ -76,10 +77,16 @@
     </ItemGroup>
 
     <PropertyGroup>
+      <_ManualReferenceAssemblyContent />
+      <_ManualReferenceAssemblyContent Condition="Exists('$(_RefSourceOutputPath)$(_ManualRefSourceFileName)')">
+      <![CDATA[
+    <Compile Include="$(_ManualRefSourceFileName)" />]]>
+      </_ManualReferenceAssemblyContent>
+
       <ReferencesContent>
       <![CDATA[
   <ItemGroup Condition="'%24(TargetFramework)' == '$(TargetFramework)'">
-    <Compile Include="$(_RefSourceFileName)" />
+    <Compile Include="$(_RefSourceFileName)" />]]>$(_ManualReferenceAssemblyContent)<![CDATA[
     @(FilteredOriginalReferences->'<Reference Include="%(Identity)"  />', '%0A    ')
   </ItemGroup>
 ]]>

src/Components/Components/src/Microsoft.AspNetCore.Components.csproj

@@ -53,9 +53,8 @@
   <ItemGroup>
     <NuspecProperty Include="jsInteropPackageVersion=$(MicrosoftJSInteropPackageVersion)" />
     <NuspecProperty Condition="'$(DotNetBuildFromSource)' != 'true'" Include="systemComponentModelAnnotationsPackageVersion=$(SystemComponentModelAnnotationsPackageVersion)" />
-    <NuspecProperty Include="OutputBinary=$(MSBuildProjectDirectory)\$(OutputPath)**\$(AssemblyName).dll" />
+    <NuspecProperty Include="AssemblyName=$(AssemblyName)" />
-    <NuspecProperty Include="OutputSymbol=$(MSBuildProjectDirectory)\$(OutputPath)**\$(AssemblyName).pdb" />
+    <NuspecProperty Include="OutputPath=$(OutputPath)" />
-    <NuspecProperty Include="OutputDocumentation=$(MSBuildProjectDirectory)\$(OutputPath)**\$(AssemblyName).xml" />
     <NuspecProperty Include="PackageIcon=$(PackageIconFullPath)" />
   </ItemGroup>
 

src/Components/Components/src/Microsoft.AspNetCore.Components.multitarget.nuspec

@@ -18,9 +18,9 @@
     <icon>packageIcon.png</icon>
   </metadata>
   <files>
-    <file src="$OutputBinary$" target="lib\" />
+    <file src="$OutputPath$**\$AssemblyName$.dll" target="lib\" />
-    <file src="$OutputDocumentation$" target="lib\" />
+    <file src="$OutputPath$**\$AssemblyName$.pdb" target="lib\" />
-    <file src="$OutputSymbol$" target="lib\" />
+    <file src="$OutputPath$**\$AssemblyName$.xml" target="lib\" />
     <file src="$PackageIcon$" target="" />
     <file src="..\..\THIRD-PARTY-NOTICES.txt" target=".\THIRD-PARTY-NOTICES.txt" />
   </files>

src/Components/Components/src/Microsoft.AspNetCore.Components.netcoreapp3.0.nuspec

@@ -12,9 +12,9 @@
     <icon>packageIcon.png</icon>
   </metadata>
   <files>
-    <file src="$OutputBinary$" target="lib\" />
+    <file src="$OutputPath$**\$AssemblyName$.dll" target="lib\" />
-    <file src="$OutputDocumentation$" target="lib\" />
+    <file src="$OutputPath$**\$AssemblyName$.pdb" target="lib\" />
-    <file src="$OutputSymbol$" target="lib\" />
+    <file src="$OutputPath$**\$AssemblyName$.xml" target="lib\" />
     <file src="$PackageIcon$" target="" />
     <file src="..\..\THIRD-PARTY-NOTICES.txt" target=".\THIRD-PARTY-NOTICES.txt" />
   </files>

src/Framework/ref/Microsoft.AspNetCore.App.Ref.csproj

@@ -36,10 +36,17 @@ This package is an internal implementation of the .NET Core SDK and is not meant
 
     <!-- Reference implementation assemblies in addition to ref assemblies to get xml docs -->
     <ReferenceImplementationAssemblies>true</ReferenceImplementationAssemblies>
+    <!-- We are ignoring MSB3243 warnings since implemenation and reference assemblies are versioned differently. We need both to compose the targeting pack with reference assemblies and xml docs. -->
+    <MSBuildWarningsAsMessages>MSB3243</MSBuildWarningsAsMessages >
 
     <!-- Platform manifest data -->
     <FrameworkListFileName>FrameworkList.xml</FrameworkListFileName>
     <FrameworkListOutputPath>$(ArtifactsObjDir)$(FrameworkListFileName)</FrameworkListOutputPath>
+
+    <!-- Platform manifest and package override metatdata -->
+    <ReferencePackSharedFxVersion>$(AspNetCoreMajorVersion).$(AspNetCoreMinorVersion).0</ReferencePackSharedFxVersion>
+    <ReferencePackSharedFxVersion Condition="'$(VersionSuffix)' != ''">$(ReferencePackSharedFxVersion)-$(VersionSuffix)</ReferencePackSharedFxVersion>
+    <ReferencePlatformManifestOutputPath>$(ArtifactsObjDir)ref\PlatformManifest.txt</ReferencePlatformManifestOutputPath>
   </PropertyGroup>
 
   <ItemGroup>
@@ -93,6 +100,7 @@ This package is an internal implementation of the .NET Core SDK and is not meant
 
   <!-- This target finds the reference assemblies. -->
   <Target Name="_ResolveTargetingPackContent"
+          Returns="@(AspNetCoreReferenceAssemblyPath)"
           BeforeTargets="_GetPackageFiles"
           DependsOnTargets="ResolveReferences;FindReferenceAssembliesForReferences">
     <ItemGroup>
@@ -109,6 +117,7 @@ This package is an internal implementation of the .NET Core SDK and is not meant
           Exclude="
             @(_SelectedExtensionsRefAssemblies);
             @(ReferencePathWithRefAssemblies->WithMetadataValue('NuGetPackageId', 'Microsoft.NETCore.App.Ref'));
+            @(ReferencePathWithRefAssemblies->WithMetadataValue('IsReferenceAssembly', 'false'));
             @(ReferencePathWithRefAssemblies->WithMetadataValue('ReferenceGrouping', 'Microsoft.NETCore.App'));" />
 
       <AspNetCoreReferenceAssemblyPath
@@ -116,11 +125,23 @@ This package is an internal implementation of the .NET Core SDK and is not meant
 
       <AspNetCoreReferenceDocXml Include="@(_ResolvedProjectReferencePaths->WithMetadataValue('IsReferenceAssembly', 'false')->'%(RootDir)%(Directory)%(FileName).xml')" />
       <AspNetCoreReferenceDocXml Include="@(_SelectedExtensionsRefAssemblies->'$(MicrosoftInternalExtensionsRefsPath)%(FileName).xml')" />
+    </ItemGroup>
 
+    <RepoTasks.GenerateSharedFrameworkDepsFile
+      DepsFilePath="$(ProjectDepsFilePath)"
+      TargetFramework="$(TargetFramework)"
+      FrameworkName="$(TargetingPackName)"
+      FrameworkVersion="$(ReferencePackSharedFxVersion)"
+      References="@(AspNetCoreReferenceAssemblyPath)"
+      RuntimeIdentifier="$(TargetRuntimeIdentifier)"
+      RuntimePackageName="$(PackageId)"
+      PlatformManifestOutputPath="$(ReferencePlatformManifestOutputPath)" />
+
+    <ItemGroup>
       <RefPackContent Include="@(AspNetCoreReferenceAssemblyPath)" PackagePath="$(RefAssemblyPackagePath)" />
       <RefPackContent Include="@(AspNetCoreReferenceDocXml)" PackagePath="$(RefAssemblyPackagePath)" />
       <RefPackContent Include="$(TargetDir)$(PackageConflictManifestFileName)" PackagePath="$(ManifestsPackagePath)" />
-      <RefPackContent Include="$(PlatformManifestOutputPath)" PackagePath="$(ManifestsPackagePath)" />
+      <RefPackContent Include="$(ReferencePlatformManifestOutputPath)" PackagePath="$(ManifestsPackagePath)" />
     </ItemGroup>
   </Target>
 
@@ -128,9 +149,10 @@ This package is an internal implementation of the .NET Core SDK and is not meant
           DependsOnTargets="ResolveReferences"
           Inputs="$(MSBuildAllProjects)"
           Outputs="$(TargetDir)$(PackageConflictManifestFileName)">
+
     <ItemGroup>
       <_AspNetCoreAppPackageOverrides Include="@(ReferencePath->'%(NuGetPackageId)|%(NuGetPackageVersion)')" Condition=" '%(ReferencePath.NuGetPackageId)' != 'Microsoft.NETCore.App' AND '%(ReferencePath.NuGetSourceType)' == 'Package' " />
-      <_AspNetCoreAppPackageOverrides Include="@(ReferencePath->'%(FileName)|$(SharedFxVersion)')" Condition=" '%(ReferencePath.ReferenceSourceTarget)' == 'ProjectReference' " />
+      <_AspNetCoreAppPackageOverrides Include="@(ReferencePath->'%(FileName)|$(ReferencePackSharedFxVersion)')" Condition=" '%(ReferencePath.ReferenceSourceTarget)' == 'ProjectReference' AND '%(ReferencePath.IsReferenceAssembly)' == 'true' " />
     </ItemGroup>
 
     <WriteLinesToFile

src/Framework/test/Microsoft.AspNetCore.App.UnitTests.csproj

@@ -53,6 +53,13 @@
   </ItemGroup>
 
   <Target Name="GenerateTestData" BeforeTargets="GetAssemblyAttributes" DependsOnTargets="InitializeSourceControlInformation">
+    <!-- Use the ref pack logic to compute the list of expected targeting pack content -->
+    <MSBuild Projects="$(RepoRoot)src\Framework\ref\Microsoft.AspNetCore.App.Ref.csproj"
+        Targets="_ResolveTargetingPackContent"
+        SkipNonexistentProjects="false">
+      <Output TaskParameter="TargetOutputs" ItemName="_TargetingPackDependencies" />
+    </MSBuild>
+
     <!-- This target is defined in eng/targets/Packaging.targets and included in every C# and F# project. -->
     <MSBuild Projects="$(RepoRoot)src\Framework\src\Microsoft.AspNetCore.App.Runtime.csproj"
         Targets="_GetPackageVersionInfo"
@@ -68,6 +75,11 @@
     </MSBuild>
 
     <ItemGroup>
+      <AssemblyAttribute Include="Microsoft.AspNetCore.TestData">
+        <_Parameter1>TargetingPackDependencies</_Parameter1>
+        <_Parameter2>@(_TargetingPackDependencies)</_Parameter2>
+      </AssemblyAttribute>
+
       <AssemblyAttribute Include="Microsoft.AspNetCore.TestData">
         <_Parameter1>RepositoryCommit</_Parameter1>
         <_Parameter2>$(SourceRevisionId)</_Parameter2>

src/Framework/test/TargetingPackTests.cs

@@ -59,8 +59,15 @@ namespace Microsoft.AspNetCore
         public void PlatformManifestListsAllFiles()
         {
             var platformManifestPath = Path.Combine(_targetingPackRoot, "data", "PlatformManifest.txt");
-            var expectedAssemblies = TestData.GetSharedFxDependencies()
+            var expectedAssemblies = TestData.GetTargetingPackDependencies()
                 .Split(';', StringSplitOptions.RemoveEmptyEntries)
+                .Select(i =>
+                {
+                    var fileName = Path.GetFileName(i);
+                    return fileName.EndsWith(".dll", StringComparison.Ordinal)
+                        ? fileName.Substring(0, fileName.Length - 4)
+                        : fileName;
+                })
                 .ToHashSet();
 
             _output.WriteLine("==== file contents ====");

src/Framework/test/TestData.cs

@@ -18,6 +18,8 @@ namespace Microsoft.AspNetCore
 
         public static string GetSharedFxDependencies() => GetTestDataValue("SharedFxDependencies");
 
+        public static string GetTargetingPackDependencies() => GetTestDataValue("TargetingPackDependencies");
+
         public static string GetTestDataValue(string key)
              => typeof(TestData).Assembly.GetCustomAttributes<TestDataAttribute>().Single(d => d.Key == key).Value;
     }

src/Http/Routing.Abstractions/ref/Microsoft.AspNetCore.Routing.Abstractions.Manual.cs

@@ -0,0 +1,13 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System.Runtime.CompilerServices;
+using Microsoft.AspNetCore.Routing;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Http.Features;
+
+[assembly: TypeForwardedTo(typeof(IEndpointFeature))]
+[assembly: TypeForwardedTo(typeof(IRouteValuesFeature))]
+[assembly: TypeForwardedTo(typeof(Endpoint))]
+[assembly: TypeForwardedTo(typeof(EndpointMetadataCollection))]
+[assembly: TypeForwardedTo(typeof(RouteValueDictionary))]

src/Http/Routing.Abstractions/ref/Microsoft.AspNetCore.Routing.Abstractions.csproj

@@ -5,6 +5,7 @@
   </PropertyGroup>
   <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.0'">
     <Compile Include="Microsoft.AspNetCore.Routing.Abstractions.netcoreapp3.0.cs" />
+    <Compile Include="Microsoft.AspNetCore.Routing.Abstractions.Manual.cs" />
     <Reference Include="Microsoft.AspNetCore.Http.Abstractions"  />
   </ItemGroup>
 </Project>

src/Installers/Windows/GenerateNugetPackageWithMsi.ps1

@@ -11,7 +11,8 @@ param(
     [Parameter(Mandatory=$true)][string]$PackageVersion,
     [Parameter(Mandatory=$true)][string]$RepoRoot,
     [Parameter(Mandatory=$true)][string]$MajorVersion,
-    [Parameter(Mandatory=$true)][string]$MinorVersion
+    [Parameter(Mandatory=$true)][string]$MinorVersion,
+    [Parameter(Mandatory=$true)][string]$PackageIconPath
 )
 
 $NuGetDir = Join-Path $RepoRoot "artifacts\Tools\nuget\$Name\$Architecture"
@@ -24,8 +25,8 @@ if (-not (Test-Path $NuGetDir)) {
 if (-not (Test-Path $NuGetExe)) {
     # Using 3.5.0 to workaround https://github.com/NuGet/Home/issues/5016
     Write-Output "Downloading nuget.exe to $NuGetExe"
-    wget https://dist.nuget.org/win-x86-commandline/latest/nuget.exe -OutFile $NuGetExe
+    wget https://dist.nuget.org/win-x86-commandline/v5.3.0/nuget.exe -OutFile $NuGetExe
 }
 
-& $NuGetExe pack $NuspecFile -Version $PackageVersion -OutputDirectory $OutputDirectory -NoDefaultExcludes -NoPackageAnalysis -Properties ASPNETCORE_RUNTIME_MSI=$MsiPath`;ASPNETCORE_CAB_FILE=$CabPath`;ARCH=$Architecture`;MAJOR=$MajorVersion`;MINOR=$MinorVersion`;
+& $NuGetExe pack $NuspecFile -Version $PackageVersion -OutputDirectory $OutputDirectory -NoDefaultExcludes -NoPackageAnalysis -Properties ASPNETCORE_RUNTIME_MSI=$MsiPath`;ASPNETCORE_CAB_FILE=$CabPath`;ARCH=$Architecture`;MAJOR=$MajorVersion`;MINOR=$MinorVersion`;PACKAGE_ICON_PATH=$PackageIconPath`;
 Exit $LastExitCode

src/Installers/Windows/SharedFramework/SharedFramework.wixproj

@@ -106,6 +106,7 @@
                       '$(_GeneratedPackageVersion)' ^
                       '$(RepoRoot)' ^
                       '$(AspNetCoreMajorVersion)' ^
-                      '$(AspNetCoreMinorVersion)'" />
+                      '$(AspNetCoreMinorVersion)' ^
+                      '$(PackageIconFullPath)'" />
   </Target>
 </Project>

src/Installers/Windows/SharedFramework/SharedFrameworkPackage.nuspec

@@ -16,6 +16,6 @@
     <files>
         <file src="$ASPNETCORE_RUNTIME_MSI$" />
         <file src="$ASPNETCORE_CAB_FILE$" />
-        <file src="$PackageIcon$" target="" />
+        <file src="$PACKAGE_ICON_PATH$" target="" />
     </files>
 </package>

src/Installers/Windows/TargetingPack/TargetingPack.wixproj

@@ -101,6 +101,7 @@
                       '$(_GeneratedPackageVersion)' ^
                       '$(RepoRoot)' ^
                       '$(AspNetCoreMajorVersion)' ^
-                      '$(AspNetCoreMinorVersion)'" />
+                      '$(AspNetCoreMinorVersion)' ^
+                      '$(PackageIconFullPath)'" />
   </Target>
 </Project>

src/Installers/Windows/TargetingPack/TargetingPackPackage.nuspec

@@ -15,6 +15,6 @@
     </metadata>
     <files>
         <file src="$ASPNETCORE_RUNTIME_MSI$" />
-        <file src="$PackageIcon$" target="" />
+        <file src="$PACKAGE_ICON_PATH$" target="" />
     </files>
 </package>

src/Mvc/Mvc.ApiExplorer/ref/Microsoft.AspNetCore.Mvc.ApiExplorer.Manual.cs

@@ -0,0 +1,13 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System.Runtime.CompilerServices;
+
+[assembly: TypeForwardedTo(typeof(Microsoft.AspNetCore.Mvc.ApiExplorer.IApiDescriptionProvider))]
+[assembly: TypeForwardedTo(typeof(Microsoft.AspNetCore.Mvc.ApiExplorer.ApiDescription))]
+[assembly: TypeForwardedTo(typeof(Microsoft.AspNetCore.Mvc.ApiExplorer.ApiDescriptionProviderContext))]
+[assembly: TypeForwardedTo(typeof(Microsoft.AspNetCore.Mvc.ApiExplorer.ApiParameterDescription))]
+[assembly: TypeForwardedTo(typeof(Microsoft.AspNetCore.Mvc.ApiExplorer.ApiParameterRouteInfo))]
+[assembly: TypeForwardedTo(typeof(Microsoft.AspNetCore.Mvc.ApiExplorer.ApiRequestFormat))]
+[assembly: TypeForwardedTo(typeof(Microsoft.AspNetCore.Mvc.ApiExplorer.ApiResponseFormat))]
+[assembly: TypeForwardedTo(typeof(Microsoft.AspNetCore.Mvc.ApiExplorer.ApiResponseType))]

src/Mvc/Mvc.ApiExplorer/ref/Microsoft.AspNetCore.Mvc.ApiExplorer.csproj

@@ -5,6 +5,7 @@
   </PropertyGroup>
   <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.0'">
     <Compile Include="Microsoft.AspNetCore.Mvc.ApiExplorer.netcoreapp3.0.cs" />
+    <Compile Include="Microsoft.AspNetCore.Mvc.ApiExplorer.Manual.cs" />
     <Reference Include="Microsoft.AspNetCore.Mvc.Core"  />
   </ItemGroup>
 </Project>

src/Mvc/Mvc.Core/ref/Microsoft.AspNetCore.Mvc.Core.Manual.cs

@@ -0,0 +1,7 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System.Runtime.CompilerServices;
+using Microsoft.AspNetCore.Mvc.Formatters;
+
+[assembly: TypeForwardedTo(typeof(InputFormatterException))]

src/Mvc/Mvc.Core/ref/Microsoft.AspNetCore.Mvc.Core.csproj

@@ -5,6 +5,7 @@
   </PropertyGroup>
   <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.0'">
     <Compile Include="Microsoft.AspNetCore.Mvc.Core.netcoreapp3.0.cs" />
+    <Compile Include="Microsoft.AspNetCore.Mvc.Core.Manual.cs" />
     <Reference Include="Microsoft.AspNetCore.Mvc.Abstractions"  />
     <Reference Include="Microsoft.AspNetCore.Authentication.Core"  />
     <Reference Include="Microsoft.AspNetCore.Authorization.Policy"  />

src/Mvc/Mvc.Formatters.Json/ref/Microsoft.AspNetCore.Mvc.Formatters.Json.Manual.cs

@@ -0,0 +1,7 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System.Runtime.CompilerServices;
+using Microsoft.AspNetCore.Mvc;
+
+[assembly: TypeForwardedTo(typeof(JsonResult))]

src/Mvc/Mvc.Formatters.Json/ref/Microsoft.AspNetCore.Mvc.Formatters.Json.csproj

@@ -5,6 +5,7 @@
   </PropertyGroup>
   <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.0'">
     <Compile Include="Microsoft.AspNetCore.Mvc.Formatters.Json.netcoreapp3.0.cs" />
+    <Compile Include="Microsoft.AspNetCore.Mvc.Formatters.Json.Manual.cs" />
     <Reference Include="Microsoft.AspNetCore.Mvc.Core"  />
   </ItemGroup>
 </Project>

src/Razor/Razor.Runtime/ref/Microsoft.AspNetCore.Razor.Runtime.Manual.cs

@@ -0,0 +1,23 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System.Runtime.CompilerServices;
+using Microsoft.AspNetCore.Razor.TagHelpers;
+
+[assembly: TypeForwardedTo(typeof(DefaultTagHelperContent))]
+[assembly: TypeForwardedTo(typeof(HtmlAttributeNameAttribute))]
+[assembly: TypeForwardedTo(typeof(HtmlAttributeNotBoundAttribute))]
+[assembly: TypeForwardedTo(typeof(HtmlTargetElementAttribute))]
+[assembly: TypeForwardedTo(typeof(ITagHelper))]
+[assembly: TypeForwardedTo(typeof(ITagHelperComponent))]
+[assembly: TypeForwardedTo(typeof(NullHtmlEncoder))]
+[assembly: TypeForwardedTo(typeof(OutputElementHintAttribute))]
+[assembly: TypeForwardedTo(typeof(ReadOnlyTagHelperAttributeList))]
+[assembly: TypeForwardedTo(typeof(RestrictChildrenAttribute))]
+[assembly: TypeForwardedTo(typeof(TagHelper))]
+[assembly: TypeForwardedTo(typeof(TagHelperAttribute))]
+[assembly: TypeForwardedTo(typeof(TagHelperAttributeList))]
+[assembly: TypeForwardedTo(typeof(TagHelperComponent))]
+[assembly: TypeForwardedTo(typeof(TagHelperContent))]
+[assembly: TypeForwardedTo(typeof(TagHelperContext))]
+[assembly: TypeForwardedTo(typeof(TagHelperOutput))]

src/Razor/Razor.Runtime/ref/Microsoft.AspNetCore.Razor.Runtime.csproj

@@ -5,6 +5,7 @@
   </PropertyGroup>
   <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.0'">
     <Compile Include="Microsoft.AspNetCore.Razor.Runtime.netcoreapp3.0.cs" />
+    <Compile Include="Microsoft.AspNetCore.Razor.Runtime.Manual.cs" />
     <Reference Include="Microsoft.AspNetCore.Razor"  />
     <Reference Include="Microsoft.AspNetCore.Html.Abstractions"  />
   </ItemGroup>

src/Security/Authorization/Core/ref/Microsoft.AspNetCore.Authorization.Manual.cs

@@ -0,0 +1,10 @@
+
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System.Runtime.CompilerServices;
+using Microsoft.AspNetCore.Authorization;
+
+// Microsoft.AspNetCore.Metadata
+[assembly: TypeForwardedTo(typeof(IAuthorizeData))]
+[assembly: TypeForwardedTo(typeof(IAllowAnonymous))]

src/Security/Authorization/Core/ref/Microsoft.AspNetCore.Authorization.csproj

@@ -5,12 +5,14 @@
   </PropertyGroup>
   <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
     <Compile Include="Microsoft.AspNetCore.Authorization.netstandard2.0.cs" />
+    <Compile Include="Microsoft.AspNetCore.Authorization.Manual.cs" />
     <Reference Include="Microsoft.AspNetCore.Metadata"  />
     <Reference Include="Microsoft.Extensions.Logging.Abstractions"  />
     <Reference Include="Microsoft.Extensions.Options"  />
   </ItemGroup>
 <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.0'">
     <Compile Include="Microsoft.AspNetCore.Authorization.netcoreapp3.0.cs" />
+    <Compile Include="Microsoft.AspNetCore.Authorization.Manual.cs" />
     <Reference Include="Microsoft.AspNetCore.Metadata"  />
     <Reference Include="Microsoft.Extensions.Logging.Abstractions"  />
     <Reference Include="Microsoft.Extensions.Options"  />

src/Servers/IIS/IIS/ref/Microsoft.AspNetCore.Server.IIS.Manual.cs

@@ -0,0 +1,8 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System.Runtime.CompilerServices;
+using Microsoft.AspNetCore.Http.Features;
+
+[assembly: TypeForwardedTo(typeof(IServerVariablesFeature))]
+

src/Servers/IIS/IIS/ref/Microsoft.AspNetCore.Server.IIS.csproj

@@ -5,6 +5,7 @@
   </PropertyGroup>
   <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.0'">
     <Compile Include="Microsoft.AspNetCore.Server.IIS.netcoreapp3.0.cs" />
+    <Compile Include="Microsoft.AspNetCore.Server.IIS.Manual.cs" />
     <Reference Include="Microsoft.AspNetCore.Authentication.Core"  />
     <Reference Include="Microsoft.AspNetCore.Connections.Abstractions"  />
     <Reference Include="Microsoft.AspNetCore.Hosting.Abstractions"  />