Remove net461 support (dotnet#644)

* Remove all net461 reference package artifacts

* Remove net461 targeting pack

* Remove testing changes

* Update generator to always exclude net4* tfms

Author: MichaelSimons

src/packageSourceGenerator/PackageSourceGenerator.proj

@@ -8,10 +8,10 @@
     <PackagesTargetDirectory Condition="'$(PackageType)' == 'text'">$(RepoRoot)src\textOnlyPackages\src\</PackagesTargetDirectory>
     <!-- The following target frameworks aren't buildable with the current SDK and as they don't contribute to the set of
          source build target verticals, can be safely excluded. -->
-    <ExcludeTargetFrameworks>monoandroid*;monotouch*;net20;net35;net40;net45*;net462;net463;net47*;netcore50;netcoreapp2.0;portable*;uap*;win8;win81;wp8;wpa81;xamarin*</ExcludeTargetFrameworks>
+    <ExcludeTargetFrameworks>monoandroid*;monotouch*;net20;net35;net4*;netcore50;netcoreapp2.0;portable*;uap*;win8;win81;wp8;wpa81;xamarin*</ExcludeTargetFrameworks>
     <!-- The following target frameworks should be excluded even though they are supported by the current SDK because there is no need to have them.
          Only exclude them when target frameworks to include aren't provided. -->
-    <ExcludeTargetFrameworks Condition="'$(IncludeTargetFrameworks)' == ''">$(ExcludeTargetFrameworks);net4*;netcoreapp3.1</ExcludeTargetFrameworks>
+    <ExcludeTargetFrameworks Condition="'$(IncludeTargetFrameworks)' == ''">$(ExcludeTargetFrameworks);netcoreapp3.1</ExcludeTargetFrameworks>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(PackageName)' != '' and '$(PackageVersion)' != ''">

src/referencePackages/src/microsoft.extensions.logging.console/6.0.0/microsoft.extensions.logging.console.nuspec

@@ -32,8 +32,5 @@
         <dependency id="System.Buffers" version="4.5.1" exclude="Build,Analyzers" />
       </group>
     </dependencies>
-    <frameworkAssemblies>
-      <frameworkAssembly assemblyName="System.Runtime" targetFramework=".NETFramework4.6.1" />
-    </frameworkAssemblies>
   </metadata>
 </package>

src/referencePackages/src/microsoft.extensions.objectpool/6.0.0/Microsoft.Extensions.ObjectPool.6.0.0.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>netstandard2.0;net461</TargetFrameworks>
+    <TargetFrameworks>netstandard2.0</TargetFrameworks>
     <NuspecFile>$(ArtifactsBinDir)microsoft.extensions.objectpool/6.0.0/microsoft.extensions.objectpool.nuspec</NuspecFile>
     <StrongNameKeyId>MicrosoftAspNetCore</StrongNameKeyId>
   </PropertyGroup>
@@ -15,10 +15,6 @@
     <OutputPath>$(ArtifactsBinDir)microsoft.extensions.objectpool/6.0.0/lib/</OutputPath>
   </PropertyGroup>
 
-  <PropertyGroup Condition=" '$(TargetFramework)' == 'net461' ">
-    <OutputPath>$(ArtifactsBinDir)microsoft.extensions.objectpool/6.0.0/lib/</OutputPath>
-  </PropertyGroup>
-
   <ItemGroup>
     <Compile Include="**/ref/$(TargetFramework)/*.cs" />
     <Compile Include="**/lib/$(TargetFramework)/*.cs" />
@@ -28,8 +24,4 @@
     <PackageReference Include="NETStandard.Library" Version="$(NETStandardImplicitPackageVersion)" />
   </ItemGroup>
 
-  <ItemGroup Condition=" '$(TargetFramework)' == 'net461' ">
-    <PackageReference Include="Microsoft.NETFramework.ReferenceAssemblies.net461" Version="1.0.2" />
-  </ItemGroup>
-
 </Project>

src/referencePackages/src/microsoft.extensions.objectpool/6.0.0/Microsoft.Extensions.ObjectPool.nuspec

@@ -16,7 +16,6 @@ This package was built from the source code at https://github.com/dotnet/aspnetc
     <serviceable>true</serviceable>
     <repository type="git" url="https://github.com/dotnet/aspnetcore" commit="ae1a6cbe225b99c0bf38b7e31bf60cb653b73a52" />
     <dependencies>
-      <group targetFramework=".NETFramework4.6.1" />
       <group targetFramework="net6.0" />
       <group targetFramework=".NETStandard2.0" />
     </dependencies>

src/referencePackages/src/microsoft.extensions.objectpool/6.0.0/lib/net461/Microsoft.Extensions.ObjectPool.cs

@@ -36,11 +36,6 @@ When using NuGet 3.x this package requires at least version 3.4.</description>
         <dependency id="System.Buffers" version="4.4.0" exclude="Compile" />
         <dependency id="System.Runtime.CompilerServices.Unsafe" version="4.5.0" exclude="Compile" />
       </group>
-      <group targetFramework=".NETFramework4.6.1">
-        <dependency id="System.Buffers" version="4.4.0" exclude="Compile" />
-        <dependency id="System.Numerics.Vectors" version="4.4.0" exclude="Compile" />
-        <dependency id="System.Runtime.CompilerServices.Unsafe" version="4.5.0" exclude="Compile" />
-      </group>
       <group targetFramework=".NETCoreApp2.1" />
       <group targetFramework=".NETStandard1.1">
         <dependency id="NETStandard.Library" version="1.6.1" />

src/referencePackages/src/system.memory/4.5.1/system.memory.nuspec

@@ -36,11 +36,6 @@ When using NuGet 3.x this package requires at least version 3.4.</description>
         <dependency id="System.Buffers" version="4.4.0" />
         <dependency id="System.Runtime.CompilerServices.Unsafe" version="4.5.2" />
       </group>
-      <group targetFramework=".NETFramework4.6.1">
-        <dependency id="System.Buffers" version="4.4.0" />
-        <dependency id="System.Numerics.Vectors" version="4.4.0" />
-        <dependency id="System.Runtime.CompilerServices.Unsafe" version="4.5.2" />
-      </group>
       <group targetFramework=".NETCoreApp2.1" />
       <group targetFramework=".NETStandard1.1">
         <dependency id="System.Buffers" version="4.4.0" />

src/referencePackages/src/system.memory/4.5.3/system.memory.nuspec

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>netstandard1.1;netstandard2.0;net461</TargetFrameworks>
+    <TargetFrameworks>netstandard1.1;netstandard2.0</TargetFrameworks>
     <NuspecFile>$(ArtifactsBinDir)system.memory/4.5.5/system.memory.nuspec</NuspecFile>
     <StrongNameKeyId>Open</StrongNameKeyId>
   </PropertyGroup>
@@ -19,10 +19,6 @@
     <OutputPath>$(ArtifactsBinDir)system.memory/4.5.5/lib/</OutputPath>
   </PropertyGroup>
 
-  <PropertyGroup Condition=" '$(TargetFramework)' == 'net461' ">
-    <OutputPath>$(ArtifactsBinDir)system.memory/4.5.5/lib/</OutputPath>
-  </PropertyGroup>
-
   <ItemGroup>
     <Compile Include="**/ref/$(TargetFramework)/*.cs" />
     <Compile Include="**/lib/$(TargetFramework)/*.cs" />
@@ -47,12 +43,4 @@
     <PackageReference Include="System.Runtime.CompilerServices.Unsafe" Version="4.5.3" />
   </ItemGroup>
 
-  <ItemGroup Condition=" '$(TargetFramework)' == 'net461' ">
-    <PackageReference Include="System.Buffers" Version="4.5.1" />
-    <PackageReference Include="System.Numerics.Vectors" Version="4.5.0" />
-    <PackageReference Include="System.Runtime.CompilerServices.Unsafe" Version="4.5.3" />
-    <PackageReference Include="Microsoft.NETFramework.ReferenceAssemblies.net461" Version="1.0.2" />
-    <Reference Include="System" />
-  </ItemGroup>
-
 </Project>