Remove TargetsNet* from the runtime repo

eng/referenceFromRuntime.targets

@@ -1,5 +1,5 @@
 <Project>
-  <PropertyGroup Condition="'$(TargetsNetCoreApp)' == 'true' and '$(TargetFramework)' != '$(NetCoreAppCurrent)'">
+  <PropertyGroup Condition="'$(TargetFrameworkIdentifier)' == '.NETCoreApp' and '$(TargetFramework)' != '$(NetCoreAppCurrent)'">
     <PrepareProjectReferencesDependsOn>
       AddRuntimeProjectReference;
       $(PrepareProjectReferencesDependsOn);

eng/references.targets

@@ -21,7 +21,7 @@
   <Target Name="SetupDefaultReferences">
     <ItemGroup Condition="'$(IncludeDefaultReferences)' == 'true'">
       <!-- netstandard is a default reference whenever building for NETStandard or building an implementation assembly -->
-      <DefaultReference Condition="('$(TargetsNetStandard)' == 'true' or '$(IsReferenceAssembly)' != 'true') and Exists('$(RefPath)netstandard.dll')" Include="netstandard" />
+      <DefaultReference Condition="('$(TargetFrameworkIdentifier)' == '.NETStandard' or '$(IsReferenceAssembly)' != 'true') and Exists('$(RefPath)netstandard.dll')" Include="netstandard" />
     </ItemGroup>
   </Target>
   <Target Name="UpdateReferenceItems" DependsOnTargets="SetupDefaultReferences" BeforeTargets="AddReferencesDynamically">

eng/testing/runtimeConfiguration.targets

@@ -1,7 +1,7 @@
 <Project> 
   <PropertyGroup>
     <!-- Copies the app.config file to the OutDir. -->
-    <TestRuntimeConfigurationFile Condition="'$(TargetsNetFx)' == 'true'">$(MSBuildThisFileDirectory)netfx.exe.config</TestRuntimeConfigurationFile>
+    <TestRuntimeConfigurationFile Condition="'$(TargetFrameworkIdentifier)' == '.NETFramework'">$(MSBuildThisFileDirectory)netfx.exe.config</TestRuntimeConfigurationFile>
 
     <!-- By default copy the test runtime config file for executable test projects (+ test support projects). -->
     <GenerateRuntimeConfigurationFiles Condition="'$(IsTestProject)' == 'true' or '$(OutputType.ToLower())' == 'exe'">true</GenerateRuntimeConfigurationFiles>
@@ -19,11 +19,11 @@
       Tracking issue: https://github.com/dotnet/sdk/issues/1675
     -->
     <ContentWithTargetPath Include="$(ProjectDepsFilePath)"
-                           Condition="'$(TargetsNetCoreApp)' == 'true' and '$(GenerateDependencyFile)' == 'true'"
+                           Condition="'$(TargetFrameworkIdentifier)' == '.NETCoreApp' and '$(GenerateDependencyFile)' == 'true'"
                            CopyToOutputDirectory="PreserveNewest"
                            TargetPath="$(ProjectDepsFileName)" />
     <ContentWithTargetPath Include="$(ProjectRuntimeConfigFilePath)"
-                           Condition="'$(TargetsNetCoreApp)' == 'true'"
+                           Condition="'$(TargetFrameworkIdentifier)' == '.NETCoreApp'"
                            CopyToOutputDirectory="PreserveNewest"
                            TargetPath="$(ProjectRuntimeConfigFileName)" />
   </ItemGroup>

eng/testing/tests.props

@@ -21,7 +21,7 @@
   </PropertyGroup>
 
   <!-- Set env variable to use the local netfx assemblies instead of the ones in the GAC. -->
-  <ItemGroup Condition="'$(TargetsNetFx)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('net4'))">
     <RunScriptCommands Include="set DEVPATH=%RUNTIME_PATH%" />
   </ItemGroup>
 

eng/testing/xunit/xunit.console.props

@@ -5,7 +5,11 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Condition="'$(TargetsNetCoreApp)' == 'true'" Include="Microsoft.DotNet.XUnitConsoleRunner" Version="$(MicrosoftDotNetXUnitConsoleRunnerVersion)" />
-    <PackageReference Condition="'$(TargetsNetFx)' == 'true'" Include="xunit.runner.console" Version="$(XUnitVersion)" />
+    <PackageReference Include="Microsoft.DotNet.XUnitConsoleRunner"
+                      Version="$(MicrosoftDotNetXUnitConsoleRunnerVersion)"
+                      Condition="'$(TargetFramework)' == '$(NetCoreAppCurrent)'" />
+    <PackageReference Include="xunit.runner.console"
+                      Version="$(XUnitVersion)"
+                      Condition="'$(TargetFramework)' == '$(NetFrameworkCurrent)'" />
   </ItemGroup>
 </Project>

eng/testing/xunit/xunit.console.targets

@@ -1,8 +1,8 @@
 <Project>
   <PropertyGroup>
     <_depsFileArgument Condition="'$(GenerateDependencyFile)' == 'true'">--depsfile $(AssemblyName).deps.json</_depsFileArgument>
-    <RunScriptCommand Condition="'$(TargetsNetCoreApp)' == 'true'">"$(RunScriptHost)" exec --runtimeconfig $(AssemblyName).runtimeconfig.json $(_depsFileArgument) xunit.console.dll</RunScriptCommand>
-    <RunScriptCommand Condition="'$(TargetsNetFx)' == 'true'">xunit.console.exe</RunScriptCommand>
+    <RunScriptCommand Condition="'$(TargetFramework)' == '$(NetCoreAppCurrent)'">"$(RunScriptHost)" exec --runtimeconfig $(AssemblyName).runtimeconfig.json $(_depsFileArgument) xunit.console.dll</RunScriptCommand>
+    <RunScriptCommand Condition="'$(TargetFramework)' == '$(NetFrameworkCurrent)'">xunit.console.exe</RunScriptCommand>
 
     <RunScriptCommand>$(RunScriptCommand) $(TargetFileName)</RunScriptCommand>
     <RunScriptCommand>$(RunScriptCommand) -xml $(TestResultsName)</RunScriptCommand>
@@ -14,7 +14,7 @@
     <RunScriptCommand Condition="'$(XUnitMethodName)' != ''">$(RunScriptCommand) -method $(XUnitMethodName)</RunScriptCommand>
     <RunScriptCommand Condition="'$(XUnitClassName)' != ''">$(RunScriptCommand) -class $(XUnitClassName)</RunScriptCommand>
     <RunScriptCommand Condition="'$(XUnitShowProgress)' == 'true'">$(RunScriptCommand) -verbose</RunScriptCommand>
-    <RunScriptCommand Condition="'$(TargetsNetFx)' == 'true' and '$(TestDisableAppDomain)' == 'true'">$(RunScriptCommand) -noappdomain</RunScriptCommand>
+    <RunScriptCommand Condition="'$(TargetFramework)' == '$(NetFrameworkCurrent)' and '$(TestDisableAppDomain)' == 'true'">$(RunScriptCommand) -noappdomain</RunScriptCommand>
 
     <!-- Add to run argument string -->
     <RunScriptCommand>$(RunScriptCommand)$(_withCategories.Replace(';', ' -trait category='))</RunScriptCommand>
@@ -26,7 +26,7 @@
 
   <!-- Overwrite the runner config file with the app local one. -->
   <Target Name="OverwriteDesktopTestRunnerConfigs"
-          Condition="'$(GenerateRuntimeConfigurationFiles)' == 'true' and '$(TargetsNetFx)' == 'true'"
+          Condition="'$(GenerateRuntimeConfigurationFiles)' == 'true' and '$(TargetFrameworkIdentifier)' == '.NETFramework'"
           AfterTargets="CopyFilesToOutputDirectory">
 
     <ItemGroup>
@@ -47,14 +47,14 @@
       <!-- Copy test runner to output directory -->
       <None Include="$([System.IO.Path]::GetDirectoryName('$(XunitConsole472Path)'))\*"
             Exclude="$([System.IO.Path]::GetDirectoryName('$(XunitConsole472Path)'))\xunit.console.*exe.config;$([System.IO.Path]::GetDirectoryName('$(XunitConsole472Path)'))\xunit.console.x86.exe"
-            Condition="'$(TargetsNetFx)' == 'true' and '$(XunitConsole472Path)' != ''"
+            Condition="'$(TargetFrameworkIdentifier)' == '.NETFramework' and '$(XunitConsole472Path)' != ''"
             CopyToOutputDirectory="PreserveNewest"
             Visible="false" />
 
       <_xunitConsoleNetCoreExclude Condition="'$(GenerateDependencyFile)' != 'true' and '$(XunitConsoleNetCore21AppPath)' != ''" Include="$([System.IO.Path]::GetDirectoryName('$(XunitConsoleNetCore21AppPath)'))\xunit.console.deps.json" />
       <None Include="$([System.IO.Path]::GetDirectoryName('$(XunitConsoleNetCore21AppPath)'))\*"
             Exclude="@(_xunitConsoleNetCoreExclude)"
-            Condition="'$(TargetsNetCoreApp)' == 'true' and '$(XunitConsoleNetCore21AppPath)' != ''"
+            Condition="'$(TargetFrameworkIdentifier)' == '.NETCoreApp' and '$(XunitConsoleNetCore21AppPath)' != ''"
             CopyToOutputDirectory="PreserveNewest"
             Visible="false" />
     </ItemGroup>

src/libraries/Directory.Build.props

@@ -182,7 +182,7 @@
     <StrongNameKeyId Condition="$(MSBuildProjectName.StartsWith('Microsoft.Extensions.'))">MicrosoftAspNetCore</StrongNameKeyId>
 
     <!-- Empty DebugType when building for netfx and in windows so that it is set to full or pdbonly later -->
-    <DebugType Condition="'$(TargetsNetFx)' == 'true' and '$(TargetOS)' == 'Windows_NT'" />
+    <DebugType Condition="$(TargetFramework.StartsWith('net4')) and '$(TargetOS)' == 'Windows_NT'" />
 
     <!-- Workaround for codecov issue https://github.com/tonerdo/coverlet/issues/312 -->
     <EnableSourceLink Condition="'$(ContinuousIntegrationBuild)' != 'true' and '$(OfficialBuildId)' == ''">false</EnableSourceLink>

src/libraries/Directory.Build.targets

@@ -1,8 +1,5 @@
 <Project InitialTargets="AddSkipGetTargetFrameworkToProjectReferences">
   <PropertyGroup>
-    <TargetsNetFx Condition="$(TargetFramework.StartsWith('net4'))">true</TargetsNetFx>
-    <TargetsNetCoreApp Condition="$(TargetFramework.StartsWith('netcoreapp'))">true</TargetsNetCoreApp> 
-    <TargetsNetStandard Condition="$(TargetFramework.StartsWith('netstandard'))">true</TargetsNetStandard>
     <RefPath>$([MSBuild]::NormalizeDirectory('$(RefRootPath)', '$(TargetFramework)'))</RefPath>  
   </PropertyGroup>
 
@@ -16,8 +13,7 @@
   <Import Project="..\..\Directory.Build.targets" />
 
   <PropertyGroup>
-    <!-- TODO-NULLABLE: Remove once netstandard has annotations for Debug.Assert, string.IsNullOrEmpty, etc. -->
-    <NoWarn Condition="'$(TargetsNetFx)' == 'true' or '$(TargetsNetStandard)' == 'true'">$(NoWarn);nullable</NoWarn>
+    <NoWarn Condition="'$(TargetFrameworkIdentifier)' == '.NETFramework' or '$(TargetFrameworkIdentifier)' == '.NETStandard'">$(NoWarn);nullable</NoWarn>
     <!-- Reset these properties back to blank, since they are defaulted by Microsoft.NET.Sdk -->
     <FileAlignment Condition="'$(FileAlignment)' == '512'" />
     <ErrorReport Condition="'$(ErrorReport)' == 'prompt'" />
@@ -227,7 +223,7 @@
 
   <!-- Adds Nullable annotation attributes to netstandard <= 2.0 builds -->
   <Choose>
-    <When Condition="'$(Nullable)' != '' and ($(TargetFramework.StartsWith('netstandard1')) or '$(TargetFramework)' == 'netstandard2.0' or $(TargetFramework.StartsWith('netcoreapp2')) or '$(TargetsNetFx)' == 'true')">
+    <When Condition="'$(Nullable)' != '' and ($(TargetFramework.StartsWith('netstandard1')) or '$(TargetFramework)' == 'netstandard2.0' or $(TargetFramework.StartsWith('netcoreapp2')) or '$(TargetFrameworkIdentifier)' == '.NETFramework')">
       <PropertyGroup>
         <DefineConstants>$(DefineConstants),INTERNAL_NULLABLE_ATTRIBUTES</DefineConstants>
       </PropertyGroup>

src/libraries/Microsoft.CSharp/tests/Microsoft.CSharp.Tests.csproj

@@ -34,7 +34,7 @@
     <Compile Include="UserDefinedShortCircuitOperators.cs" />
     <Compile Include="VarArgsTests.cs" />
   </ItemGroup>
-  <ItemGroup Condition="'$(TargetsNetCoreApp)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('netcoreapp'))">
     <Compile Include="AccessTests.netcoreapp.cs" />
   </ItemGroup>
 </Project>

src/libraries/Microsoft.Extensions.Configuration.Json/src/Microsoft.Extensions.Configuration.Json.csproj

@@ -16,7 +16,7 @@
     <Reference Include="System.Text.Json" />
   </ItemGroup>
 
-  <ItemGroup Condition="'$(TargetsNetCoreApp)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('netcoreapp'))">
     <Reference Include="System.Collections" />
     <Reference Include="System.Linq" />
     <Reference Include="System.Runtime" />

src/libraries/Microsoft.Extensions.Configuration.UserSecrets/src/Microsoft.Extensions.Configuration.UserSecrets.csproj

@@ -12,7 +12,7 @@
     <Reference Include="Microsoft.Extensions.FileProviders.Physical" />
   </ItemGroup>
 
-  <ItemGroup Condition="'$(TargetsNetCoreApp)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('netcoreapp'))">
     <Reference Include="System.IO.FileSystem" />
     <Reference Include="System.Runtime" />
   </ItemGroup>

src/libraries/Microsoft.Extensions.Configuration.Xml/src/Microsoft.Extensions.Configuration.Xml.csproj

@@ -5,7 +5,7 @@
     <EnableDefaultItems>true</EnableDefaultItems>
   </PropertyGroup>
 
-  <ItemGroup Condition="'$(TargetsNetCoreApp)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('netcoreapp'))">
     <Reference Include="System.Collections" />
     <Reference Include="System.Linq" />
     <Reference Include="System.Runtime" />

src/libraries/Microsoft.Extensions.Configuration.Xml/tests/Microsoft.Extensions.Configuration.Xml.Tests.csproj

@@ -22,7 +22,7 @@
              Link="Common\tests\Extensions\TestingUtils\Microsoft.AspNetCore.Testing\src\xunit\RuntimeFrameworks.cs" />
   </ItemGroup>
 
-  <ItemGroup Condition="'$(TargetsNetFx)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('net4'))">
     <Compile Include="$(CommonTestPath)Extensions\TestingUtils\Microsoft.AspNetCore.Testing\src\TestPlatformHelper.cs"
              Link="Common\tests\Extensions\TestingUtils\Microsoft.AspNetCore.Testing\src\TestPlatformHelper.cs" />
   </ItemGroup>

src/libraries/Microsoft.Extensions.DependencyInjection/src/Microsoft.Extensions.DependencyInjection.csproj

@@ -20,19 +20,19 @@
     <Reference Include="Microsoft.Extensions.DependencyInjection.Abstractions" />
   </ItemGroup>
 
-  <ItemGroup Condition="'$(TargetsNetFx)' == 'true' Or '$(TargetFramework)' == 'netstandard2.0'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('net4')) Or '$(TargetFramework)' == 'netstandard2.0'">
     <Reference Include="Microsoft.Bcl.AsyncInterfaces" />
     <Reference Include="System.Threading.Tasks.Extensions" />
   </ItemGroup>
 
-  <ItemGroup Condition="'$(TargetsNetFx)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('net4'))">
     <Reference Include="mscorlib" />
     <Reference Include="System.Linq.Expressions" />
     <Reference Include="System" />
     <Reference Include="System.Core" />
   </ItemGroup>
 
-  <ItemGroup Condition="'$(TargetsNetCoreApp)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('netcoreapp'))">
     <Reference Include="System.Collections" />
     <Reference Include="System.Collections.Concurrent" />
     <Reference Include="System.ComponentModel" />

src/libraries/Microsoft.Extensions.DependencyModel/ref/Microsoft.Extensions.DependencyModel.csproj

@@ -5,7 +5,7 @@
   <ItemGroup>
     <Compile Include="Microsoft.Extensions.DependencyModel.cs" />
   </ItemGroup>
-  <ItemGroup Condition="'$(TargetsNetFx)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('net4'))">
     <Reference Include="mscorlib" />
     <Reference Include="System" />
   </ItemGroup>

src/libraries/Microsoft.Extensions.DependencyModel/src/Microsoft.Extensions.DependencyModel.csproj

@@ -14,7 +14,7 @@
     <InternalsVisibleTo Include="Microsoft.Extensions.DependencyModel.Tests" /> 
   </ItemGroup>
 
-  <ItemGroup Condition="'$(TargetsNetFx)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('net4'))">
     <Reference Include="mscorlib" />
     <Reference Include="System" />
     <Reference Include="System.Core" />

src/libraries/Microsoft.Extensions.Hosting/src/Microsoft.Extensions.Hosting.csproj

@@ -30,7 +30,7 @@
     <Reference Include="Microsoft.Extensions.FileProviders.Abstractions" />
   </ItemGroup>
 
-  <ItemGroup Condition="'$(TargetsNetCoreApp)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('netcoreapp'))">
     <Reference Include="System.Collections" />
     <Reference Include="System.ComponentModel" />
     <Reference Include="System.Console" />

src/libraries/Microsoft.Extensions.Logging.Configuration/src/Microsoft.Extensions.Logging.Configuration.csproj

@@ -10,7 +10,7 @@
              Link="Common\Extensions\ProviderAliasUtilities\ProviderAliasUtilities.cs" />
   </ItemGroup>
 
-  <ItemGroup Condition="'$(TargetsNetCoreApp)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('netcoreapp'))">
     <Reference Include="System.ComponentModel" />
     <Reference Include="System.Runtime" />
   </ItemGroup>

src/libraries/Microsoft.Extensions.Logging.Console/src/Microsoft.Extensions.Logging.Console.csproj

@@ -6,7 +6,7 @@
     <NoWarn>$(NoWarn);CS1591</NoWarn>
   </PropertyGroup>
 
-  <ItemGroup Condition="'$(TargetsNetCoreApp)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('netcoreapp'))">
     <Reference Include="System.Collections.Concurrent" />
     <Reference Include="System.Console" />
     <Reference Include="System.Runtime" />

src/libraries/Microsoft.Extensions.Logging.Debug/src/Microsoft.Extensions.Logging.Debug.csproj

@@ -6,7 +6,7 @@
     <NoWarn>$(NoWarn);CS1591</NoWarn>
   </PropertyGroup>
 
-  <ItemGroup Condition="'$(TargetsNetCoreApp)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('netcoreapp'))">
     <Reference Include="System.Runtime" />
   </ItemGroup>
 

src/libraries/Microsoft.Extensions.Logging.EventLog/src/Microsoft.Extensions.Logging.EventLog.csproj

@@ -6,18 +6,18 @@
     <NoWarn>$(NoWarn);CS1591</NoWarn>
   </PropertyGroup>
 
-  <ItemGroup Condition="'$(TargetsNetCoreApp)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('netcoreapp'))">
     <Reference Include="System.ComponentModel" />
     <Reference Include="System.ComponentModel.Primitives" />
     <Reference Include="System.Runtime" />
   </ItemGroup>
 
-  <ItemGroup Condition="'$(TargetsNetFx)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('net4'))">
     <Reference Include="mscorlib" />
     <Reference Include="System" />
   </ItemGroup>
 
-  <ItemGroup Condition="'$(TargetsNetFx)' != 'true'">
+  <ItemGroup Condition="!$(TargetFramework.StartsWith('net4'))">
     <Reference Include="System.Diagnostics.EventLog" />
   </ItemGroup>
 

src/libraries/Microsoft.Extensions.Logging.EventSource/src/Microsoft.Extensions.Logging.EventSource.csproj

@@ -23,7 +23,7 @@
     <Reference Include="System.Text.Json" />
   </ItemGroup>
 
-  <ItemGroup Condition="'$(TargetsNetCoreApp)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('netcoreapp'))">
     <Reference Include="System.Collections" />
     <Reference Include="System.ComponentModel" />
     <Reference Include="System.Diagnostics.Tracing" />

src/libraries/Microsoft.Extensions.Logging.TraceSource/src/Microsoft.Extensions.Logging.TraceSource.csproj

@@ -6,7 +6,7 @@
     <NoWarn>$(NoWarn);CS1591</NoWarn>
   </PropertyGroup>
 
-  <ItemGroup Condition="'$(TargetsNetCoreApp)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('netcoreapp'))">
     <Reference Include="System.Collections.Concurrent" />
     <Reference Include="System.ComponentModel" />
     <Reference Include="System.Diagnostics.TraceSource" />

src/libraries/Microsoft.Extensions.Logging/src/Microsoft.Extensions.Logging.csproj

@@ -15,7 +15,7 @@
              Link="Common\src\Extensions\Logging\NullScope.cs" />
   </ItemGroup>
 
-  <ItemGroup Condition="'$(TargetsNetCoreApp)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('netcoreapp'))">
     <Reference Include="System.Collections" />
     <Reference Include="System.ComponentModel" />
     <Reference Include="System.Linq" />

src/libraries/Microsoft.Extensions.Options.ConfigurationExtensions/src/Microsoft.Extensions.Options.ConfigurationExtensions.csproj

@@ -13,7 +13,7 @@
     <Reference Include="Microsoft.Extensions.Primitives" />
   </ItemGroup>
 
-  <ItemGroup Condition="'$(TargetsNetCoreApp)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('netcoreapp'))">
     <Reference Include="System.ComponentModel" />
     <Reference Include="System.Runtime" />
   </ItemGroup>

src/libraries/Microsoft.Extensions.Options.DataAnnotations/src/Microsoft.Extensions.Options.DataAnnotations.csproj

@@ -14,7 +14,7 @@
     <Reference Include="System.ComponentModel.Annotations" />
   </ItemGroup>
 
-  <ItemGroup Condition="'$(TargetsNetCoreApp)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('netcoreapp'))">
     <Reference Include="System.Collections" />
     <Reference Include="System.ComponentModel" />
     <Reference Include="System.Runtime" />

src/libraries/Microsoft.Extensions.Options/src/Microsoft.Extensions.Options.csproj

@@ -10,7 +10,7 @@
     <Reference Include="Microsoft.Extensions.Primitives" />
   </ItemGroup>
 
-  <ItemGroup Condition="'$(TargetsNetCoreApp)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('netcoreapp'))">
     <Reference Include="System.Collections" />
     <Reference Include="System.Collections.Concurrent" />
     <Reference Include="System.ComponentModel" />

src/libraries/Microsoft.Extensions.Primitives/src/Microsoft.Extensions.Primitives.csproj

@@ -19,7 +19,7 @@
     <Compile Include="StringValues.cs" />
     <Compile Include="ThrowHelper.cs" />
   </ItemGroup>
-  <ItemGroup Condition="'$(TargetsNetCoreApp)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('netcoreapp'))">
     <Reference Include="System.Resources.ResourceManager" />
     <Reference Include="System.Runtime" />
     <Reference Include="System.Runtime.CompilerServices.Unsafe" />

src/libraries/Microsoft.Win32.Registry.AccessControl/ref/Microsoft.Win32.Registry.AccessControl.csproj

@@ -7,10 +7,10 @@
     <Compile Include="Microsoft.Win32.Registry.AccessControl.cs" />
     <Compile Include="Microsoft.Win32.Registry.AccessControl.Forwards.cs" />
   </ItemGroup>
-  <ItemGroup Condition="'$(TargetsNetFx)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('net4'))">
     <Reference Include="mscorlib" />
   </ItemGroup>
-  <ItemGroup Condition="'$(TargetsNetFx)' != 'true'">
+  <ItemGroup Condition="!$(TargetFramework.StartsWith('net4'))">
     <ProjectReference Include="..\..\Microsoft.Win32.Registry\ref\Microsoft.Win32.Registry.csproj" />
     <ProjectReference Include="..\..\System.Security.AccessControl\ref\System.Security.AccessControl.csproj" />
   </ItemGroup>

src/libraries/Microsoft.Win32.Registry.AccessControl/src/Microsoft.Win32.Registry.AccessControl.csproj

@@ -10,10 +10,10 @@
   <PropertyGroup>
     <OmitResources Condition="$(TargetFramework.StartsWith('net4'))">true</OmitResources>
   </PropertyGroup>
-  <ItemGroup Condition="'$(TargetsNetFx)' == 'true'">
+  <ItemGroup Condition="$(TargetFramework.StartsWith('net4'))">
     <Reference Include="mscorlib" />
   </ItemGroup>
-  <ItemGroup Condition="'$(TargetsNetFx)' != 'true'">
+  <ItemGroup Condition="!$(TargetFramework.StartsWith('net4'))">
     <Reference Include="Microsoft.Win32.Registry" />
     <Reference Include="System.Security.AccessControl" />
   </ItemGroup>