Multitarget extensions packages to remove dependencies for source build (dotnet/extensions#2090)

\n\nCommit migrated from https://github.com/dotnet/extensions/commit/3ec8c35e450c54ca6703e7ac6136ae8635a2cb90

src/Configuration.KeyPerFile/ref/Microsoft.Extensions.Configuration.KeyPerFile.csproj

@@ -1,11 +1,16 @@
 <!-- This file is automatically generated. -->
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>netstandard2.0</TargetFrameworks>
+    <TargetFrameworks>netstandard2.0;netcoreapp3.0</TargetFrameworks>
   </PropertyGroup>
   <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
     <Compile Include="Microsoft.Extensions.Configuration.KeyPerFile.netstandard2.0.cs" />
     <Reference Include="Microsoft.Extensions.Configuration"  />
     <Reference Include="Microsoft.Extensions.FileProviders.Physical"  />
   </ItemGroup>
+<ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.0'">
+    <Compile Include="Microsoft.Extensions.Configuration.KeyPerFile.netcoreapp3.0.cs" />
+    <Reference Include="Microsoft.Extensions.Configuration"  />
+    <Reference Include="Microsoft.Extensions.FileProviders.Physical"  />
+  </ItemGroup>
 </Project>

src/Configuration.KeyPerFile/ref/Microsoft.Extensions.Configuration.KeyPerFile.netcoreapp3.0.cs

@@ -0,0 +1,29 @@
+// 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.
+
+namespace Microsoft.Extensions.Configuration
+{
+    public static partial class KeyPerFileConfigurationBuilderExtensions
+    {
+        public static Microsoft.Extensions.Configuration.IConfigurationBuilder AddKeyPerFile(this Microsoft.Extensions.Configuration.IConfigurationBuilder builder, System.Action<Microsoft.Extensions.Configuration.KeyPerFile.KeyPerFileConfigurationSource> configureSource) { throw null; }
+        public static Microsoft.Extensions.Configuration.IConfigurationBuilder AddKeyPerFile(this Microsoft.Extensions.Configuration.IConfigurationBuilder builder, string directoryPath, bool optional) { throw null; }
+    }
+}
+namespace Microsoft.Extensions.Configuration.KeyPerFile
+{
+    public partial class KeyPerFileConfigurationProvider : Microsoft.Extensions.Configuration.ConfigurationProvider
+    {
+        public KeyPerFileConfigurationProvider(Microsoft.Extensions.Configuration.KeyPerFile.KeyPerFileConfigurationSource source) { }
+        public override void Load() { }
+        public override string ToString() { throw null; }
+    }
+    public partial class KeyPerFileConfigurationSource : Microsoft.Extensions.Configuration.IConfigurationSource
+    {
+        public KeyPerFileConfigurationSource() { }
+        public Microsoft.Extensions.FileProviders.IFileProvider FileProvider { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } [System.Runtime.CompilerServices.CompilerGeneratedAttribute]set { } }
+        public System.Func<string, bool> IgnoreCondition { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } [System.Runtime.CompilerServices.CompilerGeneratedAttribute]set { } }
+        public string IgnorePrefix { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } [System.Runtime.CompilerServices.CompilerGeneratedAttribute]set { } }
+        public bool Optional { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } [System.Runtime.CompilerServices.CompilerGeneratedAttribute]set { } }
+        public Microsoft.Extensions.Configuration.IConfigurationProvider Build(Microsoft.Extensions.Configuration.IConfigurationBuilder builder) { throw null; }
+    }
+}

src/Configuration.KeyPerFile/src/Microsoft.Extensions.Configuration.KeyPerFile.csproj

@@ -2,7 +2,8 @@
 
   <PropertyGroup>
     <Description>Configuration provider that uses files in a directory for Microsoft.Extensions.Configuration.</Description>
-    <TargetFramework>netstandard2.0</TargetFramework>
+    <TargetFrameworks>netstandard2.0;netcoreapp3.0</TargetFrameworks>
+    <TargetFrameworks Condition="'$(DotNetBuildFromSource)' == 'true'">netcoreapp3.0</TargetFrameworks>
     <IsPackable>true</IsPackable>
     <IsShipping>true</IsShipping>
   </PropertyGroup>

src/FileProviders/Embedded/ref/Microsoft.Extensions.FileProviders.Embedded.csproj

@@ -1,10 +1,14 @@
 <!-- This file is automatically generated. -->
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>netstandard2.0</TargetFrameworks>
+    <TargetFrameworks>netstandard2.0;netcoreapp3.0</TargetFrameworks>
   </PropertyGroup>
   <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
     <Compile Include="Microsoft.Extensions.FileProviders.Embedded.netstandard2.0.cs" />
     <Reference Include="Microsoft.Extensions.FileProviders.Abstractions"  />
   </ItemGroup>
+<ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.0'">
+    <Compile Include="Microsoft.Extensions.FileProviders.Embedded.netcoreapp3.0.cs" />
+    <Reference Include="Microsoft.Extensions.FileProviders.Abstractions"  />
+  </ItemGroup>
 </Project>

src/FileProviders/Embedded/ref/Microsoft.Extensions.FileProviders.Embedded.netcoreapp3.0.cs

@@ -0,0 +1,39 @@
+// 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.
+
+namespace Microsoft.Extensions.FileProviders
+{
+    public partial class EmbeddedFileProvider : Microsoft.Extensions.FileProviders.IFileProvider
+    {
+        public EmbeddedFileProvider(System.Reflection.Assembly assembly) { }
+        public EmbeddedFileProvider(System.Reflection.Assembly assembly, string baseNamespace) { }
+        public Microsoft.Extensions.FileProviders.IDirectoryContents GetDirectoryContents(string subpath) { throw null; }
+        public Microsoft.Extensions.FileProviders.IFileInfo GetFileInfo(string subpath) { throw null; }
+        public Microsoft.Extensions.Primitives.IChangeToken Watch(string pattern) { throw null; }
+    }
+    public partial class ManifestEmbeddedFileProvider : Microsoft.Extensions.FileProviders.IFileProvider
+    {
+        public ManifestEmbeddedFileProvider(System.Reflection.Assembly assembly) { }
+        public ManifestEmbeddedFileProvider(System.Reflection.Assembly assembly, string root) { }
+        public ManifestEmbeddedFileProvider(System.Reflection.Assembly assembly, string root, System.DateTimeOffset lastModified) { }
+        public ManifestEmbeddedFileProvider(System.Reflection.Assembly assembly, string root, string manifestName, System.DateTimeOffset lastModified) { }
+        public System.Reflection.Assembly Assembly { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+        public Microsoft.Extensions.FileProviders.IDirectoryContents GetDirectoryContents(string subpath) { throw null; }
+        public Microsoft.Extensions.FileProviders.IFileInfo GetFileInfo(string subpath) { throw null; }
+        public Microsoft.Extensions.Primitives.IChangeToken Watch(string filter) { throw null; }
+    }
+}
+namespace Microsoft.Extensions.FileProviders.Embedded
+{
+    public partial class EmbeddedResourceFileInfo : Microsoft.Extensions.FileProviders.IFileInfo
+    {
+        public EmbeddedResourceFileInfo(System.Reflection.Assembly assembly, string resourcePath, string name, System.DateTimeOffset lastModified) { }
+        public bool Exists { get { throw null; } }
+        public bool IsDirectory { get { throw null; } }
+        public System.DateTimeOffset LastModified { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+        public long Length { get { throw null; } }
+        public string Name { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+        public string PhysicalPath { get { throw null; } }
+        public System.IO.Stream CreateReadStream() { throw null; }
+    }
+}

src/FileProviders/Embedded/src/Microsoft.Extensions.FileProviders.Embedded.csproj

@@ -3,8 +3,10 @@
   <PropertyGroup>
     <RootNamespace>Microsoft.Extensions.FileProviders</RootNamespace>
     <Description>File provider for files in embedded resources for Microsoft.Extensions.FileProviders.</Description>
-    <TargetFramework>netstandard2.0</TargetFramework>
-    <NuspecFile>$(MSBuildProjectName).nuspec</NuspecFile>
+    <TargetFrameworks>netstandard2.0;netcoreapp3.0</TargetFrameworks>
+    <NuspecFile>$(MSBuildProjectName).multitarget.nuspec</NuspecFile>
+    <TargetFrameworks Condition="'$(DotNetBuildFromSource)' == 'true'">netcoreapp3.0</TargetFrameworks>
+    <NuspecFile Condition="'$(DotNetBuildFromSource)' == 'true'">$(MSBuildProjectName).netcoreapp3.0.nuspec</NuspecFile>
     <IsPackable>true</IsPackable>
     <IsShipping>true</IsShipping>
   </PropertyGroup>
@@ -23,21 +25,12 @@
     <SignedPackageFile Include="Microsoft.Extensions.FileProviders.Embedded.Manifest.Task.dll" Certificate="$(AssemblySigningCertName)" />
   </ItemGroup>
 
-  <Target Name="PopulateNuspec" BeforeTargets="InitializeStandardNuspecProperties" DependsOnTargets="BuiltProjectOutputGroup;DocumentationProjectOutputGroup;DebugSymbolsProjectOutputGroup;">
-    <PropertyGroup>
-      <_OutputBinary>@(BuiltProjectOutputGroupOutput)</_OutputBinary>
-      <_OutputSymbol>@(DebugSymbolsProjectOutputGroupOutput)</_OutputSymbol>
-      <_OutputDocumentation>@(DocumentationProjectOutputGroupOutput)</_OutputDocumentation>
-    </PropertyGroup>
-    <ItemGroup>
-      <NuspecProperty Include="targetframework=$(TargetFramework)"/>
-      <NuspecProperty Include="AssemblyName=$(AssemblyName)"/>
-      <NuspecProperty Include="OutputBinary=$(_OutputBinary)"/>
-      <NuspecProperty Include="OutputSymbol=$(_OutputSymbol)"/>
-      <NuspecProperty Include="OutputDocumentation=$(_OutputDocumentation)"/>
-      <!-- Include the assembly and symbols from the tasks project -->
-      <NuspecProperty Include="TaskAssemblyNetStandard=$(ArtifactsDir)bin\$(AssemblyName).Manifest.Task\$(Configuration)\netstandard2.0\$(AssemblyName).Manifest.Task.dll"/>
-      <NuspecProperty Include="TaskSymbolNetStandard=$(ArtifactsDir)bin\$(AssemblyName).Manifest.Task\$(Configuration)\netstandard2.0\$(AssemblyName).Manifest.Task.pdb" Condition="'$(DebugType)'!='embedded'"/>
-    </ItemGroup>
-  </Target>
+  <ItemGroup>
+
+    <NuspecProperty Include="OutputBinary=$(OutputPath)**\$(AssemblyName).dll" />
+    <NuspecProperty Include="OutputSymbol=$(OutputPath)**\$(AssemblyName).pdb" />
+    <NuspecProperty Include="OutputDocumentation=$(OutputPath)**\$(AssemblyName).xml" />
+    <NuspecProperty Include="TaskAssemblyNetStandard=$(ArtifactsDir)bin\$(AssemblyName).Manifest.Task\$(Configuration)\netstandard2.0\$(AssemblyName).Manifest.Task.dll"/>
+    <NuspecProperty Include="TaskSymbolNetStandard=$(ArtifactsDir)bin\$(AssemblyName).Manifest.Task\$(Configuration)\netstandard2.0\$(AssemblyName).Manifest.Task.pdb" Condition="'$(DebugType)'!='embedded'"/>
+  </ItemGroup>
 </Project>

src/FileProviders/Embedded/src/Microsoft.Extensions.FileProviders.Embedded.multitarget.nuspec

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<package xmlns="http://schemas.microsoft.com/packaging/2012/06/nuspec.xsd">
+  <metadata>
+    $CommonMetadataElements$
+    <dependencies>
+      <group targetFramework=".NETCoreApp3.0">
+        <dependency id="Microsoft.Extensions.FileProviders.Abstractions" version="$version$" exclude="Build,Analyzers" />
+      </group>
+      <group targetFramework=".NETStandard2.0">
+        <dependency id="Microsoft.Extensions.FileProviders.Abstractions" version="$version$" exclude="Build,Analyzers" />
+      </group>
+    </dependencies>
+  </metadata>
+
+  <files>
+    <file src="$OutputBinary$" target="lib\" />
+    <file src="$OutputSymbol$" target="lib\" />
+    <file src="$OutputDocumentation$" target="lib\" />
+    <file src="build\**\*" target="build\" />
+    <file src="buildMultiTargeting\**\*" target="buildMultiTargeting\" />
+    <file src="$TaskAssemblyNetStandard$" target="tasks\netstandard2.0\$AssemblyName$.Manifest.Task.dll" />
+    <file src="$TaskSymbolNetStandard$" target="tasks\netstandard2.0\$AssemblyName$.Manifest.Task.pdb" />
+  </files>
+</package>

src/FileProviders/Embedded/src/Microsoft.Extensions.FileProviders.Embedded.nuspec → src/FileProviders/Embedded/src/Microsoft.Extensions.FileProviders.Embedded.netcoreapp3.0.nuspec

@@ -3,16 +3,16 @@
   <metadata>
     $CommonMetadataElements$
     <dependencies>
-      <group targetFramework=".NETStandard2.0">
+      <group targetFramework=".NETCoreApp3.0">
         <dependency id="Microsoft.Extensions.FileProviders.Abstractions" version="$version$" exclude="Build,Analyzers" />
       </group>
     </dependencies>
   </metadata>
 
   <files>
-    <file src="$OutputBinary$" target="lib\$targetframework$\" />
-    <file src="$OutputSymbol$" target="lib\$targetframework$\" />
-    <file src="$OutputDocumentation$" target="lib\$targetframework$\" />
+    <file src="$OutputBinary$" target="lib\" />
+    <file src="$OutputSymbol$" target="lib\" />
+    <file src="$OutputDocumentation$" target="lib\" />
     <file src="build\**\*" target="build\" />
     <file src="buildMultiTargeting\**\*" target="buildMultiTargeting\" />
     <file src="$TaskAssemblyNetStandard$" target="tasks\netstandard2.0\$AssemblyName$.Manifest.Task.dll" />

src/HealthChecks/Abstractions/ref/Microsoft.Extensions.Diagnostics.HealthChecks.Abstractions.csproj

@@ -1,10 +1,14 @@
 <!-- This file is automatically generated. -->
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>netstandard2.0</TargetFrameworks>
+    <TargetFrameworks>netstandard2.0;netcoreapp3.0</TargetFrameworks>
   </PropertyGroup>
   <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
     <Compile Include="Microsoft.Extensions.Diagnostics.HealthChecks.Abstractions.netstandard2.0.cs" />
     
+  </ItemGroup>
+<ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.0'">
+    <Compile Include="Microsoft.Extensions.Diagnostics.HealthChecks.Abstractions.netcoreapp3.0.cs" />
+    
   </ItemGroup>
 </Project>

src/HealthChecks/Abstractions/ref/Microsoft.Extensions.Diagnostics.HealthChecks.Abstractions.netcoreapp3.0.cs

@@ -0,0 +1,72 @@
+// 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.
+
+namespace Microsoft.Extensions.Diagnostics.HealthChecks
+{
+    public sealed partial class HealthCheckContext
+    {
+        public HealthCheckContext() { }
+        public Microsoft.Extensions.Diagnostics.HealthChecks.HealthCheckRegistration Registration { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } [System.Runtime.CompilerServices.CompilerGeneratedAttribute]set { } }
+    }
+    public sealed partial class HealthCheckRegistration
+    {
+        public HealthCheckRegistration(string name, Microsoft.Extensions.Diagnostics.HealthChecks.IHealthCheck instance, Microsoft.Extensions.Diagnostics.HealthChecks.HealthStatus? failureStatus, System.Collections.Generic.IEnumerable<string> tags) { }
+        public HealthCheckRegistration(string name, Microsoft.Extensions.Diagnostics.HealthChecks.IHealthCheck instance, Microsoft.Extensions.Diagnostics.HealthChecks.HealthStatus? failureStatus, System.Collections.Generic.IEnumerable<string> tags, System.TimeSpan? timeout) { }
+        public HealthCheckRegistration(string name, System.Func<System.IServiceProvider, Microsoft.Extensions.Diagnostics.HealthChecks.IHealthCheck> factory, Microsoft.Extensions.Diagnostics.HealthChecks.HealthStatus? failureStatus, System.Collections.Generic.IEnumerable<string> tags) { }
+        public HealthCheckRegistration(string name, System.Func<System.IServiceProvider, Microsoft.Extensions.Diagnostics.HealthChecks.IHealthCheck> factory, Microsoft.Extensions.Diagnostics.HealthChecks.HealthStatus? failureStatus, System.Collections.Generic.IEnumerable<string> tags, System.TimeSpan? timeout) { }
+        public System.Func<System.IServiceProvider, Microsoft.Extensions.Diagnostics.HealthChecks.IHealthCheck> Factory { get { throw null; } set { } }
+        public Microsoft.Extensions.Diagnostics.HealthChecks.HealthStatus FailureStatus { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } [System.Runtime.CompilerServices.CompilerGeneratedAttribute]set { } }
+        public string Name { get { throw null; } set { } }
+        public System.Collections.Generic.ISet<string> Tags { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+        public System.TimeSpan Timeout { get { throw null; } set { } }
+    }
+    [System.Runtime.InteropServices.StructLayoutAttribute(System.Runtime.InteropServices.LayoutKind.Sequential)]
+    public partial struct HealthCheckResult
+    {
+        private object _dummy;
+        private int _dummyPrimitive;
+        public HealthCheckResult(Microsoft.Extensions.Diagnostics.HealthChecks.HealthStatus status, string description = null, System.Exception exception = null, System.Collections.Generic.IReadOnlyDictionary<string, object> data = null) { throw null; }
+        public System.Collections.Generic.IReadOnlyDictionary<string, object> Data { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+        public string Description { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+        public System.Exception Exception { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+        public Microsoft.Extensions.Diagnostics.HealthChecks.HealthStatus Status { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+        public static Microsoft.Extensions.Diagnostics.HealthChecks.HealthCheckResult Degraded(string description = null, System.Exception exception = null, System.Collections.Generic.IReadOnlyDictionary<string, object> data = null) { throw null; }
+        public static Microsoft.Extensions.Diagnostics.HealthChecks.HealthCheckResult Healthy(string description = null, System.Collections.Generic.IReadOnlyDictionary<string, object> data = null) { throw null; }
+        public static Microsoft.Extensions.Diagnostics.HealthChecks.HealthCheckResult Unhealthy(string description = null, System.Exception exception = null, System.Collections.Generic.IReadOnlyDictionary<string, object> data = null) { throw null; }
+    }
+    public sealed partial class HealthReport
+    {
+        public HealthReport(System.Collections.Generic.IReadOnlyDictionary<string, Microsoft.Extensions.Diagnostics.HealthChecks.HealthReportEntry> entries, System.TimeSpan totalDuration) { }
+        public System.Collections.Generic.IReadOnlyDictionary<string, Microsoft.Extensions.Diagnostics.HealthChecks.HealthReportEntry> Entries { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+        public Microsoft.Extensions.Diagnostics.HealthChecks.HealthStatus Status { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+        public System.TimeSpan TotalDuration { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+    }
+    [System.Runtime.InteropServices.StructLayoutAttribute(System.Runtime.InteropServices.LayoutKind.Sequential)]
+    public partial struct HealthReportEntry
+    {
+        private object _dummy;
+        private int _dummyPrimitive;
+        public HealthReportEntry(Microsoft.Extensions.Diagnostics.HealthChecks.HealthStatus status, string description, System.TimeSpan duration, System.Exception exception, System.Collections.Generic.IReadOnlyDictionary<string, object> data) { throw null; }
+        public HealthReportEntry(Microsoft.Extensions.Diagnostics.HealthChecks.HealthStatus status, string description, System.TimeSpan duration, System.Exception exception, System.Collections.Generic.IReadOnlyDictionary<string, object> data, System.Collections.Generic.IEnumerable<string> tags = null) { throw null; }
+        public System.Collections.Generic.IReadOnlyDictionary<string, object> Data { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+        public string Description { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+        public System.TimeSpan Duration { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+        public System.Exception Exception { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+        public Microsoft.Extensions.Diagnostics.HealthChecks.HealthStatus Status { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+        public System.Collections.Generic.IEnumerable<string> Tags { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+    }
+    public enum HealthStatus
+    {
+        Unhealthy = 0,
+        Degraded = 1,
+        Healthy = 2,
+    }
+    public partial interface IHealthCheck
+    {
+        System.Threading.Tasks.Task<Microsoft.Extensions.Diagnostics.HealthChecks.HealthCheckResult> CheckHealthAsync(Microsoft.Extensions.Diagnostics.HealthChecks.HealthCheckContext context, System.Threading.CancellationToken cancellationToken = default(System.Threading.CancellationToken));
+    }
+    public partial interface IHealthCheckPublisher
+    {
+        System.Threading.Tasks.Task PublishAsync(Microsoft.Extensions.Diagnostics.HealthChecks.HealthReport report, System.Threading.CancellationToken cancellationToken);
+    }
+}

src/HealthChecks/Abstractions/src/Microsoft.Extensions.Diagnostics.HealthChecks.Abstractions.csproj

@@ -7,7 +7,8 @@ Commonly Used Types
 Microsoft.Extensions.Diagnostics.HealthChecks.IHealthCheck
     </Description>
     <RootNamespace>Microsoft.Extensions.Diagnostics.HealthChecks</RootNamespace>
-    <TargetFramework>netstandard2.0</TargetFramework>
+    <TargetFrameworks>netstandard2.0;netcoreapp3.0</TargetFrameworks>
+    <TargetFrameworks Condition="'$(DotNetBuildFromSource)' == 'true'">netcoreapp3.0</TargetFrameworks>
     <NoWarn>$(NoWarn);CS1591</NoWarn>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <PackageTags>diagnostics;healthchecks</PackageTags>

src/HealthChecks/HealthChecks/ref/Microsoft.Extensions.Diagnostics.HealthChecks.csproj

@@ -1,7 +1,7 @@
 <!-- This file is automatically generated. -->
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>netstandard2.0</TargetFrameworks>
+    <TargetFrameworks>netstandard2.0;netcoreapp3.0</TargetFrameworks>
   </PropertyGroup>
   <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
     <Compile Include="Microsoft.Extensions.Diagnostics.HealthChecks.netstandard2.0.cs" />
@@ -9,4 +9,10 @@
     <Reference Include="Microsoft.Extensions.Hosting.Abstractions"  />
     <Reference Include="Microsoft.Extensions.Options"  />
   </ItemGroup>
+<ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.0'">
+    <Compile Include="Microsoft.Extensions.Diagnostics.HealthChecks.netcoreapp3.0.cs" />
+    <Reference Include="Microsoft.Extensions.Diagnostics.HealthChecks.Abstractions"  />
+    <Reference Include="Microsoft.Extensions.Hosting.Abstractions"  />
+    <Reference Include="Microsoft.Extensions.Options"  />
+  </ItemGroup>
 </Project>

src/HealthChecks/HealthChecks/ref/Microsoft.Extensions.Diagnostics.HealthChecks.netcoreapp3.0.cs

@@ -0,0 +1,59 @@
+// 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.
+
+namespace Microsoft.Extensions.DependencyInjection
+{
+    public static partial class HealthChecksBuilderAddCheckExtensions
+    {
+        public static Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder AddCheck(this Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder builder, string name, Microsoft.Extensions.Diagnostics.HealthChecks.IHealthCheck instance, Microsoft.Extensions.Diagnostics.HealthChecks.HealthStatus? failureStatus, System.Collections.Generic.IEnumerable<string> tags) { throw null; }
+        public static Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder AddCheck(this Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder builder, string name, Microsoft.Extensions.Diagnostics.HealthChecks.IHealthCheck instance, Microsoft.Extensions.Diagnostics.HealthChecks.HealthStatus? failureStatus = default(Microsoft.Extensions.Diagnostics.HealthChecks.HealthStatus?), System.Collections.Generic.IEnumerable<string> tags = null, System.TimeSpan? timeout = default(System.TimeSpan?)) { throw null; }
+        public static Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder AddCheck<T>(this Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder builder, string name, Microsoft.Extensions.Diagnostics.HealthChecks.HealthStatus? failureStatus, System.Collections.Generic.IEnumerable<string> tags) where T : class, Microsoft.Extensions.Diagnostics.HealthChecks.IHealthCheck { throw null; }
+        public static Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder AddCheck<T>(this Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder builder, string name, Microsoft.Extensions.Diagnostics.HealthChecks.HealthStatus? failureStatus = default(Microsoft.Extensions.Diagnostics.HealthChecks.HealthStatus?), System.Collections.Generic.IEnumerable<string> tags = null, System.TimeSpan? timeout = default(System.TimeSpan?)) where T : class, Microsoft.Extensions.Diagnostics.HealthChecks.IHealthCheck { throw null; }
+        public static Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder AddTypeActivatedCheck<T>(this Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder builder, string name, Microsoft.Extensions.Diagnostics.HealthChecks.HealthStatus? failureStatus, System.Collections.Generic.IEnumerable<string> tags, params object[] args) where T : class, Microsoft.Extensions.Diagnostics.HealthChecks.IHealthCheck { throw null; }
+        public static Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder AddTypeActivatedCheck<T>(this Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder builder, string name, Microsoft.Extensions.Diagnostics.HealthChecks.HealthStatus? failureStatus, System.Collections.Generic.IEnumerable<string> tags, System.TimeSpan timeout, params object[] args) where T : class, Microsoft.Extensions.Diagnostics.HealthChecks.IHealthCheck { throw null; }
+        public static Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder AddTypeActivatedCheck<T>(this Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder builder, string name, Microsoft.Extensions.Diagnostics.HealthChecks.HealthStatus? failureStatus, params object[] args) where T : class, Microsoft.Extensions.Diagnostics.HealthChecks.IHealthCheck { throw null; }
+        public static Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder AddTypeActivatedCheck<T>(this Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder builder, string name, params object[] args) where T : class, Microsoft.Extensions.Diagnostics.HealthChecks.IHealthCheck { throw null; }
+    }
+    public static partial class HealthChecksBuilderDelegateExtensions
+    {
+        public static Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder AddAsyncCheck(this Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder builder, string name, System.Func<System.Threading.CancellationToken, System.Threading.Tasks.Task<Microsoft.Extensions.Diagnostics.HealthChecks.HealthCheckResult>> check, System.Collections.Generic.IEnumerable<string> tags) { throw null; }
+        public static Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder AddAsyncCheck(this Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder builder, string name, System.Func<System.Threading.CancellationToken, System.Threading.Tasks.Task<Microsoft.Extensions.Diagnostics.HealthChecks.HealthCheckResult>> check, System.Collections.Generic.IEnumerable<string> tags = null, System.TimeSpan? timeout = default(System.TimeSpan?)) { throw null; }
+        public static Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder AddAsyncCheck(this Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder builder, string name, System.Func<System.Threading.Tasks.Task<Microsoft.Extensions.Diagnostics.HealthChecks.HealthCheckResult>> check, System.Collections.Generic.IEnumerable<string> tags) { throw null; }
+        public static Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder AddAsyncCheck(this Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder builder, string name, System.Func<System.Threading.Tasks.Task<Microsoft.Extensions.Diagnostics.HealthChecks.HealthCheckResult>> check, System.Collections.Generic.IEnumerable<string> tags = null, System.TimeSpan? timeout = default(System.TimeSpan?)) { throw null; }
+        public static Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder AddCheck(this Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder builder, string name, System.Func<Microsoft.Extensions.Diagnostics.HealthChecks.HealthCheckResult> check, System.Collections.Generic.IEnumerable<string> tags) { throw null; }
+        public static Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder AddCheck(this Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder builder, string name, System.Func<Microsoft.Extensions.Diagnostics.HealthChecks.HealthCheckResult> check, System.Collections.Generic.IEnumerable<string> tags = null, System.TimeSpan? timeout = default(System.TimeSpan?)) { throw null; }
+        public static Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder AddCheck(this Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder builder, string name, System.Func<System.Threading.CancellationToken, Microsoft.Extensions.Diagnostics.HealthChecks.HealthCheckResult> check, System.Collections.Generic.IEnumerable<string> tags) { throw null; }
+        public static Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder AddCheck(this Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder builder, string name, System.Func<System.Threading.CancellationToken, Microsoft.Extensions.Diagnostics.HealthChecks.HealthCheckResult> check, System.Collections.Generic.IEnumerable<string> tags = null, System.TimeSpan? timeout = default(System.TimeSpan?)) { throw null; }
+    }
+    public static partial class HealthCheckServiceCollectionExtensions
+    {
+        public static Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder AddHealthChecks(this Microsoft.Extensions.DependencyInjection.IServiceCollection services) { throw null; }
+    }
+    public partial interface IHealthChecksBuilder
+    {
+        Microsoft.Extensions.DependencyInjection.IServiceCollection Services { get; }
+        Microsoft.Extensions.DependencyInjection.IHealthChecksBuilder Add(Microsoft.Extensions.Diagnostics.HealthChecks.HealthCheckRegistration registration);
+    }
+}
+namespace Microsoft.Extensions.Diagnostics.HealthChecks
+{
+    public sealed partial class HealthCheckPublisherOptions
+    {
+        public HealthCheckPublisherOptions() { }
+        public System.TimeSpan Delay { get { throw null; } set { } }
+        public System.TimeSpan Period { get { throw null; } set { } }
+        public System.Func<Microsoft.Extensions.Diagnostics.HealthChecks.HealthCheckRegistration, bool> Predicate { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } [System.Runtime.CompilerServices.CompilerGeneratedAttribute]set { } }
+        public System.TimeSpan Timeout { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } [System.Runtime.CompilerServices.CompilerGeneratedAttribute]set { } }
+    }
+    public abstract partial class HealthCheckService
+    {
+        protected HealthCheckService() { }
+        public abstract System.Threading.Tasks.Task<Microsoft.Extensions.Diagnostics.HealthChecks.HealthReport> CheckHealthAsync(System.Func<Microsoft.Extensions.Diagnostics.HealthChecks.HealthCheckRegistration, bool> predicate, System.Threading.CancellationToken cancellationToken = default(System.Threading.CancellationToken));
+        public System.Threading.Tasks.Task<Microsoft.Extensions.Diagnostics.HealthChecks.HealthReport> CheckHealthAsync(System.Threading.CancellationToken cancellationToken = default(System.Threading.CancellationToken)) { throw null; }
+    }
+    public sealed partial class HealthCheckServiceOptions
+    {
+        public HealthCheckServiceOptions() { }
+        public System.Collections.Generic.ICollection<Microsoft.Extensions.Diagnostics.HealthChecks.HealthCheckRegistration> Registrations { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+    }
+}

src/HealthChecks/HealthChecks/src/Microsoft.Extensions.Diagnostics.HealthChecks.csproj

@@ -6,7 +6,8 @@ Commonly Used Types:
 Microsoft.Extensions.Diagnostics.HealthChecks.HealthCheckService
 Microsoft.Extensions.Diagnostics.HealthChecks.IHealthChecksBuilder
     </Description>
-    <TargetFramework>netstandard2.0</TargetFramework>
+    <TargetFrameworks>netstandard2.0;netcoreapp3.0</TargetFrameworks>
+    <TargetFrameworks Condition="'$(DotNetBuildFromSource)' == 'true'">netcoreapp3.0</TargetFrameworks>
     <NoWarn>$(NoWarn);CS1591</NoWarn>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <PackageTags>diagnostics;healthchecks</PackageTags>

src/JSInterop/Microsoft.JSInterop/ref/Microsoft.JSInterop.csproj

@@ -1,10 +1,14 @@
 <!-- This file is automatically generated. -->
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>netstandard2.0</TargetFrameworks>
+    <TargetFrameworks>netstandard2.0;netcoreapp3.0</TargetFrameworks>
   </PropertyGroup>
   <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
     <Compile Include="Microsoft.JSInterop.netstandard2.0.cs" />
     <Reference Include="System.Text.Json"  />
   </ItemGroup>
+<ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.0'">
+    <Compile Include="Microsoft.JSInterop.netcoreapp3.0.cs" />
+    
+  </ItemGroup>
 </Project>

src/JSInterop/Microsoft.JSInterop/ref/Microsoft.JSInterop.netcoreapp3.0.cs

@@ -0,0 +1,64 @@
+// 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.
+
+namespace Microsoft.JSInterop
+{
+    public static partial class DotNetDispatcher
+    {
+        public static void BeginInvoke(string callId, string assemblyName, string methodIdentifier, long dotNetObjectId, string argsJson) { }
+        public static void EndInvoke(string arguments) { }
+        public static string Invoke(string assemblyName, string methodIdentifier, long dotNetObjectId, string argsJson) { throw null; }
+        [Microsoft.JSInterop.JSInvokableAttribute("DotNetDispatcher.ReleaseDotNetObject")]
+        public static void ReleaseDotNetObject(long dotNetObjectId) { }
+    }
+    public static partial class DotNetObjectRef
+    {
+        public static Microsoft.JSInterop.DotNetObjectRef<TValue> Create<TValue>(TValue value) where TValue : class { throw null; }
+    }
+    public sealed partial class DotNetObjectRef<TValue> : System.IDisposable where TValue : class
+    {
+        internal DotNetObjectRef() { }
+        public TValue Value { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+        public void Dispose() { }
+    }
+    public partial interface IJSInProcessRuntime : Microsoft.JSInterop.IJSRuntime
+    {
+        T Invoke<T>(string identifier, params object[] args);
+    }
+    public partial interface IJSRuntime
+    {
+        System.Threading.Tasks.Task<TValue> InvokeAsync<TValue>(string identifier, System.Collections.Generic.IEnumerable<object> args, System.Threading.CancellationToken cancellationToken = default(System.Threading.CancellationToken));
+        System.Threading.Tasks.Task<TValue> InvokeAsync<TValue>(string identifier, params object[] args);
+    }
+    public partial class JSException : System.Exception
+    {
+        public JSException(string message) { }
+        public JSException(string message, System.Exception innerException) { }
+    }
+    public abstract partial class JSInProcessRuntimeBase : Microsoft.JSInterop.JSRuntimeBase, Microsoft.JSInterop.IJSInProcessRuntime, Microsoft.JSInterop.IJSRuntime
+    {
+        protected JSInProcessRuntimeBase() { }
+        protected abstract string InvokeJS(string identifier, string argsJson);
+        public TValue Invoke<TValue>(string identifier, params object[] args) { throw null; }
+    }
+    [System.AttributeUsageAttribute(System.AttributeTargets.Method, AllowMultiple=true)]
+    public partial class JSInvokableAttribute : System.Attribute
+    {
+        public JSInvokableAttribute() { }
+        public JSInvokableAttribute(string identifier) { }
+        public string Identifier { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+    }
+    public static partial class JSRuntime
+    {
+        public static void SetCurrentJSRuntime(Microsoft.JSInterop.IJSRuntime instance) { }
+    }
+    public abstract partial class JSRuntimeBase : Microsoft.JSInterop.IJSRuntime
+    {
+        protected JSRuntimeBase() { }
+        protected System.TimeSpan? DefaultAsyncTimeout { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } [System.Runtime.CompilerServices.CompilerGeneratedAttribute]set { } }
+        protected abstract void BeginInvokeJS(long taskId, string identifier, string argsJson);
+        protected internal abstract void EndInvokeDotNet(string callId, bool success, object resultOrError, string assemblyName, string methodIdentifier, long dotNetObjectId);
+        public System.Threading.Tasks.Task<T> InvokeAsync<T>(string identifier, System.Collections.Generic.IEnumerable<object> args, System.Threading.CancellationToken cancellationToken = default(System.Threading.CancellationToken)) { throw null; }
+        public System.Threading.Tasks.Task<T> InvokeAsync<T>(string identifier, params object[] args) { throw null; }
+    }
+}

src/JSInterop/Microsoft.JSInterop/src/Microsoft.JSInterop.csproj

@@ -1,7 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>netstandard2.0</TargetFramework>
+    <TargetFrameworks>netstandard2.0;netcoreapp3.0</TargetFrameworks>
+    <TargetFrameworks Condition="'$(DotNetBuildFromSource)' == 'true'">netcoreapp3.0</TargetFrameworks>
     <Description>Abstractions and features for interop between .NET and JavaScript code.</Description>
     <PackageTags>javascript;interop</PackageTags>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
@@ -9,7 +10,7 @@
     <IsShipping>true</IsShipping>
   </PropertyGroup>
 
-  <ItemGroup>
+  <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
     <Reference Include="System.Text.Json" />
   </ItemGroup>
 

src/JSInterop/Microsoft.JSInterop/test/Microsoft.JSInterop.Tests.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp3.0</TargetFramework>
+    <TargetFrameworks>netcoreapp3.0;net472</TargetFrameworks>
   </PropertyGroup>
 
   <ItemGroup>

src/JSInterop/Mono.WebAssembly.Interop/src/Mono.WebAssembly.Interop.csproj

@@ -7,6 +7,8 @@
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <IsPackable>true</IsPackable>
     <IsShipping>true</IsShipping>
+    <!-- This project is not included in the shared framework -->
+    <ExcludeFromSourceBuild>true</ExcludeFromSourceBuild>
   </PropertyGroup>
 
   <ItemGroup>

src/Localization/Abstractions/ref/Microsoft.Extensions.Localization.Abstractions.csproj

@@ -1,10 +1,14 @@
 <!-- This file is automatically generated. -->
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>netstandard2.0</TargetFrameworks>
+    <TargetFrameworks>netstandard2.0;netcoreapp3.0</TargetFrameworks>
   </PropertyGroup>
   <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
     <Compile Include="Microsoft.Extensions.Localization.Abstractions.netstandard2.0.cs" />
     
+  </ItemGroup>
+<ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.0'">
+    <Compile Include="Microsoft.Extensions.Localization.Abstractions.netcoreapp3.0.cs" />
+    
   </ItemGroup>
 </Project>

src/Localization/Abstractions/ref/Microsoft.Extensions.Localization.Abstractions.netcoreapp3.0.cs

@@ -0,0 +1,49 @@
+// 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.
+
+namespace Microsoft.Extensions.Localization
+{
+    public partial interface IStringLocalizer
+    {
+        Microsoft.Extensions.Localization.LocalizedString this[string name] { get; }
+        Microsoft.Extensions.Localization.LocalizedString this[string name, params object[] arguments] { get; }
+        System.Collections.Generic.IEnumerable<Microsoft.Extensions.Localization.LocalizedString> GetAllStrings(bool includeParentCultures);
+        [System.ObsoleteAttribute("This method is obsolete. Use `CurrentCulture` and `CurrentUICulture` instead.")]
+        Microsoft.Extensions.Localization.IStringLocalizer WithCulture(System.Globalization.CultureInfo culture);
+    }
+    public partial interface IStringLocalizerFactory
+    {
+        Microsoft.Extensions.Localization.IStringLocalizer Create(string baseName, string location);
+        Microsoft.Extensions.Localization.IStringLocalizer Create(System.Type resourceSource);
+    }
+    public partial interface IStringLocalizer<out T> : Microsoft.Extensions.Localization.IStringLocalizer
+    {
+    }
+    public partial class LocalizedString
+    {
+        public LocalizedString(string name, string value) { }
+        public LocalizedString(string name, string value, bool resourceNotFound) { }
+        public LocalizedString(string name, string value, bool resourceNotFound, string searchedLocation) { }
+        public string Name { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+        public bool ResourceNotFound { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+        public string SearchedLocation { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+        public string Value { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+        public static implicit operator string (Microsoft.Extensions.Localization.LocalizedString localizedString) { throw null; }
+        public override string ToString() { throw null; }
+    }
+    public static partial class StringLocalizerExtensions
+    {
+        public static System.Collections.Generic.IEnumerable<Microsoft.Extensions.Localization.LocalizedString> GetAllStrings(this Microsoft.Extensions.Localization.IStringLocalizer stringLocalizer) { throw null; }
+        public static Microsoft.Extensions.Localization.LocalizedString GetString(this Microsoft.Extensions.Localization.IStringLocalizer stringLocalizer, string name) { throw null; }
+        public static Microsoft.Extensions.Localization.LocalizedString GetString(this Microsoft.Extensions.Localization.IStringLocalizer stringLocalizer, string name, params object[] arguments) { throw null; }
+    }
+    public partial class StringLocalizer<TResourceSource> : Microsoft.Extensions.Localization.IStringLocalizer, Microsoft.Extensions.Localization.IStringLocalizer<TResourceSource>
+    {
+        public StringLocalizer(Microsoft.Extensions.Localization.IStringLocalizerFactory factory) { }
+        public virtual Microsoft.Extensions.Localization.LocalizedString this[string name] { get { throw null; } }
+        public virtual Microsoft.Extensions.Localization.LocalizedString this[string name, params object[] arguments] { get { throw null; } }
+        public System.Collections.Generic.IEnumerable<Microsoft.Extensions.Localization.LocalizedString> GetAllStrings(bool includeParentCultures) { throw null; }
+        [System.ObsoleteAttribute("This method is obsolete. Use `CurrentCulture` and `CurrentUICulture` instead.")]
+        public virtual Microsoft.Extensions.Localization.IStringLocalizer WithCulture(System.Globalization.CultureInfo culture) { throw null; }
+    }
+}

src/Localization/Abstractions/src/Microsoft.Extensions.Localization.Abstractions.csproj

@@ -6,7 +6,8 @@
 Commonly used types:
 Microsoft.Extensions.Localization.IStringLocalizer
 Microsoft.Extensions.Localization.IStringLocalizer&lt;T&gt;</Description>
-    <TargetFramework>netstandard2.0</TargetFramework>
+    <TargetFrameworks>netstandard2.0;netcoreapp3.0</TargetFrameworks>
+    <TargetFrameworks Condition="'$(DotNetBuildFromSource)' == 'true'">netcoreapp3.0</TargetFrameworks>
     <NoWarn>$(NoWarn);CS1591</NoWarn>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <PackageTags>localization</PackageTags>

src/Localization/Localization/ref/Microsoft.Extensions.Localization.csproj

@@ -1,7 +1,7 @@
 <!-- This file is automatically generated. -->
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>netstandard2.0</TargetFrameworks>
+    <TargetFrameworks>netstandard2.0;netcoreapp3.0</TargetFrameworks>
   </PropertyGroup>
   <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
     <Compile Include="Microsoft.Extensions.Localization.netstandard2.0.cs" />
@@ -10,4 +10,11 @@
     <Reference Include="Microsoft.Extensions.Localization.Abstractions"  />
     <Reference Include="Microsoft.Extensions.Logging.Abstractions"  />
   </ItemGroup>
+<ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.0'">
+    <Compile Include="Microsoft.Extensions.Localization.netcoreapp3.0.cs" />
+    <Reference Include="Microsoft.Extensions.DependencyInjection.Abstractions"  />
+    <Reference Include="Microsoft.Extensions.Options"  />
+    <Reference Include="Microsoft.Extensions.Localization.Abstractions"  />
+    <Reference Include="Microsoft.Extensions.Logging.Abstractions"  />
+  </ItemGroup>
 </Project>

src/Localization/Localization/ref/Microsoft.Extensions.Localization.netcoreapp3.0.cs

@@ -0,0 +1,93 @@
+// 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.
+
+namespace Microsoft.Extensions.DependencyInjection
+{
+    public static partial class LocalizationServiceCollectionExtensions
+    {
+        public static Microsoft.Extensions.DependencyInjection.IServiceCollection AddLocalization(this Microsoft.Extensions.DependencyInjection.IServiceCollection services) { throw null; }
+        public static Microsoft.Extensions.DependencyInjection.IServiceCollection AddLocalization(this Microsoft.Extensions.DependencyInjection.IServiceCollection services, System.Action<Microsoft.Extensions.Localization.LocalizationOptions> setupAction) { throw null; }
+    }
+}
+namespace Microsoft.Extensions.Localization
+{
+    public partial interface IResourceNamesCache
+    {
+        System.Collections.Generic.IList<string> GetOrAdd(string name, System.Func<string, System.Collections.Generic.IList<string>> valueFactory);
+    }
+    public partial class LocalizationOptions
+    {
+        public LocalizationOptions() { }
+        public string ResourcesPath { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } [System.Runtime.CompilerServices.CompilerGeneratedAttribute]set { } }
+    }
+    [System.AttributeUsageAttribute(System.AttributeTargets.Assembly, AllowMultiple=false, Inherited=false)]
+    public partial class ResourceLocationAttribute : System.Attribute
+    {
+        public ResourceLocationAttribute(string resourceLocation) { }
+        public string ResourceLocation { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+    }
+    public partial class ResourceManagerStringLocalizer : Microsoft.Extensions.Localization.IStringLocalizer
+    {
+        public ResourceManagerStringLocalizer(System.Resources.ResourceManager resourceManager, Microsoft.Extensions.Localization.Internal.AssemblyWrapper resourceAssemblyWrapper, string baseName, Microsoft.Extensions.Localization.IResourceNamesCache resourceNamesCache, Microsoft.Extensions.Logging.ILogger logger) { }
+        public ResourceManagerStringLocalizer(System.Resources.ResourceManager resourceManager, Microsoft.Extensions.Localization.Internal.IResourceStringProvider resourceStringProvider, string baseName, Microsoft.Extensions.Localization.IResourceNamesCache resourceNamesCache, Microsoft.Extensions.Logging.ILogger logger) { }
+        public ResourceManagerStringLocalizer(System.Resources.ResourceManager resourceManager, System.Reflection.Assembly resourceAssembly, string baseName, Microsoft.Extensions.Localization.IResourceNamesCache resourceNamesCache, Microsoft.Extensions.Logging.ILogger logger) { }
+        public virtual Microsoft.Extensions.Localization.LocalizedString this[string name] { get { throw null; } }
+        public virtual Microsoft.Extensions.Localization.LocalizedString this[string name, params object[] arguments] { get { throw null; } }
+        public virtual System.Collections.Generic.IEnumerable<Microsoft.Extensions.Localization.LocalizedString> GetAllStrings(bool includeParentCultures) { throw null; }
+        protected System.Collections.Generic.IEnumerable<Microsoft.Extensions.Localization.LocalizedString> GetAllStrings(bool includeParentCultures, System.Globalization.CultureInfo culture) { throw null; }
+        protected string GetStringSafely(string name, System.Globalization.CultureInfo culture) { throw null; }
+        [System.ObsoleteAttribute("This method is obsolete. Use `CurrentCulture` and `CurrentUICulture` instead.")]
+        public Microsoft.Extensions.Localization.IStringLocalizer WithCulture(System.Globalization.CultureInfo culture) { throw null; }
+    }
+    public partial class ResourceManagerStringLocalizerFactory : Microsoft.Extensions.Localization.IStringLocalizerFactory
+    {
+        public ResourceManagerStringLocalizerFactory(Microsoft.Extensions.Options.IOptions<Microsoft.Extensions.Localization.LocalizationOptions> localizationOptions, Microsoft.Extensions.Logging.ILoggerFactory loggerFactory) { }
+        public Microsoft.Extensions.Localization.IStringLocalizer Create(string baseName, string location) { throw null; }
+        public Microsoft.Extensions.Localization.IStringLocalizer Create(System.Type resourceSource) { throw null; }
+        protected virtual Microsoft.Extensions.Localization.ResourceManagerStringLocalizer CreateResourceManagerStringLocalizer(System.Reflection.Assembly assembly, string baseName) { throw null; }
+        protected virtual Microsoft.Extensions.Localization.ResourceLocationAttribute GetResourceLocationAttribute(System.Reflection.Assembly assembly) { throw null; }
+        protected virtual string GetResourcePrefix(System.Reflection.TypeInfo typeInfo) { throw null; }
+        protected virtual string GetResourcePrefix(System.Reflection.TypeInfo typeInfo, string baseNamespace, string resourcesRelativePath) { throw null; }
+        protected virtual string GetResourcePrefix(string baseResourceName, string baseNamespace) { throw null; }
+        protected virtual string GetResourcePrefix(string location, string baseName, string resourceLocation) { throw null; }
+        protected virtual Microsoft.Extensions.Localization.RootNamespaceAttribute GetRootNamespaceAttribute(System.Reflection.Assembly assembly) { throw null; }
+    }
+    [System.ObsoleteAttribute("This method is obsolete. Use `CurrentCulture` and `CurrentUICulture` instead.")]
+    public partial class ResourceManagerWithCultureStringLocalizer : Microsoft.Extensions.Localization.ResourceManagerStringLocalizer
+    {
+        public ResourceManagerWithCultureStringLocalizer(System.Resources.ResourceManager resourceManager, System.Reflection.Assembly resourceAssembly, string baseName, Microsoft.Extensions.Localization.IResourceNamesCache resourceNamesCache, System.Globalization.CultureInfo culture, Microsoft.Extensions.Logging.ILogger logger) : base (default(System.Resources.ResourceManager), default(System.Reflection.Assembly), default(string), default(Microsoft.Extensions.Localization.IResourceNamesCache), default(Microsoft.Extensions.Logging.ILogger)) { }
+        public override Microsoft.Extensions.Localization.LocalizedString this[string name] { get { throw null; } }
+        public override Microsoft.Extensions.Localization.LocalizedString this[string name, params object[] arguments] { get { throw null; } }
+        public override System.Collections.Generic.IEnumerable<Microsoft.Extensions.Localization.LocalizedString> GetAllStrings(bool includeParentCultures) { throw null; }
+    }
+    public partial class ResourceNamesCache : Microsoft.Extensions.Localization.IResourceNamesCache
+    {
+        public ResourceNamesCache() { }
+        public System.Collections.Generic.IList<string> GetOrAdd(string name, System.Func<string, System.Collections.Generic.IList<string>> valueFactory) { throw null; }
+    }
+    [System.AttributeUsageAttribute(System.AttributeTargets.Assembly, AllowMultiple=false, Inherited=false)]
+    public partial class RootNamespaceAttribute : System.Attribute
+    {
+        public RootNamespaceAttribute(string rootNamespace) { }
+        public string RootNamespace { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+    }
+}
+namespace Microsoft.Extensions.Localization.Internal
+{
+    public partial class AssemblyWrapper
+    {
+        public AssemblyWrapper(System.Reflection.Assembly assembly) { }
+        public System.Reflection.Assembly Assembly { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } }
+        public virtual string FullName { get { throw null; } }
+        public virtual System.IO.Stream GetManifestResourceStream(string name) { throw null; }
+    }
+    public partial interface IResourceStringProvider
+    {
+        System.Collections.Generic.IList<string> GetAllResourceStrings(System.Globalization.CultureInfo culture, bool throwOnMissing);
+    }
+    public partial class ResourceManagerStringProvider : Microsoft.Extensions.Localization.Internal.IResourceStringProvider
+    {
+        public ResourceManagerStringProvider(Microsoft.Extensions.Localization.IResourceNamesCache resourceCache, System.Resources.ResourceManager resourceManager, System.Reflection.Assembly assembly, string baseName) { }
+        public System.Collections.Generic.IList<string> GetAllResourceStrings(System.Globalization.CultureInfo culture, bool throwOnMissing) { throw null; }
+    }
+}

src/Localization/Localization/src/Microsoft.Extensions.Localization.csproj

@@ -3,7 +3,8 @@
   <PropertyGroup>
     <Product>Microsoft .NET Extensions</Product>
     <Description>Application localization services and default implementation based on ResourceManager to load localized assembly resources.</Description>
-    <TargetFramework>netstandard2.0</TargetFramework>
+    <TargetFrameworks>netstandard2.0;netcoreapp3.0</TargetFrameworks>
+    <TargetFrameworks Condition="'$(DotNetBuildFromSource)' == 'true'">netcoreapp3.0</TargetFrameworks>
     <NoWarn>$(NoWarn);CS1591</NoWarn>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <PackageTags>localization</PackageTags>

src/WebEncoders/ref/Microsoft.Extensions.WebEncoders.csproj

@@ -1,7 +1,7 @@
 <!-- This file is automatically generated. -->
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>netstandard2.0</TargetFrameworks>
+    <TargetFrameworks>netstandard2.0;netcoreapp3.0</TargetFrameworks>
   </PropertyGroup>
   <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
     <Compile Include="Microsoft.Extensions.WebEncoders.netstandard2.0.cs" />
@@ -9,4 +9,9 @@
     <Reference Include="Microsoft.Extensions.Options"  />
     <Reference Include="System.Text.Encodings.Web"  />
   </ItemGroup>
+<ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp3.0'">
+    <Compile Include="Microsoft.Extensions.WebEncoders.netcoreapp3.0.cs" />
+    <Reference Include="Microsoft.Extensions.DependencyInjection.Abstractions"  />
+    <Reference Include="Microsoft.Extensions.Options"  />
+  </ItemGroup>
 </Project>

src/WebEncoders/ref/Microsoft.Extensions.WebEncoders.netcoreapp3.0.cs

@@ -0,0 +1,55 @@
+// 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.
+
+namespace Microsoft.Extensions.DependencyInjection
+{
+    public static partial class EncoderServiceCollectionExtensions
+    {
+        public static Microsoft.Extensions.DependencyInjection.IServiceCollection AddWebEncoders(this Microsoft.Extensions.DependencyInjection.IServiceCollection services) { throw null; }
+        public static Microsoft.Extensions.DependencyInjection.IServiceCollection AddWebEncoders(this Microsoft.Extensions.DependencyInjection.IServiceCollection services, System.Action<Microsoft.Extensions.WebEncoders.WebEncoderOptions> setupAction) { throw null; }
+    }
+}
+namespace Microsoft.Extensions.WebEncoders
+{
+    public sealed partial class WebEncoderOptions
+    {
+        public WebEncoderOptions() { }
+        public System.Text.Encodings.Web.TextEncoderSettings TextEncoderSettings { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } [System.Runtime.CompilerServices.CompilerGeneratedAttribute]set { } }
+    }
+}
+namespace Microsoft.Extensions.WebEncoders.Testing
+{
+    public sealed partial class HtmlTestEncoder : System.Text.Encodings.Web.HtmlEncoder
+    {
+        public HtmlTestEncoder() { }
+        public override int MaxOutputCharactersPerInputCharacter { get { throw null; } }
+        public override void Encode(System.IO.TextWriter output, char[] value, int startIndex, int characterCount) { }
+        public override void Encode(System.IO.TextWriter output, string value, int startIndex, int characterCount) { }
+        public override string Encode(string value) { throw null; }
+        public unsafe override int FindFirstCharacterToEncode(char* text, int textLength) { throw null; }
+        public unsafe override bool TryEncodeUnicodeScalar(int unicodeScalar, char* buffer, int bufferLength, out int numberOfCharactersWritten) { throw null; }
+        public override bool WillEncode(int unicodeScalar) { throw null; }
+    }
+    public partial class JavaScriptTestEncoder : System.Text.Encodings.Web.JavaScriptEncoder
+    {
+        public JavaScriptTestEncoder() { }
+        public override int MaxOutputCharactersPerInputCharacter { get { throw null; } }
+        public override void Encode(System.IO.TextWriter output, char[] value, int startIndex, int characterCount) { }
+        public override void Encode(System.IO.TextWriter output, string value, int startIndex, int characterCount) { }
+        public override string Encode(string value) { throw null; }
+        public unsafe override int FindFirstCharacterToEncode(char* text, int textLength) { throw null; }
+        public unsafe override bool TryEncodeUnicodeScalar(int unicodeScalar, char* buffer, int bufferLength, out int numberOfCharactersWritten) { throw null; }
+        public override bool WillEncode(int unicodeScalar) { throw null; }
+    }
+    public partial class UrlTestEncoder : System.Text.Encodings.Web.UrlEncoder
+    {
+        public UrlTestEncoder() { }
+        public override int MaxOutputCharactersPerInputCharacter { get { throw null; } }
+        public override void Encode(System.IO.TextWriter output, char[] value, int startIndex, int characterCount) { }
+        public override void Encode(System.IO.TextWriter output, string value, int startIndex, int characterCount) { }
+        public override string Encode(string value) { throw null; }
+        public unsafe override int FindFirstCharacterToEncode(char* text, int textLength) { throw null; }
+        public unsafe override bool TryEncodeUnicodeScalar(int unicodeScalar, char* buffer, int bufferLength, out int numberOfCharactersWritten) { throw null; }
+        public override bool WillEncode(int unicodeScalar) { throw null; }
+    }
+}

src/WebEncoders/src/Microsoft.Extensions.WebEncoders.csproj

@@ -2,7 +2,8 @@
 
   <PropertyGroup>
     <Description>Contains registration and configuration APIs to add the core framework encoders to a dependency injection container.</Description>
-    <TargetFramework>netstandard2.0</TargetFramework>
+    <TargetFrameworks>netstandard2.0;netcoreapp3.0</TargetFrameworks>
+    <TargetFrameworks Condition="'$(DotNetBuildFromSource)' == 'true'">netcoreapp3.0</TargetFrameworks>
     <NoWarn>$(NoWarn);CS1591</NoWarn>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <PackageTags>aspnetcore</PackageTags>
@@ -13,6 +14,9 @@
   <ItemGroup>
     <Reference Include="Microsoft.Extensions.DependencyInjection.Abstractions" />
     <Reference Include="Microsoft.Extensions.Options" />
+  </ItemGroup>
+
+  <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
     <Reference Include="System.Text.Encodings.Web" />
   </ItemGroup>