Simplify building ref assemblies.

Ix.NET/Source/Directory.build.props

@@ -17,6 +17,8 @@
     <EmbedUntrackedSources>true</EmbedUntrackedSources>
     <PublishRepositoryUrl>true</PublishRepositoryUrl>
     <LangVersion>latest</LangVersion>
+    <Deterministic>true</Deterministic>
+    <ProduceReferenceAssembly>true</ProduceReferenceAssembly>
   </PropertyGroup>
     
   <ItemGroup>

Ix.NET/Source/System.Interactive.Providers/System.Interactive.Providers.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="MSBuild.Sdk.Extras">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <Description>Interactive Extensions Providers Library used to build query providers and express queries over enumerable sequences.</Description>
@@ -13,7 +13,6 @@
 
   <ItemGroup>
     <ProjectReference Include="..\System.Interactive\System.Interactive.csproj" />
-    <ReferenceAssemblyProjectReference Include="..\refs\System.Interactive.Providers.Ref\System.Interactive.Providers.Ref.csproj" />
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetFramework)' == 'netstandard1.0'">

Ix.NET/Source/System.Interactive/System.Interactive.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="MSBuild.Sdk.Extras">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <Description>Interactive Extensions Main Library used to express queries over enumerable sequences.</Description>
@@ -10,9 +10,6 @@
 
   <ItemGroup>
     <EmbeddedResource Include="Properties\System.Interactive.rd.xml" />
-    <ReferenceAssemblyProjectReference Include="..\refs\System.Interactive.Ref\System.Interactive.Ref.csproj" />
   </ItemGroup>
-
-
   
 </Project>

Ix.NET/Source/global.json

@@ -1,5 +0,0 @@
-{
-  "msbuild-sdks": {
-    "MSBuild.Sdk.Extras": "1.6.55"
-  }
-}

Ix.NET/Source/refs/Directory.build.props

@@ -1,11 +0,0 @@
-<Project>  
-  
-  <Import Project="..\Directory.Build.props" />
-  
-  <PropertyGroup>
-    <!-- This is here so we can create a fake .NET Standard 2.1 facade -->
-    <NETStandardMaximumVersion>2.1</NETStandardMaximumVersion>
-    <DefineConstants>$(DefineConstants);REFERENCE_ASSEMBLY</DefineConstants>
-  </PropertyGroup>
-
-</Project>

Ix.NET/Source/refs/System.Interactive.Async.Providers.Ref/System.Interactive.Async.Providers.Ref.csproj

@@ -1,19 +0,0 @@
-<Project Sdk="MSBuild.Sdk.Extras">
-
-  <PropertyGroup>
-    <Description>Interactive Extensions Async Providers Library used to build query providers and express queries over enumerable sequences.</Description>
-    <AssemblyTitle>Interactive Extensions - Async Providers Library</AssemblyTitle>
-    <TargetFrameworks>netcoreapp2.0;netstandard2.1</TargetFrameworks>
-    <PackageTags>Ix;Interactive;Extensions;Enumerable;Asynchronous</PackageTags>
-  </PropertyGroup>
-
-  <ItemGroup>
-    <Compile Include="..\..\System.Interactive.Async.Providers\**\*.cs" Exclude="..\..\System.Interactive.Async.Providers\obj\**" />
-  </ItemGroup>
-
-  <ItemGroup>
-    <ProjectReference Include="..\System.Interactive.Async.Ref\System.Interactive.Async.Ref.csproj" />
-    <ProjectReference Include="..\System.Linq.Async.Queryable.Ref\System.Linq.Async.Queryable.Ref.csproj" />
-  </ItemGroup>
-
-</Project>

Ix.NET/Source/refs/System.Interactive.Async.Ref/System.Interactive.Async.Ref.csproj

@@ -1,23 +0,0 @@
-<Project Sdk="MSBuild.Sdk.Extras">
-
-  <PropertyGroup>
-    <Description>Interactive Extensions Async Library used to express queries over asynchronous enumerable sequences.</Description>
-    <AssemblyTitle>Interactive Extensions - Async Library</AssemblyTitle>
-    <Authors>Microsoft</Authors>
-    <TargetFrameworks>netcoreapp2.0;netstandard2.1</TargetFrameworks>
-    <PackageTags>Ix;Interactive;Extensions;Enumerable;Asynchronous</PackageTags>
-  </PropertyGroup>
-
-  <ItemGroup>
-    <Compile Include="..\..\System.Interactive.Async\**\*.cs" Exclude="..\..\System.Interactive.Async\obj\**" />
-    <Compile Include="..\..\System.Linq.Async\System\Error.cs" Link="System\Error.cs" />
-    <Compile Include="..\..\System.Linq.Async\System\Linq\AsyncIterator.cs" Link="System\Linq\AsyncIterator.cs" />
-    <Compile Include="..\..\System.Linq.Async\System\Linq\Set.cs" Link="System\Linq\Set.cs" />
-    <Compile Include="..\..\System.Linq.Async\System\Strings.cs" Link="System\Strings.cs" />
-  </ItemGroup>
-
-  <ItemGroup>
-    <ProjectReference Include="..\System.Linq.Async.Ref\System.Linq.Async.Ref.csproj" />
-  </ItemGroup>
-  
-</Project>

Ix.NET/Source/refs/System.Interactive.Providers.Ref/System.Interactive.Providers.Ref.csproj

@@ -1,23 +0,0 @@
-<Project Sdk="MSBuild.Sdk.Extras">
-
-  <PropertyGroup>
-    <Description>Interactive Extensions Providers Library used to build query providers and express queries over enumerable sequences.</Description>
-    <AssemblyTitle>Interactive Extensions - Providers Library</AssemblyTitle>
-    <TargetFrameworks>netstandard1.0;netcoreapp2.0;netstandard2.1</TargetFrameworks>
-    <PackageTags>Ix;Interactive;Extensions;Enumerable</PackageTags>
-  </PropertyGroup>
-
-  <ItemGroup>
-    <ProjectReference Include="..\System.Interactive.Ref\System.Interactive.Ref.csproj" />
-  </ItemGroup>
-
-  <ItemGroup>
-    <Compile Include="..\..\System.Interactive.Providers\**\*.cs" Exclude="..\..\System.Interactive.Providers\obj\**" />
-  </ItemGroup>
-  
-  <ItemGroup Condition="'$(TargetFramework)' == 'netstandard1.0'">
-    <PackageReference Include="System.Linq.Queryable" Version="4.3.0" />
-  </ItemGroup>
-
-
-</Project>

Ix.NET/Source/refs/System.Interactive.Ref/System.Interactive.Ref.csproj

@@ -1,15 +0,0 @@
-<Project Sdk="MSBuild.Sdk.Extras">
-
-  <PropertyGroup>
-    <Description>Interactive Extensions Main Library used to express queries over enumerable sequences.</Description>
-    <AssemblyTitle>Interactive Extensions - Main Library</AssemblyTitle>
-    <Authors>Microsoft</Authors>
-    <TargetFrameworks>netstandard1.0;netcoreapp2.0;netstandard2.1</TargetFrameworks>
-    <PackageTags>Ix;Interactive;Extensions;Enumerable</PackageTags>
-  </PropertyGroup>
-
-  <ItemGroup>
-    <Compile Include="..\..\System.Interactive\**\*.cs" Exclude="..\..\System.Interactive\obj\**" />
-  </ItemGroup>
-  
-</Project>

Ix.NET/Source/refs/System.Linq.Async.Queryable.Ref/System.Linq.Async.Queryable.Ref.csproj

@@ -1,23 +0,0 @@
-<Project Sdk="MSBuild.Sdk.Extras">
-
-  <PropertyGroup>
-    <Description>LINQ Standard Query Operators used to express queries over asynchronous enumerable sequences.</Description>
-    <AssemblyTitle>System.Linq.Async.Queryable</AssemblyTitle>
-    <Authors>Microsoft</Authors>
-    <TargetFrameworks>netstandard1.0;netcoreapp2.0;netstandard2.1</TargetFrameworks>
-    <PackageTags>Enumerable;Asynchronous;LINQ</PackageTags>
-  </PropertyGroup>
-
-  <ItemGroup>
-    <PackageReference Include="System.Threading.Tasks.Extensions" Version="4.5.1" />
-  </ItemGroup>
-
-  <ItemGroup>
-    <ProjectReference Include="..\System.Linq.Async.Ref\System.Linq.Async.Ref.csproj" />
-  </ItemGroup>
-
-  <ItemGroup>
-    <Compile Include="..\..\System.Linq.Async.Queryable\**\*.cs" Exclude="..\..\System.Linq.Async.Queryable\obj\**" />
-  </ItemGroup>
-  
-</Project>

Ix.NET/Source/refs/System.Linq.Async.Ref/System.Linq.Async.Ref.csproj

@@ -1,19 +0,0 @@
-<Project Sdk="MSBuild.Sdk.Extras">
-
-  <PropertyGroup>
-    <Description>LINQ Standard Query Operators used to express queries over asynchronous enumerable sequences.</Description>
-    <AssemblyTitle>System.Linq.Async</AssemblyTitle>
-    <Authors>Microsoft</Authors>
-    <TargetFrameworks>netstandard1.0;netcoreapp2.0;netstandard2.1</TargetFrameworks>
-    <PackageTags>Enumerable;Asynchronous;LINQ</PackageTags>
-  </PropertyGroup>
-
-  <ItemGroup>
-    <PackageReference Include="System.Threading.Tasks.Extensions" Version="4.5.1" />
-  </ItemGroup>
-
-  <ItemGroup>
-    <Compile Include="..\..\System.Linq.Async\**\*.cs" Exclude="..\..\System.Linq.Async\obj\**" />
-  </ItemGroup>
-  
-</Project>