Refactor remaining Project and Build files

- Simplify project files
  - Add and Update comments
  - Remove unnecessary lines
  - Rearrange and Order code blocks

- Include build root folder
- Rename NuGet Icon to `Icon.png`
- Normalize casing for `ReadMe.md`
- Rename solution file to `CommunityToolkit.sln`

.gitignore

@@ -18,7 +18,6 @@
 [Rr]eleases/
 x64/
 x86/
-build/
 bld/
 [Bb]in/
 [Oo]bj/

CommunityToolkit.Common/CommunityToolkit.Common.csproj

@@ -14,8 +14,11 @@
     <PackageTags>Incremental;Loading;Collection;IncrementalLoadingCollection;String;Array;Extensions;Helpers</PackageTags>
   </PropertyGroup>
 
-  <!-- .NET Standard 2.1 and .NET 6 already have [NotNullIfNotNull] and [NotNullWhen].
-       Additionally, also enable trimming support on .NET 6. -->
+  <!--
+      NETSTANDARD2_1_OR_GREATER: includes both .NET Standard 2.1 and .NET 6
+      Those targets already have [NotNullIfNotNull] and [NotNullWhen].
+      Additionally, also enable trimming support on .NET 6.
+  -->
   <PropertyGroup Condition="'$(TargetFramework)' == 'net6.0'">
     <DefineConstants>NETSTANDARD2_1_OR_GREATER</DefineConstants>
     <EnableTrimAnalyzer>true</EnableTrimAnalyzer>

CommunityToolkit.Diagnostics/CommunityToolkit.Diagnostics.csproj

@@ -24,6 +24,8 @@
     </When>
 
     <When Condition="'$(TargetFramework)' == 'netstandard2.1'">
+
+      <!-- NETSTANDARD2_1_OR_GREATER: includes both .NET Standard 2.1 and .NET 6 -->
       <PropertyGroup>
         <DefineConstants>NETSTANDARD2_1_OR_GREATER</DefineConstants>
       </PropertyGroup>
@@ -34,7 +36,10 @@
       </ItemGroup>
     </When>
 
-    <!-- Enable trimming support on .NET 6 -->
+    <!--
+        NETSTANDARD2_1_OR_GREATER: includes both .NET Standard 2.1 and .NET 6.
+        Additionally, also enable trimming support on .NET 6.
+    -->
     <When Condition="'$(TargetFramework)' == 'net6.0'">
       <PropertyGroup>
         <DefineConstants>NETSTANDARD2_1_OR_GREATER</DefineConstants>
@@ -44,6 +49,12 @@
     </When>
   </Choose>
 
+  <!-- T4 service used by the Guard APIs -->
+  <ItemGroup>
+    <Service Include="{508349b6-6b84-4df5-91f0-309beebad82d}" />
+  </ItemGroup>
+
+  <!-- Text Templates to generate sources -->
   <ItemGroup>
     <None Update="Generated\Guard.Comparable.Numeric.tt">
       <Generator>TextTemplatingFileGenerator</Generator>
@@ -63,11 +74,7 @@
     </None>
   </ItemGroup>
 
-  <!-- T4 service used by the Guard APIs -->
-  <ItemGroup>
-    <Service Include="{508349b6-6b84-4df5-91f0-309beebad82d}" />
-  </ItemGroup>
-
+  <!-- Sources generated based on the above text templates -->
   <ItemGroup>
     <Compile Update="Generated\Guard.Comparable.Numeric.g.cs">
       <DesignTime>True</DesignTime>

CommunityToolkit.HighPerformance/CommunityToolkit.HighPerformance.csproj

@@ -21,7 +21,7 @@
       - Box<T>: a type mapping boxed value types and exposing some utility and high performance methods.
       - Ref<T>: a stack-only struct that can store a reference to a value of a specified type.
       - NullableRef<T>: a stack-only struct similar to Ref<T>, which also supports nullable references.
-  </Description>
+    </Description>
     <PackageTags>Parallel;Performance;Unsafe;Span;Memory;String;StringPool;Array;Stream;Buffer;Extensions;Helpers</PackageTags>
   </PropertyGroup>
 
@@ -39,33 +39,42 @@
 
     <When Condition="'$(TargetFramework)' == 'netstandard2.1'">
 
+      <!-- NETSTANDARD2_1_OR_GREATER: includes both .NET Standard 2.1, .NET Core 3.1 and .NET 6 -->
+      <PropertyGroup>
+        <DefineConstants>NETSTANDARD2_1_OR_GREATER</DefineConstants>
+      </PropertyGroup>
+
       <!-- .NET Standard 2.1 doesn't have the Unsafe type -->
       <ItemGroup>
         <PackageReference Include="System.Runtime.CompilerServices.Unsafe" Version="6.0.0" />
       </ItemGroup>
     </When>
 
-    <When Condition="'$(TargetFramework)' == 'net6.0'">
+    <When Condition="'$(TargetFramework)' == 'netcoreapp3.1'">
 
-      <!-- NETSTANDARD2_1_OR_GREATER: includes both .NET Standard 2.1, .NET Core 3.1 and .NET 6.
-           Additionally, also enable trimming support on .NET 6. -->
+      <!-- NETSTANDARD2_1_OR_GREATER: includes both .NET Standard 2.1, .NET Core 3.1 and .NET 6 -->
       <PropertyGroup>
         <DefineConstants>NETSTANDARD2_1_OR_GREATER</DefineConstants>
-        <EnableTrimAnalyzer>true</EnableTrimAnalyzer>
-        <IsTrimmable>true</IsTrimmable>
       </PropertyGroup>
-    </When>
 
-    <When Condition="'$(TargetFramework)' == 'netcoreapp3.1'">
-      <PropertyGroup>
-        <DefineConstants>NETSTANDARD2_1_OR_GREATER</DefineConstants>
-      </PropertyGroup>
-
       <!-- .NET Core 3.1 has the Unsafe type, but the version it ships with lacks Unsafe.IsNullRef<T> -->
       <ItemGroup>
         <PackageReference Include="System.Runtime.CompilerServices.Unsafe" Version="6.0.0" />
       </ItemGroup>
     </When>
+
+    <When Condition="'$(TargetFramework)' == 'net6.0'">
+
+      <!--
+          NETSTANDARD2_1_OR_GREATER: includes both .NET Standard 2.1, .NET Core 3.1 and .NET 6.
+          Additionally, also enable trimming support on .NET 6.
+      -->
+      <PropertyGroup>
+        <DefineConstants>NETSTANDARD2_1_OR_GREATER</DefineConstants>
+        <EnableTrimAnalyzer>true</EnableTrimAnalyzer>
+        <IsTrimmable>true</IsTrimmable>
+      </PropertyGroup>
+    </When>
   </Choose>
 
 </Project>

CommunityToolkit.Mvvm.SourceGenerators/CommunityToolkit.Mvvm.SourceGenerators.csproj

@@ -1,43 +1,29 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>netstandard2.0</TargetFramework>
     <IsPackable>false</IsPackable>
+    <TargetFramework>netstandard2.0</TargetFramework>
   </PropertyGroup>
 
+  <!-- Sources that are used by Generator logic in the target projects -->
   <ItemGroup>
-    <Compile Remove="EmbeddedResources\INotifyPropertyChanged.cs" />
-    <Compile Remove="EmbeddedResources\NotNullAttribute.cs" />
-    <Compile Remove="EmbeddedResources\NotNullIfNotNullAttribute.cs" />
-    <Compile Remove="EmbeddedResources\ObservableObject.cs" />
-    <Compile Remove="EmbeddedResources\ObservableRecipient.cs" />
-  </ItemGroup>
-
-  <ItemGroup>
-    <EmbeddedResource Include="EmbeddedResources\INotifyPropertyChanged.cs">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </EmbeddedResource>
-    <EmbeddedResource Include="EmbeddedResources\NotNullAttribute.cs">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </EmbeddedResource>
-    <EmbeddedResource Include="EmbeddedResources\NotNullIfNotNullAttribute.cs">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </EmbeddedResource>
-    <EmbeddedResource Include="EmbeddedResources\ObservableObject.cs">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </EmbeddedResource>
-    <EmbeddedResource Include="EmbeddedResources\ObservableRecipient.cs">
+    <Compile Remove="EmbeddedResources\*.cs" />
+    <EmbeddedResource Include="EmbeddedResources\*.cs">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </EmbeddedResource>
   </ItemGroup>
 
+  <!--
+      These files enables tracking Analyzer releases for the rules that ship from this project.
+      See <https://github.com/dotnet/roslyn-analyzers/blob/main/src/Microsoft.CodeAnalysis.Analyzers/ReleaseTrackingAnalyzers.Help.md>
+  -->
   <ItemGroup>
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.0.1" PrivateAssets="all" Pack="false" />
+    <AdditionalFiles Include="AnalyzerReleases.Shipped.md" />
+    <AdditionalFiles Include="AnalyzerReleases.Unshipped.md" />
   </ItemGroup>
 
   <ItemGroup>
-    <AdditionalFiles Include="AnalyzerReleases.Shipped.md" />
-    <AdditionalFiles Include="AnalyzerReleases.Unshipped.md" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.0.1" PrivateAssets="All" Pack="false" />
   </ItemGroup>
 
-</Project>
+</Project>

CommunityToolkit.Mvvm/CommunityToolkit.Mvvm.csproj

@@ -20,6 +20,20 @@
     <PackageTags>MVVM;Toolkit;MVVMToolkit;INotifyPropertyChanged;Observable;IOC;DI;Dependency Injection;Object Messaging;Extensions;Helpers</PackageTags>
   </PropertyGroup>
 
+  <!-- Enable trimming support on .NET 6 -->
+  <PropertyGroup Condition="'$(TargetFramework)' == 'net6.0'">
+    <EnableTrimAnalyzer>true</EnableTrimAnalyzer>
+    <IsTrimmable>true</IsTrimmable>
+  </PropertyGroup>
+
+  <!-- Include the custom .targets file to check the source generator (.NET 6+ is not needed as it guarantees Roslyn 4.x) -->
+  <ItemGroup Label="Package">
+    <None Include="CommunityToolkit.Mvvm.targets" Pack="true" PackagePath="buildTransitive\netstandard2.0" />
+    <None Include="CommunityToolkit.Mvvm.targets" Pack="true" PackagePath="buildTransitive\netstandard2.1" />
+    <None Include="CommunityToolkit.Mvvm.targets" Pack="true" PackagePath="build\netstandard2.0" />
+    <None Include="CommunityToolkit.Mvvm.targets" Pack="true" PackagePath="build\netstandard2.1" />
+  </ItemGroup>
+
   <!-- .NET Standard 2.0 doesn't have the Span<T> and IAsyncEnumerable<T> types -->
   <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
     <PackageReference Include="Microsoft.Bcl.AsyncInterfaces" Version="6.0.0" />
@@ -34,30 +48,20 @@
     <PackageReference Include="System.Runtime.CompilerServices.Unsafe" Version="6.0.0" />
   </ItemGroup>
 
-  <!-- Enable trimming support on .NET 6 -->
-  <PropertyGroup Condition="'$(TargetFramework)' == 'net6.0'">
-    <EnableTrimAnalyzer>true</EnableTrimAnalyzer>
-    <IsTrimmable>true</IsTrimmable>
-  </PropertyGroup>
-
   <!-- Source generator project reference for packing -->
   <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
     <ProjectReference Include="..\CommunityToolkit.Mvvm.SourceGenerators\CommunityToolkit.Mvvm.SourceGenerators.csproj" ReferenceOutputAssembly="false" />
   </ItemGroup>
 
+  <!--
+      Pack the source generator to the right package folder.
+      TODO: Find a way to get the analyzer project's build output path,
+            and include using NuGet Pack's extensibility target points.
+  -->
   <ItemGroup Label="Package">
-
-    <!-- Include the custom .targets file to check the source generator (.NET 6 is not needed as it guarantees Roslyn 4.x) -->
-    <None Include="CommunityToolkit.Mvvm.targets" PackagePath="buildTransitive\netstandard2.0" Pack="true" />
-    <None Include="CommunityToolkit.Mvvm.targets" PackagePath="buildTransitive\netstandard2.1" Pack="true" />
-    <None Include="CommunityToolkit.Mvvm.targets" PackagePath="build\netstandard2.0" Pack="true" />
-    <None Include="CommunityToolkit.Mvvm.targets" PackagePath="build\netstandard2.1" Pack="true" />
-
-    <!-- Pack the source generator to the right package folder -->
     <None Include="..\CommunityToolkit.Mvvm.SourceGenerators\bin\$(Configuration)\netstandard2.0\CommunityToolkit.Mvvm.SourceGenerators.dll"
           PackagePath="analyzers\dotnet\roslyn4.0\cs"
-          Pack="true"
-          Visible="false" />
+          Pack="true" Visible="false" />
   </ItemGroup>
 
 </Project>

CommunityToolkit.Mvvm/CommunityToolkit.Mvvm.targets

@@ -13,20 +13,20 @@
           AfterTargets="ResolvePackageDependenciesForBuild;ResolveNuGetPackageAssets"
           DependsOnTargets="_MVVMToolkitGatherAnalyzers">
 
-    <!-- Use the CSharpCoreTargetsPath property to find the version of the compiler we are using. This is the same mechanism
-         MSBuild uses to find the compiler. We could check the assembly version for any compiler assembly (since they all have
-         the same version) but Microsoft.Build.Tasks.CodeAnalysis.dll is where MSBuild loads the compiler tasks from so if
-         someone is getting creative with msbuild tasks/targets this is the "most correct" assembly to check. -->
-    <GetAssemblyIdentity AssemblyFiles="$([System.IO.Path]::Combine(`$([System.IO.Path]::GetDirectoryName($(CSharpCoreTargetsPath)))`,`Microsoft.Build.Tasks.CodeAnalysis.dll`))">
+    <!--
+        Use the 'CSharpCoreTargetsPath' property to find the version of the compiler we are using. This is the same mechanism
+        MSBuild uses to find the compiler. We could check the assembly version for any compiler assembly (since they all have
+        the same version) but 'Microsoft.Build.Tasks.CodeAnalysis.dll' is where MSBuild loads the compiler tasks from so if
+        someone is getting creative with msbuild tasks/targets this is the "most correct" assembly to check.
+    -->
+    <GetAssemblyIdentity AssemblyFiles="$([System.IO.Path]::Combine('$([System.IO.Path]::GetDirectoryName($(CSharpCoreTargetsPath))'), 'Microsoft.Build.Tasks.CodeAnalysis.dll'))">
       <Output TaskParameter="Assemblies" ItemName="CurrentCompilerAssemblyIdentity"/>
     </GetAssemblyIdentity>
 
     <PropertyGroup>
-
       <!-- Transform the resulting item from GetAssemblyIdentity into a property representing its assembly version -->
       <CurrentCompilerVersion>@(CurrentCompilerAssemblyIdentity->'%(Version)')</CurrentCompilerVersion>
-
-      <!-- The CurrentCompilerVersionIsNotNewEnough property can now be defined based on the Roslyn assembly version -->
+      <!-- The 'CurrentCompilerVersionIsNotNewEnough' property can now be defined based on the Roslyn assembly version -->
       <CurrentCompilerVersionIsNotNewEnough Condition="$([MSBuild]::VersionLessThan($(CurrentCompilerVersion), 4.0))">true</CurrentCompilerVersionIsNotNewEnough>
     </PropertyGroup>
 
@@ -35,12 +35,14 @@
       <Analyzer Remove="@(_MVVMToolkitAnalyzer)"/>
     </ItemGroup>
 
-    <!-- If the source generators are disabled, also emit a warning. This would've been produced by MSBuild itself as well, but
-         emitting this manually lets us customize the message to inform developers as to why exactly the generators have been
-         disabled, and that the rest of the MVVM Toolkit will still keep working as intended, just without additional features. -->
-    <Warning Condition ="'$(CurrentCompilerVersionIsNotNewEnough)' == 'true'" Text="The MVVM Toolkit source generators have been disabled on the current configuration, as they need Roslyn 4.x in order to work. The MVVM Toolkit will work just fine, but features relying on the source generators will not be available."/>  
+    <!--
+        If the source generators are disabled, also emit a warning. This would've been produced by MSBuild itself as well, but
+        emitting this manually lets us customize the message to inform developers as to why exactly the generators have been
+        disabled, and that the rest of the MVVM Toolkit will still keep working as intended, just without additional features.
+    -->
+    <Warning Condition ="'$(CurrentCompilerVersionIsNotNewEnough)' == 'true'" Text="The MVVM Toolkit source generators have been disabled on the current configuration, as they need Roslyn 4.x in order to work. The MVVM Toolkit will work just fine, but features relying on the source generators will not be available."/>
   </Target>
-  
+
   <!-- Remove the analyzer if Roslyn is missing -->
   <Target Name="_MVVMToolkitRemoveAnalyzersForRosynNotFound"
           Condition="'$(CSharpCoreTargetsPath)' == ''"

dotnet Community Toolkit.sln → CommunityToolkit.sln

@@ -30,7 +30,7 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Docs", "Docs", "{88C6FFBE-3
 		CODE_OF_CONDUCT.md = CODE_OF_CONDUCT.md
 		Contributing.md = Contributing.md
 		License.md = License.md
-		README.md = README.md
+		ReadMe.md = ReadMe.md
 		ThirdPartyNotices.txt = ThirdPartyNotices.txt
 	EndProjectSection
 EndProject

Directory.Build.props

@@ -36,7 +36,7 @@
         <!-- Embed source files that are not tracked by the source control manager to the PDB -->
         <EmbedUntrackedSources>true</EmbedUntrackedSources>
         <!-- Include PDB in the built .nupkg -->
-        <AllowedOutputExtensionsInPackageBuildOutputFolder>$(AllowedOutputExtensionsInPackageBuildOutputFolder);.pdb</AllowedOutputExtensionsInPackageBuildOutputFolder>
+        <AllowedOutputExtensionsInPackageBuildOutputFolder>.pdb</AllowedOutputExtensionsInPackageBuildOutputFolder>
       </PropertyGroup>
       <ItemGroup>
         <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.1.1" PrivateAssets="All" />

build/Community.Toolkit.Common.props

@@ -4,7 +4,7 @@
     <Company>.NET Foundation</Company>
     <Authors>Microsoft.Toolkit</Authors>
     <Product>.NET Community Toolkit</Product>
-    <CommonTags>dotnet;Community;Toolkit</CommonTags>
+    <CommonTags>.NET;Community;Toolkit;dotnet</CommonTags>
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
     <PackageRequireLicenseAcceptance>true</PackageRequireLicenseAcceptance>
     <Copyright>(c) .NET Foundation and Contributors. All rights reserved.</Copyright>
@@ -15,13 +15,14 @@
   </PropertyGroup>
 
   <PropertyGroup>
-    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+    <Features>Strict</Features>
+    <Nullable>Enable</Nullable>
     <LangVersion>10.0</LangVersion>
-    <Nullable>enable</Nullable>
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
   </PropertyGroup>
 
   <PropertyGroup>
-    <IsTestProject>$(MSBuildProjectName.Contains('Test'))</IsTestProject>
+    <IsTestProject>$(MSBuildProjectName.EndsWith('Tests'))</IsTestProject>
     <IsCoreProject Condition="$(IsTestProject)">False</IsCoreProject>
     <IsCoreProject Condition="'$(IsCoreProject)' == ''">True</IsCoreProject>
   </PropertyGroup>
@@ -32,4 +33,4 @@
     <ContinuousIntegrationBuild>$(TF_BUILD)</ContinuousIntegrationBuild>
   </PropertyGroup>
 
-</Project>
+</Project>

build/Community.Toolkit.Common.targets

@@ -12,9 +12,9 @@
   </PropertyGroup>
 
   <ItemGroup Condition="$(IsPackable)">
-    <None Include="$(BuildToolsDirectory)nuget.png" Pack="true" PackagePath="\Icon.png" Visible="False" />
-    <None Include="$(RepositoryDirectory)License.md" Pack="true" PackagePath="\" Visible="False" />
-    <None Include="$(RepositoryDirectory)ThirdPartyNotices.txt" Pack="true" PackagePath="\" Visible="False" />
+    <None Pack="true" PackagePath="\" Visible="False" Include="$(BuildToolsDirectory)Icon.png" />
+    <None Pack="true" PackagePath="\" Visible="False" Include="$(RepositoryDirectory)License.md" />
+    <None Pack="true" PackagePath="\" Visible="False" Include="$(RepositoryDirectory)ThirdPartyNotices.txt" />
   </ItemGroup>
 
 </Project>

tests/CommunityToolkit.Common.UnitTests/CommunityToolkit.Common.UnitTests.csproj

@@ -5,13 +5,13 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="MSTest.TestAdapter" Version="2.2.8" />
-    <PackageReference Include="MSTest.TestFramework" Version="2.2.8" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.0.0" />
+    <ProjectReference Include="..\..\CommunityToolkit.Common\CommunityToolkit.Common.csproj" />
   </ItemGroup>
 
   <ItemGroup>
-    <ProjectReference Include="..\..\CommunityToolkit.Common\CommunityToolkit.Common.csproj" />
+    <PackageReference Include="MSTest.TestAdapter" Version="2.2.8" />
+    <PackageReference Include="MSTest.TestFramework" Version="2.2.8" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.0.0" />
   </ItemGroup>
 
-</Project>
+</Project>