update to Roslyn 4.4.0

Author: pwelter34

.github/dependabot.yml

@@ -15,6 +15,8 @@ updates:
       time: "02:00"
       timezone: "America/Chicago"
     open-pull-requests-limit: 10
+    ignore:
+      - dependency-name: "Microsoft.CodeAnalysis.CSharp"
     groups:
       Azure:
         patterns:

AssemblyMetadata.Generators.sln

@@ -1,13 +1,14 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio Version 17
+# 17
 VisualStudioVersion = 17.0.31903.59
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "AssemblyMetadata.Generators", "src\AssemblyMetadata.Generators\AssemblyMetadata.Generators.csproj", "{57C67863-03B3-4E43-8881-7B19A5657FE0}"
 EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Build", "Build", "{1BA030F4-6549-4F95-ACEA-80E992C519BD}"
 	ProjectSection(SolutionItems) = preProject
 		coverlet.runsettings = coverlet.runsettings
+		.github\dependabot.yml = .github\dependabot.yml
 		src\Directory.Build.props = src\Directory.Build.props
 		.github\workflows\dotnet.yml = .github\workflows\dotnet.yml
 		README.md = README.md

src/AssemblyMetadata.Generators/AssemblyMetadata.Generators.csproj

@@ -2,22 +2,24 @@
 
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
-    
-    <IsPackable>true</IsPackable>    
+
+    <IsPackable>true</IsPackable>
     <IsRoslynComponent>true</IsRoslynComponent>
-    
+
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
     <IncludeBuildOutput>false</IncludeBuildOutput>
     <NoPackageAnalysis>true</NoPackageAnalysis>
     <DevelopmentDependency>true</DevelopmentDependency>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.3.1" PrivateAssets="all" />
+    <!-- https://learn.microsoft.com/en-us/visualstudio/extensibility/roslyn-version-support -->
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="[4.4.0]" PrivateAssets="all" />
   </ItemGroup>
-  
+
   <ItemGroup>
-    <None Include="$(OutputPath)\AssemblyMetadata.Generators.dll" PackagePath="analyzers/dotnet/roslyn4.3/cs" Pack="true" Visible="false" />
+    <None Include="$(OutputPath)\$(AssemblyName).dll" PackagePath="analyzers/dotnet/roslyn4.4/cs" Pack="true" Visible="false" />
+    <None Include="$(AssemblyName).targets" PackagePath="build" Pack="true" Visible="false" />
   </ItemGroup>
-  
+
 </Project>

src/AssemblyMetadata.Generators/AssemblyMetadata.Generators.targets

@@ -0,0 +1,5 @@
+<Project>
+  <ItemGroup>
+    <CompilerVisibleProperty Include="ThisAssemblyNamespace" />
+  </ItemGroup>
+</Project>

src/AssemblyMetadata.Generators/AssemblyMetadataGenerator.cs

@@ -1,3 +1,4 @@
+using System.Collections.Immutable;
 using System.Reflection;
 using System.Resources;
 using System.Runtime.Versioning;
@@ -36,6 +37,7 @@ public class AssemblyMetadataGenerator : IIncrementalGenerator
 
     public void Initialize(IncrementalGeneratorInitializationContext context)
     {
+
         var provider = context.SyntaxProvider
             .ForAttributeWithMetadataName(
                 fullyQualifiedMetadataName: "System.Reflection.AssemblyVersionAttribute",
@@ -50,11 +52,23 @@ public void Initialize(IncrementalGeneratorInitializationContext context)
 
         context.RegisterSourceOutput(diagnostics, ReportDiagnostic);
 
-        IncrementalValuesProvider<EquatableArray<AssemblyConstant>> constants = provider
+        var constants = provider
             .Select(static (item, _) => item.Constants)
             .Where(static item => item.Count > 0);
 
-        context.RegisterSourceOutput(constants, GenerateOutput);
+        var assemblyName = context.CompilationProvider
+            .Select(static (c, _) => c.AssemblyName);
+
+        var thisNamespace = context.AnalyzerConfigOptionsProvider
+            .Select(static (c, _) =>
+            {
+                c.GlobalOptions.TryGetValue("build_property.ThisAssemblyNamespace", out var methodName);
+                return methodName;
+            });
+
+        var options = assemblyName.Combine(thisNamespace);
+
+        context.RegisterSourceOutput(constants.Combine(options), GenerateOutput);
     }
 
     private static bool SyntacticPredicate(SyntaxNode syntaxNode, CancellationToken cancellationToken)
@@ -122,9 +136,9 @@ private static void ReportDiagnostic(SourceProductionContext context, EquatableA
             context.ReportDiagnostic(diagnostic);
     }
 
-    private void GenerateOutput(SourceProductionContext context, EquatableArray<AssemblyConstant> constants)
+    private void GenerateOutput(SourceProductionContext context, (EquatableArray<AssemblyConstant> constants, (string? assemblyName, string? thisNamespace) options) parameters)
     {
-        var source = AssemblyMetadataWriter.Generate(constants);
+        var source = AssemblyMetadataWriter.Generate(parameters.constants, parameters.options.assemblyName, parameters.options.thisNamespace);
 
         context.AddSource("AssemblyMetadata.g.cs", source);
     }

src/AssemblyMetadata.Generators/AssemblyMetadataWriter.cs

@@ -11,7 +11,7 @@ public static class AssemblyMetadataWriter
         return attribute?.InformationalVersion ?? "1.0.0.0";
     });
 
-    public static string Generate(EquatableArray<AssemblyConstant> constants)
+    public static string Generate(EquatableArray<AssemblyConstant> constants, string? assemblyName = null, string? thisNamespace = null)
     {
         if (constants == null)
             throw new ArgumentNullException(nameof(constants));
@@ -21,6 +21,15 @@ public static string Generate(EquatableArray<AssemblyConstant> constants)
             .AppendLine("// <auto-generated />")
             .AppendLine();
 
+        if (!string.IsNullOrEmpty(thisNamespace))
+        {
+            codeBuilder
+                .Append("namespace ")
+                .AppendLine(thisNamespace!)
+                .AppendLine("{")
+                .IncrementIndent();
+        }
+
         codeBuilder
             .AppendLine("/// <summary>")
             .AppendLine("/// Assembly attributes exposed as public constants")
@@ -41,6 +50,15 @@ public static string Generate(EquatableArray<AssemblyConstant> constants)
             .IncrementIndent()
             .AppendLine();
 
+        if (!string.IsNullOrEmpty(assemblyName))
+        {
+            codeBuilder
+                .Append("public const string AssemblyName = \"")
+                .Append(assemblyName)
+                .AppendLine("\";")
+                .AppendLine();
+        }
+
         foreach (var constant in constants)
         {
             var name = SafeName(constant.Name);
@@ -58,6 +76,13 @@ public static string Generate(EquatableArray<AssemblyConstant> constants)
             .DecrementIndent()
             .AppendLine("}"); // class
 
+        if (!string.IsNullOrEmpty(thisNamespace))
+        {
+            codeBuilder
+                .DecrementIndent()
+                .AppendLine("}"); // namespace
+        }
+
         return codeBuilder.ToString();
     }
 

test/AssemblyMetadata.Generators.Tests/AssemblyMetadata.Generators.Tests.csproj

@@ -32,7 +32,7 @@
   <PropertyGroup>
     <MinVerTagPrefix>v</MinVerTagPrefix>
   </PropertyGroup>
-  
+
   <ItemGroup>
     <PackageReference Include="coverlet.collector" Version="6.0.2">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
@@ -43,7 +43,7 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.9.2" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="[4.4.0]" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
     <PackageReference Include="MinVer" Version="5.0.0" PrivateAssets="All" />
     <PackageReference Include="Verify.Xunit" Version="25.3.0" />

test/AssemblyMetadata.Generators.Tests/Snapshots/GeneratorTests.GenerateAssemblyMetadataGeneratorsTests.verified.txt

@@ -8,6 +8,8 @@
 internal static partial class ThisAssembly
 {
 
+    public const string AssemblyName = "Test.Generator";
+
     public const string HardKey = "HardValue";
 
     public const string VerifyTargetFrameworks = "";

test/AssemblyMetadata.Generators.Tests/Snapshots/GeneratorTests.GenerateMicrosoftCSharp.verified.txt

@@ -8,6 +8,8 @@
 internal static partial class ThisAssembly
 {
 
+    public const string AssemblyName = "Test.Generator";
+
     public const string TargetFramework = ".NETCoreApp,Version=v8.0";
 
     public const string Serviceable = "True";