cleanup

src/Akka.Analyzers/Utility/AkkaDiagnosticAnalyzer.cs

@@ -4,9 +4,22 @@
 //  </copyright>
 // -----------------------------------------------------------------------
 
+using System.Collections.Immutable;
+using Microsoft.CodeAnalysis;
+using Microsoft.CodeAnalysis.Diagnostics;
+
 namespace Akka.Analyzers;
 
-public class AkkaDiagnosticAnalyzer
+/// <summary>
+/// Base class for all Akka.NET diagnostic analyzers.
+/// </summary>
+public abstract class AkkaDiagnosticAnalyzer(params DiagnosticDescriptor[] descriptors) : DiagnosticAnalyzer
 {
+    /// <inheritdoc/>
+    public override ImmutableArray<DiagnosticDescriptor> SupportedDiagnostics { get; } = descriptors.ToImmutableArray();
+
 
+    public abstract void AnalyzeCompilation(
+        CompilationStartAnalysisContext context,
+        AkkaContext akkaContext);
 }

src/Akka.Analyzers/Utility/IAkkaContext.cs

@@ -11,40 +11,27 @@ namespace Akka.Analyzers;
 /// <summary>
 /// Provides information about the Akka.NET context (i.e. which libraries, which versions) in which the analyzer is running.
 /// </summary>
-public interface IAkkaContext
+public class AkkaContext
 {
+    /// <summary>
+    /// Initializes a new instance of the <see cref="AkkaContext"/> class.
+    /// </summary>
+    /// <param name="compilation">The Roslyn compilation object used to look up types and
+    /// inspect references</param>
+    public AkkaContext(Compilation compilation)
+    {
+        AkkaCore = AkkaCoreContext.Get(compilation);   
+    }
+
+    private AkkaContext(){}
+
     /// <summary>
     /// Data about the core Akka.NET library.
     /// </summary>
-    IAkkaCoreContext? AkkaCore { get; }
+    public IAkkaCoreContext? AkkaCore { get; private set; }
 
     /// <summary>
     /// Does the current compilation context even have Akka.NET installed?
     /// </summary>
-    public bool HasAkkaInstalled { get; }
-}
-
-public class AkkaContext : IAkkaContext
-{
-    private AkkaContext(){}
-
-    public IAkkaCoreContext? AkkaCore { get; private set; }
     public bool HasAkkaInstalled  => AkkaCore is not null;
-
-    public static AkkaContext? Get(
-        Compilation compilation,
-        Version? versionOverride = null)
-    {
-        // assert that compilation is not null
-        Guard.AssertIsNotNull(compilation);
-
-        var akkaCoreContext = AkkaCoreContext.Get(compilation, versionOverride);
-        if (akkaCoreContext is null)
-            return null;
-
-        return new AkkaContext
-        {
-            AkkaCore = AkkaCoreContext.Get(compilation, versionOverride)
-        };
-    }
 }