Refactored.

RelaxVersioner.Core/Processor.cs

@@ -41,7 +41,7 @@ public sealed class ProcessorContext
 public sealed class Processor
 {
     private readonly Logger logger;
-    private readonly Dictionary<string, WriterBase> writers;
+    private readonly Dictionary<string, SourceCodeWriterBase> writers;
 
     public Processor(Logger logger)
     {
@@ -71,7 +71,7 @@ public override string ToString() =>
 
     private static async Task<Result> WriteVersionSourceFileAsync(
         Logger logger,
-        WriterBase writer,
+        SourceCodeWriterBase sourceCodeWriter,
         ProcessorContext context,
         Branch targetBranch,
         DateTimeOffset generated,
@@ -156,7 +156,7 @@ static string FormatSignature(Signature? sig) => sig is { } s ?
 
         if (!string.IsNullOrWhiteSpace(context.OutputPath))
         {
-            writer.Write(context, keyValues, generated, ruleSet, importSet);
+            sourceCodeWriter.Write(context, keyValues, generated, ruleSet, importSet);
         }
 
         return new Result(

RelaxVersioner.Core/Utilities.cs

@@ -36,12 +36,12 @@ public static string GetDirectoryPath(string path) =>
             var dp => dp,
         };
 
-    public static Dictionary<string, WriterBase> GetWriters()
+    public static Dictionary<string, SourceCodeWriterBase> GetWriters()
     {
         return typeof(Utilities).Assembly.
             GetTypes().
-            Where(type => type.IsSealed && type.IsClass && typeof(WriterBase).IsAssignableFrom(type)).
-            Select(type => (WriterBase)Activator.CreateInstance(type)).
+            Where(type => type.IsSealed && type.IsClass && typeof(SourceCodeWriterBase).IsAssignableFrom(type)).
+            Select(type => (SourceCodeWriterBase)Activator.CreateInstance(type)).
             ToDictionary(writer => writer.Language, StringComparer.InvariantCultureIgnoreCase);
     }
 

RelaxVersioner.Core/Writers/CPlusPlusCLIWriter.cs → RelaxVersioner.Core/Writers/CPlusPlusCliSourceCodeWriter.cs

@@ -11,7 +11,7 @@
 
 namespace RelaxVersioner.Writers;
 
-internal sealed class CPlusPlusCLIWriter : WriterBase
+internal sealed class CPlusPlusCliSourceCodeWriter : SourceCodeWriteProviderBase
 {
     public override string Language => "C++/CLI";
 

RelaxVersioner.Core/Writers/CSharpWriter.cs → RelaxVersioner.Core/Writers/CSharpSourceCodeWriter.cs

@@ -11,7 +11,7 @@
 
 namespace RelaxVersioner.Writers;
 
-internal sealed class CSharpWriter : WriterBase
+internal sealed class CSharpSourceCodeWriter : SourceCodeWriteProviderBase
 {
     public override string Language => "C#";
 

RelaxVersioner.Core/Writers/FSharpWriter.cs → RelaxVersioner.Core/Writers/FSharpSourceCodeWriter.cs

@@ -11,7 +11,7 @@
 
 namespace RelaxVersioner.Writers;
 
-internal sealed class FSharpWriter : WriterBase
+internal sealed class FSharpSourceCodeWriter : SourceCodeWriteProviderBase
 {
     public override string Language => "F#";
 

RelaxVersioner.Core/Writers/WriterBase.cs → RelaxVersioner.Core/Writers/SourceCodeWriteProviderBase.cs

@@ -19,11 +19,9 @@
 
 namespace RelaxVersioner.Writers;
 
-internal abstract class WriterBase
+internal abstract class SourceCodeWriteProviderBase : WriteProviderBase
 {
-    public abstract string Language { get; }
-
-    public void Write(
+    public override void Write(
         ProcessorContext context,
         Dictionary<string, object?> keyValues,
         DateTimeOffset generated,

RelaxVersioner.Core/Writers/VisualBasicWriter.cs → RelaxVersioner.Core/Writers/VisualBasicSourceCodeWriter.cs

@@ -13,7 +13,7 @@
 
 namespace RelaxVersioner.Writers;
 
-internal sealed class VisualBasicWriter : WriterBase
+internal sealed class VisualBasicSourceCodeWriter : SourceCodeWriteProviderBase
 {
     public override string Language => "VB";
 

RelaxVersioner.Core/Writers/WriteProviderBase.cs

@@ -0,0 +1,27 @@
+////////////////////////////////////////////////////////////////////////////////////////
+//
+// RelaxVersioner - Git tag/branch based, full-automatic version generator.
+// Copyright (c) Kouji Matsui (@kozy_kekyo, @[email protected])
+//
+// Licensed under Apache-v2: https://opensource.org/licenses/Apache-2.0
+//
+////////////////////////////////////////////////////////////////////////////////////////
+
+#nullable enable
+
+using System;
+using System.Collections.Generic;
+
+namespace RelaxVersioner.Writers;
+
+internal abstract class WriteProviderBase
+{
+    public abstract string Language { get; }
+
+    public abstract void Write(
+        ProcessorContext context,
+        Dictionary<string, object?> keyValues,
+        DateTimeOffset generated,
+        IEnumerable<Rule> ruleSet,
+        IEnumerable<string> importSet);
+}

RelaxVersioner/Program.cs

@@ -63,6 +63,7 @@ public static async Task<int> Main(string[] args)
 
             if (help || (trails.Count < 1))
             {
+                logger.Error($"RelaxVersioner [{relaxVersionerVersion}] [{ThisAssembly.AssemblyInformationalVersion}]");
                 logger.Error("Usage: rv [options...] <projectDirectory>");
                 options.WriteOptionDescriptions(Console.Error);
                 return 1;