Refactor namespace constants into Content class

Moved namespace-related constants from multiple files into the `Content` class for better centralization and consistency. Updated references across the project to use the newly centralized constants, simplifying maintainability. Added `InternalsVisibleTo` in the project file to support unit tests.

Author: arturcic

new-cli/GitVersion.Cli.Generator.Tests/SystemCommandlineGeneratorTests.cs

@@ -11,10 +11,10 @@ public class SystemCommandlineGeneratorTests
 {
     /*language=cs*/
     private const string TestCommandSourceCode =
-"""
-using GitVersion.Infrastructure;
+$$"""
+using {{Content.DependencyInjectionNamespaceName}};
 
-namespace GitVersion.Commands;
+namespace {{Content.CommandNamespaceName}};
 
 public record TestCommandSettings
 {
@@ -53,9 +53,9 @@ public Task<int> InvokeAsync(TestCommandSettings settings, CancellationToken can
 using System.CommandLine;
 using System.CommandLine.Binding;
 
-using GitVersion.Commands;
+using {{Content.CommandNamespaceName}};
 
-namespace GitVersion.Generated;
+namespace {{Content.GeneratedNamespaceName}};
 
 public class TestCommandImpl : Command, ICommandImpl
 {
@@ -94,11 +94,11 @@ Task<int> Run(ParseResult parseResult, CancellationToken cancellationToken)
 $$"""
 {{Content.GeneratedHeader}}
 using System.CommandLine;
-using GitVersion.Infrastructure;
-using GitVersion.Commands;
-using GitVersion;
+using {{Content.DependencyInjectionNamespaceName}};
+using {{Content.CommandNamespaceName}};
+using {{Content.InfraNamespaceName}};
 
-namespace GitVersion.Generated;
+namespace {{Content.GeneratedNamespaceName}};
 
 public class CommandsModule : IGitVersionModule
 {
@@ -117,8 +117,8 @@ public void RegisterTypes(IContainerRegistrar services)
 {{Content.GeneratedHeader}}
 using System.CommandLine;
 
-using GitVersion;
-namespace GitVersion.Generated;
+using {{Content.InfraNamespaceName}};
+namespace {{Content.GeneratedNamespaceName}};
 
 public class RootCommandImpl : RootCommand
 {

new-cli/GitVersion.Cli.Generator/CommandBaseGenerator.cs

@@ -4,11 +4,10 @@ namespace GitVersion;
 
 public abstract class CommandBaseGenerator : IIncrementalGenerator
 {
-    private const string InfraNamespaceName = "GitVersion";
-    private const string CommandInterfaceFullName = $"{InfraNamespaceName}.ICommand<T>";
-    private const string CommandAttributeFullName = $"{InfraNamespaceName}.CommandAttribute";
-    private const string CommandAttributeGenericFullName = $"{InfraNamespaceName}.CommandAttribute<T>";
-    private const string OptionAttributeFullName = $"{InfraNamespaceName}.OptionAttribute";
+    private const string CommandInterfaceFullName = $"{Content.InfraNamespaceName}.ICommand<T>";
+    private const string CommandAttributeFullName = $"{Content.InfraNamespaceName}.CommandAttribute";
+    private const string CommandAttributeGenericFullName = $"{Content.InfraNamespaceName}.CommandAttribute<T>";
+    private const string OptionAttributeFullName = $"{Content.InfraNamespaceName}.OptionAttribute";
 
     public void Initialize(IncrementalGeneratorInitializationContext context)
     {

new-cli/GitVersion.Cli.Generator/Content.cs

@@ -2,8 +2,13 @@ namespace GitVersion;
 
 public static class Content
 {
+    internal const string GeneratedNamespaceName = "GitVersion.Generated";
+    internal const string InfraNamespaceName = "GitVersion";
+    internal const string DependencyInjectionNamespaceName = "GitVersion.Infrastructure";
+    internal const string CommandNamespaceName = "GitVersion.Commands";
+
     /*language=cs*/
-    public const string GeneratedHeader = """
+    internal const string GeneratedHeader = """
 //------------------------------------------------------------------------------
 // <auto-generated>
 //     This code was generated by a tool.

new-cli/GitVersion.Cli.Generator/GitVersion.Cli.Generator.csproj

@@ -15,4 +15,8 @@
         <PackageReference Include="Scriban" IncludeAssets="Build" />
         <PackageReference Include="System.Text.Json" />
     </ItemGroup>
+
+    <ItemGroup>
+        <InternalsVisibleTo Include="GitVersion.Cli.Generator.Tests" />
+    </ItemGroup>
 </Project>

new-cli/GitVersion.Cli.Generator/SystemCommandlineGenerator.cs

@@ -3,11 +3,6 @@ namespace GitVersion;
 [Generator(LanguageNames.CSharp)]
 public class SystemCommandlineGenerator : CommandBaseGenerator
 {
-    private const string GeneratedNamespaceName = "GitVersion.Generated";
-    private const string InfraNamespaceName = "GitVersion";
-    private const string DependencyInjectionNamespaceName = "GitVersion.Infrastructure";
-    private const string CommandNamespaceName = "GitVersion.Commands";
-
     internal override void GenerateSourceCode(SourceProductionContext context, ImmutableArray<CommandInfo?> commandInfos)
     {
         foreach (var commandInfo in commandInfos)
@@ -20,7 +15,7 @@ internal override void GenerateSourceCode(SourceProductionContext context, Immut
             var commandHandlerSource = commandHandlerTemplate.Render(new
             {
                 Model = commandInfo,
-                Namespace = GeneratedNamespaceName
+                Namespace = Content.GeneratedNamespaceName
             }, member => member.Name);
 
             context.AddSource($"{commandInfo.CommandTypeName}Impl.g.cs", string.Join("\n", commandHandlerSource));
@@ -30,18 +25,17 @@ internal override void GenerateSourceCode(SourceProductionContext context, Immut
         var commandHandlersModuleSource = commandHandlersModuleTemplate.Render(new
         {
             Model = commandInfos,
-            Namespace = GeneratedNamespaceName,
-            InfraNamespaceName,
-            DependencyInjectionNamespaceName,
-            CommandNamespaceName
+            Namespace = Content.GeneratedNamespaceName,
+            Content.InfraNamespaceName,
+            Content.DependencyInjectionNamespaceName,
+            Content.CommandNamespaceName
         }, member => member.Name);
         context.AddSource("CommandsModule.g.cs", string.Join("\n", commandHandlersModuleSource));
 
         var rootCommandHandlerTemplate = Template.Parse(Content.RootCommandImplContent);
         var rootCommandHandlerSource = rootCommandHandlerTemplate.Render(new
         {
-            Namespace = GeneratedNamespaceName,
-            InfraNamespaceName
+            Namespace = Content.GeneratedNamespaceName, Content.InfraNamespaceName
         }, member => member.Name);
         context.AddSource("RootCommandImpl.g.cs", string.Join("\n", rootCommandHandlerSource));
     }