Rename the CommandAttribute to HandlerAttribute #54 (#55)

Author: dotnetKyle

src/DemoApp/Services/IntermediateCaGenerator.cs

@@ -12,7 +12,7 @@ public IntermediateCaGenerator(ISerialNumberProvider serialNumberProvider)
         _serialNumberProvider = serialNumberProvider;
     }
 
-    [Command(name:"intermediate")]
+    [Handler(name:"intermediate")]
     public async Task GenerateCaAsync(
         string commonName,
         string issuerFilePath,

src/DemoApp/Services/RootCaGenerator.cs

@@ -6,7 +6,7 @@ namespace DemoApp.Services;
 
 public class RootCaGenerator
 {
-    [Command("root")]
+    [Handler("root")]
     public static async Task GenerateRootCaAsync(
         [FromServices] ISerialNumberProvider serialNumberProvider,
         string commonName,

src/DemoApp/Services/SSLCertificateGenerator.cs

@@ -13,7 +13,7 @@ public SSLCertificateGenerator(ISerialNumberProvider serialNumberProvider)
         _serialNumberProvider = serialNumberProvider;
     }
 
-    [Command("ssl")]
+    [Handler("ssl")]
     public async Task GenerateSslCertAsync(
         string commonName,
         string issuerFilePath2,

src/HelloWorld/HelloWorldClass.cs

@@ -5,7 +5,7 @@ namespace Hello;
 
 public class HelloWorldClass
 {
-    [Command("hello-world")]
+    [Handler("hello-world")]
     public void Execute(
         string message, 
         string option1 = "opt 1 default value", 

…andLine.Minimal.Core/CommandAttribute.cs …andLine.Minimal.Core/HandlerAttribute.cssrc/System.CommandLine.Minimal.Core/CommandAttribute.cs renamed to src/System.CommandLine.Minimal.Core/HandlerAttribute.cs src/System.CommandLine.Minimal.Core/CommandAttribute.cs renamed to src/System.CommandLine.Minimal.Core/HandlerAttribute.cs

@@ -1,8 +1,8 @@
 namespace System.CommandLine.Minimal;
 
 [AttributeUsage(AttributeTargets.Method)]
-public sealed class CommandAttribute : Attribute
+public sealed class HandlerAttribute : Attribute
 {
     public string Name { get; }
-    public CommandAttribute(string name) => Name = name;
+    public HandlerAttribute(string name) => Name = name;
 }

src/System.CommandLine.Minimal.SourceGenerator/CommandSourceGenerator.cs

@@ -16,7 +16,7 @@ public void Initialize(IncrementalGeneratorInitializationContext context)
         // attributes
         IncrementalValueProvider<ImmutableArray<GeneratingCommandBinder>> bindersProvider = context.SyntaxProvider
             .ForAttributeWithMetadataName(
-                "System.CommandLine.Minimal.CommandAttribute",
+                "System.CommandLine.Minimal.HandlerAttribute",
                 predicate: MethodDeclPredicate,
                 transform: GeneratorBindingsProvider.Transform
             ).Collect();

src/System.CommandLine.Minimal.SourceGenerator/GeneratorBindingsProvider.cs

@@ -21,9 +21,9 @@ public static GeneratingCommandBinder Transform(GeneratorAttributeSyntaxContext
         if (ctx.TargetSymbol is not IMethodSymbol methodSymbol)
             return null!;
 
-        AttributeData? commandAttribute = ctx.Attributes.FirstOrDefault(a => a.AttributeClass is not null 
-            && a.AttributeClass.ToDisplayString(SymbolDisplayFormat.FullyQualifiedFormat) == "global::System.CommandLine.Minimal.CommandAttribute");
-        string? commandName = commandAttribute?.ConstructorArguments.FirstOrDefault().Value as string;
+        AttributeData? handlerAttribute = ctx.Attributes.FirstOrDefault(a => a.AttributeClass is not null 
+            && a.AttributeClass.ToDisplayString(SymbolDisplayFormat.FullyQualifiedFormat) == "global::System.CommandLine.Minimal.HandlerAttribute");
+        string? commandName = handlerAttribute?.ConstructorArguments.FirstOrDefault().Value as string;
 
         string classNamespace = methodSymbol.ContainingNamespace.ToDisplayString(SymbolDisplayFormat.FullyQualifiedFormat);
         string className = methodSymbol.ContainingType.Name;