fix: Check for Control Base Type Since IControl Interface is Removed (#100)

* Check for Control base type since IControl interface is removed
* Apply base type check fix to name resolver too.

Author: notanaverageman

src/Avalonia.NameGenerator/Generator/ResolverExtensions.cs

@@ -0,0 +1,33 @@
+using System.Linq;
+using XamlX.TypeSystem;
+
+namespace Avalonia.NameGenerator.Generator;
+
+internal static class ResolverExtensions
+{
+	public static bool IsAvaloniaControl(this IXamlType clrType)
+	{
+		return clrType.HasControlBaseType() || clrType.HasIControlInterface();
+	}
+
+	private static bool HasControlBaseType(this IXamlType clrType)
+	{
+		// Check for the base type since IControl interface is removed.
+		// https://github.com/AvaloniaUI/Avalonia/pull/9553
+		if (clrType.FullName == "Avalonia.Controls.Control")
+			return true;
+
+		if (clrType.BaseType != null)
+			return IsAvaloniaControl(clrType.BaseType);
+
+		return false;
+	}
+
+	private static bool HasIControlInterface(this IXamlType clrType)
+	{
+		return clrType
+			.Interfaces
+			.Any(abstraction => abstraction.IsInterface &&
+			                    abstraction.FullName == "Avalonia.Controls.IControl");
+	}
+}

src/Avalonia.NameGenerator/Generator/XamlXNameResolver.cs

@@ -31,12 +31,8 @@ IXamlAstNode IXamlAstVisitor.Visit(IXamlAstNode node)
             return node;
 
         var clrType = objectNode.Type.GetClrType();
-        var isAvaloniaControl = clrType
-            .Interfaces
-            .Any(abstraction => abstraction.IsInterface &&
-                                abstraction.FullName == "Avalonia.Controls.IControl");
 
-        if (!isAvaloniaControl)
+        if (!clrType.IsAvaloniaControl())
             return node;
 
         foreach (var child in objectNode.Children)

src/Avalonia.NameGenerator/Generator/XamlXViewResolver.cs

@@ -6,6 +6,7 @@
 using XamlX;
 using XamlX.Ast;
 using XamlX.Parsers;
+using XamlX.TypeSystem;
 
 namespace Avalonia.NameGenerator.Generator;
 
@@ -55,19 +56,15 @@ public ResolvedView ResolveView(string xaml)
             return null;
         }
     }
-
+    
     IXamlAstNode IXamlAstVisitor.Visit(IXamlAstNode node)
     {
         if (node is not XamlAstObjectNode objectNode)
             return node;
 
         var clrType = objectNode.Type.GetClrType();
-        var isAvaloniaControl = clrType
-            .Interfaces
-            .Any(abstraction => abstraction.IsInterface &&
-                                abstraction.FullName == "Avalonia.Controls.IControl");
 
-        if (!isAvaloniaControl)
+        if (!clrType.IsAvaloniaControl())
             return node;
 
         foreach (var child in objectNode.Children)
@@ -102,4 +99,4 @@ IXamlAstNode IXamlAstVisitor.Visit(IXamlAstNode node)
     void IXamlAstVisitor.Push(IXamlAstNode node) { }
 
     void IXamlAstVisitor.Pop() { }
-}
+}