ITupleNode signature change

Test/AST/Test.Myc.Ast.Compiler.Macros.pas

@@ -119,7 +119,8 @@ begin
     if Node.Kind = akBlockExpression then
     begin
         block := Node.AsBlockExpression;
-        for child in block.Expressions.ToArray do
+        // Updated: Use Elements instead of ToArray
+        for child in block.Expressions.Elements do
         begin
             Result := FindFirstVarName(child);
             if Result <> '' then