Extract some generator logic into the driver.

src/Generator/Driver.cs

@@ -70,8 +70,34 @@ namespace Cxxi
 
             Console.WriteLine("Generating wrapper code...");
 
-            var gen = new Generator(options, library, transform, typeDatabase);
-            gen.Generate();
+            Generator generator = null;
+
+            switch (Options.GeneratorKind)
+            {
+                case LanguageGeneratorKind.CSharp:
+                    generator = new CSharpGenerator(this);
+                    break;
+                case LanguageGeneratorKind.CPlusPlusCLI:
+                default:
+                    generator = new CLIGenerator(this);
+                    break;
+            }
+
+            if (!Directory.Exists(Options.OutputDir))
+                Directory.CreateDirectory(Options.OutputDir);
+
+            // Process everything in the global namespace for now.
+            foreach (var unit in Library.TranslationUnits)
+            {
+                if (unit.ExplicityIgnored || !unit.HasDeclarations)
+                    continue;
+
+                if (unit.IsSystemHeader)
+                    continue;
+
+                // Generate the target code.
+                generator.Generate(unit);
+            }
         }
     }
 

src/Generator/Generators/Generator.cs

@@ -1,6 +1,4 @@
-using Cxxi.Generators.CLI;
-using Cxxi.Types;
-using System.IO;
+using Cxxi.Types;
 
 namespace Cxxi.Generators
 {
@@ -10,86 +8,20 @@ namespace Cxxi.Generators
         CSharp
     }
 
-    public interface ILanguageGenerator
+    public interface IGenerator
     {
-        DriverOptions Options { get; set; }
-        Library Library { get; set; }
-        ILibrary Transform { get; set; }
-        ITypeMapDatabase TypeMapDatabase { get; set; }
-        Generator Generator { get; set; }
-
         bool Generate(TranslationUnit unit);
     }
 
-    public partial class Generator
-    {
-        public DriverOptions Options;
-        public Library Library;
-        public ILibrary LibraryTransform;
-        public ITypeMapDatabase TypeMapDatabase;
-
-        public Generator(DriverOptions options, Library library, ILibrary libraryTransform,
-            ITypeMapDatabase typeMapDatabase)
-        {
-            this.Options = options;
-            this.Library = library;
-            this.LibraryTransform = libraryTransform;
-            this.TypeMapDatabase = typeMapDatabase;
-        }
-
-        public void Generate()
-        {
-            var generator = CreateLanguageGenerator(Options.Template);
-
-            if (!Directory.Exists(Options.OutputDir))
-                Directory.CreateDirectory(Options.OutputDir);
-
-            // Process everything in the global namespace for now.
-            foreach (var module in Library.TranslationUnits)
-            {
-                if (module.ExplicityIgnored || !module.HasDeclarations)
-                    continue;
-
-                if (module.IsSystemHeader)
-                    continue;
-
-                // Generate the target code.
-                generator.Generate(module);
-            }
-        }
-
-        ILanguageGenerator CreateLanguageGenerator(LanguageGeneratorKind kind)
+    public abstract class Generator : IGenerator
     {
-            ILanguageGenerator generator = null;
+        public Driver Driver { get; private set; }
 
-            switch (kind)
+        protected Generator(Driver driver)
         {
-                case LanguageGeneratorKind.CPlusPlusCLI:
-                    generator = new CLIGenerator(this);
-                    break;
-                case LanguageGeneratorKind.CSharp:
-                    //generator = new CSharpGenerator();
-                    break;
+            Driver = driver;
         }
 
-            generator.Options = Options;
-            generator.Library = Library;
-            generator.Transform = LibraryTransform;
-            generator.TypeMapDatabase = TypeMapDatabase;
-
-            return generator;
-        }
-
-        ILanguageGenerator CreateLanguageGenerator(string kind)
-        {
-            switch (kind)
-            {
-                default:
-                case "cli":
-                    return CreateLanguageGenerator(LanguageGeneratorKind.CPlusPlusCLI);
-                case "cs":
-                    return CreateLanguageGenerator(LanguageGeneratorKind.CSharp);
-            }
-        }
+        public abstract bool Generate(TranslationUnit unit);
     }
 }