예제 #1
0
        public static void Go()
        {
            var partials = Context.Instance.Partials;
            var first    = partials.First();

            Context.Instance.Namespace = first.Symbol.ContainingNamespace.FullName();
            Context.Instance.Type      = first.Symbol;
            TypeProcessor.ClearUsedTypes();
            var mynamespace = Context.Instance.Type.ContainingNamespace.FullName().RemoveFromEndOfString(".Namespace");

            // + "." + TypeState.Instance.TypeName;
            Console.WriteLine("Writing out type: " + Context.Instance.Namespace + "." + Context.Instance.TypeName);
            if ((Context.Instance.Namespace + "." + Context.Instance.TypeName) ==
                "Mono.Security.X509.Namespace.X509Chain")
            {
            }

            var myUsingDirective     = SyntaxFactory.UsingDirective(SyntaxFactory.ParseName(mynamespace));
            var SystemUsingDirective = SyntaxFactory.UsingDirective(SyntaxFactory.ParseName("System"));
            // Required as certain functions like boxing are in this namespace
            var namespaces      = first.Syntax.Parent.DescendantNodes().OfType <UsingDirectiveSyntax>().ToArray();
            var usingStatements = first.Syntax.Parent.DescendantNodes().OfType <UsingStatementSyntax>().ToArray();

            Context.Instance.UsingDeclarations = namespaces
                                                 .Union(new[]
            {
                myUsingDirective, SystemUsingDirective
            }).ToArray();

            var objectType =
                TypeProcessor.GetSemanticModel(partials.First().Syntax)
                .Compilation.GetTypeByMetadataName("System.Object");

            using (var writer = new OutputWriter(Context.Instance.Namespace, Context.Instance.TypeName))
            {
                var bases = partials
                            .Select(o => o.Syntax.BaseList)
                            .Where(o => o != null)
                            .SelectMany(o => o.Types)
                            .Select(o => TypeProcessor.GetTypeInfo(o.Type).ConvertedType)
                            .Distinct()
                            .ToList();

                //                var interfaces = bases.Where(o => o.TypeKind == TypeKind.Interface).ToList();

                if (!bases.Any((j => j.TypeKind != TypeKind.Interface)) &&
                    !(first.Symbol.TypeKind == TypeKind.Interface || first.Symbol.TypeKind == TypeKind.Struct))
                {
                    //TODO: fix structs using mixins / alias this
                    bases.Add(objectType);
                }

                //                    WriteStandardIncludes.Go(writer);

                //                    writer.WriteLine(String.Format("#include \"{0}\"", TypeState.Instance.TypeName + ".h"));

                WriteBcl.Go(writer);

                //TypeState.Instance.DerivesFromObject = bases.Count == interfaces.Count;

                var @namespace = first.Symbol.ContainingNamespace.FullName();

                //Module name = namespace + "." + typename;

                WriteStandardIncludes.Go(writer);

                //                    var namespaces = @namespace.Split(new string[] { "." }, StringSplitOptions.None);
                //
                //                    if (@namespace.Length > 0)
                //                    {
                //                        foreach (var ns in namespaces)
                //                        {
                //                            writer.WriteLine("namespace " + ns + "\r\n{");
                //                            writer.WriteLine("namespace " + ns + "\r\n{");
                //                        }
                //
                //                    }

                //TODO: Fix enum support
                if (first.Syntax is EnumDeclarationSyntax)
                {
                    WriteEnum.Go(writer,
                                 Context.Instance.Partials.Select(o => o.Syntax)
                                 .Cast <EnumDeclarationSyntax>()
                                 .SelectMany(o => o.Members)
                                 .Where(o => !Program.DoNotWrite.ContainsKey(o)));

                    return;
                }

                Context.Instance.AllMembers =
                    partials.Select(o => o.Syntax)
                    .Cast <TypeDeclarationSyntax>()
                    .SelectMany(o => o.Members)
                    .Where(o => !Program.DoNotWrite.ContainsKey(o))
                    .ToList();

                var allMembersToWrite = Context.Instance.AllMembers
                                        .Where(member => !(member is TypeDeclarationSyntax) &&
                                               !(member is EnumDeclarationSyntax) &&
                                               !(member is DelegateDeclarationSyntax) &&
                                               !(member is ConstructorDeclarationSyntax))
                                        .ToList();

                var instanceCtors = Context.Instance.AllMembers.OfType <ConstructorDeclarationSyntax>()
                                    .Where(o => !o.Modifiers.Any(SyntaxKind.StaticKeyword))
                                    .ToList();

                var staticCtors = Context.Instance.AllMembers.OfType <ConstructorDeclarationSyntax>()
                                  .Where(o => (o.Modifiers.Any(SyntaxKind.StaticKeyword)))
                                  .ToList();

                //TODO: Add support for overloading constructing
                //                    if (instanceCtors.Count > 1)
                //                        throw new Exception(
                //                            "Overloaded constructors are not supported.  Consider changing all but one to static Create methods " +
                //                            Utility.Descriptor(first.Syntax));

                //                    var ctorOpt = instanceCtors.SingleOrDefault();
                //TODO: Handle interfaces by

                /*
                 * class Interface
                 * {
                 *  public:
                 *      virtual ~Interface() { }
                 *      virtual void test() = 0; // Functions, must all be virtual
                 * }
                 */

                var membersToWrite = allMembersToWrite.ToList();
                //.Where(o => IsStatic(o) == staticMembers).ToList();

                //                    if (membersToWrite.Count == 0 && (partials.Any(o => o.Syntax.Modifiers.Any(SyntaxKind.StaticKeyword))))
                //                        continue;

                //                    if (staticMembers)
                //                        writer.Write("object ");
                //                    else if (first.Syntax.Kind == SyntaxKind.InterfaceDeclaration)
                //                        writer.Write("trait ");
                //                    else
                //                    {
                //                        if (partials.Any(o => o.Syntax.Modifiers.Any(SyntaxKind.AbstractKeyword)))
                //                            writer.Write("abstract ");

                //                    }

                // writer.Write(TypeState.Instance.TypeName);

                if (first.Syntax is TypeDeclarationSyntax)
                {
                    //Look for generic arguments
                    var genericArgs = partials
                                      .Select(o => o.Syntax)
                                      .Cast <TypeDeclarationSyntax>()
                                      .Where(o => o.TypeParameterList != null)
                                      .SelectMany(o => o.TypeParameterList.Parameters)
                                      .ToList();

                    if (Context.Instance.Type.TypeKind == TypeKind.Class)
                    {
                        writer.Write("class ");
                    }
                    else if (Context.Instance.Type.TypeKind == TypeKind.Interface)
                    {
                        writer.Write("interface ");
                    }
                    else if (Context.Instance.Type.TypeKind == TypeKind.Struct)
                    {
                        writer.Write("struct ");
                        //						writer.Write (" class "); // Allows inheritance ... but too many issues, will look at this when it gets relevant
                    }
                    else
                    {
                        throw new Exception("don't know how to write type: " + Context.Instance.Type.TypeKind);
                    }
                    //writer.Write (((TypeState.Instance.Type.TypeKind== TypeKind.Interface)?" interface ": ) );

                    writer.Write(Context.Instance.TypeName);

                    if (genericArgs.Count > 0)
                    {
                        writer.Write("( ");
                        writer.Write(string.Join(" , ", genericArgs.Select(o => o)));
                        writer.Write(" )");
                    }

                    bool firstBase = true;

                    if (Context.Instance.Type.TypeKind != TypeKind.Struct)
                    {
                        foreach (var baseType in bases.OrderBy(o => o.TypeKind == TypeKind.Interface ? 1 : 0))
                        {
                            writer.Write(firstBase ? " : " : " ,");

                            writer.Write(TypeProcessor.ConvertType(baseType));

                            //                            if (firstBase && ctorOpt != null && ctorOpt.Initializer != null &&
                            //                                ctorOpt.Initializer.ArgumentList.Arguments.Count > 0)
                            //                            {
                            //                                writer.Write("(");
                            //                                bool firstArg = true;
                            //                                foreach (var init in ctorOpt.Initializer.ArgumentList.Arguments)
                            //                                {
                            //                                    if (firstArg)
                            //                                        firstArg = false;
                            //                                    else
                            //                                        writer.Write(", ");
                            //
                            //                                    Core.Write(writer, init.Expression);
                            //                                }
                            //                                writer.Write(")");
                            //                            }

                            firstBase = false;
                        }
                    }
                }

                writer.WriteLine();

                writer.OpenBrace();

                var fields    = membersToWrite.OfType <FieldDeclarationSyntax>().ToList();
                var nonFields = membersToWrite.Except(fields); // also static fields should be separately dealt with

                var structLayout = first.Syntax.GetAttribute(Context.StructLayout);
                if (structLayout != null)
                {
                    LayoutKind value = LayoutKind.Auto;
                    if (
                        structLayout.ArgumentList.Arguments.Any(
                            k => k.NameEquals != null && k.NameEquals.Name.ToFullString().Trim() == "Value"))
                    {
                        value =
                            (LayoutKind)
                            Enum.Parse(typeof(LayoutKind),
                                       structLayout.ArgumentList.Arguments.FirstOrDefault(
                                           k => k.NameEquals != null && k.NameEquals.Name.ToFullString().Trim() == "Value")
                                       .Expression.ToFullString()
                                       .SubstringAfterLast('.'));
                        //structLayout.ArgumentList.Arguments.Where (k => k.Expression is MemberAccessExpressionSyntax).FirstOrDefault(k=>(k.Expression as MemberAccessExpressionSyntax).Name.ToFullString() == "Value");
                    }
                    //structLayout.ArgumentList.Arguments.Where (k => k.Expression is MemberAccessExpressionSyntax).FirstOrDefault(k=>(k.Expression as MemberAccessExpressionSyntax).Name.ToFullString() == "Value");
                    else if (structLayout.ArgumentList.Arguments.Count > 0 &&
                             structLayout.ArgumentList.Arguments[0].NameEquals == null)
                    {
                        value =
                            (LayoutKind)
                            Enum.Parse(typeof(LayoutKind),
                                       structLayout.ArgumentList.Arguments[0].Expression.ToFullString()
                                       .SubstringAfterLast('.'));
                    }
                    int     pack    = -1;
                    int     size    = -1;
                    CharSet charset = CharSet.Auto;
//					if (structLayout.ArgumentList.Arguments.Count > 1)
                    {
                        try
                        {
                            if (
                                structLayout.ArgumentList.Arguments.Any(
                                    k => k.NameEquals != null && k.NameEquals.Name.ToFullString().Trim() == "CharSet"))
                            {
                                charset =
                                    (CharSet)
                                    Enum.Parse(typeof(CharSet),
                                               structLayout.ArgumentList.Arguments.FirstOrDefault(
                                                   k =>
                                                   k.NameEquals != null &&
                                                   k.NameEquals.Name.ToFullString().Trim() == "CharSet")
                                               .Expression.ToFullString()
                                               .SubstringAfterLast('.'));
                                //structLayout.ArgumentList.Arguments.Where (k => k.Expression is MemberAccessExpressionSyntax).FirstOrDefault(k=>(k.Expression as MemberAccessExpressionSyntax).Name.ToFullString() == "Value");
                            }
                            //structLayout.ArgumentList.Arguments.Where (k => k.Expression is MemberAccessExpressionSyntax).FirstOrDefault(k=>(k.Expression as MemberAccessExpressionSyntax).Name.ToFullString() == "Value");
                            else if (structLayout.ArgumentList.Arguments.Count > 1 &&
                                     structLayout.ArgumentList.Arguments[1].NameEquals == null)
                            {
                                charset =
                                    (CharSet)
                                    Enum.Parse(typeof(CharSet),
                                               structLayout.ArgumentList.Arguments[1].Expression.ToFullString()
                                               .SubstringAfterLast('.'));
                            }
                        }
                        catch (Exception ex)
                        {
                        }

                        try
                        {
                            if (
                                structLayout.ArgumentList.Arguments.Any(
                                    k => k.NameEquals != null && k.NameEquals.Name.ToFullString().Trim() == "Pack"))
                            {
                                pack =
                                    int.Parse(
                                        structLayout.ArgumentList.Arguments.FirstOrDefault(
                                            k =>
                                            k.NameEquals != null &&
                                            k.NameEquals.Name.ToFullString().Trim() == "Pack")
                                        .Expression.ToFullString());
                            }
                            //structLayout.ArgumentList.Arguments.Where (k => k.Expression is MemberAccessExpressionSyntax).FirstOrDefault(k=>(k.Expression as MemberAccessExpressionSyntax).Name.ToFullString() == "Value");
                            else if (structLayout.ArgumentList.Arguments.Count > 2 &&
                                     structLayout.ArgumentList.Arguments[2].NameEquals == null)
                            {
                                pack = int.Parse(structLayout.ArgumentList.Arguments[2].Expression.ToFullString());
                            }
                        }
                        catch (Exception ex)
                        {
                        }

                        try
                        {
                            if (
                                structLayout.ArgumentList.Arguments.Any(
                                    k => k.NameEquals != null && k.NameEquals.Name.ToFullString().Trim() == "Size"))
                            {
                                size =
                                    int.Parse(
                                        structLayout.ArgumentList.Arguments.FirstOrDefault(
                                            k => k.NameColon != null && k.NameColon.ToFullString().Trim() == "Size")
                                        .Expression.ToFullString());
                            }
                            //structLayout.ArgumentList.Arguments.Where (k => k.Expression is MemberAccessExpressionSyntax).FirstOrDefault(k=>(k.Expression as MemberAccessExpressionSyntax).Name.ToFullString() == "Value");
                            else if (structLayout.ArgumentList.Arguments.Count > 3 &&
                                     structLayout.ArgumentList.Arguments[3].NameEquals == null)
                            {
                                size = int.Parse(structLayout.ArgumentList.Arguments[3].Expression.ToFullString());
                            }
                        }
                        catch (Exception ex)
                        {
                        }

//						size = int.Parse (structLayout.ArgumentList.Arguments [3].Expression.ToFullString ());
                    }
                    //					var pack = structLayout.ArgumentList.Arguments.FirstOrDefault (k => k.NameColon.Name.ToFullString() == "Pack");
//					var charset = structLayout.ArgumentList.Arguments.FirstOrDefault (k => k.NameColon.Name.ToFullString() == "CharSet");
//					var size = structLayout.ArgumentList.Arguments.FirstOrDefault (k => k.NameColon.Name.ToFullString() == "Size");

                    if (value == LayoutKind.Explicit)
                    {
                        var fieldGroups =
                            fields.GroupBy(f => f.GetAttribute(Context.FieldOffset).ArgumentList.Arguments[0].ToString())
                            .OrderBy(k => k.Key);
                        writer.Indent++;

                        foreach (var group in fieldGroups)
                        {
                            writer.WriteLine("//FieldOffset(" + @group.Key + ")");
                            writer.WriteLine("union {");
                            foreach (var member in group)
                            {
                                Core.Write(writer, member);
                            }
                            writer.WriteLine("}");
                        }

//						foreach (var member in fields)
//						{
//							//                    writer.WriteLine();
//							Core.Write (writer, member);
//						}
                    }
                    else if (value == LayoutKind.Sequential)
                    {
                        fields = SortFields(fields);

                        writer.Indent++;

                        foreach (var member in fields)
                        {
                            if (pack != -1)
                            {
                                writer.WriteLine("align (" + pack + "): //Pack = " + pack);
                            }
                            //                    writer.WriteLine();
                            Core.Write(writer, member);
                        }
                    }

                    else
                    {
                        //Looks like C# aligns to 1 by default ... don't know about D...
                        fields = SortFields(fields);

                        writer.Indent++;
                        foreach (var member in fields)
                        {
                            pack = 1;
                            writer.WriteLine("align (" + pack + "): //Pack = " + pack + "C# default");
                            //                    writer.WriteLine();
                            Core.Write(writer, member);
                        }
                    }
                }
                else
                {
                    //Looks like C# aligns to 1 by default ... don't know about D...
                    fields = SortFields(fields);

                    writer.Indent++;
                    foreach (var member in fields)
                    {
                        var pack = 1;
                        writer.WriteLine("align (" + pack + "): //Pack = " + pack + "C# default");
                        //                    writer.WriteLine();
                        Core.Write(writer, member);
                    }
                }

                foreach (var member in nonFields)
                {
//                    writer.WriteLine();
                    Core.Write(writer, member);
                }

                foreach (var constructor in instanceCtors)
                {
//                    writer.WriteLine();
                    Core.Write(writer, constructor);
                }

                if (staticCtors.Count == 0)
                {
                    if (Context.Instance.StaticInits.Count > 0)
                    {
                        var constructor = SyntaxFactory.ConstructorDeclaration(Context.Instance.TypeName);
                        constructor =
                            constructor.WithModifiers(
                                SyntaxFactory.TokenList(SyntaxFactory.Token(SyntaxKind.StaticKeyword)));

                        WriteConstructorBody.WriteStaticConstructor(writer, constructor, Context.Instance.StaticInits);

                        staticCtors.Add(constructor);
                    }
                }
                else
                {
                    var isFirst = true;
                    foreach (ConstructorDeclarationSyntax constructor in staticCtors)
                    {
                        if (isFirst)
                        {
                            WriteConstructorBody.WriteStaticConstructor(writer, constructor,
                                                                        Context.Instance.StaticInits);
                        }
                        else
                        {
                            WriteConstructorBody.Go(writer, constructor);
                        }

                        isFirst = false;
                    }
                }

                var dllImports = Context.Instance.DllImports;
                // This should only be written once ... I guess we have to put the detection logic in Program.cs

                if (Context.Instance.EntryMethod != null)
                {
                    if (dllImports.Count > 0)
                    {
                        writer.WriteLine();

                        writer.WriteLine(String.Format("static void * __DllImportMap[{0}];", dllImports.Count));
                        writer.WriteLine("static void __SetupDllImports()");

                        writer.OpenBrace();

                        for (int index = 0; index < dllImports.Count; index++)
                        {
                            var dllImport = dllImports[index];
                            writer.WriteLine(String.Format("__DllImportMap[{0}] = LoadNativeLibrary(cast(string){1});",
                                                           index, dllImport.ArgumentList.Arguments.FirstOrDefault(k => k.Expression != null)));
                        }
                        writer.CloseBrace();
                        writer.WriteLine();
                        writer.WriteLine("static void __FreeDllImports()");
                        writer.OpenBrace();
                        writer.WriteLine(String.Format(@"for(int i=0;i<{0};i++)", dllImports.Count));
                        writer.OpenBrace();
                        writer.WriteLine("if(__DllImportMap[i]!=null)");
                        writer.WriteLine("\tFreeNativeLibrary(__DllImportMap[i]);");
                        writer.CloseBrace();
                        writer.CloseBrace();

                        //                            if (hModule != null)
                        //                            {
                        //    ::FreeLibrary(hModule);
                        //                            }
                    }
                }
                writer.Indent--;
                writer.CloseBrace();

                //Implement Boxed!Interface
                if (Context.Instance.Type.TypeKind == TypeKind.Struct)
                {
                    writer.WriteLine();
                    var typeName = Context.Instance.TypeName;
                    writer.Write("public class __Boxed_" + typeName + " : Boxed!(" + typeName + ")");
                    foreach (var baseType in bases.OrderBy(o => o.TypeKind == TypeKind.Interface ? 1 : 0))
                    {
                        writer.Write(" ,");

                        writer.Write(TypeProcessor.ConvertType(baseType, false));
                    }

                    writer.OpenBrace();

                    //FIXME:This is giving issues, we will just generate them here

//					writer.WriteLine ("import Irio.Utilities;");

                    writer.WriteLine("import std.traits;");

                    foreach (var baseType in bases.Where(o => o.TypeKind == TypeKind.Interface))
                    {
                        //FIXME:This is giving issues, we will just generate them here
//						writer.WriteLine ("mixin(__ImplementInterface!({0}, Value));",TypeProcessor.ConvertType(baseType,false));
                        var ifacemembers = baseType.GetMembers();

                        foreach (var member in ifacemembers)
                        {
                            var ifacemethod =
                                Context.Instance.Type.FindImplementationForInterfaceMember(member)
                                .DeclaringSyntaxReferences.First()
                                .GetSyntax();
//								.Where(member => !(member is TypeDeclarationSyntax)
//									&& !(member is EnumDeclarationSyntax)
//									&& !(member is DelegateDeclarationSyntax) && !(member is ConstructorDeclarationSyntax))
//								.ToList();

                            //                    writer.WriteLine();
//							Core.Write(writer, member);

                            if (ifacemethod is MethodDeclarationSyntax)
                            {
                                WriteMethod.WriteIt(writer, (MethodDeclarationSyntax)ifacemethod);
                            }
                            else if (ifacemethod is PropertyDeclarationSyntax)
                            {
                                WriteProperty.Go(writer, (PropertyDeclarationSyntax)ifacemethod, true);
                            }
                        }
                    }

                    //This is required to be able to create an instance at runtime / reflection
//					this()
                    //					{
                    //						super(SimpleStruct.init);
                    //					}

                    writer.WriteLine();
                    writer.WriteLine("this()");
                    writer.OpenBrace();
                    writer.WriteLine("super({0}.init);", typeName);
                    writer.CloseBrace();

                    if (Context.Instance.Type.GetMembers("ToString").Count() >= 1) // Use better matching ?
                    {
                        //					writer.WriteLine ();
                        writer.WriteLine("override String ToString()");
                        writer.OpenBrace();
                        writer.WriteLine("return Value.ToString();");
                        writer.CloseBrace();
                    }

                    writer.WriteLine();
                    writer.WriteLine("this(ref " + typeName + " value)");
                    writer.OpenBrace();
                    writer.WriteLine("super(value);");
                    writer.CloseBrace();

                    writer.WriteLine();
                    writer.WriteLine("U opCast(U)()");
                    writer.WriteLine("if(is(U:{0}))", typeName);
                    writer.OpenBrace();
                    writer.WriteLine("return Value;");
                    writer.CloseBrace();

                    writer.WriteLine();
                    writer.WriteLine("U opCast(U)()");
                    writer.WriteLine("if(!is(U:{0}))", typeName);
                    writer.OpenBrace();
                    writer.WriteLine("return this;");
                    writer.CloseBrace();

                    writer.WriteLine();
                    writer.WriteLine("auto opDispatch(string op, Args...)(Args args)");
                    writer.OpenBrace();
                    writer.WriteLine("enum name = op;");
                    writer.WriteLine("return __traits(getMember, Value, name)(args);");
                    writer.CloseBrace();

                    writer.CloseBrace();
                }

                if (Context.Instance.EntryMethod != null)
                {
                    //TODO: DllImports should be centralized

                    //
                    writer.WriteLine();
                    writer.WriteLine("void main(string[] args)");
                    writer.OpenBrace();

                    if (dllImports.Count > 0)
                    {
                        writer.WriteLine(Context.Instance.TypeName + ".__SetupDllImports();");
                    }
                    writer.WriteLine(Context.Instance.EntryMethod);
                    if (dllImports.Count > 0)
                    {
                        writer.WriteLine(Context.Instance.TypeName + ".__FreeDllImports();");
                    }

                    writer.CloseBrace();
                }

                //				var mySpecializations = Program.AllGenericSpecializations.Where (t => t.OriginalDefinition == TypeState.Instance.Type);
                //
                //
                //				foreach (var specialization in mySpecializations) {
                //
                //					var specializationText = ("template class " + specialization.GetFullNameD (false) + " (" +
                //					                                            (string.Join (" , ",
                //						                                            specialization.TypeArguments.Select (
                //							                                            o =>
                //                                                                       TypeProcessor.ConvertType (o) +
                //							                                            ((o.IsValueType ||
                //							                                            o.TypeKind == TypeKind.TypeParameter)
                //                                                                           ? ""
                //                                                                           : "*"))) +
                //							");"));
                //					writer.Write (specializationText);
                //				}

                //                    if (@namespace.Length > 0)
                //                    {
                //                        foreach (var ns in namespaces)
                //                        {
                //                            writer.WriteLine("\n\n}");
                //                            writer.WriteLine("\n\n}");
                //                        }
                //                    }
            }
        }
예제 #2
0
        /*
         * template Action(T) {
         * alias void delegate(T obj) Action;
         * }
         *
         */


        public static void Go()
        {
            var partials = Context.Instance.DelegatePartials;
            var first    = partials.First();

            Context.Instance.Namespace = first.Symbol.ContainingNamespace.FullName();
            Context.Instance.Type      = first.Symbol;
            TypeProcessor.ClearUsedTypes();
            var mynamespace = Context.Instance.Type.ContainingNamespace.FullName().RemoveFromEndOfString(".Namespace");
            // + "." + TypeState.Instance.TypeName;

            var myUsingDirective     = SyntaxFactory.UsingDirective(SyntaxFactory.ParseName(mynamespace));
            var SystemUsingDirective = SyntaxFactory.UsingDirective(SyntaxFactory.ParseName("System"));

            // Required as certain functions like boxing are in this namespace
            Context.Instance.UsingDeclarations =
                first.Syntax.Parent.DescendantNodes().OfType <UsingDirectiveSyntax>().ToArray()
                .Union(new[]
            {
                myUsingDirective, SystemUsingDirective
            }).ToArray();

            using (var writer = new OutputWriter(Context.Instance.Namespace, Context.Instance.TypeName))
            {
                var objectType =
                    TypeProcessor.GetSemanticModel(partials.First().Syntax)
                    .Compilation.GetTypeByMetadataName("System.Object");

                WriteBcl.Go(writer);

                var @namespace = first.Symbol.ContainingNamespace.FullName();

                WriteStandardIncludes.Go(writer);

                //Look for generic arguments

                //Look for generic arguments
                var genericArgs = partials.Select(o => o.Syntax)
                                  .Where(o => o.TypeParameterList != null)
                                  .SelectMany(o => o.TypeParameterList.Parameters)
                                  .ToList();

                var name = Context.Instance.TypeName;

                if (genericArgs.Count > 0)
                {
                    name  = "template " + name;
                    name += ("( ");
                    name += (string.Join(" , ", genericArgs.Select(o => o)));
                    name += (" )");

                    writer.Write(name);

                    writer.Write("\r\n");

                    writer.OpenBrace();
                    writer.Indent++;

                    writer.Write("alias Delegate!(" + TypeProcessor.ConvertType(first.Syntax.ReturnType) + " delegate" +
                                 WriteMethod.GetParameterListAsString(first.Syntax.ParameterList));

                    writer.Write(") " + Context.Instance.TypeName + ";");

                    writer.Indent--;
                    writer.Write("\r\n");
                    writer.CloseBrace();
                }
                else
                {
                    //Non-generic
                    writer.Write("alias Delegate!(" + TypeProcessor.ConvertType(first.Syntax.ReturnType) + " delegate" +
                                 WriteMethod.GetParameterListAsString(first.Syntax.ParameterList));

                    writer.Write(") " + Context.Instance.TypeName + ";");
                }
            }
        }