public static void Go(OutputWriter writer, TypeOfExpressionSyntax expression)
 {
     writer.Write("__TypeOf!(");
     TypeProcessor.AddUsedType(TypeProcessor.GetTypeInfo(expression.Type).Type);
     writer.Write(TypeProcessor.ConvertType(expression.Type));
     writer.Write(")");
 }
 public static void Go(OutputWriter writer, SizeOfExpressionSyntax expression)
 {
     var type = TypeProcessor.GetTypeInfo(expression.Type);
     //Use dTypes
     writer.Write("(" + TypeProcessor.ConvertType(type.Type) + ").sizeof");
     //  writer.Write(SizeOf(type.Type).ToString());
 }
        public static void Go(OutputWriter writer, ConstructorInitializerSyntax method)
        {
            writer.WriteIndent();
            //    var symbl = TypeProcessor.GetSymbolInfo(method);
            //	var mysymbl = TypeProcessor.GetSymbolInfo(method.Parent);

            //   var className = symbl.Symbol.ContainingType;
            if (method.ThisOrBaseKeyword.RawKind == (int) SyntaxKind.ThisKeyword)
                writer.Write("this");
            else
                writer.Write("super");
//                writer.Write(TypeProcessor.ConvertType(className));

            writer.Write("(");
            bool first = true;
            foreach (var expression in method.ArgumentList.Arguments)
            {
                if (first)
                    first = false;
                else
                    writer.Write(", ");

                Core.Write(writer, expression.Expression);
            }
            writer.Write(")");
        }
        public static void Go(OutputWriter writer, VariableDeclarationSyntax declaration)
        {
            foreach (var variable in declaration.Variables)
            {
                ISymbol symbol = TypeProcessor.GetDeclaredSymbol(variable);

                var isRef = false; //UsedAsRef(variable, symbol);

                writer.WriteIndent();
                // writer.Write("var ");

                //                if (isRef) //Not needed c++ can passby ref
                //                {
                //
                //                    var typeStr = TypeProcessor.ConvertType(declaration.Declaration.Type);
                //
                //                    var localSymbol = symbol as ILocalSymbol;
                //                    var ptr = localSymbol != null && !localSymbol.Type.IsValueType?"*" : "";
                //                                        writer.Write("gc::gc_ptr < " + typeStr+ ptr + " >");
                //                    writer.Write("" + typeStr + ptr + "");
                //
                //                    writer.Write(" ");
                //                    writer.Write(WriteIdentifierName.TransformIdentifier(variable.Identifier.Text));
                //                    
                //                    Program.RefOutSymbols.TryAdd(symbol, null);
                //
                //                    writer.Write(" = std::make_shared < ");
                //                    writer.Write(typeStr + ptr);
                //                    writer.Write(" >(");
                //
                //                    WriteInitializer(writer, declaration, variable);
                //
                //                    writer.Write(")");
                //                }
                //                else
                {
                    var lsymbol = symbol as ILocalSymbol;

                    if (lsymbol != null && lsymbol.Type.IsValueType == false)
                    {
                        writer.Write(" ");
// Ideally Escape analysis should take care of this, but for now all value types are on heap and ref types on stack
                    }

                    writer.Write(TypeProcessor.ConvertType(declaration.Type));

                    if (lsymbol != null && lsymbol.Type.IsValueType == false)
                        writer.Write(" ");

                    writer.Write(" ");
                    writer.Write(WriteIdentifierName.TransformIdentifier(variable.Identifier.Text));
                    writer.Write(" = ");

                    WriteInitializer(writer, declaration, variable);
                }

                writer.Write(";\r\n");
            }
        }
        public static void WriteIt(OutputWriter writer, SyntaxToken operatorToken, CSharpSyntaxNode rightExpression,
            CSharpSyntaxNode leftExpression)
        {
            if (operatorToken.IsKind(SyntaxKind.AsKeyword))
            {
                writer.Write("AsCast!(");
                writer.Write(TypeProcessor.ConvertType(rightExpression));
                writer.Write(")(");
                Core.Write(writer, leftExpression);
                writer.Write(")");
            }
            else if (operatorToken.IsKind(SyntaxKind.IsKeyword)) // isCast
            {
                var leftSymbolType = TypeProcessor.GetTypeInfo(leftExpression);
                var rightSymbolType = TypeProcessor.GetTypeInfo(rightExpression);

                if (leftSymbolType.Type.IsValueType)
                {
                    writer.Write("IsCast!(Boxed!(");
                    writer.Write(TypeProcessor.ConvertType(rightExpression));
                    writer.Write("))");
                    writer.Write("(");
                    Core.Write(writer, leftExpression);
                    writer.Write(")");
                }
                else if (rightSymbolType.Type.IsValueType)
                {
                    writer.Write("IsCast!(Boxed!(");
                    writer.Write(TypeProcessor.ConvertType(rightExpression));
                    writer.Write("))");
                    writer.Write("(");
                    Core.Write(writer, leftExpression);
                    writer.Write(")");
                }
                else
                {
                    writer.Write("(IsCast!(");
                    writer.Write(TypeProcessor.ConvertType(rightExpression));
                    writer.Write(")(");
                    Core.Write(writer, leftExpression);
                    writer.Write("))");
                }
            }
            else if (operatorToken.IsKind(SyntaxKind.QuestionQuestionToken))
            {
                writer.Write("((");
                Core.Write(writer, leftExpression);
                writer.Write(")!is null?(");
                Core.Write(writer, leftExpression);
                writer.Write("):(");
                Core.Write(writer, rightExpression);
                writer.Write("))");
            }
            else
            {

                ProcessExpression(writer, operatorToken, rightExpression, leftExpression);
            }
        }
        public static void Go(OutputWriter writer, AnonymousMethodExpressionSyntax expression)
        {
            if (expression.ParameterList != null)
                Go(writer, expression.ParameterList.Parameters, expression.Block, TypeProcessor.GetTypeInfo(expression));
            else
                Go(writer, new SeparatedSyntaxList<ParameterSyntax>(), expression.Block, TypeProcessor.GetTypeInfo(expression));

        }
 public static void Go(OutputWriter writer, LockStatementSyntax statement)
 {
     //All d objects implement a lock
     writer.WriteLine("synchronized(" + Core.WriteString(statement.Expression)+")");
     writer.OpenBrace();
     Core.WriteStatementAsBlock(writer, statement.Statement, false);
     writer.CloseBrace();
 }
        public static void Go(OutputWriter writer, ConstructorDeclarationSyntax constructor)
        {
            //Only write out static constructors here.  If we encounter an instance constructor, we can ignore it since it's already written out by WriteType
            if (constructor.Modifiers.Any(SyntaxKind.StaticKeyword))
                WriteStaticConstructor(writer, constructor, null);
            else
				WriteInstanceConstructor(writer, constructor,null);
        }
        public static void Go(OutputWriter writer, ElementAccessExpressionSyntax expression)
        {
            var type = TypeProcessor.GetTypeInfo(expression.Expression).Type;
            var typeStr = TypeProcessor.GenericTypeName(type);
            var additionalParam = "";
           var symbol =  TypeProcessor.GetSymbolInfo(expression); //This could be null
            if (symbol.Symbol != null)
            {
                var methodSymbol = symbol.Symbol as IPropertySymbol;
                //Lets find out if this is an interface implementation
                if (methodSymbol != null)
                {
                    IEnumerable<ISymbol> interfaceMethods =
                        methodSymbol.ContainingType.AllInterfaces.SelectMany(
                            u =>
                                u.GetMembers(methodSymbol.Name));

                    interfaceMethods =
                        interfaceMethods.Where(
                            o => Equals(methodSymbol.ContainingType.FindImplementationForInterfaceMember(o), methodSymbol));

                    if (interfaceMethods.Any())
                    {
                        //Lets  get the best match
                        var interfaceMethod = interfaceMethods.FirstOrDefault();
                        additionalParam = "cast("+ TypeProcessor.ConvertType(interfaceMethod.ContainingType)+")null";
                    }
                }
            }

            //type.GetMembers("this[]")
            //Todo if we are using unsafe / fast mode, just use array->Data()[i] should bypass bounds check and indirection also should be as fast as pure c++ arrays
            //though fixed syntax could fix this too ??
            //            writer.Write("(*");

            Core.Write(writer, expression.Expression);

            if (type.SpecialType == SpecialType.System_Array)
//            writer.Write(")");
                writer.Write(".Items["); //TODO test this thoroughly

            else
                writer.Write("["); //TODO test this thoroughly

            var first = true;
            foreach (var argument in expression.ArgumentList.Arguments)
            {
                if (first)
                    first = false;
                else
                    writer.Write(", ");

                Core.Write(writer, argument.Expression);
            }
            if(additionalParam!="")
                writer.Write("," + additionalParam);
            writer.Write("]");
        }
        public static void Go(OutputWriter writer, InitializerExpressionSyntax initializer)
        {
            writer.WriteIndent();
            var isCollectionInit = false;
            if (CSharpExtensions.CSharpKind(initializer) == SyntaxKind.CollectionInitializerExpression ||
                CSharpExtensions.CSharpKind(initializer) == SyntaxKind.ArrayInitializerExpression)
            {
                var tx = TypeProcessor.GetTypeInfo(initializer);

                var t = tx.Type;
                if (t == null)
                    t = tx.ConvertedType;
                if (t != null) // Initializer within initializer
                {
                    var elementType = t.As<IArrayTypeSymbol>().ElementType;
                    var ptr = !elementType.IsValueType; // ? "" : "";
                    var type = TypeProcessor.ConvertType(elementType);
                    var typeString = "Array_T!(" + type + ")";

                    if (elementType.TypeKind == TypeKind.TypeParameter)
                        writer.Write(" __TypeNew!(" + typeString + ")(");
                    else
                        writer.Write("new " + typeString + "(");
                }
                var variableDeclarationSyntax = initializer.Parent.Parent.Parent as VariableDeclarationSyntax;
                if (variableDeclarationSyntax != null)
                {
                    var atype = variableDeclarationSyntax.Type;
                    initializer.WriteArrayInitializer(writer, atype);
                }
                else
                    initializer.WriteArrayInitializer(writer,t);
                if (t != null)
                    writer.Write(")");
            }
            else
            {
                //            writer.Write("goto ");
                //            foreach (var expressionSyntax in method.Expressions)
                //            {
                //                Core.Write(writer, expressionSyntax);
                //            }

                bool first = true;
                foreach (var expression in initializer.Expressions)
                {
                    if (first)
                        first = false;
                    else
                        writer.Write(", ");

                    Core.Write(writer, expression);
                }
            }

            //            writer.Write(";");
        }
        public static void Go(OutputWriter writer, BinaryExpressionSyntax expression)
        {
            var leftExpression = expression.Left;
            var rightExpression = expression.Right;

            var operatorToken = expression.OperatorToken;
             
            WriteIt(writer, operatorToken, rightExpression, leftExpression);
        }
 public static void Go(OutputWriter writer, ConditionalExpressionSyntax expression)
 {
     writer.Write("(");
     Core.Write(writer, expression.Condition);
     writer.Write(") ? (");
     Core.Write(writer, expression.WhenTrue);
     writer.Write(") : (");
     Core.Write(writer, expression.WhenFalse);
     writer.Write(")");
 }
 public static void Go(OutputWriter writer, EventFieldDeclarationSyntax field)
 {
     foreach (var declaration in field.Declaration.Variables)
     {
        
             Go(writer, field, field.Modifiers,
                 WriteIdentifierName.TransformIdentifier(declaration.Identifier.Text),
                 field.Declaration.Type, declaration.Initializer,field.IsThreadStatic());
         
     }
 }
        public static void Go(OutputWriter writer, StackAllocArrayCreationExpressionSyntax @as)
        {
            //import core.stdc.stdlib;
            //@as.Type;
            //auto ptr = cast(wchar*)alloca(wchar.sizeof * len);
            var arrayType = TypeProcessor.GetTypeInfo(@as.Type);
            var elementType = TypeProcessor.GetTypeInfo(((ArrayTypeSyntax) @as.Type).ElementType);
            var elementTypeName = TypeProcessor.ConvertType(elementType.Type);
            var size = Core.WriteString(((ArrayTypeSyntax)@as.Type).RankSpecifiers[0].Sizes[0]);
            writer.Write("cast("+ elementTypeName + "*) core.stdc.stdlib.alloca("+ elementTypeName + ".sizeof * "+ size + ")");

        }
        public static void Go(OutputWriter writer, ImplicitArrayCreationExpressionSyntax array)
        {
            var ti = TypeProcessor.GetTypeInfo(array);
            var t = ti.Type;
            if (ti.ConvertedType!=null && !(ti.ConvertedType == t)) // Alot of times we are using covariance here
            {
                t = ti.ConvertedType;
            }
            var ptr = !t.As<IArrayTypeSymbol>().ElementType.IsValueType; // ? "" : "";
            var elementType = t.As<IArrayTypeSymbol>().ElementType;
            var type = TypeProcessor.ConvertType(elementType);
            var typeString = "Array_T!(" + type + ")";

            var tempWriter = new TempWriter();
            tempWriter.Indent = writer.Indent;

            if (elementType.TypeKind == TypeKind.TypeParameter)
                tempWriter.Write(" __TypeNew!(" + typeString + ")([");
            else
            {
                tempWriter.Write("new " + typeString + "(");
            }



            //__ARRAY
            var variableDeclarationSyntax = array.Parent.Parent.Parent as VariableDeclarationSyntax;
           // var argumentSyntax = array.Parent as ArgumentSyntax;

            if (variableDeclarationSyntax != null)
            {
                var atype = variableDeclarationSyntax.Type;
                array.Initializer.WriteArrayInitializer(tempWriter, atype);
            }
           else
                array.Initializer.WriteArrayInitializer(tempWriter,t);


            tempWriter.Write(")");

            var tempString = tempWriter.ToString();

            var oldString = tempString;

            tempString = tempString.Replace("new " + typeString + "(__CC!(" + type + "[])(", "__ARRAY!(" + type + ")(");

            if (tempString != oldString)
                tempString = tempString.RemoveFromEndOfString(")");

            writer.Write(tempString);

            
        }
        public static void Go(OutputWriter writer, YieldStatementSyntax yieldStatementSyntax)
        {
            
            if (yieldStatementSyntax.ReturnOrBreakKeyword.IsKind(SyntaxKind.ReturnKeyword))
            {
                writer.WriteLine("__iter.yieldReturn({0});", Core.WriteString(yieldStatementSyntax.Expression));
            }
            else
            {
                writer.WriteLine("__iter.yieldBreak();");
            }

        }
Beispiel #17
0
 public static void Go(OutputWriter outputWriter = null)
 {
     var partials = Context.Instance.Partials;
     var first = partials.First();
     bool fileExists = false;
     foreach (var @partial in partials.GroupBy(o => o.Symbol))
     {
         Context.Instance.Namespace = @partial.First().Symbol.ContainingNamespace.FullName();
         Context.Instance.Type = @partial.First().Symbol;
         WriteOutOneType(outputWriter, @partial.ToArray(), fileExists);
         fileExists = true;
     }
 }
        public static void Go(OutputWriter writer, WhileStatementSyntax whileStatement)
        {
            var info = new LoopInfo(whileStatement);

            
            writer.WriteIndent();
            writer.Write("while (");
            Core.Write(writer, whileStatement.Condition);
            writer.Write(")\r\n");

            writer.OpenBrace();
            Core.WriteStatementAsBlock(writer, whileStatement.Statement, false);
            writer.CloseBrace();
        }
        /*
template Action(T) {
	alias void delegate(T obj) Action;
}

		*/


        public static void Go(OutputWriter outputWriter = null)
        {
            var partials = Context.Instance.DelegatePartials;
           
            var first = partials.First();
            bool fileExists = false;
            foreach (var @partial in partials)
            {
                Context.Instance.Namespace = @partial.Symbol.ContainingNamespace.FullName();
                Context.Instance.Type = @partial.Symbol;
                WriteOneDelegate(outputWriter, @partial, fileExists);
                fileExists = true;
            }
        }
        public static void Go(OutputWriter writer, CheckedExpressionSyntax checkedExpressionSyntax)
        {
            Core.Write(writer, checkedExpressionSyntax.Expression);
//			var block = checkedExpressionSyntax.
//				if (writeBraces)
//					writer.WriteOpenBrace();

//				foreach (var statement in block.Statements)
//					Write(writer, statement);

//				TriviaProcessor.ProcessTrivias(writer, block.DescendantTrivia());

//				if (writeBraces)
//					writer.WriteCloseBrace();
        }
Beispiel #21
0
        public static void Write(OutputWriter writer, SyntaxNode node, bool isConst = false)
        {
            Context.LastNode = node; //Helps with debugging
            
            //Write Leading Trivia
            TriviaProcessor.WriteLeadingTrivia(writer, node);

            TriviaProcessor.ProcessNode(writer, node);

            if (Program.DoNotWrite.ContainsKey(node))
                return;

            Factory(writer, node, isConst);

            TriviaProcessor.WriteTrailingTrivia(writer, node);
        }
Beispiel #22
0
        public static void Go(OutputWriter writer, GotoStatementSyntax method)
        {
            writer.WriteIndent();
            writer.Write("goto ");
            writer.Write((method.CaseOrDefaultKeyword != default(SyntaxToken))
                ? method.CaseOrDefaultKeyword.Text
                : "");
            writer.Write(" ");

            if (method.Expression != null)
			if (method.Expression.ToString ().Trim() == "null")
				writer.Write("-1");
			else
                Core.Write(writer, method.Expression);
            writer.Write(";\r\n");
        }
        public static void WriteDestructor(OutputWriter writer, DestructorDeclarationSyntax destructor)
        {
            if (destructor.Body == null)
                return;

            writer.WriteLine("~this()");
            writer.OpenBrace();

            if (destructor.Body != null)
            {
                foreach (var statement in destructor.Body.As<BlockSyntax>().Statements)
                    Core.Write(writer, statement);
            }

            writer.CloseBrace();
        }
        public static void Go(OutputWriter writer, GenericNameSyntax name)
        {
            writer.Write(WriteIdentifierName.TransformIdentifier(name.Identifier.Text));
            writer.Write("!(");

            bool first = true;
            foreach (var type in name.TypeArgumentList.Arguments)
            {
                if (first)
                    first = false;
                else
                    writer.Write(", ");

                writer.Write(TypeProcessor.ConvertType(type));
            }
            writer.Write(")");
        }
        public void Write(OutputWriter writer)
        {
            if (StringOpt != null)
                writer.Write(StringOpt);
            else
            {
                if (ArgumentOpt.NameColon != null)
                {
                    Core.Write(writer, ArgumentOpt.NameColon.Name);
                    writer.Write(" = ");
                }

                var symbol = TypeProcessor.GetSymbolInfo(ArgumentOpt.Expression);
                var type = TypeProcessor.GetTypeInfo(ArgumentOpt.Expression);

                if (symbol.Symbol != null && type.ConvertedType != null && symbol.Symbol.Kind == SymbolKind.Method &&
                    type.ConvertedType.TypeKind == TypeKind.Delegate)
                {
                    var typeString = TypeProcessor.ConvertType(type.ConvertedType);

                    var createNew = !(ArgumentOpt.Parent.Parent is ObjectCreationExpressionSyntax); //Ugly hack

                    if (createNew)
                    {
                        if (type.ConvertedType.TypeKind == TypeKind.TypeParameter)
                            writer.Write(" __TypeNew!(" + typeString + ")(");
                        else
                            writer.Write("new " + typeString + "(");
                    }

                    var isStatic = symbol.Symbol.IsStatic;
//                    if (isStatic) //Not Needed, delegate class now supports functions directly
//                        writer.Write("__ToDelegate(");
                    MemberUtilities.WriteMethodPointer(writer, ArgumentOpt.Expression);
//                    if (isStatic)
//                        writer.Write(")");

                    if (createNew)
                        writer.Write(")");
                    return;
                }

                Core.Write(writer, ArgumentOpt.Expression);

            }
        }
        public static void Go(OutputWriter writer, ConversionOperatorDeclarationSyntax method)
        {
            //TODO: Need to find a way of dealing with this ... Quickly moving towards the idea of compile/decompile using ILSPY
            //  if (method.ImplicitOrExplicitKeyword.RawKind != (decimal) SyntaxKind.ExplicitKeyword)
            //     throw new Exception("Implicit cast operators are not supported " + Utility.Descriptor(method));

            var temp = new TempWriter();

//            temp.WriteIndent();

            temp.Write("public static " + TypeProcessor.ConvertType(method.Type));

            temp.Write(" " +
                       ((method.ImplicitOrExplicitKeyword.RawKind != (decimal) SyntaxKind.ExplicitKeyword)
                           ? ("op_Implicit_" + TypeProcessor.ConvertType(method.Type,false,true,false).Replace(".", "_"))
                           : "op_Explicit"));
            //writer.Write(" op_Explicit");
//            writer.Write(TypeProcessor.ConvertType(method.Type));
            temp.Write("(");

            bool firstParam = true;
            foreach (var param in method.ParameterList.Parameters)
            {
                if (firstParam)
                    firstParam = false;
                else
                    temp.Write(", ");

                temp.Write(TypeProcessor.ConvertType(param.Type) + " ");

                temp.Write(WriteIdentifierName.TransformIdentifier(param.Identifier.Text));
            }

            temp.Write(")");

            writer.WriteLine(temp.ToString());

            writer.OpenBrace();

            foreach (var statement in method.Body.Statements)
                Core.Write(writer, statement);

            writer.CloseBrace();
        }
        public static void Go(OutputWriter writer, TryStatementSyntax tryStatement)
        {
            writer.WriteLine("try");
            Core.Write(writer, tryStatement.Block);

            var catches = tryStatement.Catches.Where(o => Program.DoNotWrite.ContainsKey(o) == false).ToList();

            if (catches.Count > 0)
            {
                foreach (var catchClause in catches)
                {
                    if (catchClause.Declaration == null)
                        writer.WriteLine("catch(Exception __ex)");
                    else
                    {
                        writer.WriteLine("catch(" + TypeProcessor.ConvertType(catchClause.Declaration.Type) + " " +
                                         (string.IsNullOrWhiteSpace(catchClause.Declaration.Identifier.Text)
                                             ? "__ex"
                                             : WriteIdentifierName.TransformIdentifier(
                                                 catchClause.Declaration.Identifier.Text)) + ")");
                    }
                    writer.OpenBrace();

                    Core.WriteBlock(writer, catchClause.Block, false);
                    //                    foreach (var statement in catchClause.Block.Statements)
                    //                        Core.Write(writer, statement);
                    writer.CloseBrace();
                }
            }

            if (tryStatement.Finally != null)
            {
                writer.WriteLine("finally");
                //                Core.Write(writer, tryStatement.Finally.Block);

                writer.OpenBrace();

                Core.WriteBlock(writer, tryStatement.Finally.Block, false);
                //                    foreach (var statement in catchClause.Block.Statements)
                //                        Core.Write(writer, statement);
                writer.CloseBrace();
            }
        }
        public static void ProcessTrivias(OutputWriter writer, IEnumerable<SyntaxTrivia> trivias)
        {
            bool literalCode = false;
            //if we encounter a #if SharpNative, we set this to true, which indicates that the next DisabledTextTrivia should be written as pure code.   

            foreach (var trivia in trivias)
            {
                if (_triviaProcessed.Add(trivia)) //ensure we don't look at the same trivia multiple times
                {
                    if (trivia.RawKind == (decimal)SyntaxKind.IfDirectiveTrivia)
                        literalCode |= GetConditions(trivia, "#if ").Contains("SharpNative");
                    else if (trivia.RawKind == (decimal)SyntaxKind.DisabledTextTrivia && literalCode)
                    {
                        writer.Write(trivia.ToString());
                        literalCode = false;
                    }
                }
            }
        }
        public static void Go(OutputWriter writer, AnonymousObjectCreationExpressionSyntax expression)
        {
            writer.Write("new ");
            writer.Write(TypeName(expression));
            writer.Write("(");

            bool first = true;
            foreach (var field in expression.Initializers.OrderBy(o => o.Name()))
            {
                if (first)
                    first = false;
                else
                    writer.Write(", ");

                Core.Write(writer, field.Expression);
            }

            writer.Write(")");
        }
        public static void Go(OutputWriter writer, UsingStatementSyntax usingStatement)
        {
            var expression = usingStatement.Expression;

            writer.WriteLine("//using block ... " + usingStatement.Declaration);
            writer.OpenBrace();
            //Ensure the using statement is a local variable - we can't deal with things we can't reliably repeat in the finally block
            var resource = Utility.TryGetIdentifier(expression);
//            if (resource == null)
//                throw new Exception("Using statements must reference a local variable. " + Utility.Descriptor(usingStatement));

            var variables = new SeparatedSyntaxList<VariableDeclaratorSyntax>();//.Select(o => o.Identifier.ValueText);
            if (usingStatement.Declaration != null)
            {
                Core.Write(writer, usingStatement.Declaration);
                variables = usingStatement.Declaration.Variables;

            }

            writer.WriteLine("try");
            Core.WriteStatementAsBlock(writer, usingStatement.Statement);
            writer.WriteLine("finally");
            writer.OpenBrace();
            foreach (var variable in variables)
            {
                var typeInfo = TypeProcessor.GetTypeInfo(usingStatement.Declaration.Type);
                if (!typeInfo.Type.IsValueType)
                    writer.WriteLine("if(" + variable.Identifier.Text + " !is null)");
                else if (typeInfo.Type.Name == "Nullable")
                    writer.WriteLine("if(" + variable.Identifier.Text + ".HasValue)");


                writer.WriteLine(variable.Identifier.Text + ".Dispose(cast(IDisposable)null);");
            }
            if (resource != null)
            {
                writer.WriteLine("if(" + resource + " !is null)");
                writer.WriteLine(resource + ".Dispose(cast(IDisposable)null);");
            }
            writer.CloseBrace();
            writer.CloseBrace();
        }
Beispiel #31
0
        public static void WriteBlock(OutputWriter writer, BlockSyntax block, bool writeBraces = true)
        {
            if (writeBraces)
            {
                writer.OpenBrace();
            }

            //writer.Indent++;
            foreach (var statement in block.Statements)
            {
                // writer.WriteIndent();
                Write(writer, statement);
            }

            TriviaProcessor.ProcessTrivias(writer, block.DescendantTrivia());
            // writer.Indent--;

            if (writeBraces)
            {
                writer.CloseBrace();
            }
        }
Beispiel #32
0
        public static void Go(OutputWriter writer, GenericNameSyntax name)
        {
            writer.Write(WriteIdentifierName.TransformIdentifier(name.Identifier.Text));
            writer.Write("!(");

            bool first = true;

            foreach (var type in name.TypeArgumentList.Arguments)
            {
                if (first)
                {
                    first = false;
                }
                else
                {
                    writer.Write(", ");
                }

                writer.Write(TypeProcessor.ConvertType(type));
            }
            writer.Write(")");
        }
Beispiel #33
0
        public static void WriteStatementAsBlock(OutputWriter writer, StatementSyntax statement, bool writeBraces = true)
        {
            if (statement is BlockSyntax)
            {
                WriteBlock(writer, statement.As <BlockSyntax>(), writeBraces);
            }
            else
            {
                if (writeBraces)
                {
                    writer.OpenBrace();
                }

                Write(writer, statement);
                TriviaProcessor.ProcessTrivias(writer, statement.DescendantTrivia());

                if (writeBraces)
                {
                    writer.CloseBrace();
                }
            }
        }
        public static void Go(OutputWriter writer, LiteralExpressionSyntax expression, bool isConst)
        {
            var str = expression.ToString();

            if (str.StartsWith("@"))
            {
                str = "\"" +
                      str.RemoveFromStartOfString("@\"")
                      .RemoveFromEndOfString("\"")
                      .Replace("\\", "\\\\")
                      .Replace("\"\"", "\\\"")
                      .Replace("\r\n", "\\n") + "\"";
            }

            var typeInfo = TypeProcessor.GetTypeInfo(expression);
            var type     = typeInfo.Type;

            if (type == null)
            {
                type = typeInfo.ConvertedType;
            }

            if (type != null && type.SpecialType == SpecialType.System_String)
            {
                writer.Write("_S(" + str + ")");
            }
            else
            {
                writer.Write(str);
            }

            //TODO: will handle these separately
//            if (typeInfo.Type != null && typeInfo.ConvertedType != null)
//            {
//                if (isConst == false && typeInfo.ConvertedType.SpecialType ==SpecialType.System_Byte && typeInfo.Type.SpecialType == SpecialType.System_Int32)
//                    writer.Write(".toByte");
//            }
        }
Beispiel #35
0
        private static string WriteAutoFieldName(OutputWriter writer, string name, SyntaxTokenList modifiers, bool isInterface,
                                                 bool hasGetter, bool getterHasBody, bool hasSetter, bool setterHasBody, string typeString, out string isOverride, bool isIndexer = false)
        {
//Auto Property
            var fieldName = "__prop_" + name;

            isOverride = (modifiers.Any(SyntaxKind.NewKeyword) ||
                          modifiers.Any(SyntaxKind.OverrideKeyword)) && !isInterface
                ? " override "
                : "";

            var isStatic = modifiers.Any(SyntaxKind.StaticKeyword);

            if (!isInterface && !isIndexer) // Auto property
            {
                if ((hasGetter && !getterHasBody) &&
                    (hasSetter && !setterHasBody) && (!modifiers.Any(SyntaxKind.AbstractKeyword)))
                {
                    writer.WriteLine("private " + (isStatic?"static " :"") + typeString + " " + fieldName + ";");
                }
            }
            return(fieldName);
        }
        public static void Go(OutputWriter writer, ElementAccessExpressionSyntax expression)
        {
            var type    = TypeProcessor.GetTypeInfo(expression.Expression).Type;
            var typeStr = TypeProcessor.GenericTypeName(type);

            //Todo if we are using unsafe / fast mode, just use array->Data()[i] should bypass bounds check and indirection also should be as fast as pure c++ arrays
            //though fixed syntax could fix this too ??
//            writer.Write("(*");

            Core.Write(writer, expression.Expression);

            if (type.SpecialType == SpecialType.System_Array)
            {
//            writer.Write(")");
                writer.Write(".Items["); //TODO test this thoroughly
            }
            else
            {
                writer.Write("["); //TODO test this thoroughly
            }
            var first = true;

            foreach (var argument in expression.ArgumentList.Arguments)
            {
                if (first)
                {
                    first = false;
                }
                else
                {
                    writer.Write(", ");
                }

                Core.Write(writer, argument.Expression);
            }
            writer.Write("]");
        }
        public static void Go(OutputWriter writer, LocalDeclarationStatementSyntax declaration)
        {
            foreach (var variable in declaration.Declaration.Variables)
            {
                writer.WriteIndent();

                {
                    try
                    {
                        var str = TypeProcessor.ConvertType(declaration.Declaration.Type);
                        //This fails sometimes
                        // if (str == "NObject") // Dlangs casting is slow
                        // Looks harmless but is actually a performance optimization ... makes CastTest improve by a whole lot
                        //   writer.Write("auto ");//Kills BoxingTest unfortunately as boxed types are also used to make unbound generics work :(
                        //else
                        writer.Write(str);
                    }
                    catch (Exception ex)
                    {
                        writer.Write("auto");
                    }


                    writer.Write(" ");



                    writer.Write(WriteIdentifierName.TransformIdentifier(variable.Identifier.Text));
                    writer.Write(" = ");

                    WriteInitializer(writer, declaration, variable);
                }

                writer.Write(";\r\n");
            }
        }
        public static void Go(OutputWriter writer, AnonymousObjectCreationExpressionSyntax expression)
        {
            writer.Write("new ");
            writer.Write(TypeName(expression));
            writer.Write("(");

            bool first = true;

            foreach (var field in expression.Initializers.OrderBy(o => o.Name()))
            {
                if (first)
                {
                    first = false;
                }
                else
                {
                    writer.Write(", ");
                }

                Core.Write(writer, field.Expression);
            }

            writer.Write(")");
        }
        public static void Go(OutputWriter writer, SwitchStatementSyntax switchStatement)
        {
            //  writer.WriteIndent();
            var isStringSwitch = false;
            var isEnumSwitch   = false;

            var symbol = TypeProcessor.GetTypeInfo(switchStatement.Expression);

            if (symbol.Type != null) // Sometimes its null why ?
            {
                if (symbol.Type.SpecialType == SpecialType.System_String)
                {
                    isStringSwitch = true;
                }

                if (symbol.Type.TypeKind == TypeKind.Enum)
                {
                    isEnumSwitch = true;
                }
            }

            if (!(switchStatement.Expression is LiteralExpressionSyntax))
            {
                writer.WriteLine("switch(" + Core.WriteString(switchStatement.Expression) + (isStringSwitch ? ".Hash" : "") + (isEnumSwitch ? ".__Value" : "") + ")");
            }
            else
            {
                var typeInfo = TypeProcessor.GetTypeInfo(switchStatement.Expression);
                if (typeInfo.Type.SpecialType == SpecialType.System_String)
                {
                    writer.WriteLine("switch(");
                    WriteLiteralExpression.Go(writer, (LiteralExpressionSyntax)switchStatement.Expression, true, true);
                    writer.WriteLine((isStringSwitch ? ".Hash" : "") + ")");
                }
                else
                {
                    writer.WriteLine("switch(" + Core.WriteString(switchStatement.Expression) + (isStringSwitch ? ".Hash" : "") + (isEnumSwitch ? ".__Value" : "") + ")");
                }
            }
            writer.OpenBrace();

            //First process all blocks except the section with the default block
            foreach (
                var section in
                switchStatement.Sections.Where(
                    o => o.Labels.None(z => z.Keyword.RawKind == (decimal)SyntaxKind.DefaultKeyword)))
            {
                foreach (var label in section.Labels)
                {
                    writer.WriteIndent();
                    WriteLabel.Go(writer, (CaseSwitchLabelSyntax)label, isStringSwitch);
                }

                writer.OpenBrace(false);

                foreach (var statement in section.Statements)
                {
                    if (!(statement is BreakStatementSyntax))
                    {
                        writer.Write(Core.WriteString(statement, false, writer.Indent + 2));
                    }
                }

                writer.WriteLine("break;\r\n");
                writer.CloseBrace(false);
            }

            //Now write the default section
            var defaultSection =
                switchStatement.Sections.SingleOrDefault(
                    o => o.Labels.Any(z => z.Keyword.RawKind == (decimal)SyntaxKind.DefaultKeyword));

            if (defaultSection != null)
            {
                foreach (var label in defaultSection.Labels)                 // Could be more than one label :P
                {
                    writer.WriteIndent();
                    if (label is CaseSwitchLabelSyntax)
                    {
                        WriteLabel.Go(writer, (CaseSwitchLabelSyntax)label, isStringSwitch);
                    }
                    else
                    {
                        writer.WriteLine(label.ToFullString().Trim());
                    }
                }

                // writer.WriteLine("default:");
                writer.OpenBrace(false);
                foreach (var statement in defaultSection.Statements)
                {
                    if (!(statement is BreakStatementSyntax))
                    {
                        writer.Write(Core.WriteString(statement, false, writer.Indent + 2));
                    }
                }
                writer.WriteLine("break;");
                writer.CloseBrace(false);
            }
            else
            {
                writer.WriteLine("default:");
                writer.WriteLine("break;");
            }

            writer.CloseBrace();
        }
        public static void Go(OutputWriter writer, SwitchStatementSyntax switchStatement)
        {
            writer.WriteIndent();
            var isStringSwitch = false;
            var symbol         = TypeProcessor.GetTypeInfo(switchStatement.Expression);

            if (symbol.Type.SpecialType == SpecialType.System_String)
            {
                isStringSwitch = true;
            }

            writer.Write("switch( ");
            Core.Write(writer, switchStatement.Expression);

            writer.Write(isStringSwitch ? ".Text" : "");

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

            //First process all blocks except the section with the default block
            foreach (
                var section in
                switchStatement.Sections.Where(
                    o => o.Labels.None(z => z.Keyword.RawKind == (decimal)SyntaxKind.DefaultKeyword)))
            {
                writer.WriteIndent();

                foreach (var label in section.Labels)
                {
                    //Core.Write(writer, label, true);
                    WriteLabel.Go(writer, (CaseSwitchLabelSyntax)label, isStringSwitch);
                }
                //                writer.Write(" :\r\n");
                writer.Indent++;

                foreach (var statement in section.Statements)
                {
                    if (!(statement is BreakStatementSyntax))
                    {
                        Core.Write(writer, statement);
                    }
                }

                writer.WriteLine("break;");
                writer.Indent--;
            }

            //Now write the default section
            var defaultSection =
                switchStatement.Sections.SingleOrDefault(
                    o => o.Labels.Any(z => z.Keyword.RawKind == (decimal)SyntaxKind.DefaultKeyword));

            if (defaultSection != null)
            {
                // if (defaultSection.Labels.Count > 1)
                //   throw new Exception("Cannot fall-through into or out of the default section of switch statement " + Utility.Descriptor(defaultSection));

                writer.WriteLine("default:\r\n");
                writer.Indent++;

                foreach (var statement in defaultSection.Statements)
                {
                    if (!(statement is BreakStatementSyntax))
                    {
                        Core.Write(writer, statement);
                    }
                }
                writer.WriteLine("break;");
                writer.Indent--;
            }
            else
            {
                writer.WriteLine("default:\r\nbreak;\r\n");
            }

            writer.CloseBrace();
        }
Beispiel #41
0
 public static void Go(OutputWriter writer, DefaultExpressionSyntax node)
 {
     //Need to fix this
     writer.Write("null");
 }
Beispiel #42
0
        public static void WritePostfix(OutputWriter writer, PostfixUnaryExpressionSyntax expression)
        {
            var isProperty = false;

            var symbol = TypeProcessor.GetSymbolInfo(expression.Operand);

            if (symbol.Symbol is IPropertySymbol)
            {
                isProperty = true;
            }


            if (isProperty)
            {
                var symbolName = Core.WriteString(expression.Operand);
                switch (expression.OperatorToken.RawKind)
                {
                case (int)SyntaxKind.MinusMinusToken:
                    if ((symbol.Symbol as IPropertySymbol).IsIndexer)
                    {
                        writer.Write(String.Format("/*{0}--*/((){{auto v={0};auto y=v;{0}=(--y);return v;}})()", symbolName));
                    }
                    else
                    {
                        writer.Write(String.Format("/*{0}--*/((){{auto v={0};auto y=v;{0}(--y);return v;}})()", symbolName));
                    }

                    break;

                case (int)SyntaxKind.PlusPlusToken:
                    if ((symbol.Symbol as IPropertySymbol).IsIndexer)
                    {
                        writer.Write(String.Format("/*{0}++*/((){{auto v={0},y={0};{0}=(++y);return v;}})()", symbolName));
                    }
                    else
                    {
                        writer.Write(String.Format("/*{0}++*/((){{auto v={0},y={0};{0}(++y);return v;}})()", symbolName));
                    }

                    break;

                default:
                    Core.Write(writer, expression.Operand);
                    writer.Write(expression.OperatorToken.Text);
                    break;
                }
            }
            else
            {
                //            if (expression.Operand is MemberAccessExpressionSyntax)
                //            {
                //                var memberAccess = expression.Operand as MemberAccessExpressionSyntax;
                //                var typeInfo = TypeProcessor.GetSymbolInfo(memberAccess.Name);

                //                if (typeInfo.Symbol.Kind == SymbolKind.Property)
                //                {
                //                    switch (expression.OperatorToken.RawKind)
                //                    {
                //                        case (int)SyntaxKind.MinusMinusToken:
                //                          var refactored=  SyntaxFactory.BinaryExpression(SyntaxKind.SimpleAssignmentExpression,
                //                                expression.Operand,
                //                                SyntaxFactory.BinaryExpression(SyntaxKind.AddExpression, expression.Operand,
                //                                    SyntaxFactory.LiteralExpression(SyntaxKind.NumericLiteralExpression,SyntaxFactory.Literal(-1)))
                //                                ).NormalizeWhitespace();
                //                            Core.Write(writer,refactored);
                //                            break;
                //                        case (int)SyntaxKind.PlusPlusToken:
                //                            var refactored1 = SyntaxFactory.BinaryExpression(SyntaxKind.SimpleAssignmentExpression,
                //                                 expression.Operand,
                //                                 SyntaxFactory.BinaryExpression(SyntaxKind.AddExpression, expression.Operand,
                //                                     SyntaxFactory.LiteralExpression(SyntaxKind.NumericLiteralExpression, SyntaxFactory.Literal(+1)))
                //                                 ).NormalizeWhitespace();
                //                            Core.Write(writer, refactored1);
                //                            break;
                //                        default:
                //                            throw new Exception("No support for " + expression.OperatorToken.RawKind + " at " +
                //                                                Utility.Descriptor(expression));
                //                    }
                //                }
                //                else
                //                {
                //                    switch (expression.OperatorToken.RawKind)
                //                    {
                //                        case (int)SyntaxKind.MinusMinusToken:
                //                            Core.Write(writer, expression.Operand);
                //                            writer.Write("--");
                //                            break;
                //                        case (int)SyntaxKind.PlusPlusToken:
                //                            Core.Write(writer, expression.Operand);
                //                            writer.Write("++");
                //                            break;
                //                        default:
                //                            throw new Exception("No support for " + expression.OperatorToken.RawKind + " at " +
                //                                                Utility.Descriptor(expression));
                //                    }
                //                }
                //
                //            }
                //            else
                //            {
                //D's unary operators are a bit different from C# .. i.e. not static
                bool hasOpIncrement = false;
                bool hasOpDecrement = false;

                var typeSymbol = TypeProcessor.GetTypeInfo(expression.Operand).Type;
                if (typeSymbol != null)
                {
                    hasOpIncrement = typeSymbol.GetMembers("op_Increment").Any();

                    hasOpDecrement = typeSymbol.GetMembers("op_Decrement").Any();
                }

                switch (expression.OperatorToken.RawKind)
                {
                case (int)SyntaxKind.MinusMinusToken:
                    if (hasOpDecrement)
                    {
                        var texpression = Core.WriteString(expression.Operand);

                        writer.Write(String.Format("/*{0}--*/({0}={0}.op_Decrement({0}))", texpression));
                    }
                    else
                    {
                        Core.Write(writer, expression.Operand);
                        writer.Write("--");
                    }
                    break;

                case (int)SyntaxKind.PlusPlusToken:
                    if (hasOpIncrement)
                    {
                        var texpression = Core.WriteString(expression.Operand);

                        writer.Write(String.Format("/*{0}--*/({0}={0}.op_Increment({0}))", texpression));
                    }
                    else
                    {
                        Core.Write(writer, expression.Operand);
                        writer.Write("++");
                    }
                    break;

                default:
                    throw new Exception("No support for " + expression.OperatorToken.RawKind + " at " +
                                        Utility.Descriptor(expression));
                }
            }
//            }
        }
Beispiel #43
0
 public static void WriteStatement(OutputWriter writer, ExpressionStatementSyntax statement)
 {
     writer.WriteIndent();
     Write(writer, statement.Expression);
     writer.Write(";\r\n");
 }
 public static void Go(OutputWriter writer, SimpleLambdaExpressionSyntax expression)
 {
     Go(writer, new[] { expression.Parameter }, expression.Body, TypeProcessor.GetTypeInfo(expression));
 }
        public static void Go(OutputWriter writer, VariableDeclarationSyntax declaration)
        {
            foreach (var variable in declaration.Variables)
            {
                ISymbol symbol = TypeProcessor.GetDeclaredSymbol(variable);

                var isRef = false; //UsedAsRef(variable, symbol);

                writer.WriteIndent();
                // writer.Write("var ");

                //                if (isRef) //Not needed c++ can passby ref
                //                {
                //
                //                    var typeStr = TypeProcessor.ConvertType(declaration.Declaration.Type);
                //
                //                    var localSymbol = symbol as ILocalSymbol;
                //                    var ptr = localSymbol != null && !localSymbol.Type.IsValueType?"*" : "";
                //                                        writer.Write("gc::gc_ptr < " + typeStr+ ptr + " >");
                //                    writer.Write("" + typeStr + ptr + "");
                //
                //                    writer.Write(" ");
                //                    writer.Write(WriteIdentifierName.TransformIdentifier(variable.Identifier.Text));
                //
                //                    Program.RefOutSymbols.TryAdd(symbol, null);
                //
                //                    writer.Write(" = std::make_shared < ");
                //                    writer.Write(typeStr + ptr);
                //                    writer.Write(" >(");
                //
                //                    WriteInitializer(writer, declaration, variable);
                //
                //                    writer.Write(")");
                //                }
                //                else
                {
                    var lsymbol = symbol as ILocalSymbol;

                    if (lsymbol != null && lsymbol.Type.IsValueType == false)
                    {
                        writer.Write(" ");
// Ideally Escape analysis should take care of this, but for now all value types are on heap and ref types on stack
                    }

                    writer.Write(TypeProcessor.ConvertType(declaration.Type));

                    if (lsymbol != null && lsymbol.Type.IsValueType == false)
                    {
                        writer.Write(" ");
                    }

                    writer.Write(" ");
                    writer.Write(WriteIdentifierName.TransformIdentifier(variable.Identifier.Text));
                    writer.Write(" = ");

                    WriteInitializer(writer, declaration, variable);
                }

                writer.Write(";\r\n");
            }
        }
        private static void ProcessInitializer(OutputWriter writer, LocalDeclarationStatementSyntax declaration,
                                               VariableDeclaratorSyntax variable)
        {
            var initializer = variable.Initializer;

            if (initializer != null)
            {
                if (initializer.Value.CSharpKind() == SyntaxKind.CollectionInitializerExpression)
                {
                    return;
                }

                var value                  = initializer.Value;
                var initializerType        = TypeProcessor.GetTypeInfo(value);
                var memberaccessexpression = value as MemberAccessExpressionSyntax;
                var nameexpression         = value as NameSyntax;
                var nullAssignment         = value.ToFullString().Trim() == "null";
                var convertedType          = initializerType.ConvertedType;
                var type = initializerType.Type;
                if (type == null && convertedType == null) //TODO: Rare Case (Compiling csnative corlib... need to find a solution, for now just write it out
                {
                    Core.Write(writer, value);
                    return;
                }

                var shouldBox = type != null && (type.IsValueType) &&
                                !convertedType.IsValueType;
                var shouldUnBox = type != null && !type.IsValueType &&
                                  convertedType.IsValueType;
                var isname             = value is NameSyntax;
                var ismemberexpression = value is MemberAccessExpressionSyntax ||
                                         (isname &&
                                          TypeProcessor.GetSymbolInfo(value as NameSyntax).Symbol.Kind ==
                                          SymbolKind.Method);


                var isdelegateassignment = ismemberexpression &&
                                           convertedType.TypeKind == TypeKind.Delegate;
                var isstaticdelegate = isdelegateassignment &&
                                       ((memberaccessexpression != null &&
                                         TypeProcessor.GetSymbolInfo(memberaccessexpression).Symbol.IsStatic) ||
                                        (isname && TypeProcessor.GetSymbolInfo(nameexpression).Symbol.IsStatic));

                //Do we have an implicit converter, if so, use it
                if (shouldBox || shouldUnBox)
                {
                    if (WriteConverter(writer, type, convertedType, value))
                    {
                        return;
                    }
                }

                if (nullAssignment)
                {
                    if (convertedType != null) //Nullable Support
                    {
                        if (convertedType.Name == "Nullable")
                        {
                            var atype = TypeProcessor.ConvertType(convertedType);
                            writer.Write(atype + "()");
                        }
                        else
                        {
                            writer.Write("null");
                        }
                    }
                    return;
                }
                if (shouldBox)
                {
                    WriteBox(writer, type, value);
                    return;
                }
                if (shouldUnBox)
                {
                    WriteUnbox(writer, type, value);
                    return;
                }

                if (isdelegateassignment)
                {
                    WriteDelegateAssignment(writer, convertedType, isstaticdelegate, value);
                    return;
                }

//                if (type == null && convertedType == null)
//                {
//                    writer.Write("null");
//                    return;
//                }

                //CTFE

                /* var aVal =  EvaluateValue(value);
                 * if (String.IsNullOrEmpty(aVal))
                 * {
                 *    writer.Write(aVal);
                 * }
                 * else*/
                Core.Write(writer, value);
            }
            else
            {
                writer.Write(TypeProcessor.DefaultValue(declaration.Declaration.Type));
            }
        }
 private static void WriteUnbox(OutputWriter writer, ITypeSymbol type, ExpressionSyntax value)
 {
     writer.Write("Cast!(" + TypeProcessor.ConvertType(type) + ")(");
     Core.Write(writer, value);
     writer.Write(")");
 }
 public static void Go(OutputWriter writer, AnonymousMethodExpressionSyntax expression)
 {
     Go(writer, expression.ParameterList.Parameters, expression.Block, TypeProcessor.GetTypeInfo(expression));
 }
        public static void Go(OutputWriter writer, ForStatementSyntax forStatement)
        {
            //   writer.WriteLine(); // Beautify the code ...

            var tempWriter = new TempWriter();

            tempWriter.WriteIndent();
            tempWriter.Write("for (");

            foreach (var init in forStatement.Initializers)
            {
                Core.Write(tempWriter, init);
                if (init != forStatement.Initializers.Last())
                {
                    tempWriter.Write(",");
                }
            }

            if (forStatement.Declaration != null)
            {
                var variables = forStatement.Declaration.Variables;
                foreach (var variable in variables)
                {
                    //                    writer.WriteIndent();
                    tempWriter.Write(TypeProcessor.ConvertType(forStatement.Declaration.Type) + " ");
                    tempWriter.Write(WriteIdentifierName.TransformIdentifier(variable.Identifier.ValueText));

                    if (variable.Initializer != null)
                    {
                        tempWriter.Write(" = ");
                        Core.Write(tempWriter, variable.Initializer.Value);
                    }

                    if (variable != variables.LastOrDefault())
                    {
                        tempWriter.Write(",");
                    }
                }
            }

            tempWriter.Write(";");

            if (forStatement.Condition == null)
            {
                tempWriter.Write("true");
            }
            else
            {
                Core.Write(tempWriter, forStatement.Condition);
            }

            tempWriter.Write(";");

            foreach (var iterator in forStatement.Incrementors)
            {
                Core.Write(tempWriter, iterator);

                if (iterator != forStatement.Incrementors.LastOrDefault())
                {
                    tempWriter.Write(",");
                }
            }

            tempWriter.Write(")");

            writer.WriteLine(tempWriter.ToString());
            writer.OpenBrace();
            Core.WriteStatementAsBlock(writer, forStatement.Statement, false);
            writer.CloseBrace();

            //  writer.WriteLine(); // Beautify the code ...
        }
 public static void Go(OutputWriter writer, ContinueStatementSyntax statement)
 {
     writer.WriteLine("continue;");
 }
 public static void Go(OutputWriter writer, ParenthesizedLambdaExpressionSyntax expression)
 {
     Go(writer, expression.ParameterList.Parameters, expression.Body, TypeProcessor.GetTypeInfo(expression));
 }
        private static void ProcessInitializer(OutputWriter writer, VariableDeclarationSyntax declaration,
                                               VariableDeclaratorSyntax variable)
        {
            var initializer = variable.Initializer;

            if (initializer != null)
            {
                if (CSharpExtensions.CSharpKind(initializer.Value) == SyntaxKind.CollectionInitializerExpression)
                {
                    return;
                }
                var value                  = initializer.Value;
                var initializerType        = TypeProcessor.GetTypeInfo(value);
                var memberaccessexpression = value as MemberAccessExpressionSyntax;
                var nameexpression         = value as NameSyntax;
                var nullAssignment         = value.ToFullString().Trim() == "null";
                var shouldBox              = initializerType.Type != null && (initializerType.Type.IsValueType) &&
                                             !initializerType.ConvertedType.IsValueType;
                var shouldUnBox = initializerType.Type != null && !initializerType.Type.IsValueType &&
                                  initializerType.ConvertedType.IsValueType;
                var isname             = value is NameSyntax;
                var ismemberexpression = value is MemberAccessExpressionSyntax ||
                                         (isname &&
                                          TypeProcessor.GetSymbolInfo(value as NameSyntax).Symbol.Kind ==
                                          SymbolKind.Method);
                var isdelegateassignment = ismemberexpression &&
                                           initializerType.ConvertedType.TypeKind == TypeKind.Delegate;
                var isstaticdelegate = isdelegateassignment &&
                                       ((memberaccessexpression != null &&
                                         TypeProcessor.GetSymbolInfo(memberaccessexpression).Symbol.IsStatic) ||
                                        (isname && TypeProcessor.GetSymbolInfo(nameexpression).Symbol.IsStatic));
                var shouldCast = initializerType.Type != initializerType.ConvertedType &&
                                 initializerType.ConvertedType != null;

                if (nullAssignment)
                {
                    if (initializerType.Type != null) //Nullable Support
                    {
                        if (initializerType.Type.Name == "Nullable")
                        {
                            var atype = TypeProcessor.ConvertType(initializerType.Type);
                            writer.Write(atype + "()");
                        }
                    }
                    else
                    {
                        writer.Write("null");
                    }

                    return;
                }
                if (shouldBox)
                {
//Box
                    writer.Write("BOX!(" + TypeProcessor.ConvertType(initializerType.Type) + ")(");
//When passing an argument by ref or out, leave off the .Value suffix
                    Core.Write(writer, value);
                    writer.Write(")");
                    return;
                }
                if (shouldUnBox)
                {
                    writer.Write("cast(" + TypeProcessor.ConvertType(initializerType.Type) + ")(");
                    Core.Write(writer, value);
                    writer.Write(")");
                    return;
                }
                if (initializer.Parent.Parent.Parent is FixedStatementSyntax) // Fixed is a bit special
                {
//TODO write a better fix
                    var type = TypeProcessor.GetTypeInfo(declaration.Type);

                    writer.Write("cast(" + TypeProcessor.ConvertType(type.Type) + ")(");
                    Core.Write(writer, value);
                    writer.Write(")");
                    return;
                }
                if (isdelegateassignment)
                {
                    var typeString = TypeProcessor.ConvertType(initializerType.ConvertedType);

                    var createNew = !(value is ObjectCreationExpressionSyntax);

                    if (createNew)
                    {
                        if (initializerType.ConvertedType.TypeKind == TypeKind.TypeParameter)
                        {
                            writer.Write(" __TypeNew!(" + typeString + ")(");
                        }
                        else
                        {
                            writer.Write("new " + typeString + "(");
                        }
                    }

                    var isStatic = isstaticdelegate;
                    //                    if (isStatic)
                    //                        writer.Write("__ToDelegate(");
                    MemberUtilities.WriteMethodPointer(writer, value);
                    //                    if (isStatic)
                    //                        writer.Write(")");

                    if (createNew)
                    {
                        writer.Write(")");
                    }
                    return;
                }
                if (initializerType.Type == null && initializerType.ConvertedType == null)
                {
                    writer.Write("null");
                    return;
                }
                Core.Write(writer, value);
            }
            else
            {
                writer.Write(TypeProcessor.DefaultValue(declaration.Type));
            }
        }
        private static void Go(OutputWriter writer, IEnumerable <ParameterSyntax> parameters, SyntaxNode body,
                               TypeInfo type)
        {
            var methodSymbol = type.ConvertedType.As <INamedTypeSymbol>().DelegateInvokeMethod.As <IMethodSymbol>();

            var typeStringNoPtr = TypeProcessor.ConvertType(type.ConvertedType);

            if (type.ConvertedType.TypeKind == TypeKind.TypeParameter)
            {
                writer.Write(" __TypeNew!(" + typeStringNoPtr + ")(");
            }
            else
            {
                writer.Write("new " + typeStringNoPtr + "(");
            }

            writer.Write("(");

            var parameterSyntaxs = parameters as ParameterSyntax[] ?? parameters.ToArray();

            for (int pi = 0; pi < parameterSyntaxs.Count(); pi++)
            {
                var parameter = parameterSyntaxs.ElementAt(pi);
                if (pi > 0)
                {
                    writer.Write(", ");
                }

                if (parameter.Type != null)
                {
                    writer.Write(TypeProcessor.ConvertType(parameter.Type) + " ");
                }
                else
                {
                    writer.Write(TypeProcessor.ConvertType(methodSymbol.Parameters[pi].Type) + " ");
                }
                writer.Write(WriteIdentifierName.TransformIdentifier(parameter.Identifier.Text));
            }

            writer.Write(")");

            bool returnsVoid = methodSymbol.ReturnType.ToString() == "void";

            if (body is BlockSyntax)
            {
                writer.Write("\r\n");
                writer.OpenBrace();

                var statements = body.As <BlockSyntax>().Statements;

                var lastStatement = statements.LastOrDefault() as ReturnStatementSyntax;

                var returnStatements = FindReturnStatements(body);

                {
                    foreach (var statement in statements)
                    {
                        if (statement == lastStatement)
                        {
                            writer.WriteIndent();

                            Core.Write(writer, lastStatement);
//                            writer.Write(";\r\n");
                        }
                        else
                        {
                            Core.Write(writer, statement);
                        }
                    }
                }

                writer.Indent--;
                writer.WriteIndent();
                writer.Write("}");
            }
            else
            {
                if (!returnsVoid)
                {
                    writer.Write("=> ");
                    Core.Write(writer, body);
                }
                else
                {
                    writer.Write(" { ");
                    Core.Write(writer, body);
                    writer.Write("; }");
                }
                //writer.Write(" { ");
                //if (!returnsVoid)
                //	writer.Write ("return ");
                //    writer.Write("; }");
            }

//            if (!returnsVoid)
//                writer.Write(TypeProcessor.ConvertTypeWithColon(methodSymbol.ReturnType));
            writer.Write(")");
        }
Beispiel #54
0
        private static void Factory(OutputWriter writer, SyntaxNode node, bool isConst)
        {
            if (node is ConstructorInitializerSyntax)
            {
                WriteConstructorInitializer.Go(writer, node.As <ConstructorInitializerSyntax>());
            }
            else if (node is CheckedExpressionSyntax)
            {
                WriteChecked.Go(writer, node.As <CheckedExpressionSyntax>());
            }
            else if (node is CheckedStatementSyntax)
            {
                WriteChecked.Go(writer, node.As <CheckedStatementSyntax>());
            }
            else if (node is UnsafeStatementSyntax)
            {
                WriteUnsafeStatement.Go(writer, node.As <UnsafeStatementSyntax>());
            }
            else if (node is InitializerExpressionSyntax)
            {
                WriteInitializer.Go(writer, node.As <InitializerExpressionSyntax>());
            }
            else if (node is GotoStatementSyntax)
            {
                WriteGoto.Go(writer, node.As <GotoStatementSyntax>());
            }
            else if (node is CaseSwitchLabelSyntax)
            {
                WriteLabel.Go(writer, node.As <CaseSwitchLabelSyntax>());
            }
            else if (node is LabeledStatementSyntax)
            {
                WriteLabel.Go(writer, node.As <LabeledStatementSyntax>());
            }
            else if (node is OperatorDeclarationSyntax)
            {
                WriteOperatorDeclaration.Go(writer, node.As <OperatorDeclarationSyntax>());
            }
            else if (node is MethodDeclarationSyntax)
            {
                WriteMethod.Go(writer, node.As <MethodDeclarationSyntax>());
            }
            else if (node is PropertyDeclarationSyntax)
            {
                WriteProperty.Go(writer, node.As <PropertyDeclarationSyntax>());
            }
            else if (node is EventDeclarationSyntax)
            {
                WriteEvent.Go(writer, node.As <EventDeclarationSyntax>());
            }
            else if (node is FieldDeclarationSyntax)
            {
                WriteField.Go(writer, node.As <FieldDeclarationSyntax>());
            }
            else if (node is EventFieldDeclarationSyntax)
            {
                WriteField.Go(writer, node.As <EventFieldDeclarationSyntax>());
            }
            else if (node is ConstructorDeclarationSyntax)
            {
                WriteConstructorBody.Go(writer, node.As <ConstructorDeclarationSyntax>());
            }
            else if (node is ExpressionStatementSyntax)
            {
                WriteStatement(writer, node.As <ExpressionStatementSyntax>());
            }
            else if (node is FixedStatementSyntax)
            {
                WriteFixedStatement(writer, node.As <FixedStatementSyntax>());
            }
            else if (node is LocalDeclarationStatementSyntax)
            {
                WriteLocalDeclaration.Go(writer, node.As <LocalDeclarationStatementSyntax>());
            }
            else if (node is VariableDeclarationSyntax)
            {
                WriteVariableDeclaration.Go(writer, node.As <VariableDeclarationSyntax>());
            }
            else if (node is BlockSyntax)
            {
                WriteBlock(writer, node.As <BlockSyntax>());
            }
            else if (node is InvocationExpressionSyntax)
            {
                WriteInvocationExpression.Go(writer, node.As <InvocationExpressionSyntax>());
            }
            else if (node is LiteralExpressionSyntax)
            {
                WriteLiteralExpression.Go(writer, node.As <LiteralExpressionSyntax>(), isConst);
            }
            else if (node is IdentifierNameSyntax)
            {
                WriteIdentifierName.Go(writer, node.As <IdentifierNameSyntax>());
            }
            else if (node is ImplicitArrayCreationExpressionSyntax)
            {
                WriteArrayCreationExpression.Go(writer, node.As <ImplicitArrayCreationExpressionSyntax>());
            }
            else if (node is ArrayCreationExpressionSyntax)
            {
                WriteArrayCreationExpression.Go(writer, node.As <ArrayCreationExpressionSyntax>());
            }
            else if (node is MemberAccessExpressionSyntax)
            {
                WriteMemberAccessExpression.Go(writer, node.As <MemberAccessExpressionSyntax>());
            }
            else if (node is ParenthesizedLambdaExpressionSyntax)
            {
                WriteLambdaExpression.Go(writer, node.As <ParenthesizedLambdaExpressionSyntax>());
            }
            else if (node is SimpleLambdaExpressionSyntax)
            {
                WriteLambdaExpression.Go(writer, node.As <SimpleLambdaExpressionSyntax>());
            }
            else if (node is AnonymousMethodExpressionSyntax)
            {
                WriteLambdaExpression.Go(writer, node.As <AnonymousMethodExpressionSyntax>());
            }
            else if (node is ReturnStatementSyntax)
            {
                WriteReturnStatement.Go(writer, node.As <ReturnStatementSyntax>());
            }
            else if (node is ObjectCreationExpressionSyntax)
            {
                WriteObjectCreationExpression.Go(writer, node.As <ObjectCreationExpressionSyntax>());
            }
            else if (node is ElementAccessExpressionSyntax)
            {
                WriteElementAccessExpression.Go(writer, node.As <ElementAccessExpressionSyntax>());
            }
            else if (node is ForEachStatementSyntax)
            {
                WriteForEachStatement.Go(writer, node.As <ForEachStatementSyntax>());
            }
            else if (node is IfStatementSyntax)
            {
                WriteIfStatement.Go(writer, node.As <IfStatementSyntax>());
            }
            else if (node is BinaryExpressionSyntax)
            {
                WriteBinaryExpression.Go(writer, node.As <BinaryExpressionSyntax>());
            }
            else if (node is AssignmentExpressionSyntax)
            {
                WriteAssignmentExpression.Go(writer, node.As <AssignmentExpressionSyntax>());
            }
            else if (node is ConditionalExpressionSyntax)
            {
                WriteConditionalExpression.Go(writer, node.As <ConditionalExpressionSyntax>());
            }
            else if (node is BaseExpressionSyntax)
            {
                WriteBaseExpression.Go(writer, node.As <BaseExpressionSyntax>());
            }
            else if (node is ThisExpressionSyntax)
            {
                WriteThisExpression.Go(writer, node.As <ThisExpressionSyntax>());
            }
            else if (node is CastExpressionSyntax)
            {
                WriteCastExpression.Go(writer, node.As <CastExpressionSyntax>());
            }
            else if (node is ThrowStatementSyntax)
            {
                WriteThrowStatement.Go(writer, node.As <ThrowStatementSyntax>());
            }
            else if (node is EqualsValueClauseSyntax)
            {
                WriteEqualsValueClause.Go(writer, node.As <EqualsValueClauseSyntax>());
            }
            else if (node is ForStatementSyntax)
            {
                WriteForStatement.Go(writer, node.As <ForStatementSyntax>());
            }
            else if (node is WhileStatementSyntax)
            {
                WriteWhileStatement.Go(writer, node.As <WhileStatementSyntax>());
            }
            else if (node is BreakStatementSyntax)
            {
                WriteBreakStatement.Go(writer, node.As <BreakStatementSyntax>());
            }
            else if (node is ContinueStatementSyntax)
            {
                WriteContinueStatement.Go(writer, node.As <ContinueStatementSyntax>());
            }
            else if (node is DoStatementSyntax)
            {
                WriteDoStatement.Go(writer, node.As <DoStatementSyntax>());
            }
            else if (node is SwitchStatementSyntax)
            {
                WriteSwitchStatement.Go(writer, node.As <SwitchStatementSyntax>());
            }
            else if (node is TryStatementSyntax)
            {
                WriteTryStatement.Go(writer, node.As <TryStatementSyntax>());
            }
            else if (node is UsingStatementSyntax)
            {
                WriteUsingStatement.Go(writer, node.As <UsingStatementSyntax>());
            }
            else if (node is ParenthesizedExpressionSyntax)
            {
                WriteParenthesizedExpression.Go(writer, node.As <ParenthesizedExpressionSyntax>());
            }
            else if (node is LockStatementSyntax)
            {
                WriteLockStatement.Go(writer, node.As <LockStatementSyntax>());
            }
            else if (node is TypeOfExpressionSyntax)
            {
                WriteTypeOfExpression.Go(writer, node.As <TypeOfExpressionSyntax>());
            }
            else if (node is AnonymousObjectCreationExpressionSyntax)
            {
                WriteAnonymousObjectCreationExpression.Go(writer, node.As <AnonymousObjectCreationExpressionSyntax>());
            }
            else if (node is EmptyStatementSyntax)
            {
                return; //ignore empty statements
            }
            else if (node is DelegateDeclarationSyntax)
            {
                return; //don't write delegates - TypeProcessor converts them to function types directly
            }
            else if (node is DefaultExpressionSyntax)
            {
                WriteDefaultExpression.Go(writer, node.As <DefaultExpressionSyntax>());
            }
            else if (node is GenericNameSyntax)
            {
                WriteGenericName.Go(writer, node.As <GenericNameSyntax>());
            }
            else if (node is ConversionOperatorDeclarationSyntax)
            {
                WriteConversionOperatorDeclaration.Go(writer, node.As <ConversionOperatorDeclarationSyntax>());
            }
            else if (node is PrefixUnaryExpressionSyntax)
            {
                WriteUnaryExpression.WritePrefix(writer, node.As <PrefixUnaryExpressionSyntax>());
            }
            else if (node is PostfixUnaryExpressionSyntax)
            {
                WriteUnaryExpression.WritePostfix(writer, node.As <PostfixUnaryExpressionSyntax>());
            }
            else if (node is SizeOfExpressionSyntax)
            {
                WriteSizeOfExpression.Go(writer, node.As <SizeOfExpressionSyntax>());
            }
            else if (node is DestructorDeclarationSyntax)
            {
                WriteDestructorBody.WriteDestructor(writer, node.As <DestructorDeclarationSyntax>());
            }
            else if (node is IndexerDeclarationSyntax)
            {
                WriteIndexer.Go(writer, node.As <IndexerDeclarationSyntax>());
            }
            else if (node is StackAllocArrayCreationExpressionSyntax)
            {
                WriteStackArrayCreation.Go(writer, node.As <StackAllocArrayCreationExpressionSyntax>());
            }
//                writer.Write(node.ToFullString() + "//TODO: StackAlloc not supported yet");
            else if (node is YieldStatementSyntax)
            {
                WriteYieldStatement.Go(writer, node.As <YieldStatementSyntax>());
            }
            else
            {
                throw new NotImplementedException(node.GetType().Name + " is not supported. " + Utility.Descriptor(node));
            }
        }
Beispiel #55
0
 public static void Go(OutputWriter writer, ThisExpressionSyntax expression)
 {
     writer.Write("this");
 }
Beispiel #56
0
        private static void ProcessInitializer(OutputWriter writer, LocalDeclarationStatementSyntax declaration,
                                               VariableDeclaratorSyntax variable)
        {
            var initializer = variable.Initializer;

            if (initializer != null)
            {
                if (initializer.Value.CSharpKind() == SyntaxKind.CollectionInitializerExpression)
                {
                    return;
                }

                var value                  = initializer.Value;
                var initializerType        = TypeProcessor.GetTypeInfo(value);
                var memberaccessexpression = value as MemberAccessExpressionSyntax;
                var nameexpression         = value as NameSyntax;
                var nullAssignment         = value.ToFullString().Trim() == "null";
                var shouldBox              = initializerType.Type != null && initializerType.Type.IsValueType &&
                                             !initializerType.ConvertedType.IsValueType;
                var shouldUnBox = initializerType.Type != null && !initializerType.Type.IsValueType &&
                                  initializerType.ConvertedType.IsValueType;
                var isname             = value is NameSyntax;
                var ismemberexpression = value is MemberAccessExpressionSyntax ||
                                         (isname &&
                                          TypeProcessor.GetSymbolInfo(value as NameSyntax).Symbol.Kind ==
                                          SymbolKind.Method);
                var isdelegateassignment = ismemberexpression &&
                                           initializerType.ConvertedType.TypeKind == TypeKind.Delegate;
                var isstaticdelegate = isdelegateassignment &&
                                       ((memberaccessexpression != null &&
                                         TypeProcessor.GetSymbolInfo(memberaccessexpression).Symbol.IsStatic) ||
                                        (isname && TypeProcessor.GetSymbolInfo(nameexpression).Symbol.IsStatic));

                //Do we have an implicit converter, if so, use it
                if (shouldBox || shouldUnBox)
                {
//			        if (shouldUnBox)
//			        {
//			            bool useType = true;
//
//                        //We should start with exact converters and then move to more generic convertors i.e. base class or integers which are implicitly convertible
//			            var correctConverter = initializerType.Type.GetImplicitCoversionOp(initializerType.Type,initializerType.ConvertedType);
////                            initializerType.Type.GetMembers("op_Implicit").OfType<IMethodSymbol>().FirstOrDefault(h => h.ReturnType == initializerType.Type && h.Parameters[0].Type == initializerType.ConvertedType);
//
//			            if (correctConverter == null)
//			            {
//			                useType = false;
//                            correctConverter =
//                            initializerType.ConvertedType.GetImplicitCoversionOp(initializerType.Type, initializerType.ConvertedType); //.GetMembers("op_Implicit").OfType<IMethodSymbol>().FirstOrDefault(h => h.ReturnType == initializerType.Type && h.Parameters[0].Type == initializerType.ConvertedType);
//                        }
//
//			            if (correctConverter != null)
//			            {
//                            if(useType)
//			                writer.Write(TypeProcessor.ConvertType(initializerType.Type) +"."+ "op_Implicit_" + TypeProcessor.ConvertType(correctConverter.ReturnType));
//                            else
//                            {
//			                writer.Write(TypeProcessor.ConvertType(initializerType.ConvertedType) +"."+ "op_Implicit_" + TypeProcessor.ConvertType(correctConverter.ReturnType));
//
//                            }
//                            writer.Write("(");
//                            Core.Write(writer, value);
//                            writer.Write(")");
//                            return;
//                        }
//                    }
//			        if (shouldBox)
                    {
                        bool useType          = true;
                        var  correctConverter =
                            initializerType.Type.GetImplicitCoversionOp(initializerType.ConvertedType,
                                                                        initializerType.Type);
                        //.GetMembers("op_Implicit").OfType<IMethodSymbol>().FirstOrDefault(h => h.ReturnType == initializerType.ConvertedType && h.Parameters[0].Type == initializerType.Type);

                        if (correctConverter == null)
                        {
                            useType          = false;
                            correctConverter =
                                initializerType.ConvertedType.GetImplicitCoversionOp(initializerType.ConvertedType,
                                                                                     initializerType.Type);
                            //.GetMembers("op_Implicit").OfType<IMethodSymbol>().FirstOrDefault(h => h.ReturnType == initializerType.ConvertedType && h.Parameters[0].Type == initializerType.Type);
                        }

                        if (correctConverter != null)
                        {
                            if (useType)
                            {
                                writer.Write(TypeProcessor.ConvertType(initializerType.Type) + "." + "op_Implicit_" +
                                             TypeProcessor.ConvertType(correctConverter.ReturnType));
                            }
                            else
                            {
                                writer.Write(TypeProcessor.ConvertType(initializerType.ConvertedType) + "." +
                                             "op_Implicit_" + TypeProcessor.ConvertType(correctConverter.ReturnType));
                            }
                            writer.Write("(");
                            Core.Write(writer, value);
                            writer.Write(")");
                            return;
                        }
                    }
                }

                if (nullAssignment)
                {
                    writer.Write("null");
                    return;
                }
                if (shouldBox)
                {
                    //Box
                    writer.Write("BOX!(" + TypeProcessor.ConvertType(initializerType.Type) + ")(");
                    //When passing an argument by ref or out, leave off the .Value suffix
                    Core.Write(writer, value);
                    writer.Write(")");
                    return;
                }
                if (shouldUnBox)
                {
                    //UnBox
                    writer.Write("cast!(" + TypeProcessor.ConvertType(initializerType.Type) + ")(");
                    Core.Write(writer, value);
                    writer.Write(")");
                }
                if (isdelegateassignment)
                {
                    var createNew  = !(value is ObjectCreationExpressionSyntax);
                    var typeString = TypeProcessor.ConvertType(initializerType.ConvertedType);

                    if (createNew)
                    {
                        if (initializerType.ConvertedType.TypeKind == TypeKind.TypeParameter)
                        {
                            writer.Write(" __TypeNew!(" + typeString + ")(");
                        }
                        else
                        {
                            writer.Write("new " + typeString + "(");
                        }
                    }

                    var isStatic = isstaticdelegate;
                    if (isStatic)
                    {
                        writer.Write("__ToDelegate(");
                    }
                    writer.Write("&");

                    Core.Write(writer, value);
                    if (isStatic)
                    {
                        writer.Write(")");
                    }

                    if (createNew)
                    {
                        writer.Write(")");
                    }
                    return;
                }
                if (initializerType.Type == null && initializerType.ConvertedType == null)
                {
                    writer.Write("null");
                    return;
                }
                Core.Write(writer, value);
            }
            else
            {
                writer.Write(TypeProcessor.DefaultValue(declaration.Declaration.Type));
            }
        }
 private static void WriteInitializer(OutputWriter writer, VariableDeclarationSyntax declaration,
                                      VariableDeclaratorSyntax variable)
 {
     ProcessInitializer(writer, declaration, variable);
 }
Beispiel #58
0
        private static bool WriteArrayElements(InitializerExpressionSyntax initializer, OutputWriter writer,
                                               Dictionary <int, int> inferred, int level, bool omitbraces = false)
        {
            level++;
            if (!omitbraces)
            {
                writer.Write("[");
            }

            bool first = true;

            if (!inferred.ContainsKey(level))
            {
                inferred.Add(level, initializer.Expressions.Count);
            }
            foreach (var iexpression in initializer.Expressions)
            {
                if (first)
                {
                    first = false;
                }
                else
                {
                    writer.Write(",");
                }
                if (iexpression is InitializerExpressionSyntax)
                {
                    WriteArrayElements(iexpression as InitializerExpressionSyntax, writer, inferred, level, omitbraces);
                }
                else
                {
                    Core.Write(writer, iexpression);
                }
            }
            if (!omitbraces)
            {
                writer.Write("]");
            }
            return(first);
        }
Beispiel #59
0
        public static void WritePrefix(OutputWriter writer, PrefixUnaryExpressionSyntax expression)
        {
            var isProperty = false;

            var symbol = TypeProcessor.GetSymbolInfo(expression.Operand);

            if (symbol.Symbol is IPropertySymbol)
            {
                isProperty = true;
            }


            if (isProperty)
            {
                var symbolName = Core.WriteString(expression.Operand).ToString().Trim();
                switch (expression.OperatorToken.RawKind)
                {
                case (int)SyntaxKind.MinusMinusToken:
                    if ((symbol.Symbol as IPropertySymbol).IsIndexer)
                    {
                        writer.Write(String.Format("/*--{0}*/((){{ auto v = {0};{0}=(--v);return v;}})()", symbolName));
                    }
                    else
                    {
                        writer.Write(String.Format("/*--{0}*/((){{ auto v = {0};{0}(--v);return v;}})()", symbolName));
                    }
                    break;

                case (int)SyntaxKind.PlusPlusToken:
                    if ((symbol.Symbol as IPropertySymbol).IsIndexer)
                    {
                        writer.Write(String.Format("/*++{0}*/((){{ auto v = {0};{0}=(++v);return v;}})()", symbolName));
                    }
                    else
                    {
                        writer.Write(String.Format("/*++{0}*/((){{ auto v = {0};{0}(++v);return v;}})()", symbolName));
                    }

                    break;

                default:
                    writer.Write(expression.OperatorToken.Text);

                    Core.Write(writer, expression.Operand);


                    break;
                }
            }
            else
            {
                //			Console.WriteLine (expression.ToFullString());
                //				if (expression.OperatorToken.RawKind == (decimal)SyntaxKind.MinusMinusToken)
                //				{
                //
                //					writer.Write ("--");
                //					Core.Write (writer, expression.Operand);
                //				}
                //				else if (expression.OperatorToken.RawKind == (decimal)SyntaxKind.PlusPlusToken)
                //				{
                //					writer.Write ("++");
                //					Core.Write (writer, expression.Operand);
                //				}
                //				else
                //				{
                //					//TODO: cannot take addresses of structs in 32/64-bit mode and subtract them ... really weird d-bug ... leads to wrong math ... should we do a shift ?
                ////				if (expression.OperatorToken.CSharpKind () == SyntaxKind.AmpersandToken) // Take address
                ////				{
                ////					var memberAccess = expression.Operand as MemberAccessExpressionSyntax;
                ////					var simpleName = expression.Operand as NameSyntax;
                ////
                ////					TypeInfo typeOperand;
                ////
                ////					if (memberAccess != null)
                ////						typeOperand = TypeProcessor.GetTypeInfo (memberAccess.Expression);
                ////					if (simpleName != null)
                ////						typeOperand = TypeProcessor.GetTypeInfo (simpleName);
                ////
                ////					var failed = true;
                //
                ////					if (memberAccess != null)
                ////					{
                ////						 failed = false;
                ////						if (typeOperand.Type.TypeKind == TypeKind.Struct)
                ////						{
                ////							var sNAme = (memberAccess.Expression as SimpleNameSyntax).Identifier;
                ////
                ////							writer.Write ("(cast(ulong)(&" + sNAme.ToFullString () + ") + (");
                ////							Core.Write (writer, expression.Operand);
                ////							writer.Write (".offsetof))");
                ////						}
                ////						else
                ////							failed = true;
                ////					}
                ////					else if (simpleName != null)
                ////					{
                ////						failed = false;
                ////
                ////						if (typeOperand.Type.TypeKind == TypeKind.Struct)
                ////						{
                ////							writer.Write ("(&" + simpleName.ToFullString () + " + (");
                ////							Core.Write (writer, expression.Operand);
                ////							writer.Write (".offsetof))");
                ////						}
                ////						else
                ////							failed = true;
                ////					}
                ////
                ////					if(failed)
                ////					{
                ////						writer.Write (expression.OperatorToken.ToString ());
                ////						Core.Write (writer, expression.Operand);
                ////					}
                ////
                ////				}
                ////				else
                //					{
                //						writer.Write (expression.OperatorToken.ToString ());
                //						Core.Write (writer, expression.Operand);
                //					}
                //				}

                //D's unary operators are a bit different from C# .. i.e. not static
                bool hasOpIncrement = false;
                bool hasOpDecrement = false;

                var typeSymbol = TypeProcessor.GetTypeInfo(expression.Operand).Type;
                if (typeSymbol != null)
                {
                    hasOpIncrement = typeSymbol.GetMembers("op_Increment").Any();

                    hasOpDecrement = typeSymbol.GetMembers("op_Decrement").Any();
                }

                switch (expression.OperatorToken.RawKind)
                {
                case (int)SyntaxKind.MinusMinusToken:
                    if (hasOpDecrement)
                    {
                        var texpression = Core.WriteString(expression.Operand);

                        writer.Write(String.Format("/*--{0}*/((){{ auto v = {0};{0}={0}.op_Decrement({0});return v;}})()", texpression));
                    }
                    else
                    {
                        writer.Write("--");
                        Core.Write(writer, expression.Operand);
                    }
                    break;

                case (int)SyntaxKind.PlusPlusToken:
                    if (hasOpIncrement)
                    {
                        var texpression = Core.WriteString(expression.Operand);

                        writer.Write(String.Format("/*++{0}*/((){{ auto v = {0};{0}={0}.op_Increment({0});return v;}})()", texpression));
                    }
                    else
                    {
                        writer.Write("++");
                        Core.Write(writer, expression.Operand);
                    }
                    break;

                default:
                    writer.Write(expression.OperatorToken.Text);

                    Core.Write(writer, expression.Operand);

                    // throw new Exception("No support for " + expression.OperatorToken.RawKind + " at " +
                    //Utility.Descriptor(expression));
                    break;
                }
            }
        }
Beispiel #60
0
        public static void WriteArrayInitializer(this InitializerExpressionSyntax initializer, OutputWriter writer,
                                                 TypeSyntax type = null)
        {
            bool            first     = true;
            ArrayTypeSyntax arrayType = null;

            ExpressionSyntax[] fullDimension    = null;
            var              inferredDimensions = new Dictionary <int, int>();
            ITypeSymbol      aType  = null;
            IArrayTypeSymbol _aType = null;

            if (type != null)
            {
                arrayType = type as ArrayTypeSyntax;

                if (arrayType != null)
                {
                    aType = TypeProcessor.GetTypeInfo(arrayType).Type as IArrayTypeSymbol;
                }
                else
                {
                    aType = (ITypeSymbol)TypeProcessor.GetTypeInfo(type).Type;
                }

                _aType = aType as IArrayTypeSymbol;
            }
            //For ommitedsizes, lets just count manually
            List <int> inferredSizes = new List <int>();

            if (initializer != null)
            {
                if (initializer.Expressions.Count > 0)
                {
                    if (_aType != null)
                    {
                        writer.Write("__CC!(" + TypeProcessor.ConvertType(_aType.ElementType)
                                     /*+ Enumerable.Range (0, _aType.Rank).Select (l => "[]").Aggregate ((a, b) => a + b).ToString ()*/ +
                                     "[])(");
                    }

                    if (_aType.Rank == 1)
                    {
                        first = WriteArrayElements(initializer, writer, inferredDimensions, 0);
                    }
                    else //multi
                    {
                        writer.Write("[");
                        first = WriteArrayElements(initializer, writer, inferredDimensions, 0, true);
                        writer.Write("]");
                    }
                    //inferredDimensions = inferredDimensions.Take (_aType.Rank).ToList();
                    inferredSizes = inferredDimensions.Select(k => k.Value).ToList();
                    if (_aType != null)
                    {
                        writer.Write(")");
                    }
                }
            }

            if (type != null)
            {
                if (arrayType != null && _aType != null)
                {
                    //Don't do this for jagged arrays ...rank = 1 and .GetLength(>0) throws exception
                    //	if(aType.Rank > 1)
                    {
                        fullDimension =
                            arrayType.RankSpecifiers.Select(o => o.Sizes).SelectMany(j => j).ToArray();

                        if (_aType.Rank > 1)
                        {
                            //If we have a multi-array, we have to have dimensions
                            if (!fullDimension.Any(l => l is OmittedArraySizeExpressionSyntax))
                            {
                                for (int i = 0, fullDimensionLength = fullDimension.Length;
                                     i < fullDimensionLength;
                                     i++)
                                {
                                    var dimensions = fullDimension[i];
                                    if (dimensions is OmittedArraySizeExpressionSyntax)
                                    {
                                        continue;
                                    }
                                    if (first)
                                    {
                                        first = false;
                                    }
                                    else
                                    {
                                        writer.Write(" , ");
                                    }
                                    // MultidimArray
                                    Core.Write(writer, dimensions);
                                }
                            }
                            else
                            {
                                for (int i = 0, fullDimensionLength = inferredSizes.Count; i < fullDimensionLength; i++)
                                {
                                    var dimensions = inferredSizes[i];

                                    if (first)
                                    {
                                        first = false;
                                    }
                                    else
                                    {
                                        writer.Write(" , ");
                                    }
                                    // MultidimArray
                                    writer.Write(dimensions.ToString());
                                }
                            }
                        }
                        else
                        {
                            var dimensions = fullDimension[0];

                            if (!(dimensions is OmittedArraySizeExpressionSyntax))
                            {
                                if (first)
                                {
                                    first = false;
                                }
                                else
                                {
                                    writer.Write(" , ");
                                }

                                Core.Write(writer, dimensions);
                            }
                        }
                    }
                }
            }
        }