public static void Go()
{
var partials = TypeState.Instance.Partials;
var first = partials.First();
using (var writer = new HaxeWriter(first.Symbol.ContainingNamespace.FullName(), TypeState.Instance.TypeName))
{
var bases = partials
.Select(o => o.Syntax.BaseList)
.Where(o => o != null)
.SelectMany(o => o.Types)
.Select(o => Program.GetModel(o).GetTypeInfo(o.Type).ConvertedType)
.Distinct()
.ToList();
var interfaces = bases.Where(o => o.TypeKind == TypeKind.Interface).ToList();
TypeState.Instance.DerivesFromObject = bases.Count == interfaces.Count;
writer.WriteLine("package " + first.Symbol.ContainingNamespace.FullName().ToLower() + @";");
WriteImports.Go(writer);
switch (first.Syntax.Kind())
{
case SyntaxKind.ClassDeclaration:
case SyntaxKind.StructDeclaration:
case SyntaxKind.EnumDeclaration:
writer.Write("class ");
break;
case SyntaxKind.InterfaceDeclaration:
writer.Write("interface ");
break;
default:
throw new Exception(first.Syntax.Kind().ToString());
}
writer.Write(TypeState.Instance.TypeName);
if (first.Syntax is TypeDeclarationSyntax)
{
//Look for generic arguments
var genericArgs = partials
.Select(o => o.Syntax)
.Cast <TypeDeclarationSyntax>()
.Where(o => o.TypeParameterList != null)
.SelectMany(o => o.TypeParameterList.Parameters)
.ToList();
if (genericArgs.Count > 0)
{
writer.Write("<");
writer.Write(string.Join(", ", genericArgs.Select(o => WriteMethod.TypeParameter(o, partials.SelectMany(z => z.Syntax.As <TypeDeclarationSyntax>().ConstraintClauses)))));
writer.Write(">");
}
foreach (var baseType in bases)
{
var baseTypeHaxe = TypeProcessor.ConvertType(baseType);
if (baseTypeHaxe.StartsWith("Array<"))
{
continue;
}
writer.Write(" ");
if (baseType.TypeKind == TypeKind.Interface)
{
writer.Write("implements ");
writer.Write(baseTypeHaxe);
}
else
{
writer.Write("extends ");
writer.Write(baseTypeHaxe);
}
}
}
writer.Write("\r\n");
writer.WriteOpenBrace();
if (first.Syntax is EnumDeclarationSyntax)
{
WriteEnumBody.Go(writer, TypeState.Instance.Partials.Select(o => o.Syntax).Cast <EnumDeclarationSyntax>().SelectMany(o => o.Members).Where(o => !Program.DoNotWrite.ContainsKey(o)));
}
else
{
TypeState.Instance.AllMembers = partials.Select(o => o.Syntax).Cast <TypeDeclarationSyntax>().SelectMany(o => o.Members).Where(o => !Program.DoNotWrite.ContainsKey(o)).ToList();
foreach (var partial in partials)
{
foreach (var member in partial.Syntax.As <TypeDeclarationSyntax>().Members)
{
if (!(member is ClassDeclarationSyntax) && !(member is EnumDeclarationSyntax))
{
Core.Write(writer, member);
}
}
}
if (first.Syntax.Kind() != SyntaxKind.InterfaceDeclaration)
{
//Normally constructors will be written as we traverse the tree. However, if there are no constructors, we must manually write them out since there are cases where we need a constructor in haxe while C# had none.
var ctors = TypeState.Instance.AllMembers.OfType <ConstructorDeclarationSyntax>().ToList();
var instanceCtors = ctors.Where(o => !o.Modifiers.Any(SyntaxKind.StaticKeyword));
if (instanceCtors.Count() > 1)
{
throw new Exception("Overloaded constructors are not supported. Consider changing all but one to static Create methods " + Utility.Descriptor(first.Syntax));
}
if (ctors.None(o => o.Modifiers.Any(SyntaxKind.StaticKeyword)))
{
WriteConstructor.WriteStaticConstructor(writer, null);
}
if (instanceCtors.None())
{
WriteConstructor.WriteInstanceConstructor(writer, null);
}
}
}
writer.WriteCloseBrace();
}
}
private static void Factory(HaxeWriter writer, SyntaxNode node)
{
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 FieldDeclarationSyntax)
{
WriteField.Go(writer, node.As <FieldDeclarationSyntax>());
}
else if (node is ConstructorDeclarationSyntax)
{
WriteConstructor.Go(writer, node.As <ConstructorDeclarationSyntax>());
}
else if (node is ExpressionStatementSyntax)
{
WriteStatement(writer, node.As <ExpressionStatementSyntax>());
}
else if (node is LocalDeclarationStatementSyntax)
{
WriteLocalDeclaration.Go(writer, node.As <LocalDeclarationStatementSyntax>());
}
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>());
}
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 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 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 ThrowExpressionSyntax)
{
WriteThrowStatement.GoExpression(writer, node.As <ThrowExpressionSyntax>());
}
else if (node is PrefixUnaryExpressionSyntax)
{
WriteUnaryExpression.Go(writer, node.As <PrefixUnaryExpressionSyntax>());
}
else if (node is PostfixUnaryExpressionSyntax)
{
WriteUnaryExpression.Go(writer, node.As <PostfixUnaryExpressionSyntax>());
}
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 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 ContinueStatementSyntax)
{
WriteContinueStatement.Go(writer, node.As <ContinueStatementSyntax>());
}
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 - we convert them to types directly
}
else if (node is EventFieldDeclarationSyntax)
{
WriteEventFieldDeclaration.Go(writer, node.As <EventFieldDeclarationSyntax>());
}
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 AssignmentExpressionSyntax)
{
WriteAssignmentExpressionSyntax.Go(writer, node.As <AssignmentExpressionSyntax>());
}
else if (node is OperatorDeclarationSyntax)
{
WriteMethod.WriteOperatorDeclaration(writer, node.As <OperatorDeclarationSyntax>());
}
else if (node is IndexerDeclarationSyntax)
{
WriteMethod.WriteIndexerDeclaration(writer, node.As <IndexerDeclarationSyntax>());
}
else
{
throw new NotImplementedException(node.GetType().Name + " is not supported. " + Utility.Descriptor(node));
}
}
public static void WriteInstanceConstructor(HaxeWriter writer, ConstructorDeclarationSyntax ctorOpt)
{
writer.WriteIndent();
writer.Write("public function new(");
Dictionary <string, ExpressionSyntax> deferredDefaults = null;
if (ctorOpt != null)
{
var methodSymbol = Program.GetModel(ctorOpt).GetDeclaredSymbol(ctorOpt);
WriteMethod.WriteParameters(writer, ctorOpt, methodSymbol, out deferredDefaults);
}
writer.Write(")\r\n");
writer.WriteOpenBrace();
if (deferredDefaults != null)
{
foreach (var defer in deferredDefaults)
{
writer.WriteLine("if (" + defer.Key + " == null)");
writer.Indent++;
writer.WriteIndent();
writer.Write(defer.Key);
writer.Write(" = ");
Core.Write(writer, defer.Value);
writer.Write(";\r\n");
writer.Indent--;
}
}
if (!TypeState.Instance.DerivesFromObject)
{
if (ctorOpt == null || ctorOpt.Initializer == null)
{
writer.WriteLine("super();");
}
else
{
if (ctorOpt.Initializer.ThisOrBaseKeyword.ToString() != "base")
{
throw new Exception("Constructor overloading not supported " + Utility.Descriptor(ctorOpt));
}
writer.WriteIndent();
writer.Write("super(");
bool first = true;
foreach (var init in ctorOpt.Initializer.ArgumentList.Arguments)
{
if (first)
{
first = false;
}
else
{
writer.Write(", ");
}
Core.Write(writer, init.Expression);
}
writer.Write(");\r\n");
}
}
if (ctorOpt != null && ctorOpt.Body != null)
{
foreach (var statement in ctorOpt.Body.As <BlockSyntax>().Statements)
{
Core.Write(writer, statement);
}
TriviaProcessor.ProcessTrivias(writer, ctorOpt.Body.DescendantTrivia());
}
writer.WriteCloseBrace();
}
public static void WriteInstanceConstructor(HaxeWriter writer, ConstructorDeclarationSyntax ctorOpt)
{
writer.WriteIndent();
writer.Write("public function new(");
Dictionary <string, ExpressionSyntax> deferredDefaults = null;
if (ctorOpt != null)
{
var methodSymbol = Program.GetModel(ctorOpt).GetDeclaredSymbol(ctorOpt);
WriteMethod.WriteParameters(writer, ctorOpt, methodSymbol, out deferredDefaults);
}
writer.Write(")\r\n");
writer.WriteOpenBrace();
if (deferredDefaults != null)
{
foreach (var defer in deferredDefaults)
{
writer.WriteLine("if (" + defer.Key + " == null)");
writer.Indent++;
writer.WriteIndent();
writer.Write(defer.Key);
writer.Write(" = ");
Core.Write(writer, defer.Value);
writer.Write(";\r\n");
writer.Indent--;
}
}
if (!TypeState.Instance.DerivesFromObject)
{
if (ctorOpt == null || ctorOpt.Initializer == null)
{
writer.WriteLine("super();");
}
else
{
if (ctorOpt.Initializer.ThisOrBaseKeyword.ToString() != "base")
{
throw new Exception("Constructor overloading not supported " + Utility.Descriptor(ctorOpt));
}
writer.WriteIndent();
writer.Write("super(");
bool first = true;
foreach (var init in ctorOpt.Initializer.ArgumentList.Arguments)
{
if (first)
{
first = false;
}
else
{
writer.Write(", ");
}
Core.Write(writer, init.Expression);
}
writer.Write(");\r\n");
}
}
foreach (var field in TypeState.Instance.AllMembers
.OfType <BaseFieldDeclarationSyntax>()
.Where(o => !o.Modifiers.Any(SyntaxKind.StaticKeyword))
.SelectMany(o => o.Declaration.Variables)
.Where(o =>
(o.Initializer != null && !WriteField.IsConst(o.Parent.Parent.As <BaseFieldDeclarationSyntax>().Modifiers, o.Initializer, o.Parent.As <VariableDeclarationSyntax>().Type))
||
(o.Initializer == null && GenerateInitializerForFieldWithoutInitializer(o.Parent.As <VariableDeclarationSyntax>().Type))
||
o.Parent.Parent is EventFieldDeclarationSyntax))
{
var parentType = field.Parent.As <VariableDeclarationSyntax>().Type;
writer.WriteIndent();
writer.Write("this.");
writer.Write(field.Identifier.ValueText);
writer.Write(" = ");
if (field.Parent.Parent is EventFieldDeclarationSyntax)
{
writer.Write("new CsEvent<");
writer.Write(TypeProcessor.ConvertType(parentType));
writer.Write(">()");
}
else if (field.Initializer == null)
{
if (TypeProcessor.ValueToReference(parentType))
{
writer.Write("new ");
writer.Write(TypeProcessor.ConvertType(parentType));
writer.Write("()");
}
else
{
writer.Write(TypeProcessor.DefaultValue(TypeProcessor.ConvertType(parentType)));
}
}
else
{
Core.Write(writer, field.Initializer.Value);
}
writer.Write(";\r\n");
}
if (ctorOpt != null && ctorOpt.Body != null)
{
foreach (var statement in ctorOpt.Body.As <BlockSyntax>().Statements)
{
Core.Write(writer, statement);
}
TriviaProcessor.ProcessTrivias(writer, ctorOpt.Body.DescendantTrivia());
}
writer.WriteCloseBrace();
}