public static void Go(ScalaWriter writer, PropertyDeclarationSyntax property)
{
Action <AccessorDeclarationSyntax, bool> writeRegion = (region, get) =>
{
writer.WriteIndent();
if (property.Modifiers.Any(SyntaxKind.OverrideKeyword))
{
writer.Write("override ");
}
if (property.Modifiers.Any(SyntaxKind.PrivateKeyword))
{
writer.Write("private ");
}
writer.Write("def ");
writer.Write(WriteIdentifierName.TransformIdentifier(property.Identifier.ValueText));
if (get)
{
writer.Write(TypeProcessor.ConvertTypeWithColon(property.Type));
}
else
{
writer.Write("_=(value");
writer.Write(TypeProcessor.ConvertTypeWithColon(property.Type));
writer.Write(")");
}
if (property.Modifiers.Any(SyntaxKind.AbstractKeyword) || region.Body == null)
{
writer.Write(";\r\n");
}
else
{
writer.Write(" =\r\n");
Core.WriteBlock(writer, region.Body.As <BlockSyntax>());
}
};
var getter = property.AccessorList.Accessors.SingleOrDefault(o => o.Keyword.Kind() == SyntaxKind.GetKeyword);
var setter = property.AccessorList.Accessors.SingleOrDefault(o => o.Keyword.Kind() == SyntaxKind.SetKeyword);
if (getter == null && setter == null)
{
throw new Exception("Property must have either a get or a set");
}
if (getter != null && setter != null && setter.Body == null && getter.Body == null)
{
//Both get and set are null, which means this is an automatic property. For our purposes, this is the equivilant of a field
WriteField.Go(writer, property.Modifiers, WriteIdentifierName.TransformIdentifier(property.Identifier.ValueText), property.Type);
}
else
{
if (getter != null)
{
writeRegion(getter, true);
}
else if (setter != null)
{
//Scala does not allow having a setter without a getter. Write out a getter.
writer.Write("def ");
writer.Write(WriteIdentifierName.TransformIdentifier(property.Identifier.ValueText));
writer.Write(TypeProcessor.ConvertTypeWithColon(property.Type));
writer.Write(" =\r\n");
writer.WriteOpenBrace();
writer.WriteLine("throw new Exception(\"No getter defined\");");
writer.WriteCloseBrace();
}
if (setter != null)
{
writeRegion(setter, false);
}
}
}
private static void Factory(ScalaWriter writer, SyntaxNode node, bool isConst)
{
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)
{
WriteConstructorBody.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>(), 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 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)
{
WriteBinaryExpression.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 ThrowExpressionSyntax)
{
WriteThrowStatement.WriteThrowExpression(writer, node.As <ThrowExpressionSyntax>());
}
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
{
throw new NotImplementedException(node.GetType().Name + " is not supported. " + Utility.Descriptor(node));
}
}
