public void Write(ScalaWriter writer)
{
if (this.StringOpt != null)
{
writer.Write(this.StringOpt);
}
else
{
if (ArgumentOpt.NameColon != null)
{
Core.Write(writer, ArgumentOpt.NameColon.Name);
writer.Write(" = ");
}
Core.Write(writer, this.ArgumentOpt.Expression);
WriteEnum.Check(this.ArgumentOpt.Expression);
}
}
public static void Go()
{
var partials = TypeState.Instance.Partials;
var first = partials.First();
using (var writer = new ScalaWriter(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;
var package = first.Symbol.ContainingNamespace.FullName();
if (package.Length > 0)
{
writer.WriteLine("package " + package + @";");
}
WriteImports.Go(writer);
if (first.Syntax is EnumDeclarationSyntax)
{
WriteEnum.Go(writer, TypeState.Instance.Partials.Select(o => o.Syntax).Cast <EnumDeclarationSyntax>().SelectMany(o => o.Members).Where(o => !Program.DoNotWrite.ContainsKey(o)));
return;
}
TypeState.Instance.AllMembers = partials.Select(o => o.Syntax).Cast <TypeDeclarationSyntax>().SelectMany(o => o.Members).Where(o => !Program.DoNotWrite.ContainsKey(o)).ToList();
var allMembersToWrite = TypeState.Instance.AllMembers
.Where(member => !(member is TypeDeclarationSyntax) &&
!(member is EnumDeclarationSyntax) &&
!(member is DelegateDeclarationSyntax))
.ToList();
var instanceCtors = TypeState.Instance.AllMembers.OfType <ConstructorDeclarationSyntax>()
.Where(o => !o.Modifiers.Any(SyntaxKind.StaticKeyword))
.ToList();
if (instanceCtors.Count > 1)
{
throw new Exception("Overloaded constructors are not supported. Consider changing all but one to static Create methods " + Utility.Descriptor(first.Syntax));
}
var ctorOpt = instanceCtors.SingleOrDefault();
foreach (var staticMembers in new[] { true, false })
{
var membersToWrite = allMembersToWrite.Where(o => IsStatic(o) == staticMembers).ToList();
if (membersToWrite.Count == 0 && (staticMembers || partials.Any(o => o.Syntax.Modifiers.Any(SyntaxKind.StaticKeyword))))
{
continue;
}
if (staticMembers)
{
writer.Write("object ");
}
else if (first.Syntax.Kind() == SyntaxKind.InterfaceDeclaration)
{
writer.Write("trait ");
}
else
{
if (partials.Any(o => o.Syntax.Modifiers.Any(SyntaxKind.AbstractKeyword)))
{
writer.Write("abstract ");
}
writer.Write("class ");
}
writer.Write(TypeState.Instance.TypeName);
if (!staticMembers && 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 => TypeParameter(o))));
writer.Write("]");
}
//Write constructor arguments
if (ctorOpt != null && ctorOpt.ParameterList.Parameters.Count > 0)
{
writer.Write("(");
var firstParameter = true;
foreach (var parameter in ctorOpt.ParameterList.Parameters)
{
if (firstParameter)
{
firstParameter = false;
}
else
{
writer.Write(", ");
}
writer.Write(WriteIdentifierName.TransformIdentifier(parameter.Identifier.ValueText));
writer.Write(TypeProcessor.ConvertTypeWithColon(parameter.Type));
if (parameter.Default != null)
{
writer.Write(" = ");
Core.Write(writer, parameter.Default.Value);
}
}
writer.Write(")");
}
bool firstBase = true;
foreach (var baseType in bases.OrderBy(o => o.TypeKind == TypeKind.Interface ? 1 : 0))
{
if (firstBase)
{
writer.Write(" extends ");
}
else
{
writer.Write(" with ");
}
writer.Write(TypeProcessor.ConvertType(baseType));
if (firstBase && ctorOpt != null && ctorOpt.Initializer != null && ctorOpt.Initializer.ArgumentList.Arguments.Count > 0)
{
writer.Write("(");
bool firstArg = true;
foreach (var init in ctorOpt.Initializer.ArgumentList.Arguments)
{
if (firstArg)
{
firstArg = false;
}
else
{
writer.Write(", ");
}
Core.Write(writer, init.Expression);
}
writer.Write(")");
}
firstBase = false;
}
}
writer.Write("\r\n");
writer.WriteOpenBrace();
var fields = membersToWrite.OfType <FieldDeclarationSyntax>().ToList();
var nonFields = membersToWrite.Except(fields);
fields = SortFields(fields);
foreach (var member in fields)
{
Core.Write(writer, member);
}
foreach (var member in nonFields)
{
Core.Write(writer, member);
}
if (!staticMembers && ctorOpt != null && ctorOpt.Body != null && ctorOpt.Body.As <BlockSyntax>().Statements.Count > 0)
{
writer.WriteLine();
Core.WriteBlock(writer, ctorOpt.Body.As <BlockSyntax>(), true); //render braces so local ctor variables don't bleed out into fields
}
writer.WriteCloseBrace();
}
}
}
