static void DumpGenericInfo(TextWriter writer, SwiftNominalTypeDescriptor desc)
{
if (!desc.IsGeneric())
{
return;
}
writer.WriteLine($"Generic parameters: {desc.GetGenericParamCount ()} ({desc.GetPrimaryGenericParamCount ()} primary)");
}
internal static unsafe SwiftMetatype ExistentialContainerMetadata(SwiftNominalTypeDescriptor descriptor)
{
var arr = stackalloc IntPtr [1];
arr [0] = descriptor.Handle;
var result = swift_getExistentialTypeMetadata(1, IntPtr.Zero, 1, new IntPtr(arr));
return(new SwiftMetatype(result));
}
static string NameFromClassObject(SwiftClassObject classObj)
{
if (classObj.IsNominalTypeDescriptorValid)
{
SwiftNominalTypeDescriptor nom = classObj.NominalTypeDescriptor;
return(nom.GetMangledName());
}
else
{
return(null);
}
}
static void DumpNominalTypeDescriptor(TextWriter writer, SwiftNominalTypeDescriptor desc)
{
// In this code, desc.GetKind() will always be for a class, but you never know.
switch (desc.GetKind())
{
case NominalTypeDescriptorKind.Class:
DumpClassTypeDescriptor(writer, desc);
break;
case NominalTypeDescriptorKind.Enum:
DumpEnumTypeDescriptor(writer, desc);
break;
case NominalTypeDescriptorKind.Struct:
DumpStructTypeDescriptor(writer, desc);
break;
case NominalTypeDescriptorKind.None:
writer.WriteLine("Unknown descriptor type.");
break;
}
}
public static SwiftProtocolWitnessTable ConformsToSwiftProtocol(SwiftMetatype metadata, SwiftNominalTypeDescriptor protocolDescriptor)
{
return(new SwiftProtocolWitnessTable(swift_conformsToProtocol(metadata, protocolDescriptor)));
}
static extern IntPtr swift_conformsToProtocol(SwiftMetatype metadata, SwiftNominalTypeDescriptor protocolDescriptor);
static void DumpStructTypeDescriptor(TextWriter writer, SwiftNominalTypeDescriptor desc)
{
DumpLabeledList(writer, "Fields", desc.GetFieldNames());
DumpGenericInfo(writer, desc);
}
static void DumpEnumTypeDescriptor(TextWriter writer, SwiftNominalTypeDescriptor desc)
{
DumpLabeledList(writer, $"Cases ({desc.GetPayloadCaseCount ()} with payloads, {desc.GetEmptyCaseCount ()} empty)", desc.GetCaseNames());
DumpGenericInfo(writer, desc);
}
