protected sealed override RoType[] ComputeGenericParameterConstraints()
{
MetadataReader reader = Reader;
GenericParameterConstraintHandleCollection handles = GenericParameter.GetConstraints();
int count = handles.Count;
if (count == 0)
{
return(Array.Empty <RoType>());
}
RoType[] constraints = new RoType[count];
int index = 0;
foreach (GenericParameterConstraintHandle h in handles)
{
RoType constraint = h.GetGenericParameterConstraint(reader).Type.ResolveTypeDefRefOrSpec(GetEcmaModule(), TypeContext);
constraints[index++] = constraint;
}
return(constraints);
}
private GenericParameterWrapper(AssemblyMetadata assemblyMetadata, IHandleTypeNamedWrapper owner, GenericParameterHandle handle, GenericParameterAttributes genericParameterAttribute)
{
AssemblyMetadata = assemblyMetadata;
Owner = owner;
Handle = handle;
_genericParameterAttribute = genericParameterAttribute;
GenericParameter = assemblyMetadata.MetadataReader.GetGenericParameter(handle);
_attributes = new Lazy <IReadOnlyList <AttributeWrapper> >(() => AttributeWrapper.CreateChecked(GenericParameter.GetCustomAttributes(), assemblyMetadata), LazyThreadSafetyMode.PublicationOnly);
_parent = new Lazy <IHandleTypeNamedWrapper?>(() => WrapperFactory.Create(GenericParameter.Parent, assemblyMetadata), LazyThreadSafetyMode.PublicationOnly);
_name = new Lazy <string>(() => GenericParameter.Name.GetName(assemblyMetadata));
switch (genericParameterAttribute & GenericParameterAttributes.VarianceMask)
{
case GenericParameterAttributes.Contravariant:
Variance = VarianceType.Contravariant;
break;
case GenericParameterAttributes.Covariant:
Variance = VarianceType.Covariant;
break;
default:
Variance = VarianceType.Invariant;
break;
}
_constraints = new Lazy <IReadOnlyList <GenericParameterConstraintWrapper> >(() => GenericParameterConstraintWrapper.CreateChecked(GenericParameter.GetConstraints(), this, AssemblyMetadata), LazyThreadSafetyMode.PublicationOnly);
}
