protected virtual ISelectionVisitorAction VisitChildren(
IOutputField field,
TContext context)
{
IOutputType type = field.Type;
SelectionSetNode?selectionSet =
context.SelectionSetNodes.Peek();
INamedType namedType = type.NamedType();
if (namedType.IsAbstractType())
{
IReadOnlyList <ObjectType> possibleTypes =
context.Context.Schema.GetPossibleTypes(field.Type.NamedType());
foreach (var possibleType in possibleTypes)
{
ISelectionVisitorAction result =
VisitObjectType(field, possibleType, selectionSet, context);
if (result != Continue)
{
return(result);
}
}
}
else if (namedType is ObjectType a)
{
return(VisitObjectType(field, a, selectionSet, context));
}
return(DefaultAction);
}
private IEnumerable <IType> GetPossibleTypes(ISchema schema, INamedType type)
{
if (type.IsAbstractType())
{
return(schema.GetPossibleTypes(type));
}
return(null);
}