public bool TryGetScalarGraphType(out Type type)
{
type = OverriddenGraphType;
if (type != null)
{
return(true);
}
if (!_scalarTypeMap.TryGetGraphType(Property.PropertyType, out type))
{
return(false);
}
if (Nullability == Nullability.Unspecified)
{
return(true);
}
if (Nullability == Nullability.NonNull)
{
type = type.MakeNonNullable();
}
else if (Nullability == Nullability.Nullable)
{
type = type.UnwrapNonNullable();
}
return(true);
}
protected override IGraphType GetGraphType(GraphTypeCache cache, IServiceCollection services)
{
if (_scalarTypeMap.TryGetGraphType(typeof(TProp), out var scalarGraphType))
{
var listGraphType = typeof(ListGraphType <>).MakeGenericType(scalarGraphType);
var listTypeInstance = (ListGraphType)Activator.CreateInstance(listGraphType);
listTypeInstance.ResolvedType = (IGraphType)Activator.CreateInstance(scalarGraphType);
if (listTypeInstance.ResolvedType is NonNullGraphType elemTypeInstance)
{
elemTypeInstance.ResolvedType = (IGraphType)Activator.CreateInstance(scalarGraphType.GetGenericArguments().Single());
}
return(listTypeInstance);
}
return(new ListGraphType(cache.GetOrCreate(typeof(TProp), services)));
}
