private void CheckForCyclesInternal(
ref Subgraph used,
BindingExtenderBox box,
IBindingContainer bindingContainer
)
{
if (used is null)
{
throw new ArgumentNullException(nameof(used));
}
if (box is null)
{
throw new ArgumentNullException(nameof(box));
}
if (bindingContainer is null)
{
throw new ArgumentNullException(nameof(bindingContainer));
}
used.AppendOrFailIfExists(
bindingContainer,
!bindingContainer.IsConditional
);
if (box.TryGetChildren(bindingContainer, true, out var pairs))
{
foreach (var pair in pairs)
{
var used2 = used.Clone();
CheckForCyclesInternal(
ref used2,
box,
pair.BindingExtender.BindingContainer
);
}
}
}
