// Puts contents of a #splice into NodeQueue and returns the first item of the splice.
public LNode EnqueueSplice(VList <LNode> spliced, int maxExpansionsInner, int maxExpansions)
{
//Debug.Assert(!IsTarget); should be true except that IsTarget may not have been set yet
MaybeCreateNodeQueue(maxExpansions, ref NodeQueue);
// Enqueue spliced items
foreach (var item in spliced.ToFVList())
{
NodeQueue.PushFirst(Pair.Create(item, maxExpansionsInner));
}
return(NodeQueue.PopFirst().A);
}
public static VList <LNode> Without(this VList <LNode> list, LNode node)
{
int i = list.Count;
foreach (var item in list.ToFVList())
{
i--;
if (item == node)
{
Debug.Assert(list[i] == node);
return(list.RemoveAt(i));
}
}
return(list);
}