public CircleListNode <T> RemoveNext(CircleListNode <T> node)
{
var nodeToRemove = node.Next;
node.Next = nodeToRemove.Next;
return(nodeToRemove);
}
public CircleListNode <T> AddAfter(CircleListNode <T> node, CircleListNode <T> nextNode)
{
if (node == null)
{
throw new NullReferenceException(nameof(node));
}
if (nextNode == null)
{
throw new NullReferenceException(nameof(nextNode));
}
nextNode.Next = node.Next;
node.Next = nextNode;
return(nextNode);
}
public CircleList(IEnumerable <T> items)
{
CircleListNode <T> previous = null;
foreach (var item in items)
{
var node = new CircleListNode <T>(item);
if (First == null)
{
First = node;
node.Next = First;
}
else
{
AddAfter(previous, node);
}
previous = node;
}
}
public CircleListNode <T> AddAfter(CircleListNode <T> node, T value)
{
return(AddAfter(node, new CircleListNode <T>(value)));
}
