private void FindSelectedNodes()
{
SyntaxList <TNode> .Enumerator en = UnderlyingList.GetEnumerator();
if (en.MoveNext())
{
int i = 0;
while (Span.Start >= en.Current.FullSpan.End &&
en.MoveNext())
{
i++;
}
if (Span.Start >= en.Current.FullSpan.Start &&
Span.Start <= en.Current.Span.Start)
{
int j = i;
while (Span.End > en.Current.FullSpan.End &&
en.MoveNext())
{
j++;
}
if (Span.End >= en.Current.Span.End &&
Span.End <= en.Current.FullSpan.End)
{
_firstIndex = i;
_lastIndex = j;
}
}
}
}
public T Peek()
{
if (Count == 0)
{
throw new Exception("No item to dequeue.");
}
T item = UnderlyingList.First();
return(item);
}
public T Peek()
{
if (UnderlyingList.LongCount == 0)
{
throw new Exception("No item to dequeue.");
}
T item = UnderlyingList.GetAtIndex(UnderlyingList.LongCount - 1);
return(item);
}
public T Dequeue()
{
if (!UnderlyingList.Any())
{
throw new Exception("Nothing to dequeue.");
}
T item = UnderlyingList.First();
UnderlyingList.RemoveAtIndex(0);
return(item);
}
public void Enqueue(T item)
{
UnderlyingList.Add(item);
}
public void Push(T item)
{
UnderlyingList.Add(item);
}