public T this[int index]
{
get
{
Invariant.ArgumentIsInRange <int>(index, "index", new Range <int>(0, this.Count - 1));
return(this.items[index]);
}
}
T IList <T> .this[int index]
{
get
{
Invariant.ArgumentIsInRange <int>(index, "index", new Range <int>(0, this.Count - 1));
return(this[index]);
}
set
{
throw new NotSupportedException();
}
}
public static void InsertRange <TItem>(this IList <TItem> self, int index, IEnumerable <TItem> items)
{
Invariant.ArgumentIsInRange <int>(index, "index", new Range <int>(0, self.Count));
List <TItem> objList = self as List <TItem>;
if (objList != null)
{
objList.InsertRange(index, items);
}
else
{
foreach (TItem obj in items)
{
self.Insert(index++, obj);
}
}
}
public void RemoveAt(int index)
{
Invariant.ArgumentIsInRange <int>(index, "index", new Range <int>(0, this.Count - 1));
this.items.RemoveAt(index);
}