public void Add(TSource item)
{
if (!_bufferOwner.IsValid)
{
_bufferOwner = new BufferOwner <TSource>(MinimumCapacity);
}
if (_itemsCount >= _bufferOwner.Buffer.Length)
{
_bufferOwner.GrowDoubleSize();
}
_bufferOwner.Buffer[_itemsCount++] = item;
}
public ListPool(IEnumerable <TSource> source)
{
if (source is ICollection <TSource> collection)
{
_bufferOwner = new BufferOwner <TSource>(collection.Count);
_itemsCount = collection.Count;
collection.CopyTo(_bufferOwner.Buffer, 0);
}
else
{
_bufferOwner = new BufferOwner <TSource>(MinimumCapacity);
_itemsCount = 0;
using IEnumerator <TSource> enumerator = source.GetEnumerator();
while (enumerator.MoveNext())
{
Add(enumerator.Current);
}
}
}
public void Insert(int index, TSource item)
{
if (index < 0 || index > _itemsCount)
{
throw new ArgumentOutOfRangeException(nameof(index));
}
if (!_bufferOwner.IsValid)
{
_bufferOwner = new BufferOwner <TSource>(MinimumCapacity);
}
if (index >= _bufferOwner.Buffer.Length)
{
_bufferOwner.GrowDoubleSize();
}
if (index < _itemsCount)
{
Array.Copy(_bufferOwner.Buffer, index, _bufferOwner.Buffer, index + 1, _itemsCount - index);
}
_bufferOwner.Buffer[index] = item;
_itemsCount++;
}
public ListPool(int length)
{
_bufferOwner = new BufferOwner <TSource>(length < MinimumCapacity ? MinimumCapacity : length);
_itemsCount = 0;
}