public override void Insert(int index, T value)
{
if (this._count >= 1 || index >= 1)
{
throw new ArgumentOutOfRangeException("index");
}
this._loneEntry = value;
SingleItemList <T> singleItemList = this;
singleItemList._count = singleItemList._count + 1;
}
public override void RemoveAt(int index)
{
if (index != 0)
{
throw new ArgumentOutOfRangeException("index");
}
this._loneEntry = default(T);
SingleItemList <T> singleItemList = this;
singleItemList._count = singleItemList._count - 1;
}
public override FrugalListStoreState Add(T value)
{
if (this._count != 0)
{
return(FrugalListStoreState.ThreeItemList);
}
this._loneEntry = value;
SingleItemList <T> singleItemList = this;
singleItemList._count = singleItemList._count + 1;
return(FrugalListStoreState.Success);
}
public override bool Remove(T value)
{
if (!this._loneEntry.Equals(value))
{
return(false);
}
this._loneEntry = default(T);
SingleItemList <T> singleItemList = this;
singleItemList._count = singleItemList._count - 1;
return(true);
}
public void Promote(SingleItemList <T> oldList)
{
this.SetCount(oldList.Count);
this.SetAt(0, oldList.EntryAt(0));
}