/// <summary>
/// Sorts the items in the collection by its established keys using the comparer provided.
/// </summary>
/// <param name="keyComparison">The key comparison.</param>
public void SortByKeys(Comparison <TKey> keyComparison)
{
var comparer = new ComparisonComparer <TItem>((x, y) => keyComparison(this.GetKeyForItem(x), this.GetKeyForItem(y)));
this.Sort(comparer);
}
/// <summary>
/// Sorts this instance by the provided comparison object.
/// </summary>
/// <param name="comparison">The comparison.</param>
public void Sort(Comparison <TItem> comparison)
{
var newComparer = new ComparisonComparer <TItem>(comparison);
this.Sort(newComparer);
}