public bool IsDescendant(TreePath other)
{
if (this.Value == other.Value) return true;
return this.Parts.Length > other.Parts.Length && Compare(this.Parts, other.Parts, other.Parts.Length);
}
public bool IsAncestor(TreePath other)
{
if (this.Value == other.Value) return true;
return this.Parts.Length < other.Parts.Length && Compare(this.Parts, other.Parts, this.Parts.Length);
}