/// <summary>
/// Fast test for the existence of any intersection between the current list and another
/// </summary>
public bool HasIntersection(InkList otherList)
{
foreach (var kv in this)
{
if (otherList.ContainsKey(kv.Key))
{
return(true);
}
}
return(false);
}
/// <summary>
/// Returns a new list that is the intersection of the current list with another
/// list that's passed in - i.e. a list of the items that are shared between the
/// two other lists. Equivalent to calling (list1 ^ list2) in ink.
/// </summary>
public InkList Intersect(InkList otherList)
{
var intersection = new InkList();
foreach (var kv in this)
{
if (otherList.ContainsKey(kv.Key))
{
intersection.Add(kv.Key, kv.Value);
}
}
return(intersection);
}
