/// <summary>
/// Returns all wires attached to the provided pin.
/// </summary>
public IEnumerable <Wire> GetWires(Pin pin)
{
string id = pin.FullId;
return(wires.Where(x => x.P1.FullId == id || x.P2.FullId == id));
}
/// <summary>
/// Returns the number of wires connected to the provided pin.
/// </summary>
public int GetPinWireCount(Pin pin)
{
return(GetWires(pin).Count());
}