public void Add(TrainPart part)
{
if (part == null)
{
throw new ArgumentNullException(nameof(part));
}
if (Parts.Contains(part))
{
return;
}
Parts.Add(part);
}
internal static bool ContainsCall(this TrainPart me, StationCall call)
{
return(me.Train == call.Train && call.SequenceNumber >= me.From.SequenceNumber && call.SequenceNumber <= me.To.SequenceNumber);
}