/// <summary>
/// Look for all partial routes that are an extension of the initial partial route.
/// </summary>
private static IEnumerable <PartialRoute> FindNextStep(IRailway railway, PartialRoute initial)
{
var edge = FindConnectedEdge(railway, initial.LastRoute);
if (edge == null)
{
yield break;
}
foreach (var route in edge.Module.Routes.Where(route => route.From == edge))
{
yield return(new PartialRoute(initial, route));
}
}
/// <summary>
/// Is this equal to other?
/// </summary>
public bool Equals(PartialRoute other)
{
return((other != null) && (routes.Equals(other.routes)));
}
/// <summary>
/// Clone ctor
/// </summary>
public PartialRoute(PartialRoute source, IRoute addition)
{
routes.AddRange(source.routes);
routes.Add(addition);
}
