/// <summary>
/// Consumes whole cake from provider
/// </summary>
/// <param name="destination">Destination.</param>
/// <param name="source">Source.</param>
private static void CopyCake(ICollection <Symbol> destination, ISymbolProvider source)
{
Symbol cakeBase = source.Current;
destination.Add(source.Consume()); // copy base
//"move cake" - while current old symbol is contained in base copy it
while (!source.Empty && cakeBase.Contains(source.Current))
{
destination.Add(source.Consume());
}
}
/// <summary>
/// Consumes all symbols from provider copying them to the destination.
/// </summary>
/// <param name="destination">Destination.</param>
/// <param name="source">Source.</param>
private static void CopyRest(ICollection <Symbol> destination, ISymbolProvider source)
{
while (!source.Empty)
{
destination.Add(source.Consume());
}
}
