private static IEnumerable <ChessMove> MoveWhileValid(
ChessboardPosition currentPosition, PositionChange positionChange)
{
var initialPosition = currentPosition;
var chessMoves = new List <ChessMove>();
while (currentPosition.CanMoveBy(positionChange))
{
var nextPosition = currentPosition.MovedBy(positionChange);
chessMoves.Add(new ChessMove(initialPosition, nextPosition));
currentPosition = nextPosition;
}
return(chessMoves);
}
public IEnumerable <ChessMove> GetPossibleMoves(ChessboardPosition currentPosition)
{
return(AllowedMoves
.Where(currentPosition.CanMoveBy)
.Select(move => new ChessMove(currentPosition, currentPosition.MovedBy(move))));
}