`val newDirectionIndex = (currentDirection + 1) % ...
# getting-startedj
josephivie
12/02/2016, 6:32 PMval newDirectionIndex = (currentDirection + 1) % directionsInRightTurnOrder.sizejosephivie
12/02/2016, 6:32 PMval newDirectionIndex = (currentDirection + 1) % directionsInRightTurnOrder.size