haskell-karel/SuperKarel.hs
Matej Focko 170a64ef77
Major refactor
- Use internal modules for helper functions
- Clean up API
- Add `facing` to Karel and `notFacing` to SuperKarel
- Rename functions for creating world and Karel

Signed-off-by: Matej Focko <me@mfocko.xyz>
2020-11-08 19:18:42 +01:00

48 lines
1 KiB
Haskell

module SuperKarel where
import Karel
frontIsBlocked :: Karel -> Bool
frontIsBlocked = not . frontIsClear
leftIsClear :: Karel -> Bool
leftIsClear = frontIsClear . turnLeft
leftIsBlocked :: Karel -> Bool
leftIsBlocked = not . leftIsClear
rightIsClear :: Karel -> Bool
rightIsClear = frontIsClear . turnLeft . turnLeft . turnLeft
rightIsBlocked :: Karel -> Bool
rightIsBlocked = not . rightIsClear
noBeepersPresent :: Karel -> Bool
noBeepersPresent = not . beepersPresent
notFacing :: Direction -> Karel -> Bool
notFacing dir = not . facing dir
notFacingNorth :: Karel -> Bool
notFacingNorth = not . facingNorth
facingSouth :: Karel -> Bool
facingSouth = facing South
notFacingSouth :: Karel -> Bool
notFacingSouth = not . facingSouth
facingEast :: Karel -> Bool
facingEast = facing East
notFacingEast :: Karel -> Bool
notFacingEast = not . facingEast
facingWest :: Karel -> Bool
facingWest = facing West
notFacingWest :: Karel -> Bool
notFacingWest = not . facingWest
noBeepersInBag :: Karel -> Bool
noBeepersInBag = not . beepersInBag