cga/Util.hs

31 lines
764 B
Haskell

module Util where
-- |Checks whether the Coordinates are in a given range.
inRange :: Double -- ^ min
-> Double -- ^ max
-> (Double, Double) -- ^ Coordinates to check
-> Bool -- ^ result
inRange min' max' (x, y)
| x <= max' && x >= min' && y <= max' && y >= min' = True
| otherwise = False
cmpExt :: String -> FilePath -> Bool
cmpExt _ [] = False
cmpExt ext fp = ext == getExt fp
getExt :: FilePath -> String
getExt = last .
splitBy (== '.') .
last .
splitBy (== '/')
splitBy :: (a -> Bool) -> [a] -> [[a]]
splitBy f s = case dropWhile f s of
[] -> []
s' -> w : splitBy f s''
where (w, s'') = break f s'