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-rw-r--r--XMonad/Actions/GridSelect.hs4
1 files changed, 2 insertions, 2 deletions
diff --git a/XMonad/Actions/GridSelect.hs b/XMonad/Actions/GridSelect.hs
index 66aa952..afc37ae 100644
--- a/XMonad/Actions/GridSelect.hs
+++ b/XMonad/Actions/GridSelect.hs
@@ -251,7 +251,7 @@ liftX = TwoD . lift
evalTwoD :: TwoD a1 a -> TwoDState a1 -> X a
evalTwoD m s = flip evalStateT s $ unTwoD m
-diamondLayer :: (Enum b', Num b') => b' -> [(b', b')]
+diamondLayer :: (Enum a, Num a, Eq a) => a -> [(a, a)]
diamondLayer 0 = [(0,0)]
diamondLayer n =
-- tr = top right
@@ -260,7 +260,7 @@ diamondLayer n =
r = tr ++ (map (\(x,y) -> (y,-x)) tr)
in r ++ (map (negate *** negate) r)
-diamond :: (Enum a, Num a) => [(a, a)]
+diamond :: (Enum a, Num a, Eq a) => [(a, a)]
diamond = concatMap diamondLayer [0..]
diamondRestrict :: Integer -> Integer -> Integer -> Integer -> [(Integer, Integer)]