, take
, drop
, select
--- , group
, (<+)
, (++)
, map
, concat
, reverse
, iterate
+ , iteraten
, generate
+ , generaten
, copy
, copyn
) where
vectorCPS :: [a] -> (forall s . NaturalT s => TFVec s a -> w) -> w
vectorCPS xs = unsafeVectorCPS (toInteger (P.length xs)) xs
+-- FIXME: Not the most elegant solution... but it works for now in clash
vectorTH :: Lift a => [a] -> ExpQ
-vectorTH xs = (vectorCPS xs) lift
+-- vectorTH xs = (vectorCPS xs) lift
+vectorTH [] = [| empty |]
+vectorTH (x:xs) = [| x +> $(vectorTH xs) |]
unsafeVector :: NaturalT s => s -> [a] -> TFVec s a
unsafeVector l xs
| otherwise = []
selectFirst0 _ 0 [] = []
--- group :: PositiveT n => n -> TFVec s a -> TFVec (Div s n) (TFVec n a)
--- group n = liftV (group' (fromIntegerT n))
--- where group' :: Int -> [a] -> [TFVec s a]
--- group' n xs = case splitAtM n xs of
--- Nothing -> []
--- Just (ls, rs) -> TFVec ls : group' n rs
-
(<+) :: TFVec s a -> a -> TFVec (Succ s) a
(<+) (TFVec xs) x = TFVec (xs P.++ [x])
TFVec s a -> a -> TFVec s a
shiftr xs x = tail xs <+ x
-rotl :: (PositiveT s, s ~ Succ (Pred s)) => TFVec s a -> TFVec s a
-rotl xs = last xs +> init xs
-
-rotr :: (PositiveT s, s ~ Succ (Pred s)) => TFVec s a -> TFVec s a
-rotr xs = tail xs <+ head xs
+rotl :: forall s a . NaturalT s => TFVec s a -> TFVec s a
+rotl = liftV rotl'
+ where vlen = fromIntegerT (undefined :: s)
+ rotl' [] = []
+ rotl' xs = let (i,[l]) = splitAt (vlen - 1) xs
+ in l : i
+
+rotr :: NaturalT s => TFVec s a -> TFVec s a
+rotr = liftV rotr'
+ where
+ rotr' [] = []
+ rotr' (x:xs) = xs P.++ [x]
concat :: TFVec s1 (TFVec s2 a) -> TFVec (s1 :*: s2) a
concat = liftV (P.foldr ((P.++).unTFVec) [])
reverse :: TFVec s a -> TFVec s a
reverse = liftV P.reverse
-iterate :: NaturalT s => s -> (a -> a) -> a -> TFVec s a
-iterate s f x = let s' = fromIntegerT s in TFVec (P.take s' $ P.iterate f x)
+iterate :: NaturalT s => (a -> a) -> a -> TFVec s a
+iterate = iteraten (undefined :: s)
+
+iteraten :: NaturalT s => s -> (a -> a) -> a -> TFVec s a
+iteraten s f x = let s' = fromIntegerT s in TFVec (P.take s' $ P.iterate f x)
+
+generate :: NaturalT s => (a -> a) -> a -> TFVec s a
+generate = generaten (undefined :: s)
-generate :: NaturalT s => s -> (a -> a) -> a -> TFVec s a
-generate s f x = let s' = fromIntegerT s in TFVec (P.take s' $ P.tail $ P.iterate f x)
+generaten :: NaturalT s => s -> (a -> a) -> a -> TFVec s a
+generaten s f x = let s' = fromIntegerT s in TFVec (P.take s' $ P.tail $ P.iterate f x)
copy :: NaturalT s => a -> TFVec s a
copy x = copyn (undefined :: s) x
copyn :: NaturalT s => s -> a -> TFVec s a
-copyn s x = iterate s id x
+copyn s x = iteraten s id x
-- =============
-- = Instances =