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Add unzipM helper function.
[matthijs/master-project/cλash.git]
/
cλash
/
CLasH
/
Utils.hs
diff --git
a/cλash/CLasH/Utils.hs
b/cλash/CLasH/Utils.hs
index 705a46603b42f3f4e4ab16dbbffecae7cd512dd2..3ce4b9ef37c3c6e8dd8d0661fe8f78c8095cc277 100644
(file)
--- a/
cλash/CLasH/Utils.hs
+++ b/
cλash/CLasH/Utils.hs
@@
-1,13
+1,10
@@
-module CLasH.Utils
- ( listBindings
- , listBind
- , makeCached
- ) where
+module CLasH.Utils where
-- Standard Imports
import qualified Maybe
import Data.Accessor
import qualified Data.Map as Map
-- Standard Imports
import qualified Maybe
import Data.Accessor
import qualified Data.Map as Map
+import qualified Control.Monad as Monad
import qualified Control.Monad.Trans.State as State
-- GHC API
import qualified Control.Monad.Trans.State as State
-- GHC API
@@
-69,3
+66,8
@@
makeCached key accessor create = do
value <- create
modA accessor (Map.insert key value)
return value
value <- create
modA accessor (Map.insert key value)
return value
+
+unzipM :: (Monad m) =>
+ m [(a, b)]
+ -> m ([a], [b])
+unzipM = Monad.liftM unzip