mapExceptT

Author: functora

pub/functora/src/prelude/Functora/Prelude.hs

@@ -191,7 +191,11 @@ import Control.Monad.Extra as X
     whileJustM,
     whileM,
   )
-import Control.Monad.Trans.Except as X (catchE, throwE)
+import Control.Monad.Trans.Except as X
+  ( catchE,
+    mapExceptT,
+    throwE,
+  )
 import Control.Monad.Trans.Reader as X (mapReaderT)
 import Data.Binary as X (Binary)
 import qualified Data.ByteString as BS