Revert "Remove instance for deprecated list monad transformer."

This reverts commit bc3adef.
GetShopTV · Jun 18, 2019 · cf0c2a7 · cf0c2a7
1 parent 3153df2
commit cf0c2a7
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/Data/Swagger/Declare.hs b/src/Data/Swagger/Declare.hs
@@ -162,6 +162,10 @@ instance MonadDeclare d m => MonadDeclare d (IdentityT m) where
   declare = lift . declare
   look = lift look
 
+instance MonadDeclare d m => MonadDeclare d (ListT m) where
+  declare = lift . declare
+  look = lift look
+
 instance MonadDeclare d m => MonadDeclare d (MaybeT m) where
   declare = lift . declare
   look = lift look