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authorGriffin Smith <grfn@gws.fyi>2020-06-28T20·43-0400
committerglittershark <grfn@gws.fyi>2020-06-28T23·38+0000
commit6c7e14d2dcd3a3b124dc035e8feb8e79534cd66a (patch)
treef551473902e566c03746a8dd2014634a48a2c434 /users/glittershark/xanthous/src/Xanthous/Prelude.hs
parent20bc4aa10dffcbcc42139afafa10aa5f7a5090bb (diff)
feat(xan): Use Witherable in the prelude r/1110
Install the witherable library, expose it in the prelude, and update all
call sites that are broken by that change.

This is a really nice library, and basically the ideal abstraction layer
for what it does.

Change-Id: I640e099318c1ecce0ad483bc336c379698bdab88
Reviewed-on: https://cl.tvl.fyi/c/depot/+/725
Reviewed-by: glittershark <grfn@gws.fyi>
Diffstat (limited to 'users/glittershark/xanthous/src/Xanthous/Prelude.hs')
-rw-r--r--users/glittershark/xanthous/src/Xanthous/Prelude.hs11
1 files changed, 10 insertions, 1 deletions
diff --git a/users/glittershark/xanthous/src/Xanthous/Prelude.hs b/users/glittershark/xanthous/src/Xanthous/Prelude.hs
index 9a4ca0149f1a..b4f13332467e 100644
--- a/users/glittershark/xanthous/src/Xanthous/Prelude.hs
+++ b/users/glittershark/xanthous/src/Xanthous/Prelude.hs
@@ -7,7 +7,9 @@ module Xanthous.Prelude
   , module Control.Lens
   , module Data.Void
   , module Control.Comonad
+  , module Data.Witherable
 
+  , (&!)
 
     -- * Classy-Prelude addons
   , ninsertSet
@@ -16,12 +18,15 @@ module Xanthous.Prelude
   ) where
 --------------------------------------------------------------------------------
 import ClassyPrelude hiding
-  (return, (<|), unsnoc, uncons, cons, snoc, index, (<.>), Index, say)
+  ( return, (<|), unsnoc, uncons, cons, snoc, index, (<.>), Index, say
+  , catMaybes, filter, mapMaybe, hashNub, ordNub
+  )
 import Data.Kind
 import GHC.TypeLits hiding (Text)
 import Control.Lens hiding (levels, Level)
 import Data.Void
 import Control.Comonad
+import Data.Witherable
 --------------------------------------------------------------------------------
 
 ninsertSet
@@ -34,3 +39,7 @@ ndeleteSet x = deleteSet x . toNullable
 
 toVector :: (MonoFoldable (f a), Element (f a) ~ a) => f a -> Vector a
 toVector = fromList . toList
+
+infixl 1 &!
+(&!) :: a -> (a -> b) -> b
+(&!) = flip ($!)