From 6eaaf3d8ce6025932990de6fa697d14c9651be76 Mon Sep 17 00:00:00 2001
From: Ben Sima <ben@bsima.me>
Date: Thu, 24 Dec 2020 14:24:16 -0500
Subject: linting fixes and cleanup

---
 System/Random/Shuffle.hs | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

(limited to 'System')

diff --git a/System/Random/Shuffle.hs b/System/Random/Shuffle.hs
index d3cd387..d26361f 100644
--- a/System/Random/Shuffle.hs
+++ b/System/Random/Shuffle.hs
@@ -16,7 +16,7 @@
 --     main = do
 --       rng <- newStdGen
 --       let xs = [1,2,3,4,5]
---       print $ shuffle' xs (length xs) rng
+--       print <| shuffle' xs (length xs) rng
 module System.Random.Shuffle
   ( shuffle,
     shuffle',
@@ -48,10 +48,10 @@ data Tree a
 
 -- | Convert a sequence (e1...en) to a complete binary tree
 buildTree :: [a] -> Tree a
-buildTree = fix growLevel . map Leaf
+buildTree = fix growLevel <. map Leaf
   where
     growLevel _ [node] = node
-    growLevel self l = self $ inner l
+    growLevel self l = self <| inner l
     inner [] = []
     inner [e] = [e]
     inner (e1 : e2 : es) = e1 `seq` e2 `seq` join e1 e2 : inner es
@@ -92,13 +92,13 @@ shuffle elements = shuffleTree (buildTree elements)
 --  generator, compute the corresponding permutation of the input
 --  sequence.
 shuffle' :: RandomGen gen => [a] -> Int -> gen -> [a]
-shuffle' elements len = shuffle elements . rseq len
+shuffle' elements len = shuffle elements <. rseq len
   where
     -- The sequence (r1,...r[n-1]) of numbers such that r[i] is an
     -- independent sample from a uniform random distribution
     -- [0..n-i]
     rseq :: RandomGen gen => Int -> gen -> [Int]
-    rseq n = map fst . rseq' (n - 1)
+    rseq n = map fst <. rseq' (n - 1)
       where
         rseq' :: RandomGen gen => Int -> gen -> [(Int, gen)]
         rseq' 0 _ = []
-- 
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