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|
{-# LANGUAGE NoImplicitPrelude #-}
module Data.List
(
module Data.Foldable
-- , module Data.Traversable
, module Data.OldList
) where
import Data.Foldable hiding (toList)
--import Data.Traversable
import Data.OldList hiding (all, any, and, concat, concatMap, elem, find,
foldl, foldl1, foldl', foldr, foldr1,
-- mapAccumL, mapAccumR, -- from Traversable,
fold, foldMap, foldMap', fold, foldr, foldr', foldl, foldl',
maximum, minimum, -- maximumBy, minimumBy,
length, notElem, null, or, product, sum)
import Data.Semigroup
import Data.Monoid
instance Semigroup [a] where
(<>) = (++)
instance Monoid [a] where
mempty = []
mconcat xss = [x | xs <- xss, x <- xs]
|
