-- |
-- Module : Crypto.PubKey.Internal
-- License : BSD-style
-- Maintainer : Vincent Hanquez <vincent@snarc.org>
-- Stability : experimental
-- Portability : Good
--
module Crypto.PubKey.Internal
( and'
, (&&!)
) where
import Data.List (foldl')
-- | This is a strict version of and
and' :: [Bool] -> Bool
and' l = foldl' (&&!) True l
-- | This is a strict version of &&.
(&&!) :: Bool -> Bool -> Bool
True &&! True = True
True &&! False = False
False &&! True = False
False &&! False = False