{-# LANGUAGE Trustworthy #-} {-# LANGUAGE NoImplicitPrelude #-} ----------------------------------------------------------------------------- -- | -- Module : Data.Bool -- Copyright : (c) The University of Glasgow 2001 -- License : BSD-style (see the file libraries/base/LICENSE) -- -- Maintainer : libraries@haskell.org -- Stability : experimental -- Portability : portable -- -- The 'Bool' type and related functions. -- ----------------------------------------------------------------------------- module Data.Bool ( -- * Booleans Bool(..), -- ** Operations (&&), (||), not, otherwise, bool, ) where import GHC.Base -- | Case analysis for the 'Bool' type. -- @bool a b p@ evaluates to @a@ when @p@ is @False@, and evaluates to @b@ -- when @p@ is @True@. -- -- /Since: 4.7.0.0/ bool :: a -> a -> Bool -> a bool f _ False = f bool _ t True = t