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|
module GHC.Data.Bool
( OverridingBool(..)
, overrideWith
)
where
import GHC.Prelude
data OverridingBool
= Auto
| Never
| Always
deriving
( Show
, Read -- ^ @since 9.4.1
, Eq -- ^ @since 9.4.1
, Ord -- ^ @since 9.4.1
, Enum -- ^ @since 9.4.1
, Bounded -- ^ @since 9.4.1
)
overrideWith :: Bool -> OverridingBool -> Bool
overrideWith b Auto = b
overrideWith _ Never = False
overrideWith _ Always = True
|
