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Derive Enum on EmptyAPI

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David Turner 2017-05-16 16:04:25 +00:00
parent 021bcd9e23
commit 249a8386a5
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servant/src/Servant/API/Empty.hs
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@ -9,4 +9,4 @@ import Prelude.Compat
-- | An empty API: one which serves nothing. Morally speaking, this should be -- | An empty API: one which serves nothing. Morally speaking, this should be
-- the unit of ':<|>'. Implementors of interpretations of API types should -- the unit of ':<|>'. Implementors of interpretations of API types should
-- treat 'EmptyAPI' as close to the unit as possible. -- treat 'EmptyAPI' as close to the unit as possible.
data EmptyAPI = EmptyAPI deriving (Typeable, Eq, Show, Bounded) data EmptyAPI = EmptyAPI deriving (Typeable, Eq, Show, Bounded, Enum)