License	BSD-3-Clause
Stability	provisional
Portability	GHC >= 7.4
Safe Haskell	Safe
Language	Haskell2010

Data.Hashable.Generic

Contents

Implementation using Generics.
Constraints

Description

Hashable support for GHC generics.

Since: 1.3.0.0

Synopsis

genericHashWithSalt :: (Generic a, GHashable Zero (Rep a)) => Int -> a -> Int
genericLiftHashWithSalt :: (Generic1 t, GHashable One (Rep1 t)) => (Int -> a -> Int) -> Int -> t a -> Int
class GHashable arity f where
- ghashWithSalt :: HashArgs arity a -> Int -> f a -> Int
data One
data Zero
data family HashArgs arity a :: Type

Implementation using Generics.

genericHashWithSalt :: (Generic a, GHashable Zero (Rep a)) => Int -> a -> Int Source #

Generic hashWithSalt .

Since: 1.3.0.0

genericLiftHashWithSalt :: (Generic1 t, GHashable One (Rep1 t)) => (Int -> a -> Int) -> Int -> t a -> Int Source #

Generic liftHashWithSalt .

Since: 1.3.0.0

Constraints

class GHashable arity f where Source #

The class of types that can be generically hashed.

Methods

ghashWithSalt :: HashArgs arity a -> Int -> f a -> Int Source #

Instances

Instances details

GHashable One Par1 Source #

Instance details

Defined in Data.Hashable.Generic.Instances

Methods

ghashWithSalt :: HashArgs One a -> Int -> Par1 a -> Int Source #

GHashable arity (U1 :: Type -> Type) Source #

Instance details

Defined in Data.Hashable.Generic.Instances

Methods

ghashWithSalt :: HashArgs arity a -> Int -> U1 a -> Int Source #

GHashable arity (V1 :: Type -> Type) Source #

Instance details

Defined in Data.Hashable.Generic.Instances

Methods

ghashWithSalt :: HashArgs arity a -> Int -> V1 a -> Int Source #

Hashable1 f => GHashable One (Rec1 f) Source #

Instance details

Defined in Data.Hashable.Generic.Instances

Methods

ghashWithSalt :: HashArgs One a -> Int -> Rec1 f a -> Int Source #

(GHashable arity a, GHashable arity b) => GHashable arity (a :*: b) Source #

Instance details

Defined in Data.Hashable.Generic.Instances

Methods

ghashWithSalt :: HashArgs arity a0 -> Int -> (a :*: b) a0 -> Int Source #

(GSum arity a, GSum arity b) => GHashable arity (a :+: b) Source #

Instance details

Defined in Data.Hashable.Generic.Instances

Methods

ghashWithSalt :: HashArgs arity a0 -> Int -> (a :+: b) a0 -> Int Source #

Hashable a => GHashable arity (K1 i a :: Type -> Type) Source #

Instance details

Defined in Data.Hashable.Generic.Instances

Methods

ghashWithSalt :: HashArgs arity a0 -> Int -> K1 i a a0 -> Int Source #

(Hashable1 f, GHashable One g) => GHashable One (f :.: g) Source #

Instance details

Defined in Data.Hashable.Generic.Instances

Methods

ghashWithSalt :: HashArgs One a -> Int -> (f :.: g) a -> Int Source #

GHashable arity a => GHashable arity (M1 i c a) Source #

Instance details

Defined in Data.Hashable.Generic.Instances

Methods

ghashWithSalt :: HashArgs arity a0 -> Int -> M1 i c a a0 -> Int Source #

data One Source #

Instances

Instances details

GHashable One Par1 Source #

Instance details

Defined in Data.Hashable.Generic.Instances

Methods

ghashWithSalt :: HashArgs One a -> Int -> Par1 a -> Int Source #

Hashable1 f => GHashable One (Rec1 f) Source #

Instance details

Defined in Data.Hashable.Generic.Instances

Methods

ghashWithSalt :: HashArgs One a -> Int -> Rec1 f a -> Int Source #

(Hashable1 f, GHashable One g) => GHashable One (f :.: g) Source #

Instance details

Defined in Data.Hashable.Generic.Instances

Methods

ghashWithSalt :: HashArgs One a -> Int -> (f :.: g) a -> Int Source #

newtype HashArgs One a Source #

Instance details

Defined in Data.Hashable.Class

newtype HashArgs One a = HashArgs1 (Int -> a -> Int)

data Zero Source #

Instances

Instances details

data HashArgs Zero a Source #

Instance details

Defined in Data.Hashable.Class

data HashArgs Zero a = HashArgs0

data family HashArgs arity a :: Type Source #

Instances

Instances details

newtype HashArgs One a Source #

Instance details

Defined in Data.Hashable.Class

newtype HashArgs One a = HashArgs1 (Int -> a -> Int)

data HashArgs Zero a Source #

Instance details

Defined in Data.Hashable.Class

data HashArgs Zero a = HashArgs0