Generics.Deriving.Enum

Generic enum class

class GEnum a where

Minimal complete definition

Nothing

Methods

genum :: [a]

Instances

GEnum Int

GEnum a => GEnum [a]

GEnum a => GEnum (Maybe a)

Default definitions for GEnum

genumDefault :: (Generic a, Enum' (Rep a)) => [a]

toEnumDefault :: (Generic a, Enum' (Rep a)) => Int -> a

fromEnumDefault :: (GEq a, Generic a, Enum' (Rep a)) => a -> Int

Generic Ix class

class Ord a => GIx a where

Minimal complete definition

Nothing

Methods

range :: (a, a) -> [a]

The list of values in the subrange defined by a bounding pair.

index :: (a, a) -> a -> Int

The position of a subscript in the subrange.

inRange :: (a, a) -> a -> Bool

Returns True the given subscript lies in the range defined the bounding pair.

Instances

GIx Int

(GEq a, GEnum a, GIx a) => GIx [a]

(GEq a, GEnum a, GIx a) => GIx (Maybe a)

Default definitions for GIx

rangeDefault :: (GEq a, Generic a, Enum' (Rep a)) => (a, a) -> [a]

indexDefault :: (GEq a, Generic a, Enum' (Rep a)) => (a, a) -> a -> Int

inRangeDefault :: (GEq a, Generic a, Enum' (Rep a)) => (a, a) -> a -> Bool