data-layer-1.0.3: Data layering utilities. Layer is a data-type which wrapps other one, but keeping additional information. If you want to access content of simple newtype object, use Lens.Wrapper instead.

Safe Haskell	None
Language	Haskell2010

Data.Layer.Coat

Documentation

newtype Coat a Source

Constructors

Instances

Functor Coat Source
Foldable Coat Source
Traversable Coat Source
Monad m => CoatDestructor m (Coat a) Source
Monad m => CoatConstructor m (Coat a) Source
Monad m => CoatedM m (Coat a) Source
Show a => Show (Coat a) Source
Wrapped (Coat a) Source
Layered (Coat a) Source
Coated (Coat a) Source
Rewrapped (Coat a) (Coat a') Source
type Unwrapped (Coat a) = a Source
type Unlayered (Coat a) = a Source

type family Uncoated a Source

Equations

Uncoated (Coat a) = a
Uncoated a = Uncoated (Unlayered a)

class Coated a where Source

Methods

coated :: Lens' a (Uncoated a) Source

Instances

(Layered a, Coated (Unlayered a), (~) * (Uncoated a) (Uncoated (Unlayered a))) => Coated a Source
Coated (Coat a) Source

uncoat :: Coated a => a -> Uncoated a Source

class CoatedM m a where Source

Methods

viewCoatedM :: a -> m (Uncoated a) Source

setCoatedM :: Uncoated a -> a -> m a Source

Instances

(Monad m, LayeredM m a, CoatedM m (Unlayered a), (~) * (Uncoated a) (Uncoated (Unlayered a))) => CoatedM m a Source
Monad m => CoatedM m (Coat a) Source

class CoatConstructor m a where Source

Methods

constructCoat :: Uncoated a -> m a Source

Instances

(CoatConstructor m (Destructed a), (~) * (Uncoated a) (Uncoated (Destructed a)), Constructor m a, Monad m) => CoatConstructor m a Source
Monad m => CoatConstructor m (Coat a) Source

class CoatDestructor m a where Source

Methods

destructCoat :: a -> m (Uncoated a) Source

Instances

((~) * (Uncoated a) (Uncoated (Destructed a)), CoatDestructor m (Destructed a), Destructor m a, Monad m) => CoatDestructor m a Source
Monad m => CoatDestructor m (Coat a) Source