Control.Applicative.Backwards

Description

Making functors with an Applicative instance that performs actions in the reverse order.

Synopsis

Documentation

newtype Backwards f a

The same functor, but with an Applicative instance that performs actions in the reverse order.

Constructors

Backwards
Fields forwards :: f a

Instances

Functor f => Functor (Backwards f)	Derived instance.
(Functor (Backwards f), Applicative f) => Applicative (Backwards f)	Apply `f`-actions in the reverse order.
Foldable f => Foldable (Backwards f)	Derived instance.
(Functor (Backwards f), Foldable (Backwards f), Traversable f) => Traversable (Backwards f)	Derived instance.
(Applicative (Backwards f), Alternative f) => Alternative (Backwards f)	Try alternatives in the same order as `f`.