Safe Haskell | None |
---|---|
Language | Haskell2010 |
Optics.Review
Formation
Introduction
Elimination
review :: forall k (is :: IxList) t b. Is k A_Review => Optic' k is t b -> b -> t Source #
Retrieve the value targeted by a Review
.
>>>
review _Left "hi"
Left "hi"
Computation
Subtyping
Tag for a review.