Safe Haskell | None |
---|---|
Language | Haskell2010 |
Formation
Introduction
Elimination
review :: 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
data A_Review :: OpticKind Source #
Tag for a review.
Instances