Hedgehog.Internal.State: Add instance Applicative Concrete #493
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Make
Concrete
an instance ofApplicative
. This is useful if one wants to wrapSymbolic
values in a freeApplicative
and "pretend" to compute onSymbolic
values during an update hook. Example: packagefree
providesretractAp :: Applicative f => Ap f a -> f a
.Inspired by this discussion