| Safe Haskell | None |
|---|---|
| Language | Haskell2010 |
Summoner.Validation
- data Validation e a
Documentation
data Validation e a Source #
Validation is Either with a Left that is a Monoid
Instances
| Functor (Validation e) Source # | |
| Semigroup e => Applicative (Validation e) Source # | |
| (Eq a, Eq e) => Eq (Validation e a) Source # | |
| (Ord a, Ord e) => Ord (Validation e a) Source # | |
| (Show a, Show e) => Show (Validation e a) Source # | |
| Semigroup e => Semigroup (Validation e a) Source # | |