Data.Monoid.Alternate

newtype Alternate f a

Monoid and semigroup instances corresponding to Plus and Alt instances for f

Alternate fx <> Alternate fy == Alternate (fx <|> fy)
mempty :: Alternate _ == Alternate empty

Constructors

• Alternate (f a)

Instances

• Newtype (Alternate f a) _
• (Eq (f a)) => Eq (Alternate f a)
• (Eq1 f) => Eq1 (Alternate f)
• (Ord (f a)) => Ord (Alternate f a)
• (Ord1 f) => Ord1 (Alternate f)
• (Bounded (f a)) => Bounded (Alternate f a)
• (Functor f) => Functor (Alternate f)
• (Apply f) => Apply (Alternate f)
• (Applicative f) => Applicative (Alternate f)
• (Alt f) => Alt (Alternate f)
• (Plus f) => Plus (Alternate f)
• (Alternative f) => Alternative (Alternate f)
• (Bind f) => Bind (Alternate f)
• (Monad f) => Monad (Alternate f)
• (Extend f) => Extend (Alternate f)
• (Comonad f) => Comonad (Alternate f)
• (Show (f a)) => Show (Alternate f a)
• (Alt f) => Semigroup (Alternate f a)
• (Plus f) => Monoid (Alternate f a)