arrow-core / arrow.core.extensions / OptionMonoid
OptionMonoid
interface ~~OptionMonoid~~<A> : Monoid<Option<A>>, OptionSemigroup<A>
Deprecated: Typeclass instance have been moved to the companion object of the typeclass.
Functions
| empty | open fun empty(): Option<A> |
| SG | abstract fun SG(): Semigroup<A> |