ᛒ
monad-laws
(left-identity) - unit(x).flatMap(f) == f(x)
(right-identity) - aMonadInstance.flatMap(unit) = aMonadInstance
and (associativity) - m.flatMap(f).flatmap(g) == m.flatMap(x => f(x).flatMap(g))
(left-identity) - unit(x).flatMap(f) == f(x)
(right-identity) - aMonadInstance.flatMap(unit) = aMonadInstance
and (associativity) - m.flatMap(f).flatmap(g) == m.flatMap(x => f(x).flatMap(g))
всегда помогает когда забываю
