Either

sealed class Either<out A, out B>

Types

Left

common

data class Left<out A, Nothing>(value: A) : Either<A, Nothing>

Right

common

data class Right<Nothing, out B>(value: B) : Either<Nothing, B>

Functions

fold

common

fun <X> fold(fa: (A) -> X, fb: (B) -> X): X

transform

common

fun <X, Y> transform(fa: (A) -> X, fb: (B) -> Y): Either<X, Y>

Properties

isLeft

common

abstract val isLeft: Boolean

isRight

common

abstract val isRight: Boolean

left

common

abstract val left: A?

right

common

abstract val right: B?

Inheritors

Either

Either

Extensions

flatMap

common

fun <L, R, T> Either<L, R>.flatMap(f: (R) -> Either<L, T>): Either<L, T>

map

common

fun <L, R, T> Either<L, R>.map(f: (R) -> T): Either<L, T>