Either

sealed class Either<out T, E : Throwable>(source)

Types

data class Failure<E : Throwable>(val error: E) : Either<Nothing, E>

data class Success<T, E : Throwable>(val value: T) : Either<T, E>

inline suspend fun <T, E : Throwable> Either<T, E>.fold(crossinline onSuccess: suspend (T) -> Unit, crossinline onFailure: suspend (E) -> Unit)

inline suspend fun <T, E : Throwable> Either<T, E>.into(crossinline map: suspend (Either<T, E>) -> Either<T, E>): Either<T, E>

fun <In, Out, E : Throwable> Either<In, E>.map(transform: (In) -> Out): Either<Out, E>

suspend fun <In, Out, E : Throwable> Either<In, E>.mapAsync(transform: suspend (In) -> Out): Either<Out, E>

fun <T, E : Throwable, F : Throwable> Either<T, E>.mapError(transform: (E) -> F): Either<T, *>

fun <T, E : Throwable> Either<T, E>.onError(onError: (E) -> Unit): Either<T, E>

suspend fun <T, E : Throwable> Either<T, E>.onErrorAsync(onError: suspend (E) -> Unit): Either<T, E>

suspend fun <In, E : Throwable> Either<In, E>.then(then: suspend (In) -> Unit): Either<In, E>