Package com.github.tonivade.purefun.instances

Interface OptionMonadError

All Superinterfaces:

Applicative<Option<?>>, ApplicativeError<Option<?>,Unit>, Functor<Option<?>>, Invariant<Option<?>>, Monad<Option<?>>, MonadError<Option<?>,Unit>, OptionMonad, OptionPure, Selective<Option<?>>

interface OptionMonadError
extends OptionMonad, MonadError<Option<?>,Unit>

Nested Class Summary

Nested classes/interfaces inherited from interface com.github.tonivade.purefun.typeclasses.Applicative

Applicative.Map2<F extends Kind<F,?>,A,B>, Applicative.Map3<F extends Kind<F,?>,A,B,C>, Applicative.Map4<F extends Kind<F,?>,A,B,C,D>, Applicative.Map5<F extends Kind<F,?>,A,B,C,D,E>

Field Summary

Fields

Modifier and Type	Field	Description
static final OptionMonadError	INSTANCE

Method Summary

Modifier and Type	Method	Description
default <A> Kind<Option<?>,A>	handleErrorWith(Kind<Option<?>,A> value, Function1<? super Unit,? extends Kind<Option<?>,? extends A>> handler)
default <A> Kind<Option<?>,A>	raiseError(Unit error)

Methods inherited from interface com.github.tonivade.purefun.typeclasses.Applicative

first, last, mapN, mapN, mapN, mapN, mapN, mapN, mapN, mapN, tuple, tuple, tuple, tuple

Methods inherited from interface com.github.tonivade.purefun.typeclasses.ApplicativeError

attempt, fromEither, handleError, recover, recoverWith

Methods inherited from interface com.github.tonivade.purefun.typeclasses.Functor

imap, lift

Methods inherited from interface com.github.tonivade.purefun.typeclasses.Monad

andThen, ap, flatten, map, select, use

Methods inherited from interface com.github.tonivade.purefun.typeclasses.MonadError

ensure, repeat, repeatOrElse, repeatOrElseEither, retry, retryOrElse, retryOrElseEither

Methods inherited from interface com.github.tonivade.purefun.instances.OptionMonad

flatMap, tailRecM

Methods inherited from interface com.github.tonivade.purefun.instances.OptionPure

pure

Methods inherited from interface com.github.tonivade.purefun.typeclasses.Selective

allS, allS, andS, anyS, anyS, branch, ifS, orS, whenS

Field Details

INSTANCE

static final OptionMonadError INSTANCE

Method Details

raiseError

default <A> Kind<Option<?>,A> raiseError(Unit error)

Specified by:

raiseError in interface ApplicativeError<Option<?>,Unit>

handleErrorWith

default <A> Kind<Option<?>,A> handleErrorWith(Kind<Option<?>,A> value,
 Function1<? super Unit,? extends Kind<Option<?>,? extends A>> handler)

Specified by:

handleErrorWith in interface ApplicativeError<Option<?>,Unit>