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trait Instance[F[_], E] extends MonadError[F, E] with Type[F, E] with Monad.Instance[F]

The MonadError.Instance provides the means to combine MonadError instances with other type-classes.

To be inherited by MonadError instances.

Source
MonadError.scala
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  1. Instance
  2. Instance
  3. Instance
  4. Instance
  5. Functor
  6. Applicative
  7. Monad
  8. Type
  9. MonadError
  10. Type
  11. Type
  12. Type
  13. Serializable
  14. Serializable
  15. AnyRef
  16. Any
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Abstract Value Members

  1. abstract def ap[A, B](ff: F[(A) ⇒ B])(fa: F[A]): F[B]
    Definition Classes
    Applicative
  2. abstract def flatMap[A, B](fa: F[A])(f: (A) ⇒ F[B]): F[B]
    Definition Classes
    Monad
  3. abstract def map[A, B](fa: F[A])(f: (A) ⇒ B): F[B]
    Definition Classes
    Functor
  4. abstract def map2[A, B, Z](fa: F[A], fb: F[B])(f: (A, B) ⇒ Z): F[Z]
    Definition Classes
    Applicative
  5. abstract def onErrorHandle[A](fa: F[A])(f: (E) ⇒ A): F[A]

    Handle any error, by mapping it to an A value.

    Handle any error, by mapping it to an A value.

    Definition Classes
    MonadError
  6. abstract def onErrorHandleWith[A](fa: F[A])(f: (E) ⇒ F[A]): F[A]

    Handle any error, potentially recovering from it, by mapping it to an F[A] value.

    Handle any error, potentially recovering from it, by mapping it to an F[A] value.

    Definition Classes
    MonadError
  7. abstract def onErrorRecover[A](fa: F[A])(pf: PartialFunction[E, A]): F[A]

    Recover from certain errors by mapping them to an A value.

    Recover from certain errors by mapping them to an A value.

    Definition Classes
    MonadError
  8. abstract def onErrorRecoverWith[A](fa: F[A])(pf: PartialFunction[E, F[A]]): F[A]

    Recover from certain errors by mapping them to an F[A] value.

    Recover from certain errors by mapping them to an F[A] value.

    Definition Classes
    MonadError
  9. abstract def pure[A](a: A): F[A]
    Definition Classes
    Applicative
  10. abstract def raiseError[A](e: E): F[A]

    Lift an error into the F context.

    Lift an error into the F context.

    Definition Classes
    MonadError

Concrete Value Members

  1. final def applicative: Applicative[F]
    Definition Classes
    InstanceType
  2. def flatten[A](ffa: F[F[A]]): F[A]
    Definition Classes
    Monad
  3. implicit final def functor: Functor[F]
    Definition Classes
    InstanceType
  4. final def monad: Monad[F]
    Definition Classes
    InstanceType
  5. final def monadError: MonadError[F, E]
    Definition Classes
    InstanceType
  6. def unit: F[Unit]
    Definition Classes
    Applicative