Packages

final case class OptionT[F[+_], +A](run: F[Option[A]]) extends Product with Serializable

OptionT monad transformer.

Self Type
OptionT[F, A]
Source
OptionT.scala
Linear Supertypes
Serializable, Serializable, Product, Equals, AnyRef, Any
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Inherited
  1. OptionT
  2. Serializable
  3. Serializable
  4. Product
  5. Equals
  6. AnyRef
  7. Any
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Visibility
  1. Public
  2. All

Instance Constructors

  1. new OptionT(run: F[Option[A]])

Value Members

  1. final def !=(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  2. final def ##(): Int
    Definition Classes
    AnyRef → Any
  3. final def ==(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  4. def app[B](f: ⇒ OptionT[F, (A) ⇒ B])(implicit F: Apply[F]): OptionT[F, B]

    Apply a function in the environment of both options, containing both Fs.

    Apply a function in the environment of both options, containing both Fs. It is not compatible with Monad#bind.

  5. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  6. def clone(): AnyRef
    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  7. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  8. def exists(f: (A) ⇒ Boolean)(implicit F: Functor[F]): F[Boolean]
  9. def filter(f: (A) ⇒ Boolean)(implicit F: Functor[F]): OptionT[F, A]
  10. def finalize(): Unit
    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  11. def flatMap[B](f: (A) ⇒ OptionT[F, B])(implicit F: Monad[F]): OptionT[F, B]
  12. def flatMapF[B](f: (A) ⇒ F[B])(implicit F: Monad[F]): OptionT[F, B]
  13. def fold[X](some: (A) ⇒ X, none: ⇒ X)(implicit F: Functor[F]): F[X]
  14. def foldRight[Z](z: ⇒ Z)(f: (A, ⇒ Z) ⇒ Z)(implicit F: Foldable[F]): Z
  15. def forall(f: (A) ⇒ Boolean)(implicit F: Functor[F]): F[Boolean]
  16. def foreach(f: (A) ⇒ Unit)(implicit E: Each[F]): Unit
  17. final def getClass(): Class[_]
    Definition Classes
    AnyRef → Any
  18. def getOrElse[AA >: A](default: ⇒ AA)(implicit F: Functor[F]): F[AA]
  19. def getOrElseF[AA >: A](default: ⇒ F[AA])(implicit F: Monad[F]): F[AA]
  20. def isDefined(implicit F: Functor[F]): F[Boolean]
  21. def isEmpty(implicit F: Functor[F]): F[Boolean]
  22. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  23. def map[B](f: (A) ⇒ B)(implicit F: Functor[F]): OptionT[F, B]
  24. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  25. final def notify(): Unit
    Definition Classes
    AnyRef
  26. final def notifyAll(): Unit
    Definition Classes
    AnyRef
  27. def orElse[AA >: A](a: ⇒ OptionT[F, AA])(implicit F: Monad[F]): OptionT[F, AA]
  28. def orZero[AA >: A](implicit F0: Functor[F], M0: Monoid[AA]): F[AA]
  29. val run: F[Option[A]]
  30. final def synchronized[T0](arg0: ⇒ T0): T0
    Definition Classes
    AnyRef
  31. def toLeft[B](b: ⇒ B)(implicit F: Functor[F]): EitherT[F, A, B]

    Since

    7.0.3

  32. def toListT(implicit F: Functor[F]): ListT[F, A]
  33. def toRight[E](e: ⇒ E)(implicit F: Functor[F]): EitherT[F, E, A]

    Since

    7.0.3

  34. def traverse[G[_], B](f: (A) ⇒ G[B])(implicit F: Traverse[F], G: Applicative[G]): G[OptionT[F, B]]
  35. def unary_~[AA >: A](implicit F0: Functor[F], M0: Monoid[AA]): F[AA]
  36. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  37. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  38. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  39. def |[AA >: A](default: ⇒ AA)(implicit F: Functor[F]): F[AA]

    Alias for getOrElse.

  40. def |||[AA >: A](a: ⇒ OptionT[F, AA])(implicit F: Monad[F]): OptionT[F, AA]

Deprecated Value Members

  1. def ap[B](f: ⇒ OptionT[F, (A) ⇒ B])(implicit F: Apply[F]): OptionT[F, B]

    Annotations
    @deprecated
    Deprecated

    (Since version 7.0.5) Monad[F] will be required, and this fixed, in 7.1; use a different Apply combinator in 7.0.x

    See also

    app

Inherited from Serializable

Inherited from Serializable

Inherited from Product

Inherited from Equals

Inherited from AnyRef

Inherited from Any

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