scalaz.std

option

object option extends OptionInstances with OptionFunctions

Source
Option.scala
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  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
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  4. final def asInstanceOf[T0]: T0

    Definition Classes
    Any
  5. final def cata[A, X](oa: Option[A])(some: (A) ⇒ X, none: ⇒ X): X

    Catamorphism over the option.

    Catamorphism over the option. Returns the provided function some applied to item contained in the Option if it is defined, otherwise, the provided value none.

    Definition Classes
    OptionFunctions
  6. def clone(): AnyRef

    Attributes
    protected[java.lang]
    Definition Classes
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    Annotations
    @throws( ... )
  7. final def eq(arg0: AnyRef): Boolean

    Definition Classes
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  8. def equals(arg0: Any): Boolean

    Definition Classes
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  9. def finalize(): Unit

    Attributes
    protected[java.lang]
    Definition Classes
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    @throws( classOf[java.lang.Throwable] )
  10. final def fold[A, X](oa: Option[A])(some: (A) ⇒ X, none: ⇒ X): X

    Alias for cata

    Alias for cata

    Definition Classes
    OptionFunctions
  11. final def foldLift[F[_], A, B](oa: Option[A])(b: ⇒ B, k: (F[A]) ⇒ B)(implicit p: Applicative[F]): B

    Returns the given value if None, otherwise lifts the Some value and passes it to the given function.

    Returns the given value if None, otherwise lifts the Some value and passes it to the given function.

    Definition Classes
    OptionFunctions
  12. final def foldLiftOpt[A, B](oa: Option[A])(b: ⇒ B, k: (Option[A]) ⇒ B): B

    Returns the given value if None, otherwise lifts the Some value to Option and passes it to the given function.

    Returns the given value if None, otherwise lifts the Some value to Option and passes it to the given function.

    Definition Classes
    OptionFunctions
  13. final def getClass(): Class[_]

    Definition Classes
    AnyRef → Any
  14. def hashCode(): Int

    Definition Classes
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  15. final def isInstanceOf[T0]: Boolean

    Definition Classes
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  16. final def ne(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  17. final def none[A]: Option[A]

    scala.None with a sometimes more convenient type.

    scala.None with a sometimes more convenient type.

    Definition Classes
    OptionFunctions
  18. final def notify(): Unit

    Definition Classes
    AnyRef
  19. final def notifyAll(): Unit

    Definition Classes
    AnyRef
  20. implicit def optionEqual[A](implicit A0: Equal[A]): OptionEqual[A]

    Definition Classes
    OptionInstances0
  21. implicit def optionFirst[A]: Monoid[FirstOption[A]]

    Definition Classes
    OptionInstances
  22. implicit def optionFirstMonad: Monad[FirstOption]

    Definition Classes
    OptionInstances
  23. implicit def optionFirstOrder[A](implicit arg0: Order[A]): Order[FirstOption[A]]

    Definition Classes
    OptionInstances
  24. implicit def optionFirstShow[A](implicit arg0: Show[A]): Show[FirstOption[A]]

    Definition Classes
    OptionInstances
  25. implicit val optionInstance: Traverse[Option] with MonadPlus[Option] with Each[Option] with Index[Option] with Length[Option] with Cozip[Option] with Zip[Option] with Unzip[Option] with IsEmpty[Option] { def point[A](a: => A): Some[A] }

    Definition Classes
    OptionInstances
  26. implicit def optionLast[A]: Monoid[LastOption[A]]

    Definition Classes
    OptionInstances
  27. implicit def optionLastMonad: Monad[LastOption]

    Definition Classes
    OptionInstances
  28. implicit def optionLastOrder[A](implicit arg0: Order[A]): Order[LastOption[A]]

    Definition Classes
    OptionInstances
  29. implicit def optionLastShow[A](implicit arg0: Show[A]): Show[LastOption[A]]

    Definition Classes
    OptionInstances
  30. implicit def optionMax[A](implicit o: Order[A]): Monoid[MaxOption[A]]

    Definition Classes
    OptionInstances
  31. implicit def optionMaxMonad: Monad[MaxOption]

    Definition Classes
    OptionInstances
  32. implicit def optionMaxOrder[A](implicit arg0: Order[A]): Order[MaxOption[A]]

    Definition Classes
    OptionInstances
  33. implicit def optionMaxShow[A](implicit arg0: Show[A]): Show[MaxOption[A]]

    Definition Classes
    OptionInstances
  34. implicit def optionMin[A](implicit o: Order[A]): Monoid[MinOption[A]]

    Definition Classes
    OptionInstances
  35. implicit def optionMinMonad: Monad[MinOption]

    Definition Classes
    OptionInstances
  36. implicit def optionMinOrder[A](implicit arg0: Order[A]): Order[MinOption[A]]

    Definition Classes
    OptionInstances
  37. implicit def optionMinShow[A](implicit arg0: Show[A]): Show[MinOption[A]]

    Definition Classes
    OptionInstances
  38. implicit def optionMonoid[A](implicit arg0: Semigroup[A]): Monoid[Option[A]]

    Definition Classes
    OptionInstances
  39. implicit def optionOrder[A](implicit A0: Order[A]): Order[Option[A]]

    Add None as an element less than all As.

    Add None as an element less than all As.

    Definition Classes
    OptionInstances
  40. implicit def optionShow[A](implicit arg0: Show[A]): Show[Option[A]]

    Definition Classes
    OptionInstances
  41. object optionSyntax extends ToOptionOps with ToOptionIdOps

  42. final def orEmpty[A, M[_]](oa: Option[A])(implicit arg0: Applicative[M], arg1: PlusEmpty[M]): M[A]

    Returns the item contained in the Option wrapped in type M if the Option is defined, otherwise, the empty value for type M.

    Returns the item contained in the Option wrapped in type M if the Option is defined, otherwise, the empty value for type M.

    Definition Classes
    OptionFunctions
  43. final def some[A](a: A): Option[A]

    scala.Some.apply with a sometimes more convenient type.

    scala.Some.apply with a sometimes more convenient type.

    Definition Classes
    OptionFunctions
  44. final def synchronized[T0](arg0: ⇒ T0): T0

    Definition Classes
    AnyRef
  45. final def toFailure[A, B](oa: Option[A])(b: ⇒ B): Validation[A, B]

    Definition Classes
    OptionFunctions
  46. final def toLeft[A, B](oa: Option[A])(b: ⇒ B): \/[A, B]

    Definition Classes
    OptionFunctions
  47. final def toRight[A, E](oa: Option[A])(e: ⇒ E): \/[E, A]

    Definition Classes
    OptionFunctions
  48. def toString(): String

    Definition Classes
    AnyRef → Any
  49. final def toSuccess[A, E](oa: Option[A])(e: ⇒ E): Validation[E, A]

    Definition Classes
    OptionFunctions
  50. final def wait(): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  51. final def wait(arg0: Long, arg1: Int): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  52. final def wait(arg0: Long): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

Inherited from OptionFunctions

Inherited from OptionInstances

Inherited from OptionInstances0

Inherited from AnyRef

Inherited from Any

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