object Maybe extends MaybeInstances
- Source
- Maybe.scala
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- Maybe
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Value Members
- final def !=(arg0: Any): Boolean
- Definition Classes
- AnyRef → Any
- final def ##: Int
- Definition Classes
- AnyRef → Any
- final def ==(arg0: Any): Boolean
- Definition Classes
- AnyRef → Any
- final def asInstanceOf[T0]: T0
- Definition Classes
- Any
- def attempt[T](a: => T): Maybe[T]
For interfacing with legacy, deterministic, partial functions.
For interfacing with legacy, deterministic, partial functions. See \/.attempt for further details.
- def clone(): AnyRef
- Attributes
- protected[lang]
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.CloneNotSupportedException]) @native()
- final def empty[A]: Maybe[A]
- final def eq(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
- def equals(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef → Any
- def finalize(): Unit
- Attributes
- protected[lang]
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.Throwable])
- final def fromNullable[A](a: A): Maybe[A]
Wrap a value in Just, or return Empty if the value is null
- final def fromOption[A](oa: Option[A]): Maybe[A]
- final def getClass(): Class[_ <: AnyRef]
- Definition Classes
- AnyRef → Any
- Annotations
- @native()
- def hashCode(): Int
- Definition Classes
- AnyRef → Any
- Annotations
- @native()
- final def isInstanceOf[T0]: Boolean
- Definition Classes
- Any
- final def just[A](a: A): Maybe[A]
- implicit def maybeBand[A](implicit arg0: Band[A]): Band[Maybe[A]]
- Definition Classes
- MaybeInstances1
- implicit def maybeEqual[A](implicit arg0: Equal[A]): Equal[Maybe[A]]
- Definition Classes
- MaybeInstances
- implicit def maybeFirstMonad: Monad[FirstMaybe]
- Definition Classes
- MaybeInstances
- implicit def maybeFirstMonoid[A]: Monoid[FirstMaybe[A]] with Band[FirstMaybe[A]]
- Definition Classes
- MaybeInstances
- implicit def maybeFirstOrder[A](implicit A: Order[Maybe[A]]): Order[FirstMaybe[A]]
- Definition Classes
- MaybeInstances
- implicit def maybeFirstShow[A](implicit A: Show[Maybe[A]]): Show[FirstMaybe[A]]
- Definition Classes
- MaybeInstances
- implicit val maybeInstance: Traverse[Maybe] with MonadPlus[Maybe] with Alt[Maybe] with BindRec[Maybe] with Cozip[Maybe] with Zip[Maybe] with Unzip[Maybe] with Align[Maybe] with IsEmpty[Maybe] with Cobind[Maybe] with Optional[Maybe]
- Definition Classes
- MaybeInstances
- implicit def maybeIsCovariant: IsCovariant[Maybe]
- Definition Classes
- MaybeInstances
- implicit def maybeLastMonad: Monad[LastMaybe]
- Definition Classes
- MaybeInstances
- implicit def maybeLastMonoid[A]: Monoid[LastMaybe[A]] with Band[LastMaybe[A]]
- Definition Classes
- MaybeInstances
- implicit def maybeLastOrder[A](implicit A: Order[Maybe[A]]): Order[LastMaybe[A]]
- Definition Classes
- MaybeInstances
- implicit def maybeLastShow[A](implicit A: Show[Maybe[A]]): Show[LastMaybe[A]]
- Definition Classes
- MaybeInstances
- implicit def maybeMax[A](implicit o: Order[A]): Monoid[MaxMaybe[A]] with Band[MaxMaybe[A]]
- Definition Classes
- MaybeInstances
- implicit def maybeMaxMonad: Monad[MaxMaybe]
- Definition Classes
- MaybeInstances
- implicit def maybeMaxOrder[A](implicit arg0: Order[A]): Order[MaxMaybe[A]]
- Definition Classes
- MaybeInstances
- implicit def maybeMaxShow[A](implicit arg0: Show[A]): Show[MaxMaybe[A]]
- Definition Classes
- MaybeInstances
- implicit def maybeMin[A](implicit o: Order[A]): Monoid[MinMaybe[A]] with Band[MinMaybe[A]]
- Definition Classes
- MaybeInstances
- implicit def maybeMinMonad: Monad[MinMaybe]
- Definition Classes
- MaybeInstances
- implicit def maybeMinOrder[A](implicit arg0: Order[A]): Order[MinMaybe[A]]
- Definition Classes
- MaybeInstances
- implicit def maybeMinShow[A](implicit arg0: Show[A]): Show[MinMaybe[A]]
- Definition Classes
- MaybeInstances
- implicit def maybeMonoid[A](implicit arg0: Semigroup[A]): Monoid[Maybe[A]]
- Definition Classes
- MaybeInstances
- implicit def maybeOrder[A](implicit arg0: Order[A]): Order[Maybe[A]]
- Definition Classes
- MaybeInstances
- implicit def maybeSemiLattice[A](implicit A: SemiLattice[A]): SemiLattice[Maybe[A]]
- Definition Classes
- MaybeInstances0
- implicit def maybeShow[A](implicit A: Show[A]): Show[Maybe[A]]
- Definition Classes
- MaybeInstances
- final def ne(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
- final def notify(): Unit
- Definition Classes
- AnyRef
- Annotations
- @native()
- final def notifyAll(): Unit
- Definition Classes
- AnyRef
- Annotations
- @native()
- val optionMaybeIso: Isomorphism.<~>[Option, Maybe]
- final def synchronized[T0](arg0: => T0): T0
- Definition Classes
- AnyRef
- def toString(): String
- Definition Classes
- AnyRef → Any
- final def wait(): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.InterruptedException])
- final def wait(arg0: Long, arg1: Int): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.InterruptedException])
- final def wait(arg0: Long): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.InterruptedException]) @native()
- object Empty extends Serializable
Deprecated Value Members
- def fromTryCatchNonFatal[T](a: => T): Maybe[T]
- Annotations
- @deprecated
- Deprecated
(Since version 7.3.0) Throwable is not referentially transparent, use \/.attempt
- def fromTryCatchThrowable[T, E <: Throwable](a: => T)(implicit arg0: NotNothing[E], ex: ClassTag[E]): Maybe[T]
- Annotations
- @deprecated
- Deprecated
(Since version 7.3.0) Throwable is not referentially transparent, use \/.attempt