final case class EitherK[F[_], G[_], A](run: Either[F[A], G[A]]) extends Product with Serializable
F on the left and G on the right of scala.util.Either.
- run
The underlying
scala.util.Either.
- Source
- EitherK.scala
Linear Supertypes
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Instance Constructors
-
new
EitherK(run: Either[F[A], G[A]])
- run
The underlying
scala.util.Either.
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
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-
final
def
asInstanceOf[T0]: T0
- Definition Classes
- Any
-
def
clone(): AnyRef
- Attributes
- protected[lang]
- Definition Classes
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- Annotations
- @throws( ... ) @native() @IntrinsicCandidate()
- def coflatMap[B](f: (EitherK[F, G, A]) ⇒ B)(implicit F: CoflatMap[F], G: CoflatMap[G]): EitherK[F, G, B]
- def coflatten(implicit F: CoflatMap[F], G: CoflatMap[G]): EitherK[F, G, EitherK[F, G, A]]
- def contramap[B](f: (B) ⇒ A)(implicit F: Contravariant[F], G: Contravariant[G]): EitherK[F, G, B]
-
final
def
eq(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
- def extract(implicit F: Comonad[F], G: Comonad[G]): A
-
def
fold[H[_]](f: FunctionK[F, H], g: FunctionK[G, H]): H[A]
Fold this eitherK into a new type constructor using two natural transformations.
Fold this eitherK into a new type constructor using two natural transformations.
Example:
scala> import cats.arrow.FunctionK scala> import cats.data.EitherK scala> val listToOption = λ[FunctionK[List, Option]](_.headOption) scala> val optionToOption = FunctionK.id[Option] scala> val cp1: EitherK[List, Option, Int] = EitherK.leftc(List(1,2,3)) scala> val cp2: EitherK[List, Option, Int] = EitherK.rightc(Some(4)) scala> cp1.fold(listToOption, optionToOption) res0: Option[Int] = Some(1) scala> cp2.fold(listToOption, optionToOption) res1: Option[Int] = Some(4)
- def foldLeft[B](z: B)(f: (B, A) ⇒ B)(implicit F: Foldable[F], G: Foldable[G]): B
- def foldMap[B](f: (A) ⇒ B)(implicit F: Foldable[F], G: Foldable[G], M: Monoid[B]): B
- def foldRight[B](z: Eval[B])(f: (A, Eval[B]) ⇒ Eval[B])(implicit F: Foldable[F], G: Foldable[G]): Eval[B]
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final
def
getClass(): Class[_]
- Definition Classes
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- Annotations
- @native() @IntrinsicCandidate()
-
final
def
isInstanceOf[T0]: Boolean
- Definition Classes
- Any
- def isLeft: Boolean
- def isRight: Boolean
- def map[B](f: (A) ⇒ B)(implicit F: Functor[F], G: Functor[G]): EitherK[F, G, B]
-
def
mapK[H[_]](f: ~>[G, H]): EitherK[F, H, A]
Modify the right side context
Gusing transformationf. -
final
def
ne(arg0: AnyRef): Boolean
- Definition Classes
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-
final
def
notify(): Unit
- Definition Classes
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- @native() @IntrinsicCandidate()
-
final
def
notifyAll(): Unit
- Definition Classes
- AnyRef
- Annotations
- @native() @IntrinsicCandidate()
- val run: Either[F[A], G[A]]
- def swap: EitherK[G, F, A]
-
final
def
synchronized[T0](arg0: ⇒ T0): T0
- Definition Classes
- AnyRef
- def toValidated: Validated[F[A], G[A]]
- def traverse[X[_], B](g: (A) ⇒ X[B])(implicit F: Traverse[F], G: Traverse[G], A: Applicative[X]): X[EitherK[F, G, B]]
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final
def
wait(arg0: Long, arg1: Int): Unit
- Definition Classes
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- @throws( ... )
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final
def
wait(arg0: Long): Unit
- Definition Classes
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- @throws( ... ) @native()
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final
def
wait(): Unit
- Definition Classes
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- @throws( ... )