Trait/Object

cats.laws

MonadErrorLaws

Related Docs: object MonadErrorLaws | package laws

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trait MonadErrorLaws[F[_], E] extends ApplicativeErrorLaws[F, E] with MonadLaws[F]

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Inherited
  1. MonadErrorLaws
  2. MonadLaws
  3. FlatMapLaws
  4. ApplicativeErrorLaws
  5. ApplicativeLaws
  6. ApplyLaws
  7. CartesianLaws
  8. FunctorLaws
  9. InvariantLaws
  10. AnyRef
  11. Any
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Abstract Value Members

  1. implicit abstract def F: MonadError[F, E]

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Concrete Value Members

  1. final def !=(arg0: Any): Boolean

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    Definition Classes
    AnyRef → Any
  2. final def ##(): Int

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    Definition Classes
    AnyRef → Any
  3. final def ==(arg0: Any): Boolean

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    Definition Classes
    AnyRef → Any
  4. def apProductConsistent[A, B](fa: F[A], f: F[(A) ⇒ B]): IsEq[F[B]]

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    Definition Classes
    ApplicativeLaws
  5. def applicativeComposition[A, B, C](fa: F[A], fab: F[(A) ⇒ B], fbc: F[(B) ⇒ C]): IsEq[F[C]]

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    This law is applyComposition stated in terms of pure.

    This law is applyComposition stated in terms of pure. It is a combination of applyComposition and applicativeMap and hence not strictly necessary.

    Definition Classes
    ApplicativeLaws
  6. def applicativeErrorHandle[A](e: E, f: (E) ⇒ A): IsEq[F[A]]

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    Definition Classes
    ApplicativeErrorLaws
  7. def applicativeErrorHandleWith[A](e: E, f: (E) ⇒ F[A]): IsEq[F[A]]

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    Definition Classes
    ApplicativeErrorLaws
  8. def applicativeHomomorphism[A, B](a: A, f: (A) ⇒ B): IsEq[F[B]]

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    Definition Classes
    ApplicativeLaws
  9. def applicativeIdentity[A](fa: F[A]): IsEq[F[A]]

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    Definition Classes
    ApplicativeLaws
  10. def applicativeInterchange[A, B](a: A, ff: F[(A) ⇒ B]): IsEq[F[B]]

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    Definition Classes
    ApplicativeLaws
  11. def applicativeMap[A, B](fa: F[A], f: (A) ⇒ B): IsEq[F[B]]

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    Definition Classes
    ApplicativeLaws
  12. def applyComposition[A, B, C](fa: F[A], fab: F[(A) ⇒ B], fbc: F[(B) ⇒ C]): IsEq[F[C]]

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    Definition Classes
    ApplyLaws
  13. final def asInstanceOf[T0]: T0

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    Definition Classes
    Any
  14. def attemptConsistentWithAttemptT[A](fa: F[A]): IsEq[XorT[F, E, A]]

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    Definition Classes
    ApplicativeErrorLaws
  15. def cartesianAssociativity[A, B, C](fa: F[A], fb: F[B], fc: F[C]): (F[(A, (B, C))], F[((A, B), C)])

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    Definition Classes
    CartesianLaws
  16. def clone(): AnyRef

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    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  17. def covariantComposition[A, B, C](fa: F[A], f: (A) ⇒ B, g: (B) ⇒ C): IsEq[F[C]]

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    Definition Classes
    FunctorLaws
  18. def covariantIdentity[A](fa: F[A]): IsEq[F[A]]

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    Definition Classes
    FunctorLaws
  19. final def eq(arg0: AnyRef): Boolean

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    Definition Classes
    AnyRef
  20. def equals(arg0: Any): Boolean

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    Definition Classes
    AnyRef → Any
  21. def finalize(): Unit

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    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  22. def flatMapAssociativity[A, B, C](fa: F[A], f: (A) ⇒ F[B], g: (B) ⇒ F[C]): IsEq[F[C]]

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    Definition Classes
    FlatMapLaws
  23. def flatMapConsistentApply[A, B](fa: F[A], fab: F[(A) ⇒ B]): IsEq[F[B]]

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    Definition Classes
    FlatMapLaws
  24. final def getClass(): Class[_]

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    Definition Classes
    AnyRef → Any
  25. def handleErrorConsistentWithRecover[A](fa: F[A], f: (E) ⇒ A): IsEq[F[A]]

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    Definition Classes
    ApplicativeErrorLaws
  26. def handleErrorPure[A](a: A, f: (E) ⇒ A): IsEq[F[A]]

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    Definition Classes
    ApplicativeErrorLaws
  27. def handleErrorWithConsistentWithRecoverWith[A](fa: F[A], f: (E) ⇒ F[A]): IsEq[F[A]]

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    Definition Classes
    ApplicativeErrorLaws
  28. def handleErrorWithPure[A](a: A, f: (E) ⇒ F[A]): IsEq[F[A]]

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    Definition Classes
    ApplicativeErrorLaws
  29. def hashCode(): Int

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    Definition Classes
    AnyRef → Any
  30. def invariantComposition[A, B, C](fa: F[A], f1: (A) ⇒ B, f2: (B) ⇒ A, g1: (B) ⇒ C, g2: (C) ⇒ B): IsEq[F[C]]

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    Definition Classes
    InvariantLaws
  31. def invariantIdentity[A](fa: F[A]): IsEq[F[A]]

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    Definition Classes
    InvariantLaws
  32. final def isInstanceOf[T0]: Boolean

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    Definition Classes
    Any
  33. def kleisliAssociativity[A, B, C, D](f: (A) ⇒ F[B], g: (B) ⇒ F[C], h: (C) ⇒ F[D], a: A): IsEq[F[D]]

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    The composition of cats.data.Kleisli arrows is associative.

    The composition of cats.data.Kleisli arrows is associative. This is analogous to flatMapAssociativity.

    Definition Classes
    FlatMapLaws
  34. def kleisliLeftIdentity[A, B](a: A, f: (A) ⇒ F[B]): IsEq[F[B]]

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    pure is the left identity element under left-to-right composition of cats.data.Kleisli arrows.

    pure is the left identity element under left-to-right composition of cats.data.Kleisli arrows. This is analogous to monadLeftIdentity.

    Definition Classes
    MonadLaws
  35. def kleisliRightIdentity[A, B](a: A, f: (A) ⇒ F[B]): IsEq[F[B]]

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    pure is the right identity element under left-to-right composition of cats.data.Kleisli arrows.

    pure is the right identity element under left-to-right composition of cats.data.Kleisli arrows. This is analogous to monadRightIdentity.

    Definition Classes
    MonadLaws
  36. def mapFlatMapCoherence[A, B](fa: F[A], f: (A) ⇒ B): IsEq[F[B]]

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    Make sure that map and flatMap are consistent.

    Make sure that map and flatMap are consistent.

    Definition Classes
    MonadLaws
  37. def monadErrorLeftZero[A, B](e: E, f: (A) ⇒ F[B]): IsEq[F[B]]

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  38. def monadLeftIdentity[A, B](a: A, f: (A) ⇒ F[B]): IsEq[F[B]]

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    Definition Classes
    MonadLaws
  39. def monadRightIdentity[A](fa: F[A]): IsEq[F[A]]

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    Definition Classes
    MonadLaws
  40. def monoidalLeftIdentity[A](fa: F[A]): (F[(Unit, A)], F[A])

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    Definition Classes
    ApplicativeLaws
  41. def monoidalRightIdentity[A](fa: F[A]): (F[(A, Unit)], F[A])

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

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    Definition Classes
    AnyRef
  43. final def notify(): Unit

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

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    Definition Classes
    AnyRef
  45. def pureAttempt[A](a: A): IsEq[F[Xor[E, A]]]

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    Definition Classes
    ApplicativeErrorLaws
  46. def raiseErrorAttempt(e: E): IsEq[F[Xor[E, Unit]]]

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    Definition Classes
    ApplicativeErrorLaws
  47. def recoverConsistentWithRecoverWith[A](fa: F[A], pf: PartialFunction[E, A]): IsEq[F[A]]

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    Definition Classes
    ApplicativeErrorLaws
  48. final def synchronized[T0](arg0: ⇒ T0): T0

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    Definition Classes
    AnyRef
  49. def toString(): String

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    Definition Classes
    AnyRef → Any
  50. final def wait(): Unit

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

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

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    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

Inherited from MonadLaws[F]

Inherited from FlatMapLaws[F]

Inherited from ApplicativeErrorLaws[F, E]

Inherited from ApplicativeLaws[F]

Inherited from ApplyLaws[F]

Inherited from CartesianLaws[F]

Inherited from FunctorLaws[F]

Inherited from InvariantLaws[F]

Inherited from AnyRef

Inherited from Any

Ungrouped