Trait

scalaz

IsomorphismFoldable

Related Doc: package scalaz

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trait IsomorphismFoldable[F[_], G[_]] extends Foldable[F]

Source
Isomorphism.scala
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  1. IsomorphismFoldable
  2. Foldable
  3. FoldableParent
  4. AnyRef
  5. Any
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Visibility
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Type Members

  1. trait FoldableLaw extends AnyRef

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    Definition Classes
    Foldable

Abstract Value Members

  1. implicit abstract def G: Foldable[G]

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  2. abstract def naturalTrans: ~>[F, G]

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    Attributes
    protected[this]

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 all[A](fa: F[A])(p: (A) ⇒ Boolean): Boolean

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    Whether all As in fa yield true from p.

    Whether all As in fa yield true from p.

    Definition Classes
    Foldable
  5. def allM[G[_], A](fa: F[A])(p: (A) ⇒ G[Boolean])(implicit G: Monad[G]): G[Boolean]

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    all with monadic traversal.

    all with monadic traversal.

    Definition Classes
    Foldable
  6. def any[A](fa: F[A])(p: (A) ⇒ Boolean): Boolean

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    Whether any As in fa yield true from p.

    Whether any As in fa yield true from p.

    Definition Classes
    Foldable
  7. def anyM[G[_], A](fa: F[A])(p: (A) ⇒ G[Boolean])(implicit G: Monad[G]): G[Boolean]

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    any with monadic traversal.

    any with monadic traversal.

    Definition Classes
    Foldable
  8. final def asInstanceOf[T0]: T0

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    Definition Classes
    Any
  9. def bicompose[G[_, _]](implicit arg0: Bifoldable[G]): Bifoldable[[α, β]F[G[α, β]]]

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    The composition of Foldable F and Bifoldable G, [x, y]F[G[x, y]], is a Bifoldable

    The composition of Foldable F and Bifoldable G, [x, y]F[G[x, y]], is a Bifoldable

    Definition Classes
    Foldable
  10. def clone(): AnyRef

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    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  11. def collapse[X[_], A](x: F[A])(implicit A: ApplicativePlus[X]): X[A]

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    Definition Classes
    Foldable
  12. def compose[G[_]](implicit G0: Foldable[G]): Foldable[[α]F[G[α]]]

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    The composition of Foldables F and G, [x]F[G[x]], is a Foldable

    The composition of Foldables F and G, [x]F[G[x]], is a Foldable

    Definition Classes
    Foldable
  13. final def count[A](fa: F[A]): Int

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    Alias for length.

    Alias for length.

    Definition Classes
    Foldable
  14. def distinct[A](fa: F[A])(implicit A: Order[A]): IList[A]

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    O(n log n) complexity

    O(n log n) complexity

    Definition Classes
    Foldable
  15. def distinctE[A](fa: F[A])(implicit A: Equal[A]): IList[A]

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    O(n2) complexity

    O(n2) complexity

    Definition Classes
    Foldable
  16. def element[A](fa: F[A], a: A)(implicit arg0: Equal[A]): Boolean

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    Whether a is an element of fa.

    Whether a is an element of fa.

    Definition Classes
    Foldable
  17. def empty[A](fa: F[A]): Boolean

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    Deforested alias for toStream(fa).isEmpty.

    Deforested alias for toStream(fa).isEmpty.

    Definition Classes
    Foldable
  18. final def eq(arg0: AnyRef): Boolean

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

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

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    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  21. def findLeft[A](fa: F[A])(f: (A) ⇒ Boolean): Option[A]

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    Definition Classes
    Foldable
  22. final def findMapM[M[_], A, B](fa: F[A])(f: (A) ⇒ M[Option[B]])(implicit arg0: Monad[M]): M[Option[B]]

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    map elements in a Foldable with a monadic function and return the first element that is mapped successfully

    map elements in a Foldable with a monadic function and return the first element that is mapped successfully

    Definition Classes
    Foldable
  23. def findRight[A](fa: F[A])(f: (A) ⇒ Boolean): Option[A]

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    Definition Classes
    Foldable
  24. def fold[M](t: F[M])(implicit arg0: Monoid[M]): M

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    Combine the elements of a structure using a monoid.

    Combine the elements of a structure using a monoid.

    Definition Classes
    Foldable
  25. def foldLeft[A, B](fa: F[A], z: B)(f: (B, A) ⇒ B): B

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    Left-associative fold of a structure.

    Left-associative fold of a structure.

    Definition Classes
    IsomorphismFoldableFoldable
  26. def foldLeft1Opt[A](fa: F[A])(f: (A, A) ⇒ A): Option[A]

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    Definition Classes
    Foldable
  27. def foldLeftM[G[_], A, B](fa: F[A], z: B)(f: (B, A) ⇒ G[B])(implicit M: Monad[G]): G[B]

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    Left-associative, monadic fold of a structure.

    Left-associative, monadic fold of a structure.

    Definition Classes
    Foldable
  28. def foldMap[A, B](fa: F[A])(f: (A) ⇒ B)(implicit F: Monoid[B]): B

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    Map each element of the structure to a scalaz.Monoid, and combine the results.

    Map each element of the structure to a scalaz.Monoid, and combine the results.

    Definition Classes
    IsomorphismFoldableFoldable
  29. def foldMap1Opt[A, B](fa: F[A])(f: (A) ⇒ B)(implicit F: Semigroup[B]): Option[B]

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    As foldMap but returning None if the foldable is empty and Some otherwise

    As foldMap but returning None if the foldable is empty and Some otherwise

    Definition Classes
    Foldable
  30. def foldMapLeft1Opt[A, B](fa: F[A])(z: (A) ⇒ B)(f: (B, A) ⇒ B): Option[B]

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    Definition Classes
    Foldable
  31. def foldMapM[G[_], A, B](fa: F[A])(f: (A) ⇒ G[B])(implicit B: Monoid[B], G: Monad[G]): G[B]

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    Specialization of foldRightM when B has a Monoid.

    Specialization of foldRightM when B has a Monoid.

    Definition Classes
    Foldable
  32. def foldMapRight1Opt[A, B](fa: F[A])(z: (A) ⇒ B)(f: (A, ⇒ B) ⇒ B): Option[B]

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    Definition Classes
    Foldable
  33. def foldRight[A, B](fa: F[A], z: ⇒ B)(f: (A, ⇒ B) ⇒ B): B

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    Right-associative fold of a structure.

    Right-associative fold of a structure.

    Definition Classes
    IsomorphismFoldableFoldable
  34. def foldRight1Opt[A](fa: F[A])(f: (A, ⇒ A) ⇒ A): Option[A]

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    Definition Classes
    Foldable
  35. def foldRightM[G[_], A, B](fa: F[A], z: ⇒ B)(f: (A, ⇒ B) ⇒ G[B])(implicit M: Monad[G]): G[B]

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    Right-associative, monadic fold of a structure.

    Right-associative, monadic fold of a structure.

    Definition Classes
    Foldable
  36. def foldableLaw: FoldableLaw

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    Definition Classes
    Foldable
  37. val foldableSyntax: FoldableSyntax[F]

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    Definition Classes
    Foldable
  38. final def foldl[A, B](fa: F[A], z: B)(f: (B) ⇒ (A) ⇒ B): B

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    Curried version of foldLeft

    Curried version of foldLeft

    Definition Classes
    Foldable
  39. def foldl1Opt[A](fa: F[A])(f: (A) ⇒ (A) ⇒ A): Option[A]

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    Definition Classes
    Foldable
  40. final def foldlM[G[_], A, B](fa: F[A], z: ⇒ B)(f: (B) ⇒ (A) ⇒ G[B])(implicit M: Monad[G]): G[B]

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    Curried version of foldLeftM

    Curried version of foldLeftM

    Definition Classes
    Foldable
  41. final def foldr[A, B](fa: F[A], z: ⇒ B)(f: (A) ⇒ (⇒ B) ⇒ B): B

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    Curried version of foldRight

    Curried version of foldRight

    Definition Classes
    Foldable
  42. def foldr1Opt[A](fa: F[A])(f: (A) ⇒ (⇒ A) ⇒ A): Option[A]

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    Definition Classes
    Foldable
  43. final def foldrM[G[_], A, B](fa: F[A], z: ⇒ B)(f: (A) ⇒ (⇒ B) ⇒ G[B])(implicit M: Monad[G]): G[B]

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    Curried version of foldRightM

    Curried version of foldRightM

    Definition Classes
    Foldable
  44. final def getClass(): Class[_]

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

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    Definition Classes
    AnyRef → Any
  46. def index[A](fa: F[A], i: Int): Option[A]

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    returns

    the element at index i in a Some, or None if the given index falls outside of the range

    Definition Classes
    Foldable
  47. def indexOr[A](fa: F[A], default: ⇒ A, i: Int): A

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    returns

    the element at index i, or default if the given index falls outside of the range

    Definition Classes
    Foldable
  48. def intercalate[A](fa: F[A], a: A)(implicit A: Monoid[A]): A

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    Insert an A between every A, yielding the sum.

    Insert an A between every A, yielding the sum.

    Definition Classes
    Foldable
  49. final def isInstanceOf[T0]: Boolean

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    Definition Classes
    Any
  50. def length[A](fa: F[A]): Int

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    Deforested alias for toStream(fa).size.

    Deforested alias for toStream(fa).size.

    Definition Classes
    Foldable
  51. def longDigits[A](fa: F[A])(implicit d: <:<[A, Digit]): Long

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    Definition Classes
    Foldable
  52. def maximum[A](fa: F[A])(implicit arg0: Order[A]): Option[A]

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    The greatest element of fa, or None if fa is empty.

    The greatest element of fa, or None if fa is empty.

    Definition Classes
    Foldable
  53. def maximumBy[A, B](fa: F[A])(f: (A) ⇒ B)(implicit arg0: Order[B]): Option[A]

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    The element a of fa which yields the greatest value of f(a), or None if fa is empty.

    The element a of fa which yields the greatest value of f(a), or None if fa is empty.

    Definition Classes
    Foldable
  54. def maximumOf[A, B](fa: F[A])(f: (A) ⇒ B)(implicit arg0: Order[B]): Option[B]

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    The greatest value of f(a) for each element a of fa, or None if fa is empty.

    The greatest value of f(a) for each element a of fa, or None if fa is empty.

    Definition Classes
    Foldable
  55. def minimum[A](fa: F[A])(implicit arg0: Order[A]): Option[A]

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    The smallest element of fa, or None if fa is empty.

    The smallest element of fa, or None if fa is empty.

    Definition Classes
    Foldable
  56. def minimumBy[A, B](fa: F[A])(f: (A) ⇒ B)(implicit arg0: Order[B]): Option[A]

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    The element a of fa which yields the smallest value of f(a), or None if fa is empty.

    The element a of fa which yields the smallest value of f(a), or None if fa is empty.

    Definition Classes
    Foldable
  57. def minimumOf[A, B](fa: F[A])(f: (A) ⇒ B)(implicit arg0: Order[B]): Option[B]

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    The smallest value of f(a) for each element a of fa, or None if fa is empty.

    The smallest value of f(a) for each element a of fa, or None if fa is empty.

    Definition Classes
    Foldable
  58. def msuml[G[_], A](fa: F[G[A]])(implicit G: PlusEmpty[G]): G[A]

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

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

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

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    Definition Classes
    AnyRef
  62. def product[G[_]](implicit G0: Foldable[G]): Foldable[[α](F[α], G[α])]

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    The product of Foldables F and G, [x](F[x], G[x]]), is a Foldable

    The product of Foldables F and G, [x](F[x], G[x]]), is a Foldable

    Definition Classes
    Foldable
  63. def product0[G[_]](implicit G0: Foldable1[G]): Foldable1[[α](F[α], G[α])]

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    The product of Foldable F and Foldable1 G, [x](F[x], G[x]]), is a Foldable1

    The product of Foldable F and Foldable1 G, [x](F[x], G[x]]), is a Foldable1

    Definition Classes
    Foldable
  64. def selectSplit[A](fa: F[A])(p: (A) ⇒ Boolean): List[NonEmptyList[A]]

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    Selects groups of elements that satisfy p and discards others.

    Selects groups of elements that satisfy p and discards others.

    Definition Classes
    Foldable
  65. def sequenceF_[M[_], A](ffa: F[Free[M, A]]): Free[M, Unit]

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    sequence_ for Free.

    sequence_ for Free. collapses into a single Free *

    Definition Classes
    Foldable
  66. def sequenceS_[S, A](fga: F[State[S, A]]): State[S, Unit]

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    sequence_ specialized to State *

    sequence_ specialized to State *

    Definition Classes
    Foldable
  67. def sequence_[M[_], A](fa: F[M[A]])(implicit a: Applicative[M]): M[Unit]

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    Strict sequencing in an applicative functor M that ignores the value in fa.

    Strict sequencing in an applicative functor M that ignores the value in fa.

    Definition Classes
    Foldable
  68. def splitWith[A](fa: F[A])(p: (A) ⇒ Boolean): List[NonEmptyList[A]]

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    Splits the elements into groups that alternatively satisfy and don't satisfy the predicate p.

    Splits the elements into groups that alternatively satisfy and don't satisfy the predicate p.

    Definition Classes
    Foldable
  69. def suml[A](fa: F[A])(implicit A: Monoid[A]): A

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    Definition Classes
    Foldable
  70. def suml1Opt[A](fa: F[A])(implicit A: Semigroup[A]): Option[A]

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    Definition Classes
    Foldable
  71. def sumr[A](fa: F[A])(implicit A: Monoid[A]): A

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    Definition Classes
    Foldable
  72. def sumr1Opt[A](fa: F[A])(implicit A: Semigroup[A]): Option[A]

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    Definition Classes
    Foldable
  73. final def synchronized[T0](arg0: ⇒ T0): T0

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    Definition Classes
    AnyRef
  74. def toEphemeralStream[A](fa: F[A]): EphemeralStream[A]

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    Definition Classes
    Foldable
  75. def toIList[A](fa: F[A]): IList[A]

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    Definition Classes
    Foldable
  76. def toList[A](fa: F[A]): List[A]

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    Definition Classes
    Foldable
  77. def toSet[A](fa: F[A]): Set[A]

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    Definition Classes
    Foldable
  78. def toStream[A](fa: F[A]): Stream[A]

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    Definition Classes
    Foldable
  79. def toString(): String

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    Definition Classes
    AnyRef → Any
  80. def toVector[A](fa: F[A]): Vector[A]

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    Definition Classes
    Foldable
  81. def traverseS_[S, A, B](fa: F[A])(f: (A) ⇒ State[S, B]): State[S, Unit]

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    traverse_ specialized to State *

    traverse_ specialized to State *

    Definition Classes
    Foldable
  82. final def traverseU_[A, GB](fa: F[A])(f: (A) ⇒ GB)(implicit G: Unapply[Applicative, GB]): M[Unit]

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    A version of traverse_ that infers the type constructor M.

    A version of traverse_ that infers the type constructor M.

    Definition Classes
    Foldable
  83. def traverse_[M[_], A, B](fa: F[A])(f: (A) ⇒ M[B])(implicit a: Applicative[M]): M[Unit]

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    Strict traversal in an applicative functor M that ignores the result of f.

    Strict traversal in an applicative functor M that ignores the result of f.

    Definition Classes
    Foldable
  84. final def wait(): Unit

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

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

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    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

Deprecated Value Members

  1. def to[A, G[_]](fa: F[A])(implicit c: CanBuildFrom[Nothing, A, G[A]]): G[A]

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    Definition Classes
    Foldable
    Annotations
    @deprecated
    Deprecated

    (Since version 7.2.22) removed in scalaz 7.3

    Exceptions thrown

    NoSuchMethodException if Scala 2.13 or later

Inherited from Foldable[F]

Inherited from FoldableParent[F]

Inherited from AnyRef

Inherited from Any

Ungrouped