Class

cats.syntax

FoldableOps

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final class FoldableOps[F[_], A] extends AnyVal

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Instance Constructors

  1. new FoldableOps(fa: F[A])

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Value Members

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

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  2. final def ##(): Int

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  3. final def ==(arg0: Any): Boolean

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  4. final def asInstanceOf[T0]: T0

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  5. def contains_(v: A)(implicit ev: Eq[A], F: Foldable[F]): Boolean

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    test if F[A] contains an A, named contains_ to avoid conflict with existing contains which uses universal equality

    test if F[A] contains an A, named contains_ to avoid conflict with existing contains which uses universal equality

    Example:

    scala> import cats.implicits._
    
    scala> val l: List[Int] = List(1, 2, 3, 4)
    scala> l.contains_(1)
    res0: Boolean = true
    scala> l.contains_(5)
    res1: Boolean = false
  6. val fa: F[A]

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  7. def foldSmash(prefix: A, delim: A, suffix: A)(implicit A: Monoid[A], F: Foldable[F]): A

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    Intercalate with a prefix and a suffix

    Intercalate with a prefix and a suffix

    Example:

    scala> import cats.implicits._
    
    scala> val l: List[String] = List("1", "2", "3")
    scala> l.foldSmash("List(", ",", ")")
    res0: String = List(1,2,3)
  8. def foldl[B](b: B)(f: (B, A) ⇒ B)(implicit F: Foldable[F]): B

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  9. def foldr[B](b: Eval[B])(f: (A, Eval[B]) ⇒ Eval[B])(implicit F: Foldable[F]): Eval[B]

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  10. def getClass(): Class[_ <: AnyVal]

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  11. final def isInstanceOf[T0]: Boolean

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  12. def mkString_(prefix: String, delim: String, suffix: String)(implicit A: Show[A], F: Foldable[F]): String

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    Make a string using Show, named as mkString_ to avoid conflict

    Make a string using Show, named as mkString_ to avoid conflict

    Example:

    scala> import cats.implicits._
    
    scala> val l: List[Int] = List(1, 2, 3)
    scala> l.mkString_("L[", ";", "]")
    res0: String = L[1;2;3]
    scala> val el: List[Int] = List()
    scala> el.mkString_("L[", ";", "]")
    res1: String = L[]
  13. def toString(): String

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