NonEmptyList

Value Members

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

   

   Definition Classes

   AnyRef → Any

2. final def ##(): Int

   

   Definition Classes

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3. def ++[AA >: A](l: List[AA]): NonEmptyList[AA]

   

4. def ::[AA >: A](a: AA): NonEmptyList[AA]

   

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

   

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6. def ===[AA >: A](o: NonEmptyList[AA])(implicit AA: Eq[AA]): Boolean

   

7. final def asInstanceOf[T0]: T0

   

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   Any

8. def clone(): AnyRef

   

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   protected[java.lang]

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   @throws( ... )

9. def coflatMap[B](f: (NonEmptyList[A]) ⇒ B): NonEmptyList[B]

   

10. def concat[AA >: A](other: NonEmptyList[AA]): NonEmptyList[AA]

    

    Append another NonEmptyList

11. def distinct[AA >: A](implicit O: Order[AA]): NonEmptyList[AA]

    

    Remove duplicates.

    Remove duplicates. Duplicates are checked using Order[_] instance.

12. final def eq(arg0: AnyRef): Boolean

    

    Definition Classes

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13. def exists(p: (A) ⇒ Boolean): Boolean

    

    Check whether at least one element satisfies the predicate

14. def filter(p: (A) ⇒ Boolean): List[A]

    

    Remove elements not matching the predicate

    Remove elements not matching the predicate

    scala> import cats.data.NonEmptyList
    scala> val nel = NonEmptyList.of(1, 2, 3, 4, 5)
    scala> nel.filter(_ < 3)
    res0: scala.collection.immutable.List[Int] = List(1, 2)

15. def filterNot(p: (A) ⇒ Boolean): List[A]

    

    Remove elements matching the predicate

    Remove elements matching the predicate

    scala> import cats.data.NonEmptyList
    scala> val nel = NonEmptyList.of(1, 2, 3, 4, 5)
    scala> nel.filterNot(_ < 3)
    res0: scala.collection.immutable.List[Int] = List(3, 4, 5)

16. def finalize(): Unit

    

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    protected[java.lang]

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    @throws( classOf[java.lang.Throwable] )

17. def find(p: (A) ⇒ Boolean): Option[A]

    

    Find the first element matching the predicate, if one exists

18. def flatMap[B](f: (A) ⇒ NonEmptyList[B]): NonEmptyList[B]

    

19. def foldLeft[B](b: B)(f: (B, A) ⇒ B): B

    

    Left-associative fold on the structure using f.

20. def foldRight[B](lb: Eval[B])(f: (A, Eval[B]) ⇒ Eval[B]): Eval[B]

    

    Right-associative fold on the structure using f.

21. def forall(p: (A) ⇒ Boolean): Boolean

    

    Check whether all elements satisfy the predicate

22. final def getClass(): Class[_]

    

    Definition Classes

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23. val head: A

    

24. final def isInstanceOf[T0]: Boolean

    

    Definition Classes

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25. def map[B](f: (A) ⇒ B): NonEmptyList[B]

    

    Applies f to all the elements of the structure

26. final def ne(arg0: AnyRef): Boolean

    

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27. final def notify(): Unit

    

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28. final def notifyAll(): Unit

    

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29. def reduce[AA >: A](implicit S: Semigroup[AA]): AA

    

    Reduce using the Semigroup of AA.

30. def reduceLeft[AA >: A](f: (AA, AA) ⇒ AA): AA

    

    Left-associative reduce using f.

31. def reverse: NonEmptyList[A]

    

    Reverse this NonEmptyList.

    Reverse this NonEmptyList.

    scala> import cats.data.NonEmptyList
    scala> val nel = NonEmptyList.of(1, 2, 3)
    scala> nel.reverse
    res0: cats.data.NonEmptyList[Int] = NonEmptyList(3, 2, 1)

32. def show[AA >: A](implicit AA: Show[AA]): String

    

33. final def synchronized[T0](arg0: ⇒ T0): T0

    

    Definition Classes

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34. val tail: List[A]

    

35. def toList: List[A]

    

    Return the head and tail into a single list

36. def toString(): String

    

    Definition Classes

    NonEmptyList → AnyRef → Any

37. def traverse[G[_], B](f: (A) ⇒ G[B])(implicit G: Applicative[G]): G[NonEmptyList[B]]

    

38. final def wait(): Unit

    

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39. final def wait(arg0: Long, arg1: Int): Unit

    

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40. final def wait(arg0: Long): Unit

    

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41. def zipWithIndex: NonEmptyList[(A, Int)]

    

    Zips each element of this NonEmptyList with its index.

    Zips each element of this NonEmptyList with its index.

    scala> import cats.data.NonEmptyList
    scala> val nel = NonEmptyList.of("a", "b", "c")
    scala> nel.zipWithIndex
    res0: cats.data.NonEmptyList[(String, Int)] = NonEmptyList((a,0), (b,1), (c,2))