W3cubDocs

/Scala 3.2

Class IterableFactory.Delegate

class Delegate[CC[_]](delegate: IterableFactory[CC]) extends IterableFactory[CC]

Supertypes	trait IterableFactory[CC] trait Serializable class Object trait Matchable class Any
Known subtypes	object Iterable.type object Set.type object Iterable.type object Iterable.type object Set.type

Concrete methods

Source
override def apply[A](elems: A*): CC[A]

Creates a collection with the specified elements.

Type parameters	A the type of the collection's elements
Value parameters	elems the elements of the created collection
Returns	a new collection with elements `elems`
Definition Classes	IterableFactory

Source
def empty[A]: CC[A]

An empty collection

Type parameters	A the type of the collection's elements

Source
def from[E](it: IterableOnce[E]): CC[E]

Creates a target collection from an existing source collection

Type parameters	A the type of the collection’s elements
Value parameters	source Source collection
Returns	a new collection with the elements of `source`

Source
def newBuilder[A]: Builder[A, CC[A]]

Type parameters	A the type of the collection’s elements
Returns	A builder for `Iterable` objects.

Inherited methods

Source
def concat[A](xss: Iterable[A]*): CC[A]

Concatenates all argument collections into a single collection.

Value parameters	xss the collections that are to be concatenated.
Returns	the concatenation of all the collections.
Inherited from	IterableFactory

Source
def fill[A](n1: Int, n2: Int, n3: Int, n4: Int, n5: Int)(elem: => A): CC[CC[CC[CC[CC[A]]]]]

Produces a five-dimensional collection containing the results of some element computation a number of times.

Value parameters	elem the element computation n1 the number of elements in the 1st dimension n2 the number of elements in the 2nd dimension n3 the number of elements in the 3rd dimension n4 the number of elements in the 4th dimension n5 the number of elements in the 5th dimension
Returns	A collection that contains the results of `n1 x n2 x n3 x n4 x n5` evaluations of `elem`.
Inherited from	IterableFactory

Source
def fill[A](n1: Int, n2: Int, n3: Int, n4: Int)(elem: => A): CC[CC[CC[CC[A]]]]

Produces a four-dimensional collection containing the results of some element computation a number of times.

Value parameters	elem the element computation n1 the number of elements in the 1st dimension n2 the number of elements in the 2nd dimension n3 the number of elements in the 3rd dimension n4 the number of elements in the 4th dimension
Returns	A collection that contains the results of `n1 x n2 x n3 x n4` evaluations of `elem`.
Inherited from	IterableFactory

Source
def fill[A](n1: Int, n2: Int, n3: Int)(elem: => A): CC[CC[CC[A]]]

Produces a three-dimensional collection containing the results of some element computation a number of times.

Value parameters	elem the element computation n1 the number of elements in the 1st dimension n2 the number of elements in the 2nd dimension n3 the number of elements in the 3rd dimension
Returns	A collection that contains the results of `n1 x n2 x n3` evaluations of `elem`.
Inherited from	IterableFactory

Source
def fill[A](n1: Int, n2: Int)(elem: => A): CC[CC[A]]

Produces a two-dimensional collection containing the results of some element computation a number of times.

Value parameters	elem the element computation n1 the number of elements in the 1st dimension n2 the number of elements in the 2nd dimension
Returns	A collection that contains the results of `n1 x n2` evaluations of `elem`.
Inherited from	IterableFactory

Source
def fill[A](n: Int)(elem: => A): CC[A]

Produces a collection containing the results of some element computation a number of times.

Value parameters	elem the element computation n the number of elements contained in the collection.
Returns	A collection that contains the results of `n` evaluations of `elem`.
Inherited from	IterableFactory

Source
def iterate[A](start: A, len: Int)(f: A => A): CC[A]

Produces a collection containing repeated applications of a function to a start value.

Value parameters	f the function that's repeatedly applied len the number of elements contained in the collection start the start value of the collection
Returns	a collection with `len` values in the sequence `start, f(start), f(f(start)), ...`
Inherited from	IterableFactory

Source
def range[A : Integral](start: A, end: A, step: A): CC[A]

Produces a collection containing equally spaced values in some integer interval.

Value parameters	end the end value of the collection (the first value NOT contained) start the start value of the collection step the difference between successive elements of the collection (must be positive or negative)
Returns	a collection with values `start, start + step, ...` up to, but excluding `end`
Inherited from	IterableFactory

Source
def range[A : Integral](start: A, end: A): CC[A]

Produces a collection containing a sequence of increasing of integers.

Value parameters	end the end value of the collection (the first value NOT contained) start the first element of the collection
Returns	a collection with values `start, start + 1, ..., end - 1`
Inherited from	IterableFactory

Source
def tabulate[A](n1: Int, n2: Int, n3: Int, n4: Int, n5: Int)(f: (Int, Int, Int, Int, Int) => A): CC[CC[CC[CC[CC[A]]]]]

Produces a five-dimensional collection containing values of a given function over ranges of integer values starting from 0.

Value parameters	f The function computing element values n1 the number of elements in the 1st dimension n2 the number of elements in the 2nd dimension n3 the number of elements in the 3rd dimension n4 the number of elements in the 4th dimension n5 the number of elements in the 5th dimension
Returns	A collection consisting of elements `f(i1, i2, i3, i4, i5)` for `0 <= i1 < n1`, `0 <= i2 < n2`, `0 <= i3 < n3`, `0 <= i4 < n4`, and `0 <= i5 < n5`.
Inherited from	IterableFactory

Source
def tabulate[A](n1: Int, n2: Int, n3: Int, n4: Int)(f: (Int, Int, Int, Int) => A): CC[CC[CC[CC[A]]]]

Produces a four-dimensional collection containing values of a given function over ranges of integer values starting from 0.

Value parameters	f The function computing element values n1 the number of elements in the 1st dimension n2 the number of elements in the 2nd dimension n3 the number of elements in the 3rd dimension n4 the number of elements in the 4th dimension
Returns	A collection consisting of elements `f(i1, i2, i3, i4)` for `0 <= i1 < n1`, `0 <= i2 < n2`, `0 <= i3 < n3`, and `0 <= i4 < n4`.
Inherited from	IterableFactory

Source
def tabulate[A](n1: Int, n2: Int, n3: Int)(f: (Int, Int, Int) => A): CC[CC[CC[A]]]

Produces a three-dimensional collection containing values of a given function over ranges of integer values starting from 0.

Value parameters	f The function computing element values n1 the number of elements in the 1st dimension n2 the number of elements in the 2nd dimension n3 the number of elements in the 3rd dimension
Returns	A collection consisting of elements `f(i1, i2, i3)` for `0 <= i1 < n1`, `0 <= i2 < n2`, and `0 <= i3 < n3`.
Inherited from	IterableFactory

Source
def tabulate[A](n1: Int, n2: Int)(f: (Int, Int) => A): CC[CC[A]]

Produces a two-dimensional collection containing values of a given function over ranges of integer values starting from 0.

Value parameters	f The function computing element values n1 the number of elements in the 1st dimension n2 the number of elements in the 2nd dimension
Returns	A collection consisting of elements `f(i1, i2)` for `0 <= i1 < n1` and `0 <= i2 < n2`.
Inherited from	IterableFactory

Source
def tabulate[A](n: Int)(f: Int => A): CC[A]

Produces a collection containing values of a given function over a range of integer values starting from 0.

Value parameters	f The function computing element values n The number of elements in the collection
Returns	A collection consisting of elements `f(0), ..., f(n -1)`
Inherited from	IterableFactory

Source
def unfold[A, S](init: S)(f: S => Option[(A, S)]): CC[A]

Produces a collection that uses a function f to produce elements of type A and update an internal state of type S.

Type parameters	A Type of the elements S Type of the internal state
Value parameters	f Computes the next element (or returns `None` to signal the end of the collection) init State initial value
Returns	a collection that produces elements using `f` until `f` returns `None`
Inherited from	IterableFactory

Inherited implicits

Source
implicit def iterableFactory[A]: Factory[A, CC[A]]

Inherited from	IterableFactory

© 2002-2022 EPFL, with contributions from Lightbend.
Licensed under the Apache License, Version 2.0.
https://scala-lang.org/api/3.2.0/scala/collection/IterableFactory$$Delegate.html

Class IterableFactory.Delegate

class Delegate[CC[_]](delegate: IterableFactory[CC]) extends IterableFactory[CC]

Concrete methods

Source override def apply[A](elems: A*): CC[A]

Source def empty[A]: CC[A]

Source def from[E](it: IterableOnce[E]): CC[E]

Source def newBuilder[A]: Builder[A, CC[A]]

Inherited methods

Source def concat[A](xss: Iterable[A]*): CC[A]

Source def fill[A](n1: Int, n2: Int, n3: Int, n4: Int, n5: Int)(elem: => A): CC[CC[CC[CC[CC[A]]]]]

Source def fill[A](n1: Int, n2: Int, n3: Int, n4: Int)(elem: => A): CC[CC[CC[CC[A]]]]

Source def fill[A](n1: Int, n2: Int, n3: Int)(elem: => A): CC[CC[CC[A]]]

Source def fill[A](n1: Int, n2: Int)(elem: => A): CC[CC[A]]

Source def fill[A](n: Int)(elem: => A): CC[A]

Source def iterate[A](start: A, len: Int)(f: A => A): CC[A]

Source def range[A : Integral](start: A, end: A, step: A): CC[A]

Source def range[A : Integral](start: A, end: A): CC[A]

Source def tabulate[A](n1: Int, n2: Int, n3: Int, n4: Int, n5: Int)(f: (Int, Int, Int, Int, Int) => A): CC[CC[CC[CC[CC[A]]]]]

Source def tabulate[A](n1: Int, n2: Int, n3: Int, n4: Int)(f: (Int, Int, Int, Int) => A): CC[CC[CC[CC[A]]]]

Source def tabulate[A](n1: Int, n2: Int, n3: Int)(f: (Int, Int, Int) => A): CC[CC[CC[A]]]

Source def tabulate[A](n1: Int, n2: Int)(f: (Int, Int) => A): CC[CC[A]]

Source def tabulate[A](n: Int)(f: Int => A): CC[A]

Source def unfold[A, S](init: S)(f: S => Option[(A, S)]): CC[A]