scalaz.syntax.std.StreamOps.scala Maven / Gradle / Ivy

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package scalaz
package syntax
package std

import scalaz.std.{stream => s}


final class StreamOps[A](val self: Stream[A]) extends AnyVal {
  final def interleave(other: Stream[A]): Stream[A] = s.interleave(self, other)
  final def toZipper: Option[Zipper[A]] = s.toZipper(self)
  final def zipperEnd: Option[Zipper[A]] = s.zipperEnd(self)
  final def heads: Stream[Stream[A]] = s.heads(self)
  final def tails: Stream[Stream[A]] = s.tails(self)
  final def zapp[B, C](f: Stream[A => B => C]): Stream[B => C] = s.zapp(self)(f)
  final def unfoldForest[B](f: A => (B, () => Stream[A])): Stream[Tree[B]] = s.unfoldForest(self)(f)
  final def unfoldForestM[B, M[_] : Monad](f: A => M[(B, Stream[A])]): M[Stream[Tree[B]]] = s.unfoldForestM(self)(f)
  final def intersperse(a: A): Stream[A] = s.intersperse(self, a)
}

trait ToStreamOps {
  implicit def ToStreamOpsFromStream[A](a: Stream[A]): StreamOps[A] = new StreamOps(a)
}