Scala example source code file (CobindSyntax.scala)

This example Scala source code file (CobindSyntax.scala) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Scala by Example" ^TM.

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Java - Scala tags/keywords

cobind, cobindops, cobindsyntax, functorsyntax, tocobindops, tocobindops0, tocobindopsunapply, tofunctorops

The CobindSyntax.scala Scala example source code

package scalaz
package syntax

/** Wraps a value `self` and provides methods related to `Cobind` */
final class CobindOps[F[_],A] private[syntax](val self: F[A])(implicit val F: Cobind[F]) extends Ops[F[A]] {
  ////
  final def cojoin: F[F[A]] = F.cojoin(self)
  final def coflatten: F[F[A]] = F.cojoin(self)
  final def cobind[B](f: F[A] => B) = F.cobind(self)(f)
  final def coflatMap[B](f: F[A] => B) = F.cobind(self)(f)
  ////
}

sealed trait ToCobindOps0 {
  implicit def ToCobindOpsUnapply[FA](v: FA)(implicit F0: Unapply[Cobind, FA]) =
    new CobindOps[F0.M,F0.A](F0(v))(F0.TC)

}

trait ToCobindOps extends ToCobindOps0 with ToFunctorOps {
  implicit def ToCobindOps[F[_],A](v: F[A])(implicit F0: Cobind[F]) =
    new CobindOps[F,A](v)

  ////

  ////
}

trait CobindSyntax[F[_]] extends FunctorSyntax[F] {
  implicit def ToCobindOps[A](v: F[A]): CobindOps[F, A] = new CobindOps[F,A](v)(CobindSyntax.this.F)

  def F: Cobind[F]
  ////

  ////
}