Scala example source code file (ComonadSyntax.scala)

This example Scala source code file (ComonadSyntax.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

cobindsyntax, comonad, comonadops, comonadsyntax, tocobindops, tocomonadops, tocomonadops0, tocomonadopsunapply

The ComonadSyntax.scala Scala example source code

package scalaz
package syntax

/** Wraps a value `self` and provides methods related to `Comonad` */
final class ComonadOps[F[_],A] private[syntax](val self: F[A])(implicit val F: Comonad[F]) extends Ops[F[A]] {
  ////
  def copoint: A = F.copoint(self)

  ////
}

sealed trait ToComonadOps0 {
  implicit def ToComonadOpsUnapply[FA](v: FA)(implicit F0: Unapply[Comonad, FA]) =
    new ComonadOps[F0.M,F0.A](F0(v))(F0.TC)

}

trait ToComonadOps extends ToComonadOps0 with ToCobindOps {
  implicit def ToComonadOps[F[_],A](v: F[A])(implicit F0: Comonad[F]) =
    new ComonadOps[F,A](v)

  ////

  ////
}

trait ComonadSyntax[F[_]] extends CobindSyntax[F] {
  implicit def ToComonadOps[A](v: F[A]): ComonadOps[F, A] = new ComonadOps[F,A](v)(ComonadSyntax.this.F)

  def F: Comonad[F]
  ////

  ////
}