Scala example source code file (TracedTTest.scala)

This example Scala source code file (TracedTTest.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.

Learn more about this Scala project at its project page.

Java - Scala tags/keywords

applicative, apply, byte, cobind, comonad, comonadstore, distributive, functor, monoid, string, tracedttest

The TracedTTest.scala Scala example source code

package scalaz

object TracedTTest extends SpecLite {

  def compilationTestTracedTU: Unit = {
    import scalaz.syntax.either._
    import scalaz.std.function._

    val a: Int \/ (Byte => String) = 1.left[Byte => String]
    TracedT.tracedTU(a)
  }

  object instances {
    def functor[F[_]: Functor, A] = Functor[TracedT[F, A, ?]]
    def apply[F[_]: Apply, A] = Apply[TracedT[F, A, ?]]
    def applicative[F[_]: Applicative, A] = Applicative[TracedT[F, A, ?]]
    def distributive[F[_]: Distributive, A] = Distributive[TracedT[F, A, ?]]
    def cobind[F[_]: Cobind, A: Semigroup] = Cobind[TracedT[F, A, ?]]
    def comonoad[F[_]: Comonad, A: Monoid] = Comonad[TracedT[F, A, ?]]
    def comonoadStore[F[_], S, A: Monoid](implicit F: ComonadStore[F, S]) = ComonadStore[TracedT[F, A, ?], S]
    def contravariant[F[_]: Functor, A] = Contravariant[TracedT[F, ?, A]]
  }

}