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Scala example source code file (IsEmptySyntax.scala)

This example Scala source code file (IsEmptySyntax.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

boolean, isempty, isemptyops, isemptysyntax, plusemptysyntax, toisemptyops, toisemptyops0, toisemptyopsunapply, toplusemptyops

The IsEmptySyntax.scala Scala example source code

package scalaz
package syntax

/** Wraps a value `self` and provides methods related to `IsEmpty` */
final class IsEmptyOps[F[_],A] private[syntax](val self: F[A])(implicit val F: IsEmpty[F]) extends Ops[F[A]] {
  ////

  def isEmpty: Boolean = F.isEmpty(self)

  ////
}

sealed trait ToIsEmptyOps0 {
  implicit def ToIsEmptyOpsUnapply[FA](v: FA)(implicit F0: Unapply[IsEmpty, FA]) =
    new IsEmptyOps[F0.M,F0.A](F0(v))(F0.TC)

}

trait ToIsEmptyOps extends ToIsEmptyOps0 with ToPlusEmptyOps {
  implicit def ToIsEmptyOps[F[_],A](v: F[A])(implicit F0: IsEmpty[F]) =
    new IsEmptyOps[F,A](v)

  ////

  ////
}

trait IsEmptySyntax[F[_]] extends PlusEmptySyntax[F] {
  implicit def ToIsEmptyOps[A](v: F[A]): IsEmptyOps[F, A] = new IsEmptyOps[F,A](v)(IsEmptySyntax.this.F)

  def F: IsEmpty[F]
  ////

  ////
}

Other Scala examples (source code examples)

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