ValidationOps.scala

  object SmartBuilderOps
  {
    implicit val applicative = applicativeBuilder[String]

    implicit def toSmartBuilderOps[E,A,B](s: BuildStep[E,A => B])=new SmartBuilderOps(s)
    implicit def smartify[E,A,B,C](target: Curryable[A,B,C])(implicit applicative: Applicative[({type f[x] = BuildStep[E, x]})#f]) = toSmartBuilderOps(applicative.unit(target.curried))
    implicit def toValidationOps[T](v: T) = new ValidationOps(v)

  }

  class ValidationOps[T](v: T){
    def failure = Failure(List(v))
    def success = Continue(v)
  }