izumi.fundamentals.graphs.traverse.MPromise.scala Maven / Gradle / Ivy
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package izumi.fundamentals.graphs.traverse
trait MPromise[F[_], P, T] {
def status: F[MPromise.Status[P, T]]
}
object MPromise {
sealed trait Status[+P, +T]
case class Progress[P](p: P) extends Status[P, Nothing]
case class Mark[T](t: T) extends Status[Nothing, T]
}