futs.scala

import scala.concurrent._
import scala.concurrent.ExecutionContext.Implicits.global
import scala.concurrent.duration._

object Futs {
  def stuff() = {
    val fut1 = Future {
      println("future 1")
      1
    }

    val fut2  = Future {
      println("future 2")
      throw new RuntimeException("OMG, ponies")
    }

    val fut3: Future[Int] = Future {
      println("future 3")
      3
    }

     val thing  = for {
      one <- fut1
      two <- fut2
      three <- fut3
    } yield one + two + three


    println(Await.result(thing, 5.seconds))
  }
}