/**
 * Copyright (C) 2015 Typesafe Inc. <http://www.typesafe.com>
 */
package docs.stream

import akka.stream.scaladsl._
import akka.stream.testkit.AkkaSpec

class MigrationsScala extends AkkaSpec {

  "Examples in migration guide" must {
    "compile" in {
      lazy val dontExecuteMe = {
        //#expand-continually
        Flow[Int].expand(Iterator.continually(_))
        //#expand-continually
        //#expand-state
        Flow[Int].expand(i => {
          var state = 0
          Iterator.continually({
            state += 1
            (i, state)
          })
        })
        //#expand-state
      }
    }
  }

}