val ok: String
  field = "OK"
  get

val ok2: String
  field = <get-ok>()
  get

fun test1(): String {
  return <get-ok>()
}

fun test2(x: String): String {
  return x
}

fun test3(): String {
  val x: String = "OK"
  return x
}

fun test4(): String {
  return <get-ok3>()
}

fun String.test5(): String {
  return <this>.<get-okext>()
}

val ok3: String
  get(): String {
    return "OK"
  }

val String.okext: String
  get(): String {
    return "OK"
  }