Contents

object House {
  private val parts = Vector(("lay in", "the house that Jack built."),
    ("ate", "the malt"),
    ("killed", "the rat"),
    ("worried", "the cat"),
    ("tossed", "the dog"),
    ("milked", "the cow with the crumpled horn"),
    ("kissed", "the maiden all forlorn"),
    ("married", "the man all tattered and torn"),
    ("woke", "the priest all shaven and shorn"),
    ("kept", "the rooster that crowed in the morn"),
    ("belonged to", "the farmer sowing his corn"),
    ("", "the horse and the hound and the horn"))

  private def reciteInternal(n: Int) = {
    "This is " + parts(n)._2 +
      (for {
        i <- List.range(0, n).reverse
      } yield {"\nthat %s %s".format(parts(i)._1, parts(i)._2)}).mkString +
      "\n\n"
  }

  def recite(n: Int): String = reciteInternal(n - 1)

  def recite(n: Int, m: Int): String = (for {i <- List.range(n - 1, m)} yield {reciteInternal(i)}).mkString
}

Version data entries

12 entries across 12 versions & 1 rubygems

Version	Path
trackler-2.2.1.120	tracks/scala/exercises/house/example.scala
trackler-2.2.1.119	tracks/scala/exercises/house/example.scala
trackler-2.2.1.118	tracks/scala/exercises/house/example.scala
trackler-2.2.1.117	tracks/scala/exercises/house/example.scala
trackler-2.2.1.116	tracks/scala/exercises/house/example.scala
trackler-2.2.1.115	tracks/scala/exercises/house/example.scala
trackler-2.2.1.114	tracks/scala/exercises/house/example.scala
trackler-2.2.1.113	tracks/scala/exercises/house/example.scala
trackler-2.2.1.111	tracks/scala/exercises/house/example.scala
trackler-2.2.1.110	tracks/scala/exercises/house/example.scala
trackler-2.2.1.109	tracks/scala/exercises/house/example.scala
trackler-2.2.1.108	tracks/scala/exercises/house/example.scala