gistfile1.scala

case class Plan(estimate: Int, strategy: String)

case class Concept(idea: String)

case class Project(concept: Concept, plan: Plan)



def workOn(project: Project): String =
  project match {
    case Project(con @ Concept("fool people"), _) =>
      "can't fool me with : " + con
    case proj @ Project(_, plan @ Plan(len, _)) if len > 10 => 
      "that's going to take too long: " + plan
    case Project(Concept(idea), Plan(len, strategy)) => 
      s"I like your idea, $idea, and your strategy, $strategy, seems sound, but can you really do it in $len months?"
  }