SCALA GEN FILTRAGE URL

package filtrageURLs
import library._

object main extends FiltrageURLs {
  private var result : List[String] = List()

  def filtreAnnonce(h:Html):List[String] = {
      h match {
        case Tag("a",attributes,_) => {
          result = result :+ extraireLien(attributes)
        }
        case Tag(_,_,courant) => {
          for (e <- courant) {
            if (e != List()) filtreAnnonce(e)
          }
        }
        case _ => ()
      }
   }

  def extraireLien(a : List[(String, String)]) : String = {
      for (p <- a) {
        if(p._1 == "href")  p._2

      }

      "yo"
  }