val URL_PATH: List[String]

    lazy val URL_NAME = URL_PATH.reverse.head
    lazy val URL_SLUG_PARAM = "slug"
    lazy val URL_PREFIX = URL_PATH.mkString("/", "/", "/")
    lazy val URL_LINK = Loc(URL_NAME, URL_PATH, URL_NAME, Loc.Hidden)

    def rewrite = {
        LiftRules.statelessRewrite.append {
            case RewriteRequest(
            ParsePath(URL_PATH :: slug :: Nil,_,_,_),_,_) =>
                RewriteResponse(URL_PATH, Map(URL_SLUG_PARAM -> slug))
        }
    }


//[error] /.../Mapper.scala:36: not found: value :::
//[error]           ParsePath(URL_PATH ::: slug :: Nil,_,_,_),_,_) =>
//[error]                              ^
//[error] one error found