type Update= (TileType, Seq[MineralDrop], Int, Boolean)
def standard(f:( ((Int,Int), Int) => (TileType, Int, Boolean))): ((Int,Int), Int) => Update = { case (ij, dmg) =>
    val (tt, toolDmg, broke) = f(ij, dmg)
    (tt, Seq(), toolDmg, broke)
  }

case class Rock3(override val tile:Tile, override val bg:Tile, hp:Int) extends TileType {
  val toolDamage = 50
  override def hit: ((Int, Int), Int) => Update = standard { case (ij, dmg) =>
    val newHp = hp.drop(dmg)
    if (newHp > 0) {
      (copy(hp = newHp), toolDamage, false)
    } else {
      (Empty(bg), toolDamage, true)
    }
  }
}

//Error:(36, 12) class Rock3 needs to be abstract, since method hit in trait TileType of type (ij: (Int, Int), dmg: Int)(in.dogue.profundus.world.TileType, Seq[in.dogue.profundus.entities.MineralDrop], Int, Boolean) is not defined
//case class Rock3(override val tile:Tile, override val bg:Tile, hp:Int) extends TileType {
//           ^