code: function toCodeAreaChildren (set) {
    return Array.from(set, (id) => {
      return { id }
    }).sort(sorter)
  
    function sorter (a, b) {
      return a.id.localeCompare(b.id)
    }
  }
docs: Turn a Set of code area names into a sorted list of code area objects. This sorts by name right now, just to have a consistent output, but could use eg. the heat of the area in the future.