updateAllChecklists

gistfile1.txt

var notif = new Notification(notification);
var added = notif.addedChecklistItem();

if(!notif.member().notTrellinator())
  throw new InvalidActionException("Ignore actions taken by the Bot user");

added
.checklist()
.card()
.board()
.cards()
.each(function(card)
{
  if(card.id() != added.checklist().card().id())
  {
    try
    {
      card.checklist(added.checklist().name()).addUniqueItem(added.name());
    }
    
    catch(e)
    {
      Notification.expectException(InvalidDataException,e);
    }
  }
});