code: func NewResyncEventDB(ctx context.Context, its map[string]datasync.KeyValIterator) *ResyncEventDB {
  	return &ResyncEventDB{
  		ctx:         ctx,
  		its:         its,
  		DoneChannel: &DoneChannel{make(chan error, 1)},
  	}
  }
docs: // NewResyncEventDB creates a new instance of ResyncEventDB using the given map of iterators.