• Mark OLESEN's avatar
    ENH: code adjustments for updated NullObject · 078e3474
    Mark OLESEN authored
    - can now safely use labelList::null() instead of emptyLabelList for
      return values. No special treatment required for lists.
      Possible replacements:
          if (notNull(list) && list.size())  ->  if (list.size())
          if (isNull(list) || list.empty())  ->  if (list.empty())
      The receiver may still wish to handle differently to distinguish
      between a null list and an empty list, but no additional special
      protection is required when obtaining sizes, traversing, outputting