docs: public static <T> List<Number> findIndexValues(Iterator<T> self, Number startIndex, @ClosureParams(FirstParam.FirstGenericType.class) Closure condition) {
          List<Number> result = new ArrayList<Number>();
          long count = 0;
          long startCount = startIndex.longValue();
          BooleanClosureWrapper bcw = new BooleanClosureWrapper(condition);
          while (self.hasNext()) {
              Object value = self.next();
              if (count++ < startCount) {
                  continue;
              }
              if (bcw.call(value)) {
                  result.add(count - 1);
              }
          }
          return result;
      }