code: public static EnumSet<KindName> kindNames(int kind) {
          EnumSet<KindName> kinds = EnumSet.noneOf(KindName.class);
          if ((kind & VAL) != 0)
              kinds.add(((kind & VAL) == VAR) ? KindName.VAR : KindName.VAL);
          if ((kind & MTH) != 0) kinds.add(KindName.METHOD);
          if ((kind & TYP) != 0) kinds.add(KindName.CLASS);
          if ((kind & PCK) != 0) kinds.add(KindName.PACKAGE);
          return kinds;
      }
docs: A set of KindName(s) representing a set of symbol's kinds.