* @param options
   * @return Cons
   */
  public static Cons decomposeNamestring(String namestring, Cons options) {
    { PropertyList self000 = PropertyList.newPropertyList();

      self000.thePlist = options;
      { PropertyList plist = self000;
        Keyword breakoncap = Stella.KWD_CLEVER;
        Keyword breakonnumber = Stella.KWD_CLEVER;
        String breakonseparators = "-_ ";

        Stella_Object.vetOptions(plist, Stella.getQuotedTree("((:BREAK-ON-CAP :BREAK-ON-NUMBER :BREAK-ON-SEPARATORS) \"/STELLA\")", "/STELLA"));
        { Stella_Object key = null;
          Stella_Object value = null;
          Cons iter000 = plist.thePlist;

          for (;!(iter000 == Stella.NIL); iter000 = iter000.rest.rest) {
            key = iter000.value;
            value = iter000.rest.value;
            { GeneralizedSymbol testValue000 = ((GeneralizedSymbol)(key));

              if (testValue000 == Stella.KWD_BREAK_ON_CAP) {
                if (value != null) {
                  breakoncap = ((Keyword)(value));
                }
                else {
                  breakoncap = Stella.KWD_NO;
                }
              }
              else if (testValue000 == Stella.KWD_BREAK_ON_NUMBER) {
                if (value != null) {
                  breakonnumber = ((Keyword)(value));
                }
                else {
                  breakonnumber = Stella.KWD_NO;
                }
              }
              else if (testValue000 == Stella.KWD_BREAK_ON_SEPARATORS) {
                breakonseparators = ((StringWrapper)(value)).wrapperValue;
              }
              else {
                { OutputStringStream stream000 = OutputStringStream.newOutputStringStream();

                  stream000.nativeStream.print("`" + testValue000 + "' is not a valid case option");
                  throw ((StellaException)(StellaException.newStellaException(stream000.theStringReader()).fillInStackTrace()));
                }
              }
            }
          }
        }
        return (Stella.decomposeNamestringFull(namestring, breakoncap, breakonnumber, breakonseparators));
      }
    }
  }