Method digits

src/main/java/org/sfj/JSONOne.java:744–749

(StringBuilder ret)

    }

    private String digits(StringBuilder ret) {
      for (char p = peek(); Character.isDigit(p); p = peek()) {
        ret.append(advance());
      }
      return ret.toString();
    }

    private Token advanceMatching(String next, boolean caseMatters, TokenType type) throws ParseException {
      if (!caseMatters) {