Lucene.Net.QueryParsers.QueryParser.Modifiers C# (CSharp) Method

        public int Modifiers()
        {
            int ret = MOD_NONE;
            switch ((jj_ntk == -1) ? Jj_ntk() : jj_ntk)
            {
                case NotToken:
                case PlusToken:
                case MinusToken:
                    switch ((jj_ntk == -1) ? Jj_ntk() : jj_ntk)
                    {
                        case PlusToken:
                            Jj_consume_token(PlusToken);
                            ret = MOD_REQ;
                            break;
                        case MinusToken:
                            Jj_consume_token(MinusToken);
                            ret = MOD_NOT;
                            break;
                        case NotToken:
                            Jj_consume_token(NotToken);
                            ret = MOD_NOT;
                            break;
                        default:
                            jj_la1[2] = jj_gen;
                            Jj_consume_token(-1);
                            throw new ParseException();
                    }
                    break;
                default:
                    jj_la1[3] = jj_gen;
                    break;
            }
            {
                if (true) return ret;
            }
            throw new Exception("Missing return statement in function");
        }