Method parse

src/stone/Parser.java:193–200

(Lexer lexer, List<ASTree> res)

            factor = exp;
        }
        public void parse(Lexer lexer, List<ASTree> res) throws ParseException {
            ASTree right = factor.parse(lexer);
            Precedence prec;
            while ((prec = nextOperator(lexer)) != null)
                right = doShift(lexer, right, prec.value);

            res.add(right);
        }
        private ASTree doShift(Lexer lexer, ASTree left, int prec)
            throws ParseException
        {