AjScript.Interpreter.Parser.ParseBinaryExpressionSecondLevel C# (CSharp) Метод

        private IExpression ParseBinaryExpressionSecondLevel()
        {
            IExpression expression = this.ParseUnaryExpression();

            if (expression == null)
                return null;

            while (this.TryParse(TokenType.Operator, "*", "/", @"\", "%"))
            {
                Token oper = this.lexer.NextToken();
                IExpression right = this.ParseUnaryExpression();
                ArithmeticOperator op;

                if (oper.Value == "*")
                    op = ArithmeticOperator.Multiply;
                else if (oper.Value == "/")
                    op = ArithmeticOperator.Divide;
                else if (oper.Value == "\\")
                    op = ArithmeticOperator.IntegerDivide;
                else if (oper.Value == "%")
                    op = ArithmeticOperator.Modulo;
                else
                    throw new ParserException(string.Format("Invalid operator '{0}'", oper.Value));

                expression = new ArithmeticBinaryExpression(op, expression, right);
            }

            return expression;
        }