Ejemplo n.º 1
0
            public object DoForNum(NumAST num, object options = null)
            {
                ObjType ot = new ObjType();

                switch (num.token.tokenType)
                {
                case TokenType.IntNum:
                    ot = GetTypeFromName("int64");
                    break;

                case TokenType.FloatNum:
                    ot = GetTypeFromName("float64");
                    break;
                }
                ObjExpr oe = new ObjExpr()
                {
                    val = num.value,
                    isSimplifiedToNum = true,
                    isInt             = (num.token.tokenType == TokenType.IntNum),
                    objType           = ot
                };

                return(oe);
            }
Ejemplo n.º 2
0
            ObjExpr BinOpTwoLiterals(ObjExpr lhs, ObjExpr rhs, string op)
            {
                ObjExpr objExpr = new ObjExpr();

                if (lhs.isInt)
                {
                    Int64 lhsVal = Int64.Parse(lhs.val);
                    if (rhs.isInt)
                    {
                        Int64 rhsVal = Int64.Parse(rhs.val);
                        Int64 tot;
                        switch (op)
                        {
                        case "+":
                            tot = lhsVal + rhsVal;
                            break;

                        case "-":
                            tot = lhsVal - rhsVal;
                            break;

                        case "*":
                            tot = lhsVal * rhsVal;
                            break;

                        case "/":
                            tot = lhsVal / rhsVal;
                            break;

                        default:
                            tot = 42;
                            break;
                        }
                        objExpr.val     = tot.ToString();
                        objExpr.isInt   = true;
                        objExpr.objType = GetTypeFromName("int64");
                    }
                    else
                    {
                        double rhsVal = double.Parse(rhs.val);
                        double tot;
                        switch (op)
                        {
                        case "+":
                            tot = lhsVal + rhsVal;
                            break;

                        case "-":
                            tot = lhsVal - rhsVal;
                            break;

                        case "*":
                            tot = lhsVal * rhsVal;
                            break;

                        case "/":
                            tot = lhsVal / rhsVal;
                            break;

                        default:
                            tot = 42.0;
                            break;
                        }
                        objExpr.val     = tot.ToString();
                        objExpr.isInt   = false;
                        objExpr.objType = GetTypeFromName("float");
                    }
                }
                else
                {
                    double lhsVal = double.Parse(lhs.val);
                    if (rhs.isInt)
                    {
                        Int64  rhsVal = Int64.Parse(rhs.val);
                        double tot;
                        switch (op)
                        {
                        case "+":
                            tot = lhsVal + rhsVal;
                            break;

                        case "-":
                            tot = lhsVal - rhsVal;
                            break;

                        case "*":
                            tot = lhsVal * rhsVal;
                            break;

                        case "/":
                            tot = lhsVal / rhsVal;
                            break;

                        default:
                            tot = 42.0;
                            break;
                        }
                        objExpr.val     = tot.ToString();
                        objExpr.isInt   = false;
                        objExpr.objType = GetTypeFromName("float");
                    }
                    else
                    {
                        double rhsVal = double.Parse(rhs.val);
                        double tot;
                        switch (op)
                        {
                        case "+":
                            tot = lhsVal + rhsVal;
                            break;

                        case "-":
                            tot = lhsVal - rhsVal;
                            break;

                        case "*":
                            tot = lhsVal * rhsVal;
                            break;

                        case "/":
                            tot = lhsVal / rhsVal;
                            break;

                        default:
                            tot = 42.0;
                            break;
                        }
                        objExpr.val     = tot.ToString();
                        objExpr.isInt   = false;
                        objExpr.objType = GetTypeFromName("float");
                    }
                }
                objExpr.isSimplifiedToNum = true;
                return(objExpr);
            }