Beispiel #1
0
 public UstNode VisitNumericLiteral([NotNull] ECMAScriptParser.NumericLiteralContext context)
 {
     if (context.DecimalLiteral() != null)
     {
         double value;
         double.TryParse(context.GetText(), out value);
         return(new FloatLiteral(value, context.GetTextSpan(), FileNode));
     }
     else if (context.HexIntegerLiteral() != null)
     {
         long value;
         context.GetText().TryConvertToInt64(16, out value);
         return(new IntLiteral(value, context.GetTextSpan(), FileNode));
     }
     else
     {
         long value;
         context.GetText().TryConvertToInt64(8, out value);
         return(new IntLiteral(value, context.GetTextSpan(), FileNode));
     }
 }
        public override Node VisitNumericLiteral(ECMAScriptParser.NumericLiteralContext context)
        {
            if (context.DecimalLiteral() == null)
            {
                throw new NotImplementedException(
                          GenerateErrorMessage(context, "only decimal numbers are supported."));
            }

            double v;

            try
            {
                v = double.Parse(context.DecimalLiteral().Symbol.Text, CultureInfo.InvariantCulture);
            }
            catch (Exception e)
            {
                e.Data.Add("Position", GenerateErrorLocationMessage(context));
                throw;
            }

            return(new NumericLiteral(context, v));
        }