private AST Group2()
{
var ast = Group1();
if (CurrentToken.TokenType == TokenType.Function)
{
if (ast != null)
{
ThrowUnexpectedTokenTypeException();
}
switch (CurrentToken.Value)
{
case "ToString":
ast = new ToStringFunction(CurrentToken);
break;
case "DateTime.Now":
ast = new DateTimeFunction(CurrentToken);
break;
case "string.Concat":
ast = new StringConcatFunction(CurrentToken);
break;
case "AddMonths":
ast = new AddMonths(CurrentToken);
break;
default:
ThrowUnexpectedTokenTypeException();
break;
}
CurrentToken = _lexer.GetNextToken();
if (CurrentToken.TokenType != TokenType.OpenParenthesis)
{
ThrowUnexpectedTokenTypeException();
}
CurrentToken = _lexer.GetNextToken();
while (CurrentToken.TokenType != TokenType.CloseParenthesis)
{
ast.ChildNodes.Add(Group10());
if (CurrentToken.TokenType == TokenType.Separator)
{
CurrentToken = _lexer.GetNextToken();
}
}
CurrentToken = _lexer.GetNextToken();
}
return(ast);
}
public override object Convert(object value)
{
if (value == null)
{
return(value);
}
string input = value.ToString();
Tracer.TraceInformation("adddays {0}", AddDays);
DateTime dateValue;
if (DateTime.TryParse(input, out dateValue))
{
if (!AddSeconds.Equals(0))
{
dateValue = dateValue.AddSeconds(this.AddSeconds);
Tracer.TraceInformation("date-after-addseconds {0}", dateValue);
}
if (!AddMinutes.Equals(0))
{
dateValue = dateValue.AddMinutes(this.AddMinutes);
Tracer.TraceInformation("date-after-addminutes {0}", dateValue);
}
if (!AddHours.Equals(0))
{
dateValue = dateValue.AddHours(this.AddHours);
Tracer.TraceInformation("date-after-addhours {0}", dateValue);
}
if (!AddDays.Equals(0))
{
dateValue = dateValue.AddDays(this.AddDays);
Tracer.TraceInformation("date-after-adddays {0}", dateValue);
}
if (!AddMonths.Equals(0))
{
dateValue = dateValue.AddMonths(this.AddMonths);
Tracer.TraceInformation("date-after-addmonths {0}", dateValue);
}
if (!AddYears.Equals(0))
{
dateValue = dateValue.AddYears(this.AddYears);
Tracer.TraceInformation("date-after-addyears {0}", dateValue);
}
return(dateValue);
}
else
{
Tracer.TraceWarning("could-not-parse-to-date {0}", 1, input);
}
return(value);
}
