RE: [boost] [preprocessor] What syntax to present to the user

From: Paul Mensonides (pmenso57_at_[hidden])
Date: 2005-05-13 15:37:54

> -----Original Message-----
> From: boost-bounces_at_[hidden] 
> [mailto:boost-bounces_at_[hidden]] On Behalf Of Loïc Joly

> Now, I have to decide what will be the interfaces for such 
> rich enums. 
> My (unreachable) goal would be something like that :
> RichEnum Type{Val1, Val2, Val3};
> 
> A little bit more reasonnable (but still unacheivable, I 
> believe) goal would be :
> RICH_ENUM(Type, Val1, Val2, Val3);

Yes, unachievable in current C++ (i.e. without variadic macros from C).

> I think I can come up with several possible writing :
> 
> 1/
> RICH_ENUM(Type, (Val1)(Val2)(Val3));

This one is fine, IMO

> And now, the questions :
> Which writing do you think would be best ? Why ? Are there 
> other possibilities I overlooked ? Is is possible to have a 
> syntax like 1/ and 2/ with good debugability ?

(I have to get back to this part later, I'm out of time for the moment.)

Regards,
Paul Mensonides