[boost] Re: Formal Review Request: class optional<>

From: Dirk Gerrits (dirk_at_[hidden])
Date: 2002-11-21 15:49:00

Fernando Cacciola wrote:

[snip]

> void recieve_async_message()
> {
>   optional rcv ;
>   while ( !!(rcv = get_async_input()) && !timeout() )
>     output(*rcv);
> }

[snip]

Maybe it's a minor point, but I think the !! is really ugly. Have you 
considered the safe_bool idiom that's used in some other Boost 
libraries? (smart_ptr to name one.)

Regards,
Dirk Gerrits