From: Rozental, Gennadiy (gennadiy.rozental_at_[hidden])
Date: 2002-11-21 16:36:12
> > 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.)
> Yes, I did.
> safe_bool (among other alternatives) was rejected because of
> the following
> (this specific point is explained in detail on the documentation)
> void foo()
> optional<bool> opt = get_some();
> bool is_it = opt;
Did you consider to provide bool specialization that does not have safe_bool
convertion and allowing it for all other types?
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