Re: [boost] [futures] Request for Comments

From: Hartmut Kaiser (hartmut.kaiser_at_[hidden])
Date: 2005-08-17 09:05:59

David Abrahams wrote:

> > David Abrahams wrote:
> >
> >> > Related your mentioning of incoming implicit
> conversions: where do
> >> > you think these may take place? Do I miss something?
> >>
> >>   simple_future<int> f1 = bind(slow_fac, 4);
> >>
> >> This won't work if the single-argument ctor for simple_future<int>
> >> used here is marked explicit, so I conclude that it is not.
> >
> > The constructor was intended to be non-explicit, just to allow for
> > such implicit conversions from any nullary functor. Is that
> too dangerous?
>
> Not necessarily, by itself.

I thought so :-P

> However, you also have outgoing
> implicit conversions.  The combination is very dangerous.

I agree with that. Please forget about the outgoing explicit conversions.
These will be removed for sure.

Regards Hartmut