Re: [boost] Re: in/out parameters, codingstylesandmaintenance

From: Victor A. Wagner, Jr. (vawjr_at_[hidden])
Date: 2003-05-04 00:59:13

At Saturday 5/3/2003 09:44 PM, you wrote:
>"Justin M. Lewis" wrote:
> > > Then all you really need is one reference wrapper that does what ref<>
> > > does without the implicit type casts.
> > >
> >
> > It still wouldn't tell you the intended use, unless you're willing to type
> > template notation all over your code.  So, you couldn't use the ref()
> > function anymore, as well.  And, even then, it doesn't differentiate 
> between
> > out and in_out, and in, if you're using my version of in.
>
>Again, there's no need for out parameters; they should be returned from
>functions.

Except when there are many of them.  Or are you advocating the approach 
taken in "filesystem" where there are several "views" and a bool function 
for each to determine existence?

>In parameters are const.
>
>In/out parameters are not const.
>
>Given the above, you should be able to tell them apart.
>
>Noel
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Victor A. Wagner Jr.      http://rudbek.com
The five most dangerous words in the English language:
               "There oughta be a law"