Re: [boost] Formal Review Request: Boost.String.Convert

Subject: Re: [boost] Formal Review Request: Boost.String.Convert
From: David Abrahams (dave_at_[hidden])
Date: 2009-02-18 12:15:59

on Wed Feb 18 2009, "Vladimir Batov" <batov-AT-people.net.au> wrote:

>> convert::to_string<wstring>,
>> convert::to_integral<int, rounding::down>,
>> convert::transcode_string<wstring, native_mbcs>, ...
>
> How about
>
>    convert::to<wstring>
>    convert::to<int, rounding::down>
>    convert::to<wstring, native_mbcs>
>
> I am serious. I actually like it. I understand you do not like my to/from but you are
> almost there. By eliminating the repetition (as for _string<wstring) we get a laconic
> and expressive (IMHO of course) interface. No need for various to_string, to_integral,
> transcode_string, etc. We get rid of the string namespace as well (it should be a plus
> isn't it?). So, it'd be
>
>    int i = boost::convert::to<int>(str); // explicit 'int'  type
>    int i = boost::convert::to(str, -1); // deduced 'int'
>    string s = boost::convert::to<string>(-1); // explicit std::string  type
>    string s = boost::convert::to(-1, "failed to convert"); // deduced std::string
>    wstring s = boost::convert::to<wstring>(-1); // explicit std::wstring type
>    wstring s = boost::convert::to(-1, L"failed to convert"); // deduced std::wstring

This looks pretty nice to me at first glance.

-- 
Dave Abrahams
BoostPro Computing
http://www.boostpro.com