Re: [Boost-users] [mpl]... is there an mpl::string

Subject: Re: [Boost-users] [mpl]... is there an mpl::string
From: Noah Roberts (roberts.noah_at_[hidden])
Date: 2009-04-07 12:46:50

Eric Niebler wrote:
>>>> Andy Stevenson wrote:
>>>>>
>>>>> I recall some discussion of there being an mpl::string
>>>>> template..... Can't see it in the mpl library. Is it elsewhere?
> 
> It has been added to trunk as of revision 52208:
> 
> https://svn.boost.org/trac/boost/changeset/52208
> 
> No doubt the regression tests will reveal portability problems. Once 
> they have been worked out, we can move this to release.
> 

Why is this better than a metafunction c_str< Sequence >?

typedef mpl::vector_c<char, 'h', 'e', 'l', 'l', 'o'> str;

template < char const* sz >
struct x
{};

x< c_str<str>::value > test;

Is there some reason that's not possible or is prone to problems avoided 
by mpl::string?