[boost] Re: standard implementation detail namespace

From: Gabriel Dos Reis (Gabriel.Dos-Reis_at_[hidden])
Date: 1999-12-16 22:54:00

John Maddock <John_Maddock_at_[hidden]> writes:

| Howard -
| 
| >I would imagine that little implementation namespaces are (or soon will 
| be) common in boost libraries.  Namespace aware browsers might have the 
| ability to hide and show, based on a namespace name.  Instead of 
| presenting a zillion little implementation detail namespaces to such a 
| browser, how 'bout if boost libraries standardize on a common 
| "implementation detail" namespace.  Then it would be easy for the user of 
| a namespace aware browser to "show boost", but hide "boost::details".<
| 
| Good idea, but is it worth adopting the underscore + upper case approach -
| this is reserved in global namespace and in namespace std, but allowed in
| other namespaces, the ambiguity that I *think* it resolves is:
| 
| #include <boost/some_header.hpp>
| #include <other.hpp>
| 
| using namespace boost;
| 
| detail::myclass c;   // ambiguity is this ::detail or boost::detail?
| 
| in contrast "_Detail" should never appear as a namespace or namespace
| qualifier at global scope.
| 
| Hope I've got this right :-)

We can't do that. '_Detail' is reserved.  

-- Gaby