Files
boost_fusion/include/boost/fusion/sequence/generation/ignore.hpp
Joel de Guzman 75b9d13a88 Initial move from Spirit CVS
[SVN r34896]
2006-08-16 16:50:52 +00:00

34 lines
1.0 KiB
C++

/*=============================================================================
Copyright (c) 2001 Doug Gregor
Copyright (c) 1999-2003 Jaakko Järvi
Copyright (c) 2001-2006 Joel de Guzman
Use, modification and distribution is subject to the Boost Software
License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
==============================================================================*/
#if !defined(FUSION_IGNORE_07192005_0329)
#define FUSION_IGNORE_07192005_0329
namespace boost { namespace fusion
{
// Swallows any assignment (by Doug Gregor)
namespace detail
{
struct swallow_assign
{
template<typename T>
swallow_assign const&
operator=(const T&) const
{
return *this;
}
};
}
// "ignore" allows tuple positions to be ignored when using "tie".
detail::swallow_assign const ignore = detail::swallow_assign();
}}
#endif