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

41 lines
1.3 KiB
C++

/*=============================================================================
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_ALL_05052005_1237)
#define FUSION_ALL_05052005_1237
#include <boost/mpl/bool.hpp>
#include <boost/fusion/iterator/equal_to.hpp>
#include <boost/fusion/iterator/next.hpp>
#include <boost/fusion/iterator/deref.hpp>
namespace boost { namespace fusion { namespace detail
{
template <typename First, typename Last, typename F>
inline bool
all(First const&, Last const&, F const&, mpl::true_)
{
return true;
}
template <typename First, typename Last, typename F>
inline bool
all(First const& first, Last const& last, F& f, mpl::false_)
{
typename result_of::deref<First>::type x = *first;
return f(x) &&
detail::all(
fusion::next(first)
, last
, f
, result_of::equal_to<typename result_of::next<First>::type, Last>());
}
}}}
#endif