45 lines
1012 B
C++
45 lines
1012 B
C++
#ifndef BOOST_METAPARSE_V1_IMPL_ONE_OF_HPP
|
|
#define BOOST_METAPARSE_V1_IMPL_ONE_OF_HPP
|
|
|
|
// Copyright Abel Sinkovics (abel@sinkovics.hu) 2013.
|
|
// Distributed under 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)
|
|
|
|
#include <boost/metaparse/v1/error/none_of_the_expected_cases_found.hpp>
|
|
#include <boost/metaparse/v1/fail.hpp>
|
|
|
|
#include <boost/metaparse/v1/cpp98/impl/one_of_fwd_op.hpp>
|
|
|
|
#include <boost/mpl/fold.hpp>
|
|
|
|
namespace boost
|
|
{
|
|
namespace metaparse
|
|
{
|
|
namespace v1
|
|
{
|
|
namespace impl
|
|
{
|
|
template <class Parsers>
|
|
struct one_of
|
|
{
|
|
typedef one_of type;
|
|
|
|
template <class S, class Pos>
|
|
struct apply :
|
|
boost::mpl::fold<
|
|
Parsers,
|
|
fail<error::none_of_the_expected_cases_found>::apply<S, Pos>,
|
|
one_of_fwd_op<S, Pos>
|
|
>::type
|
|
{};
|
|
};
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
#endif
|
|
|