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- #ifndef BOOST_METAPARSE_V1_FOLDL1_HPP
- #define BOOST_METAPARSE_V1_FOLDL1_HPP
- // Copyright Abel Sinkovics (abel@sinkovics.hu) 2011.
- // 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/foldl.hpp>
- #include <boost/mpl/if.hpp>
- namespace boost
- {
- namespace metaparse
- {
- namespace v1
- {
- template <class P, class State, class ForwardOp>
- struct foldl1
- {
- typedef foldl1 type;
-
- template <class S, class Pos>
- struct apply :
- boost::mpl::if_<
- is_error<typename P::template apply<S, Pos> >,
- P,
- foldl<P, State, ForwardOp>
- >::type::template apply<S, Pos>
- {};
- };
- }
- }
- }
- #endif
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