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    Copyright (c) 2001-2010 Joel de Guzman
    Copyright (c) 2010 Thomas Heller

    Distributed under the Boost Software License, Version 1.0. (See accompanying
    file LICENSE_1_0.txt or copy at

#include <boost/phoenix/core/limits.hpp>
#include <boost/phoenix/core/call.hpp>
#include <boost/phoenix/core/expression.hpp>
#include <boost/phoenix/core/meta_grammar.hpp>

  , (meta_grammar) // Cond
    (meta_grammar) // Do

namespace boost { namespace phoenix
    struct do_while_eval
        typedef void result_type;

        template <typename Cond, typename Do, typename Context>
        operator()(Cond const& cond, Do const& do_it, Context const & ctx) const
                boost::phoenix::eval(do_it, ctx);
            while (boost::phoenix::eval(cond, ctx));
    template <typename Dummy>
    struct default_actions::when<rule::do_while, Dummy>
        : call<do_while_eval, Dummy>

    template <typename Do>
    struct do_while_gen
        do_while_gen(Do const& do_it)
            : do_(do_it) {}

        template <typename Cond>
        typename expression::do_while<Cond, Do>::type const
        while_(Cond const& cond) const
            return expression::do_while<Cond, Do>::make(cond, do_);

        Do const& do_;

    struct do_gen
        template <typename Do>
        do_while_gen<Do> const
        operator[](Do const& do_) const
            return do_while_gen<Do>(do_);

    do_gen const do_ = {};