Chris@16: 
Chris@16: #if !defined(BOOST_PHOENIX_DONT_USE_PREPROCESSED_FILES)
Chris@16: #ifndef BOOST_PHOENIX_STATEMENT_DETAIL_SWITCH_HPP
Chris@16: #define BOOST_PHOENIX_STATEMENT_DETAIL_SWITCH_HPP
Chris@16: 
Chris@16: #include <boost/phoenix/support/iterate.hpp>
Chris@16: 
Chris@16: #include <boost/phoenix/statement/detail/preprocessed/switch.hpp>
Chris@16: 
Chris@16: #endif
Chris@16: #else
Chris@16: 
Chris@16: #if !BOOST_PHOENIX_IS_ITERATING
Chris@16: 
Chris@16: #ifndef BOOST_PHOENIX_STATEMENT_DETAIL_SWITCH_HPP
Chris@16: #define BOOST_PHOENIX_STATEMENT_DETAIL_SWITCH_HPP
Chris@16: 
Chris@16: #include <boost/phoenix/support/iterate.hpp>
Chris@16: 
Chris@16: #if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
Chris@16: #pragma wave option(preserve: 2, line: 0, output: "preprocessed/switch_" BOOST_PHOENIX_LIMIT_STR ".hpp")
Chris@16: #endif
Chris@16: 
Chris@16: /*==============================================================================
Chris@16:     Copyright (c) 2005-2010 Joel de Guzman
Chris@16:     Copyright (c) 2010 Thomas Heller
Chris@16: 
Chris@16:     Distributed under the Boost Software License, Version 1.0. (See accompanying
Chris@16:     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
Chris@16: ==============================================================================*/
Chris@16: 
Chris@16: #if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
Chris@16: #pragma wave option(preserve: 1)
Chris@16: #endif
Chris@16: 
Chris@16:         #define BOOST_PHOENIX_SWITCH_EVAL_TYPEDEF_R(Z, N, DATA)                 \
Chris@16:             typedef                                                             \
Chris@16:                 typename fusion::result_of::deref<                              \
Chris@16:                     typename fusion::result_of::advance_c<                      \
Chris@16:                         flat_view_begin                                         \
Chris@16:                       , N                                                       \
Chris@16:                     >::type                                                     \
Chris@16:                 >::type                                                         \
Chris@16:                 BOOST_PP_CAT(case, N);                                          \
Chris@16:             typedef                                                             \
Chris@16:                 typename proto::detail::uncvref<                                \
Chris@16:                     typename proto::result_of::value<                           \
Chris@16:                       typename proto::result_of::child_c<                       \
Chris@16:                             BOOST_PP_CAT(case, N)                               \
Chris@16:                           , 0                                                   \
Chris@16:                         >::type                                                 \
Chris@16:                     >::type                                                     \
Chris@16:                 >::type                                                         \
Chris@16:                 BOOST_PP_CAT(case_label, N);                                    \
Chris@16:     /**/
Chris@16: 
Chris@16:     #define BOOST_PHOENIX_SWITCH_EVAL_R(Z, N, DATA)                             \
Chris@16:         case BOOST_PP_CAT(case_label, N)::value :                               \
Chris@16:             boost::phoenix::eval(                                               \
Chris@16:                 proto::child_c<1>(                                              \
Chris@16:                     fusion::deref(                                              \
Chris@16:                         fusion::advance_c<N>(fusion::begin(flat_view))          \
Chris@16:                     )                                                           \
Chris@16:                 )                                                               \
Chris@16:               , ctx                                                             \
Chris@16:             );                                                                  \
Chris@16:             break;                                                              \
Chris@16:     /**/
Chris@16: 
Chris@16: #define BOOST_PHOENIX_ITERATION_PARAMS                                          \
Chris@16:         (3, (2, BOOST_PHOENIX_LIMIT,                                            \
Chris@16:         <boost/phoenix/statement/detail/switch.hpp>))
Chris@16: #include BOOST_PHOENIX_ITERATE()
Chris@16: 
Chris@16:         #undef BOOST_PHOENIX_SWITCH_EVAL_R
Chris@16:         #undef BOOST_PHOENIX_SWITCH_EVAL_TYPEDEF
Chris@16: 
Chris@16: #if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
Chris@16: #pragma wave option(output: null)
Chris@16: #endif
Chris@16: 
Chris@16: #endif
Chris@16: 
Chris@16: #else
Chris@16:             template <typename Context, typename Cond, typename Cases>
Chris@16:             result_type
Chris@16:             evaluate(
Chris@16:                 Context const & ctx
Chris@16:               , Cond const & cond
Chris@16:               , Cases const & cases
Chris@16:               , mpl::int_<BOOST_PHOENIX_ITERATION>
Chris@16:               , mpl::false_
Chris@16:             ) const
Chris@16:             {
Chris@16:                 typedef 
Chris@16:                     typename proto::result_of::flatten<Cases const&>::type
Chris@16:                     flat_view_type;
Chris@16: 
Chris@16:                 typedef
Chris@16:                     typename fusion::result_of::begin<flat_view_type>::type
Chris@16:                     flat_view_begin;
Chris@16: 
Chris@16:                 flat_view_type flat_view(proto::flatten(cases));
Chris@16: 
Chris@16:                 BOOST_PP_REPEAT(
Chris@16:                     BOOST_PHOENIX_ITERATION
Chris@16:                   , BOOST_PHOENIX_SWITCH_EVAL_TYPEDEF_R
Chris@16:                   , BOOST_PHOENIX_ITERATION
Chris@16:                 )
Chris@16: 
Chris@16:                 switch(boost::phoenix::eval(cond, ctx))
Chris@16:                 {
Chris@16:                     BOOST_PP_REPEAT(BOOST_PHOENIX_ITERATION, BOOST_PHOENIX_SWITCH_EVAL_R, _)
Chris@16:                 }
Chris@16:             }
Chris@16: 
Chris@16:             template <typename Context, typename Cond, typename Cases>
Chris@16:             result_type
Chris@16:             evaluate(
Chris@16:                 Context const & ctx
Chris@16:               , Cond const & cond
Chris@16:               , Cases const & cases
Chris@16:               , mpl::int_<BOOST_PHOENIX_ITERATION>
Chris@16:               , mpl::true_
Chris@16:             ) const
Chris@16:             {
Chris@16:                 typedef 
Chris@16:                     typename proto::result_of::flatten<Cases const&>::type
Chris@16:                     flat_view_type;
Chris@16: 
Chris@16:                 typedef
Chris@16:                     typename fusion::result_of::begin<flat_view_type>::type
Chris@16:                     flat_view_begin;
Chris@16: 
Chris@16:                 flat_view_type flat_view(proto::flatten(cases));
Chris@16: 
Chris@16:                 BOOST_PP_REPEAT(
Chris@16:                     BOOST_PP_DEC(BOOST_PHOENIX_ITERATION)
Chris@16:                   , BOOST_PHOENIX_SWITCH_EVAL_TYPEDEF_R
Chris@16:                   , BOOST_PHOENIX_ITERATION
Chris@16:                 )
Chris@16: 
Chris@16:                 switch(boost::phoenix::eval(cond, ctx))
Chris@16:                 {
Chris@16:                     BOOST_PP_REPEAT(
Chris@16:                         BOOST_PP_DEC(BOOST_PHOENIX_ITERATION)
Chris@16:                       , BOOST_PHOENIX_SWITCH_EVAL_R, _
Chris@16:                     )
Chris@16:                     default:
Chris@16:                         boost::phoenix::eval(
Chris@16:                             proto::child_c<0>(
Chris@16:                                 fusion::deref(
Chris@16:                                     fusion::advance_c<
Chris@16:                                         BOOST_PP_DEC(BOOST_PHOENIX_ITERATION)
Chris@16:                                     >(fusion::begin(flat_view))
Chris@16:                                 )
Chris@16:                             )
Chris@16:                             , ctx
Chris@16:                         );
Chris@16:                 }
Chris@16:             }
Chris@16: 
Chris@16: #endif
Chris@16: 
Chris@16: #endif // BOOST_PHOENIX_DONT_USE_PREPROCESSED_FILES