Added boost header
This commit is contained in:
Christophe Riccio
233
test/external/boost/proto/transform/impl.hpp
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233
test/external/boost/proto/transform/impl.hpp
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///////////////////////////////////////////////////////////////////////////////
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/// \file impl.hpp
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/// Contains definition of transform<> and transform_impl<> helpers.
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//
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// Copyright 2008 Eric Niebler. Distributed under the Boost
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// Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_PROTO_TRANSFORM_IMPL_HPP_EAN_04_03_2008
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#define BOOST_PROTO_TRANSFORM_IMPL_HPP_EAN_04_03_2008
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#include <boost/config.hpp>
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#include <boost/proto/proto_fwd.hpp>
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namespace boost { namespace proto
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{
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#ifdef BOOST_NO_RVALUE_REFERENCES
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_TRANSFORM_(PrimitiveTransform, X) \
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BOOST_PROTO_CALLABLE() \
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typedef X proto_is_transform_; \
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typedef PrimitiveTransform transform_type; \
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\
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template<typename Sig> \
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struct result \
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{ \
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typedef typename boost::proto::detail::apply_transform<Sig>::result_type type; \
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}; \
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\
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template<typename Expr> \
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typename boost::proto::detail::apply_transform<transform_type(Expr &)>::result_type \
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operator ()(Expr &e) const \
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{ \
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int i = 0; \
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return boost::proto::detail::apply_transform<transform_type(Expr &)>()(e, i, i); \
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} \
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\
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template<typename Expr, typename State> \
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typename boost::proto::detail::apply_transform<transform_type(Expr &, State &)>::result_type \
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operator ()(Expr &e, State &s) const \
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{ \
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int i = 0; \
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return boost::proto::detail::apply_transform<transform_type(Expr &, State &)>()(e, s, i); \
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} \
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\
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template<typename Expr, typename State> \
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typename boost::proto::detail::apply_transform<transform_type(Expr &, State const &)>::result_type \
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operator ()(Expr &e, State const &s) const \
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{ \
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int i = 0; \
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return boost::proto::detail::apply_transform<transform_type(Expr &, State const &)>()(e, s, i); \
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} \
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\
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template<typename Expr, typename State, typename Data> \
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typename boost::proto::detail::apply_transform<transform_type(Expr &, State &, Data &)>::result_type \
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operator ()(Expr &e, State &s, Data &d) const \
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{ \
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return boost::proto::detail::apply_transform<transform_type(Expr &, State &, Data &)>()(e, s, d); \
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} \
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\
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template<typename Expr, typename State, typename Data> \
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typename boost::proto::detail::apply_transform<transform_type(Expr &, State const &, Data &)>::result_type \
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operator ()(Expr &e, State const &s, Data &d) const \
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{ \
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return boost::proto::detail::apply_transform<transform_type(Expr &, State const &, Data &)>()(e, s, d); \
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} \
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/**/
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#else
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/// INTERNAL ONLY
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///
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#define BOOST_PROTO_TRANSFORM_(PrimitiveTransform, X) \
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BOOST_PROTO_CALLABLE() \
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typedef X proto_is_transform_; \
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typedef PrimitiveTransform transform_type; \
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\
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template<typename Sig> \
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struct result \
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{ \
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typedef typename boost::proto::detail::apply_transform<Sig>::result_type type; \
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}; \
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\
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template<typename Expr> \
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typename boost::proto::detail::apply_transform<transform_type(Expr const &)>::result_type \
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operator ()(Expr &&e) const \
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{ \
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int i = 0; \
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return boost::proto::detail::apply_transform<transform_type(Expr const &)>()(e, i, i); \
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} \
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\
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template<typename Expr, typename State> \
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typename boost::proto::detail::apply_transform<transform_type(Expr const &, State const &)>::result_type \
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operator ()(Expr &&e, State &&s) const \
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{ \
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int i = 0; \
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return boost::proto::detail::apply_transform<transform_type(Expr const &, State const &)>()(e, s, i); \
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} \
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\
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template<typename Expr, typename State, typename Data> \
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typename boost::proto::detail::apply_transform<transform_type(Expr const &, State const &, Data const &)>::result_type \
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operator ()(Expr &&e, State &&s, Data &&d) const \
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{ \
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return boost::proto::detail::apply_transform<transform_type(Expr const &, State const &, Data const &)>()(e, s, d); \
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} \
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/**/
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#endif
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#define BOOST_PROTO_TRANSFORM(PrimitiveTransform) \
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BOOST_PROTO_TRANSFORM_(PrimitiveTransform, void) \
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/**/
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namespace detail
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{
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template<typename Sig>
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struct apply_transform;
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template<typename PrimitiveTransform, typename Expr>
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struct apply_transform<PrimitiveTransform(Expr)>
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: PrimitiveTransform::template impl<Expr, int, int>
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{};
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template<typename PrimitiveTransform, typename Expr, typename State>
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struct apply_transform<PrimitiveTransform(Expr, State)>
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: PrimitiveTransform::template impl<Expr, State, int>
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{};
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template<typename PrimitiveTransform, typename Expr, typename State, typename Data>
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struct apply_transform<PrimitiveTransform(Expr, State, Data)>
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: PrimitiveTransform::template impl<Expr, State, Data>
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{};
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}
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template<typename PrimitiveTransform, typename X>
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struct transform
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{
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BOOST_PROTO_TRANSFORM_(PrimitiveTransform, X)
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};
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template<typename Expr, typename State, typename Data>
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struct transform_impl
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{
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typedef Expr const expr;
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typedef Expr const &expr_param;
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typedef State const state;
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typedef State const &state_param;
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typedef Data const data;
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typedef Data const &data_param;
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};
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template<typename Expr, typename State, typename Data>
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struct transform_impl<Expr &, State, Data>
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{
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typedef Expr expr;
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typedef Expr &expr_param;
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typedef State const state;
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typedef State const &state_param;
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typedef Data const data;
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typedef Data const &data_param;
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};
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template<typename Expr, typename State, typename Data>
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struct transform_impl<Expr, State &, Data>
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{
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typedef Expr const expr;
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typedef Expr const &expr_param;
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typedef State state;
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typedef State &state_param;
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typedef Data const data;
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typedef Data const &data_param;
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};
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template<typename Expr, typename State, typename Data>
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struct transform_impl<Expr, State, Data &>
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{
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typedef Expr const expr;
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typedef Expr const &expr_param;
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typedef State const state;
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typedef State const &state_param;
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typedef Data data;
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typedef Data &data_param;
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};
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template<typename Expr, typename State, typename Data>
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struct transform_impl<Expr &, State &, Data>
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{
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typedef Expr expr;
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typedef Expr &expr_param;
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typedef State state;
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typedef State &state_param;
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typedef Data const data;
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typedef Data const &data_param;
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};
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template<typename Expr, typename State, typename Data>
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struct transform_impl<Expr &, State, Data &>
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{
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typedef Expr expr;
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typedef Expr &expr_param;
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typedef State const state;
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typedef State const &state_param;
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typedef Data data;
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typedef Data &data_param;
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};
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template<typename Expr, typename State, typename Data>
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struct transform_impl<Expr, State &, Data &>
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{
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typedef Expr const expr;
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typedef Expr const &expr_param;
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typedef State state;
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typedef State &state_param;
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typedef Data data;
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typedef Data &data_param;
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};
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template<typename Expr, typename State, typename Data>
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struct transform_impl<Expr &, State &, Data &>
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{
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typedef Expr expr;
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typedef Expr &expr_param;
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typedef State state;
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typedef State &state_param;
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typedef Data data;
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typedef Data &data_param;
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};
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}} // namespace boost::proto
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#endif
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