598 lines
22 KiB
Plaintext
598 lines
22 KiB
Plaintext
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///////////////////////////////////////////////////////////////////////////////
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/// \file callable_eval.hpp
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/// Contains specializations of the callable_eval\<\> class template.
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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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namespace detail
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{
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template<typename Expr, typename Context>
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struct is_expr_handled<Expr, Context, 1>
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{
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static callable_context_wrapper<Context> &sctx_;
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static Expr &sexpr_;
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static typename Expr::proto_tag &stag_;
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static const bool value =
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sizeof(yes_type) ==
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sizeof(
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detail::check_is_expr_handled(
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(sctx_(
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stag_
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, proto::child_c< 0>( sexpr_)
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), 0)
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)
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);
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typedef mpl::bool_<value> type;
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};
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}
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namespace context
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{
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template<typename Expr, typename Context>
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struct callable_eval<Expr, Context, 1>
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{
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typedef typename proto::result_of::child_c< Expr const &, 0>::type child0;
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typedef
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typename BOOST_PROTO_RESULT_OF<
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Context(
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typename Expr::proto_tag
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, child0
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)
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>::type
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result_type;
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result_type operator ()(Expr &expr, Context &context) const
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{
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return context(
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typename Expr::proto_tag()
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, proto::child_c< 0>( expr)
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);
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}
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};
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}
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namespace detail
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{
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template<typename Expr, typename Context>
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struct is_expr_handled<Expr, Context, 2>
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{
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static callable_context_wrapper<Context> &sctx_;
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static Expr &sexpr_;
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static typename Expr::proto_tag &stag_;
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static const bool value =
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sizeof(yes_type) ==
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sizeof(
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detail::check_is_expr_handled(
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(sctx_(
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stag_
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, proto::child_c< 0>( sexpr_) , proto::child_c< 1>( sexpr_)
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), 0)
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)
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);
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typedef mpl::bool_<value> type;
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};
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}
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namespace context
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{
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template<typename Expr, typename Context>
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struct callable_eval<Expr, Context, 2>
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{
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typedef typename proto::result_of::child_c< Expr const &, 0>::type child0; typedef typename proto::result_of::child_c< Expr const &, 1>::type child1;
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typedef
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typename BOOST_PROTO_RESULT_OF<
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Context(
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typename Expr::proto_tag
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, child0 , child1
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)
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>::type
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result_type;
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result_type operator ()(Expr &expr, Context &context) const
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{
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return context(
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typename Expr::proto_tag()
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, proto::child_c< 0>( expr) , proto::child_c< 1>( expr)
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);
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}
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};
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}
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namespace detail
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{
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template<typename Expr, typename Context>
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struct is_expr_handled<Expr, Context, 3>
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{
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static callable_context_wrapper<Context> &sctx_;
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static Expr &sexpr_;
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static typename Expr::proto_tag &stag_;
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static const bool value =
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sizeof(yes_type) ==
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sizeof(
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detail::check_is_expr_handled(
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(sctx_(
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stag_
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, proto::child_c< 0>( sexpr_) , proto::child_c< 1>( sexpr_) , proto::child_c< 2>( sexpr_)
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), 0)
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)
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);
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typedef mpl::bool_<value> type;
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};
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}
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namespace context
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{
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template<typename Expr, typename Context>
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struct callable_eval<Expr, Context, 3>
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{
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typedef typename proto::result_of::child_c< Expr const &, 0>::type child0; typedef typename proto::result_of::child_c< Expr const &, 1>::type child1; typedef typename proto::result_of::child_c< Expr const &, 2>::type child2;
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typedef
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typename BOOST_PROTO_RESULT_OF<
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Context(
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typename Expr::proto_tag
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, child0 , child1 , child2
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)
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>::type
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result_type;
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result_type operator ()(Expr &expr, Context &context) const
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{
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return context(
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typename Expr::proto_tag()
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, proto::child_c< 0>( expr) , proto::child_c< 1>( expr) , proto::child_c< 2>( expr)
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);
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}
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};
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}
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namespace detail
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{
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template<typename Expr, typename Context>
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struct is_expr_handled<Expr, Context, 4>
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{
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static callable_context_wrapper<Context> &sctx_;
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static Expr &sexpr_;
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static typename Expr::proto_tag &stag_;
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static const bool value =
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sizeof(yes_type) ==
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sizeof(
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detail::check_is_expr_handled(
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(sctx_(
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stag_
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, proto::child_c< 0>( sexpr_) , proto::child_c< 1>( sexpr_) , proto::child_c< 2>( sexpr_) , proto::child_c< 3>( sexpr_)
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), 0)
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)
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);
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typedef mpl::bool_<value> type;
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};
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}
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namespace context
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{
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template<typename Expr, typename Context>
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struct callable_eval<Expr, Context, 4>
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{
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typedef typename proto::result_of::child_c< Expr const &, 0>::type child0; typedef typename proto::result_of::child_c< Expr const &, 1>::type child1; typedef typename proto::result_of::child_c< Expr const &, 2>::type child2; typedef typename proto::result_of::child_c< Expr const &, 3>::type child3;
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typedef
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typename BOOST_PROTO_RESULT_OF<
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Context(
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typename Expr::proto_tag
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, child0 , child1 , child2 , child3
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)
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>::type
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result_type;
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result_type operator ()(Expr &expr, Context &context) const
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{
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return context(
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typename Expr::proto_tag()
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, proto::child_c< 0>( expr) , proto::child_c< 1>( expr) , proto::child_c< 2>( expr) , proto::child_c< 3>( expr)
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);
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}
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};
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}
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namespace detail
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{
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template<typename Expr, typename Context>
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struct is_expr_handled<Expr, Context, 5>
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{
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static callable_context_wrapper<Context> &sctx_;
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static Expr &sexpr_;
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static typename Expr::proto_tag &stag_;
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static const bool value =
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sizeof(yes_type) ==
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sizeof(
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detail::check_is_expr_handled(
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(sctx_(
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stag_
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, proto::child_c< 0>( sexpr_) , proto::child_c< 1>( sexpr_) , proto::child_c< 2>( sexpr_) , proto::child_c< 3>( sexpr_) , proto::child_c< 4>( sexpr_)
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), 0)
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)
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);
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typedef mpl::bool_<value> type;
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};
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}
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namespace context
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{
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template<typename Expr, typename Context>
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struct callable_eval<Expr, Context, 5>
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{
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typedef typename proto::result_of::child_c< Expr const &, 0>::type child0; typedef typename proto::result_of::child_c< Expr const &, 1>::type child1; typedef typename proto::result_of::child_c< Expr const &, 2>::type child2; typedef typename proto::result_of::child_c< Expr const &, 3>::type child3; typedef typename proto::result_of::child_c< Expr const &, 4>::type child4;
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typedef
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typename BOOST_PROTO_RESULT_OF<
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Context(
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typename Expr::proto_tag
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, child0 , child1 , child2 , child3 , child4
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)
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>::type
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result_type;
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result_type operator ()(Expr &expr, Context &context) const
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{
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return context(
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typename Expr::proto_tag()
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, proto::child_c< 0>( expr) , proto::child_c< 1>( expr) , proto::child_c< 2>( expr) , proto::child_c< 3>( expr) , proto::child_c< 4>( expr)
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);
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}
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};
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}
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namespace detail
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{
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template<typename Expr, typename Context>
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struct is_expr_handled<Expr, Context, 6>
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{
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static callable_context_wrapper<Context> &sctx_;
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static Expr &sexpr_;
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static typename Expr::proto_tag &stag_;
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static const bool value =
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sizeof(yes_type) ==
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sizeof(
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detail::check_is_expr_handled(
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(sctx_(
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stag_
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, proto::child_c< 0>( sexpr_) , proto::child_c< 1>( sexpr_) , proto::child_c< 2>( sexpr_) , proto::child_c< 3>( sexpr_) , proto::child_c< 4>( sexpr_) , proto::child_c< 5>( sexpr_)
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), 0)
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)
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);
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typedef mpl::bool_<value> type;
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};
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}
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namespace context
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{
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template<typename Expr, typename Context>
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struct callable_eval<Expr, Context, 6>
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{
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typedef typename proto::result_of::child_c< Expr const &, 0>::type child0; typedef typename proto::result_of::child_c< Expr const &, 1>::type child1; typedef typename proto::result_of::child_c< Expr const &, 2>::type child2; typedef typename proto::result_of::child_c< Expr const &, 3>::type child3; typedef typename proto::result_of::child_c< Expr const &, 4>::type child4; typedef typename proto::result_of::child_c< Expr const &, 5>::type child5;
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typedef
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typename BOOST_PROTO_RESULT_OF<
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Context(
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typename Expr::proto_tag
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, child0 , child1 , child2 , child3 , child4 , child5
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)
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>::type
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result_type;
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result_type operator ()(Expr &expr, Context &context) const
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{
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return context(
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typename Expr::proto_tag()
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|
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, proto::child_c< 0>( expr) , proto::child_c< 1>( expr) , proto::child_c< 2>( expr) , proto::child_c< 3>( expr) , proto::child_c< 4>( expr) , proto::child_c< 5>( expr)
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);
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}
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};
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}
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namespace detail
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{
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template<typename Expr, typename Context>
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struct is_expr_handled<Expr, Context, 7>
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{
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static callable_context_wrapper<Context> &sctx_;
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static Expr &sexpr_;
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static typename Expr::proto_tag &stag_;
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static const bool value =
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sizeof(yes_type) ==
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sizeof(
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detail::check_is_expr_handled(
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(sctx_(
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stag_
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, proto::child_c< 0>( sexpr_) , proto::child_c< 1>( sexpr_) , proto::child_c< 2>( sexpr_) , proto::child_c< 3>( sexpr_) , proto::child_c< 4>( sexpr_) , proto::child_c< 5>( sexpr_) , proto::child_c< 6>( sexpr_)
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), 0)
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)
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);
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typedef mpl::bool_<value> type;
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};
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}
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namespace context
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{
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template<typename Expr, typename Context>
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struct callable_eval<Expr, Context, 7>
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{
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typedef typename proto::result_of::child_c< Expr const &, 0>::type child0; typedef typename proto::result_of::child_c< Expr const &, 1>::type child1; typedef typename proto::result_of::child_c< Expr const &, 2>::type child2; typedef typename proto::result_of::child_c< Expr const &, 3>::type child3; typedef typename proto::result_of::child_c< Expr const &, 4>::type child4; typedef typename proto::result_of::child_c< Expr const &, 5>::type child5; typedef typename proto::result_of::child_c< Expr const &, 6>::type child6;
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|
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typedef
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typename BOOST_PROTO_RESULT_OF<
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Context(
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typename Expr::proto_tag
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, child0 , child1 , child2 , child3 , child4 , child5 , child6
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)
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|
|
>::type
|
||
|
|
result_type;
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
result_type operator ()(Expr &expr, Context &context) const
|
||
|
|
{
|
||
|
|
return context(
|
||
|
|
typename Expr::proto_tag()
|
||
|
|
, proto::child_c< 0>( expr) , proto::child_c< 1>( expr) , proto::child_c< 2>( expr) , proto::child_c< 3>( expr) , proto::child_c< 4>( expr) , proto::child_c< 5>( expr) , proto::child_c< 6>( expr)
|
||
|
|
);
|
||
|
|
}
|
||
|
|
};
|
||
|
|
}
|
||
|
|
namespace detail
|
||
|
|
{
|
||
|
|
template<typename Expr, typename Context>
|
||
|
|
struct is_expr_handled<Expr, Context, 8>
|
||
|
|
{
|
||
|
|
static callable_context_wrapper<Context> &sctx_;
|
||
|
|
static Expr &sexpr_;
|
||
|
|
static typename Expr::proto_tag &stag_;
|
||
|
|
static const bool value =
|
||
|
|
sizeof(yes_type) ==
|
||
|
|
sizeof(
|
||
|
|
detail::check_is_expr_handled(
|
||
|
|
(sctx_(
|
||
|
|
stag_
|
||
|
|
, proto::child_c< 0>( sexpr_) , proto::child_c< 1>( sexpr_) , proto::child_c< 2>( sexpr_) , proto::child_c< 3>( sexpr_) , proto::child_c< 4>( sexpr_) , proto::child_c< 5>( sexpr_) , proto::child_c< 6>( sexpr_) , proto::child_c< 7>( sexpr_)
|
||
|
|
), 0)
|
||
|
|
)
|
||
|
|
);
|
||
|
|
typedef mpl::bool_<value> type;
|
||
|
|
};
|
||
|
|
}
|
||
|
|
namespace context
|
||
|
|
{
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
template<typename Expr, typename Context>
|
||
|
|
struct callable_eval<Expr, Context, 8>
|
||
|
|
{
|
||
|
|
typedef typename proto::result_of::child_c< Expr const &, 0>::type child0; typedef typename proto::result_of::child_c< Expr const &, 1>::type child1; typedef typename proto::result_of::child_c< Expr const &, 2>::type child2; typedef typename proto::result_of::child_c< Expr const &, 3>::type child3; typedef typename proto::result_of::child_c< Expr const &, 4>::type child4; typedef typename proto::result_of::child_c< Expr const &, 5>::type child5; typedef typename proto::result_of::child_c< Expr const &, 6>::type child6; typedef typename proto::result_of::child_c< Expr const &, 7>::type child7;
|
||
|
|
typedef
|
||
|
|
typename BOOST_PROTO_RESULT_OF<
|
||
|
|
Context(
|
||
|
|
typename Expr::proto_tag
|
||
|
|
, child0 , child1 , child2 , child3 , child4 , child5 , child6 , child7
|
||
|
|
)
|
||
|
|
>::type
|
||
|
|
result_type;
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
result_type operator ()(Expr &expr, Context &context) const
|
||
|
|
{
|
||
|
|
return context(
|
||
|
|
typename Expr::proto_tag()
|
||
|
|
, proto::child_c< 0>( expr) , proto::child_c< 1>( expr) , proto::child_c< 2>( expr) , proto::child_c< 3>( expr) , proto::child_c< 4>( expr) , proto::child_c< 5>( expr) , proto::child_c< 6>( expr) , proto::child_c< 7>( expr)
|
||
|
|
);
|
||
|
|
}
|
||
|
|
};
|
||
|
|
}
|
||
|
|
namespace detail
|
||
|
|
{
|
||
|
|
template<typename Expr, typename Context>
|
||
|
|
struct is_expr_handled<Expr, Context, 9>
|
||
|
|
{
|
||
|
|
static callable_context_wrapper<Context> &sctx_;
|
||
|
|
static Expr &sexpr_;
|
||
|
|
static typename Expr::proto_tag &stag_;
|
||
|
|
static const bool value =
|
||
|
|
sizeof(yes_type) ==
|
||
|
|
sizeof(
|
||
|
|
detail::check_is_expr_handled(
|
||
|
|
(sctx_(
|
||
|
|
stag_
|
||
|
|
, proto::child_c< 0>( sexpr_) , proto::child_c< 1>( sexpr_) , proto::child_c< 2>( sexpr_) , proto::child_c< 3>( sexpr_) , proto::child_c< 4>( sexpr_) , proto::child_c< 5>( sexpr_) , proto::child_c< 6>( sexpr_) , proto::child_c< 7>( sexpr_) , proto::child_c< 8>( sexpr_)
|
||
|
|
), 0)
|
||
|
|
)
|
||
|
|
);
|
||
|
|
typedef mpl::bool_<value> type;
|
||
|
|
};
|
||
|
|
}
|
||
|
|
namespace context
|
||
|
|
{
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
template<typename Expr, typename Context>
|
||
|
|
struct callable_eval<Expr, Context, 9>
|
||
|
|
{
|
||
|
|
typedef typename proto::result_of::child_c< Expr const &, 0>::type child0; typedef typename proto::result_of::child_c< Expr const &, 1>::type child1; typedef typename proto::result_of::child_c< Expr const &, 2>::type child2; typedef typename proto::result_of::child_c< Expr const &, 3>::type child3; typedef typename proto::result_of::child_c< Expr const &, 4>::type child4; typedef typename proto::result_of::child_c< Expr const &, 5>::type child5; typedef typename proto::result_of::child_c< Expr const &, 6>::type child6; typedef typename proto::result_of::child_c< Expr const &, 7>::type child7; typedef typename proto::result_of::child_c< Expr const &, 8>::type child8;
|
||
|
|
typedef
|
||
|
|
typename BOOST_PROTO_RESULT_OF<
|
||
|
|
Context(
|
||
|
|
typename Expr::proto_tag
|
||
|
|
, child0 , child1 , child2 , child3 , child4 , child5 , child6 , child7 , child8
|
||
|
|
)
|
||
|
|
>::type
|
||
|
|
result_type;
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
result_type operator ()(Expr &expr, Context &context) const
|
||
|
|
{
|
||
|
|
return context(
|
||
|
|
typename Expr::proto_tag()
|
||
|
|
, proto::child_c< 0>( expr) , proto::child_c< 1>( expr) , proto::child_c< 2>( expr) , proto::child_c< 3>( expr) , proto::child_c< 4>( expr) , proto::child_c< 5>( expr) , proto::child_c< 6>( expr) , proto::child_c< 7>( expr) , proto::child_c< 8>( expr)
|
||
|
|
);
|
||
|
|
}
|
||
|
|
};
|
||
|
|
}
|
||
|
|
namespace detail
|
||
|
|
{
|
||
|
|
template<typename Expr, typename Context>
|
||
|
|
struct is_expr_handled<Expr, Context, 10>
|
||
|
|
{
|
||
|
|
static callable_context_wrapper<Context> &sctx_;
|
||
|
|
static Expr &sexpr_;
|
||
|
|
static typename Expr::proto_tag &stag_;
|
||
|
|
static const bool value =
|
||
|
|
sizeof(yes_type) ==
|
||
|
|
sizeof(
|
||
|
|
detail::check_is_expr_handled(
|
||
|
|
(sctx_(
|
||
|
|
stag_
|
||
|
|
, proto::child_c< 0>( sexpr_) , proto::child_c< 1>( sexpr_) , proto::child_c< 2>( sexpr_) , proto::child_c< 3>( sexpr_) , proto::child_c< 4>( sexpr_) , proto::child_c< 5>( sexpr_) , proto::child_c< 6>( sexpr_) , proto::child_c< 7>( sexpr_) , proto::child_c< 8>( sexpr_) , proto::child_c< 9>( sexpr_)
|
||
|
|
), 0)
|
||
|
|
)
|
||
|
|
);
|
||
|
|
typedef mpl::bool_<value> type;
|
||
|
|
};
|
||
|
|
}
|
||
|
|
namespace context
|
||
|
|
{
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
template<typename Expr, typename Context>
|
||
|
|
struct callable_eval<Expr, Context, 10>
|
||
|
|
{
|
||
|
|
typedef typename proto::result_of::child_c< Expr const &, 0>::type child0; typedef typename proto::result_of::child_c< Expr const &, 1>::type child1; typedef typename proto::result_of::child_c< Expr const &, 2>::type child2; typedef typename proto::result_of::child_c< Expr const &, 3>::type child3; typedef typename proto::result_of::child_c< Expr const &, 4>::type child4; typedef typename proto::result_of::child_c< Expr const &, 5>::type child5; typedef typename proto::result_of::child_c< Expr const &, 6>::type child6; typedef typename proto::result_of::child_c< Expr const &, 7>::type child7; typedef typename proto::result_of::child_c< Expr const &, 8>::type child8; typedef typename proto::result_of::child_c< Expr const &, 9>::type child9;
|
||
|
|
typedef
|
||
|
|
typename BOOST_PROTO_RESULT_OF<
|
||
|
|
Context(
|
||
|
|
typename Expr::proto_tag
|
||
|
|
, child0 , child1 , child2 , child3 , child4 , child5 , child6 , child7 , child8 , child9
|
||
|
|
)
|
||
|
|
>::type
|
||
|
|
result_type;
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
result_type operator ()(Expr &expr, Context &context) const
|
||
|
|
{
|
||
|
|
return context(
|
||
|
|
typename Expr::proto_tag()
|
||
|
|
, proto::child_c< 0>( expr) , proto::child_c< 1>( expr) , proto::child_c< 2>( expr) , proto::child_c< 3>( expr) , proto::child_c< 4>( expr) , proto::child_c< 5>( expr) , proto::child_c< 6>( expr) , proto::child_c< 7>( expr) , proto::child_c< 8>( expr) , proto::child_c< 9>( expr)
|
||
|
|
);
|
||
|
|
}
|
||
|
|
};
|
||
|
|
}
|