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#if !defined(BOOST_PROTO_DONT_USE_PREPROCESSED_FILES)
#include <boost/proto/detail/preprocessed/funop.hpp>
#elif !defined(BOOST_PP_IS_ITERATING)
#define BOOST_PROTO_AS_CHILD_TYPE(Z, N, DATA) \
typename proto::result_of::as_child<BOOST_PP_CAT(A, N), Domain>::type \
/**/
#define BOOST_PROTO_AS_CHILD(Z, N, DATA) \
proto::as_child<Domain>(BOOST_PP_CAT(a, N)) \
/**/
#if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
#pragma wave option(preserve: 2, line: 0, output: "preprocessed/funop.hpp")
#endif
///////////////////////////////////////////////////////////////////////////////
// funop.hpp
// Contains definition of funop[n]\<\> class template.
//
// Copyright 2008 Eric Niebler. 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)
#if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
#pragma wave option(preserve: 1)
#endif
#define BOOST_PP_ITERATION_PARAMS_1 \
(3, (0, BOOST_PP_DEC(BOOST_PROTO_MAX_FUNCTION_CALL_ARITY), <boost/proto/detail/funop.hpp>))
#include BOOST_PP_ITERATE()
#undef BOOST_PROTO_AS_CHILD
#undef BOOST_PROTO_AS_CHILD_TYPE
#if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
#pragma wave option(output: null)
#endif
#else
/// \brief A helper metafunction for computing the
/// return type of \c proto::expr\<\>::operator().
template<typename Expr, typename Domain BOOST_PP_ENUM_TRAILING_PARAMS(BOOST_PP_ITERATION(), typename A)>
struct BOOST_PP_CAT(funop, BOOST_PP_ITERATION())
{
typedef typename proto::base_expr<
Domain
, tag::function
, BOOST_PP_CAT(list, BOOST_PP_INC(BOOST_PP_ITERATION()))<
Expr &
BOOST_PP_ENUM_TRAILING(BOOST_PP_ITERATION(), BOOST_PROTO_AS_CHILD_TYPE, ~)
>
>::type type;
BOOST_FORCEINLINE
static type const call(
Expr &e
BOOST_PP_ENUM_TRAILING_BINARY_PARAMS(BOOST_PP_ITERATION(), A, &a)
)
{
type that = {
e
BOOST_PP_ENUM_TRAILING(BOOST_PP_ITERATION(), BOOST_PROTO_AS_CHILD, ~)
};
return that;
}
};
/// \brief A helper metafunction for computing the
/// return type of \c proto::expr\<\>::operator().
template<typename Expr BOOST_PP_ENUM_TRAILING_PARAMS(BOOST_PP_ITERATION(), typename A), typename This, typename Domain>
struct funop<Expr(BOOST_PP_ENUM_PARAMS(BOOST_PP_ITERATION(), A)), This, Domain>
: BOOST_PP_CAT(funop, BOOST_PP_ITERATION())<
typename detail::same_cv<Expr, This>::type
, Domain
BOOST_PP_ENUM_TRAILING_BINARY_PARAMS(
BOOST_PP_ITERATION()
, typename remove_reference<A
, >::type BOOST_PP_INTERCEPT
)
>
{};
#endif // BOOST_PROTO_DONT_USE_PREPROCESSED_FILES
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Swift