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// (C) Copyright Tobias Schwinger
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//
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// Use modification and distribution are subject to the boost Software License,
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// Version 1.0. (See http://www.boost.org/LICENSE_1_0.txt).
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//------------------------------------------------------------------------------
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#ifndef BOOST_FT_PARAMETER_TYPES_HPP_INCLUDED
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#define BOOST_FT_PARAMETER_TYPES_HPP_INCLUDED
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#include <boost/blank.hpp>
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#include <boost/mpl/if.hpp>
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#include <boost/mpl/aux_/lambda_support.hpp>
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#include <boost/mpl/pop_front.hpp>
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#include <boost/function_types/is_callable_builtin.hpp>
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#include <boost/function_types/components.hpp>
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namespace boost
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{
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namespace function_types
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{
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using mpl::placeholders::_;
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template< typename T, typename ClassTypeTransform = add_reference<_> >
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struct parameter_types;
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namespace detail
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{
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template<typename T, typename ClassTypeTransform>
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struct parameter_types_impl
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: mpl::pop_front
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< typename function_types::components<T,ClassTypeTransform>::types
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>::type
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{ };
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}
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template<typename T, typename ClassTypeTransform> struct parameter_types
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: mpl::if_
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< function_types::is_callable_builtin<T>
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, detail::parameter_types_impl<T,ClassTypeTransform>, boost::blank
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>::type
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{
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BOOST_MPL_AUX_LAMBDA_SUPPORT(2,parameter_types,(T,ClassTypeTransform))
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};
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}
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}
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#endif
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