55 lines
1.5 KiB
C++
55 lines
1.5 KiB
C++
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/*=============================================================================
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Copyright (c) 2007 Tobias Schwinger
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Use modification and distribution are subject to the Boost Software
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License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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http://www.boost.org/LICENSE_1_0.txt).
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==============================================================================*/
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#if !defined(BOOST_FUSION_SUPPORT_DEDUCE_SEQUENCE_HPP_INCLUDED)
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#define BOOST_FUSION_SUPPORT_DEDUCE_SEQUENCE_HPP_INCLUDED
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#include <boost/fusion/support/config.hpp>
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#include <boost/fusion/support/deduce.hpp>
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#include <boost/fusion/container/vector/convert.hpp>
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#include <boost/fusion/view/transform_view.hpp>
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#include <boost/config.hpp>
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namespace boost { namespace fusion { namespace traits
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{
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template <class Sequence> struct deduce_sequence;
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namespace detail
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{
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struct deducer
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{
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template <typename Sig>
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struct result;
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template <class Self, typename T>
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struct result< Self(T) >
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: fusion::traits::deduce<T>
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{ };
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// never called, but needed for decltype-based result_of (C++0x)
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#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
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template <typename T>
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BOOST_FUSION_GPU_ENABLED
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typename result< deducer(T) >::type
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operator()(T&&) const;
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#endif
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};
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}
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template <class Sequence>
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struct deduce_sequence
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: result_of::as_vector<
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fusion::transform_view<Sequence, detail::deducer> >
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{ };
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}}}
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#endif
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