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Diffstat (limited to '3rdParty/Boost/src/boost/fusion/container/list/cons.hpp')
| -rw-r--r-- | 3rdParty/Boost/src/boost/fusion/container/list/cons.hpp | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/fusion/container/list/cons.hpp b/3rdParty/Boost/src/boost/fusion/container/list/cons.hpp new file mode 100644 index 0000000..666b536 --- /dev/null +++ b/3rdParty/Boost/src/boost/fusion/container/list/cons.hpp @@ -0,0 +1,144 @@ +/*============================================================================= + Copyright (c) 2001-2011 Joel de Guzman + Copyright (c) 2005 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(FUSION_CONS_07172005_0843) +#define FUSION_CONS_07172005_0843 + +#include <boost/fusion/container/list/cons_fwd.hpp> +#include <boost/fusion/support/detail/access.hpp> +#include <boost/fusion/sequence/intrinsic/begin.hpp> +#include <boost/fusion/sequence/intrinsic/end.hpp> +#include <boost/fusion/iterator/next.hpp> +#include <boost/fusion/iterator/deref.hpp> +#include <boost/fusion/container/list/cons_iterator.hpp> +#include <boost/fusion/container/list/detail/begin_impl.hpp> +#include <boost/fusion/container/list/detail/end_impl.hpp> +#include <boost/fusion/container/list/detail/at_impl.hpp> +#include <boost/fusion/container/list/detail/value_at_impl.hpp> +#include <boost/fusion/container/list/detail/empty_impl.hpp> +#include <boost/type_traits/is_convertible.hpp> +#include <boost/utility/enable_if.hpp> +#include <boost/fusion/support/sequence_base.hpp> +#include <boost/mpl/int.hpp> +#include <boost/mpl/bool.hpp> +#include <boost/mpl/or.hpp> + +namespace boost { namespace fusion +{ + struct void_; + struct cons_tag; + struct forward_traversal_tag; + struct fusion_sequence_tag; + + struct nil : sequence_base<nil> + { + typedef mpl::int_<0> size; + typedef cons_tag fusion_tag; + typedef fusion_sequence_tag tag; // this gets picked up by MPL + typedef mpl::false_ is_view; + typedef forward_traversal_tag category; + typedef void_ car_type; + typedef void_ cdr_type; + + nil() {} + + template <typename Iterator> + nil(Iterator const& /*iter*/, mpl::true_ /*this_is_an_iterator*/) + {} + + template <typename Iterator> + void assign_from_iter(Iterator const& /*iter*/) + { + } + }; + + template <typename Car, typename Cdr /*= nil*/> + struct cons : sequence_base<cons<Car, Cdr> > + { + typedef mpl::int_<Cdr::size::value+1> size; + typedef cons_tag fusion_tag; + typedef fusion_sequence_tag tag; // this gets picked up by MPL + typedef mpl::false_ is_view; + typedef forward_traversal_tag category; + typedef Car car_type; + typedef Cdr cdr_type; + + cons() + : car(), cdr() {} + + explicit cons(typename detail::call_param<Car>::type in_car) + : car(in_car), cdr() {} + + cons( + typename detail::call_param<Car>::type in_car + , typename detail::call_param<Cdr>::type in_cdr) + : car(in_car), cdr(in_cdr) {} + + template <typename Car2, typename Cdr2> + cons(cons<Car2, Cdr2> const& rhs) + : car(rhs.car), cdr(rhs.cdr) {} + + cons(cons const& rhs) + : car(rhs.car), cdr(rhs.cdr) {} + + template <typename Sequence> + cons( + Sequence const& seq + , typename boost::disable_if< + mpl::or_< + is_convertible<Sequence, cons> // use copy ctor instead + , is_convertible<Sequence, Car> // use copy to car instead + > + >::type* /*dummy*/ = 0 + ) + : car(*fusion::begin(seq)) + , cdr(fusion::next(fusion::begin(seq)), mpl::true_()) {} + + template <typename Iterator> + cons(Iterator const& iter, mpl::true_ /*this_is_an_iterator*/) + : car(*iter) + , cdr(fusion::next(iter), mpl::true_()) {} + + template <typename Car2, typename Cdr2> + cons& operator=(cons<Car2, Cdr2> const& rhs) + { + car = rhs.car; + cdr = rhs.cdr; + return *this; + } + + cons& operator=(cons const& rhs) + { + car = rhs.car; + cdr = rhs.cdr; + return *this; + } + + template <typename Sequence> + typename boost::disable_if<is_convertible<Sequence, Car>, cons&>::type + operator=(Sequence const& seq) + { + typedef typename result_of::begin<Sequence const>::type Iterator; + Iterator iter = fusion::begin(seq); + this->assign_from_iter(iter); + return *this; + } + + template <typename Iterator> + void assign_from_iter(Iterator const& iter) + { + car = *iter; + cdr.assign_from_iter(fusion::next(iter)); + } + + car_type car; + cdr_type cdr; + }; +}} + +#endif + |