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// Copyright Aleksey Gurtovoy 2000-2004
//
// 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)
//
// Preprocessed version of "boost/mpl/aux_/fold_impl.hpp" header
// -- DO NOT modify by hand!
namespace boost { namespace mpl { namespace aux {
/// forward declaration
template<
int N
, typename First
, typename Last
, typename State
, typename ForwardOp
>
struct fold_impl;
template<
typename First
, typename Last
, typename State
, typename ForwardOp
>
struct fold_impl< 0,First,Last,State,ForwardOp >
{
typedef First iter0;
typedef State state0;
typedef state0 state;
typedef iter0 iterator;
};
template<
typename First
, typename Last
, typename State
, typename ForwardOp
>
struct fold_impl< 1,First,Last,State,ForwardOp >
{
typedef First iter0;
typedef State state0;
typedef typename apply2< ForwardOp, state0, typename deref<iter0>::type >::type state1;
typedef typename mpl::next<iter0>::type iter1;
typedef state1 state;
typedef iter1 iterator;
};
template<
typename First
, typename Last
, typename State
, typename ForwardOp
>
struct fold_impl< 2,First,Last,State,ForwardOp >
{
typedef First iter0;
typedef State state0;
typedef typename apply2< ForwardOp, state0, typename deref<iter0>::type >::type state1;
typedef typename mpl::next<iter0>::type iter1;
typedef typename apply2< ForwardOp, state1, typename deref<iter1>::type >::type state2;
typedef typename mpl::next<iter1>::type iter2;
typedef state2 state;
typedef iter2 iterator;
};
template<
typename First
, typename Last
, typename State
, typename ForwardOp
>
struct fold_impl< 3,First,Last,State,ForwardOp >
{
typedef First iter0;
typedef State state0;
typedef typename apply2< ForwardOp, state0, typename deref<iter0>::type >::type state1;
typedef typename mpl::next<iter0>::type iter1;
typedef typename apply2< ForwardOp, state1, typename deref<iter1>::type >::type state2;
typedef typename mpl::next<iter1>::type iter2;
typedef typename apply2< ForwardOp, state2, typename deref<iter2>::type >::type state3;
typedef typename mpl::next<iter2>::type iter3;
typedef state3 state;
typedef iter3 iterator;
};
template<
typename First
, typename Last
, typename State
, typename ForwardOp
>
struct fold_impl< 4,First,Last,State,ForwardOp >
{
typedef First iter0;
typedef State state0;
typedef typename apply2< ForwardOp, state0, typename deref<iter0>::type >::type state1;
typedef typename mpl::next<iter0>::type iter1;
typedef typename apply2< ForwardOp, state1, typename deref<iter1>::type >::type state2;
typedef typename mpl::next<iter1>::type iter2;
typedef typename apply2< ForwardOp, state2, typename deref<iter2>::type >::type state3;
typedef typename mpl::next<iter2>::type iter3;
typedef typename apply2< ForwardOp, state3, typename deref<iter3>::type >::type state4;
typedef typename mpl::next<iter3>::type iter4;
typedef state4 state;
typedef iter4 iterator;
};
template<
int N
, typename First
, typename Last
, typename State
, typename ForwardOp
>
struct fold_impl
{
typedef fold_impl<
4
, First
, Last
, State
, ForwardOp
> chunk_;
typedef fold_impl<
( (N - 4) < 0 ? 0 : N - 4 )
, typename chunk_::iterator
, Last
, typename chunk_::state
, ForwardOp
> res_;
typedef typename res_::state state;
typedef typename res_::iterator iterator;
};
template<
typename First
, typename Last
, typename State
, typename ForwardOp
>
struct fold_impl< -1,First,Last,State,ForwardOp >
: fold_impl<
-1
, typename mpl::next<First>::type
, Last
, typename apply2<ForwardOp,State, typename deref<First>::type>::type
, ForwardOp
>
{
};
template<
typename Last
, typename State
, typename ForwardOp
>
struct fold_impl< -1,Last,Last,State,ForwardOp >
{
typedef State state;
typedef Last iterator;
};
}}}
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Swift