1 | // Boost.Range library |
2 | // |
3 | // Copyright Thorsten Ottosen, Neil Groves 2006 - 2008. Use, modification and |
4 | // distribution is subject to the Boost Software License, Version |
5 | // 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
6 | // http://www.boost.org/LICENSE_1_0.txt) |
7 | // |
8 | // For more information, see http://www.boost.org/libs/range/ |
9 | // |
10 | |
11 | #ifndef BOOST_RANGE_ADAPTOR_ARGUMENT_FWD_HPP |
12 | #define BOOST_RANGE_ADAPTOR_ARGUMENT_FWD_HPP |
13 | |
14 | #include <boost/config.hpp> |
15 | |
16 | #ifdef BOOST_MSVC |
17 | #pragma warning(push) |
18 | #pragma warning(disable : 4512) // assignment operator could not be generated |
19 | #endif |
20 | |
21 | namespace boost |
22 | { |
23 | namespace range_detail |
24 | { |
25 | template< class T > |
26 | struct holder |
27 | { |
28 | T val; |
29 | holder( T t ) : val(t) |
30 | { } |
31 | }; |
32 | |
33 | template< class T > |
34 | struct holder2 |
35 | { |
36 | T val1, val2; |
37 | holder2( T t, T u ) : val1(t), val2(u) |
38 | { } |
39 | }; |
40 | |
41 | template< template<class> class Holder > |
42 | struct forwarder |
43 | { |
44 | template< class T > |
45 | Holder<T> operator()( T t ) const |
46 | { |
47 | return Holder<T>(t); |
48 | } |
49 | }; |
50 | |
51 | template< template<class> class Holder > |
52 | struct forwarder2 |
53 | { |
54 | template< class T > |
55 | Holder<T> operator()( T t, T u ) const |
56 | { |
57 | return Holder<T>(t,u); |
58 | } |
59 | }; |
60 | |
61 | template< template<class,class> class Holder > |
62 | struct forwarder2TU |
63 | { |
64 | template< class T, class U > |
65 | Holder<T, U> operator()( T t, U u ) const |
66 | { |
67 | return Holder<T, U>(t, u); |
68 | } |
69 | }; |
70 | |
71 | |
72 | } |
73 | |
74 | } |
75 | |
76 | #ifdef BOOST_MSVC |
77 | #pragma warning(pop) |
78 | #endif |
79 | |
80 | #endif |
81 | |