boost/poly_collection/any_collection_fwd.hpp

0001 /* Copyright 2016-2017 Joaquin M Lopez Munoz.
0002  * Distributed under the Boost Software License, Version 1.0.
0003  * (See accompanying file LICENSE_1_0.txt or copy at
0004  * http://www.boost.org/LICENSE_1_0.txt)
0005  *
0006  * See http://www.boost.org/libs/poly_collection for library home page.
0007  */
0008
0009 #ifndef BOOST_POLY_COLLECTION_ANY_COLLECTION_FWD_HPP
0010 #define BOOST_POLY_COLLECTION_ANY_COLLECTION_FWD_HPP
0011
0012 #if defined(_MSC_VER)
0013 #pragma once
0014 #endif
0015
0016 #include <memory>
0017
0018 namespace boost{
0019
0020 namespace poly_collection{
0021
0022 namespace detail{
0023 template<typename Concept> struct any_model;
0024 }
0025
0026 template<typename Concept>
0027 using any_collection_value_type=
0028   typename detail::any_model<Concept>::value_type;
0029
0030 template<
0031   typename Concept,
0032   typename Allocator=std::allocator<any_collection_value_type<Concept>>
0033 >
0034 class any_collection;
0035
0036 template<typename Concept,typename Allocator>
0037 bool operator==(
0038   const any_collection<Concept,Allocator>& x,
0039   const any_collection<Concept,Allocator>& y);
0040
0041 template<typename Concept,typename Allocator>
0042 bool operator!=(
0043   const any_collection<Concept,Allocator>& x,
0044   const any_collection<Concept,Allocator>& y);
0045
0046 template<typename Concept,typename Allocator>
0047 void swap(
0048   any_collection<Concept,Allocator>& x,any_collection<Concept,Allocator>& y);
0049
0050 } /* namespace poly_collection */
0051
0052 using poly_collection::any_collection;
0053
0054 } /* namespace boost */
0055
0056 #endif