0
0
mirror of https://github.com/rbock/sqlpp11.git synced 2024-11-16 04:47:18 +08:00
sqlpp11/include/sqlpp11/hidden.h
2016-08-23 17:28:16 +02:00

65 lines
2.1 KiB
C++

/*
* Copyright (c) 2013-2015, Roland Bock
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice, this
* list of conditions and the following disclaimer in the documentation and/or
* other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef SQLPP_HIDDEN_H
#define SQLPP_HIDDEN_H
namespace sqlpp
{
template <typename Clause>
struct hidden_t : Clause
{
hidden_t(Clause clause) : Clause(clause)
{
}
hidden_t(const hidden_t&) = default;
hidden_t(hidden_t&&) = default;
hidden_t& operator=(const hidden_t&) = default;
hidden_t& operator=(hidden_t&&) = default;
~hidden_t() = default;
};
template <typename Context, typename Clause>
struct serializer_t<Context, hidden_t<Clause>>
{
using _serialize_check = consistent_t;
using T = hidden_t<Clause>;
static Context& _(const T&, Context& context)
{
return context;
}
};
template <typename Clause>
auto hidden(Clause part) -> hidden_t<Clause>
{
return {part};
}
}
#endif