mirror of
https://github.com/matrix-construct/construct
synced 2024-11-16 06:51:08 +01:00
76 lines
2 KiB
C
76 lines
2 KiB
C
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/*
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* Copyright (C) 2017 Charybdis Development Team
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* Copyright (C) 2017 Jason Volk <jason@zemos.net>
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice is present in all copies.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#define HAVE_IRCD_JSON_PROPERTY_H
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///////////////////////////////////////////////////////////////////////////////
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//
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// tuple property template. Specify a list of these in the tuple template to
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// form the members of the object.
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//
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namespace ircd::json
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{
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template<const char *const &name, class value_type> struct property;
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}
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template<const char *const &name,
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class T>
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struct ircd::json::property
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{
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using key_type = const char *const &;
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using value_type = T;
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static constexpr auto &key{name};
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T value;
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operator const T &() const;
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operator T &();
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property(T&& value);
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property() = default;
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};
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template<const char *const &name,
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class T>
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ircd::json::property<name, T>::property(T&& value)
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:value{value}
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{
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}
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template<const char *const &name,
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class T>
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ircd::json::property<name, T>::operator
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T &()
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{
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return value;
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}
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template<const char *const &name,
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class T>
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ircd::json::property<name, T>::operator
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const T &()
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const
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{
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return value;
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}
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