mirror of
https://github.com/matrix-construct/construct
synced 2024-08-31 05:45:16 +02:00
134 lines
3.9 KiB
C++
134 lines
3.9 KiB
C++
/*
|
|
* Copyright (C) 2017 Charybdis Development Team
|
|
* Copyright (C) 2017 Jason Volk <jason@zemos.net>
|
|
*
|
|
* Permission to use, copy, modify, and/or distribute this software for any
|
|
* purpose with or without fee is hereby granted, provided that the above
|
|
* copyright notice and this permission notice is present in all copies.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
|
|
*/
|
|
|
|
#pragma once
|
|
#define HAVE_IRCD_JSON_MEMBER_H
|
|
|
|
namespace ircd::json
|
|
{
|
|
struct member;
|
|
|
|
size_t serialized(const member *const &begin, const member *const &end);
|
|
string_view stringify(mutable_buffer &, const member *const *const &begin, const member *const *const &end);
|
|
string_view stringify(mutable_buffer &, const member *const &begin, const member *const &end);
|
|
}
|
|
|
|
/// A pair of json::value representing state for a member of an object.
|
|
///
|
|
/// This is slightly heavier than object::member as that only deals with
|
|
/// a pair of strings while the value here holds more diverse native state.
|
|
///
|
|
/// The key value (member.first) should always be a STRING type. We don't use
|
|
/// string_view directly in member.first because json::value can take ownership
|
|
/// of a string or use a literal depending on the circumstance and it's more
|
|
/// consistent this way.
|
|
///
|
|
struct ircd::json::member
|
|
:std::pair<value, value>
|
|
{
|
|
using std::pair<value, value>::pair;
|
|
template<class K, class V> member(const K &k, V&& v);
|
|
explicit member(const string_view &k);
|
|
explicit member(const object::member &m);
|
|
member() = default;
|
|
|
|
friend bool operator==(const member &a, const member &b);
|
|
friend bool operator!=(const member &a, const member &b);
|
|
friend bool operator<(const member &a, const member &b);
|
|
|
|
friend bool operator==(const member &a, const string_view &b);
|
|
friend bool operator!=(const member &a, const string_view &b);
|
|
friend bool operator<(const member &a, const string_view &b);
|
|
|
|
friend size_t serialized(const member &);
|
|
friend string_view stringify(mutable_buffer &, const member &);
|
|
friend std::ostream &operator<<(std::ostream &, const member &);
|
|
};
|
|
|
|
namespace ircd::json
|
|
{
|
|
using members = std::initializer_list<member>;
|
|
|
|
size_t serialized(const members &);
|
|
string_view stringify(mutable_buffer &, const members &);
|
|
}
|
|
|
|
template<class K,
|
|
class V>
|
|
ircd::json::member::member(const K &k,
|
|
V&& v)
|
|
:std::pair<value, value>
|
|
{
|
|
value { k }, value { std::forward<V>(v) }
|
|
}
|
|
{}
|
|
|
|
inline
|
|
ircd::json::member::member(const object::member &m)
|
|
:std::pair<value, value>
|
|
{
|
|
m.first, value { m.second, type(m.second) }
|
|
}
|
|
{}
|
|
|
|
inline
|
|
ircd::json::member::member(const string_view &k)
|
|
:std::pair<value, value>
|
|
{
|
|
k, string_view{}
|
|
}
|
|
{}
|
|
|
|
inline bool
|
|
ircd::json::operator<(const member &a, const member &b)
|
|
{
|
|
return a.first < b.first;
|
|
}
|
|
|
|
inline bool
|
|
ircd::json::operator!=(const member &a, const member &b)
|
|
{
|
|
return a.first != b.first;
|
|
}
|
|
|
|
inline bool
|
|
ircd::json::operator==(const member &a, const member &b)
|
|
{
|
|
return a.first == b.first;
|
|
}
|
|
|
|
inline bool
|
|
ircd::json::operator<(const member &a, const string_view &b)
|
|
{
|
|
return string_view{a.first.string, a.first.len} < b;
|
|
}
|
|
|
|
inline bool
|
|
ircd::json::operator!=(const member &a, const string_view &b)
|
|
{
|
|
return string_view{a.first.string, a.first.len} != b;
|
|
}
|
|
|
|
inline bool
|
|
ircd::json::operator==(const member &a, const string_view &b)
|
|
{
|
|
return string_view{a.first.string, a.first.len} == b;
|
|
}
|