mirror of
https://github.com/matrix-construct/construct
synced 2024-10-31 19:08:59 +01:00
81 lines
1.8 KiB
C++
81 lines
1.8 KiB
C++
// Matrix Construct
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//
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// Copyright (C) Matrix Construct Developers, Authors & Contributors
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// Copyright (C) 2016-2018 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. The
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// full license for this software is available in the LICENSE file.
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#pragma once
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#define HAVE_IRCD_JSON_STRUNG_H
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namespace ircd::json
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{
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struct strung;
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}
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/// Interface around an allocated std::string of JSON. This is not a
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/// json::string type; it is a full JSON which will stringify the
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/// constructor arguments into the std::string's buffer as a convenience
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/// to reduce boilerplate when the user has no interest in buffering the
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/// stringify() calls another way.
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///
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struct ircd::json::strung
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:std::string
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{
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explicit operator json::object() const;
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explicit operator json::array() const;
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strung() = default;
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template<class... T> strung(T&&... t);
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strung(strung &&s) noexcept;
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strung(const strung &s);
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strung &operator=(strung &&) = default;
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strung &operator=(const strung &) = default;
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};
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inline
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ircd::json::strung::strung(strung &&s)
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noexcept
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:std::string{std::move(s)}
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{}
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inline
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ircd::json::strung::strung(const strung &s)
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:std::string{s}
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{}
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template<class... T>
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inline
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ircd::json::strung::strung(T&&... t)
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:std::string
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{
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util::string(serialized(std::forward<T>(t)...), [&t...]
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(const mutable_buffer &out)
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{
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const auto sv
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{
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stringify(mutable_buffer{out}, std::forward<T>(t)...)
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};
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debug_valid_output(sv, ircd::size(out));
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return sv;
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})
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}
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{}
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inline ircd::json::strung::operator
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json::array()
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const
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{
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return string_view{*this};
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}
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inline ircd::json::strung::operator
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json::object()
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const
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{
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return string_view{*this};
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}
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