mirror of
https://github.com/matrix-construct/construct
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21 lines
856 B
C++
21 lines
856 B
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_DB_MERGE_H
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namespace ircd::db
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{
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using merge_delta = std::pair<string_view, string_view>;
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using merge_closure = std::function<std::string (const string_view &key, const merge_delta &)>;
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using update_closure = std::function<std::string (const string_view &key, merge_delta &)>;
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std::string merge_operator(const string_view &, const std::pair<string_view, string_view> &);
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}
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