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json_serializers.h
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1/*
2 * This program source code file is part of KiCad, a free EDA CAD application.
3 *
4 * Copyright (C) 2023 KiCad Developers, see AUTHORS.txt for contributors.
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version 2
9 * of the License, or (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, you may find one here:
18 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
19 * or you may search the http://www.gnu.org website for the version 2 license,
20 * or you may write to the Free Software Foundation, Inc.,
21 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
22 */
23
24#ifndef JSON_SERIALIZERS_H_
25#define JSON_SERIALIZERS_H_
26
27#include <nlohmann/json.hpp>
28#include <wx/string.h>
29#include <optional>
30
31
32namespace nlohmann
33{
34template <>
35struct adl_serializer<wxString>
36{
37 static void from_json( const json& j, wxString& s )
38 {
39 s = wxString::FromUTF8( j.get<std::string>().c_str() );
40 }
41
42 static void to_json( json& j, const wxString& s ) { j = s.ToUTF8(); }
43};
44
45template <typename T>
46struct adl_serializer<std::optional<T>>
47{
48 static void from_json( const json& j, std::optional<T>& opt )
49 {
50 if( j.is_null() )
51 {
52 opt = std::nullopt;
53 }
54 else
55 {
56 opt = j.template get<T>();
57 }
58 }
59
60 static void to_json( json& j, const std::optional<T>& opt )
61 {
62 if( opt.has_value() )
63 {
64 j = *opt;
65 }
66 else
67 {
68 j = nullptr;
69 }
70 }
71};
72} // namespace nlohmann
73
74
75#endif // JSON_SERIALIZERS_H_
nlohmann::json json
Definition: gerbview.cpp:46
STL namespace.
static void to_json(json &j, const std::optional< T > &opt)
static void from_json(const json &j, std::optional< T > &opt)
static void from_json(const json &j, wxString &s)
static void to_json(json &j, const wxString &s)