summaryrefslogtreecommitdiff
path: root/graphics/asymptote/LspCpp/include/LibLsp/lsp/lsAny.h
blob: 49a917e4f6cbff789ce1052442541c3ec0c8e921 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
#pragma once

#include "LibLsp/JsonRpc/serializer.h"
#include <string>
#include "LibLsp/JsonRpc/message.h"
namespace lsp
{
        struct Any
        {
                //! Type of JSON value
                enum  Type {
                        kUnKnown=-1,
                        kNullType = 0,      //!< null
                        kFalseType = 1,     //!< false
                        kTrueType = 2,      //!< true
                        kObjectType = 3,    //!< object
                        kArrayType = 4,     //!< array
                        kStringType = 5,    //!< string
                        kNumberType = 6     //!< number
                };



                template <typename  T>
                bool Get(T& value);

                template <typename  T>
                void Set(T& value);

                int GuessType();
                int GetType();

                void Set(std::unique_ptr<LspMessage> value);

                void SetJsonString(std::string&& _data, Type _type);

                void SetJsonString(const std::string& _data, Type _type);

                const std::string& Data()const
                {
                        return  data;
                }

                void swap(Any& arg) noexcept;

                /*
                 *Example for GetFromMap
                        struct A{
                                std::string  visitor;
                                bool   verbose;
                        }
                        REFLECT_MAP_TO_STRUCT(A,visitor,verbose)

                        std::string data = "{\"visitor\":\"default\",\"verbose\":\"true\"};
                        lsp:Any any;
                        any.SetJsonString(data, static_cast<lsp::Any::Type>(-1));
                        A a_object;
                        any.GetFromMap(a_object);
                */
                template <typename  T>
                bool GetFromMap(T& value);


                template <typename  T>
                bool GetForMapHelper(T& value);
                bool GetForMapHelper(std::string& value);
                bool GetForMapHelper(optional<std::string>& value);
        private:
                std::unique_ptr<Reader> GetReader();
                std::unique_ptr<Writer> GetWriter() const;
                void SetData(std::unique_ptr<Writer>&);

                std::string  data;
                int jsonType = kUnKnown;

        };

};


extern void Reflect(Reader& visitor, lsp::Any& value);
extern  void Reflect(Writer& visitor, lsp::Any& value);

template <typename T>
void ReflectMember(std::map < std::string, lsp::Any>& visitor, const char* name, T& value) {

        auto it = visitor.find(name);
        if (it != visitor.end())
        {
                it->second.GetForMapHelper(value);
        }
}
template <typename T>
void ReflectMember(std::map < std::string, std::string>& visitor, const char* name, T& value) {

        auto it = visitor.find(name);
        if (it != visitor.end())
        {
                lsp::Any any;
                any.SetJsonString(it->second, static_cast<lsp::Any::Type>(-1));
                any.Get(value);
        }
}

#define REFLECT_MAP_TO_STRUCT(type, ...)               \
  template <typename TVisitor>                       \
  void ReflectMap(TVisitor& visitor, type& value) {     \
    MACRO_MAP(_MAPPABLE_REFLECT_MEMBER, __VA_ARGS__) \
  }


namespace lsp
{
        template <typename T>
        bool Any::Get(T& value)
        {
                const auto visitor = GetReader();
                Reflect(*visitor, value);
                return true;
        }

        template <typename T>
        void Any::Set(T& value)
        {
                auto visitor = GetWriter();
                Reflect(*visitor, value);
                SetData(visitor);
        }

        template <typename T>
        bool Any::GetFromMap(T& value)
        {
                const auto visitor = GetReader();
                std::map < std::string, lsp::Any> _temp;
                Reflect(*visitor, _temp);
                ReflectMap(_temp, value);
                return true;
        }

        template <typename T>
        bool Any::GetForMapHelper(T& value)
        {
                jsonType = GetType();
                if (jsonType == kStringType)
                {
                        auto copy = data;
                        copy.erase(copy.find_last_not_of('"') + 1);
                        copy.erase(0, copy.find_first_not_of('"'));
                        lsp::Any any;
                        any.SetJsonString(copy, kUnKnown);
                        any.Get(value);
                }
                else
                {
                        Get(value);
                }
                return true;
        }
}