318
|
1 #ifndef TOML11_MACROS_HPP
|
|
2 #define TOML11_MACROS_HPP
|
|
3
|
|
4 #define TOML11_STRINGIZE_AUX(x) #x
|
|
5 #define TOML11_STRINGIZE(x) TOML11_STRINGIZE_AUX(x)
|
|
6
|
|
7 #define TOML11_CONCATENATE_AUX(x, y) x##y
|
|
8 #define TOML11_CONCATENATE(x, y) TOML11_CONCATENATE_AUX(x, y)
|
|
9
|
|
10 // ============================================================================
|
|
11 // TOML11_DEFINE_CONVERSION_NON_INTRUSIVE
|
|
12
|
|
13 #ifndef TOML11_WITHOUT_DEFINE_NON_INTRUSIVE
|
|
14
|
|
15 // ----------------------------------------------------------------------------
|
|
16 // TOML11_ARGS_SIZE
|
|
17
|
|
18 #define TOML11_INDEX_RSEQ() \
|
|
19 32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, \
|
|
20 16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0
|
|
21 #define TOML11_ARGS_SIZE_IMPL(\
|
|
22 ARG1, ARG2, ARG3, ARG4, ARG5, ARG6, ARG7, ARG8, ARG9, ARG10, \
|
|
23 ARG11, ARG12, ARG13, ARG14, ARG15, ARG16, ARG17, ARG18, ARG19, ARG20, \
|
|
24 ARG21, ARG22, ARG23, ARG24, ARG25, ARG26, ARG27, ARG28, ARG29, ARG30, \
|
|
25 ARG31, ARG32, N, ...) N
|
|
26 #define TOML11_ARGS_SIZE_AUX(...) TOML11_ARGS_SIZE_IMPL(__VA_ARGS__)
|
|
27 #define TOML11_ARGS_SIZE(...) TOML11_ARGS_SIZE_AUX(__VA_ARGS__, TOML11_INDEX_RSEQ())
|
|
28
|
|
29 // ----------------------------------------------------------------------------
|
|
30 // TOML11_FOR_EACH_VA_ARGS
|
|
31
|
|
32 #define TOML11_FOR_EACH_VA_ARGS_AUX_1( FUNCTOR, ARG1 ) FUNCTOR(ARG1)
|
|
33 #define TOML11_FOR_EACH_VA_ARGS_AUX_2( FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_1( FUNCTOR, __VA_ARGS__)
|
|
34 #define TOML11_FOR_EACH_VA_ARGS_AUX_3( FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_2( FUNCTOR, __VA_ARGS__)
|
|
35 #define TOML11_FOR_EACH_VA_ARGS_AUX_4( FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_3( FUNCTOR, __VA_ARGS__)
|
|
36 #define TOML11_FOR_EACH_VA_ARGS_AUX_5( FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_4( FUNCTOR, __VA_ARGS__)
|
|
37 #define TOML11_FOR_EACH_VA_ARGS_AUX_6( FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_5( FUNCTOR, __VA_ARGS__)
|
|
38 #define TOML11_FOR_EACH_VA_ARGS_AUX_7( FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_6( FUNCTOR, __VA_ARGS__)
|
|
39 #define TOML11_FOR_EACH_VA_ARGS_AUX_8( FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_7( FUNCTOR, __VA_ARGS__)
|
|
40 #define TOML11_FOR_EACH_VA_ARGS_AUX_9( FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_8( FUNCTOR, __VA_ARGS__)
|
|
41 #define TOML11_FOR_EACH_VA_ARGS_AUX_10(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_9( FUNCTOR, __VA_ARGS__)
|
|
42 #define TOML11_FOR_EACH_VA_ARGS_AUX_11(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_10(FUNCTOR, __VA_ARGS__)
|
|
43 #define TOML11_FOR_EACH_VA_ARGS_AUX_12(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_11(FUNCTOR, __VA_ARGS__)
|
|
44 #define TOML11_FOR_EACH_VA_ARGS_AUX_13(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_12(FUNCTOR, __VA_ARGS__)
|
|
45 #define TOML11_FOR_EACH_VA_ARGS_AUX_14(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_13(FUNCTOR, __VA_ARGS__)
|
|
46 #define TOML11_FOR_EACH_VA_ARGS_AUX_15(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_14(FUNCTOR, __VA_ARGS__)
|
|
47 #define TOML11_FOR_EACH_VA_ARGS_AUX_16(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_15(FUNCTOR, __VA_ARGS__)
|
|
48 #define TOML11_FOR_EACH_VA_ARGS_AUX_17(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_16(FUNCTOR, __VA_ARGS__)
|
|
49 #define TOML11_FOR_EACH_VA_ARGS_AUX_18(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_17(FUNCTOR, __VA_ARGS__)
|
|
50 #define TOML11_FOR_EACH_VA_ARGS_AUX_19(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_18(FUNCTOR, __VA_ARGS__)
|
|
51 #define TOML11_FOR_EACH_VA_ARGS_AUX_20(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_19(FUNCTOR, __VA_ARGS__)
|
|
52 #define TOML11_FOR_EACH_VA_ARGS_AUX_21(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_20(FUNCTOR, __VA_ARGS__)
|
|
53 #define TOML11_FOR_EACH_VA_ARGS_AUX_22(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_21(FUNCTOR, __VA_ARGS__)
|
|
54 #define TOML11_FOR_EACH_VA_ARGS_AUX_23(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_22(FUNCTOR, __VA_ARGS__)
|
|
55 #define TOML11_FOR_EACH_VA_ARGS_AUX_24(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_23(FUNCTOR, __VA_ARGS__)
|
|
56 #define TOML11_FOR_EACH_VA_ARGS_AUX_25(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_24(FUNCTOR, __VA_ARGS__)
|
|
57 #define TOML11_FOR_EACH_VA_ARGS_AUX_26(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_25(FUNCTOR, __VA_ARGS__)
|
|
58 #define TOML11_FOR_EACH_VA_ARGS_AUX_27(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_26(FUNCTOR, __VA_ARGS__)
|
|
59 #define TOML11_FOR_EACH_VA_ARGS_AUX_28(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_27(FUNCTOR, __VA_ARGS__)
|
|
60 #define TOML11_FOR_EACH_VA_ARGS_AUX_29(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_28(FUNCTOR, __VA_ARGS__)
|
|
61 #define TOML11_FOR_EACH_VA_ARGS_AUX_30(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_29(FUNCTOR, __VA_ARGS__)
|
|
62 #define TOML11_FOR_EACH_VA_ARGS_AUX_31(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_30(FUNCTOR, __VA_ARGS__)
|
|
63 #define TOML11_FOR_EACH_VA_ARGS_AUX_32(FUNCTOR, ARG1, ...) FUNCTOR(ARG1) TOML11_FOR_EACH_VA_ARGS_AUX_31(FUNCTOR, __VA_ARGS__)
|
|
64
|
|
65 #define TOML11_FOR_EACH_VA_ARGS(FUNCTOR, ...)\
|
|
66 TOML11_CONCATENATE(TOML11_FOR_EACH_VA_ARGS_AUX_, TOML11_ARGS_SIZE(__VA_ARGS__))(FUNCTOR, __VA_ARGS__)
|
|
67
|
|
68 // ----------------------------------------------------------------------------
|
|
69 // TOML11_DEFINE_CONVERSION_NON_INTRUSIVE
|
|
70
|
|
71 // use it in the following way.
|
|
72 // ```cpp
|
|
73 // namespace foo
|
|
74 // {
|
|
75 // struct Foo
|
|
76 // {
|
|
77 // std::string s;
|
|
78 // double d;
|
|
79 // int i;
|
|
80 // };
|
|
81 // } // foo
|
|
82 //
|
|
83 // TOML11_DEFINE_CONVERSION_NON_INTRUSIVE(foo::Foo, s, d, i)
|
|
84 // ```
|
|
85 // And then you can use `toml::find<foo::Foo>(file, "foo");`
|
|
86 //
|
|
87 #define TOML11_FIND_MEMBER_VARIABLE_FROM_VALUE(VAR_NAME)\
|
|
88 obj.VAR_NAME = toml::find<decltype(obj.VAR_NAME)>(v, TOML11_STRINGIZE(VAR_NAME));
|
|
89
|
|
90 #define TOML11_ASSIGN_MEMBER_VARIABLE_TO_VALUE(VAR_NAME)\
|
|
91 v[TOML11_STRINGIZE(VAR_NAME)] = obj.VAR_NAME;
|
|
92
|
|
93 #define TOML11_DEFINE_CONVERSION_NON_INTRUSIVE(NAME, ...)\
|
|
94 namespace toml { \
|
|
95 template<> \
|
|
96 struct from<NAME> \
|
|
97 { \
|
|
98 template<typename C, template<typename ...> class T, \
|
|
99 template<typename ...> class A> \
|
|
100 static NAME from_toml(const basic_value<C, T, A>& v) \
|
|
101 { \
|
|
102 NAME obj; \
|
|
103 TOML11_FOR_EACH_VA_ARGS(TOML11_FIND_MEMBER_VARIABLE_FROM_VALUE, __VA_ARGS__) \
|
|
104 return obj; \
|
|
105 } \
|
|
106 }; \
|
|
107 template<> \
|
|
108 struct into<NAME> \
|
|
109 { \
|
|
110 static value into_toml(const NAME& obj) \
|
|
111 { \
|
|
112 ::toml::value v = ::toml::table{}; \
|
|
113 TOML11_FOR_EACH_VA_ARGS(TOML11_ASSIGN_MEMBER_VARIABLE_TO_VALUE, __VA_ARGS__) \
|
|
114 return v; \
|
|
115 } \
|
|
116 }; \
|
|
117 } /* toml */
|
|
118
|
|
119 #endif// TOML11_WITHOUT_DEFINE_NON_INTRUSIVE
|
|
120
|
|
121 #endif// TOML11_MACROS_HPP
|