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1 // Copyright Toru Niina 2017.
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2 // Distributed under the MIT License.
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3 #ifndef TOML11_VALUE_HPP
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4 #define TOML11_VALUE_HPP
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5 #include <cassert>
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6
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7 #include "comments.hpp"
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8 #include "exception.hpp"
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9 #include "into.hpp"
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10 #include "region.hpp"
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11 #include "source_location.hpp"
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12 #include "storage.hpp"
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13 #include "traits.hpp"
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14 #include "types.hpp"
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15 #include "utility.hpp"
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16
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17 namespace toml
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18 {
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19
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20 namespace detail
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21 {
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22
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23 // to show error messages. not recommended for users.
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24 template<typename Value>
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25 inline region_base const* get_region(const Value& v)
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26 {
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27 return v.region_info_.get();
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28 }
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29
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30 template<typename Value>
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31 void change_region(Value& v, region reg)
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32 {
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33 v.region_info_ = std::make_shared<region>(std::move(reg));
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34 return;
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35 }
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36
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37 template<value_t Expected, typename Value>
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38 [[noreturn]] inline void
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39 throw_bad_cast(const std::string& funcname, value_t actual, const Value& v)
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40 {
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41 throw type_error(detail::format_underline(
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42 concat_to_string(funcname, "bad_cast to ", Expected), {
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43 {v.location(), concat_to_string("the actual type is ", actual)}
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44 }), v.location());
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45 }
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46
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47 // Throw `out_of_range` from `toml::value::at()` and `toml::find()`
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48 // after generating an error message.
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49 //
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50 // The implementation is a bit complicated and there are many edge-cases.
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51 // If you are not interested in the error message generation, just skip this.
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52 template<typename Value>
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53 [[noreturn]] void
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54 throw_key_not_found_error(const Value& v, const key& ky)
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55 {
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56 // The top-level table has its region at the first character of the file.
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57 // That means that, in the case when a key is not found in the top-level
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58 // table, the error message points to the first character. If the file has
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59 // its first table at the first line, the error message would be like this.
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60 // ```console
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61 // [error] key "a" not found
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62 // --> example.toml
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63 // |
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64 // 1 | [table]
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65 // | ^------ in this table
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66 // ```
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67 // It actually points to the top-level table at the first character,
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68 // not `[table]`. But it is too confusing. To avoid the confusion, the error
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69 // message should explicitly say "key not found in the top-level table",
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70 // or "the parsed file is empty" if there is no content at all (0 bytes in file).
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71 const auto loc = v.location();
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72 if(loc.line() == 1 && loc.region() == 0)
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73 {
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74 // First line with a zero-length region means "empty file".
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75 // The region will be generated at `parse_toml_file` function
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76 // if the file contains no bytes.
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77 throw std::out_of_range(format_underline(concat_to_string(
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78 "key \"", ky, "\" not found in the top-level table"), {
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79 {loc, "the parsed file is empty"}
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80 }));
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81 }
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82 else if(loc.line() == 1 && loc.region() == 1)
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83 {
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84 // Here it assumes that top-level table starts at the first character.
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85 // The region corresponds to the top-level table will be generated at
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86 // `parse_toml_file` function.
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87 // It also assumes that the top-level table size is just one and
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88 // the line number is `1`. It is always satisfied. And those conditions
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89 // are satisfied only if the table is the top-level table.
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90 //
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91 // 1. one-character dot-key at the first line
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92 // ```toml
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93 // a.b = "c"
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94 // ```
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95 // toml11 counts whole key as the table key. Here, `a.b` is the region
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96 // of the table "a". It could be counter intuitive, but it works.
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97 // The size of the region is 3, not 1. The above example is the shortest
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98 // dot-key example. The size cannot be 1.
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99 //
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100 // 2. one-character inline-table at the first line
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101 // ```toml
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102 // a = {b = "c"}
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103 // ```
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104 // toml11 considers the inline table body as the table region. Here,
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105 // `{b = "c"}` is the region of the table "a". The size of the region
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106 // is 9, not 1. The shotest inline table still has two characters, `{`
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107 // and `}`. The size cannot be 1.
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108 //
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109 // 3. one-character table declaration at the first line
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110 // ```toml
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111 // [a]
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112 // ```
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113 // toml11 considers the whole table key as the table region. Here,
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114 // `[a]` is the table region. The size is 3, not 1.
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115 //
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116 throw std::out_of_range(format_underline(concat_to_string(
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117 "key \"", ky, "\" not found in the top-level table"), {
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118 {loc, "the top-level table starts here"}
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119 }));
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120 }
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121 else
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122 {
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123 // normal table.
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124 throw std::out_of_range(format_underline(concat_to_string(
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125 "key \"", ky, "\" not found"), { {loc, "in this table"} }));
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126 }
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127 }
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128
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129 // switch by `value_t` at the compile time.
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130 template<value_t T>
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131 struct switch_cast {};
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132 #define TOML11_GENERATE_SWITCH_CASTER(TYPE) \
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133 template<> \
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134 struct switch_cast<value_t::TYPE> \
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135 { \
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136 template<typename Value> \
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137 static typename Value::TYPE##_type& invoke(Value& v) \
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138 { \
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139 return v.as_##TYPE(); \
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140 } \
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141 template<typename Value> \
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142 static typename Value::TYPE##_type const& invoke(const Value& v) \
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143 { \
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144 return v.as_##TYPE(); \
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145 } \
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146 template<typename Value> \
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147 static typename Value::TYPE##_type&& invoke(Value&& v) \
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148 { \
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149 return std::move(v).as_##TYPE(); \
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150 } \
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151 }; \
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152 /**/
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153 TOML11_GENERATE_SWITCH_CASTER(boolean)
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154 TOML11_GENERATE_SWITCH_CASTER(integer)
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155 TOML11_GENERATE_SWITCH_CASTER(floating)
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156 TOML11_GENERATE_SWITCH_CASTER(string)
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157 TOML11_GENERATE_SWITCH_CASTER(offset_datetime)
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158 TOML11_GENERATE_SWITCH_CASTER(local_datetime)
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159 TOML11_GENERATE_SWITCH_CASTER(local_date)
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160 TOML11_GENERATE_SWITCH_CASTER(local_time)
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161 TOML11_GENERATE_SWITCH_CASTER(array)
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162 TOML11_GENERATE_SWITCH_CASTER(table)
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163
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164 #undef TOML11_GENERATE_SWITCH_CASTER
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165
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166 }// detail
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167
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168 template<typename Comment, // discard/preserve_comment
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169 template<typename ...> class Table = std::unordered_map,
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170 template<typename ...> class Array = std::vector>
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171 class basic_value
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172 {
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173 template<typename T, typename U>
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174 static void assigner(T& dst, U&& v)
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175 {
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176 const auto tmp = ::new(std::addressof(dst)) T(std::forward<U>(v));
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177 assert(tmp == std::addressof(dst));
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178 (void)tmp;
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179 }
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180
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181 using region_base = detail::region_base;
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182
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183 template<typename C, template<typename ...> class T,
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184 template<typename ...> class A>
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185 friend class basic_value;
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186
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187 public:
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188
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189 using comment_type = Comment;
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190 using key_type = ::toml::key;
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191 using value_type = basic_value<comment_type, Table, Array>;
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192 using boolean_type = ::toml::boolean;
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193 using integer_type = ::toml::integer;
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194 using floating_type = ::toml::floating;
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195 using string_type = ::toml::string;
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196 using local_time_type = ::toml::local_time;
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197 using local_date_type = ::toml::local_date;
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198 using local_datetime_type = ::toml::local_datetime;
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199 using offset_datetime_type = ::toml::offset_datetime;
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200 using array_type = Array<value_type>;
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201 using table_type = Table<key_type, value_type>;
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202
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203 public:
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204
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205 basic_value() noexcept
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206 : type_(value_t::empty),
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207 region_info_(std::make_shared<region_base>(region_base{}))
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208 {}
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209 ~basic_value() noexcept {this->cleanup();}
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210
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211 basic_value(const basic_value& v)
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212 : type_(v.type()), region_info_(v.region_info_), comments_(v.comments_)
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213 {
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214 switch(v.type())
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215 {
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216 case value_t::boolean : assigner(boolean_ , v.boolean_ ); break;
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217 case value_t::integer : assigner(integer_ , v.integer_ ); break;
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218 case value_t::floating : assigner(floating_ , v.floating_ ); break;
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219 case value_t::string : assigner(string_ , v.string_ ); break;
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220 case value_t::offset_datetime: assigner(offset_datetime_, v.offset_datetime_); break;
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221 case value_t::local_datetime : assigner(local_datetime_ , v.local_datetime_ ); break;
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222 case value_t::local_date : assigner(local_date_ , v.local_date_ ); break;
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223 case value_t::local_time : assigner(local_time_ , v.local_time_ ); break;
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224 case value_t::array : assigner(array_ , v.array_ ); break;
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225 case value_t::table : assigner(table_ , v.table_ ); break;
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226 default: break;
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227 }
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228 }
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229 basic_value(basic_value&& v)
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230 : type_(v.type()), region_info_(std::move(v.region_info_)),
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231 comments_(std::move(v.comments_))
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232 {
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233 switch(this->type_) // here this->type_ is already initialized
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234 {
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235 case value_t::boolean : assigner(boolean_ , std::move(v.boolean_ )); break;
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236 case value_t::integer : assigner(integer_ , std::move(v.integer_ )); break;
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237 case value_t::floating : assigner(floating_ , std::move(v.floating_ )); break;
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238 case value_t::string : assigner(string_ , std::move(v.string_ )); break;
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239 case value_t::offset_datetime: assigner(offset_datetime_, std::move(v.offset_datetime_)); break;
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240 case value_t::local_datetime : assigner(local_datetime_ , std::move(v.local_datetime_ )); break;
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241 case value_t::local_date : assigner(local_date_ , std::move(v.local_date_ )); break;
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242 case value_t::local_time : assigner(local_time_ , std::move(v.local_time_ )); break;
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243 case value_t::array : assigner(array_ , std::move(v.array_ )); break;
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244 case value_t::table : assigner(table_ , std::move(v.table_ )); break;
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245 default: break;
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246 }
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247 }
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248 basic_value& operator=(const basic_value& v)
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249 {
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250 if(this == std::addressof(v)) {return *this;}
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251 this->cleanup();
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252 this->region_info_ = v.region_info_;
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253 this->comments_ = v.comments_;
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254 this->type_ = v.type();
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255 switch(this->type_)
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256 {
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257 case value_t::boolean : assigner(boolean_ , v.boolean_ ); break;
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258 case value_t::integer : assigner(integer_ , v.integer_ ); break;
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259 case value_t::floating : assigner(floating_ , v.floating_ ); break;
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260 case value_t::string : assigner(string_ , v.string_ ); break;
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261 case value_t::offset_datetime: assigner(offset_datetime_, v.offset_datetime_); break;
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262 case value_t::local_datetime : assigner(local_datetime_ , v.local_datetime_ ); break;
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263 case value_t::local_date : assigner(local_date_ , v.local_date_ ); break;
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264 case value_t::local_time : assigner(local_time_ , v.local_time_ ); break;
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265 case value_t::array : assigner(array_ , v.array_ ); break;
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266 case value_t::table : assigner(table_ , v.table_ ); break;
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267 default: break;
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268 }
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269 return *this;
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270 }
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271 basic_value& operator=(basic_value&& v)
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272 {
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273 if(this == std::addressof(v)) {return *this;}
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274 this->cleanup();
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275 this->region_info_ = std::move(v.region_info_);
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276 this->comments_ = std::move(v.comments_);
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277 this->type_ = v.type();
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278 switch(this->type_)
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279 {
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280 case value_t::boolean : assigner(boolean_ , std::move(v.boolean_ )); break;
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281 case value_t::integer : assigner(integer_ , std::move(v.integer_ )); break;
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282 case value_t::floating : assigner(floating_ , std::move(v.floating_ )); break;
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283 case value_t::string : assigner(string_ , std::move(v.string_ )); break;
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284 case value_t::offset_datetime: assigner(offset_datetime_, std::move(v.offset_datetime_)); break;
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285 case value_t::local_datetime : assigner(local_datetime_ , std::move(v.local_datetime_ )); break;
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286 case value_t::local_date : assigner(local_date_ , std::move(v.local_date_ )); break;
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287 case value_t::local_time : assigner(local_time_ , std::move(v.local_time_ )); break;
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288 case value_t::array : assigner(array_ , std::move(v.array_ )); break;
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289 case value_t::table : assigner(table_ , std::move(v.table_ )); break;
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290 default: break;
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291 }
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292 return *this;
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293 }
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294
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295 // overwrite comments ----------------------------------------------------
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296
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297 basic_value(const basic_value& v, std::vector<std::string> com)
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298 : type_(v.type()), region_info_(v.region_info_),
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299 comments_(std::move(com))
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300 {
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301 switch(v.type())
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302 {
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303 case value_t::boolean : assigner(boolean_ , v.boolean_ ); break;
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304 case value_t::integer : assigner(integer_ , v.integer_ ); break;
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305 case value_t::floating : assigner(floating_ , v.floating_ ); break;
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306 case value_t::string : assigner(string_ , v.string_ ); break;
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307 case value_t::offset_datetime: assigner(offset_datetime_, v.offset_datetime_); break;
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308 case value_t::local_datetime : assigner(local_datetime_ , v.local_datetime_ ); break;
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309 case value_t::local_date : assigner(local_date_ , v.local_date_ ); break;
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310 case value_t::local_time : assigner(local_time_ , v.local_time_ ); break;
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311 case value_t::array : assigner(array_ , v.array_ ); break;
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312 case value_t::table : assigner(table_ , v.table_ ); break;
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313 default: break;
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314 }
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315 }
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316
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317 basic_value(basic_value&& v, std::vector<std::string> com)
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318 : type_(v.type()), region_info_(std::move(v.region_info_)),
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319 comments_(std::move(com))
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320 {
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321 switch(this->type_) // here this->type_ is already initialized
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322 {
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323 case value_t::boolean : assigner(boolean_ , std::move(v.boolean_ )); break;
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324 case value_t::integer : assigner(integer_ , std::move(v.integer_ )); break;
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325 case value_t::floating : assigner(floating_ , std::move(v.floating_ )); break;
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326 case value_t::string : assigner(string_ , std::move(v.string_ )); break;
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327 case value_t::offset_datetime: assigner(offset_datetime_, std::move(v.offset_datetime_)); break;
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328 case value_t::local_datetime : assigner(local_datetime_ , std::move(v.local_datetime_ )); break;
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329 case value_t::local_date : assigner(local_date_ , std::move(v.local_date_ )); break;
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330 case value_t::local_time : assigner(local_time_ , std::move(v.local_time_ )); break;
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331 case value_t::array : assigner(array_ , std::move(v.array_ )); break;
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332 case value_t::table : assigner(table_ , std::move(v.table_ )); break;
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333 default: break;
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334 }
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335 }
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336
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337 // -----------------------------------------------------------------------
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338 // conversion between different basic_values.
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339 template<typename C,
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340 template<typename ...> class T,
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341 template<typename ...> class A>
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342 basic_value(const basic_value<C, T, A>& v)
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343 : type_(v.type()), region_info_(v.region_info_), comments_(v.comments())
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344 {
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345 switch(v.type())
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346 {
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347 case value_t::boolean : assigner(boolean_ , v.boolean_ ); break;
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348 case value_t::integer : assigner(integer_ , v.integer_ ); break;
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349 case value_t::floating : assigner(floating_ , v.floating_ ); break;
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350 case value_t::string : assigner(string_ , v.string_ ); break;
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351 case value_t::offset_datetime: assigner(offset_datetime_, v.offset_datetime_); break;
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352 case value_t::local_datetime : assigner(local_datetime_ , v.local_datetime_ ); break;
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353 case value_t::local_date : assigner(local_date_ , v.local_date_ ); break;
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354 case value_t::local_time : assigner(local_time_ , v.local_time_ ); break;
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355 case value_t::array :
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356 {
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357 array_type tmp(v.as_array(std::nothrow).begin(),
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358 v.as_array(std::nothrow).end());
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359 assigner(array_, std::move(tmp));
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360 break;
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361 }
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362 case value_t::table :
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363 {
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364 table_type tmp(v.as_table(std::nothrow).begin(),
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365 v.as_table(std::nothrow).end());
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366 assigner(table_, std::move(tmp));
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367 break;
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368 }
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369 default: break;
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370 }
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371 }
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372 template<typename C,
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373 template<typename ...> class T,
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374 template<typename ...> class A>
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375 basic_value(const basic_value<C, T, A>& v, std::vector<std::string> com)
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376 : type_(v.type()), region_info_(v.region_info_),
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377 comments_(std::move(com))
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378 {
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379 switch(v.type())
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380 {
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381 case value_t::boolean : assigner(boolean_ , v.boolean_ ); break;
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382 case value_t::integer : assigner(integer_ , v.integer_ ); break;
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383 case value_t::floating : assigner(floating_ , v.floating_ ); break;
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384 case value_t::string : assigner(string_ , v.string_ ); break;
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385 case value_t::offset_datetime: assigner(offset_datetime_, v.offset_datetime_); break;
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386 case value_t::local_datetime : assigner(local_datetime_ , v.local_datetime_ ); break;
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387 case value_t::local_date : assigner(local_date_ , v.local_date_ ); break;
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388 case value_t::local_time : assigner(local_time_ , v.local_time_ ); break;
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389 case value_t::array :
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390 {
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391 array_type tmp(v.as_array(std::nothrow).begin(),
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392 v.as_array(std::nothrow).end());
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393 assigner(array_, std::move(tmp));
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394 break;
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395 }
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396 case value_t::table :
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397 {
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398 table_type tmp(v.as_table(std::nothrow).begin(),
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399 v.as_table(std::nothrow).end());
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400 assigner(table_, std::move(tmp));
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401 break;
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402 }
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403 default: break;
|
|
404 }
|
|
405 }
|
|
406 template<typename C,
|
|
407 template<typename ...> class T,
|
|
408 template<typename ...> class A>
|
|
409 basic_value& operator=(const basic_value<C, T, A>& v)
|
|
410 {
|
|
411 this->region_info_ = v.region_info_;
|
|
412 this->comments_ = comment_type(v.comments());
|
|
413 this->type_ = v.type();
|
|
414 switch(v.type())
|
|
415 {
|
|
416 case value_t::boolean : assigner(boolean_ , v.boolean_ ); break;
|
|
417 case value_t::integer : assigner(integer_ , v.integer_ ); break;
|
|
418 case value_t::floating : assigner(floating_ , v.floating_ ); break;
|
|
419 case value_t::string : assigner(string_ , v.string_ ); break;
|
|
420 case value_t::offset_datetime: assigner(offset_datetime_, v.offset_datetime_); break;
|
|
421 case value_t::local_datetime : assigner(local_datetime_ , v.local_datetime_ ); break;
|
|
422 case value_t::local_date : assigner(local_date_ , v.local_date_ ); break;
|
|
423 case value_t::local_time : assigner(local_time_ , v.local_time_ ); break;
|
|
424 case value_t::array :
|
|
425 {
|
|
426 array_type tmp(v.as_array(std::nothrow).begin(),
|
|
427 v.as_array(std::nothrow).end());
|
|
428 assigner(array_, std::move(tmp));
|
|
429 break;
|
|
430 }
|
|
431 case value_t::table :
|
|
432 {
|
|
433 table_type tmp(v.as_table(std::nothrow).begin(),
|
|
434 v.as_table(std::nothrow).end());
|
|
435 assigner(table_, std::move(tmp));
|
|
436 break;
|
|
437 }
|
|
438 default: break;
|
|
439 }
|
|
440 return *this;
|
|
441 }
|
|
442
|
|
443 // boolean ==============================================================
|
|
444
|
|
445 basic_value(boolean b)
|
|
446 : type_(value_t::boolean),
|
|
447 region_info_(std::make_shared<region_base>(region_base{}))
|
|
448 {
|
|
449 assigner(this->boolean_, b);
|
|
450 }
|
|
451 basic_value& operator=(boolean b)
|
|
452 {
|
|
453 this->cleanup();
|
|
454 this->type_ = value_t::boolean;
|
|
455 this->region_info_ = std::make_shared<region_base>(region_base{});
|
|
456 assigner(this->boolean_, b);
|
|
457 return *this;
|
|
458 }
|
|
459 basic_value(boolean b, std::vector<std::string> com)
|
|
460 : type_(value_t::boolean),
|
|
461 region_info_(std::make_shared<region_base>(region_base{})),
|
|
462 comments_(std::move(com))
|
|
463 {
|
|
464 assigner(this->boolean_, b);
|
|
465 }
|
|
466
|
|
467 // integer ==============================================================
|
|
468
|
|
469 template<typename T, typename std::enable_if<detail::conjunction<
|
|
470 std::is_integral<T>, detail::negation<std::is_same<T, boolean>>>::value,
|
|
471 std::nullptr_t>::type = nullptr>
|
|
472 basic_value(T i)
|
|
473 : type_(value_t::integer),
|
|
474 region_info_(std::make_shared<region_base>(region_base{}))
|
|
475 {
|
|
476 assigner(this->integer_, static_cast<integer>(i));
|
|
477 }
|
|
478
|
|
479 template<typename T, typename std::enable_if<detail::conjunction<
|
|
480 std::is_integral<T>, detail::negation<std::is_same<T, boolean>>>::value,
|
|
481 std::nullptr_t>::type = nullptr>
|
|
482 basic_value& operator=(T i)
|
|
483 {
|
|
484 this->cleanup();
|
|
485 this->type_ = value_t::integer;
|
|
486 this->region_info_ = std::make_shared<region_base>(region_base{});
|
|
487 assigner(this->integer_, static_cast<integer>(i));
|
|
488 return *this;
|
|
489 }
|
|
490
|
|
491 template<typename T, typename std::enable_if<detail::conjunction<
|
|
492 std::is_integral<T>, detail::negation<std::is_same<T, boolean>>>::value,
|
|
493 std::nullptr_t>::type = nullptr>
|
|
494 basic_value(T i, std::vector<std::string> com)
|
|
495 : type_(value_t::integer),
|
|
496 region_info_(std::make_shared<region_base>(region_base{})),
|
|
497 comments_(std::move(com))
|
|
498 {
|
|
499 assigner(this->integer_, static_cast<integer>(i));
|
|
500 }
|
|
501
|
|
502 // floating =============================================================
|
|
503
|
|
504 template<typename T, typename std::enable_if<
|
|
505 std::is_floating_point<T>::value, std::nullptr_t>::type = nullptr>
|
|
506 basic_value(T f)
|
|
507 : type_(value_t::floating),
|
|
508 region_info_(std::make_shared<region_base>(region_base{}))
|
|
509 {
|
|
510 assigner(this->floating_, static_cast<floating>(f));
|
|
511 }
|
|
512
|
|
513
|
|
514 template<typename T, typename std::enable_if<
|
|
515 std::is_floating_point<T>::value, std::nullptr_t>::type = nullptr>
|
|
516 basic_value& operator=(T f)
|
|
517 {
|
|
518 this->cleanup();
|
|
519 this->type_ = value_t::floating;
|
|
520 this->region_info_ = std::make_shared<region_base>(region_base{});
|
|
521 assigner(this->floating_, static_cast<floating>(f));
|
|
522 return *this;
|
|
523 }
|
|
524
|
|
525 template<typename T, typename std::enable_if<
|
|
526 std::is_floating_point<T>::value, std::nullptr_t>::type = nullptr>
|
|
527 basic_value(T f, std::vector<std::string> com)
|
|
528 : type_(value_t::floating),
|
|
529 region_info_(std::make_shared<region_base>(region_base{})),
|
|
530 comments_(std::move(com))
|
|
531 {
|
|
532 assigner(this->floating_, f);
|
|
533 }
|
|
534
|
|
535 // string ===============================================================
|
|
536
|
|
537 basic_value(toml::string s)
|
|
538 : type_(value_t::string),
|
|
539 region_info_(std::make_shared<region_base>(region_base{}))
|
|
540 {
|
|
541 assigner(this->string_, std::move(s));
|
|
542 }
|
|
543 basic_value& operator=(toml::string s)
|
|
544 {
|
|
545 this->cleanup();
|
|
546 this->type_ = value_t::string ;
|
|
547 this->region_info_ = std::make_shared<region_base>(region_base{});
|
|
548 assigner(this->string_, s);
|
|
549 return *this;
|
|
550 }
|
|
551 basic_value(toml::string s, std::vector<std::string> com)
|
|
552 : type_(value_t::string),
|
|
553 region_info_(std::make_shared<region_base>(region_base{})),
|
|
554 comments_(std::move(com))
|
|
555 {
|
|
556 assigner(this->string_, std::move(s));
|
|
557 }
|
|
558
|
|
559 basic_value(std::string s)
|
|
560 : type_(value_t::string),
|
|
561 region_info_(std::make_shared<region_base>(region_base{}))
|
|
562 {
|
|
563 assigner(this->string_, toml::string(std::move(s)));
|
|
564 }
|
|
565 basic_value& operator=(std::string s)
|
|
566 {
|
|
567 this->cleanup();
|
|
568 this->type_ = value_t::string ;
|
|
569 this->region_info_ = std::make_shared<region_base>(region_base{});
|
|
570 assigner(this->string_, toml::string(std::move(s)));
|
|
571 return *this;
|
|
572 }
|
|
573 basic_value(std::string s, string_t kind)
|
|
574 : type_(value_t::string),
|
|
575 region_info_(std::make_shared<region_base>(region_base{}))
|
|
576 {
|
|
577 assigner(this->string_, toml::string(std::move(s), kind));
|
|
578 }
|
|
579 basic_value(std::string s, std::vector<std::string> com)
|
|
580 : type_(value_t::string),
|
|
581 region_info_(std::make_shared<region_base>(region_base{})),
|
|
582 comments_(std::move(com))
|
|
583 {
|
|
584 assigner(this->string_, toml::string(std::move(s)));
|
|
585 }
|
|
586 basic_value(std::string s, string_t kind, std::vector<std::string> com)
|
|
587 : type_(value_t::string),
|
|
588 region_info_(std::make_shared<region_base>(region_base{})),
|
|
589 comments_(std::move(com))
|
|
590 {
|
|
591 assigner(this->string_, toml::string(std::move(s), kind));
|
|
592 }
|
|
593
|
|
594 basic_value(const char* s)
|
|
595 : type_(value_t::string),
|
|
596 region_info_(std::make_shared<region_base>(region_base{}))
|
|
597 {
|
|
598 assigner(this->string_, toml::string(std::string(s)));
|
|
599 }
|
|
600 basic_value& operator=(const char* s)
|
|
601 {
|
|
602 this->cleanup();
|
|
603 this->type_ = value_t::string ;
|
|
604 this->region_info_ = std::make_shared<region_base>(region_base{});
|
|
605 assigner(this->string_, toml::string(std::string(s)));
|
|
606 return *this;
|
|
607 }
|
|
608 basic_value(const char* s, string_t kind)
|
|
609 : type_(value_t::string),
|
|
610 region_info_(std::make_shared<region_base>(region_base{}))
|
|
611 {
|
|
612 assigner(this->string_, toml::string(std::string(s), kind));
|
|
613 }
|
|
614 basic_value(const char* s, std::vector<std::string> com)
|
|
615 : type_(value_t::string),
|
|
616 region_info_(std::make_shared<region_base>(region_base{})),
|
|
617 comments_(std::move(com))
|
|
618 {
|
|
619 assigner(this->string_, toml::string(std::string(s)));
|
|
620 }
|
|
621 basic_value(const char* s, string_t kind, std::vector<std::string> com)
|
|
622 : type_(value_t::string),
|
|
623 region_info_(std::make_shared<region_base>(region_base{})),
|
|
624 comments_(std::move(com))
|
|
625 {
|
|
626 assigner(this->string_, toml::string(std::string(s), kind));
|
|
627 }
|
|
628
|
|
629 #if defined(TOML11_USING_STRING_VIEW) && TOML11_USING_STRING_VIEW>0
|
|
630 basic_value(std::string_view s)
|
|
631 : type_(value_t::string),
|
|
632 region_info_(std::make_shared<region_base>(region_base{}))
|
|
633 {
|
|
634 assigner(this->string_, toml::string(s));
|
|
635 }
|
|
636 basic_value& operator=(std::string_view s)
|
|
637 {
|
|
638 this->cleanup();
|
|
639 this->type_ = value_t::string ;
|
|
640 this->region_info_ = std::make_shared<region_base>(region_base{});
|
|
641 assigner(this->string_, toml::string(s));
|
|
642 return *this;
|
|
643 }
|
|
644 basic_value(std::string_view s, std::vector<std::string> com)
|
|
645 : type_(value_t::string),
|
|
646 region_info_(std::make_shared<region_base>(region_base{})),
|
|
647 comments_(std::move(com))
|
|
648 {
|
|
649 assigner(this->string_, toml::string(s));
|
|
650 }
|
|
651 basic_value(std::string_view s, string_t kind)
|
|
652 : type_(value_t::string),
|
|
653 region_info_(std::make_shared<region_base>(region_base{}))
|
|
654 {
|
|
655 assigner(this->string_, toml::string(s, kind));
|
|
656 }
|
|
657 basic_value(std::string_view s, string_t kind, std::vector<std::string> com)
|
|
658 : type_(value_t::string),
|
|
659 region_info_(std::make_shared<region_base>(region_base{})),
|
|
660 comments_(std::move(com))
|
|
661 {
|
|
662 assigner(this->string_, toml::string(s, kind));
|
|
663 }
|
|
664 #endif
|
|
665
|
|
666 // local date ===========================================================
|
|
667
|
|
668 basic_value(const local_date& ld)
|
|
669 : type_(value_t::local_date),
|
|
670 region_info_(std::make_shared<region_base>(region_base{}))
|
|
671 {
|
|
672 assigner(this->local_date_, ld);
|
|
673 }
|
|
674 basic_value& operator=(const local_date& ld)
|
|
675 {
|
|
676 this->cleanup();
|
|
677 this->type_ = value_t::local_date;
|
|
678 this->region_info_ = std::make_shared<region_base>(region_base{});
|
|
679 assigner(this->local_date_, ld);
|
|
680 return *this;
|
|
681 }
|
|
682 basic_value(const local_date& ld, std::vector<std::string> com)
|
|
683 : type_(value_t::local_date),
|
|
684 region_info_(std::make_shared<region_base>(region_base{})),
|
|
685 comments_(std::move(com))
|
|
686 {
|
|
687 assigner(this->local_date_, ld);
|
|
688 }
|
|
689
|
|
690 // local time ===========================================================
|
|
691
|
|
692 basic_value(const local_time& lt)
|
|
693 : type_(value_t::local_time),
|
|
694 region_info_(std::make_shared<region_base>(region_base{}))
|
|
695 {
|
|
696 assigner(this->local_time_, lt);
|
|
697 }
|
|
698 basic_value(const local_time& lt, std::vector<std::string> com)
|
|
699 : type_(value_t::local_time),
|
|
700 region_info_(std::make_shared<region_base>(region_base{})),
|
|
701 comments_(std::move(com))
|
|
702 {
|
|
703 assigner(this->local_time_, lt);
|
|
704 }
|
|
705 basic_value& operator=(const local_time& lt)
|
|
706 {
|
|
707 this->cleanup();
|
|
708 this->type_ = value_t::local_time;
|
|
709 this->region_info_ = std::make_shared<region_base>(region_base{});
|
|
710 assigner(this->local_time_, lt);
|
|
711 return *this;
|
|
712 }
|
|
713
|
|
714 template<typename Rep, typename Period>
|
|
715 basic_value(const std::chrono::duration<Rep, Period>& dur)
|
|
716 : type_(value_t::local_time),
|
|
717 region_info_(std::make_shared<region_base>(region_base{}))
|
|
718 {
|
|
719 assigner(this->local_time_, local_time(dur));
|
|
720 }
|
|
721 template<typename Rep, typename Period>
|
|
722 basic_value(const std::chrono::duration<Rep, Period>& dur,
|
|
723 std::vector<std::string> com)
|
|
724 : type_(value_t::local_time),
|
|
725 region_info_(std::make_shared<region_base>(region_base{})),
|
|
726 comments_(std::move(com))
|
|
727 {
|
|
728 assigner(this->local_time_, local_time(dur));
|
|
729 }
|
|
730 template<typename Rep, typename Period>
|
|
731 basic_value& operator=(const std::chrono::duration<Rep, Period>& dur)
|
|
732 {
|
|
733 this->cleanup();
|
|
734 this->type_ = value_t::local_time;
|
|
735 this->region_info_ = std::make_shared<region_base>(region_base{});
|
|
736 assigner(this->local_time_, local_time(dur));
|
|
737 return *this;
|
|
738 }
|
|
739
|
|
740 // local datetime =======================================================
|
|
741
|
|
742 basic_value(const local_datetime& ldt)
|
|
743 : type_(value_t::local_datetime),
|
|
744 region_info_(std::make_shared<region_base>(region_base{}))
|
|
745 {
|
|
746 assigner(this->local_datetime_, ldt);
|
|
747 }
|
|
748 basic_value(const local_datetime& ldt, std::vector<std::string> com)
|
|
749 : type_(value_t::local_datetime),
|
|
750 region_info_(std::make_shared<region_base>(region_base{})),
|
|
751 comments_(std::move(com))
|
|
752 {
|
|
753 assigner(this->local_datetime_, ldt);
|
|
754 }
|
|
755 basic_value& operator=(const local_datetime& ldt)
|
|
756 {
|
|
757 this->cleanup();
|
|
758 this->type_ = value_t::local_datetime;
|
|
759 this->region_info_ = std::make_shared<region_base>(region_base{});
|
|
760 assigner(this->local_datetime_, ldt);
|
|
761 return *this;
|
|
762 }
|
|
763
|
|
764 // offset datetime ======================================================
|
|
765
|
|
766 basic_value(const offset_datetime& odt)
|
|
767 : type_(value_t::offset_datetime),
|
|
768 region_info_(std::make_shared<region_base>(region_base{}))
|
|
769 {
|
|
770 assigner(this->offset_datetime_, odt);
|
|
771 }
|
|
772 basic_value(const offset_datetime& odt, std::vector<std::string> com)
|
|
773 : type_(value_t::offset_datetime),
|
|
774 region_info_(std::make_shared<region_base>(region_base{})),
|
|
775 comments_(std::move(com))
|
|
776 {
|
|
777 assigner(this->offset_datetime_, odt);
|
|
778 }
|
|
779 basic_value& operator=(const offset_datetime& odt)
|
|
780 {
|
|
781 this->cleanup();
|
|
782 this->type_ = value_t::offset_datetime;
|
|
783 this->region_info_ = std::make_shared<region_base>(region_base{});
|
|
784 assigner(this->offset_datetime_, odt);
|
|
785 return *this;
|
|
786 }
|
|
787 basic_value(const std::chrono::system_clock::time_point& tp)
|
|
788 : type_(value_t::offset_datetime),
|
|
789 region_info_(std::make_shared<region_base>(region_base{}))
|
|
790 {
|
|
791 assigner(this->offset_datetime_, offset_datetime(tp));
|
|
792 }
|
|
793 basic_value(const std::chrono::system_clock::time_point& tp,
|
|
794 std::vector<std::string> com)
|
|
795 : type_(value_t::offset_datetime),
|
|
796 region_info_(std::make_shared<region_base>(region_base{})),
|
|
797 comments_(std::move(com))
|
|
798 {
|
|
799 assigner(this->offset_datetime_, offset_datetime(tp));
|
|
800 }
|
|
801 basic_value& operator=(const std::chrono::system_clock::time_point& tp)
|
|
802 {
|
|
803 this->cleanup();
|
|
804 this->type_ = value_t::offset_datetime;
|
|
805 this->region_info_ = std::make_shared<region_base>(region_base{});
|
|
806 assigner(this->offset_datetime_, offset_datetime(tp));
|
|
807 return *this;
|
|
808 }
|
|
809
|
|
810 // array ================================================================
|
|
811
|
|
812 basic_value(const array_type& ary)
|
|
813 : type_(value_t::array),
|
|
814 region_info_(std::make_shared<region_base>(region_base{}))
|
|
815 {
|
|
816 assigner(this->array_, ary);
|
|
817 }
|
|
818 basic_value(const array_type& ary, std::vector<std::string> com)
|
|
819 : type_(value_t::array),
|
|
820 region_info_(std::make_shared<region_base>(region_base{})),
|
|
821 comments_(std::move(com))
|
|
822 {
|
|
823 assigner(this->array_, ary);
|
|
824 }
|
|
825 basic_value& operator=(const array_type& ary)
|
|
826 {
|
|
827 this->cleanup();
|
|
828 this->type_ = value_t::array ;
|
|
829 this->region_info_ = std::make_shared<region_base>(region_base{});
|
|
830 assigner(this->array_, ary);
|
|
831 return *this;
|
|
832 }
|
|
833
|
|
834 // array (initializer_list) ----------------------------------------------
|
|
835
|
|
836 template<typename T, typename std::enable_if<
|
|
837 std::is_convertible<T, value_type>::value,
|
|
838 std::nullptr_t>::type = nullptr>
|
|
839 basic_value(std::initializer_list<T> list)
|
|
840 : type_(value_t::array),
|
|
841 region_info_(std::make_shared<region_base>(region_base{}))
|
|
842 {
|
|
843 array_type ary(list.begin(), list.end());
|
|
844 assigner(this->array_, std::move(ary));
|
|
845 }
|
|
846 template<typename T, typename std::enable_if<
|
|
847 std::is_convertible<T, value_type>::value,
|
|
848 std::nullptr_t>::type = nullptr>
|
|
849 basic_value(std::initializer_list<T> list, std::vector<std::string> com)
|
|
850 : type_(value_t::array),
|
|
851 region_info_(std::make_shared<region_base>(region_base{})),
|
|
852 comments_(std::move(com))
|
|
853 {
|
|
854 array_type ary(list.begin(), list.end());
|
|
855 assigner(this->array_, std::move(ary));
|
|
856 }
|
|
857 template<typename T, typename std::enable_if<
|
|
858 std::is_convertible<T, value_type>::value,
|
|
859 std::nullptr_t>::type = nullptr>
|
|
860 basic_value& operator=(std::initializer_list<T> list)
|
|
861 {
|
|
862 this->cleanup();
|
|
863 this->type_ = value_t::array;
|
|
864 this->region_info_ = std::make_shared<region_base>(region_base{});
|
|
865
|
|
866 array_type ary(list.begin(), list.end());
|
|
867 assigner(this->array_, std::move(ary));
|
|
868 return *this;
|
|
869 }
|
|
870
|
|
871 // array (STL Containers) ------------------------------------------------
|
|
872
|
|
873 template<typename T, typename std::enable_if<detail::conjunction<
|
|
874 detail::negation<std::is_same<T, array_type>>,
|
|
875 detail::is_container<T>
|
|
876 >::value, std::nullptr_t>::type = nullptr>
|
|
877 basic_value(const T& list)
|
|
878 : type_(value_t::array),
|
|
879 region_info_(std::make_shared<region_base>(region_base{}))
|
|
880 {
|
|
881 static_assert(std::is_convertible<typename T::value_type, value_type>::value,
|
|
882 "elements of a container should be convertible to toml::value");
|
|
883
|
|
884 array_type ary(list.size());
|
|
885 std::copy(list.begin(), list.end(), ary.begin());
|
|
886 assigner(this->array_, std::move(ary));
|
|
887 }
|
|
888 template<typename T, typename std::enable_if<detail::conjunction<
|
|
889 detail::negation<std::is_same<T, array_type>>,
|
|
890 detail::is_container<T>
|
|
891 >::value, std::nullptr_t>::type = nullptr>
|
|
892 basic_value(const T& list, std::vector<std::string> com)
|
|
893 : type_(value_t::array),
|
|
894 region_info_(std::make_shared<region_base>(region_base{})),
|
|
895 comments_(std::move(com))
|
|
896 {
|
|
897 static_assert(std::is_convertible<typename T::value_type, value_type>::value,
|
|
898 "elements of a container should be convertible to toml::value");
|
|
899
|
|
900 array_type ary(list.size());
|
|
901 std::copy(list.begin(), list.end(), ary.begin());
|
|
902 assigner(this->array_, std::move(ary));
|
|
903 }
|
|
904 template<typename T, typename std::enable_if<detail::conjunction<
|
|
905 detail::negation<std::is_same<T, array_type>>,
|
|
906 detail::is_container<T>
|
|
907 >::value, std::nullptr_t>::type = nullptr>
|
|
908 basic_value& operator=(const T& list)
|
|
909 {
|
|
910 static_assert(std::is_convertible<typename T::value_type, value_type>::value,
|
|
911 "elements of a container should be convertible to toml::value");
|
|
912
|
|
913 this->cleanup();
|
|
914 this->type_ = value_t::array;
|
|
915 this->region_info_ = std::make_shared<region_base>(region_base{});
|
|
916
|
|
917 array_type ary(list.size());
|
|
918 std::copy(list.begin(), list.end(), ary.begin());
|
|
919 assigner(this->array_, std::move(ary));
|
|
920 return *this;
|
|
921 }
|
|
922
|
|
923 // table ================================================================
|
|
924
|
|
925 basic_value(const table_type& tab)
|
|
926 : type_(value_t::table),
|
|
927 region_info_(std::make_shared<region_base>(region_base{}))
|
|
928 {
|
|
929 assigner(this->table_, tab);
|
|
930 }
|
|
931 basic_value(const table_type& tab, std::vector<std::string> com)
|
|
932 : type_(value_t::table),
|
|
933 region_info_(std::make_shared<region_base>(region_base{})),
|
|
934 comments_(std::move(com))
|
|
935 {
|
|
936 assigner(this->table_, tab);
|
|
937 }
|
|
938 basic_value& operator=(const table_type& tab)
|
|
939 {
|
|
940 this->cleanup();
|
|
941 this->type_ = value_t::table;
|
|
942 this->region_info_ = std::make_shared<region_base>(region_base{});
|
|
943 assigner(this->table_, tab);
|
|
944 return *this;
|
|
945 }
|
|
946
|
|
947 // initializer-list ------------------------------------------------------
|
|
948
|
|
949 basic_value(std::initializer_list<std::pair<key, basic_value>> list)
|
|
950 : type_(value_t::table),
|
|
951 region_info_(std::make_shared<region_base>(region_base{}))
|
|
952 {
|
|
953 table_type tab;
|
|
954 for(const auto& elem : list) {tab[elem.first] = elem.second;}
|
|
955 assigner(this->table_, std::move(tab));
|
|
956 }
|
|
957
|
|
958 basic_value(std::initializer_list<std::pair<key, basic_value>> list,
|
|
959 std::vector<std::string> com)
|
|
960 : type_(value_t::table),
|
|
961 region_info_(std::make_shared<region_base>(region_base{})),
|
|
962 comments_(std::move(com))
|
|
963 {
|
|
964 table_type tab;
|
|
965 for(const auto& elem : list) {tab[elem.first] = elem.second;}
|
|
966 assigner(this->table_, std::move(tab));
|
|
967 }
|
|
968 basic_value& operator=(std::initializer_list<std::pair<key, basic_value>> list)
|
|
969 {
|
|
970 this->cleanup();
|
|
971 this->type_ = value_t::table;
|
|
972 this->region_info_ = std::make_shared<region_base>(region_base{});
|
|
973
|
|
974 table_type tab;
|
|
975 for(const auto& elem : list) {tab[elem.first] = elem.second;}
|
|
976 assigner(this->table_, std::move(tab));
|
|
977 return *this;
|
|
978 }
|
|
979
|
|
980 // other table-like -----------------------------------------------------
|
|
981
|
|
982 template<typename Map, typename std::enable_if<detail::conjunction<
|
|
983 detail::negation<std::is_same<Map, table_type>>,
|
|
984 detail::is_map<Map>
|
|
985 >::value, std::nullptr_t>::type = nullptr>
|
|
986 basic_value(const Map& mp)
|
|
987 : type_(value_t::table),
|
|
988 region_info_(std::make_shared<region_base>(region_base{}))
|
|
989 {
|
|
990 table_type tab;
|
|
991 for(const auto& elem : mp) {tab[elem.first] = elem.second;}
|
|
992 assigner(this->table_, std::move(tab));
|
|
993 }
|
|
994 template<typename Map, typename std::enable_if<detail::conjunction<
|
|
995 detail::negation<std::is_same<Map, table_type>>,
|
|
996 detail::is_map<Map>
|
|
997 >::value, std::nullptr_t>::type = nullptr>
|
|
998 basic_value(const Map& mp, std::vector<std::string> com)
|
|
999 : type_(value_t::table),
|
|
1000 region_info_(std::make_shared<region_base>(region_base{})),
|
|
1001 comments_(std::move(com))
|
|
1002 {
|
|
1003 table_type tab;
|
|
1004 for(const auto& elem : mp) {tab[elem.first] = elem.second;}
|
|
1005 assigner(this->table_, std::move(tab));
|
|
1006 }
|
|
1007 template<typename Map, typename std::enable_if<detail::conjunction<
|
|
1008 detail::negation<std::is_same<Map, table_type>>,
|
|
1009 detail::is_map<Map>
|
|
1010 >::value, std::nullptr_t>::type = nullptr>
|
|
1011 basic_value& operator=(const Map& mp)
|
|
1012 {
|
|
1013 this->cleanup();
|
|
1014 this->type_ = value_t::table;
|
|
1015 this->region_info_ = std::make_shared<region_base>(region_base{});
|
|
1016
|
|
1017 table_type tab;
|
|
1018 for(const auto& elem : mp) {tab[elem.first] = elem.second;}
|
|
1019 assigner(this->table_, std::move(tab));
|
|
1020 return *this;
|
|
1021 }
|
|
1022
|
|
1023 // user-defined =========================================================
|
|
1024
|
|
1025 // convert using into_toml() method -------------------------------------
|
|
1026
|
|
1027 template<typename T, typename std::enable_if<
|
|
1028 detail::has_into_toml_method<T>::value, std::nullptr_t>::type = nullptr>
|
|
1029 basic_value(const T& ud): basic_value(ud.into_toml()) {}
|
|
1030
|
|
1031 template<typename T, typename std::enable_if<
|
|
1032 detail::has_into_toml_method<T>::value, std::nullptr_t>::type = nullptr>
|
|
1033 basic_value(const T& ud, std::vector<std::string> com)
|
|
1034 : basic_value(ud.into_toml(), std::move(com))
|
|
1035 {}
|
|
1036 template<typename T, typename std::enable_if<
|
|
1037 detail::has_into_toml_method<T>::value, std::nullptr_t>::type = nullptr>
|
|
1038 basic_value& operator=(const T& ud)
|
|
1039 {
|
|
1040 *this = ud.into_toml();
|
|
1041 return *this;
|
|
1042 }
|
|
1043
|
|
1044 // convert using into<T> struct -----------------------------------------
|
|
1045
|
|
1046 template<typename T, std::size_t S = sizeof(::toml::into<T>)>
|
|
1047 basic_value(const T& ud): basic_value(::toml::into<T>::into_toml(ud)) {}
|
|
1048 template<typename T, std::size_t S = sizeof(::toml::into<T>)>
|
|
1049 basic_value(const T& ud, std::vector<std::string> com)
|
|
1050 : basic_value(::toml::into<T>::into_toml(ud), std::move(com))
|
|
1051 {}
|
|
1052 template<typename T, std::size_t S = sizeof(::toml::into<T>)>
|
|
1053 basic_value& operator=(const T& ud)
|
|
1054 {
|
|
1055 *this = ::toml::into<T>::into_toml(ud);
|
|
1056 return *this;
|
|
1057 }
|
|
1058
|
|
1059 // for internal use ------------------------------------------------------
|
|
1060 //
|
|
1061 // Those constructors take detail::region that contains parse result.
|
|
1062
|
|
1063 basic_value(boolean b, detail::region reg, std::vector<std::string> cm)
|
|
1064 : type_(value_t::boolean),
|
|
1065 region_info_(std::make_shared<detail::region>(std::move(reg))),
|
|
1066 comments_(std::move(cm))
|
|
1067 {
|
|
1068 assigner(this->boolean_, b);
|
|
1069 }
|
|
1070 template<typename T, typename std::enable_if<
|
|
1071 detail::conjunction<
|
|
1072 std::is_integral<T>, detail::negation<std::is_same<T, boolean>>
|
|
1073 >::value, std::nullptr_t>::type = nullptr>
|
|
1074 basic_value(T i, detail::region reg, std::vector<std::string> cm)
|
|
1075 : type_(value_t::integer),
|
|
1076 region_info_(std::make_shared<detail::region>(std::move(reg))),
|
|
1077 comments_(std::move(cm))
|
|
1078 {
|
|
1079 assigner(this->integer_, static_cast<integer>(i));
|
|
1080 }
|
|
1081 template<typename T, typename std::enable_if<
|
|
1082 std::is_floating_point<T>::value, std::nullptr_t>::type = nullptr>
|
|
1083 basic_value(T f, detail::region reg, std::vector<std::string> cm)
|
|
1084 : type_(value_t::floating),
|
|
1085 region_info_(std::make_shared<detail::region>(std::move(reg))),
|
|
1086 comments_(std::move(cm))
|
|
1087 {
|
|
1088 assigner(this->floating_, static_cast<floating>(f));
|
|
1089 }
|
|
1090 basic_value(toml::string s, detail::region reg,
|
|
1091 std::vector<std::string> cm)
|
|
1092 : type_(value_t::string),
|
|
1093 region_info_(std::make_shared<detail::region>(std::move(reg))),
|
|
1094 comments_(std::move(cm))
|
|
1095 {
|
|
1096 assigner(this->string_, std::move(s));
|
|
1097 }
|
|
1098 basic_value(const local_date& ld, detail::region reg,
|
|
1099 std::vector<std::string> cm)
|
|
1100 : type_(value_t::local_date),
|
|
1101 region_info_(std::make_shared<detail::region>(std::move(reg))),
|
|
1102 comments_(std::move(cm))
|
|
1103 {
|
|
1104 assigner(this->local_date_, ld);
|
|
1105 }
|
|
1106 basic_value(const local_time& lt, detail::region reg,
|
|
1107 std::vector<std::string> cm)
|
|
1108 : type_(value_t::local_time),
|
|
1109 region_info_(std::make_shared<detail::region>(std::move(reg))),
|
|
1110 comments_(std::move(cm))
|
|
1111 {
|
|
1112 assigner(this->local_time_, lt);
|
|
1113 }
|
|
1114 basic_value(const local_datetime& ldt, detail::region reg,
|
|
1115 std::vector<std::string> cm)
|
|
1116 : type_(value_t::local_datetime),
|
|
1117 region_info_(std::make_shared<detail::region>(std::move(reg))),
|
|
1118 comments_(std::move(cm))
|
|
1119 {
|
|
1120 assigner(this->local_datetime_, ldt);
|
|
1121 }
|
|
1122 basic_value(const offset_datetime& odt, detail::region reg,
|
|
1123 std::vector<std::string> cm)
|
|
1124 : type_(value_t::offset_datetime),
|
|
1125 region_info_(std::make_shared<detail::region>(std::move(reg))),
|
|
1126 comments_(std::move(cm))
|
|
1127 {
|
|
1128 assigner(this->offset_datetime_, odt);
|
|
1129 }
|
|
1130 basic_value(const array_type& ary, detail::region reg,
|
|
1131 std::vector<std::string> cm)
|
|
1132 : type_(value_t::array),
|
|
1133 region_info_(std::make_shared<detail::region>(std::move(reg))),
|
|
1134 comments_(std::move(cm))
|
|
1135 {
|
|
1136 assigner(this->array_, ary);
|
|
1137 }
|
|
1138 basic_value(const table_type& tab, detail::region reg,
|
|
1139 std::vector<std::string> cm)
|
|
1140 : type_(value_t::table),
|
|
1141 region_info_(std::make_shared<detail::region>(std::move(reg))),
|
|
1142 comments_(std::move(cm))
|
|
1143 {
|
|
1144 assigner(this->table_, tab);
|
|
1145 }
|
|
1146
|
|
1147 template<typename T, typename std::enable_if<
|
|
1148 detail::is_exact_toml_type<T, value_type>::value,
|
|
1149 std::nullptr_t>::type = nullptr>
|
|
1150 basic_value(std::pair<T, detail::region> parse_result, std::vector<std::string> com)
|
|
1151 : basic_value(std::move(parse_result.first),
|
|
1152 std::move(parse_result.second),
|
|
1153 std::move(com))
|
|
1154 {}
|
|
1155
|
|
1156 // type checking and casting ============================================
|
|
1157
|
|
1158 template<typename T, typename std::enable_if<
|
|
1159 detail::is_exact_toml_type<T, value_type>::value,
|
|
1160 std::nullptr_t>::type = nullptr>
|
|
1161 bool is() const noexcept
|
|
1162 {
|
|
1163 return detail::type_to_enum<T, value_type>::value == this->type_;
|
|
1164 }
|
|
1165 bool is(value_t t) const noexcept {return t == this->type_;}
|
|
1166
|
|
1167 bool is_uninitialized() const noexcept {return this->is(value_t::empty );}
|
|
1168 bool is_boolean() const noexcept {return this->is(value_t::boolean );}
|
|
1169 bool is_integer() const noexcept {return this->is(value_t::integer );}
|
|
1170 bool is_floating() const noexcept {return this->is(value_t::floating );}
|
|
1171 bool is_string() const noexcept {return this->is(value_t::string );}
|
|
1172 bool is_offset_datetime() const noexcept {return this->is(value_t::offset_datetime);}
|
|
1173 bool is_local_datetime() const noexcept {return this->is(value_t::local_datetime );}
|
|
1174 bool is_local_date() const noexcept {return this->is(value_t::local_date );}
|
|
1175 bool is_local_time() const noexcept {return this->is(value_t::local_time );}
|
|
1176 bool is_array() const noexcept {return this->is(value_t::array );}
|
|
1177 bool is_table() const noexcept {return this->is(value_t::table );}
|
|
1178
|
|
1179 value_t type() const noexcept {return type_;}
|
|
1180
|
|
1181 template<value_t T>
|
|
1182 typename detail::enum_to_type<T, value_type>::type& cast() &
|
|
1183 {
|
|
1184 if(this->type_ != T)
|
|
1185 {
|
|
1186 detail::throw_bad_cast<T>("toml::value::cast: ", this->type_, *this);
|
|
1187 }
|
|
1188 return detail::switch_cast<T>::invoke(*this);
|
|
1189 }
|
|
1190 template<value_t T>
|
|
1191 typename detail::enum_to_type<T, value_type>::type const& cast() const&
|
|
1192 {
|
|
1193 if(this->type_ != T)
|
|
1194 {
|
|
1195 detail::throw_bad_cast<T>("toml::value::cast: ", this->type_, *this);
|
|
1196 }
|
|
1197 return detail::switch_cast<T>::invoke(*this);
|
|
1198 }
|
|
1199 template<value_t T>
|
|
1200 typename detail::enum_to_type<T, value_type>::type&& cast() &&
|
|
1201 {
|
|
1202 if(this->type_ != T)
|
|
1203 {
|
|
1204 detail::throw_bad_cast<T>("toml::value::cast: ", this->type_, *this);
|
|
1205 }
|
|
1206 return detail::switch_cast<T>::invoke(std::move(*this));
|
|
1207 }
|
|
1208
|
|
1209 // ------------------------------------------------------------------------
|
|
1210 // nothrow version
|
|
1211
|
|
1212 boolean const& as_boolean (const std::nothrow_t&) const& noexcept {return this->boolean_;}
|
|
1213 integer const& as_integer (const std::nothrow_t&) const& noexcept {return this->integer_;}
|
|
1214 floating const& as_floating (const std::nothrow_t&) const& noexcept {return this->floating_;}
|
|
1215 string const& as_string (const std::nothrow_t&) const& noexcept {return this->string_;}
|
|
1216 offset_datetime const& as_offset_datetime(const std::nothrow_t&) const& noexcept {return this->offset_datetime_;}
|
|
1217 local_datetime const& as_local_datetime (const std::nothrow_t&) const& noexcept {return this->local_datetime_;}
|
|
1218 local_date const& as_local_date (const std::nothrow_t&) const& noexcept {return this->local_date_;}
|
|
1219 local_time const& as_local_time (const std::nothrow_t&) const& noexcept {return this->local_time_;}
|
|
1220 array_type const& as_array (const std::nothrow_t&) const& noexcept {return this->array_.value();}
|
|
1221 table_type const& as_table (const std::nothrow_t&) const& noexcept {return this->table_.value();}
|
|
1222
|
|
1223 boolean & as_boolean (const std::nothrow_t&) & noexcept {return this->boolean_;}
|
|
1224 integer & as_integer (const std::nothrow_t&) & noexcept {return this->integer_;}
|
|
1225 floating & as_floating (const std::nothrow_t&) & noexcept {return this->floating_;}
|
|
1226 string & as_string (const std::nothrow_t&) & noexcept {return this->string_;}
|
|
1227 offset_datetime& as_offset_datetime(const std::nothrow_t&) & noexcept {return this->offset_datetime_;}
|
|
1228 local_datetime & as_local_datetime (const std::nothrow_t&) & noexcept {return this->local_datetime_;}
|
|
1229 local_date & as_local_date (const std::nothrow_t&) & noexcept {return this->local_date_;}
|
|
1230 local_time & as_local_time (const std::nothrow_t&) & noexcept {return this->local_time_;}
|
|
1231 array_type & as_array (const std::nothrow_t&) & noexcept {return this->array_.value();}
|
|
1232 table_type & as_table (const std::nothrow_t&) & noexcept {return this->table_.value();}
|
|
1233
|
|
1234 boolean && as_boolean (const std::nothrow_t&) && noexcept {return std::move(this->boolean_);}
|
|
1235 integer && as_integer (const std::nothrow_t&) && noexcept {return std::move(this->integer_);}
|
|
1236 floating && as_floating (const std::nothrow_t&) && noexcept {return std::move(this->floating_);}
|
|
1237 string && as_string (const std::nothrow_t&) && noexcept {return std::move(this->string_);}
|
|
1238 offset_datetime&& as_offset_datetime(const std::nothrow_t&) && noexcept {return std::move(this->offset_datetime_);}
|
|
1239 local_datetime && as_local_datetime (const std::nothrow_t&) && noexcept {return std::move(this->local_datetime_);}
|
|
1240 local_date && as_local_date (const std::nothrow_t&) && noexcept {return std::move(this->local_date_);}
|
|
1241 local_time && as_local_time (const std::nothrow_t&) && noexcept {return std::move(this->local_time_);}
|
|
1242 array_type && as_array (const std::nothrow_t&) && noexcept {return std::move(this->array_.value());}
|
|
1243 table_type && as_table (const std::nothrow_t&) && noexcept {return std::move(this->table_.value());}
|
|
1244
|
|
1245 // ========================================================================
|
|
1246 // throw version
|
|
1247 // ------------------------------------------------------------------------
|
|
1248 // const reference {{{
|
|
1249
|
|
1250 boolean const& as_boolean() const&
|
|
1251 {
|
|
1252 if(this->type_ != value_t::boolean)
|
|
1253 {
|
|
1254 detail::throw_bad_cast<value_t::boolean>(
|
|
1255 "toml::value::as_boolean(): ", this->type_, *this);
|
|
1256 }
|
|
1257 return this->boolean_;
|
|
1258 }
|
|
1259 integer const& as_integer() const&
|
|
1260 {
|
|
1261 if(this->type_ != value_t::integer)
|
|
1262 {
|
|
1263 detail::throw_bad_cast<value_t::integer>(
|
|
1264 "toml::value::as_integer(): ", this->type_, *this);
|
|
1265 }
|
|
1266 return this->integer_;
|
|
1267 }
|
|
1268 floating const& as_floating() const&
|
|
1269 {
|
|
1270 if(this->type_ != value_t::floating)
|
|
1271 {
|
|
1272 detail::throw_bad_cast<value_t::floating>(
|
|
1273 "toml::value::as_floating(): ", this->type_, *this);
|
|
1274 }
|
|
1275 return this->floating_;
|
|
1276 }
|
|
1277 string const& as_string() const&
|
|
1278 {
|
|
1279 if(this->type_ != value_t::string)
|
|
1280 {
|
|
1281 detail::throw_bad_cast<value_t::string>(
|
|
1282 "toml::value::as_string(): ", this->type_, *this);
|
|
1283 }
|
|
1284 return this->string_;
|
|
1285 }
|
|
1286 offset_datetime const& as_offset_datetime() const&
|
|
1287 {
|
|
1288 if(this->type_ != value_t::offset_datetime)
|
|
1289 {
|
|
1290 detail::throw_bad_cast<value_t::offset_datetime>(
|
|
1291 "toml::value::as_offset_datetime(): ", this->type_, *this);
|
|
1292 }
|
|
1293 return this->offset_datetime_;
|
|
1294 }
|
|
1295 local_datetime const& as_local_datetime() const&
|
|
1296 {
|
|
1297 if(this->type_ != value_t::local_datetime)
|
|
1298 {
|
|
1299 detail::throw_bad_cast<value_t::local_datetime>(
|
|
1300 "toml::value::as_local_datetime(): ", this->type_, *this);
|
|
1301 }
|
|
1302 return this->local_datetime_;
|
|
1303 }
|
|
1304 local_date const& as_local_date() const&
|
|
1305 {
|
|
1306 if(this->type_ != value_t::local_date)
|
|
1307 {
|
|
1308 detail::throw_bad_cast<value_t::local_date>(
|
|
1309 "toml::value::as_local_date(): ", this->type_, *this);
|
|
1310 }
|
|
1311 return this->local_date_;
|
|
1312 }
|
|
1313 local_time const& as_local_time() const&
|
|
1314 {
|
|
1315 if(this->type_ != value_t::local_time)
|
|
1316 {
|
|
1317 detail::throw_bad_cast<value_t::local_time>(
|
|
1318 "toml::value::as_local_time(): ", this->type_, *this);
|
|
1319 }
|
|
1320 return this->local_time_;
|
|
1321 }
|
|
1322 array_type const& as_array() const&
|
|
1323 {
|
|
1324 if(this->type_ != value_t::array)
|
|
1325 {
|
|
1326 detail::throw_bad_cast<value_t::array>(
|
|
1327 "toml::value::as_array(): ", this->type_, *this);
|
|
1328 }
|
|
1329 return this->array_.value();
|
|
1330 }
|
|
1331 table_type const& as_table() const&
|
|
1332 {
|
|
1333 if(this->type_ != value_t::table)
|
|
1334 {
|
|
1335 detail::throw_bad_cast<value_t::table>(
|
|
1336 "toml::value::as_table(): ", this->type_, *this);
|
|
1337 }
|
|
1338 return this->table_.value();
|
|
1339 }
|
|
1340 // }}}
|
|
1341 // ------------------------------------------------------------------------
|
|
1342 // nonconst reference {{{
|
|
1343
|
|
1344 boolean & as_boolean() &
|
|
1345 {
|
|
1346 if(this->type_ != value_t::boolean)
|
|
1347 {
|
|
1348 detail::throw_bad_cast<value_t::boolean>(
|
|
1349 "toml::value::as_boolean(): ", this->type_, *this);
|
|
1350 }
|
|
1351 return this->boolean_;
|
|
1352 }
|
|
1353 integer & as_integer() &
|
|
1354 {
|
|
1355 if(this->type_ != value_t::integer)
|
|
1356 {
|
|
1357 detail::throw_bad_cast<value_t::integer>(
|
|
1358 "toml::value::as_integer(): ", this->type_, *this);
|
|
1359 }
|
|
1360 return this->integer_;
|
|
1361 }
|
|
1362 floating & as_floating() &
|
|
1363 {
|
|
1364 if(this->type_ != value_t::floating)
|
|
1365 {
|
|
1366 detail::throw_bad_cast<value_t::floating>(
|
|
1367 "toml::value::as_floating(): ", this->type_, *this);
|
|
1368 }
|
|
1369 return this->floating_;
|
|
1370 }
|
|
1371 string & as_string() &
|
|
1372 {
|
|
1373 if(this->type_ != value_t::string)
|
|
1374 {
|
|
1375 detail::throw_bad_cast<value_t::string>(
|
|
1376 "toml::value::as_string(): ", this->type_, *this);
|
|
1377 }
|
|
1378 return this->string_;
|
|
1379 }
|
|
1380 offset_datetime & as_offset_datetime() &
|
|
1381 {
|
|
1382 if(this->type_ != value_t::offset_datetime)
|
|
1383 {
|
|
1384 detail::throw_bad_cast<value_t::offset_datetime>(
|
|
1385 "toml::value::as_offset_datetime(): ", this->type_, *this);
|
|
1386 }
|
|
1387 return this->offset_datetime_;
|
|
1388 }
|
|
1389 local_datetime & as_local_datetime() &
|
|
1390 {
|
|
1391 if(this->type_ != value_t::local_datetime)
|
|
1392 {
|
|
1393 detail::throw_bad_cast<value_t::local_datetime>(
|
|
1394 "toml::value::as_local_datetime(): ", this->type_, *this);
|
|
1395 }
|
|
1396 return this->local_datetime_;
|
|
1397 }
|
|
1398 local_date & as_local_date() &
|
|
1399 {
|
|
1400 if(this->type_ != value_t::local_date)
|
|
1401 {
|
|
1402 detail::throw_bad_cast<value_t::local_date>(
|
|
1403 "toml::value::as_local_date(): ", this->type_, *this);
|
|
1404 }
|
|
1405 return this->local_date_;
|
|
1406 }
|
|
1407 local_time & as_local_time() &
|
|
1408 {
|
|
1409 if(this->type_ != value_t::local_time)
|
|
1410 {
|
|
1411 detail::throw_bad_cast<value_t::local_time>(
|
|
1412 "toml::value::as_local_time(): ", this->type_, *this);
|
|
1413 }
|
|
1414 return this->local_time_;
|
|
1415 }
|
|
1416 array_type & as_array() &
|
|
1417 {
|
|
1418 if(this->type_ != value_t::array)
|
|
1419 {
|
|
1420 detail::throw_bad_cast<value_t::array>(
|
|
1421 "toml::value::as_array(): ", this->type_, *this);
|
|
1422 }
|
|
1423 return this->array_.value();
|
|
1424 }
|
|
1425 table_type & as_table() &
|
|
1426 {
|
|
1427 if(this->type_ != value_t::table)
|
|
1428 {
|
|
1429 detail::throw_bad_cast<value_t::table>(
|
|
1430 "toml::value::as_table(): ", this->type_, *this);
|
|
1431 }
|
|
1432 return this->table_.value();
|
|
1433 }
|
|
1434
|
|
1435 // }}}
|
|
1436 // ------------------------------------------------------------------------
|
|
1437 // rvalue reference {{{
|
|
1438
|
|
1439 boolean && as_boolean() &&
|
|
1440 {
|
|
1441 if(this->type_ != value_t::boolean)
|
|
1442 {
|
|
1443 detail::throw_bad_cast<value_t::boolean>(
|
|
1444 "toml::value::as_boolean(): ", this->type_, *this);
|
|
1445 }
|
|
1446 return std::move(this->boolean_);
|
|
1447 }
|
|
1448 integer && as_integer() &&
|
|
1449 {
|
|
1450 if(this->type_ != value_t::integer)
|
|
1451 {
|
|
1452 detail::throw_bad_cast<value_t::integer>(
|
|
1453 "toml::value::as_integer(): ", this->type_, *this);
|
|
1454 }
|
|
1455 return std::move(this->integer_);
|
|
1456 }
|
|
1457 floating && as_floating() &&
|
|
1458 {
|
|
1459 if(this->type_ != value_t::floating)
|
|
1460 {
|
|
1461 detail::throw_bad_cast<value_t::floating>(
|
|
1462 "toml::value::as_floating(): ", this->type_, *this);
|
|
1463 }
|
|
1464 return std::move(this->floating_);
|
|
1465 }
|
|
1466 string && as_string() &&
|
|
1467 {
|
|
1468 if(this->type_ != value_t::string)
|
|
1469 {
|
|
1470 detail::throw_bad_cast<value_t::string>(
|
|
1471 "toml::value::as_string(): ", this->type_, *this);
|
|
1472 }
|
|
1473 return std::move(this->string_);
|
|
1474 }
|
|
1475 offset_datetime && as_offset_datetime() &&
|
|
1476 {
|
|
1477 if(this->type_ != value_t::offset_datetime)
|
|
1478 {
|
|
1479 detail::throw_bad_cast<value_t::offset_datetime>(
|
|
1480 "toml::value::as_offset_datetime(): ", this->type_, *this);
|
|
1481 }
|
|
1482 return std::move(this->offset_datetime_);
|
|
1483 }
|
|
1484 local_datetime && as_local_datetime() &&
|
|
1485 {
|
|
1486 if(this->type_ != value_t::local_datetime)
|
|
1487 {
|
|
1488 detail::throw_bad_cast<value_t::local_datetime>(
|
|
1489 "toml::value::as_local_datetime(): ", this->type_, *this);
|
|
1490 }
|
|
1491 return std::move(this->local_datetime_);
|
|
1492 }
|
|
1493 local_date && as_local_date() &&
|
|
1494 {
|
|
1495 if(this->type_ != value_t::local_date)
|
|
1496 {
|
|
1497 detail::throw_bad_cast<value_t::local_date>(
|
|
1498 "toml::value::as_local_date(): ", this->type_, *this);
|
|
1499 }
|
|
1500 return std::move(this->local_date_);
|
|
1501 }
|
|
1502 local_time && as_local_time() &&
|
|
1503 {
|
|
1504 if(this->type_ != value_t::local_time)
|
|
1505 {
|
|
1506 detail::throw_bad_cast<value_t::local_time>(
|
|
1507 "toml::value::as_local_time(): ", this->type_, *this);
|
|
1508 }
|
|
1509 return std::move(this->local_time_);
|
|
1510 }
|
|
1511 array_type && as_array() &&
|
|
1512 {
|
|
1513 if(this->type_ != value_t::array)
|
|
1514 {
|
|
1515 detail::throw_bad_cast<value_t::array>(
|
|
1516 "toml::value::as_array(): ", this->type_, *this);
|
|
1517 }
|
|
1518 return std::move(this->array_.value());
|
|
1519 }
|
|
1520 table_type && as_table() &&
|
|
1521 {
|
|
1522 if(this->type_ != value_t::table)
|
|
1523 {
|
|
1524 detail::throw_bad_cast<value_t::table>(
|
|
1525 "toml::value::as_table(): ", this->type_, *this);
|
|
1526 }
|
|
1527 return std::move(this->table_.value());
|
|
1528 }
|
|
1529 // }}}
|
|
1530
|
|
1531 // accessors =============================================================
|
|
1532 //
|
|
1533 // may throw type_error or out_of_range
|
|
1534 //
|
|
1535 value_type& at(const key& k)
|
|
1536 {
|
|
1537 if(!this->is_table())
|
|
1538 {
|
|
1539 detail::throw_bad_cast<value_t::table>(
|
|
1540 "toml::value::at(key): ", this->type_, *this);
|
|
1541 }
|
|
1542 if(this->as_table(std::nothrow).count(k) == 0)
|
|
1543 {
|
|
1544 detail::throw_key_not_found_error(*this, k);
|
|
1545 }
|
|
1546 return this->as_table(std::nothrow).at(k);
|
|
1547 }
|
|
1548 value_type const& at(const key& k) const
|
|
1549 {
|
|
1550 if(!this->is_table())
|
|
1551 {
|
|
1552 detail::throw_bad_cast<value_t::table>(
|
|
1553 "toml::value::at(key): ", this->type_, *this);
|
|
1554 }
|
|
1555 if(this->as_table(std::nothrow).count(k) == 0)
|
|
1556 {
|
|
1557 detail::throw_key_not_found_error(*this, k);
|
|
1558 }
|
|
1559 return this->as_table(std::nothrow).at(k);
|
|
1560 }
|
|
1561 value_type& operator[](const key& k)
|
|
1562 {
|
|
1563 if(this->is_uninitialized())
|
|
1564 {
|
|
1565 *this = table_type{};
|
|
1566 }
|
|
1567 else if(!this->is_table()) // initialized, but not a table
|
|
1568 {
|
|
1569 detail::throw_bad_cast<value_t::table>(
|
|
1570 "toml::value::operator[](key): ", this->type_, *this);
|
|
1571 }
|
|
1572 return this->as_table(std::nothrow)[k];
|
|
1573 }
|
|
1574
|
|
1575 value_type& at(const std::size_t idx)
|
|
1576 {
|
|
1577 if(!this->is_array())
|
|
1578 {
|
|
1579 detail::throw_bad_cast<value_t::array>(
|
|
1580 "toml::value::at(idx): ", this->type_, *this);
|
|
1581 }
|
|
1582 if(this->as_array(std::nothrow).size() <= idx)
|
|
1583 {
|
|
1584 throw std::out_of_range(detail::format_underline(
|
|
1585 "toml::value::at(idx): no element corresponding to the index", {
|
|
1586 {this->location(), concat_to_string("the length is ",
|
|
1587 this->as_array(std::nothrow).size(),
|
|
1588 ", and the specified index is ", idx)}
|
|
1589 }));
|
|
1590 }
|
|
1591 return this->as_array().at(idx);
|
|
1592 }
|
|
1593 value_type const& at(const std::size_t idx) const
|
|
1594 {
|
|
1595 if(!this->is_array())
|
|
1596 {
|
|
1597 detail::throw_bad_cast<value_t::array>(
|
|
1598 "toml::value::at(idx): ", this->type_, *this);
|
|
1599 }
|
|
1600 if(this->as_array(std::nothrow).size() <= idx)
|
|
1601 {
|
|
1602 throw std::out_of_range(detail::format_underline(
|
|
1603 "toml::value::at(idx): no element corresponding to the index", {
|
|
1604 {this->location(), concat_to_string("the length is ",
|
|
1605 this->as_array(std::nothrow).size(),
|
|
1606 ", and the specified index is ", idx)}
|
|
1607 }));
|
|
1608 }
|
|
1609 return this->as_array(std::nothrow).at(idx);
|
|
1610 }
|
|
1611
|
|
1612 value_type& operator[](const std::size_t idx) noexcept
|
|
1613 {
|
|
1614 // no check...
|
|
1615 return this->as_array(std::nothrow)[idx];
|
|
1616 }
|
|
1617 value_type const& operator[](const std::size_t idx) const noexcept
|
|
1618 {
|
|
1619 // no check...
|
|
1620 return this->as_array(std::nothrow)[idx];
|
|
1621 }
|
|
1622
|
|
1623 void push_back(const value_type& x)
|
|
1624 {
|
|
1625 if(!this->is_array())
|
|
1626 {
|
|
1627 detail::throw_bad_cast<value_t::array>(
|
|
1628 "toml::value::push_back(value): ", this->type_, *this);
|
|
1629 }
|
|
1630 this->as_array(std::nothrow).push_back(x);
|
|
1631 return;
|
|
1632 }
|
|
1633 void push_back(value_type&& x)
|
|
1634 {
|
|
1635 if(!this->is_array())
|
|
1636 {
|
|
1637 detail::throw_bad_cast<value_t::array>(
|
|
1638 "toml::value::push_back(value): ", this->type_, *this);
|
|
1639 }
|
|
1640 this->as_array(std::nothrow).push_back(std::move(x));
|
|
1641 return;
|
|
1642 }
|
|
1643
|
|
1644 template<typename ... Ts>
|
|
1645 value_type& emplace_back(Ts&& ... args)
|
|
1646 {
|
|
1647 if(!this->is_array())
|
|
1648 {
|
|
1649 detail::throw_bad_cast<value_t::array>(
|
|
1650 "toml::value::emplace_back(...): ", this->type_, *this);
|
|
1651 }
|
|
1652 this->as_array(std::nothrow).emplace_back(std::forward<Ts>(args) ...);
|
|
1653 return this->as_array(std::nothrow).back();
|
|
1654 }
|
|
1655
|
|
1656 std::size_t size() const
|
|
1657 {
|
|
1658 switch(this->type_)
|
|
1659 {
|
|
1660 case value_t::array:
|
|
1661 {
|
|
1662 return this->as_array(std::nothrow).size();
|
|
1663 }
|
|
1664 case value_t::table:
|
|
1665 {
|
|
1666 return this->as_table(std::nothrow).size();
|
|
1667 }
|
|
1668 case value_t::string:
|
|
1669 {
|
|
1670 return this->as_string(std::nothrow).str.size();
|
|
1671 }
|
|
1672 default:
|
|
1673 {
|
|
1674 throw type_error(detail::format_underline(
|
|
1675 "toml::value::size(): bad_cast to container types", {
|
|
1676 {this->location(),
|
|
1677 concat_to_string("the actual type is ", this->type_)}
|
|
1678 }), this->location());
|
|
1679 }
|
|
1680 }
|
|
1681 }
|
|
1682
|
|
1683 std::size_t count(const key_type& k) const
|
|
1684 {
|
|
1685 if(!this->is_table())
|
|
1686 {
|
|
1687 detail::throw_bad_cast<value_t::table>(
|
|
1688 "toml::value::count(key): ", this->type_, *this);
|
|
1689 }
|
|
1690 return this->as_table(std::nothrow).count(k);
|
|
1691 }
|
|
1692
|
|
1693 bool contains(const key_type& k) const
|
|
1694 {
|
|
1695 if(!this->is_table())
|
|
1696 {
|
|
1697 detail::throw_bad_cast<value_t::table>(
|
|
1698 "toml::value::contains(key): ", this->type_, *this);
|
|
1699 }
|
|
1700 return (this->as_table(std::nothrow).count(k) != 0);
|
|
1701 }
|
|
1702
|
|
1703 source_location location() const
|
|
1704 {
|
|
1705 return source_location(this->region_info_.get());
|
|
1706 }
|
|
1707
|
|
1708 comment_type const& comments() const noexcept {return this->comments_;}
|
|
1709 comment_type& comments() noexcept {return this->comments_;}
|
|
1710
|
|
1711 private:
|
|
1712
|
|
1713 void cleanup() noexcept
|
|
1714 {
|
|
1715 switch(this->type_)
|
|
1716 {
|
|
1717 case value_t::string : {string_.~string(); return;}
|
|
1718 case value_t::array : {array_.~array_storage(); return;}
|
|
1719 case value_t::table : {table_.~table_storage(); return;}
|
|
1720 default : return;
|
|
1721 }
|
|
1722 }
|
|
1723
|
|
1724 // for error messages
|
|
1725 template<typename Value>
|
|
1726 friend region_base const* detail::get_region(const Value& v);
|
|
1727
|
|
1728 template<typename Value>
|
|
1729 friend void detail::change_region(Value& v, detail::region reg);
|
|
1730
|
|
1731 private:
|
|
1732
|
|
1733 using array_storage = detail::storage<array_type>;
|
|
1734 using table_storage = detail::storage<table_type>;
|
|
1735
|
|
1736 value_t type_;
|
|
1737 union
|
|
1738 {
|
|
1739 boolean boolean_;
|
|
1740 integer integer_;
|
|
1741 floating floating_;
|
|
1742 string string_;
|
|
1743 offset_datetime offset_datetime_;
|
|
1744 local_datetime local_datetime_;
|
|
1745 local_date local_date_;
|
|
1746 local_time local_time_;
|
|
1747 array_storage array_;
|
|
1748 table_storage table_;
|
|
1749 };
|
|
1750 std::shared_ptr<region_base> region_info_;
|
|
1751 comment_type comments_;
|
|
1752 };
|
|
1753
|
|
1754 // default toml::value and default array/table.
|
|
1755 // TOML11_DEFAULT_COMMENT_STRATEGY is defined in comments.hpp
|
|
1756 using value = basic_value<TOML11_DEFAULT_COMMENT_STRATEGY, std::unordered_map, std::vector>;
|
|
1757 using array = typename value::array_type;
|
|
1758 using table = typename value::table_type;
|
|
1759
|
|
1760 template<typename C, template<typename ...> class T, template<typename ...> class A>
|
|
1761 inline bool
|
|
1762 operator==(const basic_value<C, T, A>& lhs, const basic_value<C, T, A>& rhs)
|
|
1763 {
|
|
1764 if(lhs.type() != rhs.type()) {return false;}
|
|
1765 if(lhs.comments() != rhs.comments()) {return false;}
|
|
1766
|
|
1767 switch(lhs.type())
|
|
1768 {
|
|
1769 case value_t::boolean :
|
|
1770 {
|
|
1771 return lhs.as_boolean() == rhs.as_boolean();
|
|
1772 }
|
|
1773 case value_t::integer :
|
|
1774 {
|
|
1775 return lhs.as_integer() == rhs.as_integer();
|
|
1776 }
|
|
1777 case value_t::floating :
|
|
1778 {
|
|
1779 return lhs.as_floating() == rhs.as_floating();
|
|
1780 }
|
|
1781 case value_t::string :
|
|
1782 {
|
|
1783 return lhs.as_string() == rhs.as_string();
|
|
1784 }
|
|
1785 case value_t::offset_datetime:
|
|
1786 {
|
|
1787 return lhs.as_offset_datetime() == rhs.as_offset_datetime();
|
|
1788 }
|
|
1789 case value_t::local_datetime:
|
|
1790 {
|
|
1791 return lhs.as_local_datetime() == rhs.as_local_datetime();
|
|
1792 }
|
|
1793 case value_t::local_date:
|
|
1794 {
|
|
1795 return lhs.as_local_date() == rhs.as_local_date();
|
|
1796 }
|
|
1797 case value_t::local_time:
|
|
1798 {
|
|
1799 return lhs.as_local_time() == rhs.as_local_time();
|
|
1800 }
|
|
1801 case value_t::array :
|
|
1802 {
|
|
1803 return lhs.as_array() == rhs.as_array();
|
|
1804 }
|
|
1805 case value_t::table :
|
|
1806 {
|
|
1807 return lhs.as_table() == rhs.as_table();
|
|
1808 }
|
|
1809 case value_t::empty : {return true; }
|
|
1810 default: {return false;}
|
|
1811 }
|
|
1812 }
|
|
1813
|
|
1814 template<typename C, template<typename ...> class T, template<typename ...> class A>
|
|
1815 inline bool operator!=(const basic_value<C, T, A>& lhs, const basic_value<C, T, A>& rhs)
|
|
1816 {
|
|
1817 return !(lhs == rhs);
|
|
1818 }
|
|
1819
|
|
1820 template<typename C, template<typename ...> class T, template<typename ...> class A>
|
|
1821 typename std::enable_if<detail::conjunction<
|
|
1822 detail::is_comparable<typename basic_value<C, T, A>::array_type>,
|
|
1823 detail::is_comparable<typename basic_value<C, T, A>::table_type>
|
|
1824 >::value, bool>::type
|
|
1825 operator<(const basic_value<C, T, A>& lhs, const basic_value<C, T, A>& rhs)
|
|
1826 {
|
|
1827 if(lhs.type() != rhs.type()){return (lhs.type() < rhs.type());}
|
|
1828 switch(lhs.type())
|
|
1829 {
|
|
1830 case value_t::boolean :
|
|
1831 {
|
|
1832 return lhs.as_boolean() < rhs.as_boolean() ||
|
|
1833 (lhs.as_boolean() == rhs.as_boolean() &&
|
|
1834 lhs.comments() < rhs.comments());
|
|
1835 }
|
|
1836 case value_t::integer :
|
|
1837 {
|
|
1838 return lhs.as_integer() < rhs.as_integer() ||
|
|
1839 (lhs.as_integer() == rhs.as_integer() &&
|
|
1840 lhs.comments() < rhs.comments());
|
|
1841 }
|
|
1842 case value_t::floating :
|
|
1843 {
|
|
1844 return lhs.as_floating() < rhs.as_floating() ||
|
|
1845 (lhs.as_floating() == rhs.as_floating() &&
|
|
1846 lhs.comments() < rhs.comments());
|
|
1847 }
|
|
1848 case value_t::string :
|
|
1849 {
|
|
1850 return lhs.as_string() < rhs.as_string() ||
|
|
1851 (lhs.as_string() == rhs.as_string() &&
|
|
1852 lhs.comments() < rhs.comments());
|
|
1853 }
|
|
1854 case value_t::offset_datetime:
|
|
1855 {
|
|
1856 return lhs.as_offset_datetime() < rhs.as_offset_datetime() ||
|
|
1857 (lhs.as_offset_datetime() == rhs.as_offset_datetime() &&
|
|
1858 lhs.comments() < rhs.comments());
|
|
1859 }
|
|
1860 case value_t::local_datetime:
|
|
1861 {
|
|
1862 return lhs.as_local_datetime() < rhs.as_local_datetime() ||
|
|
1863 (lhs.as_local_datetime() == rhs.as_local_datetime() &&
|
|
1864 lhs.comments() < rhs.comments());
|
|
1865 }
|
|
1866 case value_t::local_date:
|
|
1867 {
|
|
1868 return lhs.as_local_date() < rhs.as_local_date() ||
|
|
1869 (lhs.as_local_date() == rhs.as_local_date() &&
|
|
1870 lhs.comments() < rhs.comments());
|
|
1871 }
|
|
1872 case value_t::local_time:
|
|
1873 {
|
|
1874 return lhs.as_local_time() < rhs.as_local_time() ||
|
|
1875 (lhs.as_local_time() == rhs.as_local_time() &&
|
|
1876 lhs.comments() < rhs.comments());
|
|
1877 }
|
|
1878 case value_t::array :
|
|
1879 {
|
|
1880 return lhs.as_array() < rhs.as_array() ||
|
|
1881 (lhs.as_array() == rhs.as_array() &&
|
|
1882 lhs.comments() < rhs.comments());
|
|
1883 }
|
|
1884 case value_t::table :
|
|
1885 {
|
|
1886 return lhs.as_table() < rhs.as_table() ||
|
|
1887 (lhs.as_table() == rhs.as_table() &&
|
|
1888 lhs.comments() < rhs.comments());
|
|
1889 }
|
|
1890 case value_t::empty :
|
|
1891 {
|
|
1892 return lhs.comments() < rhs.comments();
|
|
1893 }
|
|
1894 default:
|
|
1895 {
|
|
1896 return lhs.comments() < rhs.comments();
|
|
1897 }
|
|
1898 }
|
|
1899 }
|
|
1900
|
|
1901 template<typename C, template<typename ...> class T, template<typename ...> class A>
|
|
1902 typename std::enable_if<detail::conjunction<
|
|
1903 detail::is_comparable<typename basic_value<C, T, A>::array_type>,
|
|
1904 detail::is_comparable<typename basic_value<C, T, A>::table_type>
|
|
1905 >::value, bool>::type
|
|
1906 operator<=(const basic_value<C, T, A>& lhs, const basic_value<C, T, A>& rhs)
|
|
1907 {
|
|
1908 return (lhs < rhs) || (lhs == rhs);
|
|
1909 }
|
|
1910 template<typename C, template<typename ...> class T, template<typename ...> class A>
|
|
1911 typename std::enable_if<detail::conjunction<
|
|
1912 detail::is_comparable<typename basic_value<C, T, A>::array_type>,
|
|
1913 detail::is_comparable<typename basic_value<C, T, A>::table_type>
|
|
1914 >::value, bool>::type
|
|
1915 operator>(const basic_value<C, T, A>& lhs, const basic_value<C, T, A>& rhs)
|
|
1916 {
|
|
1917 return !(lhs <= rhs);
|
|
1918 }
|
|
1919 template<typename C, template<typename ...> class T, template<typename ...> class A>
|
|
1920 typename std::enable_if<detail::conjunction<
|
|
1921 detail::is_comparable<typename basic_value<C, T, A>::array_type>,
|
|
1922 detail::is_comparable<typename basic_value<C, T, A>::table_type>
|
|
1923 >::value, bool>::type
|
|
1924 operator>=(const basic_value<C, T, A>& lhs, const basic_value<C, T, A>& rhs)
|
|
1925 {
|
|
1926 return !(lhs < rhs);
|
|
1927 }
|
|
1928
|
|
1929 template<typename C, template<typename ...> class T, template<typename ...> class A>
|
|
1930 inline std::string format_error(const std::string& err_msg,
|
|
1931 const basic_value<C, T, A>& v, const std::string& comment,
|
|
1932 std::vector<std::string> hints = {},
|
|
1933 const bool colorize = TOML11_ERROR_MESSAGE_COLORIZED)
|
|
1934 {
|
|
1935 return detail::format_underline(err_msg, {{v.location(), comment}},
|
|
1936 std::move(hints), colorize);
|
|
1937 }
|
|
1938
|
|
1939 template<typename C, template<typename ...> class T, template<typename ...> class A>
|
|
1940 inline std::string format_error(const std::string& err_msg,
|
|
1941 const toml::basic_value<C, T, A>& v1, const std::string& comment1,
|
|
1942 const toml::basic_value<C, T, A>& v2, const std::string& comment2,
|
|
1943 std::vector<std::string> hints = {},
|
|
1944 const bool colorize = TOML11_ERROR_MESSAGE_COLORIZED)
|
|
1945 {
|
|
1946 return detail::format_underline(err_msg, {
|
|
1947 {v1.location(), comment1}, {v2.location(), comment2}
|
|
1948 }, std::move(hints), colorize);
|
|
1949 }
|
|
1950
|
|
1951 template<typename C, template<typename ...> class T, template<typename ...> class A>
|
|
1952 inline std::string format_error(const std::string& err_msg,
|
|
1953 const toml::basic_value<C, T, A>& v1, const std::string& comment1,
|
|
1954 const toml::basic_value<C, T, A>& v2, const std::string& comment2,
|
|
1955 const toml::basic_value<C, T, A>& v3, const std::string& comment3,
|
|
1956 std::vector<std::string> hints = {},
|
|
1957 const bool colorize = TOML11_ERROR_MESSAGE_COLORIZED)
|
|
1958 {
|
|
1959 return detail::format_underline(err_msg, {{v1.location(), comment1},
|
|
1960 {v2.location(), comment2}, {v3.location(), comment3}
|
|
1961 }, std::move(hints), colorize);
|
|
1962 }
|
|
1963
|
|
1964 template<typename Visitor, typename C,
|
|
1965 template<typename ...> class T, template<typename ...> class A>
|
|
1966 detail::return_type_of_t<Visitor, const toml::boolean&>
|
|
1967 visit(Visitor&& visitor, const toml::basic_value<C, T, A>& v)
|
|
1968 {
|
|
1969 switch(v.type())
|
|
1970 {
|
|
1971 case value_t::boolean : {return visitor(v.as_boolean ());}
|
|
1972 case value_t::integer : {return visitor(v.as_integer ());}
|
|
1973 case value_t::floating : {return visitor(v.as_floating ());}
|
|
1974 case value_t::string : {return visitor(v.as_string ());}
|
|
1975 case value_t::offset_datetime: {return visitor(v.as_offset_datetime());}
|
|
1976 case value_t::local_datetime : {return visitor(v.as_local_datetime ());}
|
|
1977 case value_t::local_date : {return visitor(v.as_local_date ());}
|
|
1978 case value_t::local_time : {return visitor(v.as_local_time ());}
|
|
1979 case value_t::array : {return visitor(v.as_array ());}
|
|
1980 case value_t::table : {return visitor(v.as_table ());}
|
|
1981 case value_t::empty : break;
|
|
1982 default: break;
|
|
1983 }
|
|
1984 throw std::runtime_error(format_error("[error] toml::visit: toml::basic_value "
|
|
1985 "does not have any valid basic_value.", v, "here"));
|
|
1986 }
|
|
1987
|
|
1988 template<typename Visitor, typename C,
|
|
1989 template<typename ...> class T, template<typename ...> class A>
|
|
1990 detail::return_type_of_t<Visitor, toml::boolean&>
|
|
1991 visit(Visitor&& visitor, toml::basic_value<C, T, A>& v)
|
|
1992 {
|
|
1993 switch(v.type())
|
|
1994 {
|
|
1995 case value_t::boolean : {return visitor(v.as_boolean ());}
|
|
1996 case value_t::integer : {return visitor(v.as_integer ());}
|
|
1997 case value_t::floating : {return visitor(v.as_floating ());}
|
|
1998 case value_t::string : {return visitor(v.as_string ());}
|
|
1999 case value_t::offset_datetime: {return visitor(v.as_offset_datetime());}
|
|
2000 case value_t::local_datetime : {return visitor(v.as_local_datetime ());}
|
|
2001 case value_t::local_date : {return visitor(v.as_local_date ());}
|
|
2002 case value_t::local_time : {return visitor(v.as_local_time ());}
|
|
2003 case value_t::array : {return visitor(v.as_array ());}
|
|
2004 case value_t::table : {return visitor(v.as_table ());}
|
|
2005 case value_t::empty : break;
|
|
2006 default: break;
|
|
2007 }
|
|
2008 throw std::runtime_error(format_error("[error] toml::visit: toml::basic_value "
|
|
2009 "does not have any valid basic_value.", v, "here"));
|
|
2010 }
|
|
2011
|
|
2012 template<typename Visitor, typename C,
|
|
2013 template<typename ...> class T, template<typename ...> class A>
|
|
2014 detail::return_type_of_t<Visitor, toml::boolean&&>
|
|
2015 visit(Visitor&& visitor, toml::basic_value<C, T, A>&& v)
|
|
2016 {
|
|
2017 switch(v.type())
|
|
2018 {
|
|
2019 case value_t::boolean : {return visitor(std::move(v.as_boolean ()));}
|
|
2020 case value_t::integer : {return visitor(std::move(v.as_integer ()));}
|
|
2021 case value_t::floating : {return visitor(std::move(v.as_floating ()));}
|
|
2022 case value_t::string : {return visitor(std::move(v.as_string ()));}
|
|
2023 case value_t::offset_datetime: {return visitor(std::move(v.as_offset_datetime()));}
|
|
2024 case value_t::local_datetime : {return visitor(std::move(v.as_local_datetime ()));}
|
|
2025 case value_t::local_date : {return visitor(std::move(v.as_local_date ()));}
|
|
2026 case value_t::local_time : {return visitor(std::move(v.as_local_time ()));}
|
|
2027 case value_t::array : {return visitor(std::move(v.as_array ()));}
|
|
2028 case value_t::table : {return visitor(std::move(v.as_table ()));}
|
|
2029 case value_t::empty : break;
|
|
2030 default: break;
|
|
2031 }
|
|
2032 throw std::runtime_error(format_error("[error] toml::visit: toml::basic_value "
|
|
2033 "does not have any valid basic_value.", v, "here"));
|
|
2034 }
|
|
2035
|
|
2036 }// toml
|
|
2037 #endif// TOML11_VALUE
|