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<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li><li class="navelem"><a class="el" href="dir_66e9674e8206a335795995fa32a03c91.html">entt</a></li><li class="navelem"><a class="el" href="dir_c5715f7ee899854a669b87bbaa642de0.html">meta</a></li> </ul>
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<div class="headertitle"><div class="title">node.hpp</div></div>
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="preprocessor">#ifndef ENTT_META_NODE_HPP</span></div>
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<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="preprocessor">#define ENTT_META_NODE_HPP</span></div>
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<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span> </div>
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<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="preprocessor">#include <cstddef></span></div>
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<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="preprocessor">#include <memory></span></div>
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<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="preprocessor">#include <type_traits></span></div>
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<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="preprocessor">#include <utility></span></div>
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<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="preprocessor">#include <vector></span></div>
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<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="preprocessor">#include "../config/config.h"</span></div>
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<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="preprocessor">#include "../core/attribute.h"</span></div>
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<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="preprocessor">#include "../core/bit.hpp"</span></div>
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<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="preprocessor">#include "../core/enum.hpp"</span></div>
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<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="preprocessor">#include "../core/fwd.hpp"</span></div>
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<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#include "../core/type_info.hpp"</span></div>
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<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="preprocessor">#include "../core/type_traits.hpp"</span></div>
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<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="preprocessor">#include "../core/utility.hpp"</span></div>
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<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="preprocessor">#include "context.hpp"</span></div>
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<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="preprocessor">#include "type_traits.hpp"</span></div>
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<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> </div>
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<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceentt.html">entt</a> {</div>
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<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> </div>
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<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="keyword">class </span><a class="code hl_class" href="classentt_1_1meta__any.html">meta_any</a>;</div>
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<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="keyword">class </span><a class="code hl_class" href="classentt_1_1meta__type.html">meta_type</a>;</div>
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<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="keyword">struct </span><a class="code hl_struct" href="structentt_1_1meta__handle.html">meta_handle</a>;</div>
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<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span></div>
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<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="keyword">namespace </span>internal {</div>
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<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> </div>
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<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span><span class="keyword">enum class</span> meta_traits : std::uint32_t {</div>
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<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> is_none = 0x0000,</div>
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<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> is_const = 0x0001,</div>
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<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> is_static = 0x0002,</div>
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<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> is_arithmetic = 0x0004,</div>
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<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> is_integral = 0x0008,</div>
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<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> is_signed = 0x0010,</div>
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<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> is_array = 0x0020,</div>
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<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> is_enum = 0x0040,</div>
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<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> is_class = 0x0080,</div>
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<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> is_pointer = 0x0100,</div>
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<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> is_pointer_like = 0x0200,</div>
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<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> is_sequence_container = 0x0400,</div>
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<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> is_associative_container = 0x0800,</div>
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<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> _user_defined_traits = 0xFFFF,</div>
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<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> _entt_enum_as_bitmask = 0xFFFF</div>
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<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span>};</div>
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<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> </div>
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<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span><span class="keyword">template</span><<span class="keyword">typename</span> Type></div>
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<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span>[[nodiscard]] <span class="keyword">auto</span> meta_to_user_traits(<span class="keyword">const</span> meta_traits traits) <span class="keyword">noexcept</span> {</div>
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<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> <span class="keyword">static_assert</span>(std::is_enum_v<Type>, <span class="stringliteral">"Invalid enum type"</span>);</div>
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<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> <span class="keyword">constexpr</span> <span class="keyword">auto</span> shift = <a class="code hl_function" href="namespaceentt.html#afab136c473d8c862b183cec9d4a13915">popcount</a>(<span class="keyword">static_cast<</span>std::underlying_type_t<meta_traits><span class="keyword">></span>(meta_traits::_user_defined_traits));</div>
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<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> <span class="keywordflow">return</span> Type{<span class="keyword">static_cast<</span>std::underlying_type_t<Type><span class="keyword">></span>(<span class="keyword">static_cast<</span>std::underlying_type_t<meta_traits><span class="keyword">></span>(traits) >> shift)};</div>
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<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span>}</div>
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<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> </div>
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<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span><span class="keyword">template</span><<span class="keyword">typename</span> Type></div>
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<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span>[[nodiscard]] <span class="keyword">auto</span> user_to_meta_traits(<span class="keyword">const</span> Type value) <span class="keyword">noexcept</span> {</div>
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<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> <span class="keyword">static_assert</span>(std::is_enum_v<Type>, <span class="stringliteral">"Invalid enum type"</span>);</div>
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<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> <span class="keyword">constexpr</span> <span class="keyword">auto</span> shift = <a class="code hl_function" href="namespaceentt.html#afab136c473d8c862b183cec9d4a13915">popcount</a>(<span class="keyword">static_cast<</span>std::underlying_type_t<meta_traits><span class="keyword">></span>(meta_traits::_user_defined_traits));</div>
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<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> <span class="keyword">const</span> <span class="keyword">auto</span> traits = <span class="keyword">static_cast<</span>std::underlying_type_t<internal::meta_traits><span class="keyword">></span>(<span class="keyword">static_cast<</span>std::underlying_type_t<Type><span class="keyword">></span>(value));</div>
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<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> ENTT_ASSERT(traits < ((~<span class="keyword">static_cast<</span>std::underlying_type_t<meta_traits><span class="keyword">></span>(meta_traits::_user_defined_traits)) >> shift), <span class="stringliteral">"Invalid traits"</span>);</div>
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<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> <span class="keywordflow">return</span> meta_traits{traits << shift};</div>
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<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span>}</div>
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<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> </div>
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<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span><span class="keyword">struct </span>meta_type_node;</div>
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<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> </div>
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<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span><span class="keyword">struct </span>meta_custom_node {</div>
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<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <a class="code hl_typedef" href="namespaceentt.html#a620d583c0e6d64acf3d394524bb72303">id_type</a> type{};</div>
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<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> std::shared_ptr<void> value;</div>
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<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span>};</div>
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<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> </div>
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<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span><span class="keyword">struct </span>meta_base_node {</div>
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<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> <a class="code hl_typedef" href="namespaceentt.html#a620d583c0e6d64acf3d394524bb72303">id_type</a> type{};</div>
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<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> meta_type_node (*resolve)(<span class="keyword">const</span> meta_context &) <span class="keyword">noexcept</span> {};</div>
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<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> <span class="keyword">const</span> <span class="keywordtype">void</span> *(*cast)(<span class="keyword">const</span> <span class="keywordtype">void</span> *) <span class="keyword">noexcept</span> {};</div>
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<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span>};</div>
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<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> </div>
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<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span><span class="keyword">struct </span>meta_conv_node {</div>
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<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <a class="code hl_typedef" href="namespaceentt.html#a620d583c0e6d64acf3d394524bb72303">id_type</a> type{};</div>
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<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> meta_any (*conv)(<span class="keyword">const</span> meta_ctx &, <span class="keyword">const</span> <span class="keywordtype">void</span> *){};</div>
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<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span>};</div>
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<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> </div>
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<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span><span class="keyword">struct </span>meta_ctor_node {</div>
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<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> <span class="keyword">using </span>size_type = std::size_t;</div>
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<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> </div>
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<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> <a class="code hl_typedef" href="namespaceentt.html#a620d583c0e6d64acf3d394524bb72303">id_type</a> <span class="keywordtype">id</span>{};</div>
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<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> size_type arity{0u};</div>
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<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> meta_type (*arg)(<span class="keyword">const</span> meta_ctx &, <span class="keyword">const</span> size_type) <span class="keyword">noexcept</span> {};</div>
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<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> meta_any (*invoke)(<span class="keyword">const</span> meta_ctx &, meta_any *<span class="keyword">const</span>){};</div>
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<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span>};</div>
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<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> </div>
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<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span><span class="keyword">struct </span>meta_dtor_node {</div>
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<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> void (*dtor)(<span class="keywordtype">void</span> *){};</div>
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<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span>};</div>
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<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> </div>
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<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span><span class="keyword">struct </span>meta_data_node {</div>
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<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> <span class="keyword">using </span>size_type = std::size_t;</div>
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<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> </div>
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<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> <a class="code hl_typedef" href="namespaceentt.html#a620d583c0e6d64acf3d394524bb72303">id_type</a> <span class="keywordtype">id</span>{};</div>
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<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> meta_traits traits{meta_traits::is_none};</div>
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<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> size_type arity{0u};</div>
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<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> meta_type_node (*type)(<span class="keyword">const</span> meta_context &) <span class="keyword">noexcept</span> {};</div>
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<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> meta_type (*arg)(<span class="keyword">const</span> meta_ctx &, <span class="keyword">const</span> size_type) <span class="keyword">noexcept</span> {};</div>
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<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> bool (*set)(meta_handle, meta_any){};</div>
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<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> meta_any (*get)(meta_handle){};</div>
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<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> meta_custom_node custom{};</div>
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<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span>};</div>
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<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> </div>
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<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span><span class="keyword">struct </span>meta_func_node {</div>
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<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> <span class="keyword">using </span>size_type = std::size_t;</div>
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<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> </div>
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<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> <a class="code hl_typedef" href="namespaceentt.html#a620d583c0e6d64acf3d394524bb72303">id_type</a> <span class="keywordtype">id</span>{};</div>
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<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> meta_traits traits{meta_traits::is_none};</div>
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<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> size_type arity{0u};</div>
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<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> meta_type_node (*ret)(<span class="keyword">const</span> meta_context &) <span class="keyword">noexcept</span> {};</div>
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<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> meta_type (*arg)(<span class="keyword">const</span> meta_ctx &, <span class="keyword">const</span> size_type) <span class="keyword">noexcept</span> {};</div>
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<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> meta_any (*invoke)(meta_handle, meta_any *<span class="keyword">const</span>){};</div>
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<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> std::shared_ptr<meta_func_node> next;</div>
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<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> meta_custom_node custom{};</div>
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<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span>};</div>
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<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> </div>
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<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span><span class="keyword">struct </span>meta_template_node {</div>
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<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> <span class="keyword">using </span>size_type = std::size_t;</div>
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<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> </div>
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<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> size_type arity{0u};</div>
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<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> meta_type_node (*resolve)(<span class="keyword">const</span> meta_context &) <span class="keyword">noexcept</span> {};</div>
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<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> meta_type_node (*arg)(<span class="keyword">const</span> meta_context &, <span class="keyword">const</span> size_type) <span class="keyword">noexcept</span> {};</div>
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<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span>};</div>
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<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> </div>
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<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span><span class="keyword">struct </span>meta_type_descriptor {</div>
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<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> std::vector<meta_ctor_node> ctor;</div>
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<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> std::vector<meta_base_node> base;</div>
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<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> std::vector<meta_conv_node> conv;</div>
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<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> std::vector<meta_data_node> data;</div>
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<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> std::vector<meta_func_node> func;</div>
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<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span>};</div>
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<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> </div>
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<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span><span class="keyword">struct </span>meta_type_node {</div>
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<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> <span class="keyword">using </span>size_type = std::size_t;</div>
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<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> </div>
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<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> <span class="keyword">const</span> type_info *info{};</div>
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<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> <a class="code hl_typedef" href="namespaceentt.html#a620d583c0e6d64acf3d394524bb72303">id_type</a> <span class="keywordtype">id</span>{};</div>
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<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> meta_traits traits{meta_traits::is_none};</div>
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<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> size_type size_of{0u};</div>
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<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> meta_type_node (*resolve)(<span class="keyword">const</span> meta_context &) <span class="keyword">noexcept</span> {};</div>
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<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> meta_type_node (*remove_pointer)(<span class="keyword">const</span> meta_context &) <span class="keyword">noexcept</span> {};</div>
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<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> meta_any (*default_constructor)(<span class="keyword">const</span> meta_ctx &){};</div>
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<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> double (*conversion_helper)(<span class="keywordtype">void</span> *, <span class="keyword">const</span> <span class="keywordtype">void</span> *){};</div>
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<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> meta_any (*from_void)(<span class="keyword">const</span> meta_ctx &, <span class="keywordtype">void</span> *, <span class="keyword">const</span> <span class="keywordtype">void</span> *){};</div>
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<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> meta_template_node templ{};</div>
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<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> meta_dtor_node dtor{};</div>
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<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> meta_custom_node custom{};</div>
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<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> std::shared_ptr<meta_type_descriptor> details;</div>
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<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span>};</div>
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<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> </div>
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<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span><span class="keyword">template</span><auto Member, <span class="keyword">typename</span> Type, <span class="keyword">typename</span> Value></div>
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<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span>[[nodiscard]] <span class="keyword">auto</span> *find_member(Type &from, <span class="keyword">const</span> Value value) {</div>
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<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> <span class="keywordflow">for</span>(<span class="keyword">auto</span> &&elem: from) {</div>
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<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> <span class="keywordflow">if</span>((elem.*Member) == value) {</div>
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<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> <span class="keywordflow">return</span> &elem;</div>
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<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> }</div>
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<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> }</div>
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<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> </div>
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<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> <span class="keywordflow">return</span> <span class="keyword">static_cast<</span>typename Type::value_type *<span class="keyword">></span>(<span class="keyword">nullptr</span>);</div>
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<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span>}</div>
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<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> </div>
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<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span>[[nodiscard]] <span class="keyword">inline</span> <span class="keyword">auto</span> *find_overload(meta_func_node *curr, std::remove_pointer_t<<span class="keyword">decltype</span>(meta_func_node::invoke)> *<span class="keyword">const</span> ref) {</div>
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<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> <span class="keywordflow">while</span>((curr != <span class="keyword">nullptr</span>) && (curr->invoke != ref)) { curr = curr->next.get(); }</div>
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<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> <span class="keywordflow">return</span> curr;</div>
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<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span>}</div>
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<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> </div>
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<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span><span class="keyword">template</span><auto Member></div>
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<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span>[[nodiscard]] <span class="keyword">auto</span> *look_for(<span class="keyword">const</span> meta_context &context, <span class="keyword">const</span> meta_type_node &node, <span class="keyword">const</span> id_type <span class="keywordtype">id</span>) {</div>
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<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> <span class="keyword">using </span>value_type = <span class="keyword">typename</span> std::remove_reference_t<<span class="keyword">decltype</span>((node.details.get()->*Member))>::value_type;</div>
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<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> </div>
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<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> <span class="keywordflow">if</span>(node.details) {</div>
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<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> <span class="keywordflow">if</span>(<span class="keyword">auto</span> *member = find_member<&value_type::id>((node.details.get()->*Member), <span class="keywordtype">id</span>); member != <span class="keyword">nullptr</span>) {</div>
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<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> <span class="keywordflow">return</span> member;</div>
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<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> }</div>
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<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> </div>
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<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> <span class="keywordflow">for</span>(<span class="keyword">auto</span> &&curr: node.details->base) {</div>
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<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> <span class="keywordflow">if</span>(<span class="keyword">auto</span> *elem = look_for<Member>(context, curr.resolve(context), <span class="keywordtype">id</span>); elem) {</div>
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<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> <span class="keywordflow">return</span> elem;</div>
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<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> }</div>
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<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> }</div>
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<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> }</div>
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<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> </div>
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<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> <span class="keywordflow">return</span> <span class="keyword">static_cast<</span>value_type *<span class="keyword">></span>(<span class="keyword">nullptr</span>);</div>
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<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span>}</div>
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<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> </div>
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<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span><span class="keyword">template</span><<span class="keyword">typename</span> Type></div>
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<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span>meta_type_node <a class="code hl_function" href="namespaceentt.html#ad86fb3538f9ba64b4695cf45c020458e">resolve</a>(<span class="keyword">const</span> meta_context &) <span class="keyword">noexcept</span>;</div>
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<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> </div>
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<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span><span class="keyword">template</span><<span class="keyword">typename</span>... Args></div>
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<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span>[[nodiscard]] <span class="keyword">auto</span> meta_arg_node(<span class="keyword">const</span> meta_context &context, type_list<Args...>, [[maybe_unused]] <span class="keyword">const</span> std::size_t index) <span class="keyword">noexcept</span> {</div>
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<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> meta_type_node (*value)(<span class="keyword">const</span> meta_context &) <span class="keyword">noexcept</span> = <span class="keyword">nullptr</span>;</div>
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<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> </div>
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<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> <span class="keywordflow">if</span> <span class="keyword">constexpr</span>(<span class="keyword">sizeof</span>...(Args) != 0u) {</div>
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<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> std::size_t pos{};</div>
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<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> ((value = (pos++ == index ? &resolve<std::remove_cv_t<std::remove_reference_t<Args>>> : value)), ...);</div>
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<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> }</div>
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<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> </div>
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<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> ENTT_ASSERT(value != <span class="keyword">nullptr</span>, <span class="stringliteral">"Out of bounds"</span>);</div>
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<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> <span class="keywordflow">return</span> value(context);</div>
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<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span>}</div>
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<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> </div>
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<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span>[[nodiscard]] <span class="keyword">inline</span> <span class="keyword">const</span> <span class="keywordtype">void</span> *try_cast(<span class="keyword">const</span> meta_context &context, <span class="keyword">const</span> meta_type_node &from, <span class="keyword">const</span> type_info &to, <span class="keyword">const</span> <span class="keywordtype">void</span> *instance) <span class="keyword">noexcept</span> {</div>
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<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> <span class="keywordflow">if</span>((from.info != <span class="keyword">nullptr</span>) && *from.info == to) {</div>
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<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> <span class="keywordflow">return</span> instance;</div>
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<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> }</div>
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<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> </div>
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<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> <span class="keywordflow">if</span>(from.details) {</div>
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<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> <span class="keywordflow">for</span>(<span class="keyword">auto</span> &&curr: from.details->base) {</div>
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<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> <span class="keywordflow">if</span>(<span class="keyword">const</span> <span class="keywordtype">void</span> *elem = try_cast(context, curr.resolve(context), to, curr.cast(instance)); elem) {</div>
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<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> <span class="keywordflow">return</span> elem;</div>
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<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> }</div>
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<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> }</div>
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<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> }</div>
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<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> </div>
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<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div>
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<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span>}</div>
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<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> </div>
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<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span><span class="keyword">template</span><<span class="keyword">typename</span> Func></div>
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<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span>[[nodiscard]] <span class="keyword">inline</span> <span class="keyword">auto</span> try_convert(<span class="keyword">const</span> meta_context &context, <span class="keyword">const</span> meta_type_node &from, <span class="keyword">const</span> type_info &to, <span class="keyword">const</span> <span class="keywordtype">bool</span> arithmetic_or_enum, <span class="keyword">const</span> <span class="keywordtype">void</span> *instance, Func func) {</div>
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<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> <span class="keywordflow">if</span>(from.info && *from.info == to) {</div>
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<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> <span class="keywordflow">return</span> func(instance, from);</div>
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<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> }</div>
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<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> </div>
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<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> <span class="keywordflow">if</span>(from.details) {</div>
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<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> <span class="keywordflow">for</span>(<span class="keyword">auto</span> &&elem: from.details->conv) {</div>
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<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span> <span class="keywordflow">if</span>(elem.type == to.hash()) {</div>
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<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> <span class="keywordflow">return</span> func(instance, elem);</div>
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<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> }</div>
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<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> }</div>
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<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> </div>
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<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> <span class="keywordflow">for</span>(<span class="keyword">auto</span> &&curr: from.details->base) {</div>
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<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> <span class="keywordflow">if</span>(<span class="keyword">auto</span> other = try_convert(context, curr.resolve(context), to, arithmetic_or_enum, curr.cast(instance), func); other) {</div>
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<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> <span class="keywordflow">return</span> other;</div>
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<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> }</div>
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<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> }</div>
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<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> }</div>
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<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> </div>
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<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> <span class="keywordflow">if</span>(from.conversion_helper && arithmetic_or_enum) {</div>
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<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> <span class="keywordflow">return</span> func(instance, from.conversion_helper);</div>
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<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> }</div>
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<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> </div>
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<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> <span class="keywordflow">return</span> func(instance);</div>
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<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span>}</div>
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<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> </div>
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<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span>[[nodiscard]] <span class="keyword">inline</span> <span class="keyword">const</span> meta_type_node *try_resolve(<span class="keyword">const</span> meta_context &context, <span class="keyword">const</span> type_info &info) <span class="keyword">noexcept</span> {</div>
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<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> <span class="keyword">const</span> <span class="keyword">auto</span> it = context.value.find(info.hash());</div>
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<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> <span class="keywordflow">return</span> it != context.value.end() ? &it->second : <span class="keyword">nullptr</span>;</div>
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<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span>}</div>
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<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span> </div>
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<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span><span class="keyword">template</span><<span class="keyword">typename</span> Type></div>
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<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span>[[nodiscard]] meta_type_node <a class="code hl_function" href="namespaceentt.html#ad86fb3538f9ba64b4695cf45c020458e">resolve</a>(<span class="keyword">const</span> meta_context &context) <span class="keyword">noexcept</span> {</div>
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<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> <span class="keyword">static_assert</span>(std::is_same_v<Type, std::remove_const_t<std::remove_reference_t<Type>>>, <span class="stringliteral">"Invalid type"</span>);</div>
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<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> </div>
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<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> <span class="keywordflow">if</span>(<span class="keyword">auto</span> *elem = try_resolve(context, type_id<Type>()); elem) {</div>
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<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> <span class="keywordflow">return</span> *elem;</div>
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<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> }</div>
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<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> </div>
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<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> meta_type_node node{</div>
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<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> &type_id<Type>(),</div>
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<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> type_id<Type>().hash(),</div>
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<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> (std::is_arithmetic_v<Type> ? meta_traits::is_arithmetic : meta_traits::is_none)</div>
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<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> | (std::is_integral_v<Type> ? meta_traits::is_integral : meta_traits::is_none)</div>
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<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> | (std::is_signed_v<Type> ? meta_traits::is_signed : meta_traits::is_none)</div>
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<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> | (std::is_array_v<Type> ? meta_traits::is_array : meta_traits::is_none)</div>
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<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span> | (std::is_enum_v<Type> ? meta_traits::is_enum : meta_traits::is_none)</div>
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<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span> | (std::is_class_v<Type> ? meta_traits::is_class : meta_traits::is_none)</div>
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<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span> | (std::is_pointer_v<Type> ? meta_traits::is_pointer : meta_traits::is_none)</div>
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<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> | (is_meta_pointer_like_v<Type> ? meta_traits::is_pointer_like : meta_traits::is_none)</div>
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<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> | (is_complete_v<meta_sequence_container_traits<Type>> ? meta_traits::is_sequence_container : meta_traits::is_none)</div>
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<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span> | (is_complete_v<meta_associative_container_traits<Type>> ? meta_traits::is_associative_container : meta_traits::is_none),</div>
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<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span> size_of_v<Type>,</div>
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<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> &resolve<Type>,</div>
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<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span> &resolve<std::remove_cv_t<std::remove_pointer_t<Type>>>};</div>
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<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span> </div>
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<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span> <span class="keywordflow">if</span> <span class="keyword">constexpr</span>(std::is_default_constructible_v<Type>) {</div>
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<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span> node.default_constructor = +[](<span class="keyword">const</span> meta_ctx &ctx) {</div>
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<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span> <span class="keywordflow">return</span> meta_any{ctx, std::in_place_type<Type>};</div>
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<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span> };</div>
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<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span> }</div>
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<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span> </div>
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<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span> <span class="keywordflow">if</span> <span class="keyword">constexpr</span>(std::is_arithmetic_v<Type>) {</div>
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<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> node.conversion_helper = +[](<span class="keywordtype">void</span> *lhs, <span class="keyword">const</span> <span class="keywordtype">void</span> *rhs) {</div>
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<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> <span class="keywordflow">return</span> lhs ? <span class="keyword">static_cast<</span><span class="keywordtype">double</span><span class="keyword">></span>(*<span class="keyword">static_cast<</span>Type *<span class="keyword">></span>(lhs) = <span class="keyword">static_cast<</span>Type<span class="keyword">></span>(*<span class="keyword">static_cast<</span><span class="keyword">const </span><span class="keywordtype">double</span> *<span class="keyword">></span>(rhs))) : static_cast<double>(*static_cast<const Type *>(rhs));</div>
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<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> };</div>
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<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> <span class="keyword">constexpr</span>(std::is_enum_v<Type>) {</div>
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<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> node.conversion_helper = +[](<span class="keywordtype">void</span> *lhs, <span class="keyword">const</span> <span class="keywordtype">void</span> *rhs) {</div>
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<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> <span class="keywordflow">return</span> lhs ? <span class="keyword">static_cast<</span><span class="keywordtype">double</span><span class="keyword">></span>(*<span class="keyword">static_cast<</span>Type *<span class="keyword">></span>(lhs) = <span class="keyword">static_cast<</span>Type<span class="keyword">></span>(<span class="keyword">static_cast<</span>std::underlying_type_t<Type><span class="keyword">></span>(*<span class="keyword">static_cast<</span><span class="keyword">const </span><span class="keywordtype">double</span> *<span class="keyword">></span>(rhs)))) : static_cast<double>(*static_cast<const Type *>(rhs));</div>
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<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span> };</div>
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<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span> }</div>
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<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span> </div>
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<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> <span class="keywordflow">if</span> <span class="keyword">constexpr</span>(!std::is_void_v<Type> && !std::is_function_v<Type>) {</div>
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<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> node.from_void = +[](<span class="keyword">const</span> meta_ctx &ctx, <span class="keywordtype">void</span> *elem, <span class="keyword">const</span> <span class="keywordtype">void</span> *celem) {</div>
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<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span> <span class="keywordflow">if</span>(elem && celem) { <span class="comment">// ownership construction request</span></div>
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<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span> <span class="keywordflow">return</span> meta_any{ctx, std::in_place, <span class="keyword">static_cast<</span>std::decay_t<Type> *<span class="keyword">></span>(elem)};</div>
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<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> }</div>
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<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span> </div>
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<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span> <span class="keywordflow">if</span>(elem) { <span class="comment">// non-const reference construction request</span></div>
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<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> <span class="keywordflow">return</span> meta_any{ctx, std::in_place_type<std::decay_t<Type> &>, *<span class="keyword">static_cast<</span>std::decay_t<Type> *<span class="keyword">></span>(elem)};</div>
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<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span> }</div>
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<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span> </div>
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<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span> <span class="comment">// const reference construction request</span></div>
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<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span> <span class="keywordflow">return</span> meta_any{ctx, std::in_place_type<const std::decay_t<Type> &>, *<span class="keyword">static_cast<</span><span class="keyword">const </span>std::decay_t<Type> *<span class="keyword">></span>(celem)};</div>
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<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span> };</div>
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<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span> }</div>
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<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span> </div>
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<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span> <span class="keywordflow">if</span> <span class="keyword">constexpr</span>(is_complete_v<meta_template_traits<Type>>) {</div>
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<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> node.templ = meta_template_node{</div>
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<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span> meta_template_traits<Type>::args_type::size,</div>
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<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"> 312</span> &resolve<typename meta_template_traits<Type>::class_type>,</div>
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<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span> +[](<span class="keyword">const</span> meta_context &area, <span class="keyword">const</span> std::size_t index) <span class="keyword">noexcept</span> { <span class="keywordflow">return</span> meta_arg_node(area, <span class="keyword">typename</span> meta_template_traits<Type>::args_type{}, index); }};</div>
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<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span> }</div>
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<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span> </div>
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<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span> <span class="keywordflow">return</span> node;</div>
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<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span>}</div>
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<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> </div>
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<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span>} <span class="comment">// namespace internal</span></div>
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<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span> </div>
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<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"> 322</span>} <span class="comment">// namespace entt</span></div>
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<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span> </div>
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<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span><span class="preprocessor">#endif</span></div>
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<div class="ttc" id="aclassentt_1_1meta__any_html"><div class="ttname"><a href="classentt_1_1meta__any.html">entt::meta_any</a></div><div class="ttdoc">Opaque wrapper for values of any type.</div><div class="ttdef"><b>Definition</b> <a href="meta_8hpp_source.html#l00166">meta.hpp:166</a></div></div>
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<div class="ttc" id="aclassentt_1_1meta__type_html"><div class="ttname"><a href="classentt_1_1meta__type.html">entt::meta_type</a></div><div class="ttdoc">Opaque wrapper for types.</div><div class="ttdef"><b>Definition</b> <a href="meta_8hpp_source.html#l01088">meta.hpp:1088</a></div></div>
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<div class="ttc" id="anamespaceentt_html"><div class="ttname"><a href="namespaceentt.html">entt</a></div><div class="ttdoc">EnTT default namespace.</div><div class="ttdef"><b>Definition</b> <a href="dense__map_8hpp_source.html#l00022">dense_map.hpp:22</a></div></div>
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<div class="ttc" id="anamespaceentt_html_a620d583c0e6d64acf3d394524bb72303"><div class="ttname"><a href="namespaceentt.html#a620d583c0e6d64acf3d394524bb72303">entt::id_type</a></div><div class="ttdeci">std::uint32_t id_type</div><div class="ttdoc">Alias declaration for type identifiers.</div><div class="ttdef"><b>Definition</b> <a href="core_2fwd_8hpp_source.html#l00029">fwd.hpp:29</a></div></div>
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<div class="ttc" id="anamespaceentt_html_ad86fb3538f9ba64b4695cf45c020458e"><div class="ttname"><a href="namespaceentt.html#ad86fb3538f9ba64b4695cf45c020458e">entt::resolve</a></div><div class="ttdeci">meta_type resolve(const meta_ctx &ctx) noexcept</div><div class="ttdoc">Returns the meta type associated with a given type.</div><div class="ttdef"><b>Definition</b> <a href="resolve_8hpp_source.html#l00021">resolve.hpp:21</a></div></div>
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<div class="ttc" id="anamespaceentt_html_afab136c473d8c862b183cec9d4a13915"><div class="ttname"><a href="namespaceentt.html#afab136c473d8c862b183cec9d4a13915">entt::popcount</a></div><div class="ttdeci">constexpr std::enable_if_t< std::is_unsigned_v< Type >, int > popcount(const Type value) noexcept</div><div class="ttdoc">Returns the number of set bits in a value (waiting for C++20 and std::popcount).</div><div class="ttdef"><b>Definition</b> <a href="bit_8hpp_source.html#l00019">bit.hpp:19</a></div></div>
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<div class="ttc" id="astructentt_1_1meta__handle_html"><div class="ttname"><a href="structentt_1_1meta__handle.html">entt::meta_handle</a></div><div class="ttdoc">Opaque pointers to instances of any type.</div><div class="ttdef"><b>Definition</b> <a href="meta_8hpp_source.html#l00688">meta.hpp:688</a></div></div>
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