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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="title">policy.hpp</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="preprocessor">#ifndef ENTT_META_POLICY_HPP</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#define ENTT_META_POLICY_HPP</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>  </div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="preprocessor">#include <type_traits></span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>  </div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="keyword">namespace </span><a class="code" href="namespaceentt.html">entt</a> {</div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>  </div>
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<div class="line"><a name="l00009"></a><span class="lineno"><a class="line" href="structentt_1_1as__ref__t.html"> 9</a></span> <span class="keyword">struct </span><a class="code" href="structentt_1_1as__ref__t.html">as_ref_t</a> {</div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  <span class="keyword">template</span><<span class="keyword">typename</span> Type></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  <span class="keyword">static</span> constexpr <span class="keywordtype">bool</span> value = std::is_reference_v<Type> && !std::is_const_v<std::remove_reference_t<Type>>;</div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> };</div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  </div>
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<div class="line"><a name="l00023"></a><span class="lineno"><a class="line" href="structentt_1_1as__cref__t.html"> 23</a></span> <span class="keyword">struct </span><a class="code" href="structentt_1_1as__cref__t.html">as_cref_t</a> {</div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="keyword">template</span><<span class="keyword">typename</span> Type></div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keyword">static</span> constexpr <span class="keywordtype">bool</span> value = std::is_reference_v<Type>;</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> };</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  </div>
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<div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="structentt_1_1as__is__t.html"> 37</a></span> <span class="keyword">struct </span><a class="code" href="structentt_1_1as__is__t.html">as_is_t</a> {</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keyword">template</span><<span class="keyword">typename</span>></div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keyword">static</span> constexpr <span class="keywordtype">bool</span> value = <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> };</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  </div>
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<div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="structentt_1_1as__void__t.html"> 51</a></span> <span class="keyword">struct </span><a class="code" href="structentt_1_1as__void__t.html">as_void_t</a> {</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keyword">template</span><<span class="keyword">typename</span>></div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keyword">static</span> constexpr <span class="keywordtype">bool</span> value = <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> };</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  </div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> } <span class="comment">// namespace entt</span></div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  </div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="preprocessor">#endif</span></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="astructentt_1_1as__cref__t_html"><div class="ttname"><a href="structentt_1_1as__cref__t.html">entt::as_cref_t</a></div><div class="ttdoc">Empty class type used to request the as cref policy.</div><div class="ttdef"><b>Definition:</b> <a href="policy_8hpp_source.html#l00023">policy.hpp:23</a></div></div>
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<div class="ttc" id="astructentt_1_1as__is__t_html"><div class="ttname"><a href="structentt_1_1as__is__t.html">entt::as_is_t</a></div><div class="ttdoc">Empty class type used to request the as-is policy.</div><div class="ttdef"><b>Definition:</b> <a href="policy_8hpp_source.html#l00037">policy.hpp:37</a></div></div>
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<div class="ttc" id="astructentt_1_1as__ref__t_html"><div class="ttname"><a href="structentt_1_1as__ref__t.html">entt::as_ref_t</a></div><div class="ttdoc">Empty class type used to request the as ref policy.</div><div class="ttdef"><b>Definition:</b> <a href="policy_8hpp_source.html#l00009">policy.hpp:9</a></div></div>
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<div class="ttc" id="astructentt_1_1as__void__t_html"><div class="ttname"><a href="structentt_1_1as__void__t.html">entt::as_void_t</a></div><div class="ttdoc">Empty class type used to request the as void policy.</div><div class="ttdef"><b>Definition:</b> <a href="policy_8hpp_source.html#l00051">policy.hpp:51</a></div></div>
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