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<a href="call__foreach_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*******************************************************************************</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * tlx/meta/call_foreach.hpp</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * Part of tlx - http:https://panthema.net/tlx</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * Copyright (C) 2016-2017 Timo Bingmann <[email protected]></span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> *</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * All rights reserved. Published under the Boost Software License, Version 1.0</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> ******************************************************************************/</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> </div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#ifndef TLX_META_CALL_FOREACH_HEADER</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#define TLX_META_CALL_FOREACH_HEADER</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> </div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include <utility></span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="keyword">namespace </span><a class="code" href="namespacetlx.html">tlx</a> {</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"></span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">//! \addtogroup tlx_meta</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">//! \{</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"></span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">/******************************************************************************/</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">// Variadic Template Expander: run a generic templated functor (like a generic</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">// lambda) for each of the variadic template parameters.</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">namespace </span>meta_detail {</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"></span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment">//! helper for call_foreach: base case</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"></span><span class="keyword">template</span> <<span class="keyword">typename</span> Functor, <span class="keyword">typename</span> Arg></div><div class="line"><a name="l00029"></a><span class="lineno"><a class="line" href="namespacetlx_1_1meta__detail.html#a687b18c5259f1c7bb9b057bd8b4c8b5a"> 29</a></span> <span class="keywordtype">void</span> <a class="code" href="namespacetlx_1_1meta__detail.html#a687b18c5259f1c7bb9b057bd8b4c8b5a">call_foreach_impl</a>(Functor&& f, Arg&& arg) {</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  std::forward<Functor>(f)(std::forward<Arg>(arg));</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> }</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment"></span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">//! helper for call_foreach: general recursive case</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment"></span><span class="keyword">template</span> <<span class="keyword">typename</span> Functor, <span class="keyword">typename</span> Arg, <span class="keyword">typename</span>... MoreArgs></div><div class="line"><a name="l00035"></a><span class="lineno"><a class="line" href="namespacetlx_1_1meta__detail.html#acedce4babbf654a8718ae4d234b699c6"> 35</a></span> <span class="keywordtype">void</span> <a class="code" href="namespacetlx_1_1meta__detail.html#a687b18c5259f1c7bb9b057bd8b4c8b5a">call_foreach_impl</a>(</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  Functor&& f, Arg&& arg, MoreArgs&& ... rest) {</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  std::forward<Functor>(f)(std::forward<Arg>(arg));</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <a class="code" href="namespacetlx_1_1meta__detail.html#a687b18c5259f1c7bb9b057bd8b4c8b5a">call_foreach_impl</a>(</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  std::forward<Functor>(f), std::forward<MoreArgs>(rest) ...);</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> }</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> } <span class="comment">// namespace meta_detail</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"></span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment">//! Call a generic functor (like a generic lambda) for each variadic template</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment">//! argument.</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment"></span><span class="keyword">template</span> <<span class="keyword">typename</span> Functor, <span class="keyword">typename</span>... Args></div><div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="group__tlx__meta.html#ga754cf6d5c1cb28e539cbc996af91ecb5"> 47</a></span> <span class="keywordtype">void</span> <a class="code" href="group__tlx__meta.html#ga754cf6d5c1cb28e539cbc996af91ecb5">call_foreach</a>(Functor&& f, Args&& ... args) {</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <a class="code" href="namespacetlx_1_1meta__detail.html#a687b18c5259f1c7bb9b057bd8b4c8b5a">meta_detail::call_foreach_impl</a>(</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  std::forward<Functor>(f), std::forward<Args>(args) ...);</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> }</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment"></span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment">//! \}</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="comment"></span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> } <span class="comment">// namespace tlx</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor">#endif // !TLX_META_CALL_FOREACH_HEADER</span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment">/******************************************************************************/</span></div><div class="ttc" id="namespacetlx_html"><div class="ttname"><a href="namespacetlx.html">tlx</a></div><div class="ttdef"><b>Definition:</b> <a href="exclusive__scan_8hpp_source.html#l00017">exclusive_scan.hpp:17</a></div></div>
<div class="ttc" id="group__tlx__meta_html_ga754cf6d5c1cb28e539cbc996af91ecb5"><div class="ttname"><a href="group__tlx__meta.html#ga754cf6d5c1cb28e539cbc996af91ecb5">tlx::call_foreach</a></div><div class="ttdeci">void call_foreach(Functor &&f, Args &&...args)</div><div class="ttdoc">Call a generic functor (like a generic lambda) for each variadic template argument. </div><div class="ttdef"><b>Definition:</b> <a href="call__foreach_8hpp_source.html#l00047">call_foreach.hpp:47</a></div></div>
<div class="ttc" id="namespacetlx_1_1meta__detail_html_a687b18c5259f1c7bb9b057bd8b4c8b5a"><div class="ttname"><a href="namespacetlx_1_1meta__detail.html#a687b18c5259f1c7bb9b057bd8b4c8b5a">tlx::meta_detail::call_foreach_impl</a></div><div class="ttdeci">void call_foreach_impl(Functor &&f, Arg &&arg)</div><div class="ttdoc">helper for call_foreach: base case </div><div class="ttdef"><b>Definition:</b> <a href="call__foreach_8hpp_source.html#l00029">call_foreach.hpp:29</a></div></div>
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