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264 lines
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<div class="headertitle"><div class="title">stl_logging.h</div></div>
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<a href="stl__logging_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">// Copyright 2010-2021 Google LLC</span></div>
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<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div>
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<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment">// you may not use this file except in compliance with the License.</span></div>
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<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment">// You may obtain a copy of the License at</span></div>
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<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment">//</span></div>
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<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div>
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<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment">//</span></div>
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<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div>
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<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div>
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<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
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<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment">// See the License for the specific language governing permissions and</span></div>
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<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="comment">// limitations under the License.</span></div>
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<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span> </div>
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<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#ifndef OR_TOOLS_BASE_STL_LOGGING_H_</span></div>
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<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="preprocessor">#define OR_TOOLS_BASE_STL_LOGGING_H_</span></div>
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<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span> </div>
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<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="preprocessor">#include <deque></span></div>
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<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="preprocessor">#include <list></span></div>
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<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="preprocessor">#include <map></span></div>
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<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#include <ostream></span></div>
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<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#include <set></span></div>
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<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="preprocessor">#include <utility></span></div>
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<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="preprocessor">#include <vector></span></div>
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<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> </div>
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<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="preprocessor">#include "absl/container/flat_hash_map.h"</span></div>
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<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span><span class="preprocessor">#include "absl/container/flat_hash_set.h"</span></div>
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<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="preprocessor">#include "absl/container/node_hash_map.h"</span></div>
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<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="preprocessor">#include "absl/container/node_hash_set.h"</span></div>
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<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> </div>
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<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span><span class="comment">// Forward declare these two, and define them after all the container streams</span></div>
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<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="comment">// operators so that we can recurse from pair -> container -> container -> pair</span></div>
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<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span><span class="comment">// properly.</span></div>
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<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span><span class="keyword">template</span> <<span class="keyword">class</span> First, <span class="keyword">class</span> Second></div>
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<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span>std::ostream& <a class="code hl_function" href="stl__logging_8h.html#a682a8f845c69fb4338ae7da571464daf">operator<<</a>(std::ostream& out, <span class="keyword">const</span> std::pair<First, Second>& p);</div>
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<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> </div>
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<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespacegoogle.html">google</a> {</div>
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<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> </div>
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<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span><span class="keyword">template</span> <<span class="keyword">class</span> Iter></div>
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<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span><span class="keywordtype">void</span> <a class="code hl_function" href="namespacegoogle.html#ae631154cd9cf09cd2b9087903915cddf">PrintSequence</a>(std::ostream& out, Iter begin, Iter <a class="code hl_variable" href="sparse__submatrix_8cc.html#a4d53eac2ef2732c28fa9fb663e0c19a7">end</a>);</div>
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<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> </div>
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<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span>} <span class="comment">// namespace google</span></div>
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<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> </div>
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<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"><a class="line" href="stl__logging_8h.html#a5e919f38e03be7bf929f6217c66af984"> 43</a></span><span class="preprocessor">#define OUTPUT_TWO_ARG_CONTAINER(Sequence) \</span></div>
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<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span><span class="preprocessor"> template <class T1, class T2> \</span></div>
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<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span><span class="preprocessor"> inline std::ostream& operator<<(std::ostream& out, \</span></div>
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<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span><span class="preprocessor"> const Sequence<T1, T2>& seq) { \</span></div>
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<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span><span class="preprocessor"> google::PrintSequence(out, seq.begin(), seq.end()); \</span></div>
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<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span><span class="preprocessor"> return out; \</span></div>
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<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span><span class="preprocessor"> }</span></div>
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<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> </div>
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<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span><a class="code hl_define" href="stl__logging_8h.html#a5e919f38e03be7bf929f6217c66af984">OUTPUT_TWO_ARG_CONTAINER</a>(std::vector)</div>
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<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span><a class="code hl_define" href="stl__logging_8h.html#a5e919f38e03be7bf929f6217c66af984">OUTPUT_TWO_ARG_CONTAINER</a>(std::deque)</div>
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<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span><a class="code hl_define" href="stl__logging_8h.html#a5e919f38e03be7bf929f6217c66af984">OUTPUT_TWO_ARG_CONTAINER</a>(std::list)</div>
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<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> </div>
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<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span><span class="preprocessor">#undef OUTPUT_TWO_ARG_CONTAINER</span></div>
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<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> </div>
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<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"><a class="line" href="stl__logging_8h.html#a75af345e6244f42937858aae7bbf6676"> 57</a></span><span class="preprocessor">#define OUTPUT_THREE_ARG_CONTAINER(Sequence) \</span></div>
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<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span><span class="preprocessor"> template <class T1, class T2, class T3> \</span></div>
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<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span><span class="preprocessor"> inline std::ostream& operator<<(std::ostream& out, \</span></div>
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<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span><span class="preprocessor"> const Sequence<T1, T2, T3>& seq) { \</span></div>
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<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span><span class="preprocessor"> google::PrintSequence(out, seq.begin(), seq.end()); \</span></div>
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<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span><span class="preprocessor"> return out; \</span></div>
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<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span><span class="preprocessor"> }</span></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><a class="code hl_define" href="stl__logging_8h.html#a75af345e6244f42937858aae7bbf6676">OUTPUT_THREE_ARG_CONTAINER</a>(std::set)</div>
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<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span><a class="code hl_define" href="stl__logging_8h.html#a75af345e6244f42937858aae7bbf6676">OUTPUT_THREE_ARG_CONTAINER</a>(std::multiset)</div>
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<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> </div>
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<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span><span class="preprocessor">#undef OUTPUT_THREE_ARG_CONTAINER</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"><a class="line" href="stl__logging_8h.html#a4b31e314ef6be3dcfd2935ab0d01d3de"> 70</a></span><span class="preprocessor">#define OUTPUT_FOUR_ARG_CONTAINER(Sequence) \</span></div>
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<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span><span class="preprocessor"> template <class T1, class T2, class T3, class T4> \</span></div>
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<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span><span class="preprocessor"> inline std::ostream& operator<<(std::ostream& out, \</span></div>
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<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span><span class="preprocessor"> const Sequence<T1, T2, T3, T4>& seq) { \</span></div>
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<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span><span class="preprocessor"> google::PrintSequence(out, seq.begin(), seq.end()); \</span></div>
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<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span><span class="preprocessor"> return out; \</span></div>
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<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span><span class="preprocessor"> }</span></div>
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<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> </div>
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<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span><a class="code hl_define" href="stl__logging_8h.html#a4b31e314ef6be3dcfd2935ab0d01d3de">OUTPUT_FOUR_ARG_CONTAINER</a>(std::map)</div>
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<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span><a class="code hl_define" href="stl__logging_8h.html#a4b31e314ef6be3dcfd2935ab0d01d3de">OUTPUT_FOUR_ARG_CONTAINER</a>(std::multimap)</div>
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<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span><a class="code hl_define" href="stl__logging_8h.html#a4b31e314ef6be3dcfd2935ab0d01d3de">OUTPUT_FOUR_ARG_CONTAINER</a>(absl::flat_hash_set)</div>
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<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span><a class="code hl_define" href="stl__logging_8h.html#a4b31e314ef6be3dcfd2935ab0d01d3de">OUTPUT_FOUR_ARG_CONTAINER</a>(absl::node_hash_set)</div>
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<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> </div>
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<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span><span class="preprocessor">#undef OUTPUT_FOUR_ARG_CONTAINER</span></div>
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<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> </div>
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<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"><a class="line" href="stl__logging_8h.html#aff2c9aeb85a64708d00f8d36cb2aac95"> 85</a></span><span class="preprocessor">#define OUTPUT_FIVE_ARG_CONTAINER(Sequence) \</span></div>
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<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span><span class="preprocessor"> template <class T1, class T2, class T3, class T4, class T5> \</span></div>
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<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span><span class="preprocessor"> inline std::ostream& operator<<(std::ostream& out, \</span></div>
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<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span><span class="preprocessor"> const Sequence<T1, T2, T3, T4, T5>& seq) { \</span></div>
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<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span><span class="preprocessor"> google::PrintSequence(out, seq.begin(), seq.end()); \</span></div>
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<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span><span class="preprocessor"> return out; \</span></div>
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<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span><span class="preprocessor"> }</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><a class="code hl_define" href="stl__logging_8h.html#aff2c9aeb85a64708d00f8d36cb2aac95">OUTPUT_FIVE_ARG_CONTAINER</a>(absl::flat_hash_map)</div>
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<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span><a class="code hl_define" href="stl__logging_8h.html#aff2c9aeb85a64708d00f8d36cb2aac95">OUTPUT_FIVE_ARG_CONTAINER</a>(absl::node_hash_map)</div>
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<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> </div>
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<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span><span class="preprocessor">#undef OUTPUT_FIVE_ARG_CONTAINER</span></div>
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<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> </div>
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<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span><span class="keyword">template</span> <<span class="keyword">class</span> First, <span class="keyword">class</span> Second></div>
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<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"><a class="line" href="stl__logging_8h.html#a682a8f845c69fb4338ae7da571464daf"> 99</a></span><span class="keyword">inline</span> std::ostream& <a class="code hl_function" href="stl__logging_8h.html#a682a8f845c69fb4338ae7da571464daf">operator<<</a>(std::ostream& out,</div>
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<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> <span class="keyword">const</span> std::pair<First, Second>& p) {</div>
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<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> out << <span class="charliteral">'('</span> << p.first << <span class="stringliteral">", "</span> << p.second << <span class="charliteral">')'</span>;</div>
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<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> <span class="keywordflow">return</span> out;</div>
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<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span>}</div>
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<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> </div>
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<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespacegoogle.html">google</a> {</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">template</span> <<span class="keyword">class</span> Iter></div>
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<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"><a class="line" href="namespacegoogle.html#ae631154cd9cf09cd2b9087903915cddf"> 108</a></span><span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code hl_function" href="namespacegoogle.html#ae631154cd9cf09cd2b9087903915cddf">PrintSequence</a>(std::ostream& out, Iter begin, Iter <a class="code hl_variable" href="sparse__submatrix_8cc.html#a4d53eac2ef2732c28fa9fb663e0c19a7">end</a>) {</div>
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<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> <span class="comment">// Output at most 100 elements -- appropriate if used for logging.</span></div>
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<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; begin != <a class="code hl_variable" href="sparse__submatrix_8cc.html#a4d53eac2ef2732c28fa9fb663e0c19a7">end</a> && i < 100; ++i, ++begin) {</div>
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<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> <span class="keywordflow">if</span> (i > 0) out << <span class="charliteral">' '</span>;</div>
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<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> out << *begin;</div>
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<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> }</div>
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<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> <span class="keywordflow">if</span> (begin != <a class="code hl_variable" href="sparse__submatrix_8cc.html#a4d53eac2ef2732c28fa9fb663e0c19a7">end</a>) {</div>
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<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> out << <span class="stringliteral">" ..."</span>;</div>
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<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> }</div>
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<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span>}</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>} <span class="comment">// namespace google</span></div>
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<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> </div>
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<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span><span class="comment">// Note that this is technically undefined behavior! We are adding things into</span></div>
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<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span><span class="comment">// the std namespace for a reason though -- we are providing new operations on</span></div>
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<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span><span class="comment">// types which are themselves defined with this namespace. Without this, these</span></div>
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<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span><span class="comment">// operator overloads cannot be found via ADL. If these definitions are not</span></div>
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<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span><span class="comment">// found via ADL, they must be #included before they're used, which requires</span></div>
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<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span><span class="comment">// this header to be included before apparently independent other headers.</span></div>
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<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span><span class="comment">//</span></div>
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<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span><span class="comment">// For example, base/logging.h defines various template functions to implement</span></div>
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<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span><span class="comment">// CHECK_EQ(x, y) and stream x and y into the log in the event the check fails.</span></div>
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<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span><span class="comment">// It does so via the function template MakeCheckOpValueString:</span></div>
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<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span><span class="comment">// template<class T></span></div>
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<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span><span class="comment">// void MakeCheckOpValueString(strstream* ss, const T& v) {</span></div>
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<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span><span class="comment">// (*ss) << v;</span></div>
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<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span><span class="comment">// }</span></div>
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<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span><span class="comment">// Because 'logging.h' is included before 'stl_logging.h',</span></div>
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<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span><span class="comment">// subsequent CHECK_EQ(v1, v2) for vector<...> typed variable v1 and v2 can only</span></div>
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<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span><span class="comment">// find these operator definitions via ADL.</span></div>
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<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span><span class="comment">//</span></div>
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<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span><span class="comment">// Even this solution has problems -- it may pull unintended operators into the</span></div>
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<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span><span class="comment">// namespace as well, allowing them to also be found via ADL, and creating code</span></div>
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<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span><span class="comment">// that only works with a particular order of includes. Long term, we need to</span></div>
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<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span><span class="comment">// move all of the *definitions* into namespace std, bet we need to ensure no</span></div>
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<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span><span class="comment">// one references them first. This lets us take that step. We cannot define them</span></div>
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<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span><span class="comment">// in both because that would create ambiguous overloads when both are found.</span></div>
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<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespacestd.html">std</a> {</div>
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<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span>using ::operator<<;</div>
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<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span>}</div>
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<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> </div>
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<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span><span class="preprocessor">#endif </span><span class="comment">// OR_TOOLS_BASE_STL_LOGGING_H_</span></div>
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<div class="ttc" id="anamespacegoogle_html"><div class="ttname"><a href="namespacegoogle.html">google</a></div><div class="ttdef"><b>Definition:</b> <a href="log__severity_8h_source.html#l00024">log_severity.h:24</a></div></div>
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<div class="ttc" id="anamespacegoogle_html_ae631154cd9cf09cd2b9087903915cddf"><div class="ttname"><a href="namespacegoogle.html#ae631154cd9cf09cd2b9087903915cddf">google::PrintSequence</a></div><div class="ttdeci">void PrintSequence(std::ostream &out, Iter begin, Iter end)</div><div class="ttdef"><b>Definition:</b> <a href="stl__logging_8h_source.html#l00108">stl_logging.h:108</a></div></div>
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<div class="ttc" id="anamespacestd_html"><div class="ttname"><a href="namespacestd.html">std</a></div><div class="ttdoc">STL namespace.</div></div>
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<div class="ttc" id="asparse__submatrix_8cc_html_a4d53eac2ef2732c28fa9fb663e0c19a7"><div class="ttname"><a href="sparse__submatrix_8cc.html#a4d53eac2ef2732c28fa9fb663e0c19a7">end</a></div><div class="ttdeci">std::optional< int64_t > end</div><div class="ttdef"><b>Definition:</b> <a href="sparse__submatrix_8cc_source.html#l00036">sparse_submatrix.cc:36</a></div></div>
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<div class="ttc" id="astl__logging_8h_html_a4b31e314ef6be3dcfd2935ab0d01d3de"><div class="ttname"><a href="stl__logging_8h.html#a4b31e314ef6be3dcfd2935ab0d01d3de">OUTPUT_FOUR_ARG_CONTAINER</a></div><div class="ttdeci">#define OUTPUT_FOUR_ARG_CONTAINER(Sequence)</div><div class="ttdef"><b>Definition:</b> <a href="stl__logging_8h_source.html#l00070">stl_logging.h:70</a></div></div>
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<div class="ttc" id="astl__logging_8h_html_a5e919f38e03be7bf929f6217c66af984"><div class="ttname"><a href="stl__logging_8h.html#a5e919f38e03be7bf929f6217c66af984">OUTPUT_TWO_ARG_CONTAINER</a></div><div class="ttdeci">#define OUTPUT_TWO_ARG_CONTAINER(Sequence)</div><div class="ttdef"><b>Definition:</b> <a href="stl__logging_8h_source.html#l00043">stl_logging.h:43</a></div></div>
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<div class="ttc" id="astl__logging_8h_html_a682a8f845c69fb4338ae7da571464daf"><div class="ttname"><a href="stl__logging_8h.html#a682a8f845c69fb4338ae7da571464daf">operator<<</a></div><div class="ttdeci">std::ostream & operator<<(std::ostream &out, const std::pair< First, Second > &p)</div><div class="ttdef"><b>Definition:</b> <a href="stl__logging_8h_source.html#l00099">stl_logging.h:99</a></div></div>
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<div class="ttc" id="astl__logging_8h_html_a75af345e6244f42937858aae7bbf6676"><div class="ttname"><a href="stl__logging_8h.html#a75af345e6244f42937858aae7bbf6676">OUTPUT_THREE_ARG_CONTAINER</a></div><div class="ttdeci">#define OUTPUT_THREE_ARG_CONTAINER(Sequence)</div><div class="ttdef"><b>Definition:</b> <a href="stl__logging_8h_source.html#l00057">stl_logging.h:57</a></div></div>
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<div class="ttc" id="astl__logging_8h_html_aff2c9aeb85a64708d00f8d36cb2aac95"><div class="ttname"><a href="stl__logging_8h.html#aff2c9aeb85a64708d00f8d36cb2aac95">OUTPUT_FIVE_ARG_CONTAINER</a></div><div class="ttdeci">#define OUTPUT_FIVE_ARG_CONTAINER(Sequence)</div><div class="ttdef"><b>Definition:</b> <a href="stl__logging_8h_source.html#l00085">stl_logging.h:85</a></div></div>
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