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<li class="navelem"><a class="el" href="dir_cbdb8362360e11eafe2fa3bc74cf0ffd.html">utils</a></li> </ul>
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span> </div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span><span class="preprocessor">#pragma once</span></div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> </div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span><span class="preprocessor">#ifndef gen_utils_h</span></div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span><span class="preprocessor">#define gen_utils_h</span></div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> </div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span><span class="preprocessor">#include &lt;boost/lexical_cast.hpp&gt;</span></div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span><span class="preprocessor">#include &quot;include_base_utils.h&quot;</span></div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span><span class="preprocessor">#include &quot;common/util.h&quot;</span></div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> </div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"><a class="line" href="namespacegen__utils.html"> 64</a></span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespacegen__utils.html">gen_utils</a></div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span>{</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <span class="comment">// ------------------------- VALUE RECONCILATION ----------------------------</span></div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> </div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> <span class="comment">// TODO: refactor common template code</span></div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> template &lt;class T, typename std::enable_if&lt;std::is_same&lt;T, std::string&gt;::value, T&gt;::type* = <span class="keyword">nullptr</span>&gt;</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> boost::optional&lt;T&gt; reconcile(<span class="keyword">const</span> boost::optional&lt;T&gt;&amp; val1, <span class="keyword">const</span> boost::optional&lt;T&gt;&amp; val2, boost::optional&lt;bool&gt; resolve_defined, boost::optional&lt;bool&gt; resolve_true, boost::optional&lt;bool&gt; resolve_max, <span class="keyword">const</span> std::string&amp; err_msg = <span class="stringliteral">&quot;&quot;</span>) {</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> </div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> <span class="comment">// check for equality</span></div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> <span class="keywordflow">if</span> (val1 == val2) <span class="keywordflow">return</span> val1;</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> </div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <span class="comment">// resolve one value none</span></div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> <span class="keywordflow">if</span> (val1 == boost::none || val2 == boost::none) {</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <span class="keywordflow">if</span> (resolve_defined != boost::none &amp;&amp; *resolve_defined == <span class="keyword">false</span>) <span class="keywordflow">return</span> boost::none;</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <span class="keywordflow">else</span> <span class="keywordflow">return</span> val1 == boost::none ? val2 : val1;</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> }</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> </div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> <span class="keywordflow">throw</span> std::runtime_error(std::string(<span class="stringliteral">&quot;Cannot reconcile strings: &quot;</span>) + boost::lexical_cast&lt;std::string&gt;(val1) + std::string(<span class="stringliteral">&quot; vs &quot;</span>) + boost::lexical_cast&lt;std::string&gt;(val2) + (!err_msg.empty() ? std::string(<span class="stringliteral">&quot;. &quot;</span>) + err_msg : std::string(<span class="stringliteral">&quot;&quot;</span>)));</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> }</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> template &lt;class T, typename std::enable_if&lt;std::is_same&lt;T, std::string&gt;::value, T&gt;::type* = <span class="keyword">nullptr</span>&gt;</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> boost::optional&lt;T&gt; reconcile(<span class="keyword">const</span> boost::optional&lt;T&gt;&amp; val1, <span class="keyword">const</span> boost::optional&lt;T&gt;&amp; val2, <span class="keyword">const</span> std::string&amp; err_msg = <span class="stringliteral">&quot;&quot;</span>) {</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> <span class="keywordflow">return</span> reconcile(val1, val2, boost::none, boost::none, boost::none, err_msg);</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> }</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> </div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> template &lt;class T, typename std::enable_if&lt;std::is_integral&lt;T&gt;::value, T&gt;::type* = <span class="keyword">nullptr</span>&gt;</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> boost::optional&lt;T&gt; reconcile(<span class="keyword">const</span> boost::optional&lt;T&gt;&amp; val1, <span class="keyword">const</span> boost::optional&lt;T&gt;&amp; val2, boost::optional&lt;bool&gt; resolve_defined, boost::optional&lt;bool&gt; resolve_true, boost::optional&lt;bool&gt; resolve_max, <span class="keyword">const</span> std::string&amp; err_msg = <span class="stringliteral">&quot;&quot;</span>) {</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> </div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <span class="comment">// check for equality</span></div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> <span class="keywordflow">if</span> (val1 == val2) <span class="keywordflow">return</span> val1;</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> </div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> <span class="comment">// resolve one value none</span></div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> <span class="keywordflow">if</span> (val1 == boost::none || val2 == boost::none) {</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> <span class="keywordflow">if</span> (resolve_defined != boost::none &amp;&amp; *resolve_defined == <span class="keyword">false</span>) <span class="keywordflow">return</span> boost::none;</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> <span class="keywordflow">else</span> <span class="keywordflow">return</span> val1 == boost::none ? val2 : val1;</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> }</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> </div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> <span class="comment">// resolve different booleans</span></div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> <span class="keywordflow">if</span> (resolve_true != boost::none) <span class="keywordflow">return</span> (<span class="keywordtype">bool</span>) val1 == *resolve_true ? val1 : val2; <span class="comment">// if resolve true, return true, else return false</span></div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> </div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> <span class="comment">// resolve different numbers</span></div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> <span class="keywordflow">if</span> (resolve_max != boost::none) <span class="keywordflow">return</span> *resolve_max ? std::max(*val1, *val2) : std::min(*val1, *val2);</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> </div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> <span class="comment">// cannot reconcile</span></div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> <span class="keywordflow">throw</span> std::runtime_error(std::string(<span class="stringliteral">&quot;Cannot reconcile integrals: &quot;</span>) + boost::lexical_cast&lt;std::string&gt;(val1) + std::string(<span class="stringliteral">&quot; vs &quot;</span>) + boost::lexical_cast&lt;std::string&gt;(val2) + (!err_msg.empty() ? std::string(<span class="stringliteral">&quot;. &quot;</span>) + err_msg : std::string(<span class="stringliteral">&quot;&quot;</span>)));</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> }</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> template &lt;class T, typename std::enable_if&lt;std::is_integral&lt;T&gt;::value, T&gt;::type* = <span class="keyword">nullptr</span>&gt;</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> boost::optional&lt;T&gt; reconcile(<span class="keyword">const</span> boost::optional&lt;T&gt;&amp; val1, <span class="keyword">const</span> boost::optional&lt;T&gt;&amp; val2, <span class="keyword">const</span> std::string&amp; err_msg = <span class="stringliteral">&quot;&quot;</span>) {</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> <span class="keywordflow">return</span> reconcile(val1, val2, boost::none, boost::none, boost::none, err_msg);</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> }</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> </div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> <span class="keyword">template</span> &lt;<span class="keyword">class</span> T&gt;</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> std::vector&lt;T&gt; reconcile(<span class="keyword">const</span> std::vector&lt;T&gt;&amp; v1, <span class="keyword">const</span> std::vector&lt;T&gt;&amp; v2, <span class="keyword">const</span> std::string&amp; err_msg = <span class="stringliteral">&quot;&quot;</span>) {</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> </div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> <span class="comment">// check for equality</span></div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> <span class="keywordflow">if</span> (v1 == v2) <span class="keywordflow">return</span> v1;</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> </div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> <span class="comment">// resolve one vector empty</span></div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> <span class="keywordflow">if</span> (v1.empty()) <span class="keywordflow">return</span> v2;</div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> <span class="keywordflow">if</span> (v2.empty()) <span class="keywordflow">return</span> v1;</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> </div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> <span class="comment">// otherwise cannot reconcile</span></div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> <span class="keywordflow">throw</span> std::runtime_error(<span class="stringliteral">&quot;Cannot reconcile vectors&quot;</span> + (!err_msg.empty() ? std::string(<span class="stringliteral">&quot;. &quot;</span>) + err_msg : std::string(<span class="stringliteral">&quot;&quot;</span>)));</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> }</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span>}</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span><span class="preprocessor">#endif </span><span class="comment">/* gen_utils_h */</span><span class="preprocessor"></span></div>
<div class="ttc" id="anamespacegen__utils_html"><div class="ttname"><a href="namespacegen__utils.html">gen_utils</a></div><div class="ttdef"><b>Definition:</b> gen_utils.h:65</div></div>
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