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<li class="navelem"><a class="el" href="dir_cbdb8362360e11eafe2fa3bc74cf0ffd.html">utils</a></li> </ul>
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<div class="title">gen_utils.h</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>  </div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="preprocessor">#pragma once</span></div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  </div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#ifndef gen_utils_h</span></div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor">#define gen_utils_h</span></div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  </div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor">#include "include_base_utils.h"</span></div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor">#include "common/util.h"</span></div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  </div>
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<div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="namespacegen__utils.html"> 63</a></span> <span class="keyword">namespace </span><a class="code" href="namespacegen__utils.html">gen_utils</a></div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> {</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="comment">// ------------------------- VALUE RECONCILATION ----------------------------</span></div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  </div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="comment">// TODO: refactor common template code</span></div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  template <class T, typename std::enable_if<std::is_same<T, std::string>::value, T>::type* = <span class="keyword">nullptr</span>></div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  boost::optional<T> reconcile(<span class="keyword">const</span> boost::optional<T>& val1, <span class="keyword">const</span> boost::optional<T>& val2, boost::optional<bool> resolve_defined, boost::optional<bool> resolve_true, boost::optional<bool> resolve_max, <span class="keyword">const</span> std::string& err_msg = <span class="stringliteral">""</span>) {</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  </div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="comment">// check for equality</span></div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordflow">if</span> (val1 == val2) <span class="keywordflow">return</span> val1;</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  </div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="comment">// resolve one value none</span></div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">if</span> (val1 == boost::none || val2 == boost::none) {</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">if</span> (resolve_defined != boost::none && *resolve_defined == <span class="keyword">false</span>) <span class="keywordflow">return</span> boost::none;</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordflow">else</span> <span class="keywordflow">return</span> val1 == boost::none ? val2 : val1;</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  }</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  </div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordflow">throw</span> std::runtime_error(std::string(<span class="stringliteral">"Cannot reconcile strings: "</span>) + to_string(val1) + std::string(<span class="stringliteral">" vs "</span>) + to_string(val2) + (!err_msg.empty() ? std::string(<span class="stringliteral">". "</span>) + err_msg : std::string(<span class="stringliteral">""</span>)));</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  }</div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  template <class T, typename std::enable_if<std::is_same<T, std::string>::value, T>::type* = <span class="keyword">nullptr</span>></div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  boost::optional<T> reconcile(<span class="keyword">const</span> boost::optional<T>& val1, <span class="keyword">const</span> boost::optional<T>& val2, <span class="keyword">const</span> std::string& err_msg = <span class="stringliteral">""</span>) {</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">return</span> reconcile(val1, val2, boost::none, boost::none, boost::none, err_msg);</div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  }</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  </div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  template <class T, typename std::enable_if<std::is_integral<T>::value, T>::type* = <span class="keyword">nullptr</span>></div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  boost::optional<T> reconcile(<span class="keyword">const</span> boost::optional<T>& val1, <span class="keyword">const</span> boost::optional<T>& val2, boost::optional<bool> resolve_defined, boost::optional<bool> resolve_true, boost::optional<bool> resolve_max, <span class="keyword">const</span> std::string& err_msg = <span class="stringliteral">""</span>) {</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  </div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="comment">// check for equality</span></div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">if</span> (val1 == val2) <span class="keywordflow">return</span> val1;</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  </div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="comment">// resolve one value none</span></div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">if</span> (val1 == boost::none || val2 == boost::none) {</div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">if</span> (resolve_defined != boost::none && *resolve_defined == <span class="keyword">false</span>) <span class="keywordflow">return</span> boost::none;</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">else</span> <span class="keywordflow">return</span> val1 == boost::none ? val2 : val1;</div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  }</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  </div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="comment">// resolve different booleans</span></div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</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>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  </div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="comment">// resolve different numbers</span></div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</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>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  </div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment">// cannot reconcile</span></div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordflow">throw</span> std::runtime_error(std::string(<span class="stringliteral">"Cannot reconcile integrals: "</span>) + to_string(val1) + std::string(<span class="stringliteral">" vs "</span>) + to_string(val2) + (!err_msg.empty() ? std::string(<span class="stringliteral">". "</span>) + err_msg : std::string(<span class="stringliteral">""</span>)));</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  }</div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  template <class T, typename std::enable_if<std::is_integral<T>::value, T>::type* = <span class="keyword">nullptr</span>></div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  boost::optional<T> reconcile(<span class="keyword">const</span> boost::optional<T>& val1, <span class="keyword">const</span> boost::optional<T>& val2, <span class="keyword">const</span> std::string& err_msg = <span class="stringliteral">""</span>) {</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordflow">return</span> reconcile(val1, val2, boost::none, boost::none, boost::none, err_msg);</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  }</div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  </div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keyword">template</span> <<span class="keyword">class</span> T></div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  std::vector<T> reconcile(<span class="keyword">const</span> std::vector<T>& v1, <span class="keyword">const</span> std::vector<T>& v2, <span class="keyword">const</span> std::string& err_msg = <span class="stringliteral">""</span>) {</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  </div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="comment">// check for equality</span></div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keywordflow">if</span> (v1 == v2) <span class="keywordflow">return</span> v1;</div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  </div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="comment">// resolve one vector empty</span></div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">if</span> (v1.empty()) <span class="keywordflow">return</span> v2;</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordflow">if</span> (v2.empty()) <span class="keywordflow">return</span> v1;</div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  </div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="comment">// otherwise cannot reconcile</span></div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keywordflow">throw</span> std::runtime_error(<span class="stringliteral">"Cannot reconcile vectors"</span> + (!err_msg.empty() ? std::string(<span class="stringliteral">". "</span>) + err_msg : std::string(<span class="stringliteral">""</span>)));</div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  }</div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> }</div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="preprocessor">#endif </span><span class="comment">/* gen_utils_h */</span><span class="preprocessor"></span></div>
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<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:64</div></div>
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