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<li class="navelem"><a class="el" href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li><li class="navelem"><a class="el" href="dir_0103a8ad82dcc2c51f5cde661b4b5cb7.html">xrpl</a></li><li class="navelem"><a class="el" href="dir_f534ca90a4985f34ab325acfbcd39b84.html">basics</a></li> </ul>
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment">/*</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment"> This file is part of rippled: https://github.com/ripple/rippled</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment"> Copyright (c) 2021 Ripple Labs Inc.</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment"></span> </div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment"> Permission to use, copy, modify, and/or distribute this software for any</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment"> purpose with or without fee is hereby granted, provided that the above</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment"> copyright notice and this permission notice appear in all copies.</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment"></span> </div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment"> THE SOFTWARE IS PROVIDED &quot;AS IS&quot; AND THE AUTHOR DISCLAIMS ALL WARRANTIES</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment"> WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="comment"> MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="comment"> ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="comment"> WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="comment"> ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="comment"> OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="comment">*/</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="comment">//==============================================================================</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> </div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#ifndef RIPPLE_BASICS_EXPECTED_H_INCLUDED</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#define RIPPLE_BASICS_EXPECTED_H_INCLUDED</span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span> </div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="preprocessor">#include &lt;xrpl/basics/contract.h&gt;</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> </div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="preprocessor">#if defined(__clang__)</span></div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span><span class="preprocessor">#pragma clang diagnostic push</span></div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="preprocessor">#pragma clang diagnostic ignored &quot;-Wdeprecated&quot;</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="preprocessor">#pragma clang diagnostic ignored &quot;-Wdeprecated-declarations&quot;</span></div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> </div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="preprocessor">#include &lt;boost/outcome.hpp&gt;</span></div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> </div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span><span class="preprocessor">#if defined(__clang__)</span></div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span><span class="preprocessor">#pragma clang diagnostic pop</span></div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> </div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span><span class="preprocessor">#include &lt;<a class="codeRef" href="http://en.cppreference.com/w/cpp/header/stdexcept.html">stdexcept</a>&gt;</span></div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> </div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceripple.html">ripple</a> {</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> </div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span><span class="comment">// Exception thrown by an invalid access to Expected.</span></div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"><a class="line" href="structripple_1_1bad__expected__access.html"> 49</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structripple_1_1bad__expected__access.html">bad_expected_access</a> : <span class="keyword">public</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/error/runtime_error.html">std::runtime_error</a></div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span>{</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"><a class="line" href="structripple_1_1bad__expected__access.html#a592ea0bca772ffe048f0ab819664ebb8"> 51</a></span> <a class="code hl_function" href="structripple_1_1bad__expected__access.html#a592ea0bca772ffe048f0ab819664ebb8">bad_expected_access</a>() : <a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/error/runtime_error.html">runtime_error</a>(<span class="stringliteral">&quot;bad expected access&quot;</span>)</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</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>};</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> </div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span><span class="keyword">namespace </span>detail {</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> </div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span><span class="comment">// Custom policy for Expected. Always throw on an invalid access.</span></div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"><a class="line" href="structripple_1_1detail_1_1throw__policy.html"> 59</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structripple_1_1detail_1_1throw__policy.html">throw_policy</a> : <span class="keyword">public</span> boost::outcome_v2::policy::base</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span>{</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> <span class="keyword">template</span> &lt;<span class="keyword">class</span> Impl&gt;</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> <span class="keyword">static</span> <span class="keyword">constexpr</span> <span class="keywordtype">void</span></div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"><a class="line" href="structripple_1_1detail_1_1throw__policy.html#ab75cd8dd53cf58bd8db58e145a0aea0d"> 63</a></span> <a class="code hl_function" href="structripple_1_1detail_1_1throw__policy.html#ab75cd8dd53cf58bd8db58e145a0aea0d">wide_value_check</a>(Impl&amp;&amp; self)</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> {</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> <span class="keywordflow">if</span> (!base::_has_value(std::forward&lt;Impl&gt;(self)))</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> Throw&lt;bad_expected_access&gt;();</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> </div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> <span class="keyword">template</span> &lt;<span class="keyword">class</span> Impl&gt;</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> <span class="keyword">static</span> <span class="keyword">constexpr</span> <span class="keywordtype">void</span></div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"><a class="line" href="structripple_1_1detail_1_1throw__policy.html#ad3bdd51235a03c98c878a539077c72ee"> 71</a></span> <a class="code hl_function" href="structripple_1_1detail_1_1throw__policy.html#ad3bdd51235a03c98c878a539077c72ee">wide_error_check</a>(Impl&amp;&amp; self)</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> {</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> <span class="keywordflow">if</span> (!base::_has_error(std::forward&lt;Impl&gt;(self)))</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> Throw&lt;bad_expected_access&gt;();</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> }</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> </div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <span class="keyword">template</span> &lt;<span class="keyword">class</span> Impl&gt;</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <span class="keyword">static</span> <span class="keyword">constexpr</span> <span class="keywordtype">void</span></div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"><a class="line" href="structripple_1_1detail_1_1throw__policy.html#a03d726557cc40c676e99ecd0e2c658c0"> 79</a></span> <a class="code hl_function" href="structripple_1_1detail_1_1throw__policy.html#a03d726557cc40c676e99ecd0e2c658c0">wide_exception_check</a>(Impl&amp;&amp; self)</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">if</span> (!base::_has_exception(std::forward&lt;Impl&gt;(self)))</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> Throw&lt;bad_expected_access&gt;();</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> }</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span>};</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> </div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span>} <span class="comment">// namespace detail</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><span class="comment">// Definition of Unexpected, which is used to construct the unexpected</span></div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span><span class="comment">// return type of an Expected.</span></div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span><span class="keyword">template</span> &lt;<span class="keyword">class</span> E&gt;</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"><a class="line" href="classripple_1_1Unexpected.html"> 91</a></span><span class="keyword">class </span><a class="code hl_class" href="classripple_1_1Unexpected.html">Unexpected</a></div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span>{</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> <span class="keyword">static_assert</span>(!<a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/types/is_same.html">std::is_same&lt;E, void&gt;::value</a>, <span class="stringliteral">&quot;E must not be void&quot;</span>);</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> </div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"><a class="line" href="classripple_1_1Unexpected.html#ae84f51e4038d4ba8c436d2aa90a33ae8"> 96</a></span> <a class="code hl_function" href="classripple_1_1Unexpected.html#ae84f51e4038d4ba8c436d2aa90a33ae8">Unexpected</a>() = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> </div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"><a class="line" href="classripple_1_1Unexpected.html#a8139a951450ea521bb2321a4f2417dce"> 98</a></span> <span class="keyword">constexpr</span> <span class="keyword">explicit</span> <a class="code hl_function" href="classripple_1_1Unexpected.html#a8139a951450ea521bb2321a4f2417dce">Unexpected</a>(E <span class="keyword">const</span>&amp; e) : <a class="code hl_variable" href="classripple_1_1Unexpected.html#a26afa87e80f6c8c4193991625fc48be5">val_</a>(e)</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> }</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> </div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"><a class="line" href="classripple_1_1Unexpected.html#af2f4eee2862f4eab830c32717c524527"> 102</a></span> <span class="keyword">constexpr</span> <span class="keyword">explicit</span> <a class="code hl_function" href="classripple_1_1Unexpected.html#af2f4eee2862f4eab830c32717c524527">Unexpected</a>(E&amp;&amp; e) : <a class="code hl_variable" href="classripple_1_1Unexpected.html#a26afa87e80f6c8c4193991625fc48be5">val_</a>(<a class="code hl_namespace" href="namespacestd.html">std</a>::move(e))</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> {</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> }</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="keyword">constexpr</span> E <span class="keyword">const</span>&amp;</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"><a class="line" href="classripple_1_1Unexpected.html#af04742260c630fec78653aed0ff9173c"> 107</a></span> <a class="code hl_function" href="classripple_1_1Unexpected.html#af04742260c630fec78653aed0ff9173c">value</a>() const&amp;</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> <span class="keywordflow">return</span> <a class="code hl_variable" href="classripple_1_1Unexpected.html#a26afa87e80f6c8c4193991625fc48be5">val_</a>;</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> }</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> </div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> <span class="keyword">constexpr</span> E&amp;</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"><a class="line" href="classripple_1_1Unexpected.html#aff91fc350ceafff421766192565f9f91"> 113</a></span> <a class="code hl_function" href="classripple_1_1Unexpected.html#aff91fc350ceafff421766192565f9f91">value</a>() &amp;</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> {</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="classripple_1_1Unexpected.html#a26afa87e80f6c8c4193991625fc48be5">val_</a>;</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> </div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> <span class="keyword">constexpr</span> E&amp;&amp;</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"><a class="line" href="classripple_1_1Unexpected.html#a3150474711a5cc2af8deeaa5979c85c3"> 119</a></span> <a class="code hl_function" href="classripple_1_1Unexpected.html#a3150474711a5cc2af8deeaa5979c85c3">value</a>() &amp;&amp;</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> {</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> <span class="keywordflow">return</span> std::move(<a class="code hl_variable" href="classripple_1_1Unexpected.html#a26afa87e80f6c8c4193991625fc48be5">val_</a>);</div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> }</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="keyword">constexpr</span> E <span class="keyword">const</span>&amp;&amp;</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"><a class="line" href="classripple_1_1Unexpected.html#a940df8b65942b0827cbe28ed8083a570"> 125</a></span> <a class="code hl_function" href="classripple_1_1Unexpected.html#a940df8b65942b0827cbe28ed8083a570">value</a>() const&amp;&amp;</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> <span class="keywordflow">return</span> std::move(<a class="code hl_variable" href="classripple_1_1Unexpected.html#a26afa87e80f6c8c4193991625fc48be5">val_</a>);</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> }</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> </div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"><a class="line" href="classripple_1_1Unexpected.html#a26afa87e80f6c8c4193991625fc48be5"> 131</a></span> E <a class="code hl_variable" href="classripple_1_1Unexpected.html#a26afa87e80f6c8c4193991625fc48be5">val_</a>;</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span>};</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> </div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span><span class="comment">// Unexpected deduction guide that converts array to const*.</span></div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> E, std::<span class="keywordtype">size_t</span> N&gt;</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"><a class="line" href="namespaceripple.html#ad6887fe0534dd3b0df2da54ff8994e2f"> 136</a></span><a class="code hl_class" href="classripple_1_1Unexpected.html">Unexpected</a>(E (&amp;)[N]) -&gt; <a class="code hl_class" href="classripple_1_1Unexpected.html">Unexpected&lt;E const*&gt;</a>;</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> </div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span><span class="comment">// Definition of Expected. All of the machinery comes from boost::result.</span></div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span><span class="keyword">template</span> &lt;<span class="keyword">class</span> T, <span class="keyword">class</span> E&gt;</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"><a class="line" href="classripple_1_1Expected.html"> 140</a></span><span class="keyword">class </span>[[nodiscard]] <a class="code hl_class" href="classripple_1_1Expected.html">Expected</a></div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> : <span class="keyword">private</span> boost::outcome_v2::result&lt;T, E, detail::throw_policy&gt;</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span>{</div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"><a class="line" href="classripple_1_1Expected.html#a7c75c30f3c1e482bae6df26c2c6b8e6d"> 143</a></span> <span class="keyword">using </span><a class="code hl_typedef" href="classripple_1_1Expected.html#a7c75c30f3c1e482bae6df26c2c6b8e6d">Base</a> = boost::outcome_v2::result&lt;T, E, detail::throw_policy&gt;;</div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> </div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> U&gt;</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> <span class="keyword">requires</span> std::convertible_to&lt;U, T&gt;</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"><a class="line" href="classripple_1_1Expected.html#adb223c48bb02540a9c10d39ccd661290"> 148</a></span> <span class="keyword">constexpr</span> <a class="code hl_function" href="classripple_1_1Expected.html#adb223c48bb02540a9c10d39ccd661290">Expected</a>(U&amp;&amp; r)</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> : <a class="code hl_typedef" href="classripple_1_1Expected.html#a7c75c30f3c1e482bae6df26c2c6b8e6d">Base</a>(<a class="code hl_namespace" href="namespaceboost.html">boost</a>::outcome_v2::in_place_type_t&lt;T&gt;{}, std::forward&lt;U&gt;(r))</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> {</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> }</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> </div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> U&gt;</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> <span class="keyword">requires</span> std::convertible_to&lt;U, E&gt; &amp;&amp; (!std::is_reference_v&lt;U&gt;)</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"><a class="line" href="classripple_1_1Expected.html#a477ed4cf87b2383bb27b68c1b9e41d9d"> 155</a></span> <span class="keyword">constexpr</span> <a class="code hl_function" href="classripple_1_1Expected.html#a477ed4cf87b2383bb27b68c1b9e41d9d">Expected</a>(<a class="code hl_class" href="classripple_1_1Unexpected.html">Unexpected&lt;U&gt;</a> e)</div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> : <a class="code hl_typedef" href="classripple_1_1Expected.html#a7c75c30f3c1e482bae6df26c2c6b8e6d">Base</a>(boost::outcome_v2::in_place_type_t&lt;E&gt;{}, std::move(e.<a class="code hl_function" href="classripple_1_1Unexpected.html#af04742260c630fec78653aed0ff9173c">value</a>()))</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> {</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> }</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> </div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> <span class="keyword">constexpr</span> <span class="keywordtype">bool</span></div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"><a class="line" href="classripple_1_1Expected.html#a21497f2ce9b20f07c1e2df6fed802718"> 161</a></span> <a class="code hl_function" href="classripple_1_1Expected.html#a21497f2ce9b20f07c1e2df6fed802718">has_value</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> <span class="keywordflow">return</span> Base::has_value();</div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> }</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> </div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> <span class="keyword">constexpr</span> T <span class="keyword">const</span>&amp;</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"><a class="line" href="classripple_1_1Expected.html#a1b3b5e1af654beec002e1830580e752f"> 167</a></span> <a class="code hl_function" href="classripple_1_1Expected.html#a1b3b5e1af654beec002e1830580e752f">value</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> <span class="keywordflow">return</span> Base::value();</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> }</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> </div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> <span class="keyword">constexpr</span> T&amp;</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"><a class="line" href="classripple_1_1Expected.html#a42722a9310057abec8f12398050bb7eb"> 173</a></span> <a class="code hl_function" href="classripple_1_1Expected.html#a42722a9310057abec8f12398050bb7eb">value</a>()</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> {</div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> <span class="keywordflow">return</span> Base::value();</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> }</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> </div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> <span class="keyword">constexpr</span> E <span class="keyword">const</span>&amp;</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"><a class="line" href="classripple_1_1Expected.html#a36a8715fd9e8d3331943af6efe0c5583"> 179</a></span> <a class="code hl_function" href="classripple_1_1Expected.html#a36a8715fd9e8d3331943af6efe0c5583">error</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> <span class="keywordflow">return</span> Base::error();</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> }</div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> </div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> <span class="keyword">constexpr</span> E&amp;</div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"><a class="line" href="classripple_1_1Expected.html#ab28de8330138280fb3765b03bdaca976"> 185</a></span> <a class="code hl_function" href="classripple_1_1Expected.html#ab28de8330138280fb3765b03bdaca976">error</a>()</div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> {</div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> <span class="keywordflow">return</span> Base::error();</div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> }</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> </div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> <span class="keyword">constexpr</span> <span class="keyword">explicit</span></div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"><a class="line" href="classripple_1_1Expected.html#a73f255dcb879fe1abaaf52fc5156fb8a"> 191</a></span> <span class="keyword">operator</span> bool()<span class="keyword"> const</span></div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> <span class="keywordflow">return</span> has_value();</div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> }</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> </div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> <span class="comment">// Add operator* and operator-&gt; so the Expected API looks a bit more like</span></div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> <span class="comment">// what std::expected is likely to look like. See:</span></div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> <span class="comment">// http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p0323r10.html</span></div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> [[nodiscard]] <span class="keyword">constexpr</span> T&amp;</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"><a class="line" href="classripple_1_1Expected.html#ab8ec798bcaf68a2eb758812c559a3aa7"> 200</a></span> <a class="code hl_function" href="classripple_1_1Expected.html#ab8ec798bcaf68a2eb758812c559a3aa7">operator*</a>()</div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> {</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> <span class="keywordflow">return</span> this-&gt;value();</div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> }</div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> </div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> [[nodiscard]] <span class="keyword">constexpr</span> T <span class="keyword">const</span>&amp;</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"><a class="line" href="classripple_1_1Expected.html#a31b61e3ca77ba8ce461b9c1914a93f48"> 206</a></span> <a class="code hl_function" href="classripple_1_1Expected.html#a31b61e3ca77ba8ce461b9c1914a93f48">operator*</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> <span class="keywordflow">return</span> this-&gt;value();</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> }</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> </div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> [[nodiscard]] <span class="keyword">constexpr</span> T*</div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"><a class="line" href="classripple_1_1Expected.html#adcf041ca81b627c89c6e6fef3ce8702e"> 212</a></span> <a class="code hl_function" href="classripple_1_1Expected.html#adcf041ca81b627c89c6e6fef3ce8702e">operator-&gt;</a>()</div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> {</div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> <span class="keywordflow">return</span> &amp;this-&gt;value();</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> }</div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> </div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> [[nodiscard]] <span class="keyword">constexpr</span> T <span class="keyword">const</span>*</div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"><a class="line" href="classripple_1_1Expected.html#a1164d847eea84e0878e69826d15b853c"> 218</a></span> <a class="code hl_function" href="classripple_1_1Expected.html#a1164d847eea84e0878e69826d15b853c">operator-&gt;</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> <span class="keywordflow">return</span> &amp;this-&gt;value();</div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> }</div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span>};</div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> </div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span><span class="comment">// Specialization of Expected&lt;void, E&gt;. Allows returning either success</span></div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span><span class="comment">// (without a value) or the reason for the failure.</span></div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span><span class="keyword">template</span> &lt;<span class="keyword">class</span> E&gt;</div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"><a class="line" href="classripple_1_1Expected_3_01void_00_01E_01_4.html"> 227</a></span><span class="keyword">class </span>[[nodiscard]] <a class="code hl_class" href="classripple_1_1Expected.html">Expected</a>&lt;void, E&gt;</div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> : <span class="keyword">private</span> boost::outcome_v2::result&lt;void, E, detail::throw_policy&gt;</div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span>{</div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"><a class="line" href="classripple_1_1Expected_3_01void_00_01E_01_4.html#ab64f7ea889ad57b9d4fb6c12abd03042"> 230</a></span> <span class="keyword">using </span><a class="code hl_typedef" href="classripple_1_1Expected_3_01void_00_01E_01_4.html#ab64f7ea889ad57b9d4fb6c12abd03042">Base</a> = boost::outcome_v2::result&lt;void, E, detail::throw_policy&gt;;</div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> </div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> <span class="comment">// The default constructor makes a successful Expected&lt;void, E&gt;.</span></div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> <span class="comment">// This aligns with std::expected behavior proposed in P0323R10.</span></div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"><a class="line" href="classripple_1_1Expected_3_01void_00_01E_01_4.html#ac09eba67ca2af549969bdcaeedfb36c4"> 235</a></span> <span class="keyword">constexpr</span> <a class="code hl_function" href="classripple_1_1Expected_3_01void_00_01E_01_4.html#ac09eba67ca2af549969bdcaeedfb36c4">Expected</a>() : <a class="code hl_typedef" href="classripple_1_1Expected_3_01void_00_01E_01_4.html#ab64f7ea889ad57b9d4fb6c12abd03042">Base</a>(<a class="code hl_namespace" href="namespaceboost.html">boost</a>::outcome_v2::<a class="code hl_enumvalue" href="namespaceripple.html#a8f71b86b6529e14eaa595d90bc74ae52a260ca9dd8a4577fc00b7bd5810298076">success</a>())</div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> {</div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> }</div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> </div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> U&gt;</div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> <span class="keyword">requires</span> std::convertible_to&lt;U, E&gt; &amp;&amp; (!std::is_reference_v&lt;U&gt;)</div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"><a class="line" href="classripple_1_1Expected_3_01void_00_01E_01_4.html#a867c25176d4adba0e51dd6489d20214a"> 241</a></span> <span class="keyword">constexpr</span> <a class="code hl_function" href="classripple_1_1Expected_3_01void_00_01E_01_4.html#a867c25176d4adba0e51dd6489d20214a">Expected</a>(<a class="code hl_class" href="classripple_1_1Unexpected.html">Unexpected&lt;U&gt;</a> e) : <a class="code hl_typedef" href="classripple_1_1Expected_3_01void_00_01E_01_4.html#ab64f7ea889ad57b9d4fb6c12abd03042">Base</a>(E(std::move(e.<a class="code hl_function" href="classripple_1_1Unexpected.html#af04742260c630fec78653aed0ff9173c">value</a>())))</div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> {</div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> }</div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> </div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> <span class="keyword">constexpr</span> E <span class="keyword">const</span>&amp;</div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"><a class="line" href="classripple_1_1Expected_3_01void_00_01E_01_4.html#a2ee95ac6cdd87d40a3133c07851d59de"> 246</a></span> <a class="code hl_function" href="classripple_1_1Expected_3_01void_00_01E_01_4.html#a2ee95ac6cdd87d40a3133c07851d59de">error</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> <span class="keywordflow">return</span> Base::error();</div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> }</div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> </div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> <span class="keyword">constexpr</span> E&amp;</div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"><a class="line" href="classripple_1_1Expected_3_01void_00_01E_01_4.html#ab4f0eec68a28f7c21b4848d3e8c76059"> 252</a></span> <a class="code hl_function" href="classripple_1_1Expected_3_01void_00_01E_01_4.html#ab4f0eec68a28f7c21b4848d3e8c76059">error</a>()</div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> {</div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> <span class="keywordflow">return</span> Base::error();</div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> }</div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> </div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> <span class="keyword">constexpr</span> <span class="keyword">explicit</span></div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"><a class="line" href="classripple_1_1Expected_3_01void_00_01E_01_4.html#abc08b172d26c725b644a19bf3ebeebb7"> 258</a></span> <span class="keyword">operator</span> bool()<span class="keyword"> const</span></div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> <span class="keywordflow">return</span> Base::has_value();</div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> }</div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span>};</div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> </div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span>} <span class="comment">// namespace ripple</span></div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> </div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span><span class="preprocessor">#endif </span><span class="comment">// RIPPLE_BASICS_EXPECTED_H_INCLUDED</span></div>
<div class="ttc" id="aclassripple_1_1Expected_3_01void_00_01E_01_4_html_a2ee95ac6cdd87d40a3133c07851d59de"><div class="ttname"><a href="classripple_1_1Expected_3_01void_00_01E_01_4.html#a2ee95ac6cdd87d40a3133c07851d59de">ripple::Expected&lt; void, E &gt;::error</a></div><div class="ttdeci">constexpr E const &amp; error() const</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00246">Expected.h:246</a></div></div>
<div class="ttc" id="aclassripple_1_1Expected_3_01void_00_01E_01_4_html_a867c25176d4adba0e51dd6489d20214a"><div class="ttname"><a href="classripple_1_1Expected_3_01void_00_01E_01_4.html#a867c25176d4adba0e51dd6489d20214a">ripple::Expected&lt; void, E &gt;::Expected</a></div><div class="ttdeci">constexpr Expected(Unexpected&lt; U &gt; e)</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00241">Expected.h:241</a></div></div>
<div class="ttc" id="aclassripple_1_1Expected_3_01void_00_01E_01_4_html_ab4f0eec68a28f7c21b4848d3e8c76059"><div class="ttname"><a href="classripple_1_1Expected_3_01void_00_01E_01_4.html#ab4f0eec68a28f7c21b4848d3e8c76059">ripple::Expected&lt; void, E &gt;::error</a></div><div class="ttdeci">constexpr E &amp; error()</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00252">Expected.h:252</a></div></div>
<div class="ttc" id="aclassripple_1_1Expected_3_01void_00_01E_01_4_html_ab64f7ea889ad57b9d4fb6c12abd03042"><div class="ttname"><a href="classripple_1_1Expected_3_01void_00_01E_01_4.html#ab64f7ea889ad57b9d4fb6c12abd03042">ripple::Expected&lt; void, E &gt;::Base</a></div><div class="ttdeci">boost::outcome_v2::result&lt; void, E, detail::throw_policy &gt; Base</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00230">Expected.h:230</a></div></div>
<div class="ttc" id="aclassripple_1_1Expected_3_01void_00_01E_01_4_html_ac09eba67ca2af549969bdcaeedfb36c4"><div class="ttname"><a href="classripple_1_1Expected_3_01void_00_01E_01_4.html#ac09eba67ca2af549969bdcaeedfb36c4">ripple::Expected&lt; void, E &gt;::Expected</a></div><div class="ttdeci">constexpr Expected()</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00235">Expected.h:235</a></div></div>
<div class="ttc" id="aclassripple_1_1Expected_html"><div class="ttname"><a href="classripple_1_1Expected.html">ripple::Expected</a></div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00140">Expected.h:142</a></div></div>
<div class="ttc" id="aclassripple_1_1Expected_html_a1164d847eea84e0878e69826d15b853c"><div class="ttname"><a href="classripple_1_1Expected.html#a1164d847eea84e0878e69826d15b853c">ripple::Expected::operator-&gt;</a></div><div class="ttdeci">constexpr T const * operator-&gt;() const</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00218">Expected.h:218</a></div></div>
<div class="ttc" id="aclassripple_1_1Expected_html_a1b3b5e1af654beec002e1830580e752f"><div class="ttname"><a href="classripple_1_1Expected.html#a1b3b5e1af654beec002e1830580e752f">ripple::Expected::value</a></div><div class="ttdeci">constexpr T const &amp; value() const</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00167">Expected.h:167</a></div></div>
<div class="ttc" id="aclassripple_1_1Expected_html_a21497f2ce9b20f07c1e2df6fed802718"><div class="ttname"><a href="classripple_1_1Expected.html#a21497f2ce9b20f07c1e2df6fed802718">ripple::Expected::has_value</a></div><div class="ttdeci">constexpr bool has_value() const</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00161">Expected.h:161</a></div></div>
<div class="ttc" id="aclassripple_1_1Expected_html_a31b61e3ca77ba8ce461b9c1914a93f48"><div class="ttname"><a href="classripple_1_1Expected.html#a31b61e3ca77ba8ce461b9c1914a93f48">ripple::Expected::operator*</a></div><div class="ttdeci">constexpr T const &amp; operator*() const</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00206">Expected.h:206</a></div></div>
<div class="ttc" id="aclassripple_1_1Expected_html_a36a8715fd9e8d3331943af6efe0c5583"><div class="ttname"><a href="classripple_1_1Expected.html#a36a8715fd9e8d3331943af6efe0c5583">ripple::Expected::error</a></div><div class="ttdeci">constexpr E const &amp; error() const</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00179">Expected.h:179</a></div></div>
<div class="ttc" id="aclassripple_1_1Expected_html_a42722a9310057abec8f12398050bb7eb"><div class="ttname"><a href="classripple_1_1Expected.html#a42722a9310057abec8f12398050bb7eb">ripple::Expected::value</a></div><div class="ttdeci">constexpr T &amp; value()</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00173">Expected.h:173</a></div></div>
<div class="ttc" id="aclassripple_1_1Expected_html_a477ed4cf87b2383bb27b68c1b9e41d9d"><div class="ttname"><a href="classripple_1_1Expected.html#a477ed4cf87b2383bb27b68c1b9e41d9d">ripple::Expected::Expected</a></div><div class="ttdeci">constexpr Expected(Unexpected&lt; U &gt; e)</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00155">Expected.h:155</a></div></div>
<div class="ttc" id="aclassripple_1_1Expected_html_a7c75c30f3c1e482bae6df26c2c6b8e6d"><div class="ttname"><a href="classripple_1_1Expected.html#a7c75c30f3c1e482bae6df26c2c6b8e6d">ripple::Expected::Base</a></div><div class="ttdeci">boost::outcome_v2::result&lt; T, E, detail::throw_policy &gt; Base</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00143">Expected.h:143</a></div></div>
<div class="ttc" id="aclassripple_1_1Expected_html_ab28de8330138280fb3765b03bdaca976"><div class="ttname"><a href="classripple_1_1Expected.html#ab28de8330138280fb3765b03bdaca976">ripple::Expected::error</a></div><div class="ttdeci">constexpr E &amp; error()</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00185">Expected.h:185</a></div></div>
<div class="ttc" id="aclassripple_1_1Expected_html_ab8ec798bcaf68a2eb758812c559a3aa7"><div class="ttname"><a href="classripple_1_1Expected.html#ab8ec798bcaf68a2eb758812c559a3aa7">ripple::Expected::operator*</a></div><div class="ttdeci">constexpr T &amp; operator*()</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00200">Expected.h:200</a></div></div>
<div class="ttc" id="aclassripple_1_1Expected_html_adb223c48bb02540a9c10d39ccd661290"><div class="ttname"><a href="classripple_1_1Expected.html#adb223c48bb02540a9c10d39ccd661290">ripple::Expected::Expected</a></div><div class="ttdeci">constexpr Expected(U &amp;&amp;r)</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00148">Expected.h:148</a></div></div>
<div class="ttc" id="aclassripple_1_1Expected_html_adcf041ca81b627c89c6e6fef3ce8702e"><div class="ttname"><a href="classripple_1_1Expected.html#adcf041ca81b627c89c6e6fef3ce8702e">ripple::Expected::operator-&gt;</a></div><div class="ttdeci">constexpr T * operator-&gt;()</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00212">Expected.h:212</a></div></div>
<div class="ttc" id="aclassripple_1_1Unexpected_html"><div class="ttname"><a href="classripple_1_1Unexpected.html">ripple::Unexpected</a></div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00091">Expected.h:92</a></div></div>
<div class="ttc" id="aclassripple_1_1Unexpected_html_a26afa87e80f6c8c4193991625fc48be5"><div class="ttname"><a href="classripple_1_1Unexpected.html#a26afa87e80f6c8c4193991625fc48be5">ripple::Unexpected::val_</a></div><div class="ttdeci">E val_</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00131">Expected.h:131</a></div></div>
<div class="ttc" id="aclassripple_1_1Unexpected_html_a3150474711a5cc2af8deeaa5979c85c3"><div class="ttname"><a href="classripple_1_1Unexpected.html#a3150474711a5cc2af8deeaa5979c85c3">ripple::Unexpected::value</a></div><div class="ttdeci">constexpr E &amp;&amp; value() &amp;&amp;</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00119">Expected.h:119</a></div></div>
<div class="ttc" id="aclassripple_1_1Unexpected_html_a8139a951450ea521bb2321a4f2417dce"><div class="ttname"><a href="classripple_1_1Unexpected.html#a8139a951450ea521bb2321a4f2417dce">ripple::Unexpected::Unexpected</a></div><div class="ttdeci">constexpr Unexpected(E const &amp;e)</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00098">Expected.h:98</a></div></div>
<div class="ttc" id="aclassripple_1_1Unexpected_html_a940df8b65942b0827cbe28ed8083a570"><div class="ttname"><a href="classripple_1_1Unexpected.html#a940df8b65942b0827cbe28ed8083a570">ripple::Unexpected::value</a></div><div class="ttdeci">constexpr E const &amp;&amp; value() const &amp;&amp;</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00125">Expected.h:125</a></div></div>
<div class="ttc" id="aclassripple_1_1Unexpected_html_ae84f51e4038d4ba8c436d2aa90a33ae8"><div class="ttname"><a href="classripple_1_1Unexpected.html#ae84f51e4038d4ba8c436d2aa90a33ae8">ripple::Unexpected::Unexpected</a></div><div class="ttdeci">Unexpected()=delete</div></div>
<div class="ttc" id="aclassripple_1_1Unexpected_html_af04742260c630fec78653aed0ff9173c"><div class="ttname"><a href="classripple_1_1Unexpected.html#af04742260c630fec78653aed0ff9173c">ripple::Unexpected::value</a></div><div class="ttdeci">constexpr E const &amp; value() const &amp;</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00107">Expected.h:107</a></div></div>
<div class="ttc" id="aclassripple_1_1Unexpected_html_af2f4eee2862f4eab830c32717c524527"><div class="ttname"><a href="classripple_1_1Unexpected.html#af2f4eee2862f4eab830c32717c524527">ripple::Unexpected::Unexpected</a></div><div class="ttdeci">constexpr Unexpected(E &amp;&amp;e)</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00102">Expected.h:102</a></div></div>
<div class="ttc" id="aclassripple_1_1Unexpected_html_aff91fc350ceafff421766192565f9f91"><div class="ttname"><a href="classripple_1_1Unexpected.html#aff91fc350ceafff421766192565f9f91">ripple::Unexpected::value</a></div><div class="ttdeci">constexpr E &amp; value() &amp;</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00113">Expected.h:113</a></div></div>
<div class="ttc" id="ais_same_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/types/is_same.html">std::is_same</a></div></div>
<div class="ttc" id="anamespaceboost_html"><div class="ttname"><a href="namespaceboost.html">boost</a></div><div class="ttdef"><b>Definition:</b> <a href="IPAddress_8h_source.html#l00105">IPAddress.h:105</a></div></div>
<div class="ttc" id="anamespaceripple_html"><div class="ttname"><a href="namespaceripple.html">ripple</a></div><div class="ttdoc">Use hash_* containers for keys that do not need a cryptographically secure hashing algorithm.</div><div class="ttdef"><b>Definition:</b> <a href="algorithm_8h_source.html#l00026">algorithm.h:26</a></div></div>
<div class="ttc" id="anamespaceripple_html_a8f71b86b6529e14eaa595d90bc74ae52a260ca9dd8a4577fc00b7bd5810298076"><div class="ttname"><a href="namespaceripple.html#a8f71b86b6529e14eaa595d90bc74ae52a260ca9dd8a4577fc00b7bd5810298076">ripple::TokenCodecErrc::success</a></div><div class="ttdeci">@ success</div></div>
<div class="ttc" id="anamespacestd_html"><div class="ttname"><a href="namespacestd.html">std</a></div><div class="ttdoc">STL namespace.</div></div>
<div class="ttc" id="aruntime_error_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/error/runtime_error.html">std::runtime_error</a></div></div>
<div class="ttc" id="astdexcept_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/header/stdexcept.html">stdexcept</a></div></div>
<div class="ttc" id="astructripple_1_1bad__expected__access_html"><div class="ttname"><a href="structripple_1_1bad__expected__access.html">ripple::bad_expected_access</a></div><div class="ttdoc">Expected is an approximation of std::expected (hoped for in C++23)</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00049">Expected.h:50</a></div></div>
<div class="ttc" id="astructripple_1_1bad__expected__access_html_a592ea0bca772ffe048f0ab819664ebb8"><div class="ttname"><a href="structripple_1_1bad__expected__access.html#a592ea0bca772ffe048f0ab819664ebb8">ripple::bad_expected_access::bad_expected_access</a></div><div class="ttdeci">bad_expected_access()</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00051">Expected.h:51</a></div></div>
<div class="ttc" id="astructripple_1_1detail_1_1throw__policy_html"><div class="ttname"><a href="structripple_1_1detail_1_1throw__policy.html">ripple::detail::throw_policy</a></div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00059">Expected.h:60</a></div></div>
<div class="ttc" id="astructripple_1_1detail_1_1throw__policy_html_a03d726557cc40c676e99ecd0e2c658c0"><div class="ttname"><a href="structripple_1_1detail_1_1throw__policy.html#a03d726557cc40c676e99ecd0e2c658c0">ripple::detail::throw_policy::wide_exception_check</a></div><div class="ttdeci">static constexpr void wide_exception_check(Impl &amp;&amp;self)</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00079">Expected.h:79</a></div></div>
<div class="ttc" id="astructripple_1_1detail_1_1throw__policy_html_ab75cd8dd53cf58bd8db58e145a0aea0d"><div class="ttname"><a href="structripple_1_1detail_1_1throw__policy.html#ab75cd8dd53cf58bd8db58e145a0aea0d">ripple::detail::throw_policy::wide_value_check</a></div><div class="ttdeci">static constexpr void wide_value_check(Impl &amp;&amp;self)</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00063">Expected.h:63</a></div></div>
<div class="ttc" id="astructripple_1_1detail_1_1throw__policy_html_ad3bdd51235a03c98c878a539077c72ee"><div class="ttname"><a href="structripple_1_1detail_1_1throw__policy.html#ad3bdd51235a03c98c878a539077c72ee">ripple::detail::throw_policy::wide_error_check</a></div><div class="ttdeci">static constexpr void wide_error_check(Impl &amp;&amp;self)</div><div class="ttdef"><b>Definition:</b> <a href="Expected_8h_source.html#l00071">Expected.h:71</a></div></div>
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