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<li class="navelem"><a class="el" href="dir_d93a1d4020dea85bb71b237545b5e722.html">tests</a></li><li class="navelem"><a class="el" href="dir_0a321ebb528212eb1dfd6a585a956ad6.html">libxrpl</a></li><li class="navelem"><a class="el" href="dir_4d01398aeab125acfdb0b597d5e56fe9.html">basics</a></li> </ul>
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<div class="headertitle"><div class="title">scope.cpp</div></div>
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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">#include &lt;xrpl/basics/scope.h&gt;</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> </div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="preprocessor">#include &lt;doctest/doctest.h&gt;</span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> </div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="keyword">using namespace </span><a class="code hl_namespace" href="namespaceripple.html">ripple</a>;</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> </div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span>TEST_CASE(<span class="stringliteral">&quot;scope_exit&quot;</span>)</div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span>{</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> <span class="comment">// scope_exit always executes the functor on destruction,</span></div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> <span class="comment">// unless release() is called</span></div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> <span class="keywordtype">int</span> i = 0;</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> {</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> <a class="code hl_class" href="classripple_1_1scope__exit.html">scope_exit</a> x{[&amp;i]() { i = 1; }};</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> }</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> <a class="code hl_enumvalue" href="namespaceripple.html#a22768e0a41b646442c98d38f2f2a307ba8c46d8d9d3402788403e2f6911153089">CHECK</a>(i == 1);</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> {</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> <a class="code hl_class" href="classripple_1_1scope__exit.html">scope_exit</a> x{[&amp;i]() { i = 2; }};</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> x.<a class="code hl_function" href="classripple_1_1scope__exit.html#aaaceccad7a4c6332e543906f64e0a555">release</a>();</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> <a class="code hl_enumvalue" href="namespaceripple.html#a22768e0a41b646442c98d38f2f2a307ba8c46d8d9d3402788403e2f6911153089">CHECK</a>(i == 1);</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> {</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> <a class="code hl_class" href="classripple_1_1scope__exit.html">scope_exit</a> x{[&amp;i]() { i += 2; }};</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> <span class="keyword">auto</span> x2 = std::move(x);</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> }</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> <a class="code hl_enumvalue" href="namespaceripple.html#a22768e0a41b646442c98d38f2f2a307ba8c46d8d9d3402788403e2f6911153089">CHECK</a>(i == 3);</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> {</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> <a class="code hl_class" href="classripple_1_1scope__exit.html">scope_exit</a> x{[&amp;i]() { i = 4; }};</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> x.<a class="code hl_function" href="classripple_1_1scope__exit.html#aaaceccad7a4c6332e543906f64e0a555">release</a>();</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> <span class="keyword">auto</span> x2 = std::move(x);</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> }</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> <a class="code hl_enumvalue" href="namespaceripple.html#a22768e0a41b646442c98d38f2f2a307ba8c46d8d9d3402788403e2f6911153089">CHECK</a>(i == 3);</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> {</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> <span class="keywordflow">try</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> <a class="code hl_class" href="classripple_1_1scope__exit.html">scope_exit</a> x{[&amp;i]() { i = 5; }};</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> <span class="keywordflow">throw</span> 1;</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="keywordflow">catch</span> (...)</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> {</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> }</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> <a class="code hl_enumvalue" href="namespaceripple.html#a22768e0a41b646442c98d38f2f2a307ba8c46d8d9d3402788403e2f6911153089">CHECK</a>(i == 5);</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> {</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> <span class="keywordflow">try</span></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> <a class="code hl_class" href="classripple_1_1scope__exit.html">scope_exit</a> x{[&amp;i]() { i = 6; }};</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> x.<a class="code hl_function" href="classripple_1_1scope__exit.html#aaaceccad7a4c6332e543906f64e0a555">release</a>();</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> <span class="keywordflow">throw</span> 1;</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="keywordflow">catch</span> (...)</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</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> }</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> <a class="code hl_enumvalue" href="namespaceripple.html#a22768e0a41b646442c98d38f2f2a307ba8c46d8d9d3402788403e2f6911153089">CHECK</a>(i == 5);</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> </div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span>TEST_CASE(<span class="stringliteral">&quot;scope_fail&quot;</span>)</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span>{</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <span class="comment">// scope_fail executes the functor on destruction only</span></div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> <span class="comment">// if an exception is unwinding, unless release() is called</span></div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> <span class="keywordtype">int</span> i = 0;</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> {</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> <a class="code hl_class" href="classripple_1_1scope__fail.html">scope_fail</a> x{[&amp;i]() { i = 1; }};</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> <a class="code hl_enumvalue" href="namespaceripple.html#a22768e0a41b646442c98d38f2f2a307ba8c46d8d9d3402788403e2f6911153089">CHECK</a>(i == 0);</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> <a class="code hl_class" href="classripple_1_1scope__fail.html">scope_fail</a> x{[&amp;i]() { i = 2; }};</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> x.<a class="code hl_function" href="classripple_1_1scope__fail.html#a4996219c5c7c2590b2e0ff74c4d19a8b">release</a>();</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> }</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> <a class="code hl_enumvalue" href="namespaceripple.html#a22768e0a41b646442c98d38f2f2a307ba8c46d8d9d3402788403e2f6911153089">CHECK</a>(i == 0);</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> <a class="code hl_class" href="classripple_1_1scope__fail.html">scope_fail</a> x{[&amp;i]() { i = 3; }};</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> <span class="keyword">auto</span> x2 = std::move(x);</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> <a class="code hl_enumvalue" href="namespaceripple.html#a22768e0a41b646442c98d38f2f2a307ba8c46d8d9d3402788403e2f6911153089">CHECK</a>(i == 0);</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"> 96</span> <a class="code hl_class" href="classripple_1_1scope__fail.html">scope_fail</a> x{[&amp;i]() { i = 4; }};</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> x.<a class="code hl_function" href="classripple_1_1scope__fail.html#a4996219c5c7c2590b2e0ff74c4d19a8b">release</a>();</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <span class="keyword">auto</span> x2 = std::move(x);</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> <a class="code hl_enumvalue" href="namespaceripple.html#a22768e0a41b646442c98d38f2f2a307ba8c46d8d9d3402788403e2f6911153089">CHECK</a>(i == 0);</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"> 102</span> <span class="keywordflow">try</span></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> <a class="code hl_class" href="classripple_1_1scope__fail.html">scope_fail</a> x{[&amp;i]() { i = 5; }};</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <span class="keywordflow">throw</span> 1;</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> }</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> <span class="keywordflow">catch</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> }</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> <a class="code hl_enumvalue" href="namespaceripple.html#a22768e0a41b646442c98d38f2f2a307ba8c46d8d9d3402788403e2f6911153089">CHECK</a>(i == 5);</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> <span class="keywordflow">try</span></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> <a class="code hl_class" href="classripple_1_1scope__fail.html">scope_fail</a> x{[&amp;i]() { i = 6; }};</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> x.<a class="code hl_function" href="classripple_1_1scope__fail.html#a4996219c5c7c2590b2e0ff74c4d19a8b">release</a>();</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> <span class="keywordflow">throw</span> 1;</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> }</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> <span class="keywordflow">catch</span> (...)</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> }</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> <a class="code hl_enumvalue" href="namespaceripple.html#a22768e0a41b646442c98d38f2f2a307ba8c46d8d9d3402788403e2f6911153089">CHECK</a>(i == 5);</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span>}</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> </div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span>TEST_CASE(<span class="stringliteral">&quot;scope_success&quot;</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="comment">// scope_success executes the functor on destruction only</span></div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> <span class="comment">// if an exception is not unwinding, unless release() is called</span></div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> <span class="keywordtype">int</span> i = 0;</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> {</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> <a class="code hl_class" href="classripple_1_1scope__success.html">scope_success</a> x{[&amp;i]() { i = 1; }};</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> <a class="code hl_enumvalue" href="namespaceripple.html#a22768e0a41b646442c98d38f2f2a307ba8c46d8d9d3402788403e2f6911153089">CHECK</a>(i == 1);</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> {</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> <a class="code hl_class" href="classripple_1_1scope__success.html">scope_success</a> x{[&amp;i]() { i = 2; }};</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> x.<a class="code hl_function" href="classripple_1_1scope__success.html#a872976a2e74fbe290c1d474f27905317">release</a>();</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> }</div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> <a class="code hl_enumvalue" href="namespaceripple.html#a22768e0a41b646442c98d38f2f2a307ba8c46d8d9d3402788403e2f6911153089">CHECK</a>(i == 1);</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> {</div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> <a class="code hl_class" href="classripple_1_1scope__success.html">scope_success</a> x{[&amp;i]() { i += 2; }};</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> <span class="keyword">auto</span> x2 = std::move(x);</div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> }</div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> <a class="code hl_enumvalue" href="namespaceripple.html#a22768e0a41b646442c98d38f2f2a307ba8c46d8d9d3402788403e2f6911153089">CHECK</a>(i == 3);</div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> {</div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> <a class="code hl_class" href="classripple_1_1scope__success.html">scope_success</a> x{[&amp;i]() { i = 4; }};</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> x.<a class="code hl_function" href="classripple_1_1scope__success.html#a872976a2e74fbe290c1d474f27905317">release</a>();</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> <span class="keyword">auto</span> x2 = std::move(x);</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> }</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> <a class="code hl_enumvalue" href="namespaceripple.html#a22768e0a41b646442c98d38f2f2a307ba8c46d8d9d3402788403e2f6911153089">CHECK</a>(i == 3);</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> <span class="keywordflow">try</span></div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> {</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> <a class="code hl_class" href="classripple_1_1scope__success.html">scope_success</a> x{[&amp;i]() { i = 5; }};</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> <span class="keywordflow">throw</span> 1;</div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> }</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> <span class="keywordflow">catch</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> }</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> <a class="code hl_enumvalue" href="namespaceripple.html#a22768e0a41b646442c98d38f2f2a307ba8c46d8d9d3402788403e2f6911153089">CHECK</a>(i == 3);</div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> {</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> <span class="keywordflow">try</span></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> <a class="code hl_class" href="classripple_1_1scope__success.html">scope_success</a> x{[&amp;i]() { i = 6; }};</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> x.<a class="code hl_function" href="classripple_1_1scope__success.html#a872976a2e74fbe290c1d474f27905317">release</a>();</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> <span class="keywordflow">throw</span> 1;</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> }</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> <span class="keywordflow">catch</span> (...)</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> }</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> <a class="code hl_enumvalue" href="namespaceripple.html#a22768e0a41b646442c98d38f2f2a307ba8c46d8d9d3402788403e2f6911153089">CHECK</a>(i == 3);</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span>}</div>
<div class="ttc" id="aclassripple_1_1scope__exit_html"><div class="ttname"><a href="classripple_1_1scope__exit.html">ripple::scope_exit</a></div><div class="ttdef"><b>Definition</b> <a href="scope_8h_source.html#l00045">scope.h:46</a></div></div>
<div class="ttc" id="aclassripple_1_1scope__exit_html_aaaceccad7a4c6332e543906f64e0a555"><div class="ttname"><a href="classripple_1_1scope__exit.html#aaaceccad7a4c6332e543906f64e0a555">ripple::scope_exit::release</a></div><div class="ttdeci">void release() noexcept</div><div class="ttdef"><b>Definition</b> <a href="scope_8h_source.html#l00083">scope.h:83</a></div></div>
<div class="ttc" id="aclassripple_1_1scope__fail_html"><div class="ttname"><a href="classripple_1_1scope__fail.html">ripple::scope_fail</a></div><div class="ttdef"><b>Definition</b> <a href="scope_8h_source.html#l00093">scope.h:94</a></div></div>
<div class="ttc" id="aclassripple_1_1scope__fail_html_a4996219c5c7c2590b2e0ff74c4d19a8b"><div class="ttname"><a href="classripple_1_1scope__fail.html#a4996219c5c7c2590b2e0ff74c4d19a8b">ripple::scope_fail::release</a></div><div class="ttdeci">void release() noexcept</div><div class="ttdef"><b>Definition</b> <a href="scope_8h_source.html#l00134">scope.h:134</a></div></div>
<div class="ttc" id="aclassripple_1_1scope__success_html"><div class="ttname"><a href="classripple_1_1scope__success.html">ripple::scope_success</a></div><div class="ttdef"><b>Definition</b> <a href="scope_8h_source.html#l00144">scope.h:145</a></div></div>
<div class="ttc" id="aclassripple_1_1scope__success_html_a872976a2e74fbe290c1d474f27905317"><div class="ttname"><a href="classripple_1_1scope__success.html#a872976a2e74fbe290c1d474f27905317">ripple::scope_success::release</a></div><div class="ttdeci">void release() noexcept</div><div class="ttdef"><b>Definition</b> <a href="scope_8h_source.html#l00183">scope.h:183</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#l00025">algorithm.h:25</a></div></div>
<div class="ttc" id="anamespaceripple_html_a22768e0a41b646442c98d38f2f2a307ba8c46d8d9d3402788403e2f6911153089"><div class="ttname"><a href="namespaceripple.html#a22768e0a41b646442c98d38f2f2a307ba8c46d8d9d3402788403e2f6911153089">ripple::LedgerNameSpace::CHECK</a></div><div class="ttdeci">@ CHECK</div></div>
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