<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta name="generator" content="rustdoc">
<meta name="description" content="Source to the Rust file `src/error.rs`.">
<meta name="keywords" content="rust, rustlang, rust-lang">
<title>error.rs.html -- source</title>
<link rel="stylesheet" type="text/css" href="../../normalize.css">
<link rel="stylesheet" type="text/css" href="../../rustdoc.css">
<link rel="stylesheet" type="text/css" href="../../main.css">
<link rel="shortcut icon" href="https://lambdastackio.github.io/static/images/favicon.ico">
</head>
<body class="rustdoc source">
<nav class="sidebar">
<a href='../../ceph_rust/index.html'><img src='https://lambdastackio.github.io/static/images/lambdastack-200x200.png' alt='logo' width='100'></a>
</nav>
<nav class="sub">
<form class="search-form js-only">
<div class="search-container">
<input class="search-input" name="search"
autocomplete="off"
placeholder="Click or press ‘S’ to search, ‘?’ for more options…"
type="search">
</div>
</form>
</nav>
<section id='main' class="content"><pre class="line-numbers"><span id="1"> 1</span>
<span id="2"> 2</span>
<span id="3"> 3</span>
<span id="4"> 4</span>
<span id="5"> 5</span>
<span id="6"> 6</span>
<span id="7"> 7</span>
<span id="8"> 8</span>
<span id="9"> 9</span>
<span id="10"> 10</span>
<span id="11"> 11</span>
<span id="12"> 12</span>
<span id="13"> 13</span>
<span id="14"> 14</span>
<span id="15"> 15</span>
<span id="16"> 16</span>
<span id="17"> 17</span>
<span id="18"> 18</span>
<span id="19"> 19</span>
<span id="20"> 20</span>
<span id="21"> 21</span>
<span id="22"> 22</span>
<span id="23"> 23</span>
<span id="24"> 24</span>
<span id="25"> 25</span>
<span id="26"> 26</span>
<span id="27"> 27</span>
<span id="28"> 28</span>
<span id="29"> 29</span>
<span id="30"> 30</span>
<span id="31"> 31</span>
<span id="32"> 32</span>
<span id="33"> 33</span>
<span id="34"> 34</span>
<span id="35"> 35</span>
<span id="36"> 36</span>
<span id="37"> 37</span>
<span id="38"> 38</span>
<span id="39"> 39</span>
<span id="40"> 40</span>
<span id="41"> 41</span>
<span id="42"> 42</span>
<span id="43"> 43</span>
<span id="44"> 44</span>
<span id="45"> 45</span>
<span id="46"> 46</span>
<span id="47"> 47</span>
<span id="48"> 48</span>
<span id="49"> 49</span>
<span id="50"> 50</span>
<span id="51"> 51</span>
<span id="52"> 52</span>
<span id="53"> 53</span>
<span id="54"> 54</span>
<span id="55"> 55</span>
<span id="56"> 56</span>
<span id="57"> 57</span>
<span id="58"> 58</span>
<span id="59"> 59</span>
<span id="60"> 60</span>
<span id="61"> 61</span>
<span id="62"> 62</span>
<span id="63"> 63</span>
<span id="64"> 64</span>
<span id="65"> 65</span>
<span id="66"> 66</span>
<span id="67"> 67</span>
<span id="68"> 68</span>
<span id="69"> 69</span>
<span id="70"> 70</span>
<span id="71"> 71</span>
<span id="72"> 72</span>
<span id="73"> 73</span>
<span id="74"> 74</span>
<span id="75"> 75</span>
<span id="76"> 76</span>
<span id="77"> 77</span>
<span id="78"> 78</span>
<span id="79"> 79</span>
<span id="80"> 80</span>
<span id="81"> 81</span>
<span id="82"> 82</span>
<span id="83"> 83</span>
<span id="84"> 84</span>
<span id="85"> 85</span>
<span id="86"> 86</span>
<span id="87"> 87</span>
<span id="88"> 88</span>
<span id="89"> 89</span>
<span id="90"> 90</span>
<span id="91"> 91</span>
<span id="92"> 92</span>
<span id="93"> 93</span>
<span id="94"> 94</span>
<span id="95"> 95</span>
<span id="96"> 96</span>
<span id="97"> 97</span>
<span id="98"> 98</span>
<span id="99"> 99</span>
<span id="100">100</span>
<span id="101">101</span>
<span id="102">102</span>
<span id="103">103</span>
<span id="104">104</span>
<span id="105">105</span>
<span id="106">106</span>
<span id="107">107</span>
<span id="108">108</span>
<span id="109">109</span>
<span id="110">110</span>
<span id="111">111</span>
</pre><pre class="rust ">
<span class="comment">// Copyright 2017 LambdaStack All rights reserved.</span>
<span class="comment">//</span>
<span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span>
<span class="comment">// you may not use this file except in compliance with the License.</span>
<span class="comment">// You may obtain a copy of the License at</span>
<span class="comment">//</span>
<span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span>
<span class="comment">//</span>
<span class="comment">// Unless required by applicable law or agreed to in writing, software</span>
<span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span>
<span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span>
<span class="comment">// See the License for the specific language governing permissions and</span>
<span class="comment">// limitations under the License.</span>
<span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">str</span>, <span class="ident">fmt</span>};
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">error</span>::<span class="ident">Error</span> <span class="kw">as</span> <span class="ident">StdError</span>;
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">ffi</span>::{<span class="ident">IntoStringError</span>, <span class="ident">NulError</span>};
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">io</span>::<span class="ident">Error</span>;
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">string</span>::<span class="ident">FromUtf8Error</span>;
<span class="kw">use</span> <span class="ident">uuid</span>::<span class="ident">ParseError</span>;
<span class="doccomment">/// Custom error handling for the library</span>
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>)]</span>
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">RadosError</span> {
<span class="ident">FromUtf8Error</span>(<span class="ident">FromUtf8Error</span>),
<span class="ident">NulError</span>(<span class="ident">NulError</span>),
<span class="ident">Error</span>(<span class="ident">String</span>),
<span class="ident">IoError</span>(<span class="ident">Error</span>),
<span class="ident">IntoStringError</span>(<span class="ident">IntoStringError</span>),
<span class="ident">ParseError</span>(<span class="ident">ParseError</span>),
}
<span class="kw">pub</span> <span class="kw">type</span> <span class="ident">RadosResult</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="op">=</span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">RadosError</span><span class="op">></span>;
<span class="kw">impl</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="kw">for</span> <span class="ident">RadosError</span> {
<span class="kw">fn</span> <span class="ident">fmt</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">f</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">fmt</span>::<span class="ident">Formatter</span>) <span class="op">-></span> <span class="ident">fmt</span>::<span class="prelude-ty">Result</span> {
<span class="ident">f</span>.<span class="ident">write_str</span>(<span class="self">self</span>.<span class="ident">description</span>())
}
}
<span class="kw">impl</span> <span class="ident">StdError</span> <span class="kw">for</span> <span class="ident">RadosError</span> {
<span class="kw">fn</span> <span class="ident">description</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="kw-2">&</span><span class="ident">str</span> {
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
<span class="ident">RadosError</span>::<span class="ident">FromUtf8Error</span>(<span class="kw-2">ref</span> <span class="ident">e</span>) <span class="op">=></span> <span class="ident">e</span>.<span class="ident">description</span>(),
<span class="ident">RadosError</span>::<span class="ident">NulError</span>(<span class="kw-2">ref</span> <span class="ident">e</span>) <span class="op">=></span> <span class="ident">e</span>.<span class="ident">description</span>(),
<span class="ident">RadosError</span>::<span class="ident">Error</span>(<span class="kw-2">ref</span> <span class="ident">e</span>) <span class="op">=></span> <span class="kw-2">&</span><span class="ident">e</span>,
<span class="ident">RadosError</span>::<span class="ident">IoError</span>(<span class="kw-2">ref</span> <span class="ident">e</span>) <span class="op">=></span> <span class="ident">e</span>.<span class="ident">description</span>(),
<span class="ident">RadosError</span>::<span class="ident">IntoStringError</span>(<span class="kw-2">ref</span> <span class="ident">e</span>) <span class="op">=></span> <span class="ident">e</span>.<span class="ident">description</span>(),
<span class="ident">RadosError</span>::<span class="ident">ParseError</span>(<span class="kw-2">ref</span> <span class="ident">e</span>) <span class="op">=></span> <span class="ident">e</span>.<span class="ident">description</span>(),
}
}
<span class="kw">fn</span> <span class="ident">cause</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="prelude-ty">Option</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">StdError</span><span class="op">></span> {
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
<span class="ident">RadosError</span>::<span class="ident">FromUtf8Error</span>(<span class="kw-2">ref</span> <span class="ident">e</span>) <span class="op">=></span> <span class="ident">e</span>.<span class="ident">cause</span>(),
<span class="ident">RadosError</span>::<span class="ident">NulError</span>(<span class="kw-2">ref</span> <span class="ident">e</span>) <span class="op">=></span> <span class="ident">e</span>.<span class="ident">cause</span>(),
<span class="ident">RadosError</span>::<span class="ident">Error</span>(_) <span class="op">=></span> <span class="prelude-val">None</span>,
<span class="ident">RadosError</span>::<span class="ident">IoError</span>(<span class="kw-2">ref</span> <span class="ident">e</span>) <span class="op">=></span> <span class="ident">e</span>.<span class="ident">cause</span>(),
<span class="ident">RadosError</span>::<span class="ident">IntoStringError</span>(<span class="kw-2">ref</span> <span class="ident">e</span>) <span class="op">=></span> <span class="ident">e</span>.<span class="ident">cause</span>(),
<span class="ident">RadosError</span>::<span class="ident">ParseError</span>(<span class="kw-2">ref</span> <span class="ident">e</span>) <span class="op">=></span> <span class="ident">e</span>.<span class="ident">cause</span>(),
}
}
}
<span class="kw">impl</span> <span class="ident">RadosError</span> {
<span class="doccomment">/// Create a new RadosError with a String message</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">err</span>: <span class="ident">String</span>) <span class="op">-></span> <span class="ident">RadosError</span> {
<span class="ident">RadosError</span>::<span class="ident">Error</span>(<span class="ident">err</span>)
}
<span class="doccomment">/// Convert a RadosError into a String representation.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">to_string</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">String</span> {
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
<span class="ident">RadosError</span>::<span class="ident">FromUtf8Error</span>(<span class="kw-2">ref</span> <span class="ident">err</span>) <span class="op">=></span> <span class="ident">err</span>.<span class="ident">utf8_error</span>().<span class="ident">to_string</span>(),
<span class="ident">RadosError</span>::<span class="ident">NulError</span>(<span class="kw-2">ref</span> <span class="ident">err</span>) <span class="op">=></span> <span class="ident">err</span>.<span class="ident">description</span>().<span class="ident">to_string</span>(),
<span class="ident">RadosError</span>::<span class="ident">Error</span>(<span class="kw-2">ref</span> <span class="ident">err</span>) <span class="op">=></span> <span class="ident">err</span>.<span class="ident">to_string</span>(),
<span class="ident">RadosError</span>::<span class="ident">IoError</span>(<span class="kw-2">ref</span> <span class="ident">err</span>) <span class="op">=></span> <span class="ident">err</span>.<span class="ident">description</span>().<span class="ident">to_string</span>(),
<span class="ident">RadosError</span>::<span class="ident">IntoStringError</span>(<span class="kw-2">ref</span> <span class="ident">err</span>) <span class="op">=></span> <span class="ident">err</span>.<span class="ident">description</span>().<span class="ident">to_string</span>(),
<span class="ident">RadosError</span>::<span class="ident">ParseError</span>(_) <span class="op">=></span> <span class="string">"Uuid parse error"</span>.<span class="ident">to_string</span>(),
}
}
}
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">ParseError</span><span class="op">></span> <span class="kw">for</span> <span class="ident">RadosError</span> {
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">err</span>: <span class="ident">ParseError</span>) <span class="op">-></span> <span class="ident">RadosError</span> {
<span class="ident">RadosError</span>::<span class="ident">ParseError</span>(<span class="ident">err</span>)
}
}
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">NulError</span><span class="op">></span> <span class="kw">for</span> <span class="ident">RadosError</span> {
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">err</span>: <span class="ident">NulError</span>) <span class="op">-></span> <span class="ident">RadosError</span> {
<span class="ident">RadosError</span>::<span class="ident">NulError</span>(<span class="ident">err</span>)
}
}
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">FromUtf8Error</span><span class="op">></span> <span class="kw">for</span> <span class="ident">RadosError</span> {
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">err</span>: <span class="ident">FromUtf8Error</span>) <span class="op">-></span> <span class="ident">RadosError</span> {
<span class="ident">RadosError</span>::<span class="ident">FromUtf8Error</span>(<span class="ident">err</span>)
}
}
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">IntoStringError</span><span class="op">></span> <span class="kw">for</span> <span class="ident">RadosError</span> {
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">err</span>: <span class="ident">IntoStringError</span>) <span class="op">-></span> <span class="ident">RadosError</span> {
<span class="ident">RadosError</span>::<span class="ident">IntoStringError</span>(<span class="ident">err</span>)
}
}
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">Error</span><span class="op">></span> <span class="kw">for</span> <span class="ident">RadosError</span> {
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">err</span>: <span class="ident">Error</span>) <span class="op">-></span> <span class="ident">RadosError</span> {
<span class="ident">RadosError</span>::<span class="ident">IoError</span>(<span class="ident">err</span>)
}
}
</pre>
</section>
<section id='search' class="content hidden"></section>
<section class="footer"></section>
<aside id="help" class="hidden">
<div>
<h1 class="hidden">Help</h1>
<div class="shortcuts">
<h2>Keyboard Shortcuts</h2>
<dl>
<dt>?</dt>
<dd>Show this help dialog</dd>
<dt>S</dt>
<dd>Focus the search field</dd>
<dt>⇤</dt>
<dd>Move up in search results</dd>
<dt>⇥</dt>
<dd>Move down in search results</dd>
<dt>⏎</dt>
<dd>Go to active search result</dd>
<dt>+</dt>
<dd>Collapse/expand all sections</dd>
</dl>
</div>
<div class="infos">
<h2>Search Tricks</h2>
<p>
Prefix searches with a type followed by a colon (e.g.
<code>fn:</code>) to restrict the search to a given type.
</p>
<p>
Accepted types are: <code>fn</code>, <code>mod</code>,
<code>struct</code>, <code>enum</code>,
<code>trait</code>, <code>type</code>, <code>macro</code>,
and <code>const</code>.
</p>
<p>
Search functions by type signature (e.g.
<code>vec -> usize</code> or <code>* -> vec</code>)
</p>
</div>
</div>
</aside>
<script>
window.rootPath = "../../";
window.currentCrate = "ceph_rust";
</script>
<script src="../../main.js"></script>
<script defer src="../../search-index.js"></script>
</body>
</html>