<!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 of the Rust file `actix-web-httpauth/src/headers/authorization/scheme/bearer.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>bearer.rs - source</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" type="text/css" href="../../../../../normalize.css"><link rel="stylesheet" type="text/css" href="../../../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../../../../ayu.css" disabled><link rel="stylesheet" type="text/css" href="../../../../../dark.css" disabled><link rel="stylesheet" type="text/css" href="../../../../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../../../../storage.js"></script><script src="../../../../../crates.js"></script><script defer src="../../../../../main.js"></script><script defer src="../../../../../source-script.js"></script><script defer src="../../../../../source-files.js"></script>
<noscript><link rel="stylesheet" href="../../../../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../../../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../../../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../../../../favicon.svg"></head><body class="rustdoc source"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu" role="button">☰</div><a class="sidebar-logo" href="../../../../../actix_web_httpauth/index.html"><div class="logo-container"><img class="rust-logo" src="../../../../../rust-logo.png" alt="logo"></div>
</a></nav><main><div class="width-limiter"><div class="sub-container"><a class="sub-logo-container" href="../../../../../actix_web_httpauth/index.html"><img class="rust-logo" src="../../../../../rust-logo.png" alt="logo"></a><nav class="sub"><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!" aria-haspopup="menu" title="themes"><img width="18" height="18" alt="Pick another theme!" src="../../../../../brush.svg"></button><div id="theme-choices" role="menu"></div></div><form class="search-form"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"></div><button type="button" id="help-button" title="help">?</button><a id="settings-menu" href="../../../../../settings.html" title="settings"><img width="18" height="18" alt="Change settings" src="../../../../../wheel.svg"></a></div></form></nav></div><section id="main-content" class="content"><div class="example-wrap"><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>
<span id="112">112</span>
<span id="113">113</span>
<span id="114">114</span>
<span id="115">115</span>
<span id="116">116</span>
<span id="117">117</span>
<span id="118">118</span>
<span id="119">119</span>
<span id="120">120</span>
<span id="121">121</span>
<span id="122">122</span>
<span id="123">123</span>
<span id="124">124</span>
<span id="125">125</span>
<span id="126">126</span>
<span id="127">127</span>
<span id="128">128</span>
<span id="129">129</span>
<span id="130">130</span>
<span id="131">131</span>
<span id="132">132</span>
<span id="133">133</span>
<span id="134">134</span>
<span id="135">135</span>
<span id="136">136</span>
<span id="137">137</span>
</pre><pre class="rust"><code><span class="kw">use</span> <span class="ident">std::borrow::Cow</span>;
<span class="kw">use</span> <span class="ident">std::fmt</span>;
<span class="kw">use</span> <span class="ident">actix_web::http::header</span>::{<span class="ident">HeaderValue</span>, <span class="ident">InvalidHeaderValue</span>, <span class="ident">TryIntoHeaderValue</span>};
<span class="kw">use</span> <span class="ident">actix_web::web</span>::{<span class="ident">BufMut</span>, <span class="ident">BytesMut</span>};
<span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::headers::authorization::errors::ParseError</span>;
<span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::headers::authorization::scheme::Scheme</span>;
<span class="doccomment">/// Credentials for `Bearer` authentication scheme, defined in [RFC6750](https://tools.ietf.org/html/rfc6750)</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Should be used in combination with</span>
<span class="doccomment">/// [`Authorization`](./struct.Authorization.html) header.</span>
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Clone</span>, <span class="ident">Eq</span>, <span class="ident">Ord</span>, <span class="ident">PartialEq</span>, <span class="ident">PartialOrd</span>)]</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">Bearer</span> {
<span class="ident">token</span>: <span class="ident">Cow</span><span class="op"><</span><span class="lifetime">'static</span>, <span class="ident">str</span><span class="op">></span>,
}
<span class="kw">impl</span> <span class="ident">Bearer</span> {
<span class="doccomment">/// Creates new `Bearer` credentials with the token provided.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ## Example</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// # use actix_web_httpauth::headers::authorization::Bearer;</span>
<span class="doccomment">/// let credentials = Bearer::new("mF_9.B5f-4.1JqM");</span>
<span class="doccomment">/// ```</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>(<span class="ident">token</span>: <span class="ident">T</span>) -> <span class="ident">Bearer</span>
<span class="kw">where</span>
<span class="ident">T</span>: <span class="ident">Into</span><span class="op"><</span><span class="ident">Cow</span><span class="op"><</span><span class="lifetime">'static</span>, <span class="ident">str</span><span class="op">></span><span class="op">></span>,
{
<span class="ident">Bearer</span> {
<span class="ident">token</span>: <span class="ident">token</span>.<span class="ident">into</span>(),
}
}
<span class="doccomment">/// Gets reference to the credentials token.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">token</span>(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span><span class="ident">Cow</span><span class="op"><</span><span class="lifetime">'static</span>, <span class="ident">str</span><span class="op">></span> {
<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">token</span>
}
}
<span class="kw">impl</span> <span class="ident">Scheme</span> <span class="kw">for</span> <span class="ident">Bearer</span> {
<span class="kw">fn</span> <span class="ident">parse</span>(<span class="ident">header</span>: <span class="kw-2">&</span><span class="ident">HeaderValue</span>) -> <span class="prelude-ty">Result</span><span class="op"><</span><span class="self">Self</span>, <span class="ident">ParseError</span><span class="op">></span> {
<span class="comment">// "Bearer *" length</span>
<span class="kw">if</span> <span class="ident">header</span>.<span class="ident">len</span>() <span class="op"><</span> <span class="number">8</span> {
<span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="ident">ParseError::Invalid</span>);
}
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">parts</span> <span class="op">=</span> <span class="ident">header</span>.<span class="ident">to_str</span>()<span class="question-mark">?</span>.<span class="ident">splitn</span>(<span class="number">2</span>, <span class="string">' '</span>);
<span class="kw">match</span> <span class="ident">parts</span>.<span class="ident">next</span>() {
<span class="prelude-val">Some</span>(<span class="ident">scheme</span>) <span class="kw">if</span> <span class="ident">scheme</span> <span class="op">==</span> <span class="string">"Bearer"</span> => (),
<span class="kw">_</span> => <span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="ident">ParseError::MissingScheme</span>),
}
<span class="kw">let</span> <span class="ident">token</span> <span class="op">=</span> <span class="ident">parts</span>.<span class="ident">next</span>().<span class="ident">ok_or</span>(<span class="ident">ParseError::Invalid</span>)<span class="question-mark">?</span>;
<span class="prelude-val">Ok</span>(<span class="ident">Bearer</span> {
<span class="ident">token</span>: <span class="ident">token</span>.<span class="ident">to_string</span>().<span class="ident">into</span>(),
})
}
}
<span class="kw">impl</span> <span class="ident">fmt::Debug</span> <span class="kw">for</span> <span class="ident">Bearer</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">&mut</span> <span class="ident">fmt::Formatter</span><span class="op"><</span><span class="lifetime">'_</span><span class="op">></span>) -> <span class="ident">fmt::Result</span> {
<span class="ident">f</span>.<span class="ident">write_fmt</span>(<span class="macro">format_args!</span>(<span class="string">"Bearer ******"</span>))
}
}
<span class="kw">impl</span> <span class="ident">fmt::Display</span> <span class="kw">for</span> <span class="ident">Bearer</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">&mut</span> <span class="ident">fmt::Formatter</span><span class="op"><</span><span class="lifetime">'_</span><span class="op">></span>) -> <span class="ident">fmt::Result</span> {
<span class="ident">f</span>.<span class="ident">write_fmt</span>(<span class="macro">format_args!</span>(<span class="string">"Bearer {}"</span>, <span class="self">self</span>.<span class="ident">token</span>))
}
}
<span class="kw">impl</span> <span class="ident">TryIntoHeaderValue</span> <span class="kw">for</span> <span class="ident">Bearer</span> {
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">InvalidHeaderValue</span>;
<span class="kw">fn</span> <span class="ident">try_into_value</span>(<span class="self">self</span>) -> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">HeaderValue</span>, <span class="ident"><span class="self">Self</span>::Error</span><span class="op">></span> {
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">buffer</span> <span class="op">=</span> <span class="ident">BytesMut::with_capacity</span>(<span class="number">7</span> <span class="op">+</span> <span class="self">self</span>.<span class="ident">token</span>.<span class="ident">len</span>());
<span class="ident">buffer</span>.<span class="ident">put</span>(<span class="kw-2">&</span><span class="string">b"Bearer "</span>[..]);
<span class="ident">buffer</span>.<span class="ident">extend_from_slice</span>(<span class="self">self</span>.<span class="ident">token</span>.<span class="ident">as_bytes</span>());
<span class="ident">HeaderValue::from_maybe_shared</span>(<span class="ident">buffer</span>.<span class="ident">freeze</span>())
}
}
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">test</span>)]</span>
<span class="kw">mod</span> <span class="ident">tests</span> {
<span class="kw">use</span> <span class="kw">super</span>::<span class="kw-2">*</span>;
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_parse_header</span>() {
<span class="kw">let</span> <span class="ident">value</span> <span class="op">=</span> <span class="ident">HeaderValue::from_static</span>(<span class="string">"Bearer mF_9.B5f-4.1JqM"</span>);
<span class="kw">let</span> <span class="ident">scheme</span> <span class="op">=</span> <span class="ident">Bearer::parse</span>(<span class="kw-2">&</span><span class="ident">value</span>);
<span class="macro">assert!</span>(<span class="ident">scheme</span>.<span class="ident">is_ok</span>());
<span class="kw">let</span> <span class="ident">scheme</span> <span class="op">=</span> <span class="ident">scheme</span>.<span class="ident">unwrap</span>();
<span class="macro">assert_eq!</span>(<span class="ident">scheme</span>.<span class="ident">token</span>, <span class="string">"mF_9.B5f-4.1JqM"</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_empty_header</span>() {
<span class="kw">let</span> <span class="ident">value</span> <span class="op">=</span> <span class="ident">HeaderValue::from_static</span>(<span class="string">""</span>);
<span class="kw">let</span> <span class="ident">scheme</span> <span class="op">=</span> <span class="ident">Bearer::parse</span>(<span class="kw-2">&</span><span class="ident">value</span>);
<span class="macro">assert!</span>(<span class="ident">scheme</span>.<span class="ident">is_err</span>());
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_wrong_scheme</span>() {
<span class="kw">let</span> <span class="ident">value</span> <span class="op">=</span> <span class="ident">HeaderValue::from_static</span>(<span class="string">"OAuthToken foo"</span>);
<span class="kw">let</span> <span class="ident">scheme</span> <span class="op">=</span> <span class="ident">Bearer::parse</span>(<span class="kw-2">&</span><span class="ident">value</span>);
<span class="macro">assert!</span>(<span class="ident">scheme</span>.<span class="ident">is_err</span>());
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_missing_token</span>() {
<span class="kw">let</span> <span class="ident">value</span> <span class="op">=</span> <span class="ident">HeaderValue::from_static</span>(<span class="string">"Bearer "</span>);
<span class="kw">let</span> <span class="ident">scheme</span> <span class="op">=</span> <span class="ident">Bearer::parse</span>(<span class="kw-2">&</span><span class="ident">value</span>);
<span class="macro">assert!</span>(<span class="ident">scheme</span>.<span class="ident">is_err</span>());
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">test_into_header_value</span>() {
<span class="kw">let</span> <span class="ident">bearer</span> <span class="op">=</span> <span class="ident">Bearer::new</span>(<span class="string">"mF_9.B5f-4.1JqM"</span>);
<span class="kw">let</span> <span class="ident">result</span> <span class="op">=</span> <span class="ident">bearer</span>.<span class="ident">try_into_value</span>();
<span class="macro">assert!</span>(<span class="ident">result</span>.<span class="ident">is_ok</span>());
<span class="macro">assert_eq!</span>(
<span class="ident">result</span>.<span class="ident">unwrap</span>(),
<span class="ident">HeaderValue::from_static</span>(<span class="string">"Bearer mF_9.B5f-4.1JqM"</span>)
);
}
}
</code></pre></div>
</section><section id="search" class="content hidden"></section></div></main><div id="rustdoc-vars" data-root-path="../../../../../" data-current-crate="actix_web_httpauth" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.59.0-nightly (cfa3fe5af 2021-12-31)" ></div>
</body></html>