| <!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 `/root/.cargo/registry/src/github.com-1ecc6299db9ec823/tonic-0.6.2/src/metadata/key.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>key.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" href="../../../normalize.css"><link rel="stylesheet" href="../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" href="../../../ayu.css" disabled><link rel="stylesheet" href="../../../dark.css" disabled><link rel="stylesheet" href="../../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../../storage.js"></script><script defer src="../../../source-script.js"></script><script defer src="../../../source-files.js"></script><script defer src="../../../main.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"><a class="sidebar-logo" href="../../../tonic/index.html"><div class="logo-container"> |
| <img src="https://raw.githubusercontent.com/tokio-rs/website/master/public/img/icons/tonic.svg" alt="logo"></div></a></nav><main><div class="width-limiter"><nav class="sub"><a class="sub-logo-container" href="../../../tonic/index.html"> |
| <img src="https://raw.githubusercontent.com/tokio-rs/website/master/public/img/icons/tonic.svg" alt="logo"></a><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><a href="../../../help.html">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../../wheel.svg"></a></div></div></form></nav><section id="main-content" class="content"><div class="example-wrap"><pre class="src-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> |
| <span id="138">138</span> |
| <span id="139">139</span> |
| <span id="140">140</span> |
| <span id="141">141</span> |
| <span id="142">142</span> |
| <span id="143">143</span> |
| <span id="144">144</span> |
| <span id="145">145</span> |
| <span id="146">146</span> |
| <span id="147">147</span> |
| <span id="148">148</span> |
| <span id="149">149</span> |
| <span id="150">150</span> |
| <span id="151">151</span> |
| <span id="152">152</span> |
| <span id="153">153</span> |
| <span id="154">154</span> |
| <span id="155">155</span> |
| <span id="156">156</span> |
| <span id="157">157</span> |
| <span id="158">158</span> |
| <span id="159">159</span> |
| <span id="160">160</span> |
| <span id="161">161</span> |
| <span id="162">162</span> |
| <span id="163">163</span> |
| <span id="164">164</span> |
| <span id="165">165</span> |
| <span id="166">166</span> |
| <span id="167">167</span> |
| <span id="168">168</span> |
| <span id="169">169</span> |
| <span id="170">170</span> |
| <span id="171">171</span> |
| <span id="172">172</span> |
| <span id="173">173</span> |
| <span id="174">174</span> |
| <span id="175">175</span> |
| <span id="176">176</span> |
| <span id="177">177</span> |
| <span id="178">178</span> |
| <span id="179">179</span> |
| <span id="180">180</span> |
| <span id="181">181</span> |
| <span id="182">182</span> |
| <span id="183">183</span> |
| <span id="184">184</span> |
| <span id="185">185</span> |
| <span id="186">186</span> |
| <span id="187">187</span> |
| <span id="188">188</span> |
| <span id="189">189</span> |
| <span id="190">190</span> |
| <span id="191">191</span> |
| <span id="192">192</span> |
| <span id="193">193</span> |
| <span id="194">194</span> |
| <span id="195">195</span> |
| <span id="196">196</span> |
| <span id="197">197</span> |
| <span id="198">198</span> |
| <span id="199">199</span> |
| <span id="200">200</span> |
| <span id="201">201</span> |
| <span id="202">202</span> |
| <span id="203">203</span> |
| <span id="204">204</span> |
| <span id="205">205</span> |
| <span id="206">206</span> |
| <span id="207">207</span> |
| <span id="208">208</span> |
| <span id="209">209</span> |
| <span id="210">210</span> |
| <span id="211">211</span> |
| <span id="212">212</span> |
| <span id="213">213</span> |
| <span id="214">214</span> |
| <span id="215">215</span> |
| <span id="216">216</span> |
| <span id="217">217</span> |
| <span id="218">218</span> |
| <span id="219">219</span> |
| <span id="220">220</span> |
| <span id="221">221</span> |
| <span id="222">222</span> |
| <span id="223">223</span> |
| <span id="224">224</span> |
| <span id="225">225</span> |
| <span id="226">226</span> |
| <span id="227">227</span> |
| <span id="228">228</span> |
| <span id="229">229</span> |
| <span id="230">230</span> |
| <span id="231">231</span> |
| <span id="232">232</span> |
| <span id="233">233</span> |
| <span id="234">234</span> |
| <span id="235">235</span> |
| <span id="236">236</span> |
| <span id="237">237</span> |
| <span id="238">238</span> |
| <span id="239">239</span> |
| <span id="240">240</span> |
| <span id="241">241</span> |
| <span id="242">242</span> |
| <span id="243">243</span> |
| <span id="244">244</span> |
| <span id="245">245</span> |
| <span id="246">246</span> |
| <span id="247">247</span> |
| <span id="248">248</span> |
| <span id="249">249</span> |
| <span id="250">250</span> |
| <span id="251">251</span> |
| <span id="252">252</span> |
| <span id="253">253</span> |
| <span id="254">254</span> |
| <span id="255">255</span> |
| <span id="256">256</span> |
| <span id="257">257</span> |
| <span id="258">258</span> |
| <span id="259">259</span> |
| <span id="260">260</span> |
| <span id="261">261</span> |
| <span id="262">262</span> |
| <span id="263">263</span> |
| <span id="264">264</span> |
| <span id="265">265</span> |
| <span id="266">266</span> |
| <span id="267">267</span> |
| <span id="268">268</span> |
| <span id="269">269</span> |
| <span id="270">270</span> |
| <span id="271">271</span> |
| <span id="272">272</span> |
| <span id="273">273</span> |
| <span id="274">274</span> |
| <span id="275">275</span> |
| <span id="276">276</span> |
| <span id="277">277</span> |
| <span id="278">278</span> |
| <span id="279">279</span> |
| <span id="280">280</span> |
| <span id="281">281</span> |
| <span id="282">282</span> |
| <span id="283">283</span> |
| <span id="284">284</span> |
| </pre><pre class="rust"><code><span class="kw">use </span>bytes::Bytes; |
| <span class="kw">use </span>http::header::HeaderName; |
| <span class="kw">use </span>std::borrow::Borrow; |
| <span class="kw">use </span>std::error::Error; |
| <span class="kw">use </span>std::fmt; |
| <span class="kw">use </span>std::marker::PhantomData; |
| <span class="kw">use </span>std::str::FromStr; |
| |
| <span class="kw">use </span><span class="kw">super</span>::encoding::{Ascii, Binary, ValueEncoding}; |
| |
| <span class="doccomment">/// Represents a custom metadata field name. |
| /// |
| /// `MetadataKey` is used as the [`MetadataMap`] key. |
| /// |
| /// [`HeaderMap`]: struct.HeaderMap.html |
| /// [`MetadataMap`]: struct.MetadataMap.html |
| </span><span class="attribute">#[derive(Clone, Eq, PartialEq, Hash)] |
| #[repr(transparent)] |
| </span><span class="kw">pub struct </span>MetadataKey<VE: ValueEncoding> { |
| <span class="comment">// Note: There are unsafe transmutes that assume that the memory layout |
| // of MetadataValue is identical to HeaderName |
| </span><span class="kw">pub</span>(<span class="kw">crate</span>) inner: http::header::HeaderName, |
| phantom: PhantomData<VE>, |
| } |
| |
| <span class="doccomment">/// A possible error when converting a `MetadataKey` from another type. |
| </span><span class="attribute">#[derive(Debug)] |
| </span><span class="kw">pub struct </span>InvalidMetadataKey { |
| _priv: (), |
| } |
| |
| <span class="doccomment">/// An ascii metadata key. |
| </span><span class="kw">pub type </span>AsciiMetadataKey = MetadataKey<Ascii>; |
| <span class="doccomment">/// A binary metadata key. |
| </span><span class="kw">pub type </span>BinaryMetadataKey = MetadataKey<Binary>; |
| |
| <span class="kw">impl</span><VE: ValueEncoding> MetadataKey<VE> { |
| <span class="doccomment">/// Converts a slice of bytes to a `MetadataKey`. |
| /// |
| /// This function normalizes the input. |
| </span><span class="kw">pub fn </span>from_bytes(src: <span class="kw-2">&</span>[u8]) -> <span class="prelude-ty">Result</span><<span class="self">Self</span>, InvalidMetadataKey> { |
| <span class="kw">match </span>HeaderName::from_bytes(src) { |
| <span class="prelude-val">Ok</span>(name) => { |
| <span class="kw">if </span>!VE::is_valid_key(name.as_str()) { |
| <span class="macro">panic!</span>(<span class="string">"invalid metadata key"</span>) |
| } |
| |
| <span class="prelude-val">Ok</span>(MetadataKey { |
| inner: name, |
| phantom: PhantomData, |
| }) |
| } |
| <span class="prelude-val">Err</span>(<span class="kw">_</span>) => <span class="prelude-val">Err</span>(InvalidMetadataKey::new()), |
| } |
| } |
| |
| <span class="doccomment">/// Converts a static string to a `MetadataKey`. |
| /// |
| /// This function panics when the static string is a invalid metadata key. |
| /// |
| /// This function requires the static string to only contain lowercase |
| /// characters, numerals and symbols, as per the HTTP/2.0 specification |
| /// and header names internal representation within this library. |
| /// |
| /// |
| /// # Examples |
| /// |
| /// ``` |
| /// # use tonic::metadata::*; |
| /// // Parsing a metadata key |
| /// let CUSTOM_KEY: &'static str = "custom-key"; |
| /// |
| /// let a = AsciiMetadataKey::from_bytes(b"custom-key").unwrap(); |
| /// let b = AsciiMetadataKey::from_static(CUSTOM_KEY); |
| /// assert_eq!(a, b); |
| /// ``` |
| /// |
| /// ```should_panic |
| /// # use tonic::metadata::*; |
| /// // Parsing a metadata key that contains invalid symbols(s): |
| /// AsciiMetadataKey::from_static("content{}{}length"); // This line panics! |
| /// ``` |
| /// |
| /// ```should_panic |
| /// # use tonic::metadata::*; |
| /// // Parsing a metadata key that contains invalid uppercase characters. |
| /// let a = AsciiMetadataKey::from_static("foobar"); |
| /// let b = AsciiMetadataKey::from_static("FOOBAR"); // This line panics! |
| /// ``` |
| /// |
| /// ```should_panic |
| /// # use tonic::metadata::*; |
| /// // Parsing a -bin metadata key as an Ascii key. |
| /// let b = AsciiMetadataKey::from_static("hello-bin"); // This line panics! |
| /// ``` |
| /// |
| /// ```should_panic |
| /// # use tonic::metadata::*; |
| /// // Parsing a non-bin metadata key as an Binary key. |
| /// let b = BinaryMetadataKey::from_static("hello"); // This line panics! |
| /// ``` |
| </span><span class="kw">pub fn </span>from_static(src: <span class="kw-2">&</span><span class="lifetime">'static </span>str) -> <span class="self">Self </span>{ |
| <span class="kw">let </span>name = HeaderName::from_static(src); |
| <span class="kw">if </span>!VE::is_valid_key(name.as_str()) { |
| <span class="macro">panic!</span>(<span class="string">"invalid metadata key"</span>) |
| } |
| |
| MetadataKey { |
| inner: name, |
| phantom: PhantomData, |
| } |
| } |
| |
| <span class="doccomment">/// Returns a `str` representation of the metadata key. |
| /// |
| /// The returned string will always be lower case. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>as_str(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>str { |
| <span class="self">self</span>.inner.as_str() |
| } |
| |
| <span class="doccomment">/// Converts a HeaderName reference to a MetadataKey. This method assumes |
| /// that the caller has made sure that the header name has the correct |
| /// "-bin" or non-"-bin" suffix, it does not validate its input. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>unchecked_from_header_name_ref(header_name: <span class="kw-2">&</span>HeaderName) -> <span class="kw-2">&</span><span class="self">Self </span>{ |
| <span class="kw">unsafe </span>{ <span class="kw-2">&*</span>(header_name <span class="kw">as </span><span class="kw-2">*const </span>HeaderName <span class="kw">as </span><span class="kw-2">*const </span><span class="self">Self</span>) } |
| } |
| |
| <span class="doccomment">/// Converts a HeaderName reference to a MetadataKey. This method assumes |
| /// that the caller has made sure that the header name has the correct |
| /// "-bin" or non-"-bin" suffix, it does not validate its input. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>unchecked_from_header_name(name: HeaderName) -> <span class="self">Self </span>{ |
| MetadataKey { |
| inner: name, |
| phantom: PhantomData, |
| } |
| } |
| } |
| |
| <span class="kw">impl</span><VE: ValueEncoding> FromStr <span class="kw">for </span>MetadataKey<VE> { |
| <span class="kw">type </span><span class="prelude-val">Err </span>= InvalidMetadataKey; |
| |
| <span class="kw">fn </span>from_str(s: <span class="kw-2">&</span>str) -> <span class="prelude-ty">Result</span><<span class="self">Self</span>, InvalidMetadataKey> { |
| MetadataKey::from_bytes(s.as_bytes()).map_err(|<span class="kw">_</span>| InvalidMetadataKey::new()) |
| } |
| } |
| |
| <span class="kw">impl</span><VE: ValueEncoding> AsRef<str> <span class="kw">for </span>MetadataKey<VE> { |
| <span class="kw">fn </span>as_ref(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>str { |
| <span class="self">self</span>.as_str() |
| } |
| } |
| |
| <span class="kw">impl</span><VE: ValueEncoding> AsRef<[u8]> <span class="kw">for </span>MetadataKey<VE> { |
| <span class="kw">fn </span>as_ref(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>[u8] { |
| <span class="self">self</span>.as_str().as_bytes() |
| } |
| } |
| |
| <span class="kw">impl</span><VE: ValueEncoding> Borrow<str> <span class="kw">for </span>MetadataKey<VE> { |
| <span class="kw">fn </span>borrow(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>str { |
| <span class="self">self</span>.as_str() |
| } |
| } |
| |
| <span class="kw">impl</span><VE: ValueEncoding> fmt::Debug <span class="kw">for </span>MetadataKey<VE> { |
| <span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, fmt: <span class="kw-2">&mut </span>fmt::Formatter<<span class="lifetime">'_</span>>) -> fmt::Result { |
| fmt::Debug::fmt(<span class="self">self</span>.as_str(), fmt) |
| } |
| } |
| |
| <span class="kw">impl</span><VE: ValueEncoding> fmt::Display <span class="kw">for </span>MetadataKey<VE> { |
| <span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, fmt: <span class="kw-2">&mut </span>fmt::Formatter<<span class="lifetime">'_</span>>) -> fmt::Result { |
| fmt::Display::fmt(<span class="self">self</span>.as_str(), fmt) |
| } |
| } |
| |
| <span class="kw">impl </span>InvalidMetadataKey { |
| <span class="attribute">#[doc(hidden)] |
| </span><span class="kw">pub fn </span>new() -> InvalidMetadataKey { |
| InvalidMetadataKey { _priv: () } |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'a</span>, VE: ValueEncoding> From<<span class="kw-2">&</span><span class="lifetime">'a </span>MetadataKey<VE>> <span class="kw">for </span>MetadataKey<VE> { |
| <span class="kw">fn </span>from(src: <span class="kw-2">&</span><span class="lifetime">'a </span>MetadataKey<VE>) -> MetadataKey<VE> { |
| src.clone() |
| } |
| } |
| |
| <span class="kw">impl</span><VE: ValueEncoding> From<MetadataKey<VE>> <span class="kw">for </span>Bytes { |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>from(name: MetadataKey<VE>) -> Bytes { |
| Bytes::copy_from_slice(name.inner.as_ref()) |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'a</span>, VE: ValueEncoding> PartialEq<<span class="kw-2">&</span><span class="lifetime">'a </span>MetadataKey<VE>> <span class="kw">for </span>MetadataKey<VE> { |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>eq(<span class="kw-2">&</span><span class="self">self</span>, other: &&<span class="lifetime">'a </span>MetadataKey<VE>) -> bool { |
| <span class="kw-2">*</span><span class="self">self </span>== <span class="kw-2">**</span>other |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'a</span>, VE: ValueEncoding> PartialEq<MetadataKey<VE>> <span class="kw">for </span><span class="kw-2">&</span><span class="lifetime">'a </span>MetadataKey<VE> { |
| <span class="attribute">#[inline] |
| </span><span class="kw">fn </span>eq(<span class="kw-2">&</span><span class="self">self</span>, other: <span class="kw-2">&</span>MetadataKey<VE>) -> bool { |
| <span class="kw-2">*</span>other == <span class="kw-2">*</span><span class="self">self |
| </span>} |
| } |
| |
| <span class="kw">impl</span><VE: ValueEncoding> PartialEq<str> <span class="kw">for </span>MetadataKey<VE> { |
| <span class="doccomment">/// Performs a case-insensitive comparison of the string against the header |
| /// name |
| /// |
| /// # Examples |
| /// |
| /// ``` |
| /// # use tonic::metadata::*; |
| /// let content_length = AsciiMetadataKey::from_static("content-length"); |
| /// |
| /// assert_eq!(content_length, "content-length"); |
| /// assert_eq!(content_length, "Content-Length"); |
| /// assert_ne!(content_length, "content length"); |
| /// ``` |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">fn </span>eq(<span class="kw-2">&</span><span class="self">self</span>, other: <span class="kw-2">&</span>str) -> bool { |
| <span class="self">self</span>.inner.eq(other) |
| } |
| } |
| |
| <span class="kw">impl</span><VE: ValueEncoding> PartialEq<MetadataKey<VE>> <span class="kw">for </span>str { |
| <span class="doccomment">/// Performs a case-insensitive comparison of the string against the header |
| /// name |
| /// |
| /// # Examples |
| /// |
| /// ``` |
| /// # use tonic::metadata::*; |
| /// let content_length = AsciiMetadataKey::from_static("content-length"); |
| /// |
| /// assert_eq!(content_length, "content-length"); |
| /// assert_eq!(content_length, "Content-Length"); |
| /// assert_ne!(content_length, "content length"); |
| /// ``` |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">fn </span>eq(<span class="kw-2">&</span><span class="self">self</span>, other: <span class="kw-2">&</span>MetadataKey<VE>) -> bool { |
| (<span class="kw-2">*</span>other).inner == <span class="kw-2">*</span><span class="self">self |
| </span>} |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'a</span>, VE: ValueEncoding> PartialEq<<span class="kw-2">&</span><span class="lifetime">'a </span>str> <span class="kw">for </span>MetadataKey<VE> { |
| <span class="doccomment">/// Performs a case-insensitive comparison of the string against the header |
| /// name |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">fn </span>eq(<span class="kw-2">&</span><span class="self">self</span>, other: &&<span class="lifetime">'a </span>str) -> bool { |
| <span class="kw-2">*</span><span class="self">self </span>== <span class="kw-2">**</span>other |
| } |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'a</span>, VE: ValueEncoding> PartialEq<MetadataKey<VE>> <span class="kw">for </span><span class="kw-2">&</span><span class="lifetime">'a </span>str { |
| <span class="doccomment">/// Performs a case-insensitive comparison of the string against the header |
| /// name |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">fn </span>eq(<span class="kw-2">&</span><span class="self">self</span>, other: <span class="kw-2">&</span>MetadataKey<VE>) -> bool { |
| <span class="kw-2">*</span>other == <span class="kw-2">*</span><span class="self">self |
| </span>} |
| } |
| |
| <span class="kw">impl </span>fmt::Display <span class="kw">for </span>InvalidMetadataKey { |
| <span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, f: <span class="kw-2">&mut </span>fmt::Formatter<<span class="lifetime">'_</span>>) -> fmt::Result { |
| f.write_str(<span class="string">"invalid gRPC metadata key name"</span>) |
| } |
| } |
| |
| <span class="kw">impl </span>Default <span class="kw">for </span>InvalidMetadataKey { |
| <span class="kw">fn </span>default() -> <span class="self">Self </span>{ |
| <span class="self">Self</span>::new() |
| } |
| } |
| |
| <span class="kw">impl </span>Error <span class="kw">for </span>InvalidMetadataKey {} |
| </code></pre></div> |
| </section></div></main><div id="rustdoc-vars" data-root-path="../../../" data-current-crate="tonic" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html> |
