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<!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="A view into a single occupied location in a `MetadataMap`."><meta name="keywords" content="rust, rustlang, rust-lang, OccupiedEntry"><title>OccupiedEntry in tonic::metadata - Rust</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="sidebar-items.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 struct"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle">&#9776;</button><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><h2></h2></nav><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><h2 class="location"><a href="#">OccupiedEntry</a></h2><div class="sidebar-elems"><section><h3><a href="#implementations">Methods</a></h3><ul class="block"><li><a href="#method.append">append</a></li><li><a href="#method.get">get</a></li><li><a href="#method.get_mut">get_mut</a></li><li><a href="#method.insert">insert</a></li><li><a href="#method.insert_mult">insert_mult</a></li><li><a href="#method.into_mut">into_mut</a></li><li><a href="#method.iter">iter</a></li><li><a href="#method.iter_mut">iter_mut</a></li><li><a href="#method.key">key</a></li><li><a href="#method.remove">remove</a></li><li><a href="#method.remove_entry">remove_entry</a></li><li><a href="#method.remove_entry_mult">remove_entry_mult</a></li></ul><h3><a href="#trait-implementations">Trait Implementations</a></h3><ul class="block"><li><a href="#impl-Debug-for-OccupiedEntry%3C%27a%2C%20VE%3E">Debug</a></li><li><a href="#impl-IntoIterator-for-%26%27b%20OccupiedEntry%3C%27a%2C%20VE%3E">IntoIterator</a></li><li><a href="#impl-IntoIterator-for-%26%27b%20mut%20OccupiedEntry%3C%27a%2C%20VE%3E">IntoIterator</a></li><li><a href="#impl-IntoIterator-for-OccupiedEntry%3C%27a%2C%20VE%3E">IntoIterator</a></li></ul><h3><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><ul class="block"><li><a href="#impl-RefUnwindSafe-for-OccupiedEntry%3C%27a%2C%20VE%3E">RefUnwindSafe</a></li><li><a href="#impl-Send-for-OccupiedEntry%3C%27a%2C%20VE%3E">Send</a></li><li><a href="#impl-Sync-for-OccupiedEntry%3C%27a%2C%20VE%3E">Sync</a></li><li><a href="#impl-Unpin-for-OccupiedEntry%3C%27a%2C%20VE%3E">Unpin</a></li><li><a href="#impl-UnwindSafe-for-OccupiedEntry%3C%27a%2C%20VE%3E">!UnwindSafe</a></li></ul><h3><a href="#blanket-implementations">Blanket Implementations</a></h3><ul class="block"><li><a href="#impl-Any-for-OccupiedEntry%3C%27a%2C%20VE%3E">Any</a></li><li><a href="#impl-Borrow%3CT%3E-for-OccupiedEntry%3C%27a%2C%20VE%3E">Borrow&lt;T&gt;</a></li><li><a href="#impl-BorrowMut%3CT%3E-for-OccupiedEntry%3C%27a%2C%20VE%3E">BorrowMut&lt;T&gt;</a></li><li><a href="#impl-From%3CT%3E-for-OccupiedEntry%3C%27a%2C%20VE%3E">From&lt;T&gt;</a></li><li><a href="#impl-Instrument-for-OccupiedEntry%3C%27a%2C%20VE%3E">Instrument</a></li><li><a href="#impl-Instrument-for-OccupiedEntry%3C%27a%2C%20VE%3E-1">Instrument</a></li><li><a href="#impl-Into%3CU%3E-for-OccupiedEntry%3C%27a%2C%20VE%3E">Into&lt;U&gt;</a></li><li><a href="#impl-TryFrom%3CU%3E-for-OccupiedEntry%3C%27a%2C%20VE%3E">TryFrom&lt;U&gt;</a></li><li><a href="#impl-TryInto%3CU%3E-for-OccupiedEntry%3C%27a%2C%20VE%3E">TryInto&lt;U&gt;</a></li><li><a href="#impl-VZip%3CV%3E-for-OccupiedEntry%3C%27a%2C%20VE%3E">VZip&lt;V&gt;</a></li><li><a href="#impl-WithSubscriber-for-OccupiedEntry%3C%27a%2C%20VE%3E">WithSubscriber</a></li><li><a href="#impl-WithSubscriber-for-OccupiedEntry%3C%27a%2C%20VE%3E-1">WithSubscriber</a></li></ul></section><h2><a href="index.html">In tonic::metadata</a></h2></div></nav><main><div class="width-limiter"><nav class="sub"><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="main-heading"><h1 class="fqn">Struct <a href="../index.html">tonic</a>::<wbr><a href="index.html">metadata</a>::<wbr><a class="struct" href="#">OccupiedEntry</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../../clipboard.svg" width="19" height="18" alt="Copy item path"></button></h1><span class="out-of-band"><a class="srclink" href="../../src/tonic/metadata/map.rs.html#192-195">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">&#x2212;</span>]</a></span></div><div class="item-decl"><pre class="rust struct"><code>pub struct OccupiedEntry&lt;'a, VE:&nbsp;ValueEncoding&gt; { /* private fields */ }</code></pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>A view into a single occupied location in a <code>MetadataMap</code>.</p>
<p>This struct is returned as part of the <code>Entry</code> enum.</p>
</div></details><h2 id="implementations" class="small-section-header">Implementations<a href="#implementations" class="anchor"></a></h2><div id="implementations-list"><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-OccupiedEntry%3C%27a%2C%20VE%3E" class="impl has-srclink"><a class="srclink rightside" href="../../src/tonic/metadata/map.rs.html#1605-1904">source</a><a href="#impl-OccupiedEntry%3C%27a%2C%20VE%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a, VE:&nbsp;ValueEncoding&gt; <a class="struct" href="struct.OccupiedEntry.html" title="struct tonic::metadata::OccupiedEntry">OccupiedEntry</a>&lt;'a, VE&gt;</h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.key" class="method has-srclink"><a class="srclink rightside" href="../../src/tonic/metadata/map.rs.html#1619-1621">source</a><h4 class="code-header">pub fn <a href="#method.key" class="fnname">key</a>(&amp;self) -&gt; &amp;<a class="struct" href="struct.MetadataKey.html" title="struct tonic::metadata::MetadataKey">MetadataKey</a>&lt;VE&gt;</h4></section></summary><div class="docblock"><p>Returns a reference to the entry’s key.</p>
<h5 id="examples"><a href="#examples">Examples</a></h5>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">let </span><span class="kw-2">mut </span>map = MetadataMap::new();
map.insert(<span class="string">&quot;host&quot;</span>, <span class="string">&quot;world&quot;</span>.parse().unwrap());
<span class="kw">if let </span>Entry::Occupied(e) = map.entry(<span class="string">&quot;host&quot;</span>).unwrap() {
<span class="macro">assert_eq!</span>(<span class="string">&quot;host&quot;</span>, e.key());
}</code></pre></div>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.get" class="method has-srclink"><a class="srclink rightside" href="../../src/tonic/metadata/map.rs.html#1646-1648">source</a><h4 class="code-header">pub fn <a href="#method.get" class="fnname">get</a>(&amp;self) -&gt; &amp;<a class="struct" href="struct.MetadataValue.html" title="struct tonic::metadata::MetadataValue">MetadataValue</a>&lt;VE&gt;</h4></section></summary><div class="docblock"><p>Get a reference to the first value in the entry.</p>
<p>Values are stored in insertion order.</p>
<h5 id="panics"><a href="#panics">Panics</a></h5>
<p><code>get</code> panics if there are no values associated with the entry.</p>
<h5 id="examples-1"><a href="#examples-1">Examples</a></h5>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">let </span><span class="kw-2">mut </span>map = MetadataMap::new();
map.insert(<span class="string">&quot;host&quot;</span>, <span class="string">&quot;hello.world&quot;</span>.parse().unwrap());
<span class="kw">if let </span>Entry::Occupied(<span class="kw-2">mut </span>e) = map.entry(<span class="string">&quot;host&quot;</span>).unwrap() {
<span class="macro">assert_eq!</span>(e.get(), <span class="kw-2">&amp;</span><span class="string">&quot;hello.world&quot;</span>);
e.append(<span class="string">&quot;hello.earth&quot;</span>.parse().unwrap());
<span class="macro">assert_eq!</span>(e.get(), <span class="kw-2">&amp;</span><span class="string">&quot;hello.world&quot;</span>);
}</code></pre></div>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.get_mut" class="method has-srclink"><a class="srclink rightside" href="../../src/tonic/metadata/map.rs.html#1671-1673">source</a><h4 class="code-header">pub fn <a href="#method.get_mut" class="fnname">get_mut</a>(&amp;mut self) -&gt; &amp;mut <a class="struct" href="struct.MetadataValue.html" title="struct tonic::metadata::MetadataValue">MetadataValue</a>&lt;VE&gt;</h4></section></summary><div class="docblock"><p>Get a mutable reference to the first value in the entry.</p>
<p>Values are stored in insertion order.</p>
<h5 id="panics-1"><a href="#panics-1">Panics</a></h5>
<p><code>get_mut</code> panics if there are no values associated with the entry.</p>
<h5 id="examples-2"><a href="#examples-2">Examples</a></h5>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">let </span><span class="kw-2">mut </span>map = MetadataMap::default();
map.insert(<span class="string">&quot;host&quot;</span>, <span class="string">&quot;hello.world&quot;</span>.parse().unwrap());
<span class="kw">if let </span>Entry::Occupied(<span class="kw-2">mut </span>e) = map.entry(<span class="string">&quot;host&quot;</span>).unwrap() {
e.get_mut().set_sensitive(<span class="bool-val">true</span>);
<span class="macro">assert_eq!</span>(e.get(), <span class="kw-2">&amp;</span><span class="string">&quot;hello.world&quot;</span>);
<span class="macro">assert!</span>(e.get().is_sensitive());
}</code></pre></div>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.into_mut" class="method has-srclink"><a class="srclink rightside" href="../../src/tonic/metadata/map.rs.html#1698-1700">source</a><h4 class="code-header">pub fn <a href="#method.into_mut" class="fnname">into_mut</a>(self) -&gt; &amp;'a mut <a class="struct" href="struct.MetadataValue.html" title="struct tonic::metadata::MetadataValue">MetadataValue</a>&lt;VE&gt;</h4></section></summary><div class="docblock"><p>Converts the <code>OccupiedEntry</code> into a mutable reference to the <strong>first</strong>
value.</p>
<p>The lifetime of the returned reference is bound to the original map.</p>
<h5 id="panics-2"><a href="#panics-2">Panics</a></h5>
<p><code>into_mut</code> panics if there are no values associated with the entry.</p>
<h5 id="examples-3"><a href="#examples-3">Examples</a></h5>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">let </span><span class="kw-2">mut </span>map = MetadataMap::default();
map.insert(<span class="string">&quot;host&quot;</span>, <span class="string">&quot;hello.world&quot;</span>.parse().unwrap());
map.append(<span class="string">&quot;host&quot;</span>, <span class="string">&quot;hello.earth&quot;</span>.parse().unwrap());
<span class="kw">if let </span>Entry::Occupied(e) = map.entry(<span class="string">&quot;host&quot;</span>).unwrap() {
e.into_mut().set_sensitive(<span class="bool-val">true</span>);
}
<span class="macro">assert!</span>(map.get(<span class="string">&quot;host&quot;</span>).unwrap().is_sensitive());</code></pre></div>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.insert" class="method has-srclink"><a class="srclink rightside" href="../../src/tonic/metadata/map.rs.html#1721-1724">source</a><h4 class="code-header">pub fn <a href="#method.insert" class="fnname">insert</a>(&amp;mut self, value: <a class="struct" href="struct.MetadataValue.html" title="struct tonic::metadata::MetadataValue">MetadataValue</a>&lt;VE&gt;) -&gt; <a class="struct" href="struct.MetadataValue.html" title="struct tonic::metadata::MetadataValue">MetadataValue</a>&lt;VE&gt;</h4></section></summary><div class="docblock"><p>Sets the value of the entry.</p>
<p>All previous values associated with the entry are removed and the first
one is returned. See <code>insert_mult</code> for an API that returns all values.</p>
<h5 id="examples-4"><a href="#examples-4">Examples</a></h5>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">let </span><span class="kw-2">mut </span>map = MetadataMap::new();
map.insert(<span class="string">&quot;host&quot;</span>, <span class="string">&quot;hello.world&quot;</span>.parse().unwrap());
<span class="kw">if let </span>Entry::Occupied(<span class="kw-2">mut </span>e) = map.entry(<span class="string">&quot;host&quot;</span>).unwrap() {
<span class="kw">let </span><span class="kw-2">mut </span>prev = e.insert(<span class="string">&quot;earth&quot;</span>.parse().unwrap());
<span class="macro">assert_eq!</span>(<span class="string">&quot;hello.world&quot;</span>, prev);
}
<span class="macro">assert_eq!</span>(<span class="string">&quot;earth&quot;</span>, map.get(<span class="string">&quot;host&quot;</span>).unwrap());</code></pre></div>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.insert_mult" class="method has-srclink"><a class="srclink rightside" href="../../src/tonic/metadata/map.rs.html#1748-1753">source</a><h4 class="code-header">pub fn <a href="#method.insert_mult" class="fnname">insert_mult</a>(&amp;mut self, value: <a class="struct" href="struct.MetadataValue.html" title="struct tonic::metadata::MetadataValue">MetadataValue</a>&lt;VE&gt;) -&gt; <a class="struct" href="struct.ValueDrain.html" title="struct tonic::metadata::ValueDrain">ValueDrain</a>&lt;'_, VE&gt;<span class="notable-traits"><span class="notable-traits-tooltip"><span class="notable-traits-tooltiptext"><span class="docblock"><span class="notable">Notable traits for <a class="struct" href="struct.ValueDrain.html" title="struct tonic::metadata::ValueDrain">ValueDrain</a>&lt;'a, VE&gt;</span><code class="content"><span class="where fmt-newline">impl&lt;'a, VE:&nbsp;ValueEncoding&gt; Iterator for <a class="struct" href="struct.ValueDrain.html" title="struct tonic::metadata::ValueDrain">ValueDrain</a>&lt;'a, VE&gt;</span><span class="where fmt-newline"> type <a class="associatedtype">Item</a> = <a class="struct" href="struct.MetadataValue.html" title="struct tonic::metadata::MetadataValue">MetadataValue</a>&lt;VE&gt;;</span></code></span></span></span></span></h4></section></summary><div class="docblock"><p>Sets the value of the entry.</p>
<p>This function does the same as <code>insert</code> except it returns an iterator
that yields all values previously associated with the key.</p>
<h5 id="examples-5"><a href="#examples-5">Examples</a></h5>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">let </span><span class="kw-2">mut </span>map = MetadataMap::new();
map.insert(<span class="string">&quot;host&quot;</span>, <span class="string">&quot;world&quot;</span>.parse().unwrap());
map.append(<span class="string">&quot;host&quot;</span>, <span class="string">&quot;world2&quot;</span>.parse().unwrap());
<span class="kw">if let </span>Entry::Occupied(<span class="kw-2">mut </span>e) = map.entry(<span class="string">&quot;host&quot;</span>).unwrap() {
<span class="kw">let </span><span class="kw-2">mut </span>prev = e.insert_mult(<span class="string">&quot;earth&quot;</span>.parse().unwrap());
<span class="macro">assert_eq!</span>(<span class="string">&quot;world&quot;</span>, prev.next().unwrap());
<span class="macro">assert_eq!</span>(<span class="string">&quot;world2&quot;</span>, prev.next().unwrap());
<span class="macro">assert!</span>(prev.next().is_none());
}
<span class="macro">assert_eq!</span>(<span class="string">&quot;earth&quot;</span>, map.get(<span class="string">&quot;host&quot;</span>).unwrap());</code></pre></div>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.append" class="method has-srclink"><a class="srclink rightside" href="../../src/tonic/metadata/map.rs.html#1776-1778">source</a><h4 class="code-header">pub fn <a href="#method.append" class="fnname">append</a>(&amp;mut self, value: <a class="struct" href="struct.MetadataValue.html" title="struct tonic::metadata::MetadataValue">MetadataValue</a>&lt;VE&gt;)</h4></section></summary><div class="docblock"><p>Insert the value into the entry.</p>
<p>The new value is appended to the end of the entry’s value list. All
previous values associated with the entry are retained.</p>
<h5 id="examples-6"><a href="#examples-6">Examples</a></h5>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">let </span><span class="kw-2">mut </span>map = MetadataMap::new();
map.insert(<span class="string">&quot;host&quot;</span>, <span class="string">&quot;world&quot;</span>.parse().unwrap());
<span class="kw">if let </span>Entry::Occupied(<span class="kw-2">mut </span>e) = map.entry(<span class="string">&quot;host&quot;</span>).unwrap() {
e.append(<span class="string">&quot;earth&quot;</span>.parse().unwrap());
}
<span class="kw">let </span>values = map.get_all(<span class="string">&quot;host&quot;</span>);
<span class="kw">let </span><span class="kw-2">mut </span>i = values.iter();
<span class="macro">assert_eq!</span>(<span class="string">&quot;world&quot;</span>, <span class="kw-2">*</span>i.next().unwrap());
<span class="macro">assert_eq!</span>(<span class="string">&quot;earth&quot;</span>, <span class="kw-2">*</span>i.next().unwrap());</code></pre></div>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.remove" class="method has-srclink"><a class="srclink rightside" href="../../src/tonic/metadata/map.rs.html#1799-1802">source</a><h4 class="code-header">pub fn <a href="#method.remove" class="fnname">remove</a>(self) -&gt; <a class="struct" href="struct.MetadataValue.html" title="struct tonic::metadata::MetadataValue">MetadataValue</a>&lt;VE&gt;</h4></section></summary><div class="docblock"><p>Remove the entry from the map.</p>
<p>All values associated with the entry are removed and the first one is
returned. See <code>remove_entry_mult</code> for an API that returns all values.</p>
<h5 id="examples-7"><a href="#examples-7">Examples</a></h5>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">let </span><span class="kw-2">mut </span>map = MetadataMap::new();
map.insert(<span class="string">&quot;host&quot;</span>, <span class="string">&quot;world&quot;</span>.parse().unwrap());
<span class="kw">if let </span>Entry::Occupied(e) = map.entry(<span class="string">&quot;host&quot;</span>).unwrap() {
<span class="kw">let </span><span class="kw-2">mut </span>prev = e.remove();
<span class="macro">assert_eq!</span>(<span class="string">&quot;world&quot;</span>, prev);
}
<span class="macro">assert!</span>(!map.contains_key(<span class="string">&quot;host&quot;</span>));</code></pre></div>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.remove_entry" class="method has-srclink"><a class="srclink rightside" href="../../src/tonic/metadata/map.rs.html#1825-1831">source</a><h4 class="code-header">pub fn <a href="#method.remove_entry" class="fnname">remove_entry</a>(self) -&gt; (<a class="struct" href="struct.MetadataKey.html" title="struct tonic::metadata::MetadataKey">MetadataKey</a>&lt;VE&gt;, <a class="struct" href="struct.MetadataValue.html" title="struct tonic::metadata::MetadataValue">MetadataValue</a>&lt;VE&gt;)</h4></section></summary><div class="docblock"><p>Remove the entry from the map.</p>
<p>The key and all values associated with the entry are removed and the
first one is returned. See <code>remove_entry_mult</code> for an API that returns
all values.</p>
<h5 id="examples-8"><a href="#examples-8">Examples</a></h5>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">let </span><span class="kw-2">mut </span>map = MetadataMap::new();
map.insert(<span class="string">&quot;host&quot;</span>, <span class="string">&quot;world&quot;</span>.parse().unwrap());
<span class="kw">if let </span>Entry::Occupied(e) = map.entry(<span class="string">&quot;host&quot;</span>).unwrap() {
<span class="kw">let </span>(key, <span class="kw-2">mut </span>prev) = e.remove_entry();
<span class="macro">assert_eq!</span>(<span class="string">&quot;host&quot;</span>, key.as_str());
<span class="macro">assert_eq!</span>(<span class="string">&quot;world&quot;</span>, prev);
}
<span class="macro">assert!</span>(!map.contains_key(<span class="string">&quot;host&quot;</span>));</code></pre></div>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.remove_entry_mult" class="method has-srclink"><a class="srclink rightside" href="../../src/tonic/metadata/map.rs.html#1837-1846">source</a><h4 class="code-header">pub fn <a href="#method.remove_entry_mult" class="fnname">remove_entry_mult</a>(self) -&gt; (<a class="struct" href="struct.MetadataKey.html" title="struct tonic::metadata::MetadataKey">MetadataKey</a>&lt;VE&gt;, <a class="struct" href="struct.ValueDrain.html" title="struct tonic::metadata::ValueDrain">ValueDrain</a>&lt;'a, VE&gt;)</h4></section></summary><div class="docblock"><p>Remove the entry from the map.</p>
<p>The key and all values associated with the entry are removed and
returned.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.iter" class="method has-srclink"><a class="srclink rightside" href="../../src/tonic/metadata/map.rs.html#1867-1872">source</a><h4 class="code-header">pub fn <a href="#method.iter" class="fnname">iter</a>(&amp;self) -&gt; <a class="struct" href="struct.ValueIter.html" title="struct tonic::metadata::ValueIter">ValueIter</a>&lt;'_, VE&gt;<span class="notable-traits"><span class="notable-traits-tooltip"><span class="notable-traits-tooltiptext"><span class="docblock"><span class="notable">Notable traits for <a class="struct" href="struct.ValueIter.html" title="struct tonic::metadata::ValueIter">ValueIter</a>&lt;'a, VE&gt;</span><code class="content"><span class="where fmt-newline">impl&lt;'a, VE:&nbsp;ValueEncoding&gt; Iterator for <a class="struct" href="struct.ValueIter.html" title="struct tonic::metadata::ValueIter">ValueIter</a>&lt;'a, VE&gt;<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;VE: 'a,</span></span><span class="where fmt-newline"> type <a class="associatedtype">Item</a> = &amp;'a <a class="struct" href="struct.MetadataValue.html" title="struct tonic::metadata::MetadataValue">MetadataValue</a>&lt;VE&gt;;</span></code></span></span></span></span></h4></section></summary><div class="docblock"><p>Returns an iterator visiting all values associated with the entry.</p>
<p>Values are iterated in insertion order.</p>
<h5 id="examples-9"><a href="#examples-9">Examples</a></h5>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">let </span><span class="kw-2">mut </span>map = MetadataMap::new();
map.insert(<span class="string">&quot;host&quot;</span>, <span class="string">&quot;world&quot;</span>.parse().unwrap());
map.append(<span class="string">&quot;host&quot;</span>, <span class="string">&quot;earth&quot;</span>.parse().unwrap());
<span class="kw">if let </span>Entry::Occupied(e) = map.entry(<span class="string">&quot;host&quot;</span>).unwrap() {
<span class="kw">let </span><span class="kw-2">mut </span>iter = e.iter();
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span><span class="string">&quot;world&quot;</span>, iter.next().unwrap());
<span class="macro">assert_eq!</span>(<span class="kw-2">&amp;</span><span class="string">&quot;earth&quot;</span>, iter.next().unwrap());
<span class="macro">assert!</span>(iter.next().is_none());
}</code></pre></div>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.iter_mut" class="method has-srclink"><a class="srclink rightside" href="../../src/tonic/metadata/map.rs.html#1898-1903">source</a><h4 class="code-header">pub fn <a href="#method.iter_mut" class="fnname">iter_mut</a>(&amp;mut self) -&gt; ValueIterMut&lt;'_, VE&gt;</h4></section></summary><div class="docblock"><p>Returns an iterator mutably visiting all values associated with the
entry.</p>
<p>Values are iterated in insertion order.</p>
<h5 id="examples-10"><a href="#examples-10">Examples</a></h5>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">let </span><span class="kw-2">mut </span>map = MetadataMap::default();
map.insert(<span class="string">&quot;host&quot;</span>, <span class="string">&quot;world&quot;</span>.parse().unwrap());
map.append(<span class="string">&quot;host&quot;</span>, <span class="string">&quot;earth&quot;</span>.parse().unwrap());
<span class="kw">if let </span>Entry::Occupied(<span class="kw-2">mut </span>e) = map.entry(<span class="string">&quot;host&quot;</span>).unwrap() {
<span class="kw">for </span>e <span class="kw">in </span>e.iter_mut() {
e.set_sensitive(<span class="bool-val">true</span>);
}
}
<span class="kw">let </span><span class="kw-2">mut </span>values = map.get_all(<span class="string">&quot;host&quot;</span>);
<span class="kw">let </span><span class="kw-2">mut </span>i = values.iter();
<span class="macro">assert!</span>(i.next().unwrap().is_sensitive());
<span class="macro">assert!</span>(i.next().unwrap().is_sensitive());</code></pre></div>
</div></details></div></details></div><h2 id="trait-implementations" class="small-section-header">Trait Implementations<a href="#trait-implementations" class="anchor"></a></h2><div id="trait-implementations-list"><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-Debug-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="impl has-srclink"><a class="srclink rightside" href="../../src/tonic/metadata/map.rs.html#191">source</a><a href="#impl-Debug-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a, VE:&nbsp;Debug + ValueEncoding&gt; Debug for <a class="struct" href="struct.OccupiedEntry.html" title="struct tonic::metadata::OccupiedEntry">OccupiedEntry</a>&lt;'a, VE&gt;</h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.fmt" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/tonic/metadata/map.rs.html#191">source</a><a href="#method.fmt" class="anchor"></a><h4 class="code-header">fn <a class="fnname">fmt</a>(&amp;self, f: &amp;mut Formatter&lt;'_&gt;) -&gt; Result</h4></section></summary><div class='docblock'>Formats the value using the given formatter. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-IntoIterator-for-%26%27b%20OccupiedEntry%3C%27a%2C%20VE%3E" class="impl has-srclink"><a class="srclink rightside" href="../../src/tonic/metadata/map.rs.html#1921-1928">source</a><a href="#impl-IntoIterator-for-%26%27b%20OccupiedEntry%3C%27a%2C%20VE%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a, 'b: 'a, VE:&nbsp;ValueEncoding&gt; IntoIterator for &amp;'b <a class="struct" href="struct.OccupiedEntry.html" title="struct tonic::metadata::OccupiedEntry">OccupiedEntry</a>&lt;'a, VE&gt;</h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Item-1" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Item-1" class="anchor"></a><h4 class="code-header">type <a class="associatedtype">Item</a> = &amp;'a <a class="struct" href="struct.MetadataValue.html" title="struct tonic::metadata::MetadataValue">MetadataValue</a>&lt;VE&gt;</h4></section></summary><div class='docblock'>The type of the elements being iterated over.</div></details><details class="rustdoc-toggle" open><summary><section id="associatedtype.IntoIter-1" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.IntoIter-1" class="anchor"></a><h4 class="code-header">type <a class="associatedtype">IntoIter</a> = <a class="struct" href="struct.ValueIter.html" title="struct tonic::metadata::ValueIter">ValueIter</a>&lt;'a, VE&gt;</h4></section></summary><div class='docblock'>Which kind of iterator are we turning this into?</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.into_iter-1" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/tonic/metadata/map.rs.html#1925-1927">source</a><a href="#method.into_iter-1" class="anchor"></a><h4 class="code-header">fn <a class="fnname">into_iter</a>(self) -&gt; <a class="struct" href="struct.ValueIter.html" title="struct tonic::metadata::ValueIter">ValueIter</a>&lt;'a, VE&gt;<span class="notable-traits"><span class="notable-traits-tooltip"><span class="notable-traits-tooltiptext"><span class="docblock"><span class="notable">Notable traits for <a class="struct" href="struct.ValueIter.html" title="struct tonic::metadata::ValueIter">ValueIter</a>&lt;'a, VE&gt;</span><code class="content"><span class="where fmt-newline">impl&lt;'a, VE:&nbsp;ValueEncoding&gt; Iterator for <a class="struct" href="struct.ValueIter.html" title="struct tonic::metadata::ValueIter">ValueIter</a>&lt;'a, VE&gt;<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;VE: 'a,</span></span><span class="where fmt-newline"> type <a class="associatedtype">Item</a> = &amp;'a <a class="struct" href="struct.MetadataValue.html" title="struct tonic::metadata::MetadataValue">MetadataValue</a>&lt;VE&gt;;</span></code></span></span></span></span></h4></section></summary><div class='docblock'>Creates an iterator from a value. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-IntoIterator-for-%26%27b%20mut%20OccupiedEntry%3C%27a%2C%20VE%3E" class="impl has-srclink"><a class="srclink rightside" href="../../src/tonic/metadata/map.rs.html#1930-1937">source</a><a href="#impl-IntoIterator-for-%26%27b%20mut%20OccupiedEntry%3C%27a%2C%20VE%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a, 'b: 'a, VE:&nbsp;ValueEncoding&gt; IntoIterator for &amp;'b mut <a class="struct" href="struct.OccupiedEntry.html" title="struct tonic::metadata::OccupiedEntry">OccupiedEntry</a>&lt;'a, VE&gt;</h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Item-2" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Item-2" class="anchor"></a><h4 class="code-header">type <a class="associatedtype">Item</a> = &amp;'a mut <a class="struct" href="struct.MetadataValue.html" title="struct tonic::metadata::MetadataValue">MetadataValue</a>&lt;VE&gt;</h4></section></summary><div class='docblock'>The type of the elements being iterated over.</div></details><details class="rustdoc-toggle" open><summary><section id="associatedtype.IntoIter-2" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.IntoIter-2" class="anchor"></a><h4 class="code-header">type <a class="associatedtype">IntoIter</a> = ValueIterMut&lt;'a, VE&gt;</h4></section></summary><div class='docblock'>Which kind of iterator are we turning this into?</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.into_iter-2" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/tonic/metadata/map.rs.html#1934-1936">source</a><a href="#method.into_iter-2" class="anchor"></a><h4 class="code-header">fn <a class="fnname">into_iter</a>(self) -&gt; ValueIterMut&lt;'a, VE&gt;</h4></section></summary><div class='docblock'>Creates an iterator from a value. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-IntoIterator-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="impl has-srclink"><a class="srclink rightside" href="../../src/tonic/metadata/map.rs.html#1906-1919">source</a><a href="#impl-IntoIterator-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a, VE:&nbsp;ValueEncoding&gt; IntoIterator for <a class="struct" href="struct.OccupiedEntry.html" title="struct tonic::metadata::OccupiedEntry">OccupiedEntry</a>&lt;'a, VE&gt;<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;VE: 'a,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Item" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Item" class="anchor"></a><h4 class="code-header">type <a class="associatedtype">Item</a> = &amp;'a mut <a class="struct" href="struct.MetadataValue.html" title="struct tonic::metadata::MetadataValue">MetadataValue</a>&lt;VE&gt;</h4></section></summary><div class='docblock'>The type of the elements being iterated over.</div></details><details class="rustdoc-toggle" open><summary><section id="associatedtype.IntoIter" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.IntoIter" class="anchor"></a><h4 class="code-header">type <a class="associatedtype">IntoIter</a> = ValueIterMut&lt;'a, VE&gt;</h4></section></summary><div class='docblock'>Which kind of iterator are we turning this into?</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.into_iter" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/tonic/metadata/map.rs.html#1913-1918">source</a><a href="#method.into_iter" class="anchor"></a><h4 class="code-header">fn <a class="fnname">into_iter</a>(self) -&gt; ValueIterMut&lt;'a, VE&gt;</h4></section></summary><div class='docblock'>Creates an iterator from a value. <a>Read more</a></div></details></div></details></div><h2 id="synthetic-implementations" class="small-section-header">Auto Trait Implementations<a href="#synthetic-implementations" class="anchor"></a></h2><div id="synthetic-implementations-list"><section id="impl-RefUnwindSafe-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="impl has-srclink"><a href="#impl-RefUnwindSafe-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a, VE&gt; RefUnwindSafe for <a class="struct" href="struct.OccupiedEntry.html" title="struct tonic::metadata::OccupiedEntry">OccupiedEntry</a>&lt;'a, VE&gt;<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;VE: RefUnwindSafe,</span></h3></section><section id="impl-Send-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="impl has-srclink"><a href="#impl-Send-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a, VE&gt; Send for <a class="struct" href="struct.OccupiedEntry.html" title="struct tonic::metadata::OccupiedEntry">OccupiedEntry</a>&lt;'a, VE&gt;<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;VE: Send,</span></h3></section><section id="impl-Sync-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="impl has-srclink"><a href="#impl-Sync-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a, VE&gt; Sync for <a class="struct" href="struct.OccupiedEntry.html" title="struct tonic::metadata::OccupiedEntry">OccupiedEntry</a>&lt;'a, VE&gt;<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;VE: Sync,</span></h3></section><section id="impl-Unpin-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="impl has-srclink"><a href="#impl-Unpin-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a, VE&gt; Unpin for <a class="struct" href="struct.OccupiedEntry.html" title="struct tonic::metadata::OccupiedEntry">OccupiedEntry</a>&lt;'a, VE&gt;<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;VE: Unpin,</span></h3></section><section id="impl-UnwindSafe-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="impl has-srclink"><a href="#impl-UnwindSafe-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a, VE&gt; !UnwindSafe for <a class="struct" href="struct.OccupiedEntry.html" title="struct tonic::metadata::OccupiedEntry">OccupiedEntry</a>&lt;'a, VE&gt;</h3></section></div><h2 id="blanket-implementations" class="small-section-header">Blanket Implementations<a href="#blanket-implementations" class="anchor"></a></h2><div id="blanket-implementations-list"><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Any-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="impl has-srclink"><a href="#impl-Any-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="anchor"></a><h3 class="code-header">impl&lt;T&gt; Any for T<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: 'static + ?Sized,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.type_id" class="method trait-impl has-srclink"><a href="#method.type_id" class="anchor"></a><h4 class="code-header">fn <a class="fnname">type_id</a>(&amp;self) -&gt; TypeId</h4></section></summary><div class='docblock'>Gets the <code>TypeId</code> of <code>self</code>. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Borrow%3CT%3E-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="impl has-srclink"><a href="#impl-Borrow%3CT%3E-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="anchor"></a><h3 class="code-header">impl&lt;T&gt; Borrow&lt;T&gt; for T<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: ?Sized,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.borrow" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/91522" title="Tracking issue for const_borrow">unstable</a></span><a href="#method.borrow" class="anchor"></a><h4 class="code-header">fn <a class="fnname">borrow</a>(&amp;self) -&gt; &amp;T</h4></section></summary><div class='docblock'>Immutably borrows from an owned value. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-BorrowMut%3CT%3E-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="impl has-srclink"><a href="#impl-BorrowMut%3CT%3E-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="anchor"></a><h3 class="code-header">impl&lt;T&gt; BorrowMut&lt;T&gt; for T<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: ?Sized,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.borrow_mut" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/91522" title="Tracking issue for const_borrow">unstable</a></span><a href="#method.borrow_mut" class="anchor"></a><h4 class="code-header">fn <a class="fnname">borrow_mut</a>(&amp;mut self) -&gt; &amp;mut T</h4></section></summary><div class='docblock'>Mutably borrows from an owned value. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-From%3CT%3E-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="impl has-srclink"><a href="#impl-From%3CT%3E-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="anchor"></a><h3 class="code-header">impl&lt;T&gt; From&lt;T&gt; for T</h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.from" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span><a href="#method.from" class="anchor"></a><h4 class="code-header">fn <a class="fnname">from</a>(t: T) -&gt; T</h4></section></summary><div class="docblock"><p>Returns the argument unchanged.</p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Instrument-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="impl has-srclink"><a class="srclink rightside" href="../../src/tracing/instrument.rs.html#276">source</a><a href="#impl-Instrument-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="anchor"></a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="../../tracing/instrument/trait.Instrument.html" title="trait tracing::instrument::Instrument">Instrument</a> for T</h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.instrument" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/tracing/instrument.rs.html#82">source</a><a href="#method.instrument" class="anchor"></a><h4 class="code-header">fn <a href="../../tracing/instrument/trait.Instrument.html#method.instrument" class="fnname">instrument</a>(self, span: <a class="struct" href="../../tracing/span/struct.Span.html" title="struct tracing::span::Span">Span</a>) -&gt; <a class="struct" href="../../tracing/instrument/struct.Instrumented.html" title="struct tracing::instrument::Instrumented">Instrumented</a>&lt;Self&gt;<span class="notable-traits"><span class="notable-traits-tooltip"><span class="notable-traits-tooltiptext"><span class="docblock"><span class="notable">Notable traits for <a class="struct" href="../../tracing/instrument/struct.Instrumented.html" title="struct tracing::instrument::Instrumented">Instrumented</a>&lt;T&gt;</span><code class="content"><span class="where fmt-newline">impl&lt;T&gt; Future for <a class="struct" href="../../tracing/instrument/struct.Instrumented.html" title="struct tracing::instrument::Instrumented">Instrumented</a>&lt;T&gt;<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: Future,</span></span><span class="where fmt-newline"> type <a class="associatedtype">Output</a> = &lt;T as Future&gt;::Output;</span></code></span></span></span></span></h4></section></summary><div class='docblock'>Instruments this type with the provided <a href="../../tracing/span/struct.Span.html" title="Span"><code>Span</code></a>, returning an
<code>Instrumented</code> wrapper. <a href="../../tracing/instrument/trait.Instrument.html#method.instrument">Read more</a></div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.in_current_span" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/tracing/instrument.rs.html#121">source</a><a href="#method.in_current_span" class="anchor"></a><h4 class="code-header">fn <a href="../../tracing/instrument/trait.Instrument.html#method.in_current_span" class="fnname">in_current_span</a>(self) -&gt; <a class="struct" href="../../tracing/instrument/struct.Instrumented.html" title="struct tracing::instrument::Instrumented">Instrumented</a>&lt;Self&gt;<span class="notable-traits"><span class="notable-traits-tooltip"><span class="notable-traits-tooltiptext"><span class="docblock"><span class="notable">Notable traits for <a class="struct" href="../../tracing/instrument/struct.Instrumented.html" title="struct tracing::instrument::Instrumented">Instrumented</a>&lt;T&gt;</span><code class="content"><span class="where fmt-newline">impl&lt;T&gt; Future for <a class="struct" href="../../tracing/instrument/struct.Instrumented.html" title="struct tracing::instrument::Instrumented">Instrumented</a>&lt;T&gt;<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: Future,</span></span><span class="where fmt-newline"> type <a class="associatedtype">Output</a> = &lt;T as Future&gt;::Output;</span></code></span></span></span></span></h4></section></summary><div class='docblock'>Instruments this type with the <a href="../../tracing/span/struct.Span.html#method.current">current</a> <a href="../../tracing/span/struct.Span.html"><code>Span</code></a>, returning an
<code>Instrumented</code> wrapper. <a href="../../tracing/instrument/trait.Instrument.html#method.in_current_span">Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Instrument-for-OccupiedEntry%3C%27a%2C%20VE%3E-1" class="impl has-srclink"><a class="srclink rightside" href="../../src/tracing_futures/lib.rs.html#273">source</a><a href="#impl-Instrument-for-OccupiedEntry%3C%27a%2C%20VE%3E-1" class="anchor"></a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="../../tracing_futures/trait.Instrument.html" title="trait tracing_futures::Instrument">Instrument</a> for T</h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.instrument-1" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/tracing_futures/lib.rs.html#154">source</a><a href="#method.instrument-1" class="anchor"></a><h4 class="code-header">fn <a href="../../tracing_futures/trait.Instrument.html#method.instrument" class="fnname">instrument</a>(self, span: <a class="struct" href="../../tracing/span/struct.Span.html" title="struct tracing::span::Span">Span</a>) -&gt; <a class="struct" href="../../tracing_futures/struct.Instrumented.html" title="struct tracing_futures::Instrumented">Instrumented</a>&lt;Self&gt;<span class="notable-traits"><span class="notable-traits-tooltip"><span class="notable-traits-tooltiptext"><span class="docblock"><span class="notable">Notable traits for <a class="struct" href="../../tracing_futures/struct.Instrumented.html" title="struct tracing_futures::Instrumented">Instrumented</a>&lt;T&gt;</span><code class="content"><span class="where fmt-newline">impl&lt;T&gt; Future for <a class="struct" href="../../tracing_futures/struct.Instrumented.html" title="struct tracing_futures::Instrumented">Instrumented</a>&lt;T&gt;<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: Future,</span></span><span class="where fmt-newline"> type <a class="associatedtype">Output</a> = &lt;T as Future&gt;::Output;</span></code></span></span></span></span></h4></section></summary><div class='docblock'>Instruments this type with the provided <code>Span</code>, returning an
<code>Instrumented</code> wrapper. <a href="../../tracing_futures/trait.Instrument.html#method.instrument">Read more</a></div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.in_current_span-1" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/tracing_futures/lib.rs.html#191">source</a><a href="#method.in_current_span-1" class="anchor"></a><h4 class="code-header">fn <a href="../../tracing_futures/trait.Instrument.html#method.in_current_span" class="fnname">in_current_span</a>(self) -&gt; <a class="struct" href="../../tracing_futures/struct.Instrumented.html" title="struct tracing_futures::Instrumented">Instrumented</a>&lt;Self&gt;<span class="notable-traits"><span class="notable-traits-tooltip"><span class="notable-traits-tooltiptext"><span class="docblock"><span class="notable">Notable traits for <a class="struct" href="../../tracing_futures/struct.Instrumented.html" title="struct tracing_futures::Instrumented">Instrumented</a>&lt;T&gt;</span><code class="content"><span class="where fmt-newline">impl&lt;T&gt; Future for <a class="struct" href="../../tracing_futures/struct.Instrumented.html" title="struct tracing_futures::Instrumented">Instrumented</a>&lt;T&gt;<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: Future,</span></span><span class="where fmt-newline"> type <a class="associatedtype">Output</a> = &lt;T as Future&gt;::Output;</span></code></span></span></span></span></h4></section></summary><div class='docblock'>Instruments this type with the <a href="https://docs.rs/tracing/latest/tracing/span/struct.Span.html#method.current">current</a> <code>Span</code>, returning an
<code>Instrumented</code> wrapper. <a href="../../tracing_futures/trait.Instrument.html#method.in_current_span">Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Into%3CU%3E-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="impl has-srclink"><a href="#impl-Into%3CU%3E-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="anchor"></a><h3 class="code-header">impl&lt;T, U&gt; Into&lt;U&gt; for T<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: From&lt;T&gt;,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.into" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span><a href="#method.into" class="anchor"></a><h4 class="code-header">fn <a class="fnname">into</a>(self) -&gt; U</h4></section></summary><div class="docblock"><p>Calls <code>U::from(self)</code>.</p>
<p>That is, this conversion is whatever the implementation of
<code>[From]&lt;T&gt; for U</code> chooses to do.</p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-TryFrom%3CU%3E-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="impl has-srclink"><a href="#impl-TryFrom%3CU%3E-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="anchor"></a><h3 class="code-header">impl&lt;T, U&gt; TryFrom&lt;U&gt; for T<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: Into&lt;T&gt;,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error-1" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error-1" class="anchor"></a><h4 class="code-header">type <a class="associatedtype">Error</a> = Infallible</h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.try_from" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span><a href="#method.try_from" class="anchor"></a><h4 class="code-header">fn <a class="fnname">try_from</a>(value: U) -&gt; Result&lt;T, &lt;T as TryFrom&lt;U&gt;&gt;::Error&gt;</h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-TryInto%3CU%3E-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="impl has-srclink"><a href="#impl-TryInto%3CU%3E-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="anchor"></a><h3 class="code-header">impl&lt;T, U&gt; TryInto&lt;U&gt; for T<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: TryFrom&lt;T&gt;,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error" class="anchor"></a><h4 class="code-header">type <a class="associatedtype">Error</a> = &lt;U as TryFrom&lt;T&gt;&gt;::Error</h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.try_into" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span><a href="#method.try_into" class="anchor"></a><h4 class="code-header">fn <a class="fnname">try_into</a>(self) -&gt; Result&lt;U, &lt;U as TryFrom&lt;T&gt;&gt;::Error&gt;</h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-VZip%3CV%3E-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="impl has-srclink"><a class="srclink rightside" href="../../src/ppv_lite86/types.rs.html#221">source</a><a href="#impl-VZip%3CV%3E-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="anchor"></a><h3 class="code-header">impl&lt;V, T&gt; <a class="trait" href="../../ppv_lite86/types/trait.VZip.html" title="trait ppv_lite86::types::VZip">VZip</a>&lt;V&gt; for T<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;V: <a class="trait" href="../../ppv_lite86/types/trait.MultiLane.html" title="trait ppv_lite86::types::MultiLane">MultiLane</a>&lt;T&gt;,</span></h3></section></summary><div class="impl-items"><section id="method.vzip" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/ppv_lite86/types.rs.html#226">source</a><a href="#method.vzip" class="anchor"></a><h4 class="code-header">fn <a href="../../ppv_lite86/types/trait.VZip.html#tymethod.vzip" class="fnname">vzip</a>(self) -&gt; V</h4></section></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-WithSubscriber-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="impl has-srclink"><a class="srclink rightside" href="../../src/tracing/instrument.rs.html#334">source</a><a href="#impl-WithSubscriber-for-OccupiedEntry%3C%27a%2C%20VE%3E" class="anchor"></a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="../../tracing/instrument/trait.WithSubscriber.html" title="trait tracing::instrument::WithSubscriber">WithSubscriber</a> for T</h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.with_subscriber" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/tracing/instrument.rs.html#169-171">source</a><a href="#method.with_subscriber" class="anchor"></a><h4 class="code-header">fn <a href="../../tracing/instrument/trait.WithSubscriber.html#method.with_subscriber" class="fnname">with_subscriber</a>&lt;S&gt;(self, subscriber: S) -&gt; <a class="struct" href="../../tracing/instrument/struct.WithDispatch.html" title="struct tracing::instrument::WithDispatch">WithDispatch</a>&lt;Self&gt;<span class="notable-traits"><span class="notable-traits-tooltip"><span class="notable-traits-tooltiptext"><span class="docblock"><span class="notable">Notable traits for <a class="struct" href="../../tracing/instrument/struct.WithDispatch.html" title="struct tracing::instrument::WithDispatch">WithDispatch</a>&lt;T&gt;</span><code class="content"><span class="where fmt-newline">impl&lt;T&gt; Future for <a class="struct" href="../../tracing/instrument/struct.WithDispatch.html" title="struct tracing::instrument::WithDispatch">WithDispatch</a>&lt;T&gt;<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: Future,</span></span><span class="where fmt-newline"> type <a class="associatedtype">Output</a> = &lt;T as Future&gt;::Output;</span></code></span></span></span></span><span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;S: Into&lt;<a class="struct" href="../../tracing_core/dispatcher/struct.Dispatch.html" title="struct tracing_core::dispatcher::Dispatch">Dispatch</a>&gt;,</span></h4></section></summary><div class='docblock'>Attaches the provided <a href="../../tracing_core/subscriber/trait.Subscriber.html"><code>Subscriber</code></a> to this type, returning a
<a href="../../tracing/instrument/struct.WithDispatch.html" title="WithDispatch"><code>WithDispatch</code></a> wrapper. <a href="../../tracing/instrument/trait.WithSubscriber.html#method.with_subscriber">Read more</a></div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.with_current_subscriber" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/tracing/instrument.rs.html#221">source</a><a href="#method.with_current_subscriber" class="anchor"></a><h4 class="code-header">fn <a href="../../tracing/instrument/trait.WithSubscriber.html#method.with_current_subscriber" class="fnname">with_current_subscriber</a>(self) -&gt; <a class="struct" href="../../tracing/instrument/struct.WithDispatch.html" title="struct tracing::instrument::WithDispatch">WithDispatch</a>&lt;Self&gt;<span class="notable-traits"><span class="notable-traits-tooltip"><span class="notable-traits-tooltiptext"><span class="docblock"><span class="notable">Notable traits for <a class="struct" href="../../tracing/instrument/struct.WithDispatch.html" title="struct tracing::instrument::WithDispatch">WithDispatch</a>&lt;T&gt;</span><code class="content"><span class="where fmt-newline">impl&lt;T&gt; Future for <a class="struct" href="../../tracing/instrument/struct.WithDispatch.html" title="struct tracing::instrument::WithDispatch">WithDispatch</a>&lt;T&gt;<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: Future,</span></span><span class="where fmt-newline"> type <a class="associatedtype">Output</a> = &lt;T as Future&gt;::Output;</span></code></span></span></span></span></h4></section></summary><div class='docblock'>Attaches the current <a href="../../tracing/dispatcher/index.html#setting-the-default-subscriber">default</a> <a href="../../tracing_core/subscriber/trait.Subscriber.html"><code>Subscriber</code></a> to this type, returning a
<a href="../../tracing/instrument/struct.WithDispatch.html" title="WithDispatch"><code>WithDispatch</code></a> wrapper. <a href="../../tracing/instrument/trait.WithSubscriber.html#method.with_current_subscriber">Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-WithSubscriber-for-OccupiedEntry%3C%27a%2C%20VE%3E-1" class="impl has-srclink"><a class="srclink rightside" href="../../src/tracing_futures/lib.rs.html#432">source</a><a href="#impl-WithSubscriber-for-OccupiedEntry%3C%27a%2C%20VE%3E-1" class="anchor"></a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="../../tracing_futures/trait.WithSubscriber.html" title="trait tracing_futures::WithSubscriber">WithSubscriber</a> for T</h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.with_subscriber-1" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/tracing_futures/lib.rs.html#213-215">source</a><a href="#method.with_subscriber-1" class="anchor"></a><h4 class="code-header">fn <a href="../../tracing_futures/trait.WithSubscriber.html#method.with_subscriber" class="fnname">with_subscriber</a>&lt;S&gt;(self, subscriber: S) -&gt; <a class="struct" href="../../tracing_futures/struct.WithDispatch.html" title="struct tracing_futures::WithDispatch">WithDispatch</a>&lt;Self&gt;<span class="notable-traits"><span class="notable-traits-tooltip"><span class="notable-traits-tooltiptext"><span class="docblock"><span class="notable">Notable traits for <a class="struct" href="../../tracing_futures/struct.WithDispatch.html" title="struct tracing_futures::WithDispatch">WithDispatch</a>&lt;T&gt;</span><code class="content"><span class="where fmt-newline">impl&lt;T&gt; Future for <a class="struct" href="../../tracing_futures/struct.WithDispatch.html" title="struct tracing_futures::WithDispatch">WithDispatch</a>&lt;T&gt;<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: Future,</span></span><span class="where fmt-newline"> type <a class="associatedtype">Output</a> = &lt;T as Future&gt;::Output;</span></code></span></span></span></span><span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;S: Into&lt;<a class="struct" href="../../tracing_core/dispatcher/struct.Dispatch.html" title="struct tracing_core::dispatcher::Dispatch">Dispatch</a>&gt;,</span></h4></section></summary><div class='docblock'>Attaches the provided <a href="https://docs.rs/tracing/latest/tracing/subscriber/trait.Subscriber.html"><code>Subscriber</code></a> to this type, returning a
<code>WithDispatch</code> wrapper. <a href="../../tracing_futures/trait.WithSubscriber.html#method.with_subscriber">Read more</a></div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.with_current_subscriber-1" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/tracing_futures/lib.rs.html#237">source</a><a href="#method.with_current_subscriber-1" class="anchor"></a><h4 class="code-header">fn <a href="../../tracing_futures/trait.WithSubscriber.html#method.with_current_subscriber" class="fnname">with_current_subscriber</a>(self) -&gt; <a class="struct" href="../../tracing_futures/struct.WithDispatch.html" title="struct tracing_futures::WithDispatch">WithDispatch</a>&lt;Self&gt;<span class="notable-traits"><span class="notable-traits-tooltip"><span class="notable-traits-tooltiptext"><span class="docblock"><span class="notable">Notable traits for <a class="struct" href="../../tracing_futures/struct.WithDispatch.html" title="struct tracing_futures::WithDispatch">WithDispatch</a>&lt;T&gt;</span><code class="content"><span class="where fmt-newline">impl&lt;T&gt; Future for <a class="struct" href="../../tracing_futures/struct.WithDispatch.html" title="struct tracing_futures::WithDispatch">WithDispatch</a>&lt;T&gt;<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: Future,</span></span><span class="where fmt-newline"> type <a class="associatedtype">Output</a> = &lt;T as Future&gt;::Output;</span></code></span></span></span></span></h4></section></summary><div class='docblock'>Attaches the current <a href="https://docs.rs/tracing/latest/tracing/dispatcher/index.html#setting-the-default-subscriber">default</a> <a href="https://docs.rs/tracing/latest/tracing/subscriber/trait.Subscriber.html"><code>Subscriber</code></a> to this type, returning a
<code>WithDispatch</code> wrapper. <a href="../../tracing_futures/trait.WithSubscriber.html#method.with_current_subscriber">Read more</a></div></details></div></details></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>