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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="API documentation for the Rust `Connection` struct in crate `h2`."><meta name="keywords" content="rust, rustlang, rust-lang, Connection"><title>h2::server::Connection - Rust</title><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="../../light.css" id="themeStyle"><link rel="stylesheet" type="text/css" href="../../dark.css" disabled ><link rel="stylesheet" type="text/css" href="../../ayu.css" disabled ><script id="default-settings"></script><script src="../../storage.js"></script><noscript><link rel="stylesheet" href="../../noscript.css"></noscript><link rel="icon" type="image/svg+xml" href="../../favicon.svg">
<link rel="alternate icon" type="image/png" href="../../favicon-16x16.png">
<link rel="alternate icon" type="image/png" href="../../favicon-32x32.png"><style type="text/css">#crate-search{background-image:url("../../down-arrow.svg");}</style></head><body class="rustdoc struct"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">&#9776;</div><a href='../../h2/index.html'><div class='logo-container rust-logo'><img src='../../rust-logo.png' alt='logo'></div></a><p class="location">Struct Connection</p><div class="sidebar-elems"><div class="block items"><a class="sidebar-title" href="#implementations">Methods</a><div class="sidebar-links"><a href="#method.abrupt_shutdown">abrupt_shutdown</a><a href="#method.accept">accept</a><a href="#method.graceful_shutdown">graceful_shutdown</a><a href="#method.max_concurrent_recv_streams">max_concurrent_recv_streams</a><a href="#method.max_concurrent_send_streams">max_concurrent_send_streams</a><a href="#method.ping_pong">ping_pong</a><a href="#method.poll_closed">poll_closed</a><a href="#method.set_initial_window_size">set_initial_window_size</a><a href="#method.set_target_window_size">set_target_window_size</a></div><a class="sidebar-title" href="#trait-implementations">Trait Implementations</a><div class="sidebar-links"><a href="#impl-Debug">Debug</a></div><a class="sidebar-title" href="#synthetic-implementations">Auto Trait Implementations</a><div class="sidebar-links"><a href="#impl-RefUnwindSafe">!RefUnwindSafe</a><a href="#impl-Send">Send</a><a href="#impl-Sync">Sync</a><a href="#impl-Unpin">Unpin</a><a href="#impl-UnwindSafe">!UnwindSafe</a></div><a class="sidebar-title" href="#blanket-implementations">Blanket Implementations</a><div class="sidebar-links"><a href="#impl-Any">Any</a><a href="#impl-Borrow%3CT%3E">Borrow&lt;T&gt;</a><a href="#impl-BorrowMut%3CT%3E">BorrowMut&lt;T&gt;</a><a href="#impl-From%3CT%3E">From&lt;T&gt;</a><a href="#impl-Instrument">Instrument</a><a href="#impl-Into%3CU%3E">Into&lt;U&gt;</a><a href="#impl-TryFrom%3CU%3E">TryFrom&lt;U&gt;</a><a href="#impl-TryInto%3CU%3E">TryInto&lt;U&gt;</a></div></div><p class="location"><a href="../index.html">h2</a>::<wbr><a href="index.html">server</a></p><div id="sidebar-vars" data-name="Connection" data-ty="struct" data-relpath=""></div><script defer src="sidebar-items.js"></script></div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!" aria-haspopup="menu"><img src="../../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices" role="menu"></div></div><script src="../../theme.js"></script><nav class="sub"><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" disabled autocomplete="off" spellcheck="false" placeholder="Click or press S to search, ? for more options…" type="search"></div><button type="button" class="help-button">?</button>
<a id="settings-menu" href="../../settings.html"><img src="../../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><h1 class="fqn"><span class="in-band">Struct <a href="../index.html">h2</a>::<wbr><a href="index.html">server</a>::<wbr><a class="struct" href="">Connection</a></span><span class="out-of-band"><span id="render-detail"><a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">&#x2212;</span>]</a></span><a class="srclink" href="../../src/h2/server.rs.html#194-196" title="goto source code">[src]</a></span></h1><div class="docblock type-decl hidden-by-usual-hider"><pre class="rust struct"><span class="docblock attributes top-attr">#[must_use = "streams do nothing unless polled"]</span>pub struct Connection&lt;T, B:&nbsp;<a class="trait" href="../../bytes/buf/buf_impl/trait.Buf.html" title="trait bytes::buf::buf_impl::Buf">Buf</a>&gt; { /* fields omitted */ }</pre></div><div class="docblock"><p>Accepts inbound HTTP/2.0 streams on a connection.</p>
<p>A <code>Connection</code> is backed by an I/O resource (usually a TCP socket) and
implements the HTTP/2.0 server logic for that connection. It is responsible
for receiving inbound streams initiated by the client as well as driving the
internal state forward.</p>
<p><code>Connection</code> values are created by calling <a href="struct.Connection.html#method.handshake"><code>handshake</code></a>. Once a
<code>Connection</code> value is obtained, the caller must call <a href="struct.Connection.html#method.poll"><code>poll</code></a> or
<a href="struct.Connection.html#method.poll_close"><code>poll_close</code></a> in order to drive the internal connection state forward.</p>
<p>See <a href="index.html">module level</a> documentation for more details</p>
<h1 id="examples" class="section-header"><a href="#examples">Examples</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">server</span> <span class="op">=</span> <span class="ident">server</span>::<span class="ident">handshake</span>(<span class="ident">my_io</span>).<span class="kw">await</span>.<span class="ident">unwrap</span>();
<span class="kw">while</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">request</span>) <span class="op">=</span> <span class="ident">server</span>.<span class="ident">accept</span>().<span class="kw">await</span> {
<span class="kw">let</span> (<span class="ident">request</span>, <span class="ident">respond</span>) <span class="op">=</span> <span class="ident">request</span>.<span class="ident">unwrap</span>();
<span class="comment">// Process the request and send the response back to the client</span>
<span class="comment">// using `respond`.</span>
}</pre></div>
</div><h2 id="implementations" class="small-section-header">Implementations<a href="#implementations" class="anchor"></a></h2><h3 id="impl" class="impl"><code class="in-band">impl&lt;T, B&gt; <a class="struct" href="../../h2/server/struct.Connection.html" title="struct h2::server::Connection">Connection</a>&lt;T, B&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="../../tokio/io/async_read/trait.AsyncRead.html" title="trait tokio::io::async_read::AsyncRead">AsyncRead</a> + <a class="trait" href="../../tokio/io/async_write/trait.AsyncWrite.html" title="trait tokio::io::async_write::AsyncWrite">AsyncWrite</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;B: <a class="trait" href="../../bytes/buf/buf_impl/trait.Buf.html" title="trait bytes::buf::buf_impl::Buf">Buf</a> + 'static,&nbsp;</span></code><a href="#impl" class="anchor"></a><a class="srclink" href="../../src/h2/server.rs.html#359-560" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.accept" class="method"><code>pub async fn <a href="#method.accept" class="fnname">accept</a>(<br>&nbsp;&nbsp;&nbsp;&nbsp;&amp;mut self<br>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">(</a><a class="struct" href="../../http/request/struct.Request.html" title="struct http::request::Request">Request</a>&lt;<a class="struct" href="../../h2/struct.RecvStream.html" title="struct h2::RecvStream">RecvStream</a>&gt;, <a class="struct" href="../../h2/server/struct.SendResponse.html" title="struct h2::server::SendResponse">SendResponse</a>&lt;B&gt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">)</a>, <a class="struct" href="../../h2/struct.Error.html" title="struct h2::Error">Error</a>&gt;&gt;</code><a class="srclink" href="../../src/h2/server.rs.html#397-401" title="goto source code">[src]</a></h4><div class="docblock"><p>Accept the next incoming request on this connection.</p>
</div><h4 id="method.set_target_window_size" class="method"><code>pub fn <a href="#method.set_target_window_size" class="fnname">set_target_window_size</a>(&amp;mut self, size: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>)</code><a class="srclink" href="../../src/h2/server.rs.html#447-450" title="goto source code">[src]</a></h4><div class="docblock"><p>Sets the target window size for the whole connection.</p>
<p>If <code>size</code> is greater than the current value, then a <code>WINDOW_UPDATE</code>
frame will be immediately sent to the remote, increasing the connection
level window by <code>size - current_value</code>.</p>
<p>If <code>size</code> is less than the current value, nothing will happen
immediately. However, as window capacity is released by
<a href="../struct.FlowControl.html"><code>FlowControl</code></a> instances, no <code>WINDOW_UPDATE</code> frames will be sent
out until the number of &quot;in flight&quot; bytes drops below <code>size</code>.</p>
<p>The default value is 65,535.</p>
<p>See <a href="../struct.FlowControl.html"><code>FlowControl</code></a> documentation for more details.</p>
</div><h4 id="method.set_initial_window_size" class="method"><code>pub fn <a href="#method.set_initial_window_size" class="fnname">set_initial_window_size</a>(&amp;mut self, size: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>, <a class="struct" href="../../h2/struct.Error.html" title="struct h2::Error">Error</a>&gt;</code><a class="srclink" href="../../src/h2/server.rs.html#465-469" title="goto source code">[src]</a></h4><div class="docblock"><p>Set a new <code>INITIAL_WINDOW_SIZE</code> setting (in octets) for stream-level
flow control for received data.</p>
<p>The <code>SETTINGS</code> will be sent to the remote, and only applied once the
remote acknowledges the change.</p>
<p>This can be used to increase or decrease the window size for existing
streams.</p>
<h1 id="errors" class="section-header"><a href="#errors">Errors</a></h1>
<p>Returns an error if a previous call is still pending acknowledgement
from the remote endpoint.</p>
</div><h4 id="method.poll_closed" class="method"><code>pub fn <a href="#method.poll_closed" class="fnname">poll_closed</a>(&amp;mut self, cx: &amp;mut <a class="struct" href="https://doc.rust-lang.org/nightly/core/task/wake/struct.Context.html" title="struct core::task::wake::Context">Context</a>&lt;'_&gt;) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/task/poll/enum.Poll.html" title="enum core::task::poll::Poll">Poll</a>&lt;<a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>, <a class="struct" href="../../h2/struct.Error.html" title="struct h2::Error">Error</a>&gt;&gt;</code><a class="srclink" href="../../src/h2/server.rs.html#484-486" title="goto source code">[src]</a></h4><div class="docblock"><p>Returns <code>Ready</code> when the underlying connection has closed.</p>
<p>If any new inbound streams are received during a call to <code>poll_closed</code>,
they will be queued and returned on the next call to <a href="struct.Connection.html#method.poll_accept"><code>poll_accept</code></a>.</p>
<p>This function will advance the internal connection state, driving
progress on all the other handles (e.g. <a href="../struct.RecvStream.html"><code>RecvStream</code></a> and <a href="../struct.SendStream.html"><code>SendStream</code></a>).</p>
<p>See <a href="index.html#managing-the-connection">here</a> for more details.</p>
</div><h4 id="method.abrupt_shutdown" class="method"><code>pub fn <a href="#method.abrupt_shutdown" class="fnname">abrupt_shutdown</a>(&amp;mut self, reason: <a class="struct" href="../../h2/struct.Reason.html" title="struct h2::Reason">Reason</a>)</code><a class="srclink" href="../../src/h2/server.rs.html#506-508" title="goto source code">[src]</a></h4><div class="docblock"><p>Sets the connection to a GOAWAY state.</p>
<p>Does not terminate the connection. Must continue being polled to close
connection.</p>
<p>After flushing the GOAWAY frame, the connection is closed. Any
outstanding streams do not prevent the connection from closing. This
should usually be reserved for shutting down when something bad
external to <code>h2</code> has happened, and open streams cannot be properly
handled.</p>
<p>For graceful shutdowns, see <a href="../../h2/server/struct.Connection.html#method.graceful_shutdown"><code>graceful_shutdown</code></a>.</p>
</div><h4 id="method.graceful_shutdown" class="method"><code>pub fn <a href="#method.graceful_shutdown" class="fnname">graceful_shutdown</a>(&amp;mut self)</code><a class="srclink" href="../../src/h2/server.rs.html#520-522" title="goto source code">[src]</a></h4><div class="docblock"><p>Starts a <a href="http://httpwg.org/specs/rfc7540.html#GOAWAY">graceful shutdown</a> process.</p>
<p>Must continue being polled to close connection.</p>
<p>It's possible to receive more requests after calling this method, since
they might have been in-flight from the client already. After about
1 RTT, no new requests should be accepted. Once all active streams
have completed, the connection is closed.</p>
</div><h4 id="method.ping_pong" class="method"><code>pub fn <a href="#method.ping_pong" class="fnname">ping_pong</a>(&amp;mut self) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../../h2/struct.PingPong.html" title="struct h2::PingPong">PingPong</a>&gt;</code><a class="srclink" href="../../src/h2/server.rs.html#529-531" title="goto source code">[src]</a></h4><div class="docblock"><p>Takes a <code>PingPong</code> instance from the connection.</p>
<h1 id="note" class="section-header"><a href="#note">Note</a></h1>
<p>This may only be called once. Calling multiple times will return <code>None</code>.</p>
</div><h4 id="method.max_concurrent_send_streams" class="method"><code>pub fn <a href="#method.max_concurrent_send_streams" class="fnname">max_concurrent_send_streams</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a></code><a class="srclink" href="../../src/h2/server.rs.html#542-544" title="goto source code">[src]</a></h4><div class="docblock"><p>Returns the maximum number of concurrent streams that may be initiated
by the server on this connection.</p>
<p>This limit is configured by the client peer by sending the
<a href="https://tools.ietf.org/html/rfc7540#section-5.1.2"><code>SETTINGS_MAX_CONCURRENT_STREAMS</code> parameter</a> in a <code>SETTINGS</code> frame.
This method returns the currently acknowledged value recieved from the
remote.</p>
</div><h4 id="method.max_concurrent_recv_streams" class="method"><code>pub fn <a href="#method.max_concurrent_recv_streams" class="fnname">max_concurrent_recv_streams</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a></code><a class="srclink" href="../../src/h2/server.rs.html#557-559" title="goto source code">[src]</a></h4><div class="docblock"><p>Returns the maximum number of concurrent streams that may be initiated
by the client on this connection.</p>
<p>This returns the value of the <a href="https://tools.ietf.org/html/rfc7540#section-5.1.2"><code>SETTINGS_MAX_CONCURRENT_STREAMS</code>
parameter</a> sent in a <code>SETTINGS</code> frame that has been
acknowledged by the remote peer. The value to be sent is configured by
the <a href="../struct.Builder.html#method.max_concurrent_streams"><code>Builder::max_concurrent_streams</code></a> method before handshaking
with the remote peer.</p>
</div></div><h2 id="trait-implementations" class="small-section-header">Trait Implementations<a href="#trait-implementations" class="anchor"></a></h2><div id="trait-implementations-list"><h3 id="impl-Debug" class="impl"><code class="in-band">impl&lt;T, B&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a> for <a class="struct" href="../../h2/server/struct.Connection.html" title="struct h2::server::Connection">Connection</a>&lt;T, B&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;B: <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a> + <a class="trait" href="../../bytes/buf/buf_impl/trait.Buf.html" title="trait bytes::buf::buf_impl::Buf">Buf</a>,&nbsp;</span></code><a href="#impl-Debug" class="anchor"></a><a class="srclink" href="../../src/h2/server.rs.html#575-585" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.fmt" class="method hidden"><code>fn <a href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt" class="fnname">fmt</a>(&amp;self, fmt: &amp;mut <a class="struct" href="https://doc.rust-lang.org/nightly/core/fmt/struct.Formatter.html" title="struct core::fmt::Formatter">Formatter</a>&lt;'_&gt;) -&gt; <a class="type" href="https://doc.rust-lang.org/nightly/core/fmt/type.Result.html" title="type core::fmt::Result">Result</a></code><a class="srclink" href="../../src/h2/server.rs.html#580-584" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Formats the value using the given formatter. <a href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt">Read more</a></p>
</div></div></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"><h3 id="impl-RefUnwindSafe" class="impl"><code class="in-band">impl&lt;T, B&gt; !<a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.RefUnwindSafe.html" title="trait std::panic::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="../../h2/server/struct.Connection.html" title="struct h2::server::Connection">Connection</a>&lt;T, B&gt;</code><a href="#impl-RefUnwindSafe" class="anchor"></a><a class="srclink" href="../../src/h2/lib.rs.html#1" title="goto source code">[src]</a></h3><div class="impl-items"></div><h3 id="impl-Send" class="impl"><code class="in-band">impl&lt;T, B&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="../../h2/server/struct.Connection.html" title="struct h2::server::Connection">Connection</a>&lt;T, B&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;B: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a>,&nbsp;</span></code><a href="#impl-Send" class="anchor"></a><a class="srclink" href="../../src/h2/lib.rs.html#1" title="goto source code">[src]</a></h3><div class="impl-items"></div><h3 id="impl-Sync" class="impl"><code class="in-band">impl&lt;T, B&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="../../h2/server/struct.Connection.html" title="struct h2::server::Connection">Connection</a>&lt;T, B&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;B: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a>,&nbsp;</span></code><a href="#impl-Sync" class="anchor"></a><a class="srclink" href="../../src/h2/lib.rs.html#1" title="goto source code">[src]</a></h3><div class="impl-items"></div><h3 id="impl-Unpin" class="impl"><code class="in-band">impl&lt;T, B&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="../../h2/server/struct.Connection.html" title="struct h2::server::Connection">Connection</a>&lt;T, B&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a>,&nbsp;</span></code><a href="#impl-Unpin" class="anchor"></a><a class="srclink" href="../../src/h2/lib.rs.html#1" title="goto source code">[src]</a></h3><div class="impl-items"></div><h3 id="impl-UnwindSafe" class="impl"><code class="in-band">impl&lt;T, B&gt; !<a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.UnwindSafe.html" title="trait std::panic::UnwindSafe">UnwindSafe</a> for <a class="struct" href="../../h2/server/struct.Connection.html" title="struct h2::server::Connection">Connection</a>&lt;T, B&gt;</code><a href="#impl-UnwindSafe" class="anchor"></a><a class="srclink" href="../../src/h2/lib.rs.html#1" title="goto source code">[src]</a></h3><div class="impl-items"></div></div><h2 id="blanket-implementations" class="small-section-header">Blanket Implementations<a href="#blanket-implementations" class="anchor"></a></h2><div id="blanket-implementations-list"><h3 id="impl-Any" class="impl"><code class="in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code><a href="#impl-Any" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#131-135" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.type_id" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id" class="fnname">type_id</a>(&amp;self) -&gt; <a class="struct" href="https://doc.rust-lang.org/nightly/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#132" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id">Read more</a></p>
</div></div><h3 id="impl-Borrow%3CT%3E" class="impl"><code class="in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a>&lt;T&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code><a href="#impl-Borrow%3CT%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#207-211" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.borrow" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow" class="fnname">borrow</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>T</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#208" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></p>
</div></div><h3 id="impl-BorrowMut%3CT%3E" class="impl"><code class="in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a>&lt;T&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code><a href="#impl-BorrowMut%3CT%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#214-218" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.borrow_mut" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fnname">borrow_mut</a>(&amp;mut self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;mut </a>T</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#215" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></p>
</div></div><h3 id="impl-From%3CT%3E" class="impl"><code class="in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt; for T</code><a href="#impl-From%3CT%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#545-549" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.from" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from" class="fnname">from</a>(t: T) -&gt; T</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#546" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id="impl-Instrument" class="impl"><code class="in-band">impl&lt;T&gt; <a class="trait" href="../../tracing/instrument/trait.Instrument.html" title="trait tracing::instrument::Instrument">Instrument</a> for T</code><a href="#impl-Instrument" class="anchor"></a><a class="srclink" href="../../src/tracing/instrument.rs.html#155" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.instrument" class="method hidden"><code>pub 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;</code><a class="srclink" href="../../src/tracing/instrument.rs.html#38" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Instruments this type with the provided <code>Span</code>, returning an
<code>Instrumented</code> wrapper. <a href="../../tracing/instrument/trait.Instrument.html#method.instrument">Read more</a></p>
</div><h4 id="method.in_current_span" class="method hidden"><code>pub 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;</code><a class="srclink" href="../../src/tracing/instrument.rs.html#74" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Instruments this type with the <a href="../struct.Span.html#method.current">current</a> <code>Span</code>, returning an
<code>Instrumented</code> wrapper. <a href="../../tracing/instrument/trait.Instrument.html#method.in_current_span">Read more</a></p>
</div></div><h3 id="impl-Into%3CU%3E" class="impl"><code class="in-band">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt;,&nbsp;</span></code><a href="#impl-Into%3CU%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#534-541" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.into" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html#tymethod.into" class="fnname">into</a>(self) -&gt; U</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#538" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id="impl-TryFrom%3CU%3E" class="impl"><code class="in-band">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;T&gt;,&nbsp;</span></code><a href="#impl-TryFrom%3CU%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#582-591" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="associatedtype.Error" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" class="type">Error</a> = <a class="enum" href="https://doc.rust-lang.org/nightly/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></code></h4><div class='docblock'><p>The type returned in the event of a conversion error.</p>
</div><h4 id="method.try_from" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#tymethod.try_from" class="fnname">try_from</a>(value: U) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;T, &lt;T as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt;&gt;::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>&gt;</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#588" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id="impl-TryInto%3CU%3E" class="impl"><code class="in-band">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html" title="trait core::convert::TryInto">TryInto</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;,&nbsp;</span></code><a href="#impl-TryInto%3CU%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#568-577" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="associatedtype.Error-1" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#associatedtype.Error" class="type">Error</a> = &lt;U as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></code></h4><div class='docblock'><p>The type returned in the event of a conversion error.</p>
</div><h4 id="method.try_into" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#tymethod.try_into" class="fnname">try_into</a>(self) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;U, &lt;U as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>&gt;</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#574" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
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