| <!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 codec for frames delimited by a frame head specifying their lengths."><meta name="keywords" content="rust, rustlang, rust-lang, LengthDelimitedCodec"><title>LengthDelimitedCodec in tokio_util::codec::length_delimited - 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" 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things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle">☰</button><a class="sidebar-logo" href="../../../tokio_util/index.html"><div class="logo-container"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></div></a><h2></h2></nav><nav class="sidebar"><a class="sidebar-logo" href="../../../tokio_util/index.html"><div class="logo-container"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></div></a><h2 class="location"><a href="#">LengthDelimitedCodec</a></h2><div class="sidebar-elems"><section><h3><a href="#implementations">Methods</a></h3><ul class="block"><li><a href="#method.builder">builder</a></li><li><a href="#method.max_frame_length">max_frame_length</a></li><li><a href="#method.new">new</a></li><li><a href="#method.set_max_frame_length">set_max_frame_length</a></li></ul><h3><a href="#trait-implementations">Trait Implementations</a></h3><ul class="block"><li><a href="#impl-Clone-for-LengthDelimitedCodec">Clone</a></li><li><a href="#impl-Debug-for-LengthDelimitedCodec">Debug</a></li><li><a href="#impl-Decoder-for-LengthDelimitedCodec">Decoder</a></li><li><a href="#impl-Default-for-LengthDelimitedCodec">Default</a></li><li><a href="#impl-Encoder%3CBytes%3E-for-LengthDelimitedCodec">Encoder<Bytes></a></li></ul><h3><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><ul class="block"><li><a href="#impl-RefUnwindSafe-for-LengthDelimitedCodec">RefUnwindSafe</a></li><li><a href="#impl-Send-for-LengthDelimitedCodec">Send</a></li><li><a href="#impl-Sync-for-LengthDelimitedCodec">Sync</a></li><li><a href="#impl-Unpin-for-LengthDelimitedCodec">Unpin</a></li><li><a href="#impl-UnwindSafe-for-LengthDelimitedCodec">UnwindSafe</a></li></ul><h3><a href="#blanket-implementations">Blanket Implementations</a></h3><ul class="block"><li><a href="#impl-Any-for-LengthDelimitedCodec">Any</a></li><li><a href="#impl-Borrow%3CT%3E-for-LengthDelimitedCodec">Borrow<T></a></li><li><a href="#impl-BorrowMut%3CT%3E-for-LengthDelimitedCodec">BorrowMut<T></a></li><li><a href="#impl-From%3CT%3E-for-LengthDelimitedCodec">From<T></a></li><li><a href="#impl-Instrument-for-LengthDelimitedCodec">Instrument</a></li><li><a href="#impl-Into%3CU%3E-for-LengthDelimitedCodec">Into<U></a></li><li><a href="#impl-ToOwned-for-LengthDelimitedCodec">ToOwned</a></li><li><a href="#impl-TryFrom%3CU%3E-for-LengthDelimitedCodec">TryFrom<U></a></li><li><a href="#impl-TryInto%3CU%3E-for-LengthDelimitedCodec">TryInto<U></a></li><li><a href="#impl-WithSubscriber-for-LengthDelimitedCodec">WithSubscriber</a></li></ul></section><h2><a href="index.html">In tokio_util::codec::length_delimited</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">tokio_util</a>::<wbr><a href="../index.html">codec</a>::<wbr><a href="index.html">length_delimited</a>::<wbr><a class="struct" href="#">LengthDelimitedCodec</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/tokio_util/codec/length_delimited.rs.html#425-431">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">−</span>]</a></span></div><div class="item-decl"><pre class="rust struct"><code>pub struct LengthDelimitedCodec { /* 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 codec for frames delimited by a frame head specifying their lengths.</p> |
| <p>This allows the consumer to work with entire frames without having to worry |
| about buffering or other framing logic.</p> |
| <p>See <a href="index.html">module level</a> documentation for more detail.</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-LengthDelimitedCodec" class="impl has-srclink"><a class="srclink rightside" href="../../../src/tokio_util/codec/length_delimited.rs.html#441-543">source</a><a href="#impl-LengthDelimitedCodec" class="anchor"></a><h3 class="code-header">impl <a class="struct" href="struct.LengthDelimitedCodec.html" title="struct tokio_util::codec::length_delimited::LengthDelimitedCodec">LengthDelimitedCodec</a></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.new" class="method has-srclink"><a class="srclink rightside" href="../../../src/tokio_util/codec/length_delimited.rs.html#443-448">source</a><h4 class="code-header">pub fn <a href="#method.new" class="fnname">new</a>() -> Self</h4></section></summary><div class="docblock"><p>Creates a new <code>LengthDelimitedCodec</code> with the default configuration values.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.builder" class="method has-srclink"><a class="srclink rightside" href="../../../src/tokio_util/codec/length_delimited.rs.html#452-454">source</a><h4 class="code-header">pub fn <a href="#method.builder" class="fnname">builder</a>() -> <a class="struct" href="struct.Builder.html" title="struct tokio_util::codec::length_delimited::Builder">Builder</a></h4></section></summary><div class="docblock"><p>Creates a new length delimited codec builder with default configuration |
| values.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.max_frame_length" class="method has-srclink"><a class="srclink rightside" href="../../../src/tokio_util/codec/length_delimited.rs.html#460-462">source</a><h4 class="code-header">pub fn <a href="#method.max_frame_length" class="fnname">max_frame_length</a>(&self) -> usize</h4></section></summary><div class="docblock"><p>Returns the current max frame setting</p> |
| <p>This is the largest size this codec will accept from the wire. Larger |
| frames will be rejected.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.set_max_frame_length" class="method has-srclink"><a class="srclink rightside" href="../../../src/tokio_util/codec/length_delimited.rs.html#470-472">source</a><h4 class="code-header">pub fn <a href="#method.set_max_frame_length" class="fnname">set_max_frame_length</a>(&mut self, val: usize)</h4></section></summary><div class="docblock"><p>Updates the max frame setting.</p> |
| <p>The change takes effect the next time a frame is decoded. In other |
| words, if a frame is currently in process of being decoded with a frame |
| size greater than <code>val</code> but less than the max frame length in effect |
| before calling this function, then the frame will be allowed.</p> |
| </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-Clone-for-LengthDelimitedCodec" class="impl has-srclink"><a class="srclink rightside" href="../../../src/tokio_util/codec/length_delimited.rs.html#424">source</a><a href="#impl-Clone-for-LengthDelimitedCodec" class="anchor"></a><h3 class="code-header">impl Clone for <a class="struct" href="struct.LengthDelimitedCodec.html" title="struct tokio_util::codec::length_delimited::LengthDelimitedCodec">LengthDelimitedCodec</a></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.clone" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/tokio_util/codec/length_delimited.rs.html#424">source</a><a href="#method.clone" class="anchor"></a><h4 class="code-header">fn <a class="fnname">clone</a>(&self) -> <a class="struct" href="struct.LengthDelimitedCodec.html" title="struct tokio_util::codec::length_delimited::LengthDelimitedCodec">LengthDelimitedCodec</a></h4></section></summary><div class='docblock'>Returns a copy of the value. <a>Read more</a></div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.clone_from" class="method trait-impl has-srclink"><span class="since rightside" title="Stable since Rust version 1.0.0">1.0.0</span><a href="#method.clone_from" class="anchor"></a><h4 class="code-header">const fn <a class="fnname">clone_from</a>(&mut self, source: &Self)</h4></section></summary><div class='docblock'>Performs copy-assignment from <code>source</code>. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-Debug-for-LengthDelimitedCodec" class="impl has-srclink"><a class="srclink rightside" href="../../../src/tokio_util/codec/length_delimited.rs.html#424">source</a><a href="#impl-Debug-for-LengthDelimitedCodec" class="anchor"></a><h3 class="code-header">impl Debug for <a class="struct" href="struct.LengthDelimitedCodec.html" title="struct tokio_util::codec::length_delimited::LengthDelimitedCodec">LengthDelimitedCodec</a></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/tokio_util/codec/length_delimited.rs.html#424">source</a><a href="#method.fmt" class="anchor"></a><h4 class="code-header">fn <a class="fnname">fmt</a>(&self, f: &mut Formatter<'_>) -> 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-Decoder-for-LengthDelimitedCodec" class="impl has-srclink"><a class="srclink rightside" href="../../../src/tokio_util/codec/length_delimited.rs.html#545-574">source</a><a href="#impl-Decoder-for-LengthDelimitedCodec" class="anchor"></a><h3 class="code-header">impl <a class="trait" href="../trait.Decoder.html" title="trait tokio_util::codec::Decoder">Decoder</a> for <a class="struct" href="struct.LengthDelimitedCodec.html" title="struct tokio_util::codec::length_delimited::LengthDelimitedCodec">LengthDelimitedCodec</a></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 href="../trait.Decoder.html#associatedtype.Item" class="associatedtype">Item</a> = <a class="struct" href="../../../bytes/bytes_mut/struct.BytesMut.html" title="struct bytes::bytes_mut::BytesMut">BytesMut</a></h4></section></summary><div class='docblock'>The type of decoded frames.</div></details><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 href="../trait.Decoder.html#associatedtype.Error" class="associatedtype">Error</a> = Error</h4></section></summary><div class='docblock'>The type of unrecoverable frame decoding errors. <a href="../trait.Decoder.html#associatedtype.Error">Read more</a></div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.decode" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/tokio_util/codec/length_delimited.rs.html#549-573">source</a><a href="#method.decode" class="anchor"></a><h4 class="code-header">fn <a href="../trait.Decoder.html#tymethod.decode" class="fnname">decode</a>(&mut self, src: &mut <a class="struct" href="../../../bytes/bytes_mut/struct.BytesMut.html" title="struct bytes::bytes_mut::BytesMut">BytesMut</a>) -> Result<Option<<a class="struct" href="../../../bytes/bytes_mut/struct.BytesMut.html" title="struct bytes::bytes_mut::BytesMut">BytesMut</a>>></h4></section></summary><div class='docblock'>Attempts to decode a frame from the provided buffer of bytes. <a href="../trait.Decoder.html#tymethod.decode">Read more</a></div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.decode_eof" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/tokio_util/codec/decoder.rs.html#144-155">source</a><a href="#method.decode_eof" class="anchor"></a><h4 class="code-header">fn <a href="../trait.Decoder.html#method.decode_eof" class="fnname">decode_eof</a>(<br> &mut self,<br> buf: &mut <a class="struct" href="../../../bytes/bytes_mut/struct.BytesMut.html" title="struct bytes::bytes_mut::BytesMut">BytesMut</a><br>) -> Result<Option<Self::<a class="associatedtype" href="../trait.Decoder.html#associatedtype.Item" title="type tokio_util::codec::Decoder::Item">Item</a>>, Self::<a class="associatedtype" href="../trait.Decoder.html#associatedtype.Error" title="type tokio_util::codec::Decoder::Error">Error</a>></h4></section></summary><div class='docblock'>A default method available to be called when there are no more bytes |
| available to be read from the underlying I/O. <a href="../trait.Decoder.html#method.decode_eof">Read more</a></div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.framed" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/tokio_util/codec/decoder.rs.html#178-183">source</a><a href="#method.framed" class="anchor"></a><h4 class="code-header">fn <a href="../trait.Decoder.html#method.framed" class="fnname">framed</a><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> + Sized>(self, io: T) -> <a class="struct" href="../struct.Framed.html" title="struct tokio_util::codec::Framed">Framed</a><T, Self><span class="where fmt-newline">where<br> Self: Sized,</span></h4></section></summary><div class='docblock'>Provides a <a href="../../../futures_core/stream/trait.Stream.html"><code>Stream</code></a> and <a href="../../../futures_sink/trait.Sink.html"><code>Sink</code></a> interface for reading and writing to this |
| <code>Io</code> object, using <code>Decode</code> and <code>Encode</code> to read and write the raw data. <a href="../trait.Decoder.html#method.framed">Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-Default-for-LengthDelimitedCodec" class="impl has-srclink"><a class="srclink rightside" href="../../../src/tokio_util/codec/length_delimited.rs.html#620-624">source</a><a href="#impl-Default-for-LengthDelimitedCodec" class="anchor"></a><h3 class="code-header">impl Default for <a class="struct" href="struct.LengthDelimitedCodec.html" title="struct tokio_util::codec::length_delimited::LengthDelimitedCodec">LengthDelimitedCodec</a></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.default" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/tokio_util/codec/length_delimited.rs.html#621-623">source</a><a href="#method.default" class="anchor"></a><h4 class="code-header">fn <a class="fnname">default</a>() -> Self</h4></section></summary><div class='docblock'>Returns the “default value” for a type. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-Encoder%3CBytes%3E-for-LengthDelimitedCodec" class="impl has-srclink"><a class="srclink rightside" href="../../../src/tokio_util/codec/length_delimited.rs.html#576-618">source</a><a href="#impl-Encoder%3CBytes%3E-for-LengthDelimitedCodec" class="anchor"></a><h3 class="code-header">impl <a class="trait" href="../trait.Encoder.html" title="trait tokio_util::codec::Encoder">Encoder</a><<a class="struct" href="../../../bytes/bytes/struct.Bytes.html" title="struct bytes::bytes::Bytes">Bytes</a>> for <a class="struct" href="struct.LengthDelimitedCodec.html" title="struct tokio_util::codec::length_delimited::LengthDelimitedCodec">LengthDelimitedCodec</a></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 href="../trait.Encoder.html#associatedtype.Error" class="associatedtype">Error</a> = Error</h4></section></summary><div class='docblock'>The type of encoding errors. <a href="../trait.Encoder.html#associatedtype.Error">Read more</a></div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.encode" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/tokio_util/codec/length_delimited.rs.html#579-617">source</a><a href="#method.encode" class="anchor"></a><h4 class="code-header">fn <a href="../trait.Encoder.html#tymethod.encode" class="fnname">encode</a>(&mut self, data: <a class="struct" href="../../../bytes/bytes/struct.Bytes.html" title="struct bytes::bytes::Bytes">Bytes</a>, dst: &mut <a class="struct" href="../../../bytes/bytes_mut/struct.BytesMut.html" title="struct bytes::bytes_mut::BytesMut">BytesMut</a>) -> Result<(), Error></h4></section></summary><div class='docblock'>Encodes a frame into the buffer provided. <a href="../trait.Encoder.html#tymethod.encode">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-LengthDelimitedCodec" class="impl has-srclink"><a href="#impl-RefUnwindSafe-for-LengthDelimitedCodec" class="anchor"></a><h3 class="code-header">impl RefUnwindSafe for <a class="struct" href="struct.LengthDelimitedCodec.html" title="struct tokio_util::codec::length_delimited::LengthDelimitedCodec">LengthDelimitedCodec</a></h3></section><section id="impl-Send-for-LengthDelimitedCodec" class="impl has-srclink"><a href="#impl-Send-for-LengthDelimitedCodec" class="anchor"></a><h3 class="code-header">impl Send for <a class="struct" href="struct.LengthDelimitedCodec.html" title="struct tokio_util::codec::length_delimited::LengthDelimitedCodec">LengthDelimitedCodec</a></h3></section><section id="impl-Sync-for-LengthDelimitedCodec" class="impl has-srclink"><a href="#impl-Sync-for-LengthDelimitedCodec" class="anchor"></a><h3 class="code-header">impl Sync for <a class="struct" href="struct.LengthDelimitedCodec.html" title="struct tokio_util::codec::length_delimited::LengthDelimitedCodec">LengthDelimitedCodec</a></h3></section><section id="impl-Unpin-for-LengthDelimitedCodec" class="impl has-srclink"><a href="#impl-Unpin-for-LengthDelimitedCodec" class="anchor"></a><h3 class="code-header">impl Unpin for <a class="struct" href="struct.LengthDelimitedCodec.html" title="struct tokio_util::codec::length_delimited::LengthDelimitedCodec">LengthDelimitedCodec</a></h3></section><section id="impl-UnwindSafe-for-LengthDelimitedCodec" class="impl has-srclink"><a href="#impl-UnwindSafe-for-LengthDelimitedCodec" class="anchor"></a><h3 class="code-header">impl UnwindSafe for <a class="struct" href="struct.LengthDelimitedCodec.html" title="struct tokio_util::codec::length_delimited::LengthDelimitedCodec">LengthDelimitedCodec</a></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-LengthDelimitedCodec" class="impl has-srclink"><a href="#impl-Any-for-LengthDelimitedCodec" class="anchor"></a><h3 class="code-header">impl<T> Any for T<span class="where fmt-newline">where<br> 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>(&self) -> 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-LengthDelimitedCodec" class="impl has-srclink"><a href="#impl-Borrow%3CT%3E-for-LengthDelimitedCodec" class="anchor"></a><h3 class="code-header">impl<T> Borrow<T> for T<span class="where fmt-newline">where<br> 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>(&self) -> &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-LengthDelimitedCodec" class="impl has-srclink"><a href="#impl-BorrowMut%3CT%3E-for-LengthDelimitedCodec" class="anchor"></a><h3 class="code-header">impl<T> BorrowMut<T> for T<span class="where fmt-newline">where<br> 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>(&mut self) -> &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-LengthDelimitedCodec" class="impl has-srclink"><a href="#impl-From%3CT%3E-for-LengthDelimitedCodec" class="anchor"></a><h3 class="code-header">impl<T> From<T> 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) -> 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-LengthDelimitedCodec" class="impl has-srclink"><a class="srclink rightside" href="../../../src/tracing/instrument.rs.html#276">source</a><a href="#impl-Instrument-for-LengthDelimitedCodec" class="anchor"></a><h3 class="code-header">impl<T> <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>) -> <a class="struct" href="../../../tracing/instrument/struct.Instrumented.html" title="struct tracing::instrument::Instrumented">Instrumented</a><Self></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) -> <a class="struct" href="../../../tracing/instrument/struct.Instrumented.html" title="struct tracing::instrument::Instrumented">Instrumented</a><Self></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-Into%3CU%3E-for-LengthDelimitedCodec" class="impl has-srclink"><a href="#impl-Into%3CU%3E-for-LengthDelimitedCodec" class="anchor"></a><h3 class="code-header">impl<T, U> Into<U> for T<span class="where fmt-newline">where<br> U: From<T>,</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) -> 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]<T> for U</code> chooses to do.</p> |
| </div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-ToOwned-for-LengthDelimitedCodec" class="impl has-srclink"><a href="#impl-ToOwned-for-LengthDelimitedCodec" class="anchor"></a><h3 class="code-header">impl<T> ToOwned for T<span class="where fmt-newline">where<br> T: Clone,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Owned" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Owned" class="anchor"></a><h4 class="code-header">type <a class="associatedtype">Owned</a> = T</h4></section></summary><div class='docblock'>The resulting type after obtaining ownership.</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.to_owned" class="method trait-impl has-srclink"><a href="#method.to_owned" class="anchor"></a><h4 class="code-header">fn <a class="fnname">to_owned</a>(&self) -> T</h4></section></summary><div class='docblock'>Creates owned data from borrowed data, usually by cloning. <a>Read more</a></div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.clone_into" class="method trait-impl has-srclink"><a href="#method.clone_into" class="anchor"></a><h4 class="code-header">fn <a class="fnname">clone_into</a>(&self, target: &mut T)</h4></section></summary><div class='docblock'>Uses borrowed data to replace owned data, usually by cloning. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-TryFrom%3CU%3E-for-LengthDelimitedCodec" class="impl has-srclink"><a href="#impl-TryFrom%3CU%3E-for-LengthDelimitedCodec" class="anchor"></a><h3 class="code-header">impl<T, U> TryFrom<U> for T<span class="where fmt-newline">where<br> U: Into<T>,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error-3" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error-3" 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) -> Result<T, <T as TryFrom<U>>::Error></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-LengthDelimitedCodec" class="impl has-srclink"><a href="#impl-TryInto%3CU%3E-for-LengthDelimitedCodec" class="anchor"></a><h3 class="code-header">impl<T, U> TryInto<U> for T<span class="where fmt-newline">where<br> U: TryFrom<T>,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error-2" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error-2" class="anchor"></a><h4 class="code-header">type <a class="associatedtype">Error</a> = <U as TryFrom<T>>::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) -> Result<U, <U as TryFrom<T>>::Error></h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-WithSubscriber-for-LengthDelimitedCodec" class="impl has-srclink"><a class="srclink rightside" href="../../../src/tracing/instrument.rs.html#334">source</a><a href="#impl-WithSubscriber-for-LengthDelimitedCodec" class="anchor"></a><h3 class="code-header">impl<T> <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><S>(self, subscriber: S) -> <a class="struct" href="../../../tracing/instrument/struct.WithDispatch.html" title="struct tracing::instrument::WithDispatch">WithDispatch</a><Self><span class="where fmt-newline">where<br> S: Into<<a class="struct" href="../../../tracing_core/dispatcher/struct.Dispatch.html" title="struct tracing_core::dispatcher::Dispatch">Dispatch</a>>,</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) -> <a class="struct" href="../../../tracing/instrument/struct.WithDispatch.html" title="struct tracing::instrument::WithDispatch">WithDispatch</a><Self></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></div></section></div></main><div id="rustdoc-vars" data-root-path="../../../" data-current-crate="tokio_util" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html> |
