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96 lines
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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="`Dispatch` trace data to a `Subscriber`."><meta name="keywords" content="rust, rustlang, rust-lang, Dispatch"><title>Dispatch in tracing::dispatcher - 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" type="text/css" href="../../normalize.css"><link rel="stylesheet" type="text/css" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../ayu.css" disabled><link rel="stylesheet" type="text/css" href="../../dark.css" disabled><link rel="stylesheet" type="text/css" href="../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../storage.js"></script><script src="../../crates.js"></script><script defer src="../../main.js"></script>
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<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="sidebar"><div class="sidebar-menu" role="button">☰</div><a class="sidebar-logo" href="../../tracing/index.html"><div class="logo-container"><img src="https://raw.githubusercontent.com/tokio-rs/tracing/master/assets/logo-type.png" alt="logo"></div>
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</a><h2 class="location">Struct Dispatch</h2><div class="sidebar-elems"><div class="block items"><h3 class="sidebar-title"><a href="#implementations">Methods</a></h3><div class="sidebar-links"><a href="#method.clone_span">clone_span</a><a href="#method.current_span">current_span</a><a href="#method.downcast_ref">downcast_ref</a><a href="#method.drop_span">drop_span</a><a href="#method.enabled">enabled</a><a href="#method.enter">enter</a><a href="#method.event">event</a><a href="#method.exit">exit</a><a href="#method.is">is</a><a href="#method.new">new</a><a href="#method.new_span">new_span</a><a href="#method.none">none</a><a href="#method.record">record</a><a href="#method.record_follows_from">record_follows_from</a><a href="#method.register_callsite">register_callsite</a><a href="#method.try_close">try_close</a></div><h3 class="sidebar-title"><a href="#trait-implementations">Trait Implementations</a></h3><div class="sidebar-links"><a href="#impl-Clone">Clone</a><a href="#impl-Debug">Debug</a><a href="#impl-Default">Default</a><a href="#impl-From%3CS%3E">From<S></a></div><h3 class="sidebar-title"><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><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><h3 class="sidebar-title"><a href="#blanket-implementations">Blanket Implementations</a></h3><div class="sidebar-links"><a href="#impl-Any">Any</a><a href="#impl-Borrow%3CT%3E">Borrow<T></a><a href="#impl-BorrowMut%3CT%3E">BorrowMut<T></a><a href="#impl-From%3CT%3E">From<T></a><a href="#impl-Instrument">Instrument</a><a href="#impl-Into%3CU%3E">Into<U></a><a href="#impl-ToOwned">ToOwned</a><a href="#impl-TryFrom%3CU%3E">TryFrom<U></a><a href="#impl-TryInto%3CU%3E">TryInto<U></a><a href="#impl-WithSubscriber">WithSubscriber</a></div></div><h2 class="location">Other items in<br><a href="../index.html">tracing</a>::<wbr><a href="index.html">dispatcher</a></h2><div id="sidebar-vars" data-name="Dispatch" data-ty="struct" data-relpath=""></div><script defer src="sidebar-items.js"></script></div></nav><main><div class="width-limiter"><div class="sub-container"><a class="sub-logo-container" href="../../tracing/index.html"><img src="https://raw.githubusercontent.com/tokio-rs/tracing/master/assets/logo-type.png" alt="logo"></a><nav class="sub"><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!" aria-haspopup="menu" title="themes"><img width="18" height="18" alt="Pick another theme!" src="../../brush.svg"></button><div id="theme-choices" role="menu"></div></div><form class="search-form"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"></div><button type="button" id="help-button" title="help">?</button><a id="settings-menu" href="../../settings.html" title="settings"><img width="18" height="18" alt="Change settings" src="../../wheel.svg"></a></div></form></nav></div><section id="main-content" class="content"><h1 class="fqn"><span class="in-band">Struct <a href="../index.html">tracing</a>::<wbr><a href="index.html">dispatcher</a>::<wbr><a class="struct" href="#">Dispatch</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></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">−</span>]</a></span><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#156-158" title="goto source code">[src]</a></span></h1><div class="docblock item-decl"><pre class="rust struct"><code>pub struct Dispatch { /* fields omitted */ }</code></pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p><code>Dispatch</code> trace data to a <a href="trait.Subscriber.html"><code>Subscriber</code></a>.</p>
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</div></details><h2 id="implementations" class="small-section-header">Implementations<a href="#implementations" class="anchor"></a></h2><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#398-633" title="goto source code">[src]</a></div><a href="#impl" class="anchor"></a><h3 class="code-header in-band">impl <a class="struct" href="../struct.Dispatch.html" title="struct tracing::Dispatch">Dispatch</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.none" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#401" title="goto source code">[src]</a></div><a href="#method.none" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.none" class="fnname">none</a>() -> <a class="struct" href="../struct.Dispatch.html" title="struct tracing::Dispatch">Dispatch</a></h4></div></summary><div class="docblock"><p>Returns a new <code>Dispatch</code> that discards events and spans.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.new" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#410-412" title="goto source code">[src]</a></div><a href="#method.new" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.new" class="fnname">new</a><S>(subscriber: S) -> <a class="struct" href="../struct.Dispatch.html" title="struct tracing::Dispatch">Dispatch</a> <span class="where fmt-newline">where<br> S: 'static + <a class="trait" href="../trait.Subscriber.html" title="trait tracing::Subscriber">Subscriber</a> + <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a>, </span></h4></div></summary><div class="docblock"><p>Returns a <code>Dispatch</code> that forwards to the given <a href="../subscriber/trait.Subscriber.html"><code>Subscriber</code></a>.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.register_callsite" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#434" title="goto source code">[src]</a></div><a href="#method.register_callsite" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.register_callsite" class="fnname">register_callsite</a>(<br> &self, <br> metadata: &'static <a class="struct" href="../struct.Metadata.html" title="struct tracing::Metadata">Metadata</a><'static><br>) -> <a class="struct" href="../subscriber/struct.Interest.html" title="struct tracing::subscriber::Interest">Interest</a></h4></div></summary><div class="docblock"><p>Registers a new callsite with this subscriber, returning whether or not
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the subscriber is interested in being notified about the callsite.</p>
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<p>This calls the <a href="../subscriber/trait.Subscriber.html#method.register_callsite"><code>register_callsite</code></a> function on the <a href="../subscriber/trait.Subscriber.html"><code>Subscriber</code></a>
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that this <code>Dispatch</code> forwards to.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.new_span" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#464" title="goto source code">[src]</a></div><a href="#method.new_span" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.new_span" class="fnname">new_span</a>(&self, span: &<a class="struct" href="../span/struct.Attributes.html" title="struct tracing::span::Attributes">Attributes</a><'_>) -> <a class="struct" href="../span/struct.Id.html" title="struct tracing::span::Id">Id</a></h4></div></summary><div class="docblock"><p>Record the construction of a new span, returning a new <a href="../span/struct.Id.html">ID</a> for the
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span being constructed.</p>
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<p>This calls the <a href="../subscriber/trait.Subscriber.html#method.new_span"><code>new_span</code></a> function on the <a href="../subscriber/trait.Subscriber.html"><code>Subscriber</code></a> that this
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<code>Dispatch</code> forwards to.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.record" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#476" title="goto source code">[src]</a></div><a href="#method.record" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.record" class="fnname">record</a>(&self, span: &<a class="struct" href="../span/struct.Id.html" title="struct tracing::span::Id">Id</a>, values: &<a class="struct" href="../span/struct.Record.html" title="struct tracing::span::Record">Record</a><'_>)</h4></div></summary><div class="docblock"><p>Record a set of values on a span.</p>
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<p>This calls the <a href="../subscriber/trait.Subscriber.html#method.record"><code>record</code></a> function on the <a href="../subscriber/trait.Subscriber.html"><code>Subscriber</code></a> that this
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<code>Dispatch</code> forwards to.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.record_follows_from" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#489" title="goto source code">[src]</a></div><a href="#method.record_follows_from" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.record_follows_from" class="fnname">record_follows_from</a>(&self, span: &<a class="struct" href="../span/struct.Id.html" title="struct tracing::span::Id">Id</a>, follows: &<a class="struct" href="../span/struct.Id.html" title="struct tracing::span::Id">Id</a>)</h4></div></summary><div class="docblock"><p>Adds an indication that <code>span</code> follows from the span with the id
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<code>follows</code>.</p>
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<p>This calls the <a href="../subscriber/trait.Subscriber.html#method.record_follows_from"><code>record_follows_from</code></a> function on the <a href="../subscriber/trait.Subscriber.html"><code>Subscriber</code></a>
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that this <code>Dispatch</code> forwards to.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.enabled" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#503" title="goto source code">[src]</a></div><a href="#method.enabled" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.enabled" class="fnname">enabled</a>(&self, metadata: &<a class="struct" href="../struct.Metadata.html" title="struct tracing::Metadata">Metadata</a><'_>) -> <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.bool.html">bool</a></h4></div></summary><div class="docblock"><p>Returns true if a span with the specified <a href="../metadata/struct.Metadata.html">metadata</a> would be
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recorded.</p>
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<p>This calls the <a href="../subscriber/trait.Subscriber.html#method.enabled"><code>enabled</code></a> function on the <a href="../subscriber/trait.Subscriber.html"><code>Subscriber</code></a> that this
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<code>Dispatch</code> forwards to.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.event" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#516" title="goto source code">[src]</a></div><a href="#method.event" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.event" class="fnname">event</a>(&self, event: &<a class="struct" href="../event/struct.Event.html" title="struct tracing::event::Event">Event</a><'_>)</h4></div></summary><div class="docblock"><p>Records that an <a href="../event/struct.Event.html"><code>Event</code></a> has occurred.</p>
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<p>This calls the <a href="../event/struct.Event.html"><code>event</code></a> function on the <a href="../subscriber/trait.Subscriber.html"><code>Subscriber</code></a> that this
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<code>Dispatch</code> forwards to.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.enter" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#527" title="goto source code">[src]</a></div><a href="#method.enter" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.enter" class="fnname">enter</a>(&self, span: &<a class="struct" href="../span/struct.Id.html" title="struct tracing::span::Id">Id</a>)</h4></div></summary><div class="docblock"><p>Records that a span has been can_enter.</p>
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<p>This calls the <a href="../subscriber/trait.Subscriber.html#method.enter"><code>enter</code></a> function on the <a href="../subscriber/trait.Subscriber.html"><code>Subscriber</code></a> that this
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<code>Dispatch</code> forwards to.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.exit" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#538" title="goto source code">[src]</a></div><a href="#method.exit" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.exit" class="fnname">exit</a>(&self, span: &<a class="struct" href="../span/struct.Id.html" title="struct tracing::span::Id">Id</a>)</h4></div></summary><div class="docblock"><p>Records that a span has been exited.</p>
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<p>This calls the <a href="../subscriber/trait.Subscriber.html#method.exit"><code>exit</code></a> function on the <a href="../subscriber/trait.Subscriber.html"><code>Subscriber</code></a> that this
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<code>Dispatch</code> forwards to.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.clone_span" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#557" title="goto source code">[src]</a></div><a href="#method.clone_span" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.clone_span" class="fnname">clone_span</a>(&self, id: &<a class="struct" href="../span/struct.Id.html" title="struct tracing::span::Id">Id</a>) -> <a class="struct" href="../span/struct.Id.html" title="struct tracing::span::Id">Id</a></h4></div></summary><div class="docblock"><p>Notifies the subscriber that a <a href="../span/struct.Id.html">span ID</a> has been cloned.</p>
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<p>This function must only be called with span IDs that were returned by
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this <code>Dispatch</code>’s <a href="../subscriber/trait.Subscriber.html#method.new_span"><code>new_span</code></a> function. The <code>tracing</code> crate upholds
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this guarantee and any other libraries implementing instrumentation APIs
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must as well.</p>
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<p>This calls the <a href="../subscriber/trait.Subscriber.html#method.clone_span"><code>clone_span</code></a> function on the <code>Subscriber</code> that this
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<code>Dispatch</code> forwards to.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.drop_span" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#585" title="goto source code">[src]</a></div><a href="#method.drop_span" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.drop_span" class="fnname">drop_span</a>(&self, id: <a class="struct" href="../span/struct.Id.html" title="struct tracing::span::Id">Id</a>)</h4></div><div class="item-info"><div class="stab deprecated"><span class="emoji">👎</span> Deprecated since 0.1.2: <p>use <code>Dispatch::try_close</code> instead</p>
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</div></div></summary><div class="docblock"><p>Notifies the subscriber that a <a href="../span/struct.Id.html">span ID</a> has been dropped.</p>
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<p>This function must only be called with span IDs that were returned by
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this <code>Dispatch</code>’s <a href="../subscriber/trait.Subscriber.html#method.new_span"><code>new_span</code></a> function. The <code>tracing</code> crate upholds
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this guarantee and any other libraries implementing instrumentation APIs
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must as well.</p>
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<p>This calls the <a href="../subscriber/trait.Subscriber.html#method.drop_span"><code>drop_span</code></a> function on the <a href="../subscriber/trait.Subscriber.html"><code>Subscriber</code></a> that this
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<code>Dispatch</code> forwards to.</p>
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<pre class="compile_fail" style="white-space:normal;font:inherit;">
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<strong>Deprecated</strong>: The <a href="#method.try_close"><code>
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try_close</code></a> method is functionally identical, but returns
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<code>true</code> if the span is now closed. It should be used
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instead of this method.
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</pre>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.try_close" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#605" title="goto source code">[src]</a></div><a href="#method.try_close" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.try_close" class="fnname">try_close</a>(&self, id: <a class="struct" href="../span/struct.Id.html" title="struct tracing::span::Id">Id</a>) -> <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.bool.html">bool</a></h4></div></summary><div class="docblock"><p>Notifies the subscriber that a <a href="../span/struct.Id.html">span ID</a> has been dropped, and returns
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<code>true</code> if there are now 0 IDs referring to that span.</p>
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<p>This function must only be called with span IDs that were returned by
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this <code>Dispatch</code>’s <a href="../subscriber/trait.Subscriber.html#method.new_span"><code>new_span</code></a> function. The <code>tracing</code> crate upholds
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this guarantee and any other libraries implementing instrumentation APIs
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must as well.</p>
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<p>This calls the <a href="../subscriber/trait.Subscriber.html#method.try_close"><code>try_close</code></a> function on the <a href="../subscriber/trait.Subscriber.html"><code>Subscriber</code></a> that this
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<code>Dispatch</code> forwards to.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.current_span" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#616" title="goto source code">[src]</a></div><a href="#method.current_span" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.current_span" class="fnname">current_span</a>(&self) -> <a class="struct" href="../../tracing_core/span/struct.Current.html" title="struct tracing_core::span::Current">Current</a></h4></div></summary><div class="docblock"><p>Returns a type representing this subscriber’s view of the current span.</p>
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<p>This calls the <a href="../subscriber/trait.Subscriber.html#method.current"><code>current</code></a> function on the <code>Subscriber</code> that this
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<code>Dispatch</code> forwards to.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.is" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#623" title="goto source code">[src]</a></div><a href="#method.is" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.is" class="fnname">is</a><T>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.bool.html">bool</a> <span class="where fmt-newline">where<br> T: <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/any/trait.Any.html" title="trait core::any::Any">Any</a>, </span></h4></div></summary><div class="docblock"><p>Returns <code>true</code> if this <code>Dispatch</code> forwards to a <code>Subscriber</code> of type
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<code>T</code>.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.downcast_ref" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#630" title="goto source code">[src]</a></div><a href="#method.downcast_ref" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.downcast_ref" class="fnname">downcast_ref</a><T>(&self) -> <a class="enum" href="https://doc.rust-lang.org/1.59.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.reference.html">&</a>T> <span class="where fmt-newline">where<br> T: <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/any/trait.Any.html" title="trait core::any::Any">Any</a>, </span></h4></div></summary><div class="docblock"><p>Returns some reference to the <code>Subscriber</code> this <code>Dispatch</code> forwards to
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if it is of type <code>T</code>, or <code>None</code> if it isn’t.</p>
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</div></details></div></details><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><div id="impl-Clone" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#155" title="goto source code">[src]</a></div><a href="#impl-Clone" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a> for <a class="struct" href="../struct.Dispatch.html" title="struct tracing::Dispatch">Dispatch</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.clone" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#155" title="goto source code">[src]</a></div><a href="#method.clone" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/clone/trait.Clone.html#tymethod.clone" class="fnname">clone</a>(&self) -> <a class="struct" href="../struct.Dispatch.html" title="struct tracing::Dispatch">Dispatch</a></h4></div></summary><div class='docblock'><p>Returns a copy of the value. <a href="https://doc.rust-lang.org/1.59.0/core/clone/trait.Clone.html#tymethod.clone">Read more</a></p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.clone_from" class="method trait-impl has-srclink"><div class="rightside"><span class="since" title="Stable since Rust version 1.0.0">1.0.0</span><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/clone.rs.html#130" title="goto source code">[src]</a></div><a href="#method.clone_from" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/clone/trait.Clone.html#method.clone_from" class="fnname">clone_from</a>(&mut self, source: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.reference.html">&</a>Self)</h4></div></summary><div class='docblock'><p>Performs copy-assignment from <code>source</code>. <a href="https://doc.rust-lang.org/1.59.0/core/clone/trait.Clone.html#method.clone_from">Read more</a></p>
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||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Debug" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#642-646" title="goto source code">[src]</a></div><a href="#impl-Debug" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a> for <a class="struct" href="../struct.Dispatch.html" title="struct tracing::Dispatch">Dispatch</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.fmt" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#643" title="goto source code">[src]</a></div><a href="#method.fmt" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/fmt/trait.Debug.html#tymethod.fmt" class="fnname">fmt</a>(&self, f: &mut <a class="struct" href="https://doc.rust-lang.org/1.59.0/core/fmt/struct.Formatter.html" title="struct core::fmt::Formatter">Formatter</a><'_>) -> <a class="enum" href="https://doc.rust-lang.org/1.59.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.unit.html">()</a>, <a class="struct" href="https://doc.rust-lang.org/1.59.0/core/fmt/struct.Error.html" title="struct core::fmt::Error">Error</a>></h4></div></summary><div class='docblock'><p>Formats the value using the given formatter. <a href="https://doc.rust-lang.org/1.59.0/core/fmt/trait.Debug.html#tymethod.fmt">Read more</a></p>
|
||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Default" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#635-640" title="goto source code">[src]</a></div><a href="#impl-Default" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/default/trait.Default.html" title="trait core::default::Default">Default</a> for <a class="struct" href="../struct.Dispatch.html" title="struct tracing::Dispatch">Dispatch</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.default" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#637" title="goto source code">[src]</a></div><a href="#method.default" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/default/trait.Default.html#tymethod.default" class="fnname">default</a>() -> <a class="struct" href="../struct.Dispatch.html" title="struct tracing::Dispatch">Dispatch</a></h4></div></summary><div class="docblock"><p>Returns the current default dispatcher</p>
|
||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-From%3CS%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#648-656" title="goto source code">[src]</a></div><a href="#impl-From%3CS%3E" class="anchor"></a><h3 class="code-header in-band">impl<S> <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.From.html" title="trait core::convert::From">From</a><S> for <a class="struct" href="../struct.Dispatch.html" title="struct tracing::Dispatch">Dispatch</a> <span class="where fmt-newline">where<br> S: 'static + <a class="trait" href="../trait.Subscriber.html" title="trait tracing::Subscriber">Subscriber</a> + <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a>, </span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.from" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing_core/dispatcher.rs.html#653" title="goto source code">[src]</a></div><a href="#method.from" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/convert/trait.From.html#tymethod.from" class="fnname">from</a>(subscriber: S) -> <a class="struct" href="../struct.Dispatch.html" title="struct tracing::Dispatch">Dispatch</a></h4></div></summary><div class='docblock'><p>Performs the conversion.</p>
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||
</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"><div id="impl-RefUnwindSafe" class="impl has-srclink"><div class="rightside"></div><a href="#impl-RefUnwindSafe" class="anchor"></a><h3 class="code-header in-band">impl !<a class="trait" href="https://doc.rust-lang.org/1.59.0/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="../struct.Dispatch.html" title="struct tracing::Dispatch">Dispatch</a></h3></div><div id="impl-Send" class="impl has-srclink"><div class="rightside"></div><a href="#impl-Send" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="../struct.Dispatch.html" title="struct tracing::Dispatch">Dispatch</a></h3></div><div id="impl-Sync" class="impl has-srclink"><div class="rightside"></div><a href="#impl-Sync" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="../struct.Dispatch.html" title="struct tracing::Dispatch">Dispatch</a></h3></div><div id="impl-Unpin" class="impl has-srclink"><div class="rightside"></div><a href="#impl-Unpin" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="../struct.Dispatch.html" title="struct tracing::Dispatch">Dispatch</a></h3></div><div id="impl-UnwindSafe" class="impl has-srclink"><div class="rightside"></div><a href="#impl-UnwindSafe" class="anchor"></a><h3 class="code-header in-band">impl !<a class="trait" href="https://doc.rust-lang.org/1.59.0/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a> for <a class="struct" href="../struct.Dispatch.html" title="struct tracing::Dispatch">Dispatch</a></h3></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"><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Any" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/any.rs.html#132-136" title="goto source code">[src]</a></div><a href="#impl-Any" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T <span class="where fmt-newline">where<br> T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/1.59.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.type_id" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/any.rs.html#133" title="goto source code">[src]</a></div><a href="#method.type_id" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/any/trait.Any.html#tymethod.type_id" class="fnname">type_id</a>(&self) -> <a class="struct" href="https://doc.rust-lang.org/1.59.0/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></h4></div></summary><div class='docblock'><p>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/1.59.0/core/any/trait.Any.html#tymethod.type_id">Read more</a></p>
|
||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Borrow%3CT%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/borrow.rs.html#209-214" title="goto source code">[src]</a></div><a href="#impl-Borrow%3CT%3E" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a><T> for T <span class="where fmt-newline">where<br> T: ?<a class="trait" href="https://doc.rust-lang.org/1.59.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.borrow" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/borrow.rs.html#211" title="goto source code">[src]</a></div><a href="#method.borrow" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/borrow/trait.Borrow.html#tymethod.borrow" class="fnname">borrow</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.reference.html">&</a>T</h4></div></summary><div class='docblock'><p>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.59.0/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></p>
|
||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-BorrowMut%3CT%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/borrow.rs.html#218-222" title="goto source code">[src]</a></div><a href="#impl-BorrowMut%3CT%3E" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a><T> for T <span class="where fmt-newline">where<br> T: ?<a class="trait" href="https://doc.rust-lang.org/1.59.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.borrow_mut" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/borrow.rs.html#219" title="goto source code">[src]</a></div><a href="#method.borrow_mut" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fnname">borrow_mut</a>(&mut self) -> <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.reference.html">&mut </a>T</h4></div></summary><div class='docblock'><p>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.59.0/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></p>
|
||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-From%3CT%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/convert/mod.rs.html#550-554" title="goto source code">[src]</a></div><a href="#impl-From%3CT%3E" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.From.html" title="trait core::convert::From">From</a><T> for T</h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.from-1" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/convert/mod.rs.html#551" title="goto source code">[src]</a></div><a href="#method.from-1" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/convert/trait.From.html#tymethod.from" class="fnname">from</a>(t: T) -> T</h4></div></summary><div class='docblock'><p>Performs the conversion.</p>
|
||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Instrument" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing/instrument.rs.html#276" title="goto source code">[src]</a></div><a href="#impl-Instrument" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="../trait.Instrument.html" title="trait tracing::Instrument">Instrument</a> for T</h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.instrument" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing/instrument.rs.html#82-84" title="goto source code">[src]</a></div><a href="#method.instrument" class="anchor"></a><h4 class="code-header">fn <a href="../trait.Instrument.html#method.instrument" class="fnname">instrument</a>(self, span: <a class="struct" href="../struct.Span.html" title="struct tracing::Span">Span</a>) -> <a class="struct" href="../instrument/struct.Instrumented.html" title="struct tracing::instrument::Instrumented">Instrumented</a><Self><span class="notable-traits"><span class="notable-traits-tooltip">ⓘ<div class="notable-traits-tooltiptext"><span class="docblock"><div class="notable">Notable traits for <a class="struct" href="../instrument/struct.Instrumented.html" title="struct tracing::instrument::Instrumented">Instrumented</a><T></div><code class="content"><span class="where fmt-newline">impl<T: <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/future/future/trait.Future.html" title="trait core::future::future::Future">Future</a>> <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/future/future/trait.Future.html" title="trait core::future::future::Future">Future</a> for <a class="struct" href="../instrument/struct.Instrumented.html" title="struct tracing::instrument::Instrumented">Instrumented</a><T></span><span class="where fmt-newline"> type <a href="https://doc.rust-lang.org/1.59.0/core/future/future/trait.Future.html#associatedtype.Output" class="associatedtype">Output</a> = T::<a class="associatedtype" href="https://doc.rust-lang.org/1.59.0/core/future/future/trait.Future.html#associatedtype.Output" title="type core::future::future::Future::Output">Output</a>;</span></code></span></div></span></span></h4></div></summary><div class='docblock'><p>Instruments this type with the provided <a href="../struct.Span.html" title="Span"><code>Span</code></a>, returning an
|
||
<code>Instrumented</code> wrapper. <a href="../trait.Instrument.html#method.instrument">Read more</a></p>
|
||
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.in_current_span" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing/instrument.rs.html#121-123" title="goto source code">[src]</a></div><a href="#method.in_current_span" class="anchor"></a><h4 class="code-header">fn <a href="../trait.Instrument.html#method.in_current_span" class="fnname">in_current_span</a>(self) -> <a class="struct" href="../instrument/struct.Instrumented.html" title="struct tracing::instrument::Instrumented">Instrumented</a><Self><span class="notable-traits"><span class="notable-traits-tooltip">ⓘ<div class="notable-traits-tooltiptext"><span class="docblock"><div class="notable">Notable traits for <a class="struct" href="../instrument/struct.Instrumented.html" title="struct tracing::instrument::Instrumented">Instrumented</a><T></div><code class="content"><span class="where fmt-newline">impl<T: <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/future/future/trait.Future.html" title="trait core::future::future::Future">Future</a>> <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/future/future/trait.Future.html" title="trait core::future::future::Future">Future</a> for <a class="struct" href="../instrument/struct.Instrumented.html" title="struct tracing::instrument::Instrumented">Instrumented</a><T></span><span class="where fmt-newline"> type <a href="https://doc.rust-lang.org/1.59.0/core/future/future/trait.Future.html#associatedtype.Output" class="associatedtype">Output</a> = T::<a class="associatedtype" href="https://doc.rust-lang.org/1.59.0/core/future/future/trait.Future.html#associatedtype.Output" title="type core::future::future::Future::Output">Output</a>;</span></code></span></div></span></span></h4></div></summary><div class='docblock'><p>Instruments this type with the <a href="../struct.Span.html#method.current">current</a> <a href="../struct.Span.html"><code>Span</code></a>, returning an
|
||
<code>Instrumented</code> wrapper. <a href="../trait.Instrument.html#method.in_current_span">Read more</a></p>
|
||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Into%3CU%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/convert/mod.rs.html#538-545" title="goto source code">[src]</a></div><a href="#impl-Into%3CU%3E" class="anchor"></a><h3 class="code-header in-band">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><U> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.From.html" title="trait core::convert::From">From</a><T>, </span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.into" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/convert/mod.rs.html#542" title="goto source code">[src]</a></div><a href="#method.into" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/convert/trait.Into.html#tymethod.into" class="fnname">into</a>(self) -> U</h4></div></summary><div class='docblock'><p>Performs the conversion.</p>
|
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</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-ToOwned" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/alloc/borrow.rs.html#84-96" title="goto source code">[src]</a></div><a href="#impl-ToOwned" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.59.0/alloc/borrow/trait.ToOwned.html" title="trait alloc::borrow::ToOwned">ToOwned</a> for T <span class="where fmt-newline">where<br> T: <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>, </span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Owned" class="type trait-impl has-srclink"><a href="#associatedtype.Owned" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.59.0/alloc/borrow/trait.ToOwned.html#associatedtype.Owned" class="associatedtype">Owned</a> = T</h4></div></summary><div class='docblock'><p>The resulting type after obtaining ownership.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.to_owned" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/alloc/borrow.rs.html#89" title="goto source code">[src]</a></div><a href="#method.to_owned" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/alloc/borrow/trait.ToOwned.html#tymethod.to_owned" class="fnname">to_owned</a>(&self) -> T</h4></div></summary><div class='docblock'><p>Creates owned data from borrowed data, usually by cloning. <a href="https://doc.rust-lang.org/1.59.0/alloc/borrow/trait.ToOwned.html#tymethod.to_owned">Read more</a></p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.clone_into" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/alloc/borrow.rs.html#93" title="goto source code">[src]</a></div><a href="#method.clone_into" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/alloc/borrow/trait.ToOwned.html#method.clone_into" class="fnname">clone_into</a>(&self, target: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.reference.html">&mut </a>T)</h4></div></summary><div class="item-info"><div class="stab unstable"><span class="emoji">🔬</span> This is a nightly-only experimental API. (<code>toowned_clone_into</code> <a href="https://github.com/tokio-rs/tracing/issues/41263">#41263</a>)</div></div><div class='docblock'><p>Uses borrowed data to replace owned data, usually by cloning. <a href="https://doc.rust-lang.org/1.59.0/alloc/borrow/trait.ToOwned.html#method.clone_into">Read more</a></p>
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</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-TryFrom%3CU%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/convert/mod.rs.html#588-597" title="goto source code">[src]</a></div><a href="#impl-TryFrom%3CU%3E" class="anchor"></a><h3 class="code-header in-band">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><U> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><T>, </span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Error-1" class="type trait-impl has-srclink"><a href="#associatedtype.Error-1" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryFrom.html#associatedtype.Error" class="associatedtype">Error</a> = <a class="enum" href="https://doc.rust-lang.org/1.59.0/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></h4></div></summary><div class='docblock'><p>The type returned in the event of a conversion error.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.try_from" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/convert/mod.rs.html#594" title="goto source code">[src]</a></div><a href="#method.try_from" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryFrom.html#tymethod.try_from" class="fnname">try_from</a>(value: U) -> <a class="enum" href="https://doc.rust-lang.org/1.59.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><T, <T as <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><U>>::<a class="associatedtype" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></h4></div></summary><div class='docblock'><p>Performs the conversion.</p>
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</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-TryInto%3CU%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/convert/mod.rs.html#574-583" title="goto source code">[src]</a></div><a href="#impl-TryInto%3CU%3E" class="anchor"></a><h3 class="code-header in-band">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryInto.html" title="trait core::convert::TryInto">TryInto</a><U> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>, </span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Error" class="type trait-impl has-srclink"><a href="#associatedtype.Error" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryInto.html#associatedtype.Error" class="associatedtype">Error</a> = <U as <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="associatedtype" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></h4></div></summary><div class='docblock'><p>The type returned in the event of a conversion error.</p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.try_into" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/convert/mod.rs.html#580" title="goto source code">[src]</a></div><a href="#method.try_into" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryInto.html#tymethod.try_into" class="fnname">try_into</a>(self) -> <a class="enum" href="https://doc.rust-lang.org/1.59.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><U, <U as <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="associatedtype" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></h4></div></summary><div class='docblock'><p>Performs the conversion.</p>
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</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-WithSubscriber" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing/instrument.rs.html#334" title="goto source code">[src]</a></div><a href="#impl-WithSubscriber" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="../instrument/trait.WithSubscriber.html" title="trait tracing::instrument::WithSubscriber">WithSubscriber</a> for T</h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.with_subscriber" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing/instrument.rs.html#169-177" title="goto source code">[src]</a></div><a href="#method.with_subscriber" class="anchor"></a><h4 class="code-header">fn <a href="../instrument/trait.WithSubscriber.html#method.with_subscriber" class="fnname">with_subscriber</a><S>(self, subscriber: S) -> <a class="struct" href="../instrument/struct.WithDispatch.html" title="struct tracing::instrument::WithDispatch">WithDispatch</a><Self><span class="notable-traits"><span class="notable-traits-tooltip">ⓘ<div class="notable-traits-tooltiptext"><span class="docblock"><div class="notable">Notable traits for <a class="struct" href="../instrument/struct.WithDispatch.html" title="struct tracing::instrument::WithDispatch">WithDispatch</a><T></div><code class="content"><span class="where fmt-newline">impl<T: <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/future/future/trait.Future.html" title="trait core::future::future::Future">Future</a>> <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/future/future/trait.Future.html" title="trait core::future::future::Future">Future</a> for <a class="struct" href="../instrument/struct.WithDispatch.html" title="struct tracing::instrument::WithDispatch">WithDispatch</a><T></span><span class="where fmt-newline"> type <a href="https://doc.rust-lang.org/1.59.0/core/future/future/trait.Future.html#associatedtype.Output" class="associatedtype">Output</a> = T::<a class="associatedtype" href="https://doc.rust-lang.org/1.59.0/core/future/future/trait.Future.html#associatedtype.Output" title="type core::future::future::Future::Output">Output</a>;</span></code></span></div></span></span> <span class="where fmt-newline">where<br> S: <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><<a class="struct" href="../struct.Dispatch.html" title="struct tracing::Dispatch">Dispatch</a>>, </span></h4></div></summary><div class='docblock'><p>Attaches the provided <a href="../trait.Subscriber.html"><code>Subscriber</code></a> to this type, returning a
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<a href="../instrument/struct.WithDispatch.html" title="WithDispatch"><code>WithDispatch</code></a> wrapper. <a href="../instrument/trait.WithSubscriber.html#method.with_subscriber">Read more</a></p>
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</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.with_current_subscriber" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../../src/tracing/instrument.rs.html#221-226" title="goto source code">[src]</a></div><a href="#method.with_current_subscriber" class="anchor"></a><h4 class="code-header">fn <a href="../instrument/trait.WithSubscriber.html#method.with_current_subscriber" class="fnname">with_current_subscriber</a>(self) -> <a class="struct" href="../instrument/struct.WithDispatch.html" title="struct tracing::instrument::WithDispatch">WithDispatch</a><Self><span class="notable-traits"><span class="notable-traits-tooltip">ⓘ<div class="notable-traits-tooltiptext"><span class="docblock"><div class="notable">Notable traits for <a class="struct" href="../instrument/struct.WithDispatch.html" title="struct tracing::instrument::WithDispatch">WithDispatch</a><T></div><code class="content"><span class="where fmt-newline">impl<T: <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/future/future/trait.Future.html" title="trait core::future::future::Future">Future</a>> <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/future/future/trait.Future.html" title="trait core::future::future::Future">Future</a> for <a class="struct" href="../instrument/struct.WithDispatch.html" title="struct tracing::instrument::WithDispatch">WithDispatch</a><T></span><span class="where fmt-newline"> type <a href="https://doc.rust-lang.org/1.59.0/core/future/future/trait.Future.html#associatedtype.Output" class="associatedtype">Output</a> = T::<a class="associatedtype" href="https://doc.rust-lang.org/1.59.0/core/future/future/trait.Future.html#associatedtype.Output" title="type core::future::future::Future::Output">Output</a>;</span></code></span></div></span></span></h4></div></summary><div class='docblock'><p>Attaches the current <a href="index.html#setting-the-default-subscriber">default</a> <a href="../trait.Subscriber.html"><code>Subscriber</code></a> to this type, returning a
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<a href="../instrument/struct.WithDispatch.html" title="WithDispatch"><code>WithDispatch</code></a> wrapper. <a href="../instrument/trait.WithSubscriber.html#method.with_current_subscriber">Read more</a></p>
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