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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="Represents information about the current context provided to `Layer`s by the wrapped `Subscriber`."><title>Context in tracing_subscriber::layer - Rust</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2"><link rel="stylesheet" href="../../static.files/normalize-76eba96aa4d2e634.css"><link rel="stylesheet" href="../../static.files/rustdoc-ac92e1bbe349e143.css"><meta name="rustdoc-vars" data-root-path="../../" data-static-root-path="../../static.files/" data-current-crate="tracing_subscriber" data-themes="" data-resource-suffix="" data-rustdoc-version="1.76.0 (07dca489a 2024-02-04)" data-channel="1.76.0" data-search-js="search-2b6ce74ff89ae146.js" data-settings-js="settings-4313503d2e1961c2.js" ><script src="../../static.files/storage-f2adc0d6ca4d09fb.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../static.files/main-305769736d49e732.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-feafe1bb7466e4bd.css"></noscript><link rel="alternate icon" type="image/png" href="../../static.files/favicon-16x16-8b506e7a72182f1c.png"><link rel="alternate icon" type="image/png" href="../../static.files/favicon-32x32-422f7d1d52889060.png"><link rel="icon" type="image/svg+xml" href="../../static.files/favicon-2c020d218678b618.svg"></head><body class="rustdoc struct"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle">☰</button><a class="logo-container" href="../../tracing_subscriber/index.html"><img src="https://raw.githubusercontent.com/tokio-rs/tracing/master/assets/logo-type.png" alt=""></a></nav><nav class="sidebar"><div class="sidebar-crate"><a class="logo-container" href="../../tracing_subscriber/index.html"><img src="https://raw.githubusercontent.com/tokio-rs/tracing/master/assets/logo-type.png" alt="logo"></a><h2><a href="../../tracing_subscriber/index.html">tracing_subscriber</a><span class="version">0.3.18</span></h2></div><h2 class="location"><a href="#">Context</a></h2><div class="sidebar-elems"><section><h3><a href="#implementations">Methods</a></h3><ul class="block method"><li><a href="#method.current_span">current_span</a></li><li><a href="#method.enabled">enabled</a></li><li><a href="#method.event">event</a></li><li><a href="#method.event_scope">event_scope</a></li><li><a href="#method.event_span">event_span</a></li><li><a href="#method.exists">exists</a></li><li><a href="#method.lookup_current">lookup_current</a></li><li><a href="#method.metadata">metadata</a></li><li><a href="#method.span">span</a></li><li><a href="#method.span_scope">span_scope</a></li></ul><h3><a href="#trait-implementations">Trait Implementations</a></h3><ul class="block trait-implementation"><li><a href="#impl-Clone-for-Context%3C'a,+S%3E">Clone</a></li><li><a href="#impl-Debug-for-Context%3C'a,+S%3E">Debug</a></li></ul><h3><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><ul class="block synthetic-implementation"><li><a href="#impl-RefUnwindSafe-for-Context%3C'a,+S%3E">RefUnwindSafe</a></li><li><a href="#impl-Send-for-Context%3C'a,+S%3E">Send</a></li><li><a href="#impl-Sync-for-Context%3C'a,+S%3E">Sync</a></li><li><a hre
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<main><div class="width-limiter"><nav class="sub"><form class="search-form"><span></span><div id="sidebar-button" tabindex="-1"><a href="../../tracing_subscriber/all.html" title="show sidebar"></a></div><input class="search-input" name="search" aria-label="Run search in the documentation" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" tabindex="-1"><a href="../../help.html" title="help">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section id="main-content" class="content"><div class="main-heading"><h1>Struct <a href="../index.html">tracing_subscriber</a>::<wbr><a href="index.html">layer</a>::<wbr><a class="struct" href="#">Context</a><button id="copy-path" title="Copy item path to clipboard"><img src="../../static.files/clipboard-7571035ce49a181d.svg" width="19" height="18" alt="Copy item path"></button></h1><span class="out-of-band"><a class="src" href="../../src/tracing_subscriber/layer/context.rs.html#33-47">source</a> · <button id="toggle-all-docs" title="collapse all docs">[<span>−</span>]</button></span></div><pre class="rust item-decl"><code>pub struct Context<'a, S> { <span class="comment">/* private fields */</span> }</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Represents information about the current context provided to <a href="trait.Layer.html" title="trait tracing_subscriber::layer::Layer"><code>Layer</code></a>s by the
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wrapped <a href="../../tracing_core/subscriber/trait.Subscriber.html" title="trait tracing_core::subscriber::Subscriber"><code>Subscriber</code></a>.</p>
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<p>To access <a href="../registry/struct.SpanRef.html" title="struct tracing_subscriber::registry::SpanRef">stored data</a> keyed by a span ID, implementors of the <code>Layer</code>
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trait should ensure that the <code>Subscriber</code> type parameter is <em>also</em> bound by the
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<a href="../registry/trait.LookupSpan.html" title="trait tracing_subscriber::registry::LookupSpan"><code>LookupSpan</code></a>:</p>
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<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>tracing::Subscriber;
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<span class="kw">use </span>tracing_subscriber::{Layer, registry::LookupSpan};
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<span class="kw">pub struct </span>MyLayer;
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<span class="kw">impl</span><S> Layer<S> <span class="kw">for </span>MyLayer
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<span class="kw">where
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</span>S: Subscriber + <span class="kw">for</span><<span class="lifetime">'a</span>> LookupSpan<<span class="lifetime">'a</span>>,
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{
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<span class="comment">// ...
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</span>}</code></pre></div>
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</div></details><h2 id="implementations" class="section-header">Implementations<a href="#implementations" class="anchor">§</a></h2><div id="implementations-list"><details class="toggle implementors-toggle" open><summary><section id="impl-Context%3C'a,+S%3E" class="impl"><a class="src rightside" href="../../src/tracing_subscriber/layer/context.rs.html#51-410">source</a><a href="#impl-Context%3C'a,+S%3E" class="anchor">§</a><h3 class="code-header">impl<'a, S> <a class="struct" href="struct.Context.html" title="struct tracing_subscriber::layer::Context">Context</a><'a, S><div class="where">where
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S: <a class="trait" href="../../tracing_core/subscriber/trait.Subscriber.html" title="trait tracing_core::subscriber::Subscriber">Subscriber</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.current_span" class="method"><a class="src rightside" href="../../src/tracing_subscriber/layer/context.rs.html#66-72">source</a><h4 class="code-header">pub fn <a href="#method.current_span" class="fn">current_span</a>(&self) -> <a class="struct" href="../../tracing_core/span/struct.Current.html" title="struct tracing_core::span::Current">Current</a></h4></section></summary><div class="docblock"><p>Returns the wrapped subscriber’s view of the current span.</p>
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</div></details><details class="toggle method-toggle" open><summary><section id="method.enabled" class="method"><a class="src rightside" href="../../src/tracing_subscriber/layer/context.rs.html#76-84">source</a><h4 class="code-header">pub fn <a href="#method.enabled" class="fn">enabled</a>(&self, metadata: &<a class="struct" href="../../tracing_core/metadata/struct.Metadata.html" title="struct tracing_core::metadata::Metadata">Metadata</a><'_>) -> <a class="primitive" href="https://doc.rust-lang.org/1.76.0/std/primitive.bool.html">bool</a></h4></section></summary><div class="docblock"><p>Returns whether the wrapped subscriber would enable the current span.</p>
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</div></details><details class="toggle method-toggle" open><summary><section id="method.event" class="method"><a class="src rightside" href="../../src/tracing_subscriber/layer/context.rs.html#106-110">source</a><h4 class="code-header">pub fn <a href="#method.event" class="fn">event</a>(&self, event: &<a class="struct" href="../../tracing_core/event/struct.Event.html" title="struct tracing_core::event::Event">Event</a><'_>)</h4></section></summary><div class="docblock"><p>Records the provided <code>event</code> with the wrapped subscriber.</p>
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<h5 id="notes"><a href="#notes">Notes</a></h5>
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<ul>
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<li>The subscriber is free to expect that the event’s callsite has been
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<a href="../../tracing_core/subscriber/trait.Subscriber.html#method.register_callsite" title="method tracing_core::subscriber::Subscriber::register_callsite">registered</a>, and may panic or fail to observe the event if this is
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not the case. The <code>tracing</code> crate’s macros ensure that all events are
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registered, but if the event is constructed through other means, the
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user is responsible for ensuring that <a href="../../tracing_core/subscriber/trait.Subscriber.html#method.register_callsite" title="method tracing_core::subscriber::Subscriber::register_callsite"><code>register_callsite</code></a>
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has been called prior to calling this method.</li>
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<li>This does <em>not</em> call <a href="../../tracing_core/subscriber/trait.Subscriber.html#tymethod.enabled" title="method tracing_core::subscriber::Subscriber::enabled"><code>enabled</code></a> on the inner subscriber. If the
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caller wishes to apply the wrapped subscriber’s filter before choosing
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whether to record the event, it may first call <a href="struct.Context.html#method.enabled" title="method tracing_subscriber::layer::Context::enabled"><code>Context::enabled</code></a> to
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check whether the event would be enabled. This allows <code>Layer</code>s to
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elide constructing the event if it would not be recorded.</li>
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</ul>
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</div></details><details class="toggle method-toggle" open><summary><section id="method.event_span" class="method"><a class="src rightside" href="../../src/tracing_subscriber/layer/context.rs.html#169-181">source</a><h4 class="code-header">pub fn <a href="#method.event_span" class="fn">event_span</a>(&self, event: &<a class="struct" href="../../tracing_core/event/struct.Event.html" title="struct tracing_core::event::Event">Event</a><'_>) -> <a class="enum" href="https://doc.rust-lang.org/1.76.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="../registry/struct.SpanRef.html" title="struct tracing_subscriber::registry::SpanRef">SpanRef</a><'_, S>><div class="where">where
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S: for<'lookup> <a class="trait" href="../registry/trait.LookupSpan.html" title="trait tracing_subscriber::registry::LookupSpan">LookupSpan</a><'lookup>,</div></h4></section></summary><div class="docblock"><p>Returns a <a href="../registry/struct.SpanRef.html" title="struct tracing_subscriber::registry::SpanRef"><code>SpanRef</code></a> for the parent span of the given <a href="../../tracing_core/event/struct.Event.html" title="struct tracing_core::event::Event"><code>Event</code></a>, if
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it has a parent.</p>
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<p>If the event has an explicitly overridden parent, this method returns
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a reference to that span. If the event’s parent is the current span,
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this returns a reference to the current span, if there is one. If this
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returns <code>None</code>, then either the event’s parent was explicitly set to
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<code>None</code>, or the event’s parent was defined contextually, but no span
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is currently entered.</p>
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<p>Compared to <a href="struct.Context.html#method.current_span" title="method tracing_subscriber::layer::Context::current_span"><code>Context::current_span</code></a> and <a href="struct.Context.html#method.lookup_current" title="method tracing_subscriber::layer::Context::lookup_current"><code>Context::lookup_current</code></a>,
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this respects overrides provided by the <a href="../../tracing_core/event/struct.Event.html" title="struct tracing_core::event::Event"><code>Event</code></a>.</p>
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<p>Compared to <a href="../../tracing_core/event/struct.Event.html#method.parent" title="method tracing_core::event::Event::parent"><code>Event::parent</code></a>, this automatically falls back to the contextual
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span, if required.</p>
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<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>tracing::{Event, Subscriber};
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<span class="kw">use </span>tracing_subscriber::{
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layer::{Context, Layer},
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prelude::<span class="kw-2">*</span>,
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registry::LookupSpan,
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};
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<span class="kw">struct </span>PrintingLayer;
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<span class="kw">impl</span><S> Layer<S> <span class="kw">for </span>PrintingLayer
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<span class="kw">where
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</span>S: Subscriber + <span class="kw">for</span><<span class="lifetime">'lookup</span>> LookupSpan<<span class="lifetime">'lookup</span>>,
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{
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<span class="kw">fn </span>on_event(<span class="kw-2">&</span><span class="self">self</span>, event: <span class="kw-2">&</span>Event, ctx: Context<S>) {
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<span class="kw">let </span>span = ctx.event_span(event);
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<span class="macro">println!</span>(<span class="string">"Event in span: {:?}"</span>, span.map(|s| s.name()));
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}
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}
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tracing::subscriber::with_default(tracing_subscriber::registry().with(PrintingLayer), || {
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<span class="macro">tracing::info!</span>(<span class="string">"no span"</span>);
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<span class="comment">// Prints: Event in span: None
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</span><span class="kw">let </span>span = <span class="macro">tracing::info_span!</span>(<span class="string">"span"</span>);
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<span class="macro">tracing::info!</span>(parent: <span class="kw-2">&</span>span, <span class="string">"explicitly specified"</span>);
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<span class="comment">// Prints: Event in span: Some("span")
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</span><span class="kw">let </span>_guard = span.enter();
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<span class="macro">tracing::info!</span>(<span class="string">"contextual span"</span>);
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<span class="comment">// Prints: Event in span: Some("span")
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</span>});</code></pre></div>
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<pre class="ignore" style="white-space:normal;font:inherit;">
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<strong>Note</strong>: This requires the wrapped subscriber to
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implement the <a href="../registry/trait.LookupSpan.html"><code>
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LookupSpan</code></a> trait. See the documentation on
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<a href="./struct.Context.html"><code>Context</code>'s
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declaration</a> for details.
|
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</pre></div></details><details class="toggle method-toggle" open><summary><section id="method.metadata" class="method"><a class="src rightside" href="../../src/tracing_subscriber/layer/context.rs.html#188-194">source</a><h4 class="code-header">pub fn <a href="#method.metadata" class="fn">metadata</a>(&self, id: &<a class="struct" href="../../tracing_core/span/struct.Id.html" title="struct tracing_core::span::Id">Id</a>) -> <a class="enum" href="https://doc.rust-lang.org/1.76.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a><&'static <a class="struct" href="../../tracing_core/metadata/struct.Metadata.html" title="struct tracing_core::metadata::Metadata">Metadata</a><'static>><div class="where">where
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S: for<'lookup> <a class="trait" href="../registry/trait.LookupSpan.html" title="trait tracing_subscriber::registry::LookupSpan">LookupSpan</a><'lookup>,</div></h4></section></summary><div class="docblock"><p>Returns metadata for the span with the given <code>id</code>, if it exists.</p>
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<p>If this returns <code>None</code>, then no span exists for that ID (either it has
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closed or the ID is invalid).</p>
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</div></details><details class="toggle method-toggle" open><summary><section id="method.span" class="method"><a class="src rightside" href="../../src/tracing_subscriber/layer/context.rs.html#211-222">source</a><h4 class="code-header">pub fn <a href="#method.span" class="fn">span</a>(&self, id: &<a class="struct" href="../../tracing_core/span/struct.Id.html" title="struct tracing_core::span::Id">Id</a>) -> <a class="enum" href="https://doc.rust-lang.org/1.76.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="../registry/struct.SpanRef.html" title="struct tracing_subscriber::registry::SpanRef">SpanRef</a><'_, S>><div class="where">where
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S: for<'lookup> <a class="trait" href="../registry/trait.LookupSpan.html" title="trait tracing_subscriber::registry::LookupSpan">LookupSpan</a><'lookup>,</div></h4></section></summary><div class="docblock"><p>Returns <a href="../registry/struct.SpanRef.html" title="struct tracing_subscriber::registry::SpanRef">stored data</a> for the span with the given <code>id</code>, if it exists.</p>
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<p>If this returns <code>None</code>, then no span exists for that ID (either it has
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closed or the ID is invalid).</p>
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<pre class="ignore" style="white-space:normal;font:inherit;">
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<strong>Note</strong>: This requires the wrapped subscriber to
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implement the <a href="../registry/trait.LookupSpan.html"><code>
|
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LookupSpan</code></a> trait. See the documentation on
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<a href="./struct.Context.html"><code>Context</code>'s
|
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declaration</a> for details.
|
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</pre>
|
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</div></details><details class="toggle method-toggle" open><summary><section id="method.exists" class="method"><a class="src rightside" href="../../src/tracing_subscriber/layer/context.rs.html#234-239">source</a><h4 class="code-header">pub fn <a href="#method.exists" class="fn">exists</a>(&self, id: &<a class="struct" href="../../tracing_core/span/struct.Id.html" title="struct tracing_core::span::Id">Id</a>) -> <a class="primitive" href="https://doc.rust-lang.org/1.76.0/std/primitive.bool.html">bool</a><div class="where">where
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S: for<'lookup> <a class="trait" href="../registry/trait.LookupSpan.html" title="trait tracing_subscriber::registry::LookupSpan">LookupSpan</a><'lookup>,</div></h4></section></summary><div class="docblock"><p>Returns <code>true</code> if an active span exists for the given <code>Id</code>.</p>
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<pre class="ignore" style="white-space:normal;font:inherit;">
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<strong>Note</strong>: This requires the wrapped subscriber to
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implement the <a href="../registry/trait.LookupSpan.html"><code>
|
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LookupSpan</code></a> trait. See the documentation on
|
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<a href="./struct.Context.html"><code>Context</code>'s
|
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declaration</a> for details.
|
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</pre></div></details><details class="toggle method-toggle" open><summary><section id="method.lookup_current" class="method"><a class="src rightside" href="../../src/tracing_subscriber/layer/context.rs.html#256-293">source</a><h4 class="code-header">pub fn <a href="#method.lookup_current" class="fn">lookup_current</a>(&self) -> <a class="enum" href="https://doc.rust-lang.org/1.76.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="../registry/struct.SpanRef.html" title="struct tracing_subscriber::registry::SpanRef">SpanRef</a><'_, S>><div class="where">where
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S: for<'lookup> <a class="trait" href="../registry/trait.LookupSpan.html" title="trait tracing_subscriber::registry::LookupSpan">LookupSpan</a><'lookup>,</div></h4></section></summary><div class="docblock"><p>Returns <a href="../registry/struct.SpanRef.html" title="struct tracing_subscriber::registry::SpanRef">stored data</a> for the span that the wrapped subscriber considers
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to be the current.</p>
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<p>If this returns <code>None</code>, then we are not currently within a span.</p>
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<pre class="ignore" style="white-space:normal;font:inherit;">
|
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<strong>Note</strong>: This requires the wrapped subscriber to
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implement the <a href="../registry/trait.LookupSpan.html"><code>
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LookupSpan</code></a> trait. See the documentation on
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<a href="./struct.Context.html"><code>Context</code>'s
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declaration</a> for details.
|
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</pre>
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</div></details><details class="toggle method-toggle" open><summary><section id="method.span_scope" class="method"><a class="src rightside" href="../../src/tracing_subscriber/layer/context.rs.html#337-342">source</a><h4 class="code-header">pub fn <a href="#method.span_scope" class="fn">span_scope</a>(&self, id: &<a class="struct" href="../../tracing_core/span/struct.Id.html" title="struct tracing_core::span::Id">Id</a>) -> <a class="enum" href="https://doc.rust-lang.org/1.76.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="../registry/struct.Scope.html" title="struct tracing_subscriber::registry::Scope">Scope</a><'_, S>><div class="where">where
|
|||
|
|
S: for<'lookup> <a class="trait" href="../registry/trait.LookupSpan.html" title="trait tracing_subscriber::registry::LookupSpan">LookupSpan</a><'lookup>,</div></h4></section></summary><div class="docblock"><p>Returns an iterator over the <a href="../registry/struct.SpanRef.html" title="struct tracing_subscriber::registry::SpanRef">stored data</a> for all the spans in the
|
|||
|
|
current context, starting with the specified span and ending with the
|
|||
|
|
root of the trace tree and ending with the current span.</p>
|
|||
|
|
<pre class="ignore" style="white-space:normal;font:inherit;">
|
|||
|
|
<strong>Note</strong>: Compared to <a href="#method.scope"><code>scope</code></a> this
|
|||
|
|
returns the spans in reverse order (from leaf to root). Use
|
|||
|
|
<a href="../registry/struct.Scope.html#method.from_root"><code>Scope::from_root</code></a>
|
|||
|
|
in case root-to-leaf ordering is desired.
|
|||
|
|
</pre>
|
|||
|
|
<pre class="ignore" style="white-space:normal;font:inherit;">
|
|||
|
|
<strong>Note</strong>: This requires the wrapped subscriber to
|
|||
|
|
implement the <a href="../registry/trait.LookupSpan.html"><code>
|
|||
|
|
LookupSpan</code></a> trait. See the documentation on
|
|||
|
|
<a href="./struct.Context.html"><code>Context</code>'s
|
|||
|
|
declaration</a> for details.
|
|||
|
|
</pre>
|
|||
|
|
</div></details><details class="toggle method-toggle" open><summary><section id="method.event_scope" class="method"><a class="src rightside" href="../../src/tracing_subscriber/layer/context.rs.html#364-369">source</a><h4 class="code-header">pub fn <a href="#method.event_scope" class="fn">event_scope</a>(&self, event: &<a class="struct" href="../../tracing_core/event/struct.Event.html" title="struct tracing_core::event::Event">Event</a><'_>) -> <a class="enum" href="https://doc.rust-lang.org/1.76.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="../registry/struct.Scope.html" title="struct tracing_subscriber::registry::Scope">Scope</a><'_, S>><div class="where">where
|
|||
|
|
S: for<'lookup> <a class="trait" href="../registry/trait.LookupSpan.html" title="trait tracing_subscriber::registry::LookupSpan">LookupSpan</a><'lookup>,</div></h4></section></summary><div class="docblock"><p>Returns an iterator over the <a href="../registry/struct.SpanRef.html" title="struct tracing_subscriber::registry::SpanRef">stored data</a> for all the spans in the
|
|||
|
|
current context, starting with the parent span of the specified event,
|
|||
|
|
and ending with the root of the trace tree and ending with the current span.</p>
|
|||
|
|
<pre class="ignore" style="white-space:normal;font:inherit;">
|
|||
|
|
<strong>Note</strong>: Compared to <a href="#method.scope"><code>scope</code></a> this
|
|||
|
|
returns the spans in reverse order (from leaf to root). Use
|
|||
|
|
<a href="../registry/struct.Scope.html#method.from_root"><code>Scope::from_root</code></a>
|
|||
|
|
in case root-to-leaf ordering is desired.
|
|||
|
|
</pre>
|
|||
|
|
<pre class="ignore" style="white-space:normal;font:inherit;">
|
|||
|
|
<strong>Note</strong>: This requires the wrapped subscriber to
|
|||
|
|
implement the <a href="../registry/trait.LookupSpan.html"><code>
|
|||
|
|
LookupSpan</code></a> trait. See the documentation on
|
|||
|
|
<a href="./struct.Context.html"><code>Context</code>'s
|
|||
|
|
declaration</a> for details.
|
|||
|
|
</pre>
|
|||
|
|
</div></details></div></details></div><h2 id="trait-implementations" class="section-header">Trait Implementations<a href="#trait-implementations" class="anchor">§</a></h2><div id="trait-implementations-list"><details class="toggle implementors-toggle" open><summary><section id="impl-Clone-for-Context%3C'a,+S%3E" class="impl"><a class="src rightside" href="../../src/tracing_subscriber/layer/context.rs.html#423-434">source</a><a href="#impl-Clone-for-Context%3C'a,+S%3E" class="anchor">§</a><h3 class="code-header">impl<'a, S> <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a> for <a class="struct" href="struct.Context.html" title="struct tracing_subscriber::layer::Context">Context</a><'a, S></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.clone" class="method trait-impl"><a class="src rightside" href="../../src/tracing_subscriber/layer/context.rs.html#425-433">source</a><a href="#method.clone" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.76.0/core/clone/trait.Clone.html#tymethod.clone" class="fn">clone</a>(&self) -> Self</h4></section></summary><div class='docblock'>Returns a copy of the value. <a href="https://doc.rust-lang.org/1.76.0/core/clone/trait.Clone.html#tymethod.clone">Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.clone_from" class="method trait-impl"><span class="rightside"><span class="since" title="Stable since Rust version 1.0.0">1.0.0</span> · <a class="src" href="https://doc.rust-lang.org/1.76.0/src/core/clone.rs.html#169">source</a></span><a href="#method.clone_from" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.76.0/core/clone/trait.Clone.html#method.clone_from" class="fn">clone_from</a>(&mut self, source: <a class="primitive" href="https://doc.rust-lang.org/1.76.0/std/primitive.reference.html">&Self</a>)</h4></section></summary><div class='docblock'>Performs copy-assignment from <code>source</code>. <a href="https://doc.rust-lang.org/1.76.0/core/clone/trait.Clone.html#method.clone_from">Read more</a></div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-Debug-for-Context%3C'a,+S%3E" class="impl"><a class="src rightside" href="../../src/tracing_subscriber/layer/context.rs.html#32">source</a><a href="#impl-Debug-for-Context%3C'a,+S%3E" class="anchor">§</a><h3 class="code-header">impl<'a, S: <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a>> <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a> for <a class="struct" href="struct.Context.html" title="struct tracing_subscriber::layer::Context">Context</a><'a, S></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.fmt" class="method trait-impl"><a class="src rightside" href="../../src/tracing_subscriber/layer/context.rs.html#32">source</a><a href="#method.fmt" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.76.0/core/fmt/trait.Debug.html#tymethod.fmt" class="fn">fmt</a>(&self, f: &mut <a class="struct" href="https://doc.rust-lang.org/1.76.0/core/fmt/struct.Formatter.html" title="struct core::fmt::Formatter">Formatter</a><'_>) -> <a class="type" href="https://doc.rust-lang.org/1.76.0/core/fmt/type.Result.html" title="type core::fmt::Result">Result</a></h4></section></summary><div class='docblock'>Formats the value using the given formatter. <a href="https://doc.rust-lang.org/1.76.0/core/fmt/trait.Debug.html#tymethod.fmt">Read more</a></div></details></div></details></div><h2 id="synthetic-implementations" class="section-header">Auto Trait Implementations<a href="#synthetic-implementations" class="anchor">§</a></h2><div id="synt
|
|||
|
|
S: <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a>,</div></h3></section><section id="impl-Send-for-Context%3C'a,+S%3E" class="impl"><a href="#impl-Send-for-Context%3C'a,+S%3E" class="anchor">§</a><h3 class="code-header">impl<'a, S> <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="struct.Context.html" title="struct tracing_subscriber::layer::Context">Context</a><'a, S><div class="where">where
|
|||
|
|
S: <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a>,</div></h3></section><section id="impl-Sync-for-Context%3C'a,+S%3E" class="impl"><a href="#impl-Sync-for-Context%3C'a,+S%3E" class="anchor">§</a><h3 class="code-header">impl<'a, S> <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="struct.Context.html" title="struct tracing_subscriber::layer::Context">Context</a><'a, S><div class="where">where
|
|||
|
|
S: <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a>,</div></h3></section><section id="impl-Unpin-for-Context%3C'a,+S%3E" class="impl"><a href="#impl-Unpin-for-Context%3C'a,+S%3E" class="anchor">§</a><h3 class="code-header">impl<'a, S> <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="struct.Context.html" title="struct tracing_subscriber::layer::Context">Context</a><'a, S></h3></section><section id="impl-UnwindSafe-for-Context%3C'a,+S%3E" class="impl"><a href="#impl-UnwindSafe-for-Context%3C'a,+S%3E" class="anchor">§</a><h3 class="code-header">impl<'a, S> <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a> for <a class="struct" href="struct.Context.html" title="struct tracing_subscriber::layer::Context">Context</a><'a, S><div class="where">where
|
|||
|
|
S: <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a>,</div></h3></section></div><h2 id="blanket-implementations" class="section-header">Blanket Implementations<a href="#blanket-implementations" class="anchor">§</a></h2><div id="blanket-implementations-list"><details class="toggle implementors-toggle"><summary><section id="impl-Any-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.76.0/src/core/any.rs.html#140">source</a><a href="#impl-Any-for-T" class="anchor">§</a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T<div class="where">where
|
|||
|
|
T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/1.76.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.type_id" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.76.0/src/core/any.rs.html#141">source</a><a href="#method.type_id" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.76.0/core/any/trait.Any.html#tymethod.type_id" class="fn">type_id</a>(&self) -> <a class="struct" href="https://doc.rust-lang.org/1.76.0/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></h4></section></summary><div class='docblock'>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/1.76.0/core/any/trait.Any.html#tymethod.type_id">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Borrow%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.76.0/src/core/borrow.rs.html#208">source</a><a href="#impl-Borrow%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a><T> for T<div class="where">where
|
|||
|
|
T: ?<a class="trait" href="https://doc.rust-lang.org/1.76.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.borrow" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.76.0/src/core/borrow.rs.html#210">source</a><a href="#method.borrow" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.76.0/core/borrow/trait.Borrow.html#tymethod.borrow" class="fn">borrow</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/1.76.0/std/primitive.reference.html">&T</a></h4></section></summary><div class='docblock'>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.76.0/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-BorrowMut%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.76.0/src/core/borrow.rs.html#216">source</a><a href="#impl-BorrowMut%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a><T> for T<div class="where">where
|
|||
|
|
T: ?<a class="trait" href="https://doc.rust-lang.org/1.76.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.borrow_mut" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.76.0/src/core/borrow.rs.html#217">source</a><a href="#method.borrow_mut" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.76.0/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fn">borrow_mut</a>(&mut self) -> <a class="primitive" href="https://doc.rust-lang.org/1.76.0/std/primitive.reference.html">&mut T</a></h4></section></summary><div class='docblock'>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.76.0/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-From%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.76.0/src/core/convert/mod.rs.html#763">source</a><a href="#impl-From%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/convert/trait.From.html" title="trait core::convert::From">From</a><T> for T</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.from" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.76.0/src/core/convert/mod.rs.html#766">source</a><a href="#method.from" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.76.0/core/convert/trait.From.html#tymethod.from" class="fn">from</a>(t: T) -> T</h4></section></summary><div class="docblock"><p>Returns the argument unchanged.</p>
|
|||
|
|
</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Instrument-for-T" class="impl"><a class="src rightside" href="../../src/tracing/instrument.rs.html#325">source</a><a href="#impl-Instrument-for-T" 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="toggle method-toggle" open><summary><section id="method.instrument" class="method trait-impl"><a class="src rightside" href="../../src/tracing/instrument.rs.html#86">source</a><a href="#method.instrument" class="anchor">§</a><h4 class="code-header">fn <a href="../../tracing/instrument/trait.Instrument.html#method.instrument" class="fn">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="struct tracing::span::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="toggle method-toggle" open><summary><section id="method.in_current_span" class="method trait-impl"><a class="src rightside" href="../../src/tracing/instrument.rs.html#128">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="fn">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" title="associated function tracing::span::Span::current">current</a> <a href="../../tracing/span/struct.Span.html" title="struct tracing::span::Span"><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="toggle implementors-toggle"><summary><section id="impl-Into%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.76.0/src/core/convert/mod.rs.html#747-749">source</a><a href="#impl-Into%3CU%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><U> for T<div class="where">where
|
|||
|
|
U: <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/convert/trait.From.html" title="trait core::convert::From">From</a><T>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.into" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.76.0/src/core/convert/mod.rs.html#756">source</a><a href="#method.into" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.76.0/core/convert/trait.Into.html#tymethod.into" class="fn">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><a href="https://doc.rust-lang.org/1.76.0/core/convert/trait.From.html" title="trait core::convert::From">From</a><T> for U</code> chooses to do.</p>
|
|||
|
|
</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-ToOwned-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.76.0/src/alloc/borrow.rs.html#83-85">source</a><a href="#impl-ToOwned-for-T" class="anchor">§</a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.76.0/alloc/borrow/trait.ToOwned.html" title="trait alloc::borrow::ToOwned">ToOwned</a> for T<div class="where">where
|
|||
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T: <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Owned" class="associatedtype trait-impl"><a href="#associatedtype.Owned" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.76.0/alloc/borrow/trait.ToOwned.html#associatedtype.Owned" class="associatedtype">Owned</a> = T</h4></section></summary><div class='docblock'>The resulting type after obtaining ownership.</div></details><details class="toggle method-toggle" open><summary><section id="method.to_owned" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.76.0/src/alloc/borrow.rs.html#88">source</a><a href="#method.to_owned" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.76.0/alloc/borrow/trait.ToOwned.html#tymethod.to_owned" class="fn">to_owned</a>(&self) -> T</h4></section></summary><div class='docblock'>Creates owned data from borrowed data, usually by cloning. <a href="https://doc.rust-lang.org/1.76.0/alloc/borrow/trait.ToOwned.html#tymethod.to_owned">Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.clone_into" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.76.0/src/alloc/borrow.rs.html#92">source</a><a href="#method.clone_into" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.76.0/alloc/borrow/trait.ToOwned.html#method.clone_into" class="fn">clone_into</a>(&self, target: <a class="primitive" href="https://doc.rust-lang.org/1.76.0/std/primitive.reference.html">&mut T</a>)</h4></section></summary><div class='docblock'>Uses borrowed data to replace owned data, usually by cloning. <a href="https://doc.rust-lang.org/1.76.0/alloc/borrow/trait.ToOwned.html#method.clone_into">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-TryFrom%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.76.0/src/core/convert/mod.rs.html#803-805">source</a><a href="#impl-TryFrom%3CU%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><U> for T<div class="where">where
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U: <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><T>,</div></h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Error" class="associatedtype trait-impl"><a href="#associatedtype.Error" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.76.0/core/convert/trait.TryFrom.html#associatedtype.Error" class="associatedtype">Error</a> = <a class="enum" href="https://doc.rust-lang.org/1.76.0/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="toggle method-toggle" open><summary><section id="method.try_from" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.76.0/src/core/convert/mod.rs.html#810">source</a><a href="#method.try_from" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.76.0/core/convert/trait.TryFrom.html#tymethod.try_from" class="fn">try_from</a>(value: U) -> <a class="enum" href="https://doc.rust-lang.org/1.76.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><T, <T as <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><U>>::<a class="associatedtype" href="https://doc.rust-lang.org/1.76.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-TryInto%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.76.0/src/core/convert/mod.rs.html#788-790">source</a><a href="#impl-TryInto%3CU%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/convert/trait.TryInto.html" title="trait core::convert::TryInto">TryInto</a><U> for T<div class="where">where
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U: <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>,</div></h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Error-1" class="associatedtype trait-impl"><a href="#associatedtype.Error-1" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.76.0/core/convert/trait.TryInto.html#associatedtype.Error" class="associatedtype">Error</a> = <U as <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="associatedtype" href="https://doc.rust-lang.org/1.76.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="toggle method-toggle" open><summary><section id="method.try_into" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.76.0/src/core/convert/mod.rs.html#795">source</a><a href="#method.try_into" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.76.0/core/convert/trait.TryInto.html#tymethod.try_into" class="fn">try_into</a>(self) -> <a class="enum" href="https://doc.rust-lang.org/1.76.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><U, <U as <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="associatedtype" href="https://doc.rust-lang.org/1.76.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-WithSubscriber-for-T" class="impl"><a class="src rightside" href="../../src/tracing/instrument.rs.html#393">source</a><a href="#impl-WithSubscriber-for-T" 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="toggle method-toggle" open><summary><section id="method.with_subscriber" class="method trait-impl"><a class="src rightside" href="../../src/tracing/instrument.rs.html#176-178">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="fn">with_subscriber</a><S>(self, subscriber: S) -> <a class="struct" href="../../tracing/instrument/struct.WithDispatch.html" title="struct tracing::instrument::WithDispatch">WithDispatch</a><Self><div class="where">where
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S: <a class="trait" href="https://doc.rust-lang.org/1.76.0/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><<a class="struct" href="../../tracing_core/dispatcher/struct.Dispatch.html" title="struct tracing_core::dispatcher::Dispatch">Dispatch</a>>,</div></h4></section></summary><div class='docblock'>Attaches the provided <a href="../../tracing_core/subscriber/trait.Subscriber.html" title="trait tracing_core::subscriber::Subscriber"><code>Subscriber</code></a> to this type, returning a
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<a href="../../tracing/instrument/struct.WithDispatch.html" title="struct tracing::instrument::WithDispatch"><code>WithDispatch</code></a> wrapper. <a href="../../tracing/instrument/trait.WithSubscriber.html#method.with_subscriber">Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.with_current_subscriber" class="method trait-impl"><a class="src rightside" href="../../src/tracing/instrument.rs.html#228">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="fn">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" title="mod tracing::dispatcher">default</a> <a href="../../tracing_core/subscriber/trait.Subscriber.html" title="trait tracing_core::subscriber::Subscriber"><code>Subscriber</code></a> to this type, returning a
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<a href="../../tracing/instrument/struct.WithDispatch.html" title="struct tracing::instrument::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></body></html>
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