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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="API documentation for the Rust `Event` struct in crate `tracing_core`."><meta name="keywords" content="rust, rustlang, rust-lang, Event"><title>tracing_core::Event - Rust</title><link rel="stylesheet" type="text/css" href="../normalize.css"><link rel="stylesheet" type="text/css" href="../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../light.css" id="themeStyle"><link rel="stylesheet" type="text/css" href="../dark.css" disabled ><link rel="stylesheet" type="text/css" href="../ayu.css" disabled ><script id="default-settings"></script><script src="../storage.js"></script><noscript><link rel="stylesheet" href="../noscript.css"></noscript><link rel="icon" type="image/svg+xml" href="../favicon.svg">
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<link rel="alternate icon" type="image/png" href="../favicon-32x32.png"><style type="text/css">#crate-search{background-image:url("../down-arrow.svg");}</style></head><body class="rustdoc struct"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">&#9776;</div><a href='../tracing_core/index.html'><div class='logo-container'><img src='https://raw.githubusercontent.com/tokio-rs/tracing/master/assets/logo-type.png' alt='logo'></div></a><p class="location">Struct Event</p><div class="sidebar-elems"><div class="block items"><a class="sidebar-title" href="#implementations">Methods</a><div class="sidebar-links"><a href="#method.child_of">child_of</a><a href="#method.dispatch">dispatch</a><a href="#method.fields">fields</a><a href="#method.is_contextual">is_contextual</a><a href="#method.is_root">is_root</a><a href="#method.metadata">metadata</a><a href="#method.new">new</a><a href="#method.new_child_of">new_child_of</a><a href="#method.parent">parent</a><a href="#method.record">record</a></div><a class="sidebar-title" href="#trait-implementations">Trait Implementations</a><div class="sidebar-links"><a href="#impl-Debug">Debug</a></div><a class="sidebar-title" href="#synthetic-implementations">Auto Trait Implementations</a><div class="sidebar-links"><a href="#impl-RefUnwindSafe">!RefUnwindSafe</a><a href="#impl-Send">!Send</a><a href="#impl-Sync">!Sync</a><a href="#impl-Unpin">Unpin</a><a href="#impl-UnwindSafe">!UnwindSafe</a></div><a class="sidebar-title" href="#blanket-implementations">Blanket Implementations</a><div class="sidebar-links"><a href="#impl-Any">Any</a><a href="#impl-Borrow%3CT%3E">Borrow&lt;T&gt;</a><a href="#impl-BorrowMut%3CT%3E">BorrowMut&lt;T&gt;</a><a href="#impl-From%3CT%3E">From&lt;T&gt;</a><a href="#impl-Into%3CU%3E">Into&lt;U&gt;</a><a href="#impl-TryFrom%3CU%3E">TryFrom&lt;U&gt;</a><a href="#impl-TryInto%3CU%3E">TryInto&lt;U&gt;</a></div></div><p class="location"><a href="index.html">tracing_core</a></p><div id="sidebar-vars" data-name="Event" data-ty="struct" data-relpath=""></div><script defer src="sidebar-items.js"></script></div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!" aria-haspopup="menu"><img src="../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices" role="menu"></div></div><script src="../theme.js"></script><nav class="sub"><form class="search-form"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input" name="search" disabled autocomplete="off" spellcheck="false" placeholder="Click or press S to search, ? for more options…" type="search"></div><button type="button" class="help-button">?</button>
<a id="settings-menu" href="../settings.html"><img src="../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><h1 class="fqn"><span class="in-band">Struct <a href="index.html">tracing_core</a>::<wbr><a class="struct" href="">Event</a></span><span class="out-of-band"><span id="render-detail"><a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">&#x2212;</span>]</a></span><a class="srclink" href="../src/tracing_core/event.rs.html#23-27" title="goto source code">[src]</a></span></h1><div class="docblock type-decl hidden-by-usual-hider"><pre class="rust struct">pub struct Event&lt;'a&gt; { /* fields omitted */ }</pre></div><div class="docblock"><p><code>Event</code>s represent single points in time where something occurred during the
execution of a program.</p>
<p>An <code>Event</code> can be compared to a log record in unstructured logging, but with
two key differences:</p>
<ul>
<li><code>Event</code>s exist <em>within the context of a <a href="../span">span</a></em>. Unlike log lines, they
may be located within the trace tree, allowing visibility into the
<em>temporal</em> context in which the event occurred, as well as the source
code location.</li>
<li>Like spans, <code>Event</code>s have structured key-value data known as <em><a href="../field">fields</a></em>,
which may include textual message. In general, a majority of the data
associated with an event should be in the event's fields rather than in
the textual message, as the fields are more structured.</li>
</ul>
</div><h2 id="implementations" class="small-section-header">Implementations<a href="#implementations" class="anchor"></a></h2><h3 id="impl" class="impl"><code class="in-band">impl&lt;'a&gt; <a class="struct" href="../tracing_core/struct.Event.html" title="struct tracing_core::Event">Event</a>&lt;'a&gt;</code><a href="#impl" class="anchor"></a><a class="srclink" href="../src/tracing_core/event.rs.html#29-134" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.dispatch" class="method"><code>pub fn <a href="#method.dispatch" class="fnname">dispatch</a>(metadata: &amp;'static <a class="struct" href="../tracing_core/struct.Metadata.html" title="struct tracing_core::Metadata">Metadata</a>&lt;'static&gt;, fields: &amp;'a <a class="struct" href="../tracing_core/field/struct.ValueSet.html" title="struct tracing_core::field::ValueSet">ValueSet</a>&lt;'_&gt;)</code><a class="srclink" href="../src/tracing_core/event.rs.html#32-37" title="goto source code">[src]</a></h4><div class="docblock"><p>Constructs a new <code>Event</code> with the specified metadata and set of values,
and observes it with the current subscriber.</p>
</div><h4 id="method.new" class="method"><code>pub fn <a href="#method.new" class="fnname">new</a>(<br>&nbsp;&nbsp;&nbsp;&nbsp;metadata: &amp;'static <a class="struct" href="../tracing_core/struct.Metadata.html" title="struct tracing_core::Metadata">Metadata</a>&lt;'static&gt;, <br>&nbsp;&nbsp;&nbsp;&nbsp;fields: &amp;'a <a class="struct" href="../tracing_core/field/struct.ValueSet.html" title="struct tracing_core::field::ValueSet">ValueSet</a>&lt;'a&gt;<br>) -&gt; Self</code><a class="srclink" href="../src/tracing_core/event.rs.html#42-48" title="goto source code">[src]</a></h4><div class="docblock"><p>Returns a new <code>Event</code> in the current span, with the specified metadata
and set of values.</p>
</div><h4 id="method.new_child_of" class="method"><code>pub fn <a href="#method.new_child_of" class="fnname">new_child_of</a>(<br>&nbsp;&nbsp;&nbsp;&nbsp;parent: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;<a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../tracing_core/span/struct.Id.html" title="struct tracing_core::span::Id">Id</a>&gt;&gt;, <br>&nbsp;&nbsp;&nbsp;&nbsp;metadata: &amp;'static <a class="struct" href="../tracing_core/struct.Metadata.html" title="struct tracing_core::Metadata">Metadata</a>&lt;'static&gt;, <br>&nbsp;&nbsp;&nbsp;&nbsp;fields: &amp;'a <a class="struct" href="../tracing_core/field/struct.ValueSet.html" title="struct tracing_core::field::ValueSet">ValueSet</a>&lt;'a&gt;<br>) -&gt; Self</code><a class="srclink" href="../src/tracing_core/event.rs.html#53-67" title="goto source code">[src]</a></h4><div class="docblock"><p>Returns a new <code>Event</code> as a child of the specified span, with the
provided metadata and set of values.</p>
</div><h4 id="method.child_of" class="method"><code>pub fn <a href="#method.child_of" class="fnname">child_of</a>(<br>&nbsp;&nbsp;&nbsp;&nbsp;parent: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;<a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../tracing_core/span/struct.Id.html" title="struct tracing_core::span::Id">Id</a>&gt;&gt;, <br>&nbsp;&nbsp;&nbsp;&nbsp;metadata: &amp;'static <a class="struct" href="../tracing_core/struct.Metadata.html" title="struct tracing_core::Metadata">Metadata</a>&lt;'static&gt;, <br>&nbsp;&nbsp;&nbsp;&nbsp;fields: &amp;'a <a class="struct" href="../tracing_core/field/struct.ValueSet.html" title="struct tracing_core::field::ValueSet">ValueSet</a>&lt;'_&gt;<br>)</code><a class="srclink" href="../src/tracing_core/event.rs.html#71-80" title="goto source code">[src]</a></h4><div class="docblock"><p>Constructs a new <code>Event</code> with the specified metadata and set of values,
and observes it with the current subscriber and an explicit parent.</p>
</div><h4 id="method.record" class="method"><code>pub fn <a href="#method.record" class="fnname">record</a>(&amp;self, visitor: &amp;mut dyn <a class="trait" href="../tracing_core/field/trait.Visit.html" title="trait tracing_core::field::Visit">Visit</a>)</code><a class="srclink" href="../src/tracing_core/event.rs.html#86-88" title="goto source code">[src]</a></h4><div class="docblock"><p>Visits all the fields on this <code>Event</code> with the specified <a href="../field/trait.Visit.html">visitor</a>.</p>
</div><h4 id="method.fields" class="method"><code>pub fn <a href="#method.fields" class="fnname">fields</a>(&amp;self) -&gt; <a class="struct" href="../tracing_core/field/struct.Iter.html" title="struct tracing_core::field::Iter">Iter</a><span class="notable-traits"><span class="notable-traits-tooltip"><div class="notable-traits-tooltiptext"><span class="docblock"><h3 class="notable">Notable traits for <a class="struct" href="../tracing_core/field/struct.Iter.html" title="struct tracing_core::field::Iter">Iter</a></h3><code class="content"><span class="where fmt-newline">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html" title="trait core::iter::traits::iterator::Iterator">Iterator</a> for <a class="struct" href="../tracing_core/field/struct.Iter.html" title="struct tracing_core::field::Iter">Iter</a></span><span class="where fmt-newline"> type <a href="https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html#associatedtype.Item" class="type">Item</a> = <a class="struct" href="../tracing_core/struct.Field.html" title="struct tracing_core::Field">Field</a>;</span></code></span></div></span></span></code><a class="srclink" href="../src/tracing_core/event.rs.html#91-93" title="goto source code">[src]</a></h4><div class="docblock"><p>Returns an iterator over the set of values on this <code>Event</code>.</p>
</div><h4 id="method.metadata" class="method"><code>pub fn <a href="#method.metadata" class="fnname">metadata</a>(&amp;self) -&gt; &amp;'static <a class="struct" href="../tracing_core/struct.Metadata.html" title="struct tracing_core::Metadata">Metadata</a>&lt;'static&gt;</code><a class="srclink" href="../src/tracing_core/event.rs.html#98-100" title="goto source code">[src]</a></h4><div class="docblock"><p>Returns <a href="../struct.Metadata.html">metadata</a> describing this <code>Event</code>.</p>
</div><h4 id="method.is_root" class="method"><code>pub fn <a href="#method.is_root" class="fnname">is_root</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class="srclink" href="../src/tracing_core/event.rs.html#103-108" title="goto source code">[src]</a></h4><div class="docblock"><p>Returns true if the new event should be a root.</p>
</div><h4 id="method.is_contextual" class="method"><code>pub fn <a href="#method.is_contextual" class="fnname">is_contextual</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class="srclink" href="../src/tracing_core/event.rs.html#117-122" title="goto source code">[src]</a></h4><div class="docblock"><p>Returns true if the new event's parent should be determined based on the
current context.</p>
<p>If this is true and the current thread is currently inside a span, then
that span should be the new event's parent. Otherwise, if the current
thread is <em>not</em> inside a span, then the new event will be the root of its
own trace tree.</p>
</div><h4 id="method.parent" class="method"><code>pub fn <a href="#method.parent" class="fnname">parent</a>(&amp;self) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;&amp;<a class="struct" href="../tracing_core/span/struct.Id.html" title="struct tracing_core::span::Id">Id</a>&gt;</code><a class="srclink" href="../src/tracing_core/event.rs.html#128-133" title="goto source code">[src]</a></h4><div class="docblock"><p>Returns the new event's explicitly-specified parent, if there is one.</p>
<p>Otherwise (if the new event is a root or is a child of the current span),
returns false.</p>
</div></div><h2 id="trait-implementations" class="small-section-header">Trait Implementations<a href="#trait-implementations" class="anchor"></a></h2><div id="trait-implementations-list"><h3 id="impl-Debug" class="impl"><code class="in-band">impl&lt;'a&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a> for <a class="struct" href="../tracing_core/struct.Event.html" title="struct tracing_core::Event">Event</a>&lt;'a&gt;</code><a href="#impl-Debug" class="anchor"></a><a class="srclink" href="../src/tracing_core/event.rs.html#22" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.fmt" class="method hidden"><code>fn <a href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt" class="fnname">fmt</a>(&amp;self, f: &amp;mut <a class="struct" href="https://doc.rust-lang.org/nightly/core/fmt/struct.Formatter.html" title="struct core::fmt::Formatter">Formatter</a>&lt;'_&gt;) -&gt; <a class="type" href="https://doc.rust-lang.org/nightly/core/fmt/type.Result.html" title="type core::fmt::Result">Result</a></code><a class="srclink" href="../src/tracing_core/event.rs.html#22" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Formats the value using the given formatter. <a href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt">Read more</a></p>
</div></div></div><h2 id="synthetic-implementations" class="small-section-header">Auto Trait Implementations<a href="#synthetic-implementations" class="anchor"></a></h2><div id="synthetic-implementations-list"><h3 id="impl-RefUnwindSafe" class="impl"><code class="in-band">impl&lt;'a&gt; !<a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.RefUnwindSafe.html" title="trait std::panic::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="../tracing_core/struct.Event.html" title="struct tracing_core::Event">Event</a>&lt;'a&gt;</code><a href="#impl-RefUnwindSafe" class="anchor"></a><a class="srclink" href="../src/tracing_core/lib.rs.html#1" title="goto source code">[src]</a></h3><div class="impl-items"></div><h3 id="impl-Send" class="impl"><code class="in-band">impl&lt;'a&gt; !<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="../tracing_core/struct.Event.html" title="struct tracing_core::Event">Event</a>&lt;'a&gt;</code><a href="#impl-Send" class="anchor"></a><a class="srclink" href="../src/tracing_core/lib.rs.html#1" title="goto source code">[src]</a></h3><div class="impl-items"></div><h3 id="impl-Sync" class="impl"><code class="in-band">impl&lt;'a&gt; !<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="../tracing_core/struct.Event.html" title="struct tracing_core::Event">Event</a>&lt;'a&gt;</code><a href="#impl-Sync" class="anchor"></a><a class="srclink" href="../src/tracing_core/lib.rs.html#1" title="goto source code">[src]</a></h3><div class="impl-items"></div><h3 id="impl-Unpin" class="impl"><code class="in-band">impl&lt;'a&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="../tracing_core/struct.Event.html" title="struct tracing_core::Event">Event</a>&lt;'a&gt;</code><a href="#impl-Unpin" class="anchor"></a><a class="srclink" href="../src/tracing_core/lib.rs.html#1" title="goto source code">[src]</a></h3><div class="impl-items"></div><h3 id="impl-UnwindSafe" class="impl"><code class="in-band">impl&lt;'a&gt; !<a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.UnwindSafe.html" title="trait std::panic::UnwindSafe">UnwindSafe</a> for <a class="struct" href="../tracing_core/struct.Event.html" title="struct tracing_core::Event">Event</a>&lt;'a&gt;</code><a href="#impl-UnwindSafe" class="anchor"></a><a class="srclink" href="../src/tracing_core/lib.rs.html#1" title="goto source code">[src]</a></h3><div class="impl-items"></div></div><h2 id="blanket-implementations" class="small-section-header">Blanket Implementations<a href="#blanket-implementations" class="anchor"></a></h2><div id="blanket-implementations-list"><h3 id="impl-Any" class="impl"><code class="in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code><a href="#impl-Any" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#131-135" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.type_id" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id" class="fnname">type_id</a>(&amp;self) -&gt; <a class="struct" href="https://doc.rust-lang.org/nightly/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#132" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id">Read more</a></p>
</div></div><h3 id="impl-Borrow%3CT%3E" class="impl"><code class="in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a>&lt;T&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code><a href="#impl-Borrow%3CT%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#207-211" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.borrow" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow" class="fnname">borrow</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>T</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#208" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></p>
</div></div><h3 id="impl-BorrowMut%3CT%3E" class="impl"><code class="in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a>&lt;T&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code><a href="#impl-BorrowMut%3CT%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#214-218" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.borrow_mut" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fnname">borrow_mut</a>(&amp;mut self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;mut </a>T</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#215" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></p>
</div></div><h3 id="impl-From%3CT%3E" class="impl"><code class="in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt; for T</code><a href="#impl-From%3CT%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#545-549" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.from" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from" class="fnname">from</a>(t: T) -&gt; T</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#546" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id="impl-Into%3CU%3E" class="impl"><code class="in-band">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt;,&nbsp;</span></code><a href="#impl-Into%3CU%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#534-541" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.into" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html#tymethod.into" class="fnname">into</a>(self) -&gt; U</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#538" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id="impl-TryFrom%3CU%3E" class="impl"><code class="in-band">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;T&gt;,&nbsp;</span></code><a href="#impl-TryFrom%3CU%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#582-591" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="associatedtype.Error" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" class="type">Error</a> = <a class="enum" href="https://doc.rust-lang.org/nightly/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></code></h4><div class='docblock'><p>The type returned in the event of a conversion error.</p>
</div><h4 id="method.try_from" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#tymethod.try_from" class="fnname">try_from</a>(value: U) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;T, &lt;T as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt;&gt;::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>&gt;</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#588" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id="impl-TryInto%3CU%3E" class="impl"><code class="in-band">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html" title="trait core::convert::TryInto">TryInto</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;,&nbsp;</span></code><a href="#impl-TryInto%3CU%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#568-577" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="associatedtype.Error-1" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#associatedtype.Error" class="type">Error</a> = &lt;U as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></code></h4><div class='docblock'><p>The type returned in the event of a conversion error.</p>
</div><h4 id="method.try_into" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#tymethod.try_into" class="fnname">try_into</a>(self) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;U, &lt;U as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>&gt;</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#574" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
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