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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="A literal string (`&quot;hello&quot;`), byte string (`b&quot;hello&quot;`), character (`&#x27;a&#x27;`), byte character (`b&#x27;a&#x27;`), an integer or floating point number with or without a suffix (`1`, `1u8`, `2.3`, `2.3f32`)."><meta name="keywords" content="rust, rustlang, rust-lang, Literal"><title>Literal in proc_macro2 - 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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</a><h2 class="location">Struct Literal</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.byte_string">byte_string</a><a href="#method.character">character</a><a href="#method.f32_suffixed">f32_suffixed</a><a href="#method.f32_unsuffixed">f32_unsuffixed</a><a href="#method.f64_suffixed">f64_suffixed</a><a href="#method.f64_unsuffixed">f64_unsuffixed</a><a href="#method.i128_suffixed">i128_suffixed</a><a href="#method.i128_unsuffixed">i128_unsuffixed</a><a href="#method.i16_suffixed">i16_suffixed</a><a href="#method.i16_unsuffixed">i16_unsuffixed</a><a href="#method.i32_suffixed">i32_suffixed</a><a href="#method.i32_unsuffixed">i32_unsuffixed</a><a href="#method.i64_suffixed">i64_suffixed</a><a href="#method.i64_unsuffixed">i64_unsuffixed</a><a href="#method.i8_suffixed">i8_suffixed</a><a href="#method.i8_unsuffixed">i8_unsuffixed</a><a href="#method.isize_suffixed">isize_suffixed</a><a href="#method.isize_unsuffixed">isize_unsuffixed</a><a href="#method.set_span">set_span</a><a href="#method.span">span</a><a href="#method.string">string</a><a href="#method.subspan">subspan</a><a href="#method.u128_suffixed">u128_suffixed</a><a href="#method.u128_unsuffixed">u128_unsuffixed</a><a href="#method.u16_suffixed">u16_suffixed</a><a href="#method.u16_unsuffixed">u16_unsuffixed</a><a href="#method.u32_suffixed">u32_suffixed</a><a href="#method.u32_unsuffixed">u32_unsuffixed</a><a href="#method.u64_suffixed">u64_suffixed</a><a href="#method.u64_unsuffixed">u64_unsuffixed</a><a href="#method.u8_suffixed">u8_suffixed</a><a href="#method.u8_unsuffixed">u8_unsuffixed</a><a href="#method.usize_suffixed">usize_suffixed</a><a href="#method.usize_unsuffixed">usize_unsuffixed</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-Display">Display</a><a href="#impl-From%3CLiteral%3E">From&lt;Literal&gt;</a><a href="#impl-FromStr">FromStr</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&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-ToOwned">ToOwned</a><a href="#impl-ToString">ToString</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><h2 class="location">Other items in<br><a href="index.html">proc_macro2</a></h2><div id="sidebar-vars" data-name="Literal" 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="../proc_macro2/index.html"><img class="rust-logo" src="../rust-logo.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">proc_macro2</a>::<wbr><a class="struct" href="#">Literal</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">&#x2212;</span>]</a></span><a class="srclink" href="../src/proc_macro2/lib.rs.html#1036-1039" title="goto source code">[src]</a></span></h1><div class="docblock item-decl"><pre class="rust struct"><code>pub struct Literal { /* fields omitted */ }</code></pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>A literal string (<code>&quot;hello&quot;</code>), byte string (<code>b&quot;hello&quot;</code>), character (<code>'a'</code>),
byte character (<code>b'a'</code>), an integer or floating point number with or without
a suffix (<code>1</code>, <code>1u8</code>, <code>2.3</code>, <code>2.3f32</code>).</p>
<p>Boolean literals like <code>true</code> and <code>false</code> do not belong here, they are
<code>Ident</code>s.</p>
</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/proc_macro2/lib.rs.html#1081-1244" 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.Literal.html" title="struct proc_macro2::Literal">Literal</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.u8_suffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1096-1109" title="goto source code">[src]</a></div><a href="#method.u8_suffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.u8_suffixed" class="fnname">u8_suffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.u8.html">u8</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new suffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1u32</code> where the integer
value specified is the first part of the token and the integral is
also suffixed at the end. Literals created from negative numbers may
not survive roundtrips through <code>TokenStream</code> or strings and may be
broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.u16_suffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1096-1109" title="goto source code">[src]</a></div><a href="#method.u16_suffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.u16_suffixed" class="fnname">u16_suffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.u16.html">u16</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new suffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1u32</code> where the integer
value specified is the first part of the token and the integral is
also suffixed at the end. Literals created from negative numbers may
not survive roundtrips through <code>TokenStream</code> or strings and may be
broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.u32_suffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1096-1109" title="goto source code">[src]</a></div><a href="#method.u32_suffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.u32_suffixed" class="fnname">u32_suffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.u32.html">u32</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new suffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1u32</code> where the integer
value specified is the first part of the token and the integral is
also suffixed at the end. Literals created from negative numbers may
not survive roundtrips through <code>TokenStream</code> or strings and may be
broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.u64_suffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1096-1109" title="goto source code">[src]</a></div><a href="#method.u64_suffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.u64_suffixed" class="fnname">u64_suffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.u64.html">u64</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new suffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1u32</code> where the integer
value specified is the first part of the token and the integral is
also suffixed at the end. Literals created from negative numbers may
not survive roundtrips through <code>TokenStream</code> or strings and may be
broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.u128_suffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1096-1109" title="goto source code">[src]</a></div><a href="#method.u128_suffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.u128_suffixed" class="fnname">u128_suffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.u128.html">u128</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new suffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1u32</code> where the integer
value specified is the first part of the token and the integral is
also suffixed at the end. Literals created from negative numbers may
not survive roundtrips through <code>TokenStream</code> or strings and may be
broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.usize_suffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1096-1109" title="goto source code">[src]</a></div><a href="#method.usize_suffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.usize_suffixed" class="fnname">usize_suffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.usize.html">usize</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new suffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1u32</code> where the integer
value specified is the first part of the token and the integral is
also suffixed at the end. Literals created from negative numbers may
not survive roundtrips through <code>TokenStream</code> or strings and may be
broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.i8_suffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1096-1109" title="goto source code">[src]</a></div><a href="#method.i8_suffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.i8_suffixed" class="fnname">i8_suffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i8.html">i8</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new suffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1u32</code> where the integer
value specified is the first part of the token and the integral is
also suffixed at the end. Literals created from negative numbers may
not survive roundtrips through <code>TokenStream</code> or strings and may be
broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.i16_suffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1096-1109" title="goto source code">[src]</a></div><a href="#method.i16_suffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.i16_suffixed" class="fnname">i16_suffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i16.html">i16</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new suffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1u32</code> where the integer
value specified is the first part of the token and the integral is
also suffixed at the end. Literals created from negative numbers may
not survive roundtrips through <code>TokenStream</code> or strings and may be
broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.i32_suffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1096-1109" title="goto source code">[src]</a></div><a href="#method.i32_suffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.i32_suffixed" class="fnname">i32_suffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i32.html">i32</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new suffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1u32</code> where the integer
value specified is the first part of the token and the integral is
also suffixed at the end. Literals created from negative numbers may
not survive roundtrips through <code>TokenStream</code> or strings and may be
broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.i64_suffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1096-1109" title="goto source code">[src]</a></div><a href="#method.i64_suffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.i64_suffixed" class="fnname">i64_suffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i64.html">i64</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new suffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1u32</code> where the integer
value specified is the first part of the token and the integral is
also suffixed at the end. Literals created from negative numbers may
not survive roundtrips through <code>TokenStream</code> or strings and may be
broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.i128_suffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1096-1109" title="goto source code">[src]</a></div><a href="#method.i128_suffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.i128_suffixed" class="fnname">i128_suffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i128.html">i128</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new suffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1u32</code> where the integer
value specified is the first part of the token and the integral is
also suffixed at the end. Literals created from negative numbers may
not survive roundtrips through <code>TokenStream</code> or strings and may be
broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.isize_suffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1096-1109" title="goto source code">[src]</a></div><a href="#method.isize_suffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.isize_suffixed" class="fnname">isize_suffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.isize.html">isize</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new suffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1u32</code> where the integer
value specified is the first part of the token and the integral is
also suffixed at the end. Literals created from negative numbers may
not survive roundtrips through <code>TokenStream</code> or strings and may be
broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.u8_unsuffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1111-1124" title="goto source code">[src]</a></div><a href="#method.u8_unsuffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.u8_unsuffixed" class="fnname">u8_unsuffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.u8.html">u8</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new unsuffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1</code> where the integer
value specified is the first part of the token. No suffix is
specified on this token, meaning that invocations like
<code>Literal::i8_unsuffixed(1)</code> are equivalent to
<code>Literal::u32_unsuffixed(1)</code>. Literals created from negative numbers
may not survive roundtrips through <code>TokenStream</code> or strings and may
be broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.u16_unsuffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1111-1124" title="goto source code">[src]</a></div><a href="#method.u16_unsuffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.u16_unsuffixed" class="fnname">u16_unsuffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.u16.html">u16</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new unsuffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1</code> where the integer
value specified is the first part of the token. No suffix is
specified on this token, meaning that invocations like
<code>Literal::i8_unsuffixed(1)</code> are equivalent to
<code>Literal::u32_unsuffixed(1)</code>. Literals created from negative numbers
may not survive roundtrips through <code>TokenStream</code> or strings and may
be broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.u32_unsuffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1111-1124" title="goto source code">[src]</a></div><a href="#method.u32_unsuffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.u32_unsuffixed" class="fnname">u32_unsuffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.u32.html">u32</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new unsuffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1</code> where the integer
value specified is the first part of the token. No suffix is
specified on this token, meaning that invocations like
<code>Literal::i8_unsuffixed(1)</code> are equivalent to
<code>Literal::u32_unsuffixed(1)</code>. Literals created from negative numbers
may not survive roundtrips through <code>TokenStream</code> or strings and may
be broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.u64_unsuffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1111-1124" title="goto source code">[src]</a></div><a href="#method.u64_unsuffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.u64_unsuffixed" class="fnname">u64_unsuffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.u64.html">u64</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new unsuffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1</code> where the integer
value specified is the first part of the token. No suffix is
specified on this token, meaning that invocations like
<code>Literal::i8_unsuffixed(1)</code> are equivalent to
<code>Literal::u32_unsuffixed(1)</code>. Literals created from negative numbers
may not survive roundtrips through <code>TokenStream</code> or strings and may
be broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.u128_unsuffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1111-1124" title="goto source code">[src]</a></div><a href="#method.u128_unsuffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.u128_unsuffixed" class="fnname">u128_unsuffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.u128.html">u128</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new unsuffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1</code> where the integer
value specified is the first part of the token. No suffix is
specified on this token, meaning that invocations like
<code>Literal::i8_unsuffixed(1)</code> are equivalent to
<code>Literal::u32_unsuffixed(1)</code>. Literals created from negative numbers
may not survive roundtrips through <code>TokenStream</code> or strings and may
be broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.usize_unsuffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1111-1124" title="goto source code">[src]</a></div><a href="#method.usize_unsuffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.usize_unsuffixed" class="fnname">usize_unsuffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.usize.html">usize</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new unsuffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1</code> where the integer
value specified is the first part of the token. No suffix is
specified on this token, meaning that invocations like
<code>Literal::i8_unsuffixed(1)</code> are equivalent to
<code>Literal::u32_unsuffixed(1)</code>. Literals created from negative numbers
may not survive roundtrips through <code>TokenStream</code> or strings and may
be broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.i8_unsuffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1111-1124" title="goto source code">[src]</a></div><a href="#method.i8_unsuffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.i8_unsuffixed" class="fnname">i8_unsuffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i8.html">i8</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new unsuffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1</code> where the integer
value specified is the first part of the token. No suffix is
specified on this token, meaning that invocations like
<code>Literal::i8_unsuffixed(1)</code> are equivalent to
<code>Literal::u32_unsuffixed(1)</code>. Literals created from negative numbers
may not survive roundtrips through <code>TokenStream</code> or strings and may
be broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.i16_unsuffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1111-1124" title="goto source code">[src]</a></div><a href="#method.i16_unsuffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.i16_unsuffixed" class="fnname">i16_unsuffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i16.html">i16</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new unsuffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1</code> where the integer
value specified is the first part of the token. No suffix is
specified on this token, meaning that invocations like
<code>Literal::i8_unsuffixed(1)</code> are equivalent to
<code>Literal::u32_unsuffixed(1)</code>. Literals created from negative numbers
may not survive roundtrips through <code>TokenStream</code> or strings and may
be broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.i32_unsuffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1111-1124" title="goto source code">[src]</a></div><a href="#method.i32_unsuffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.i32_unsuffixed" class="fnname">i32_unsuffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i32.html">i32</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new unsuffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1</code> where the integer
value specified is the first part of the token. No suffix is
specified on this token, meaning that invocations like
<code>Literal::i8_unsuffixed(1)</code> are equivalent to
<code>Literal::u32_unsuffixed(1)</code>. Literals created from negative numbers
may not survive roundtrips through <code>TokenStream</code> or strings and may
be broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.i64_unsuffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1111-1124" title="goto source code">[src]</a></div><a href="#method.i64_unsuffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.i64_unsuffixed" class="fnname">i64_unsuffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i64.html">i64</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new unsuffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1</code> where the integer
value specified is the first part of the token. No suffix is
specified on this token, meaning that invocations like
<code>Literal::i8_unsuffixed(1)</code> are equivalent to
<code>Literal::u32_unsuffixed(1)</code>. Literals created from negative numbers
may not survive roundtrips through <code>TokenStream</code> or strings and may
be broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.i128_unsuffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1111-1124" title="goto source code">[src]</a></div><a href="#method.i128_unsuffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.i128_unsuffixed" class="fnname">i128_unsuffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i128.html">i128</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new unsuffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1</code> where the integer
value specified is the first part of the token. No suffix is
specified on this token, meaning that invocations like
<code>Literal::i8_unsuffixed(1)</code> are equivalent to
<code>Literal::u32_unsuffixed(1)</code>. Literals created from negative numbers
may not survive roundtrips through <code>TokenStream</code> or strings and may
be broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.isize_unsuffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1111-1124" title="goto source code">[src]</a></div><a href="#method.isize_unsuffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.isize_unsuffixed" class="fnname">isize_unsuffixed</a>(n: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.isize.html">isize</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new unsuffixed integer literal with the specified value.</p>
<p>This function will create an integer like <code>1</code> where the integer
value specified is the first part of the token. No suffix is
specified on this token, meaning that invocations like
<code>Literal::i8_unsuffixed(1)</code> are equivalent to
<code>Literal::u32_unsuffixed(1)</code>. Literals created from negative numbers
may not survive roundtrips through <code>TokenStream</code> or strings and may
be broken into two tokens (<code>-</code> and positive literal).</p>
<p>Literals created through this method have the <code>Span::call_site()</code>
span by default, which can be configured with the <code>set_span</code> method
below.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.f64_unsuffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1139-1142" title="goto source code">[src]</a></div><a href="#method.f64_unsuffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.f64_unsuffixed" class="fnname">f64_unsuffixed</a>(f: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.f64.html">f64</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new unsuffixed floating-point literal.</p>
<p>This constructor is similar to those like <code>Literal::i8_unsuffixed</code> where
the float’s value is emitted directly into the token but no suffix is
used, so it may be inferred to be a <code>f64</code> later in the compiler.
Literals created from negative numbers may not survive rountrips through
<code>TokenStream</code> or strings and may be broken into two tokens (<code>-</code> and
positive literal).</p>
<h5 id="panics" class="section-header"><a href="#panics">Panics</a></h5>
<p>This function requires that the specified float is finite, for example
if it is infinity or NaN this function will panic.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.f64_suffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1157-1160" title="goto source code">[src]</a></div><a href="#method.f64_suffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.f64_suffixed" class="fnname">f64_suffixed</a>(f: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.f64.html">f64</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new suffixed floating-point literal.</p>
<p>This constructor will create a literal like <code>1.0f64</code> where the value
specified is the preceding part of the token and <code>f64</code> is the suffix of
the token. This token will always be inferred to be an <code>f64</code> in the
compiler. Literals created from negative numbers may not survive
rountrips through <code>TokenStream</code> or strings and may be broken into two
tokens (<code>-</code> and positive literal).</p>
<h5 id="panics-1" class="section-header"><a href="#panics-1">Panics</a></h5>
<p>This function requires that the specified float is finite, for example
if it is infinity or NaN this function will panic.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.f32_unsuffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1175-1178" title="goto source code">[src]</a></div><a href="#method.f32_unsuffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.f32_unsuffixed" class="fnname">f32_unsuffixed</a>(f: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.f32.html">f32</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new unsuffixed floating-point literal.</p>
<p>This constructor is similar to those like <code>Literal::i8_unsuffixed</code> where
the float’s value is emitted directly into the token but no suffix is
used, so it may be inferred to be a <code>f64</code> later in the compiler.
Literals created from negative numbers may not survive rountrips through
<code>TokenStream</code> or strings and may be broken into two tokens (<code>-</code> and
positive literal).</p>
<h5 id="panics-2" class="section-header"><a href="#panics-2">Panics</a></h5>
<p>This function requires that the specified float is finite, for example
if it is infinity or NaN this function will panic.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.f32_suffixed" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1193-1196" title="goto source code">[src]</a></div><a href="#method.f32_suffixed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.f32_suffixed" class="fnname">f32_suffixed</a>(f: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.f32.html">f32</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Creates a new suffixed floating-point literal.</p>
<p>This constructor will create a literal like <code>1.0f32</code> where the value
specified is the preceding part of the token and <code>f32</code> is the suffix of
the token. This token will always be inferred to be an <code>f32</code> in the
compiler. Literals created from negative numbers may not survive
rountrips through <code>TokenStream</code> or strings and may be broken into two
tokens (<code>-</code> and positive literal).</p>
<h5 id="panics-3" class="section-header"><a href="#panics-3">Panics</a></h5>
<p>This function requires that the specified float is finite, for example
if it is infinity or NaN this function will panic.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.string" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1199-1201" title="goto source code">[src]</a></div><a href="#method.string" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.string" class="fnname">string</a>(string: &amp;<a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.str.html">str</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>String literal.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.character" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1204-1206" title="goto source code">[src]</a></div><a href="#method.character" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.character" class="fnname">character</a>(ch: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.char.html">char</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Character literal.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.byte_string" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1209-1211" title="goto source code">[src]</a></div><a href="#method.byte_string" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.byte_string" class="fnname">byte_string</a>(s: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.slice.html">&amp;[</a><a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.slice.html">]</a>) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h4></div></summary><div class="docblock"><p>Byte string literal.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.span" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1214-1216" title="goto source code">[src]</a></div><a href="#method.span" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.span" class="fnname">span</a>(&amp;self) -&gt; <a class="struct" href="struct.Span.html" title="struct proc_macro2::Span">Span</a></h4></div></summary><div class="docblock"><p>Returns the span encompassing this literal.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.set_span" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1219-1221" title="goto source code">[src]</a></div><a href="#method.set_span" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.set_span" class="fnname">set_span</a>(&amp;mut self, span: <a class="struct" href="struct.Span.html" title="struct proc_macro2::Span">Span</a>)</h4></div></summary><div class="docblock"><p>Configures the span associated for this literal.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.subspan" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1232-1234" title="goto source code">[src]</a></div><a href="#method.subspan" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.subspan" class="fnname">subspan</a>&lt;R:&nbsp;<a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/range/trait.RangeBounds.html" title="trait core::ops::range::RangeBounds">RangeBounds</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.usize.html">usize</a>&gt;&gt;(&amp;self, range: R) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.59.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="struct.Span.html" title="struct proc_macro2::Span">Span</a>&gt;</h4></div></summary><div class="docblock"><p>Returns a <code>Span</code> that is a subset of <code>self.span()</code> containing only
the source bytes in range <code>range</code>. Returns <code>None</code> if the would-be
trimmed span is outside the bounds of <code>self</code>.</p>
<p>Warning: the underlying <a href="https://doc.rust-lang.org/proc_macro/struct.Literal.html#method.subspan"><code>proc_macro::Literal::subspan</code></a> method is
nightly-only. When called from within a procedural macro not using a
nightly compiler, this method will always return <code>None</code>.</p>
</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/proc_macro2/lib.rs.html#1035" 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.Literal.html" title="struct proc_macro2::Literal">Literal</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/proc_macro2/lib.rs.html#1035" title="goto source code">[src]</a></div><a href="#method.clone" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/clone/trait.Clone.html#tymethod.clone" class="fnname">clone</a>(&amp;self) -&gt; <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</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>
</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>(&amp;mut self, source: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.reference.html">&amp;</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>
</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/proc_macro2/lib.rs.html#1257-1261" 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.Literal.html" title="struct proc_macro2::Literal">Literal</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.fmt-1" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1258-1260" title="goto source code">[src]</a></div><a href="#method.fmt-1" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/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/1.59.0/core/fmt/struct.Formatter.html" title="struct core::fmt::Formatter">Formatter</a>&lt;'_&gt;) -&gt; <a class="type" href="https://doc.rust-lang.org/1.59.0/core/fmt/type.Result.html" title="type core::fmt::Result">Result</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-Display" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1263-1267" title="goto source code">[src]</a></div><a href="#impl-Display" 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.Display.html" title="trait core::fmt::Display">Display</a> for <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</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/proc_macro2/lib.rs.html#1264-1266" title="goto source code">[src]</a></div><a href="#method.fmt" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/fmt/trait.Display.html#tymethod.fmt" class="fnname">fmt</a>(&amp;self, f: &amp;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>&lt;'_&gt;) -&gt; <a class="type" href="https://doc.rust-lang.org/1.59.0/core/fmt/type.Result.html" title="type core::fmt::Result">Result</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.Display.html#tymethod.fmt">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-From%3CLiteral%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#599-603" title="goto source code">[src]</a></div><a href="#impl-From%3CLiteral%3E" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;<a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a>&gt; for <a class="enum" href="enum.TokenTree.html" title="enum proc_macro2::TokenTree">TokenTree</a></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/proc_macro2/lib.rs.html#600-602" title="goto source code">[src]</a></div><a href="#method.from" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/convert/trait.From.html#tymethod.from" class="fnname">from</a>(g: <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a>) -&gt; <a class="enum" href="enum.TokenTree.html" title="enum proc_macro2::TokenTree">TokenTree</a></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-FromStr" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1246-1255" title="goto source code">[src]</a></div><a href="#impl-FromStr" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/str/traits/trait.FromStr.html" title="trait core::str::traits::FromStr">FromStr</a> for <a class="struct" href="struct.Literal.html" title="struct proc_macro2::Literal">Literal</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Err" class="type trait-impl has-srclink"><a href="#associatedtype.Err" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.59.0/core/str/traits/trait.FromStr.html#associatedtype.Err" class="associatedtype">Err</a> = <a class="struct" href="struct.LexError.html" title="struct proc_macro2::LexError">LexError</a></h4></div></summary><div class='docblock'><p>The associated error which can be returned from parsing.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.from_str" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/proc_macro2/lib.rs.html#1249-1254" title="goto source code">[src]</a></div><a href="#method.from_str" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/str/traits/trait.FromStr.html#tymethod.from_str" class="fnname">from_str</a>(repr: &amp;<a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.str.html">str</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.59.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;Self, <a class="struct" href="struct.LexError.html" title="struct proc_macro2::LexError">LexError</a>&gt;</h4></div></summary><div class='docblock'><p>Parses a string <code>s</code> to return a value of this type. <a href="https://doc.rust-lang.org/1.59.0/core/str/traits/trait.FromStr.html#tymethod.from_str">Read more</a></p>
</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.Literal.html" title="struct proc_macro2::Literal">Literal</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.Literal.html" title="struct proc_macro2::Literal">Literal</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.Literal.html" title="struct proc_macro2::Literal">Literal</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.Literal.html" title="struct proc_macro2::Literal">Literal</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.Literal.html" title="struct proc_macro2::Literal">Literal</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&lt;T&gt; <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>&nbsp;&nbsp;&nbsp;&nbsp;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>,&nbsp;</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>(&amp;self) -&gt; <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&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.59.0/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/1.59.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</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>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.reference.html">&amp;</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&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.59.0/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/1.59.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</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>(&amp;mut self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.reference.html">&amp;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&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt; 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) -&gt; 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-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&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/1.59.0/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/1.59.0/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt;,&nbsp;</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) -&gt; U</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-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&lt;T&gt; <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>&nbsp;&nbsp;&nbsp;&nbsp;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>,&nbsp;</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>
</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>(&amp;self) -&gt; 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>
</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>(&amp;self, target: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.reference.html">&amp;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>)</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>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-ToString" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/alloc/string.rs.html#2388-2402" title="goto source code">[src]</a></div><a href="#impl-ToString" class="anchor"></a><h3 class="code-header in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.59.0/alloc/string/trait.ToString.html" title="trait alloc::string::ToString">ToString</a> for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/fmt/trait.Display.html" title="trait core::fmt::Display">Display</a> + ?<a class="trait" href="https://doc.rust-lang.org/1.59.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.to_string" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/alloc/string.rs.html#2394" title="goto source code">[src]</a></div><a href="#method.to_string" class="anchor"></a><h4 class="code-header">pub default fn <a href="https://doc.rust-lang.org/1.59.0/alloc/string/trait.ToString.html#tymethod.to_string" class="fnname">to_string</a>(&amp;self) -&gt; <a class="struct" href="https://doc.rust-lang.org/1.59.0/alloc/string/struct.String.html" title="struct alloc::string::String">String</a></h4></div></summary><div class='docblock'><p>Converts the given value to a <code>String</code>. <a href="https://doc.rust-lang.org/1.59.0/alloc/string/trait.ToString.html#tymethod.to_string">Read more</a></p>
</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&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/1.59.0/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/1.59.0/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;T&gt;,&nbsp;</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>
</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) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.59.0/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/1.59.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt;&gt;::<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>&gt;</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-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&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/1.59.0/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/1.59.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;,&nbsp;</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> = &lt;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>&lt;T&gt;&gt;::<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>
</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) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.59.0/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/1.59.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<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>&gt;</h4></div></summary><div class='docblock'><p>Performs the conversion.</p>
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