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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="Equivalent to `syn::Fields`, but replaces the AST element with a generic."><title>Fields in darling_core::ast - Rust</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Italic-81dc35de.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-MediumItalic-ccf7e434.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2"href="../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../../static.files/rustdoc-ca0dd0c4.css"><meta name="rustdoc-vars" data-root-path="../../" data-static-root-path="../../static.files/" data-current-crate="darling_core" data-themes="" data-resource-suffix="" data-rustdoc-version="1.93.1 (01f6ddf75 2026-02-11) (Arch Linux rust 1:1.93.1-1)" data-channel="1.93.1" data-search-js="search-9e2438ea.js" data-stringdex-js="stringdex-a3946164.js" data-settings-js="settings-c38705f0.js" ><script src="../../static.files/storage-e2aeef58.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../static.files/main-a410ff4d.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-263c88ec.css"></noscript><link rel="alternate icon" type="image/png" href="../../static.files/favicon-32x32-eab170b8.png"><link rel="icon" type="image/svg+xml" href="../../static.files/favicon-044be391.svg"></head><body class="rustdoc struct"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><rustdoc-topbar><h2><a href="#">Fields</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../darling_core/index.html">darling_<wbr>core</a><span class="version">0.20.11</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">Fields</a></h2><h3><a href="#fields">Fields</a></h3><ul class="block structfield"><li><a href="#structfield.fields" title="fields">fields</a></li><li><a href="#structfield.style" title="style">style</a></li></ul><h3><a href="#implementations">Methods</a></h3><ul class="block method"><li><a href="#method.as_ref" title="as_ref">as_ref</a></li><li><a href="#method.empty_from" title="empty_from">empty_from</a></li><li><a href="#method.is_empty" title="is_empty">is_empty</a></li><li><a href="#method.is_newtype" title="is_newtype">is_newtype</a></li><li><a href="#method.is_struct" title="is_struct">is_struct</a></li><li><a href="#method.is_tuple" title="is_tuple">is_tuple</a></li><li><a href="#method.is_unit" title="is_unit">is_unit</a></li><li><a href="#method.iter" title="iter">iter</a></li><li><a href="#method.len" title="len">len</a></li><li><a href="#method.map" title="map">map</a></li><li><a href="#method.new" title="new">new</a></li><li><a href="#method.split" title="split">split</a></li><li><a href="#method.try_from" title="try_from">try_from</a></li><li><a href="#method.with_span" title="with_span">with_span</a></li></ul><h3><a href="#trait-implementations">Trait Implementations</a></h3><ul class="block trait-implementation"><li><a href="#impl-AsShape-for-Fields%3CT%3E" title="AsShape">AsShape</a></li><li><a href="#impl-Clone-for-Fields%3CT%3E" title="Clone">Clone</a></li><li><a href="#impl-Debug-for-Fields%3CT%3E" title="Debug">Debug</a></li><li><a href="#impl-Eq-for-Fields%3CT%3E" title="Eq">Eq</a></li><li><a href="#impl-From%3C(Style,+U)%3E-for-Fields%3CT%3E" title="From&#60;(Style, U)&#62;">From&#60;(Style, U)&#62;</a></li><li><a href="#impl-From%3CStyle%3E-for-Fields%3CT%3E" title="From&#60;Style&#62;">From&#60;Style&#62;</a></li><li><a href="#impl-IntoIterator-for-Fields%3CT%3E" title="IntoIterator">IntoIterator</a></li><li><a href="#impl-PartialEq-for-Fields%3CT%3E" title="PartialEq">PartialEq</a></li><li><a href="#impl-ToTokens-for-Fields%3CT%3E" title="ToTokens">ToTokens</a></li><li><a href="#impl-UsesLifetimes-for-Fields%3CT%3E" title="UsesLifetimes">UsesLifetimes</a></li><li><a href="#impl-UsesTypeParams-for-Fields%3CT%3E" title="UsesTypeParams">UsesTypeParams</a></li></ul><h3><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><ul class="block synthetic-implementation"><li><a href="#impl-Send-for-Fields%3CT%3E" title="!Send">!Send</a></li><li><a href="#impl-Sync-for-Fields%3CT%3E" title="!Sync">!Sync</a></li><li><a href="#impl-Freeze-for-Fields%3CT%3E" title="Freeze">Freeze</a></li><li><a href="#impl-RefUnwindSafe-for-Fields%3CT%3E" title="RefUnwindSafe">RefUnwindSafe</a></li><li><a href="#impl-Unpin-for-Fields%3CT%3E" title="Unpin">Unpin</a></li><li><a href="#impl-UnwindSafe-for-Fields%3CT%3E" title="UnwindSafe">UnwindSafe</a></li></ul><h3><a href="#blanket-implementations">Blanket Implementations</a></h3><ul class="block blanket-implementation"><li><a href="#impl-Any-for-T" title="Any">Any</a></li><li><a href="#impl-Borrow%3CT%3E-for-T" title="Borrow&#60;T&#62;">Borrow&#60;T&#62;</a></li><li><a href="#impl-BorrowMut%3CT%3E-for-T" title="BorrowMut&#60;T&#62;">BorrowMut&#60;T&#62;</a></li><li><a href="#impl-CloneToUninit-for-T" title="CloneToUninit">CloneToUninit</a></li><li><a href="#impl-CollectLifetimes-for-T" title="CollectLifetimes">CollectLifetimes</a></li><li><a href="#impl-CollectTypeParams-for-T" title="CollectTypeParams">CollectTypeParams</a></li><li><a href="#impl-From%3CT%3E-for-T" title="From&#60;T&#62;">From&#60;T&#62;</a></li><li><a href="#impl-Into%3CU%3E-for-T" title="Into&#60;U&#62;">Into&#60;U&#62;</a></li><li><a href="#impl-Spanned-for-T" title="Spanned">Spanned</a></li><li><a href="#impl-ToOwned-for-T" title="ToOwned">ToOwned</a></li><li><a href="#impl-TryFrom%3CU%3E-for-T" title="TryFrom&#60;U&#62;">TryFrom&#60;U&#62;</a></li><li><a href="#impl-TryInto%3CU%3E-for-T" title="TryInto&#60;U&#62;">TryInto&#60;U&#62;</a></li></ul></section><div id="rustdoc-modnav"><h2><a href="index.html">In darling_<wbr>core::<wbr>ast</a></h2></div></div></nav><div class="sidebar-resizer" title="Drag to resize sidebar"></div><main><div class="width-limiter"><section id="main-content" class="content"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../index.html">darling_core</a>::<wbr><a href="index.html">ast</a></div><h1>Struct <span class="struct">Fields</span>&nbsp;<button id="copy-path" title="Copy item path to clipboard">Copy item path</button></h1><rustdoc-toolbar></rustdoc-toolbar><span class="sub-heading"><a class="src" href="../../src/darling_core/ast/data.rs.html#173-178">Source</a> </span></div><pre class="rust item-decl"><code>pub struct Fields&lt;T&gt; {
pub style: <a class="enum" href="enum.Style.html" title="enum darling_core::ast::Style">Style</a>,
pub fields: <a class="struct" href="https://doc.rust-lang.org/1.93.1/alloc/vec/struct.Vec.html" title="struct alloc::vec::Vec">Vec</a>&lt;T&gt;,
<span class="comment">/* private fields */</span>
}</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Equivalent to <code>syn::Fields</code>, but replaces the AST element with a generic.</p>
</div></details><h2 id="fields" class="fields section-header">Fields<a href="#fields" class="anchor">§</a></h2><span id="structfield.style" class="structfield section-header"><a href="#structfield.style" class="anchor field">§</a><code>style: <a class="enum" href="enum.Style.html" title="enum darling_core::ast::Style">Style</a></code></span><span id="structfield.fields" class="structfield section-header"><a href="#structfield.fields" class="anchor field">§</a><code>fields: <a class="struct" href="https://doc.rust-lang.org/1.93.1/alloc/vec/struct.Vec.html" title="struct alloc::vec::Vec">Vec</a>&lt;T&gt;</code></span><h2 id="implementations" class="section-header">Implementations<a href="#implementations" class="anchor">§</a></h2><div id="implementations-list"><details class="toggle implementors-toggle" open><summary><section id="impl-Fields%3CT%3E" class="impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#180-260">Source</a><a href="#impl-Fields%3CT%3E" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="struct" href="struct.Fields.html" title="struct darling_core::ast::Fields">Fields</a>&lt;T&gt;</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.new" class="method"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#182-189">Source</a><h4 class="code-header">pub fn <a href="#method.new" class="fn">new</a>(style: <a class="enum" href="enum.Style.html" title="enum darling_core::ast::Style">Style</a>, fields: <a class="struct" href="https://doc.rust-lang.org/1.93.1/alloc/vec/struct.Vec.html" title="struct alloc::vec::Vec">Vec</a>&lt;T&gt;) -&gt; Self</h4></section></summary><div class="docblock"><p>Creates a new <a href="struct.Fields.html" title="struct darling_core::ast::Fields"><code>Fields</code></a> struct.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.with_span" class="method"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#192-197">Source</a><h4 class="code-header">pub fn <a href="#method.with_span" class="fn">with_span</a>(self, span: <a class="struct" href="../../proc_macro2/struct.Span.html" title="struct proc_macro2::Span">Span</a>) -&gt; Self</h4></section></summary><div class="docblock"><p>Adds a <a href="../../proc_macro2/struct.Span.html" title="struct proc_macro2::Span"><code>Span</code></a> to <a href="struct.Fields.html" title="struct darling_core::ast::Fields"><code>Fields</code></a>.</p>
</div></details><section id="method.empty_from" class="method"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#199-201">Source</a><h4 class="code-header">pub fn <a href="#method.empty_from" class="fn">empty_from</a>(vd: &amp;<a class="enum" href="../../syn/data/enum.Fields.html" title="enum syn::data::Fields">Fields</a>) -&gt; Self</h4></section><details class="toggle method-toggle" open><summary><section id="method.split" class="method"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#205-207">Source</a><h4 class="code-header">pub fn <a href="#method.split" class="fn">split</a>(self) -&gt; (<a class="enum" href="enum.Style.html" title="enum darling_core::ast::Style">Style</a>, <a class="struct" href="https://doc.rust-lang.org/1.93.1/alloc/vec/struct.Vec.html" title="struct alloc::vec::Vec">Vec</a>&lt;T&gt;)</h4></section></summary><div class="docblock"><p>Splits the <code>Fields</code> into its style and fields for further processing.
Returns an empty <code>Vec</code> for <code>Unit</code> data.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.is_newtype" class="method"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#210-212">Source</a><h4 class="code-header">pub fn <a href="#method.is_newtype" class="fn">is_newtype</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.bool.html">bool</a></h4></section></summary><div class="docblock"><p>Returns true if this variants data makes it a newtype.</p>
</div></details><section id="method.is_unit" class="method"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#214-216">Source</a><h4 class="code-header">pub fn <a href="#method.is_unit" class="fn">is_unit</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.bool.html">bool</a></h4></section><section id="method.is_tuple" class="method"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#218-220">Source</a><h4 class="code-header">pub fn <a href="#method.is_tuple" class="fn">is_tuple</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.bool.html">bool</a></h4></section><section id="method.is_struct" class="method"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#222-224">Source</a><h4 class="code-header">pub fn <a href="#method.is_struct" class="fn">is_struct</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.bool.html">bool</a></h4></section><section id="method.as_ref" class="method"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#226-233">Source</a><h4 class="code-header">pub fn <a href="#method.as_ref" class="fn">as_ref</a>(&amp;self) -&gt; <a class="struct" href="struct.Fields.html" title="struct darling_core::ast::Fields">Fields</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.reference.html">&amp;T</a>&gt;</h4></section><section id="method.map" class="method"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#235-245">Source</a><h4 class="code-header">pub fn <a href="#method.map" class="fn">map</a>&lt;F, U&gt;(self, map: F) -&gt; <a class="struct" href="struct.Fields.html" title="struct darling_core::ast::Fields">Fields</a>&lt;U&gt;<div class="where">where
F: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/ops/function/trait.FnMut.html" title="trait core::ops::function::FnMut">FnMut</a>(T) -&gt; U,</div></h4></section><section id="method.iter" class="method"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#247-249">Source</a><h4 class="code-header">pub fn <a href="#method.iter" class="fn">iter</a>(&amp;self) -&gt; <a class="struct" href="https://doc.rust-lang.org/1.93.1/core/slice/iter/struct.Iter.html" title="struct core::slice::iter::Iter">Iter</a>&lt;'_, T&gt;</h4></section><details class="toggle method-toggle" open><summary><section id="method.len" class="method"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#252-254">Source</a><h4 class="code-header">pub fn <a href="#method.len" class="fn">len</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.usize.html">usize</a></h4></section></summary><div class="docblock"><p>Returns the number of fields in the structure.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.is_empty" class="method"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#257-259">Source</a><h4 class="code-header">pub fn <a href="#method.is_empty" class="fn">is_empty</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.bool.html">bool</a></h4></section></summary><div class="docblock"><p>Returns <code>true</code> if the <code>Fields</code> contains no fields.</p>
</div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-Fields%3CF%3E" class="impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#262-296">Source</a><a href="#impl-Fields%3CF%3E" class="anchor">§</a><h3 class="code-header">impl&lt;F: <a class="trait" href="../trait.FromField.html" title="trait darling_core::FromField">FromField</a>&gt; <a class="struct" href="struct.Fields.html" title="struct darling_core::ast::Fields">Fields</a>&lt;F&gt;</h3></section></summary><div class="impl-items"><section id="method.try_from" class="method"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#263-295">Source</a><h4 class="code-header">pub fn <a href="#method.try_from" class="fn">try_from</a>(fields: &amp;<a class="enum" href="../../syn/data/enum.Fields.html" title="enum syn::data::Fields">Fields</a>) -&gt; <a class="type" href="../error/type.Result.html" title="type darling_core::error::Result">Result</a>&lt;Self&gt;</h4></section></div></details></div><h2 id="trait-implementations" class="section-header">Trait Implementations<a href="#trait-implementations" class="anchor">§</a></h2><div id="trait-implementations-list"><details class="toggle implementors-toggle" open><summary><section id="impl-AsShape-for-Fields%3CT%3E" class="impl"><a class="src rightside" href="../../src/darling_core/util/shape.rs.html#11-20">Source</a><a href="#impl-AsShape-for-Fields%3CT%3E" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="../util/trait.AsShape.html" title="trait darling_core::util::AsShape">AsShape</a> for <a class="struct" href="struct.Fields.html" title="struct darling_core::ast::Fields">Fields</a>&lt;T&gt;</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.as_shape" class="method trait-impl"><a class="src rightside" href="../../src/darling_core/util/shape.rs.html#12-19">Source</a><a href="#method.as_shape" class="anchor">§</a><h4 class="code-header">fn <a href="../util/trait.AsShape.html#tymethod.as_shape" class="fn">as_shape</a>(&amp;self) -&gt; <a class="enum" href="../util/enum.Shape.html" title="enum darling_core::util::Shape">Shape</a></h4></section></summary><div class='docblock'>Get the “shape” of a fields container.</div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-Clone-for-Fields%3CT%3E" class="impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#172">Source</a><a href="#impl-Clone-for-Fields%3CT%3E" class="anchor">§</a><h3 class="code-header">impl&lt;T: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a> for <a class="struct" href="struct.Fields.html" title="struct darling_core::ast::Fields">Fields</a>&lt;T&gt;</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.clone" class="method trait-impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#172">Source</a><a href="#method.clone" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/clone/trait.Clone.html#tymethod.clone" class="fn">clone</a>(&amp;self) -&gt; <a class="struct" href="struct.Fields.html" title="struct darling_core::ast::Fields">Fields</a>&lt;T&gt;</h4></section></summary><div class='docblock'>Returns a duplicate of the value. <a href="https://doc.rust-lang.org/1.93.1/core/clone/trait.Clone.html#tymethod.clone">Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.clone_from" class="method trait-impl"><span class="rightside"><span class="since" title="Stable since Rust version 1.0.0">1.0.0</span> · <a class="src" href="https://doc.rust-lang.org/1.93.1/src/core/clone.rs.html#245-247">Source</a></span><a href="#method.clone_from" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/clone/trait.Clone.html#method.clone_from" class="fn">clone_from</a>(&amp;mut self, source: &amp;Self)</h4></section></summary><div class='docblock'>Performs copy-assignment from <code>source</code>. <a href="https://doc.rust-lang.org/1.93.1/core/clone/trait.Clone.html#method.clone_from">Read more</a></div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-Debug-for-Fields%3CT%3E" class="impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#172">Source</a><a href="#impl-Debug-for-Fields%3CT%3E" class="anchor">§</a><h3 class="code-header">impl&lt;T: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a>&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a> for <a class="struct" href="struct.Fields.html" title="struct darling_core::ast::Fields">Fields</a>&lt;T&gt;</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.fmt" class="method trait-impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#172">Source</a><a href="#method.fmt" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/fmt/trait.Debug.html#tymethod.fmt" class="fn">fmt</a>(&amp;self, f: &amp;mut <a class="struct" href="https://doc.rust-lang.org/1.93.1/core/fmt/struct.Formatter.html" title="struct core::fmt::Formatter">Formatter</a>&lt;'_&gt;) -&gt; <a class="type" href="https://doc.rust-lang.org/1.93.1/core/fmt/type.Result.html" title="type core::fmt::Result">Result</a></h4></section></summary><div class='docblock'>Formats the value using the given formatter. <a href="https://doc.rust-lang.org/1.93.1/core/fmt/trait.Debug.html#tymethod.fmt">Read more</a></div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-From%3C(Style,+U)%3E-for-Fields%3CT%3E" class="impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#348-352">Source</a><a href="#impl-From%3C(Style,+U)%3E-for-Fields%3CT%3E" class="anchor">§</a><h3 class="code-header">impl&lt;T, U: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;<a class="struct" href="https://doc.rust-lang.org/1.93.1/alloc/vec/struct.Vec.html" title="struct alloc::vec::Vec">Vec</a>&lt;T&gt;&gt;&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;(<a class="enum" href="enum.Style.html" title="enum darling_core::ast::Style">Style</a>, U)&gt; for <a class="struct" href="struct.Fields.html" title="struct darling_core::ast::Fields">Fields</a>&lt;T&gt;</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.from-1" class="method trait-impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#349-351">Source</a><a href="#method.from-1" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.From.html#tymethod.from" class="fn">from</a>((style, fields): (<a class="enum" href="enum.Style.html" title="enum darling_core::ast::Style">Style</a>, U)) -&gt; Self</h4></section></summary><div class='docblock'>Converts to this type from the input type.</div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-From%3CStyle%3E-for-Fields%3CT%3E" class="impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#342-346">Source</a><a href="#impl-From%3CStyle%3E-for-Fields%3CT%3E" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;<a class="enum" href="enum.Style.html" title="enum darling_core::ast::Style">Style</a>&gt; for <a class="struct" href="struct.Fields.html" title="struct darling_core::ast::Fields">Fields</a>&lt;T&gt;</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.from" class="method trait-impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#343-345">Source</a><a href="#method.from" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.From.html#tymethod.from" class="fn">from</a>(style: <a class="enum" href="enum.Style.html" title="enum darling_core::ast::Style">Style</a>) -&gt; Self</h4></section></summary><div class='docblock'>Converts to this type from the input type.</div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-IntoIterator-for-Fields%3CT%3E" class="impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#333-340">Source</a><a href="#impl-IntoIterator-for-Fields%3CT%3E" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/iter/traits/collect/trait.IntoIterator.html" title="trait core::iter::traits::collect::IntoIterator">IntoIterator</a> for <a class="struct" href="struct.Fields.html" title="struct darling_core::ast::Fields">Fields</a>&lt;T&gt;</h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Item" class="associatedtype trait-impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#334">Source</a><a href="#associatedtype.Item" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.93.1/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.Item" class="associatedtype">Item</a> = T</h4></section></summary><div class='docblock'>The type of the elements being iterated over.</div></details><details class="toggle" open><summary><section id="associatedtype.IntoIter" class="associatedtype trait-impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#335">Source</a><a href="#associatedtype.IntoIter" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.93.1/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.IntoIter" class="associatedtype">IntoIter</a> = <a class="struct" href="https://doc.rust-lang.org/1.93.1/alloc/vec/into_iter/struct.IntoIter.html" title="struct alloc::vec::into_iter::IntoIter">IntoIter</a>&lt;T&gt;</h4></section></summary><div class='docblock'>Which kind of iterator are we turning this into?</div></details><details class="toggle method-toggle" open><summary><section id="method.into_iter" class="method trait-impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#337-339">Source</a><a href="#method.into_iter" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/iter/traits/collect/trait.IntoIterator.html#tymethod.into_iter" class="fn">into_iter</a>(self) -&gt; Self::<a class="associatedtype" href="https://doc.rust-lang.org/1.93.1/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.IntoIter" title="type core::iter::traits::collect::IntoIterator::IntoIter">IntoIter</a></h4></section></summary><div class='docblock'>Creates an iterator from a value. <a href="https://doc.rust-lang.org/1.93.1/core/iter/traits/collect/trait.IntoIterator.html#tymethod.into_iter">Read more</a></div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-PartialEq-for-Fields%3CT%3E" class="impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#325-329">Source</a><a href="#impl-PartialEq-for-Fields%3CT%3E" class="anchor">§</a><h3 class="code-header">impl&lt;T: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/cmp/trait.PartialEq.html" title="trait core::cmp::PartialEq">PartialEq</a>&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/cmp/trait.PartialEq.html" title="trait core::cmp::PartialEq">PartialEq</a> for <a class="struct" href="struct.Fields.html" title="struct darling_core::ast::Fields">Fields</a>&lt;T&gt;</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.eq" class="method trait-impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#326-328">Source</a><a href="#method.eq" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/cmp/trait.PartialEq.html#tymethod.eq" class="fn">eq</a>(&amp;self, other: &amp;Self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.bool.html">bool</a></h4></section></summary><div class='docblock'>Tests for <code>self</code> and <code>other</code> values to be equal, and is used by <code>==</code>.</div></details><details class="toggle method-toggle" open><summary><section id="method.ne" class="method trait-impl"><span class="rightside"><span class="since" title="Stable since Rust version 1.0.0">1.0.0</span> · <a class="src" href="https://doc.rust-lang.org/1.93.1/src/core/cmp.rs.html#264">Source</a></span><a href="#method.ne" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/cmp/trait.PartialEq.html#method.ne" class="fn">ne</a>(&amp;self, other: <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.reference.html">&amp;Rhs</a>) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.bool.html">bool</a></h4></section></summary><div class='docblock'>Tests for <code>!=</code>. The default implementation is almost always sufficient,
and should not be overridden without very good reason.</div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-ToTokens-for-Fields%3CT%3E" class="impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#298-323">Source</a><a href="#impl-ToTokens-for-Fields%3CT%3E" class="anchor">§</a><h3 class="code-header">impl&lt;T: <a class="trait" href="../../quote/to_tokens/trait.ToTokens.html" title="trait quote::to_tokens::ToTokens">ToTokens</a>&gt; <a class="trait" href="../../quote/to_tokens/trait.ToTokens.html" title="trait quote::to_tokens::ToTokens">ToTokens</a> for <a class="struct" href="struct.Fields.html" title="struct darling_core::ast::Fields">Fields</a>&lt;T&gt;</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.to_tokens" class="method trait-impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#299-322">Source</a><a href="#method.to_tokens" class="anchor">§</a><h4 class="code-header">fn <a href="../../quote/to_tokens/trait.ToTokens.html#tymethod.to_tokens" class="fn">to_tokens</a>(&amp;self, tokens: &amp;mut <a class="struct" href="../../proc_macro2/struct.TokenStream.html" title="struct proc_macro2::TokenStream">TokenStream</a>)</h4></section></summary><div class='docblock'>Write <code>self</code> to the given <code>TokenStream</code>. <a href="../../quote/to_tokens/trait.ToTokens.html#tymethod.to_tokens">Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.to_token_stream" class="method trait-impl"><a class="src rightside" href="../../src/quote/to_tokens.rs.html#59">Source</a><a href="#method.to_token_stream" class="anchor">§</a><h4 class="code-header">fn <a href="../../quote/to_tokens/trait.ToTokens.html#method.to_token_stream" class="fn">to_token_stream</a>(&amp;self) -&gt; <a class="struct" href="../../proc_macro2/struct.TokenStream.html" title="struct proc_macro2::TokenStream">TokenStream</a></h4></section></summary><div class='docblock'>Convert <code>self</code> directly into a <code>TokenStream</code> object. <a href="../../quote/to_tokens/trait.ToTokens.html#method.to_token_stream">Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.into_token_stream" class="method trait-impl"><a class="src rightside" href="../../src/quote/to_tokens.rs.html#69-71">Source</a><a href="#method.into_token_stream" class="anchor">§</a><h4 class="code-header">fn <a href="../../quote/to_tokens/trait.ToTokens.html#method.into_token_stream" class="fn">into_token_stream</a>(self) -&gt; <a class="struct" href="../../proc_macro2/struct.TokenStream.html" title="struct proc_macro2::TokenStream">TokenStream</a><div class="where">where
Self: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h4></section></summary><div class='docblock'>Convert <code>self</code> directly into a <code>TokenStream</code> object. <a href="../../quote/to_tokens/trait.ToTokens.html#method.into_token_stream">Read more</a></div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-UsesLifetimes-for-Fields%3CT%3E" class="impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#364-372">Source</a><a href="#impl-UsesLifetimes-for-Fields%3CT%3E" class="anchor">§</a><h3 class="code-header">impl&lt;T: <a class="trait" href="../usage/trait.UsesLifetimes.html" title="trait darling_core::usage::UsesLifetimes">UsesLifetimes</a>&gt; <a class="trait" href="../usage/trait.UsesLifetimes.html" title="trait darling_core::usage::UsesLifetimes">UsesLifetimes</a> for <a class="struct" href="struct.Fields.html" title="struct darling_core::ast::Fields">Fields</a>&lt;T&gt;</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.uses_lifetimes" class="method trait-impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#365-371">Source</a><a href="#method.uses_lifetimes" class="anchor">§</a><h4 class="code-header">fn <a href="../usage/trait.UsesLifetimes.html#tymethod.uses_lifetimes" class="fn">uses_lifetimes</a>&lt;'a&gt;(
&amp;self,
options: &amp;<a class="struct" href="../usage/struct.Options.html" title="struct darling_core::usage::Options">Options</a>,
lifetimes: &amp;'a <a class="type" href="../usage/type.LifetimeSet.html" title="type darling_core::usage::LifetimeSet">LifetimeSet</a>,
) -&gt; <a class="type" href="../usage/type.LifetimeRefSet.html" title="type darling_core::usage::LifetimeRefSet">LifetimeRefSet</a>&lt;'a&gt;</h4></section></summary><div class='docblock'>Returns the subset of the queried lifetimes that are used by the implementing syntax element. <a href="../usage/trait.UsesLifetimes.html#tymethod.uses_lifetimes">Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.uses_lifetimes_cloned" class="method trait-impl"><a class="src rightside" href="../../src/darling_core/usage/lifetimes.rs.html#27-32">Source</a><a href="#method.uses_lifetimes_cloned" class="anchor">§</a><h4 class="code-header">fn <a href="../usage/trait.UsesLifetimes.html#method.uses_lifetimes_cloned" class="fn">uses_lifetimes_cloned</a>(
&amp;self,
options: &amp;<a class="struct" href="../usage/struct.Options.html" title="struct darling_core::usage::Options">Options</a>,
lifetimes: &amp;<a class="type" href="../usage/type.LifetimeSet.html" title="type darling_core::usage::LifetimeSet">LifetimeSet</a>,
) -&gt; <a class="type" href="../usage/type.LifetimeSet.html" title="type darling_core::usage::LifetimeSet">LifetimeSet</a></h4></section></summary><div class='docblock'>Find all used lifetimes, then clone them and return that set.</div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-UsesTypeParams-for-Fields%3CT%3E" class="impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#354-362">Source</a><a href="#impl-UsesTypeParams-for-Fields%3CT%3E" class="anchor">§</a><h3 class="code-header">impl&lt;T: <a class="trait" href="../usage/trait.UsesTypeParams.html" title="trait darling_core::usage::UsesTypeParams">UsesTypeParams</a>&gt; <a class="trait" href="../usage/trait.UsesTypeParams.html" title="trait darling_core::usage::UsesTypeParams">UsesTypeParams</a> for <a class="struct" href="struct.Fields.html" title="struct darling_core::ast::Fields">Fields</a>&lt;T&gt;</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.uses_type_params" class="method trait-impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#355-361">Source</a><a href="#method.uses_type_params" class="anchor">§</a><h4 class="code-header">fn <a href="../usage/trait.UsesTypeParams.html#tymethod.uses_type_params" class="fn">uses_type_params</a>&lt;'a&gt;(
&amp;self,
options: &amp;<a class="struct" href="../usage/struct.Options.html" title="struct darling_core::usage::Options">Options</a>,
type_set: &amp;'a <a class="type" href="../usage/type.IdentSet.html" title="type darling_core::usage::IdentSet">IdentSet</a>,
) -&gt; <a class="type" href="../usage/type.IdentRefSet.html" title="type darling_core::usage::IdentRefSet">IdentRefSet</a>&lt;'a&gt;</h4></section></summary><div class='docblock'>Returns the subset of the queried type parameters that are used by the implementing syntax element. <a href="../usage/trait.UsesTypeParams.html#tymethod.uses_type_params">Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.uses_type_params_cloned" class="method trait-impl"><a class="src rightside" href="../../src/darling_core/usage/type_params.rs.html#16-21">Source</a><a href="#method.uses_type_params_cloned" class="anchor">§</a><h4 class="code-header">fn <a href="../usage/trait.UsesTypeParams.html#method.uses_type_params_cloned" class="fn">uses_type_params_cloned</a>(
&amp;self,
options: &amp;<a class="struct" href="../usage/struct.Options.html" title="struct darling_core::usage::Options">Options</a>,
type_set: &amp;<a class="type" href="../usage/type.IdentSet.html" title="type darling_core::usage::IdentSet">IdentSet</a>,
) -&gt; <a class="type" href="../usage/type.IdentSet.html" title="type darling_core::usage::IdentSet">IdentSet</a></h4></section></summary><div class='docblock'>Find all type params using <code>uses_type_params</code>, then clone the found values and return the set.</div></details></div></details><section id="impl-Eq-for-Fields%3CT%3E" class="impl"><a class="src rightside" href="../../src/darling_core/ast/data.rs.html#331">Source</a><a href="#impl-Eq-for-Fields%3CT%3E" class="anchor">§</a><h3 class="code-header">impl&lt;T: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/cmp/trait.Eq.html" title="trait core::cmp::Eq">Eq</a>&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/cmp/trait.Eq.html" title="trait core::cmp::Eq">Eq</a> for <a class="struct" href="struct.Fields.html" title="struct darling_core::ast::Fields">Fields</a>&lt;T&gt;</h3></section></div><h2 id="synthetic-implementations" class="section-header">Auto Trait Implementations<a href="#synthetic-implementations" class="anchor">§</a></h2><div id="synthetic-implementations-list"><section id="impl-Freeze-for-Fields%3CT%3E" class="impl"><a href="#impl-Freeze-for-Fields%3CT%3E" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Freeze.html" title="trait core::marker::Freeze">Freeze</a> for <a class="struct" href="struct.Fields.html" title="struct darling_core::ast::Fields">Fields</a>&lt;T&gt;</h3></section><section id="impl-RefUnwindSafe-for-Fields%3CT%3E" class="impl"><a href="#impl-RefUnwindSafe-for-Fields%3CT%3E" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="struct.Fields.html" title="struct darling_core::ast::Fields">Fields</a>&lt;T&gt;<div class="where">where
T: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a>,</div></h3></section><section id="impl-Send-for-Fields%3CT%3E" class="impl"><a href="#impl-Send-for-Fields%3CT%3E" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; !<a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="struct.Fields.html" title="struct darling_core::ast::Fields">Fields</a>&lt;T&gt;</h3></section><section id="impl-Sync-for-Fields%3CT%3E" class="impl"><a href="#impl-Sync-for-Fields%3CT%3E" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; !<a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="struct.Fields.html" title="struct darling_core::ast::Fields">Fields</a>&lt;T&gt;</h3></section><section id="impl-Unpin-for-Fields%3CT%3E" class="impl"><a href="#impl-Unpin-for-Fields%3CT%3E" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="struct.Fields.html" title="struct darling_core::ast::Fields">Fields</a>&lt;T&gt;<div class="where">where
T: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a>,</div></h3></section><section id="impl-UnwindSafe-for-Fields%3CT%3E" class="impl"><a href="#impl-UnwindSafe-for-Fields%3CT%3E" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a> for <a class="struct" href="struct.Fields.html" title="struct darling_core::ast::Fields">Fields</a>&lt;T&gt;<div class="where">where
T: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a>,</div></h3></section></div><h2 id="blanket-implementations" class="section-header">Blanket Implementations<a href="#blanket-implementations" class="anchor">§</a></h2><div id="blanket-implementations-list"><details class="toggle implementors-toggle"><summary><section id="impl-Any-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/any.rs.html#138">Source</a><a href="#impl-Any-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T<div class="where">where
T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.type_id" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/any.rs.html#139">Source</a><a href="#method.type_id" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/any/trait.Any.html#tymethod.type_id" class="fn">type_id</a>(&amp;self) -&gt; <a class="struct" href="https://doc.rust-lang.org/1.93.1/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></h4></section></summary><div class='docblock'>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/1.93.1/core/any/trait.Any.html#tymethod.type_id">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Borrow%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/borrow.rs.html#212">Source</a><a href="#impl-Borrow%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a>&lt;T&gt; for T<div class="where">where
T: ?<a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.borrow" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/borrow.rs.html#214">Source</a><a href="#method.borrow" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/borrow/trait.Borrow.html#tymethod.borrow" class="fn">borrow</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.reference.html">&amp;T</a></h4></section></summary><div class='docblock'>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.93.1/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-BorrowMut%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/borrow.rs.html#221">Source</a><a href="#impl-BorrowMut%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a>&lt;T&gt; for T<div class="where">where
T: ?<a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.borrow_mut" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/borrow.rs.html#222">Source</a><a href="#method.borrow_mut" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fn">borrow_mut</a>(&amp;mut self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.reference.html">&amp;mut T</a></h4></section></summary><div class='docblock'>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.93.1/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-CloneToUninit-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/clone.rs.html#547">Source</a><a href="#impl-CloneToUninit-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/clone/trait.CloneToUninit.html" title="trait core::clone::CloneToUninit">CloneToUninit</a> for T<div class="where">where
T: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.clone_to_uninit" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/clone.rs.html#549">Source</a><a href="#method.clone_to_uninit" class="anchor">§</a><h4 class="code-header">unsafe fn <a href="https://doc.rust-lang.org/1.93.1/core/clone/trait.CloneToUninit.html#tymethod.clone_to_uninit" class="fn">clone_to_uninit</a>(&amp;self, dest: <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.pointer.html">*mut </a><a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u8.html">u8</a>)</h4></section></summary><span class="item-info"><div class="stab unstable"><span class="emoji">🔬</span><span>This is a nightly-only experimental API. (<code>clone_to_uninit</code>)</span></div></span><div class='docblock'>Performs copy-assignment from <code>self</code> to <code>dest</code>. <a href="https://doc.rust-lang.org/1.93.1/core/clone/trait.CloneToUninit.html#tymethod.clone_to_uninit">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-CollectLifetimes-for-T" class="impl"><a class="src rightside" href="../../src/darling_core/usage/lifetimes.rs.html#51-74">Source</a><a href="#impl-CollectLifetimes-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;'i, I, T&gt; <a class="trait" href="../usage/trait.CollectLifetimes.html" title="trait darling_core::usage::CollectLifetimes">CollectLifetimes</a> for T<div class="where">where
T: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/iter/traits/collect/trait.IntoIterator.html" title="trait core::iter::traits::collect::IntoIterator">IntoIterator</a>&lt;Item = <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.reference.html">&amp;'i I</a>&gt;,
I: 'i + <a class="trait" href="../usage/trait.UsesLifetimes.html" title="trait darling_core::usage::UsesLifetimes">UsesLifetimes</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.collect_lifetimes" class="method trait-impl"><a class="src rightside" href="../../src/darling_core/usage/lifetimes.rs.html#56-66">Source</a><a href="#method.collect_lifetimes" class="anchor">§</a><h4 class="code-header">fn <a href="../usage/trait.CollectLifetimes.html#tymethod.collect_lifetimes" class="fn">collect_lifetimes</a>&lt;'a&gt;(
self,
options: &amp;<a class="struct" href="../usage/struct.Options.html" title="struct darling_core::usage::Options">Options</a>,
lifetimes: &amp;'a <a class="struct" href="https://doc.rust-lang.org/1.93.1/std/collections/hash/set/struct.HashSet.html" title="struct std::collections::hash::set::HashSet">HashSet</a>&lt;<a class="struct" href="../../syn/lifetime/struct.Lifetime.html" title="struct syn::lifetime::Lifetime">Lifetime</a>, <a class="struct" href="https://doc.rust-lang.org/1.93.1/core/hash/struct.BuildHasherDefault.html" title="struct core::hash::BuildHasherDefault">BuildHasherDefault</a>&lt;<a class="struct" href="../../fnv/struct.FnvHasher.html" title="struct fnv::FnvHasher">FnvHasher</a>&gt;&gt;,
) -&gt; <a class="struct" href="https://doc.rust-lang.org/1.93.1/std/collections/hash/set/struct.HashSet.html" title="struct std::collections::hash::set::HashSet">HashSet</a>&lt;&amp;'a <a class="struct" href="../../syn/lifetime/struct.Lifetime.html" title="struct syn::lifetime::Lifetime">Lifetime</a>, <a class="struct" href="https://doc.rust-lang.org/1.93.1/core/hash/struct.BuildHasherDefault.html" title="struct core::hash::BuildHasherDefault">BuildHasherDefault</a>&lt;<a class="struct" href="../../fnv/struct.FnvHasher.html" title="struct fnv::FnvHasher">FnvHasher</a>&gt;&gt;</h4></section></summary><div class='docblock'>Consume an iterator, accumulating all lifetimes in the elements which occur in <code>lifetimes</code>.</div></details><details class="toggle method-toggle" open><summary><section id="method.collect_lifetimes_cloned" class="method trait-impl"><a class="src rightside" href="../../src/darling_core/usage/lifetimes.rs.html#68-73">Source</a><a href="#method.collect_lifetimes_cloned" class="anchor">§</a><h4 class="code-header">fn <a href="../usage/trait.CollectLifetimes.html#tymethod.collect_lifetimes_cloned" class="fn">collect_lifetimes_cloned</a>(
self,
options: &amp;<a class="struct" href="../usage/struct.Options.html" title="struct darling_core::usage::Options">Options</a>,
lifetimes: &amp;<a class="struct" href="https://doc.rust-lang.org/1.93.1/std/collections/hash/set/struct.HashSet.html" title="struct std::collections::hash::set::HashSet">HashSet</a>&lt;<a class="struct" href="../../syn/lifetime/struct.Lifetime.html" title="struct syn::lifetime::Lifetime">Lifetime</a>, <a class="struct" href="https://doc.rust-lang.org/1.93.1/core/hash/struct.BuildHasherDefault.html" title="struct core::hash::BuildHasherDefault">BuildHasherDefault</a>&lt;<a class="struct" href="../../fnv/struct.FnvHasher.html" title="struct fnv::FnvHasher">FnvHasher</a>&gt;&gt;,
) -&gt; <a class="struct" href="https://doc.rust-lang.org/1.93.1/std/collections/hash/set/struct.HashSet.html" title="struct std::collections::hash::set::HashSet">HashSet</a>&lt;<a class="struct" href="../../syn/lifetime/struct.Lifetime.html" title="struct syn::lifetime::Lifetime">Lifetime</a>, <a class="struct" href="https://doc.rust-lang.org/1.93.1/core/hash/struct.BuildHasherDefault.html" title="struct core::hash::BuildHasherDefault">BuildHasherDefault</a>&lt;<a class="struct" href="../../fnv/struct.FnvHasher.html" title="struct fnv::FnvHasher">FnvHasher</a>&gt;&gt;</h4></section></summary><div class='docblock'>Consume an iterator using <code>collect_lifetimes</code>, then clone all found lifetimes and return that set.</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-CollectTypeParams-for-T" class="impl"><a class="src rightside" href="../../src/darling_core/usage/type_params.rs.html#36-54">Source</a><a href="#impl-CollectTypeParams-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;'i, T, I&gt; <a class="trait" href="../usage/trait.CollectTypeParams.html" title="trait darling_core::usage::CollectTypeParams">CollectTypeParams</a> for T<div class="where">where
T: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/iter/traits/collect/trait.IntoIterator.html" title="trait core::iter::traits::collect::IntoIterator">IntoIterator</a>&lt;Item = <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.reference.html">&amp;'i I</a>&gt;,
I: 'i + <a class="trait" href="../usage/trait.UsesTypeParams.html" title="trait darling_core::usage::UsesTypeParams">UsesTypeParams</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.collect_type_params" class="method trait-impl"><a class="src rightside" href="../../src/darling_core/usage/type_params.rs.html#41-46">Source</a><a href="#method.collect_type_params" class="anchor">§</a><h4 class="code-header">fn <a href="../usage/trait.CollectTypeParams.html#tymethod.collect_type_params" class="fn">collect_type_params</a>&lt;'a&gt;(
self,
options: &amp;<a class="struct" href="../usage/struct.Options.html" title="struct darling_core::usage::Options">Options</a>,
type_set: &amp;'a <a class="struct" href="https://doc.rust-lang.org/1.93.1/std/collections/hash/set/struct.HashSet.html" title="struct std::collections::hash::set::HashSet">HashSet</a>&lt;<a class="struct" href="../../proc_macro2/struct.Ident.html" title="struct proc_macro2::Ident">Ident</a>, <a class="struct" href="https://doc.rust-lang.org/1.93.1/core/hash/struct.BuildHasherDefault.html" title="struct core::hash::BuildHasherDefault">BuildHasherDefault</a>&lt;<a class="struct" href="../../fnv/struct.FnvHasher.html" title="struct fnv::FnvHasher">FnvHasher</a>&gt;&gt;,
) -&gt; <a class="struct" href="https://doc.rust-lang.org/1.93.1/std/collections/hash/set/struct.HashSet.html" title="struct std::collections::hash::set::HashSet">HashSet</a>&lt;&amp;'a <a class="struct" href="../../proc_macro2/struct.Ident.html" title="struct proc_macro2::Ident">Ident</a>, <a class="struct" href="https://doc.rust-lang.org/1.93.1/core/hash/struct.BuildHasherDefault.html" title="struct core::hash::BuildHasherDefault">BuildHasherDefault</a>&lt;<a class="struct" href="../../fnv/struct.FnvHasher.html" title="struct fnv::FnvHasher">FnvHasher</a>&gt;&gt;</h4></section></summary><div class='docblock'>Consume an iterator, accumulating all type parameters in the elements which occur in <code>type_set</code>.</div></details><details class="toggle method-toggle" open><summary><section id="method.collect_type_params_cloned" class="method trait-impl"><a class="src rightside" href="../../src/darling_core/usage/type_params.rs.html#48-53">Source</a><a href="#method.collect_type_params_cloned" class="anchor">§</a><h4 class="code-header">fn <a href="../usage/trait.CollectTypeParams.html#tymethod.collect_type_params_cloned" class="fn">collect_type_params_cloned</a>(
self,
options: &amp;<a class="struct" href="../usage/struct.Options.html" title="struct darling_core::usage::Options">Options</a>,
type_set: &amp;<a class="struct" href="https://doc.rust-lang.org/1.93.1/std/collections/hash/set/struct.HashSet.html" title="struct std::collections::hash::set::HashSet">HashSet</a>&lt;<a class="struct" href="../../proc_macro2/struct.Ident.html" title="struct proc_macro2::Ident">Ident</a>, <a class="struct" href="https://doc.rust-lang.org/1.93.1/core/hash/struct.BuildHasherDefault.html" title="struct core::hash::BuildHasherDefault">BuildHasherDefault</a>&lt;<a class="struct" href="../../fnv/struct.FnvHasher.html" title="struct fnv::FnvHasher">FnvHasher</a>&gt;&gt;,
) -&gt; <a class="struct" href="https://doc.rust-lang.org/1.93.1/std/collections/hash/set/struct.HashSet.html" title="struct std::collections::hash::set::HashSet">HashSet</a>&lt;<a class="struct" href="../../proc_macro2/struct.Ident.html" title="struct proc_macro2::Ident">Ident</a>, <a class="struct" href="https://doc.rust-lang.org/1.93.1/core/hash/struct.BuildHasherDefault.html" title="struct core::hash::BuildHasherDefault">BuildHasherDefault</a>&lt;<a class="struct" href="../../fnv/struct.FnvHasher.html" title="struct fnv::FnvHasher">FnvHasher</a>&gt;&gt;</h4></section></summary><div class='docblock'>Consume an iterator using <code>collect_type_params</code>, then clone all found type params and return that set.</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-From%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#785">Source</a><a href="#impl-From%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt; for T</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.from-2" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#788">Source</a><a href="#method.from-2" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.From.html#tymethod.from" class="fn">from</a>(t: T) -&gt; T</h4></section></summary><div class="docblock"><p>Returns the argument unchanged.</p>
</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Into%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#767-769">Source</a><a href="#impl-Into%3CU%3E-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;U&gt; for T<div class="where">where
U: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt;,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.into" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#777">Source</a><a href="#method.into" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.Into.html#tymethod.into" class="fn">into</a>(self) -&gt; U</h4></section></summary><div class="docblock"><p>Calls <code>U::from(self)</code>.</p>
<p>That is, this conversion is whatever the implementation of
<code><a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt; for U</code> chooses to do.</p>
</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Spanned-for-T" class="impl"><a class="src rightside" href="../../src/syn/spanned.rs.html#104">Source</a><a href="#impl-Spanned-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="../../syn/spanned/trait.Spanned.html" title="trait syn::spanned::Spanned">Spanned</a> for T<div class="where">where
T: Spanned + ?<a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.span" class="method trait-impl"><a class="src rightside" href="../../src/syn/spanned.rs.html#105">Source</a><a href="#method.span" class="anchor">§</a><h4 class="code-header">fn <a href="../../syn/spanned/trait.Spanned.html#tymethod.span" class="fn">span</a>(&amp;self) -&gt; <a class="struct" href="../../proc_macro2/struct.Span.html" title="struct proc_macro2::Span">Span</a></h4></section></summary><div class='docblock'>Returns a <code>Span</code> covering the complete contents of this syntax tree
node, or <a href="../../proc_macro2/struct.Span.html#method.call_site" title="associated function proc_macro2::Span::call_site"><code>Span::call_site()</code></a> if this node is empty.</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-ToOwned-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/alloc/borrow.rs.html#85-87">Source</a><a href="#impl-ToOwned-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/alloc/borrow/trait.ToOwned.html" title="trait alloc::borrow::ToOwned">ToOwned</a> for T<div class="where">where
T: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Owned" class="associatedtype trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/alloc/borrow.rs.html#89">Source</a><a href="#associatedtype.Owned" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.93.1/alloc/borrow/trait.ToOwned.html#associatedtype.Owned" class="associatedtype">Owned</a> = T</h4></section></summary><div class='docblock'>The resulting type after obtaining ownership.</div></details><details class="toggle method-toggle" open><summary><section id="method.to_owned" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/alloc/borrow.rs.html#90">Source</a><a href="#method.to_owned" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/alloc/borrow/trait.ToOwned.html#tymethod.to_owned" class="fn">to_owned</a>(&amp;self) -&gt; T</h4></section></summary><div class='docblock'>Creates owned data from borrowed data, usually by cloning. <a href="https://doc.rust-lang.org/1.93.1/alloc/borrow/trait.ToOwned.html#tymethod.to_owned">Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.clone_into" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/alloc/borrow.rs.html#94">Source</a><a href="#method.clone_into" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/alloc/borrow/trait.ToOwned.html#method.clone_into" class="fn">clone_into</a>(&amp;self, target: <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.reference.html">&amp;mut T</a>)</h4></section></summary><div class='docblock'>Uses borrowed data to replace owned data, usually by cloning. <a href="https://doc.rust-lang.org/1.93.1/alloc/borrow/trait.ToOwned.html#method.clone_into">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-TryFrom%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#827-829">Source</a><a href="#impl-TryFrom%3CU%3E-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt; for T<div class="where">where
U: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;T&gt;,</div></h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Error-1" class="associatedtype trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#831">Source</a><a href="#associatedtype.Error-1" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryFrom.html#associatedtype.Error" class="associatedtype">Error</a> = <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="toggle method-toggle" open><summary><section id="method.try_from-1" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#834">Source</a><a href="#method.try_from-1" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryFrom.html#tymethod.try_from" class="fn">try_from</a>(value: U) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.93.1/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/1.93.1/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/1.93.1/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>&gt;</h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-TryInto%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#811-813">Source</a><a href="#impl-TryInto%3CU%3E-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryInto.html" title="trait core::convert::TryInto">TryInto</a>&lt;U&gt; for T<div class="where">where
U: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;,</div></h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Error" class="associatedtype trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#815">Source</a><a href="#associatedtype.Error" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryInto.html#associatedtype.Error" class="associatedtype">Error</a> = &lt;U as <a class="trait" href="https://doc.rust-lang.org/1.93.1/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/1.93.1/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="toggle method-toggle" open><summary><section id="method.try_into" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#818">Source</a><a href="#method.try_into" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryInto.html#tymethod.try_into" class="fn">try_into</a>(self) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.93.1/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/1.93.1/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/1.93.1/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>&gt;</h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details></div></section></div></main></body></html>