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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 union of items inside a character class set."><meta name="keywords" content="rust, rustlang, rust-lang, ClassSetUnion"><title>ClassSetUnion in regex_syntax::ast - 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 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class="sidebar-logo" href="../../regex_syntax/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div></a><h2></h2></nav><nav class="sidebar"><a class="sidebar-logo" href="../../regex_syntax/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div></a><h2 class="location"><a href="#">ClassSetUnion</a></h2><div class="sidebar-elems"><section><h3><a href="#fields">Fields</a></h3><ul class="block"><li><a href="#structfield.items">items</a></li><li><a href="#structfield.span">span</a></li></ul><h3><a href="#implementations">Methods</a></h3><ul class="block"><li><a href="#method.into_item">into_item</a></li><li><a href="#method.push">push</a></li></ul><h3><a href="#trait-implementations">Trait Implementations</a></h3><ul class="block"><li><a href="#impl-Clone-for-ClassSetUnion">Clone</a></li><li><a href="#impl-Debug-for-ClassSetUnion">Debug</a></li><li><a href="#impl-Eq-for-ClassSetUnion">Eq</a></li><li><a href="#impl-PartialEq%3CClassSetUnion%3E-for-ClassSetUnion">PartialEq&lt;ClassSetUnion&gt;</a></li><li><a href="#impl-StructuralEq-for-ClassSetUnion">StructuralEq</a></li><li><a href="#impl-StructuralPartialEq-for-ClassSetUnion">StructuralPartialEq</a></li></ul><h3><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><ul class="block"><li><a href="#impl-RefUnwindSafe-for-ClassSetUnion">RefUnwindSafe</a></li><li><a href="#impl-Send-for-ClassSetUnion">Send</a></li><li><a href="#impl-Sync-for-ClassSetUnion">Sync</a></li><li><a href="#impl-Unpin-for-ClassSetUnion">Unpin</a></li><li><a href="#impl-UnwindSafe-for-ClassSetUnion">UnwindSafe</a></li></ul><h3><a href="#blanket-implementations">Blanket Implementations</a></h3><ul class="block"><li><a href="#impl-Any-for-ClassSetUnion">Any</a></li><li><a href="#impl-Borrow%3CT%3E-for-ClassSetUnion">Borrow&lt;T&gt;</a></li><li><a href="#impl-BorrowMut%3CT%3E-for-ClassSetUnion">BorrowMut&lt;T&gt;</a></li><li><a href="#impl-From%3CT%3E-for-ClassSetUnion">From&lt;T&gt;</a></li><li><a href="#impl-Into%3CU%3E-for-ClassSetUnion">Into&lt;U&gt;</a></li><li><a href="#impl-ToOwned-for-ClassSetUnion">ToOwned</a></li><li><a href="#impl-TryFrom%3CU%3E-for-ClassSetUnion">TryFrom&lt;U&gt;</a></li><li><a href="#impl-TryInto%3CU%3E-for-ClassSetUnion">TryInto&lt;U&gt;</a></li></ul></section><h2><a href="index.html">In regex_syntax::ast</a></h2></div></nav><main><div class="width-limiter"><nav class="sub"><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><a href="../../help.html">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../wheel.svg"></a></div></div></form></nav><section id="main-content" class="content"><div class="main-heading"><h1 class="fqn">Struct <a href="../index.html">regex_syntax</a>::<wbr><a href="index.html">ast</a>::<wbr><a class="struct" href="#">ClassSetUnion</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></h1><span class="out-of-band"><a class="srclink" href="../../src/regex_syntax/ast/mod.rs.html#980-986">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">&#x2212;</span>]</a></span></div><div class="item-decl"><pre class="rust struct"><code>pub struct ClassSetUnion {
pub span: <a class="struct" href="struct.Span.html" title="struct regex_syntax::ast::Span">Span</a>,
pub items: Vec&lt;<a class="enum" href="enum.ClassSetItem.html" title="enum regex_syntax::ast::ClassSetItem">ClassSetItem</a>&gt;,
}</code></pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>A union of items inside a character class set.</p>
</div></details><h2 id="fields" class="fields small-section-header">Fields<a href="#fields" class="anchor"></a></h2><span id="structfield.span" class="structfield small-section-header"><a href="#structfield.span" class="anchor field"></a><code>span: <a class="struct" href="struct.Span.html" title="struct regex_syntax::ast::Span">Span</a></code></span><div class="docblock"><p>The span of the items in this operation. e.g., the <code>a-z0-9</code> in
<code>[^a-z0-9]</code></p>
</div><span id="structfield.items" class="structfield small-section-header"><a href="#structfield.items" class="anchor field"></a><code>items: Vec&lt;<a class="enum" href="enum.ClassSetItem.html" title="enum regex_syntax::ast::ClassSetItem">ClassSetItem</a>&gt;</code></span><div class="docblock"><p>The sequence of items that make up this union.</p>
</div><h2 id="implementations" class="small-section-header">Implementations<a href="#implementations" class="anchor"></a></h2><div id="implementations-list"><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-ClassSetUnion" class="impl has-srclink"><a class="srclink rightside" href="../../src/regex_syntax/ast/mod.rs.html#988-1020">source</a><a href="#impl-ClassSetUnion" class="anchor"></a><h3 class="code-header">impl <a class="struct" href="struct.ClassSetUnion.html" title="struct regex_syntax::ast::ClassSetUnion">ClassSetUnion</a></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.push" class="method has-srclink"><a class="srclink rightside" href="../../src/regex_syntax/ast/mod.rs.html#999-1005">source</a><h4 class="code-header">pub fn <a href="#method.push" class="fnname">push</a>(&amp;mut self, item: <a class="enum" href="enum.ClassSetItem.html" title="enum regex_syntax::ast::ClassSetItem">ClassSetItem</a>)</h4></section></summary><div class="docblock"><p>Push a new item in this union.</p>
<p>The ending position of this union’s span is updated to the ending
position of the span of the item given. If the union is empty, then
the starting position of this union is set to the starting position
of this item.</p>
<p>In other words, if you only use this method to add items to a union
and you set the spans on each item correctly, then you should never
need to adjust the span of the union directly.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.into_item" class="method has-srclink"><a class="srclink rightside" href="../../src/regex_syntax/ast/mod.rs.html#1013-1019">source</a><h4 class="code-header">pub fn <a href="#method.into_item" class="fnname">into_item</a>(self) -&gt; <a class="enum" href="enum.ClassSetItem.html" title="enum regex_syntax::ast::ClassSetItem">ClassSetItem</a></h4></section></summary><div class="docblock"><p>Return this union as a character class set item.</p>
<p>If this union contains zero items, then an empty union is
returned. If this concatenation contains exactly 1 item, then the
corresponding item is returned. Otherwise, ClassSetItem::Union is
returned.</p>
</div></details></div></details></div><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><section id="impl-Clone-for-ClassSetUnion" class="impl has-srclink"><a class="srclink rightside" href="../../src/regex_syntax/ast/mod.rs.html#979">source</a><a href="#impl-Clone-for-ClassSetUnion" class="anchor"></a><h3 class="code-header">impl Clone for <a class="struct" href="struct.ClassSetUnion.html" title="struct regex_syntax::ast::ClassSetUnion">ClassSetUnion</a></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.clone" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/regex_syntax/ast/mod.rs.html#979">source</a><a href="#method.clone" class="anchor"></a><h4 class="code-header">fn <a class="fnname">clone</a>(&amp;self) -&gt; <a class="struct" href="struct.ClassSetUnion.html" title="struct regex_syntax::ast::ClassSetUnion">ClassSetUnion</a></h4></section></summary><div class='docblock'>Returns a copy of the value. <a>Read more</a></div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.clone_from" class="method trait-impl has-srclink"><span class="since rightside" title="Stable since Rust version 1.0.0">1.0.0</span><a href="#method.clone_from" class="anchor"></a><h4 class="code-header">const fn <a class="fnname">clone_from</a>(&amp;mut self, source: &amp;Self)</h4></section></summary><div class='docblock'>Performs copy-assignment from <code>source</code>. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-Debug-for-ClassSetUnion" class="impl has-srclink"><a class="srclink rightside" href="../../src/regex_syntax/ast/mod.rs.html#979">source</a><a href="#impl-Debug-for-ClassSetUnion" class="anchor"></a><h3 class="code-header">impl Debug for <a class="struct" href="struct.ClassSetUnion.html" title="struct regex_syntax::ast::ClassSetUnion">ClassSetUnion</a></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.fmt" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/regex_syntax/ast/mod.rs.html#979">source</a><a href="#method.fmt" class="anchor"></a><h4 class="code-header">fn <a class="fnname">fmt</a>(&amp;self, f: &amp;mut Formatter&lt;'_&gt;) -&gt; Result</h4></section></summary><div class='docblock'>Formats the value using the given formatter. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-PartialEq%3CClassSetUnion%3E-for-ClassSetUnion" class="impl has-srclink"><a class="srclink rightside" href="../../src/regex_syntax/ast/mod.rs.html#979">source</a><a href="#impl-PartialEq%3CClassSetUnion%3E-for-ClassSetUnion" class="anchor"></a><h3 class="code-header">impl PartialEq&lt;<a class="struct" href="struct.ClassSetUnion.html" title="struct regex_syntax::ast::ClassSetUnion">ClassSetUnion</a>&gt; for <a class="struct" href="struct.ClassSetUnion.html" title="struct regex_syntax::ast::ClassSetUnion">ClassSetUnion</a></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.eq" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/regex_syntax/ast/mod.rs.html#979">source</a><a href="#method.eq" class="anchor"></a><h4 class="code-header">fn <a class="fnname">eq</a>(&amp;self, other: &amp;<a class="struct" href="struct.ClassSetUnion.html" title="struct regex_syntax::ast::ClassSetUnion">ClassSetUnion</a>) -&gt; bool</h4></section></summary><div class='docblock'>This method tests for <code>self</code> and <code>other</code> values to be equal, and is used
by <code>==</code>. <a>Read more</a></div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.ne" class="method trait-impl has-srclink"><span class="since rightside" title="Stable since Rust version 1.0.0">1.0.0</span><a href="#method.ne" class="anchor"></a><h4 class="code-header">const fn <a class="fnname">ne</a>(&amp;self, other: &amp;Rhs) -&gt; bool</h4></section></summary><div class='docblock'>This method tests for <code>!=</code>. The default implementation is almost always
sufficient, and should not be overridden without very good reason. <a>Read more</a></div></details></div></details><section id="impl-Eq-for-ClassSetUnion" class="impl has-srclink"><a class="srclink rightside" href="../../src/regex_syntax/ast/mod.rs.html#979">source</a><a href="#impl-Eq-for-ClassSetUnion" class="anchor"></a><h3 class="code-header">impl Eq for <a class="struct" href="struct.ClassSetUnion.html" title="struct regex_syntax::ast::ClassSetUnion">ClassSetUnion</a></h3></section><section id="impl-StructuralEq-for-ClassSetUnion" class="impl has-srclink"><a class="srclink rightside" href="../../src/regex_syntax/ast/mod.rs.html#979">source</a><a href="#impl-StructuralEq-for-ClassSetUnion" class="anchor"></a><h3 class="code-header">impl StructuralEq for <a class="struct" href="struct.ClassSetUnion.html" title="struct regex_syntax::ast::ClassSetUnion">ClassSetUnion</a></h3></section><section id="impl-StructuralPartialEq-for-ClassSetUnion" class="impl has-srclink"><a class="srclink rightside" href="../../src/regex_syntax/ast/mod.rs.html#979">source</a><a href="#impl-StructuralPartialEq-for-ClassSetUnion" class="anchor"></a><h3 class="code-header">impl StructuralPartialEq for <a class="struct" href="struct.ClassSetUnion.html" title="struct regex_syntax::ast::ClassSetUnion">ClassSetUnion</a></h3></section></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"><section id="impl-RefUnwindSafe-for-ClassSetUnion" class="impl has-srclink"><a href="#impl-RefUnwindSafe-for-ClassSetUnion" class="anchor"></a><h3 class="code-header">impl RefUnwindSafe for <a class="struct" href="struct.ClassSetUnion.html" title="struct regex_syntax::ast::ClassSetUnion">ClassSetUnion</a></h3></section><section id="impl-Send-for-ClassSetUnion" class="impl has-srclink"><a href="#impl-Send-for-ClassSetUnion" class="anchor"></a><h3 class="code-header">impl Send for <a class="struct" href="struct.ClassSetUnion.html" title="struct regex_syntax::ast::ClassSetUnion">ClassSetUnion</a></h3></section><section id="impl-Sync-for-ClassSetUnion" class="impl has-srclink"><a href="#impl-Sync-for-ClassSetUnion" class="anchor"></a><h3 class="code-header">impl Sync for <a class="struct" href="struct.ClassSetUnion.html" title="struct regex_syntax::ast::ClassSetUnion">ClassSetUnion</a></h3></section><section id="impl-Unpin-for-ClassSetUnion" class="impl has-srclink"><a href="#impl-Unpin-for-ClassSetUnion" class="anchor"></a><h3 class="code-header">impl Unpin for <a class="struct" href="struct.ClassSetUnion.html" title="struct regex_syntax::ast::ClassSetUnion">ClassSetUnion</a></h3></section><section id="impl-UnwindSafe-for-ClassSetUnion" class="impl has-srclink"><a href="#impl-UnwindSafe-for-ClassSetUnion" class="anchor"></a><h3 class="code-header">impl UnwindSafe for <a class="struct" href="struct.ClassSetUnion.html" title="struct regex_syntax::ast::ClassSetUnion">ClassSetUnion</a></h3></section></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"><summary><section id="impl-Any-for-ClassSetUnion" class="impl has-srclink"><a href="#impl-Any-for-ClassSetUnion" class="anchor"></a><h3 class="code-header">impl&lt;T&gt; Any for T<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: 'static + ?Sized,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.type_id" class="method trait-impl has-srclink"><a href="#method.type_id" class="anchor"></a><h4 class="code-header">fn <a class="fnname">type_id</a>(&amp;self) -&gt; TypeId</h4></section></summary><div class='docblock'>Gets the <code>TypeId</code> of <code>self</code>. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Borrow%3CT%3E-for-ClassSetUnion" class="impl has-srclink"><a href="#impl-Borrow%3CT%3E-for-ClassSetUnion" class="anchor"></a><h3 class="code-header">impl&lt;T&gt; Borrow&lt;T&gt; for T<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: ?Sized,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.borrow" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/91522" title="Tracking issue for const_borrow">unstable</a></span><a href="#method.borrow" class="anchor"></a><h4 class="code-header">fn <a class="fnname">borrow</a>(&amp;self) -&gt; &amp;T</h4></section></summary><div class='docblock'>Immutably borrows from an owned value. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-BorrowMut%3CT%3E-for-ClassSetUnion" class="impl has-srclink"><a href="#impl-BorrowMut%3CT%3E-for-ClassSetUnion" class="anchor"></a><h3 class="code-header">impl&lt;T&gt; BorrowMut&lt;T&gt; for T<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: ?Sized,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.borrow_mut" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/91522" title="Tracking issue for const_borrow">unstable</a></span><a href="#method.borrow_mut" class="anchor"></a><h4 class="code-header">fn <a class="fnname">borrow_mut</a>(&amp;mut self) -&gt; &amp;mut T</h4></section></summary><div class='docblock'>Mutably borrows from an owned value. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-From%3CT%3E-for-ClassSetUnion" class="impl has-srclink"><a href="#impl-From%3CT%3E-for-ClassSetUnion" class="anchor"></a><h3 class="code-header">impl&lt;T&gt; From&lt;T&gt; for T</h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.from" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span><a href="#method.from" class="anchor"></a><h4 class="code-header">fn <a class="fnname">from</a>(t: T) -&gt; T</h4></section></summary><div class="docblock"><p>Returns the argument unchanged.</p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Into%3CU%3E-for-ClassSetUnion" class="impl has-srclink"><a href="#impl-Into%3CU%3E-for-ClassSetUnion" class="anchor"></a><h3 class="code-header">impl&lt;T, U&gt; Into&lt;U&gt; for T<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: From&lt;T&gt;,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.into" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span><a href="#method.into" class="anchor"></a><h4 class="code-header">fn <a class="fnname">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>[From]&lt;T&gt; for U</code> chooses to do.</p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-ToOwned-for-ClassSetUnion" class="impl has-srclink"><a href="#impl-ToOwned-for-ClassSetUnion" class="anchor"></a><h3 class="code-header">impl&lt;T&gt; ToOwned for T<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: Clone,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Owned" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Owned" class="anchor"></a><h4 class="code-header">type <a class="associatedtype">Owned</a> = T</h4></section></summary><div class='docblock'>The resulting type after obtaining ownership.</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.to_owned" class="method trait-impl has-srclink"><a href="#method.to_owned" class="anchor"></a><h4 class="code-header">fn <a class="fnname">to_owned</a>(&amp;self) -&gt; T</h4></section></summary><div class='docblock'>Creates owned data from borrowed data, usually by cloning. <a>Read more</a></div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.clone_into" class="method trait-impl has-srclink"><a href="#method.clone_into" class="anchor"></a><h4 class="code-header">fn <a class="fnname">clone_into</a>(&amp;self, target: &amp;mut T)</h4></section></summary><div class='docblock'>Uses borrowed data to replace owned data, usually by cloning. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-TryFrom%3CU%3E-for-ClassSetUnion" class="impl has-srclink"><a href="#impl-TryFrom%3CU%3E-for-ClassSetUnion" class="anchor"></a><h3 class="code-header">impl&lt;T, U&gt; TryFrom&lt;U&gt; for T<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: Into&lt;T&gt;,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error-1" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error-1" class="anchor"></a><h4 class="code-header">type <a class="associatedtype">Error</a> = Infallible</h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.try_from" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span><a href="#method.try_from" class="anchor"></a><h4 class="code-header">fn <a class="fnname">try_from</a>(value: U) -&gt; Result&lt;T, &lt;T as TryFrom&lt;U&gt;&gt;::Error&gt;</h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-TryInto%3CU%3E-for-ClassSetUnion" class="impl has-srclink"><a href="#impl-TryInto%3CU%3E-for-ClassSetUnion" class="anchor"></a><h3 class="code-header">impl&lt;T, U&gt; TryInto&lt;U&gt; for T<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: TryFrom&lt;T&gt;,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error" class="anchor"></a><h4 class="code-header">type <a class="associatedtype">Error</a> = &lt;U as TryFrom&lt;T&gt;&gt;::Error</h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.try_into" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span><a href="#method.try_into" class="anchor"></a><h4 class="code-header">fn <a class="fnname">try_into</a>(self) -&gt; Result&lt;U, &lt;U as TryFrom&lt;T&gt;&gt;::Error&gt;</h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details></div></section></div></main><div id="rustdoc-vars" data-root-path="../../" data-current-crate="regex_syntax" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html>