edlang/regex_automata/util/look/struct.LookMatcher.html
2024-05-05 09:43:20 +00:00

206 lines
61 KiB
HTML
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<!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 matcher for look-around assertions."><title>LookMatcher in regex_automata::util::look - Rust</title><script> if (window.location.protocol !== "file:") document.write(`<link rel="preload" as="font" type="font/woff2" crossorigin href="../../../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2">`)</script><link rel="stylesheet" href="../../../static.files/normalize-76eba96aa4d2e634.css"><link rel="stylesheet" href="../../../static.files/rustdoc-e935ef01ae1c1829.css"><meta name="rustdoc-vars" data-root-path="../../../" data-static-root-path="../../../static.files/" data-current-crate="regex_automata" data-themes="" data-resource-suffix="" data-rustdoc-version="1.78.0 (9b00956e5 2024-04-29)" data-channel="1.78.0" data-search-js="search-42d8da7a6b9792c2.js" data-settings-js="settings-4313503d2e1961c2.js" ><script src="../../../static.files/storage-4c98445ec4002617.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-12cf3b4f4f9dc36d.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-04d5337699b92874.css"></noscript><link rel="alternate icon" type="image/png" href="../../../static.files/favicon-16x16-8b506e7a72182f1c.png"><link rel="alternate icon" type="image/png" href="../../../static.files/favicon-32x32-422f7d1d52889060.png"><link rel="icon" type="image/svg+xml" href="../../../static.files/favicon-2c020d218678b618.svg"></head><body class="rustdoc struct"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle" title="show sidebar"></button></nav><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../regex_automata/index.html">regex_automata</a><span class="version">0.4.6</span></h2></div><h2 class="location"><a href="#">LookMatcher</a></h2><div class="sidebar-elems"><section><h3><a href="#implementations">Methods</a></h3><ul class="block method"><li><a href="#method.get_line_terminator">get_line_terminator</a></li><li><a href="#method.is_end">is_end</a></li><li><a href="#method.is_end_crlf">is_end_crlf</a></li><li><a href="#method.is_end_lf">is_end_lf</a></li><li><a href="#method.is_start">is_start</a></li><li><a href="#method.is_start_crlf">is_start_crlf</a></li><li><a href="#method.is_start_lf">is_start_lf</a></li><li><a href="#method.is_word_ascii">is_word_ascii</a></li><li><a href="#method.is_word_ascii_negate">is_word_ascii_negate</a></li><li><a href="#method.is_word_end_ascii">is_word_end_ascii</a></li><li><a href="#method.is_word_end_half_ascii">is_word_end_half_ascii</a></li><li><a href="#method.is_word_end_half_unicode">is_word_end_half_unicode</a></li><li><a href="#method.is_word_end_unicode">is_word_end_unicode</a></li><li><a href="#method.is_word_start_ascii">is_word_start_ascii</a></li><li><a href="#method.is_word_start_half_ascii">is_word_start_half_ascii</a></li><li><a href="#method.is_word_start_half_unicode">is_word_start_half_unicode</a></li><li><a href="#method.is_word_start_unicode">is_word_start_unicode</a></li><li><a href="#method.is_word_unicode">is_word_unicode</a></li><li><a href="#method.is_word_unicode_negate">is_word_unicode_negate</a></li><li><a href="#method.matches">matches</a></li><li><a href="#method.matches_set">matches_set</a></li><li><a href="#method.new">new</a></li><li><a href="#method.set_line_terminator">set_line_terminator</a></li></ul><h3><a href="#trait-implementations">Trait Implementations</a></h3><ul class="block trait-implementation"><li><a href="#impl-Clone-for-LookMatcher">Clone</a></li><li><a href="#impl-Debug-for-LookMatcher">Debug</a></li><li><a href="#impl-Default-for-LookMatcher">Default</a></li></ul><h3><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><ul class="block synthetic-implementation"><li><a href="#impl-Freeze-for-LookMatcher">Freeze</a></li><li><a href="#impl-RefUnwindSafe-for-LookMatcher">RefUnwindSafe</a></li><li><a href="#impl-Send-for-LookMatcher">Send</a></li><li><a href="#impl-Sync-for-LookMatcher">Sync</a></li><li><a href="#impl-Unpin-for-LookMatcher">Unpin</a></li><li><a href="#impl-UnwindSafe-for-LookMatcher">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">Any</a></li><li><a href="#impl-Borrow%3CT%3E-for-T">Borrow&lt;T&gt;</a></li><li><a href="#impl-BorrowMut%3CT%3E-for-T">BorrowMut&lt;T&gt;</a></li><li><a href="#impl-From%3CT%3E-for-T">From&lt;T&gt;</a></li><li><a href="#impl-Into%3CU%3E-for-T">Into&lt;U&gt;</a></li><li><a href="#impl-ToOwned-for-T">ToOwned</a></li><li><a href="#impl-TryFrom%3CU%3E-for-T">TryFrom&lt;U&gt;</a></li><li><a href="#impl-TryInto%3CU%3E-for-T">TryInto&lt;U&gt;</a></li></ul></section><h2><a href="index.html">In regex_automata::util::look</a></h2></div></nav><div class="sidebar-resizer"></div>
<main><div class="width-limiter"><nav class="sub"><form class="search-form"><span></span><div id="sidebar-button" tabindex="-1"><a href="../../../regex_automata/all.html" title="show sidebar"></a></div><input class="search-input" name="search" aria-label="Run search in the documentation" autocomplete="off" spellcheck="false" placeholder="Click or press S to search, ? for more options…" type="search"><div id="help-button" tabindex="-1"><a href="../../../help.html" title="help">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section id="main-content" class="content"><div class="main-heading"><h1>Struct <a href="../../index.html">regex_automata</a>::<wbr><a href="../index.html">util</a>::<wbr><a href="index.html">look</a>::<wbr><a class="struct" href="#">LookMatcher</a><button id="copy-path" title="Copy item path to clipboard"><img src="../../../static.files/clipboard-7571035ce49a181d.svg" width="19" height="18" alt="Copy item path"></button></h1><span class="out-of-band"><a class="src" href="../../../src/regex_automata/util/look.rs.html#577-579">source</a> · <button id="toggle-all-docs" title="collapse all docs">[<span>&#x2212;</span>]</button></span></div><pre class="rust item-decl"><code>pub struct LookMatcher { <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>A matcher for look-around assertions.</p>
<p>This matcher permits configuring aspects of how look-around assertions are
matched.</p>
<h2 id="example"><a class="doc-anchor" href="#example">§</a>Example</h2>
<p>A <code>LookMatcher</code> can change the line terminator used for matching multi-line
anchors such as <code>(?m:^)</code> and <code>(?m:$)</code>.</p>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>regex_automata::{
nfa::thompson::{<span class="self">self</span>, pikevm::PikeVM},
util::look::LookMatcher,
Match, Input,
};
<span class="kw">let </span><span class="kw-2">mut </span>lookm = LookMatcher::new();
lookm.set_line_terminator(<span class="string">b'\x00'</span>);
<span class="kw">let </span>re = PikeVM::builder()
.thompson(thompson::Config::new().look_matcher(lookm))
.build(<span class="string">r"(?m)^[a-z]+$"</span>)<span class="question-mark">?</span>;
<span class="kw">let </span><span class="kw-2">mut </span>cache = re.create_cache();
<span class="comment">// Multi-line assertions now use NUL as a terminator.
</span><span class="macro">assert_eq!</span>(
<span class="prelude-val">Some</span>(Match::must(<span class="number">0</span>, <span class="number">1</span>..<span class="number">4</span>)),
re.find(<span class="kw-2">&amp;mut </span>cache, <span class="string">b"\x00abc\x00"</span>),
);
<span class="comment">// ... and \n is no longer recognized as a terminator.
</span><span class="macro">assert_eq!</span>(
<span class="prelude-val">None</span>,
re.find(<span class="kw-2">&amp;mut </span>cache, <span class="string">b"\nabc\n"</span>),
);
</code></pre></div>
</div></details><h2 id="implementations" class="section-header">Implementations<a href="#implementations" class="anchor">§</a></h2><div id="implementations-list"><details class="toggle implementors-toggle" open><summary><section id="impl-LookMatcher" class="impl"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#581-1261">source</a><a href="#impl-LookMatcher" class="anchor">§</a><h3 class="code-header">impl <a class="struct" href="struct.LookMatcher.html" title="struct regex_automata::util::look::LookMatcher">LookMatcher</a></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/regex_automata/util/look.rs.html#583-585">source</a><h4 class="code-header">pub fn <a href="#method.new" class="fn">new</a>() -&gt; <a class="struct" href="struct.LookMatcher.html" title="struct regex_automata::util::look::LookMatcher">LookMatcher</a></h4></section></summary><div class="docblock"><p>Creates a new default matcher for look-around assertions.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.set_line_terminator" class="method"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#599-602">source</a><h4 class="code-header">pub fn <a href="#method.set_line_terminator" class="fn">set_line_terminator</a>(&amp;mut self, byte: <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.u8.html">u8</a>) -&gt; &amp;mut <a class="struct" href="struct.LookMatcher.html" title="struct regex_automata::util::look::LookMatcher">LookMatcher</a></h4></section></summary><div class="docblock"><p>Sets the line terminator for use with <code>(?m:^)</code> and <code>(?m:$)</code>.</p>
<p>Namely, instead of <code>^</code> matching after <code>\n</code> and <code>$</code> matching immediately
before a <code>\n</code>, this will cause it to match after and before the byte
given.</p>
<p>It can occasionally be useful to use this to configure the line
terminator to the NUL byte when searching binary data.</p>
<p>Note that this does not apply to CRLF-aware line anchors such as
<code>(?Rm:^)</code> and <code>(?Rm:$)</code>. CRLF-aware line anchors are hard-coded to
use <code>\r</code> and <code>\n</code>.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.get_line_terminator" class="method"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#611-613">source</a><h4 class="code-header">pub fn <a href="#method.get_line_terminator" class="fn">get_line_terminator</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.u8.html">u8</a></h4></section></summary><div class="docblock"><p>Returns the line terminator that was configured for this matcher.</p>
<p>If no line terminator was configured, then this returns <code>\n</code>.</p>
<p>Note that the line terminator should only be used for matching <code>(?m:^)</code>
and <code>(?m:$)</code> assertions. It specifically should <em>not</em> be used for
matching the CRLF aware assertions <code>(?Rm:^)</code> and <code>(?Rm:$)</code>.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.matches" class="method"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#635-637">source</a><h4 class="code-header">pub fn <a href="#method.matches" class="fn">matches</a>(&amp;self, look: <a class="enum" href="enum.Look.html" title="enum regex_automata::util::look::Look">Look</a>, haystack: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.u8.html">u8</a>], at: <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.usize.html">usize</a>) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.bool.html">bool</a></h4></section></summary><div class="docblock"><p>Returns true when the position <code>at</code> in <code>haystack</code> satisfies the given
look-around assertion.</p>
<h5 id="panics"><a class="doc-anchor" href="#panics">§</a>Panics</h5>
<p>This panics when testing any Unicode word boundary assertion in this
set and when the Unicode word data is not available. Specifically, this
only occurs when the <code>unicode-word-boundary</code> feature is not enabled.</p>
<p>Since its generally expected that this routine is called inside of
a matching engine, callers should check the error condition when
building the matching engine. If there is a Unicode word boundary
in the matcher and the data isnt available, then the matcher should
fail to build.</p>
<p>Callers can check the error condition with <a href="struct.LookSet.html#method.available" title="method regex_automata::util::look::LookSet::available"><code>LookSet::available</code></a>.</p>
<p>This also may panic when <code>at &gt; haystack.len()</code>. Note that <code>at == haystack.len()</code> is legal and guaranteed not to panic.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.matches_set" class="method"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#720-727">source</a><h4 class="code-header">pub fn <a href="#method.matches_set" class="fn">matches_set</a>(&amp;self, set: <a class="struct" href="struct.LookSet.html" title="struct regex_automata::util::look::LookSet">LookSet</a>, haystack: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.u8.html">u8</a>], at: <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.usize.html">usize</a>) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.bool.html">bool</a></h4></section></summary><div class="docblock"><p>Returns true when <em>all</em> of the assertions in the given set match at the
given position in the haystack.</p>
<h5 id="panics-1"><a class="doc-anchor" href="#panics-1">§</a>Panics</h5>
<p>This panics when testing any Unicode word boundary assertion in this
set and when the Unicode word data is not available. Specifically, this
only occurs when the <code>unicode-word-boundary</code> feature is not enabled.</p>
<p>Since its generally expected that this routine is called inside of
a matching engine, callers should check the error condition when
building the matching engine. If there is a Unicode word boundary
in the matcher and the data isnt available, then the matcher should
fail to build.</p>
<p>Callers can check the error condition with <a href="struct.LookSet.html#method.available" title="method regex_automata::util::look::LookSet::available"><code>LookSet::available</code></a>.</p>
<p>This also may panic when <code>at &gt; haystack.len()</code>. Note that <code>at == haystack.len()</code> is legal and guaranteed not to panic.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.is_start" class="method"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#907-909">source</a><h4 class="code-header">pub fn <a href="#method.is_start" class="fn">is_start</a>(&amp;self, _haystack: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.u8.html">u8</a>], at: <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.usize.html">usize</a>) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.bool.html">bool</a></h4></section></summary><div class="docblock"><p>Returns true when <a href="enum.Look.html#variant.Start" title="variant regex_automata::util::look::Look::Start"><code>Look::Start</code></a> is satisfied <code>at</code> the given position
in <code>haystack</code>.</p>
<h5 id="panics-2"><a class="doc-anchor" href="#panics-2">§</a>Panics</h5>
<p>This may panic when <code>at &gt; haystack.len()</code>. Note that <code>at == haystack.len()</code> is legal and guaranteed not to panic.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.is_end" class="method"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#919-921">source</a><h4 class="code-header">pub fn <a href="#method.is_end" class="fn">is_end</a>(&amp;self, haystack: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.u8.html">u8</a>], at: <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.usize.html">usize</a>) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.bool.html">bool</a></h4></section></summary><div class="docblock"><p>Returns true when <a href="enum.Look.html#variant.End" title="variant regex_automata::util::look::Look::End"><code>Look::End</code></a> is satisfied <code>at</code> the given position in
<code>haystack</code>.</p>
<h5 id="panics-3"><a class="doc-anchor" href="#panics-3">§</a>Panics</h5>
<p>This may panic when <code>at &gt; haystack.len()</code>. Note that <code>at == haystack.len()</code> is legal and guaranteed not to panic.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.is_start_lf" class="method"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#931-933">source</a><h4 class="code-header">pub fn <a href="#method.is_start_lf" class="fn">is_start_lf</a>(&amp;self, haystack: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.u8.html">u8</a>], at: <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.usize.html">usize</a>) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.bool.html">bool</a></h4></section></summary><div class="docblock"><p>Returns true when <a href="enum.Look.html#variant.StartLF" title="variant regex_automata::util::look::Look::StartLF"><code>Look::StartLF</code></a> is satisfied <code>at</code> the given
position in <code>haystack</code>.</p>
<h5 id="panics-4"><a class="doc-anchor" href="#panics-4">§</a>Panics</h5>
<p>This may panic when <code>at &gt; haystack.len()</code>. Note that <code>at == haystack.len()</code> is legal and guaranteed not to panic.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.is_end_lf" class="method"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#943-945">source</a><h4 class="code-header">pub fn <a href="#method.is_end_lf" class="fn">is_end_lf</a>(&amp;self, haystack: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.u8.html">u8</a>], at: <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.usize.html">usize</a>) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.bool.html">bool</a></h4></section></summary><div class="docblock"><p>Returns true when <a href="enum.Look.html#variant.EndLF" title="variant regex_automata::util::look::Look::EndLF"><code>Look::EndLF</code></a> is satisfied <code>at</code> the given position
in <code>haystack</code>.</p>
<h5 id="panics-5"><a class="doc-anchor" href="#panics-5">§</a>Panics</h5>
<p>This may panic when <code>at &gt; haystack.len()</code>. Note that <code>at == haystack.len()</code> is legal and guaranteed not to panic.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.is_start_crlf" class="method"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#955-960">source</a><h4 class="code-header">pub fn <a href="#method.is_start_crlf" class="fn">is_start_crlf</a>(&amp;self, haystack: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.u8.html">u8</a>], at: <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.usize.html">usize</a>) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.bool.html">bool</a></h4></section></summary><div class="docblock"><p>Returns true when <a href="enum.Look.html#variant.StartCRLF" title="variant regex_automata::util::look::Look::StartCRLF"><code>Look::StartCRLF</code></a> is satisfied <code>at</code> the given
position in <code>haystack</code>.</p>
<h5 id="panics-6"><a class="doc-anchor" href="#panics-6">§</a>Panics</h5>
<p>This may panic when <code>at &gt; haystack.len()</code>. Note that <code>at == haystack.len()</code> is legal and guaranteed not to panic.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.is_end_crlf" class="method"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#970-975">source</a><h4 class="code-header">pub fn <a href="#method.is_end_crlf" class="fn">is_end_crlf</a>(&amp;self, haystack: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.u8.html">u8</a>], at: <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.usize.html">usize</a>) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.bool.html">bool</a></h4></section></summary><div class="docblock"><p>Returns true when <a href="enum.Look.html#variant.EndCRLF" title="variant regex_automata::util::look::Look::EndCRLF"><code>Look::EndCRLF</code></a> is satisfied <code>at</code> the given
position in <code>haystack</code>.</p>
<h5 id="panics-7"><a class="doc-anchor" href="#panics-7">§</a>Panics</h5>
<p>This may panic when <code>at &gt; haystack.len()</code>. Note that <code>at == haystack.len()</code> is legal and guaranteed not to panic.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.is_word_ascii" class="method"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#985-990">source</a><h4 class="code-header">pub fn <a href="#method.is_word_ascii" class="fn">is_word_ascii</a>(&amp;self, haystack: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.u8.html">u8</a>], at: <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.usize.html">usize</a>) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.bool.html">bool</a></h4></section></summary><div class="docblock"><p>Returns true when <a href="enum.Look.html#variant.WordAscii" title="variant regex_automata::util::look::Look::WordAscii"><code>Look::WordAscii</code></a> is satisfied <code>at</code> the given
position in <code>haystack</code>.</p>
<h5 id="panics-8"><a class="doc-anchor" href="#panics-8">§</a>Panics</h5>
<p>This may panic when <code>at &gt; haystack.len()</code>. Note that <code>at == haystack.len()</code> is legal and guaranteed not to panic.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.is_word_ascii_negate" class="method"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#1000-1002">source</a><h4 class="code-header">pub fn <a href="#method.is_word_ascii_negate" class="fn">is_word_ascii_negate</a>(&amp;self, haystack: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.u8.html">u8</a>], at: <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.usize.html">usize</a>) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.bool.html">bool</a></h4></section></summary><div class="docblock"><p>Returns true when <a href="enum.Look.html#variant.WordAsciiNegate" title="variant regex_automata::util::look::Look::WordAsciiNegate"><code>Look::WordAsciiNegate</code></a> is satisfied <code>at</code> the given
position in <code>haystack</code>.</p>
<h5 id="panics-9"><a class="doc-anchor" href="#panics-9">§</a>Panics</h5>
<p>This may panic when <code>at &gt; haystack.len()</code>. Note that <code>at == haystack.len()</code> is legal and guaranteed not to panic.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.is_word_unicode" class="method"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#1018-1026">source</a><h4 class="code-header">pub fn <a href="#method.is_word_unicode" class="fn">is_word_unicode</a>(
&amp;self,
haystack: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.u8.html">u8</a>],
at: <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.usize.html">usize</a>
) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.78.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.bool.html">bool</a>, <a class="struct" href="struct.UnicodeWordBoundaryError.html" title="struct regex_automata::util::look::UnicodeWordBoundaryError">UnicodeWordBoundaryError</a>&gt;</h4></section></summary><div class="docblock"><p>Returns true when <a href="enum.Look.html#variant.WordUnicode" title="variant regex_automata::util::look::Look::WordUnicode"><code>Look::WordUnicode</code></a> is satisfied <code>at</code> the given
position in <code>haystack</code>.</p>
<h5 id="panics-10"><a class="doc-anchor" href="#panics-10">§</a>Panics</h5>
<p>This may panic when <code>at &gt; haystack.len()</code>. Note that <code>at == haystack.len()</code> is legal and guaranteed not to panic.</p>
<h5 id="errors"><a class="doc-anchor" href="#errors">§</a>Errors</h5>
<p>This returns an error when Unicode word boundary tables
are not available. Specifically, this only occurs when the
<code>unicode-word-boundary</code> feature is not enabled.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.is_word_unicode_negate" class="method"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#1042-1089">source</a><h4 class="code-header">pub fn <a href="#method.is_word_unicode_negate" class="fn">is_word_unicode_negate</a>(
&amp;self,
haystack: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.u8.html">u8</a>],
at: <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.usize.html">usize</a>
) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.78.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.bool.html">bool</a>, <a class="struct" href="struct.UnicodeWordBoundaryError.html" title="struct regex_automata::util::look::UnicodeWordBoundaryError">UnicodeWordBoundaryError</a>&gt;</h4></section></summary><div class="docblock"><p>Returns true when <a href="enum.Look.html#variant.WordUnicodeNegate" title="variant regex_automata::util::look::Look::WordUnicodeNegate"><code>Look::WordUnicodeNegate</code></a> is satisfied <code>at</code> the
given position in <code>haystack</code>.</p>
<h5 id="panics-11"><a class="doc-anchor" href="#panics-11">§</a>Panics</h5>
<p>This may panic when <code>at &gt; haystack.len()</code>. Note that <code>at == haystack.len()</code> is legal and guaranteed not to panic.</p>
<h5 id="errors-1"><a class="doc-anchor" href="#errors-1">§</a>Errors</h5>
<p>This returns an error when Unicode word boundary tables
are not available. Specifically, this only occurs when the
<code>unicode-word-boundary</code> feature is not enabled.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.is_word_start_ascii" class="method"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#1099-1104">source</a><h4 class="code-header">pub fn <a href="#method.is_word_start_ascii" class="fn">is_word_start_ascii</a>(&amp;self, haystack: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.u8.html">u8</a>], at: <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.usize.html">usize</a>) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.bool.html">bool</a></h4></section></summary><div class="docblock"><p>Returns true when <a href="enum.Look.html#variant.WordStartAscii" title="variant regex_automata::util::look::Look::WordStartAscii"><code>Look::WordStartAscii</code></a> is satisfied <code>at</code> the given
position in <code>haystack</code>.</p>
<h5 id="panics-12"><a class="doc-anchor" href="#panics-12">§</a>Panics</h5>
<p>This may panic when <code>at &gt; haystack.len()</code>. Note that <code>at == haystack.len()</code> is legal and guaranteed not to panic.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.is_word_end_ascii" class="method"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#1114-1119">source</a><h4 class="code-header">pub fn <a href="#method.is_word_end_ascii" class="fn">is_word_end_ascii</a>(&amp;self, haystack: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.u8.html">u8</a>], at: <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.usize.html">usize</a>) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.bool.html">bool</a></h4></section></summary><div class="docblock"><p>Returns true when <a href="enum.Look.html#variant.WordEndAscii" title="variant regex_automata::util::look::Look::WordEndAscii"><code>Look::WordEndAscii</code></a> is satisfied <code>at</code> the given
position in <code>haystack</code>.</p>
<h5 id="panics-13"><a class="doc-anchor" href="#panics-13">§</a>Panics</h5>
<p>This may panic when <code>at &gt; haystack.len()</code>. Note that <code>at == haystack.len()</code> is legal and guaranteed not to panic.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.is_word_start_unicode" class="method"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#1135-1143">source</a><h4 class="code-header">pub fn <a href="#method.is_word_start_unicode" class="fn">is_word_start_unicode</a>(
&amp;self,
haystack: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.u8.html">u8</a>],
at: <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.usize.html">usize</a>
) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.78.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.bool.html">bool</a>, <a class="struct" href="struct.UnicodeWordBoundaryError.html" title="struct regex_automata::util::look::UnicodeWordBoundaryError">UnicodeWordBoundaryError</a>&gt;</h4></section></summary><div class="docblock"><p>Returns true when <a href="enum.Look.html#variant.WordStartUnicode" title="variant regex_automata::util::look::Look::WordStartUnicode"><code>Look::WordStartUnicode</code></a> is satisfied <code>at</code> the
given position in <code>haystack</code>.</p>
<h5 id="panics-14"><a class="doc-anchor" href="#panics-14">§</a>Panics</h5>
<p>This may panic when <code>at &gt; haystack.len()</code>. Note that <code>at == haystack.len()</code> is legal and guaranteed not to panic.</p>
<h5 id="errors-2"><a class="doc-anchor" href="#errors-2">§</a>Errors</h5>
<p>This returns an error when Unicode word boundary tables
are not available. Specifically, this only occurs when the
<code>unicode-word-boundary</code> feature is not enabled.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.is_word_end_unicode" class="method"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#1159-1167">source</a><h4 class="code-header">pub fn <a href="#method.is_word_end_unicode" class="fn">is_word_end_unicode</a>(
&amp;self,
haystack: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.u8.html">u8</a>],
at: <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.usize.html">usize</a>
) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.78.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.bool.html">bool</a>, <a class="struct" href="struct.UnicodeWordBoundaryError.html" title="struct regex_automata::util::look::UnicodeWordBoundaryError">UnicodeWordBoundaryError</a>&gt;</h4></section></summary><div class="docblock"><p>Returns true when <a href="enum.Look.html#variant.WordEndUnicode" title="variant regex_automata::util::look::Look::WordEndUnicode"><code>Look::WordEndUnicode</code></a> is satisfied <code>at</code> the
given position in <code>haystack</code>.</p>
<h5 id="panics-15"><a class="doc-anchor" href="#panics-15">§</a>Panics</h5>
<p>This may panic when <code>at &gt; haystack.len()</code>. Note that <code>at == haystack.len()</code> is legal and guaranteed not to panic.</p>
<h5 id="errors-3"><a class="doc-anchor" href="#errors-3">§</a>Errors</h5>
<p>This returns an error when Unicode word boundary tables
are not available. Specifically, this only occurs when the
<code>unicode-word-boundary</code> feature is not enabled.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.is_word_start_half_ascii" class="method"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#1177-1184">source</a><h4 class="code-header">pub fn <a href="#method.is_word_start_half_ascii" class="fn">is_word_start_half_ascii</a>(&amp;self, haystack: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.u8.html">u8</a>], at: <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.usize.html">usize</a>) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.bool.html">bool</a></h4></section></summary><div class="docblock"><p>Returns true when <a href="enum.Look.html#variant.WordStartHalfAscii" title="variant regex_automata::util::look::Look::WordStartHalfAscii"><code>Look::WordStartHalfAscii</code></a> is satisfied <code>at</code> the
given position in <code>haystack</code>.</p>
<h5 id="panics-16"><a class="doc-anchor" href="#panics-16">§</a>Panics</h5>
<p>This may panic when <code>at &gt; haystack.len()</code>. Note that <code>at == haystack.len()</code> is legal and guaranteed not to panic.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.is_word_end_half_ascii" class="method"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#1194-1198">source</a><h4 class="code-header">pub fn <a href="#method.is_word_end_half_ascii" class="fn">is_word_end_half_ascii</a>(&amp;self, haystack: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.u8.html">u8</a>], at: <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.usize.html">usize</a>) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.bool.html">bool</a></h4></section></summary><div class="docblock"><p>Returns true when <a href="enum.Look.html#variant.WordEndHalfAscii" title="variant regex_automata::util::look::Look::WordEndHalfAscii"><code>Look::WordEndHalfAscii</code></a> is satisfied <code>at</code> the
given position in <code>haystack</code>.</p>
<h5 id="panics-17"><a class="doc-anchor" href="#panics-17">§</a>Panics</h5>
<p>This may panic when <code>at &gt; haystack.len()</code>. Note that <code>at == haystack.len()</code> is legal and guaranteed not to panic.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.is_word_start_half_unicode" class="method"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#1214-1229">source</a><h4 class="code-header">pub fn <a href="#method.is_word_start_half_unicode" class="fn">is_word_start_half_unicode</a>(
&amp;self,
haystack: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.u8.html">u8</a>],
at: <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.usize.html">usize</a>
) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.78.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.bool.html">bool</a>, <a class="struct" href="struct.UnicodeWordBoundaryError.html" title="struct regex_automata::util::look::UnicodeWordBoundaryError">UnicodeWordBoundaryError</a>&gt;</h4></section></summary><div class="docblock"><p>Returns true when <a href="enum.Look.html#variant.WordStartHalfUnicode" title="variant regex_automata::util::look::Look::WordStartHalfUnicode"><code>Look::WordStartHalfUnicode</code></a> is satisfied <code>at</code> the
given position in <code>haystack</code>.</p>
<h5 id="panics-18"><a class="doc-anchor" href="#panics-18">§</a>Panics</h5>
<p>This may panic when <code>at &gt; haystack.len()</code>. Note that <code>at == haystack.len()</code> is legal and guaranteed not to panic.</p>
<h5 id="errors-4"><a class="doc-anchor" href="#errors-4">§</a>Errors</h5>
<p>This returns an error when Unicode word boundary tables
are not available. Specifically, this only occurs when the
<code>unicode-word-boundary</code> feature is not enabled.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.is_word_end_half_unicode" class="method"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#1245-1260">source</a><h4 class="code-header">pub fn <a href="#method.is_word_end_half_unicode" class="fn">is_word_end_half_unicode</a>(
&amp;self,
haystack: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.u8.html">u8</a>],
at: <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.usize.html">usize</a>
) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.78.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.bool.html">bool</a>, <a class="struct" href="struct.UnicodeWordBoundaryError.html" title="struct regex_automata::util::look::UnicodeWordBoundaryError">UnicodeWordBoundaryError</a>&gt;</h4></section></summary><div class="docblock"><p>Returns true when <a href="enum.Look.html#variant.WordEndHalfUnicode" title="variant regex_automata::util::look::Look::WordEndHalfUnicode"><code>Look::WordEndHalfUnicode</code></a> is satisfied <code>at</code> the
given position in <code>haystack</code>.</p>
<h5 id="panics-19"><a class="doc-anchor" href="#panics-19">§</a>Panics</h5>
<p>This may panic when <code>at &gt; haystack.len()</code>. Note that <code>at == haystack.len()</code> is legal and guaranteed not to panic.</p>
<h5 id="errors-5"><a class="doc-anchor" href="#errors-5">§</a>Errors</h5>
<p>This returns an error when Unicode word boundary tables
are not available. Specifically, this only occurs when the
<code>unicode-word-boundary</code> feature is not enabled.</p>
</div></details></div></details></div><h2 id="trait-implementations" class="section-header">Trait Implementations<a href="#trait-implementations" class="anchor">§</a></h2><div id="trait-implementations-list"><details class="toggle implementors-toggle" open><summary><section id="impl-Clone-for-LookMatcher" class="impl"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#576">source</a><a href="#impl-Clone-for-LookMatcher" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.78.0/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a> for <a class="struct" href="struct.LookMatcher.html" title="struct regex_automata::util::look::LookMatcher">LookMatcher</a></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/regex_automata/util/look.rs.html#576">source</a><a href="#method.clone" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.78.0/core/clone/trait.Clone.html#tymethod.clone" class="fn">clone</a>(&amp;self) -&gt; <a class="struct" href="struct.LookMatcher.html" title="struct regex_automata::util::look::LookMatcher">LookMatcher</a></h4></section></summary><div class='docblock'>Returns a copy of the value. <a href="https://doc.rust-lang.org/1.78.0/core/clone/trait.Clone.html#tymethod.clone">Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.clone_from" class="method trait-impl"><span class="rightside"><span class="since" title="Stable since Rust version 1.0.0">1.0.0</span> · <a class="src" href="https://doc.rust-lang.org/1.78.0/src/core/clone.rs.html#169">source</a></span><a href="#method.clone_from" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.78.0/core/clone/trait.Clone.html#method.clone_from" class="fn">clone_from</a>(&amp;mut self, source: <a class="primitive" href="https://doc.rust-lang.org/1.78.0/std/primitive.reference.html">&amp;Self</a>)</h4></section></summary><div class='docblock'>Performs copy-assignment from <code>source</code>. <a href="https://doc.rust-lang.org/1.78.0/core/clone/trait.Clone.html#method.clone_from">Read more</a></div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-Debug-for-LookMatcher" class="impl"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#576">source</a><a href="#impl-Debug-for-LookMatcher" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.78.0/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a> for <a class="struct" href="struct.LookMatcher.html" title="struct regex_automata::util::look::LookMatcher">LookMatcher</a></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/regex_automata/util/look.rs.html#576">source</a><a href="#method.fmt" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.78.0/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/1.78.0/core/fmt/struct.Formatter.html" title="struct core::fmt::Formatter">Formatter</a>&lt;'_&gt;) -&gt; <a class="type" href="https://doc.rust-lang.org/1.78.0/core/fmt/type.Result.html" title="type core::fmt::Result">Result</a></h4></section></summary><div class='docblock'>Formats the value using the given formatter. <a href="https://doc.rust-lang.org/1.78.0/core/fmt/trait.Debug.html#tymethod.fmt">Read more</a></div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-Default-for-LookMatcher" class="impl"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#1263-1267">source</a><a href="#impl-Default-for-LookMatcher" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.78.0/core/default/trait.Default.html" title="trait core::default::Default">Default</a> for <a class="struct" href="struct.LookMatcher.html" title="struct regex_automata::util::look::LookMatcher">LookMatcher</a></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.default" class="method trait-impl"><a class="src rightside" href="../../../src/regex_automata/util/look.rs.html#1264-1266">source</a><a href="#method.default" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.78.0/core/default/trait.Default.html#tymethod.default" class="fn">default</a>() -&gt; <a class="struct" href="struct.LookMatcher.html" title="struct regex_automata::util::look::LookMatcher">LookMatcher</a></h4></section></summary><div class='docblock'>Returns the “default value” for a type. <a href="https://doc.rust-lang.org/1.78.0/core/default/trait.Default.html#tymethod.default">Read more</a></div></details></div></details></div><h2 id="synthetic-implementations" class="section-header">Auto Trait Implementations<a href="#synthetic-implementations" class="anchor">§</a></h2><div id="synthetic-implementations-list"><section id="impl-Freeze-for-LookMatcher" class="impl"><a href="#impl-Freeze-for-LookMatcher" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.78.0/core/marker/trait.Freeze.html" title="trait core::marker::Freeze">Freeze</a> for <a class="struct" href="struct.LookMatcher.html" title="struct regex_automata::util::look::LookMatcher">LookMatcher</a></h3></section><section id="impl-RefUnwindSafe-for-LookMatcher" class="impl"><a href="#impl-RefUnwindSafe-for-LookMatcher" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.78.0/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="struct.LookMatcher.html" title="struct regex_automata::util::look::LookMatcher">LookMatcher</a></h3></section><section id="impl-Send-for-LookMatcher" class="impl"><a href="#impl-Send-for-LookMatcher" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.78.0/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="struct.LookMatcher.html" title="struct regex_automata::util::look::LookMatcher">LookMatcher</a></h3></section><section id="impl-Sync-for-LookMatcher" class="impl"><a href="#impl-Sync-for-LookMatcher" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.78.0/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="struct.LookMatcher.html" title="struct regex_automata::util::look::LookMatcher">LookMatcher</a></h3></section><section id="impl-Unpin-for-LookMatcher" class="impl"><a href="#impl-Unpin-for-LookMatcher" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.78.0/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="struct.LookMatcher.html" title="struct regex_automata::util::look::LookMatcher">LookMatcher</a></h3></section><section id="impl-UnwindSafe-for-LookMatcher" class="impl"><a href="#impl-UnwindSafe-for-LookMatcher" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.78.0/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a> for <a class="struct" href="struct.LookMatcher.html" title="struct regex_automata::util::look::LookMatcher">LookMatcher</a></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/1.78.0/src/core/any.rs.html#140">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/1.78.0/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T<div class="where">where
T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/1.78.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.type_id" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.78.0/src/core/any.rs.html#141">source</a><a href="#method.type_id" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.78.0/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/1.78.0/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></h4></section></summary><div class='docblock'>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/1.78.0/core/any/trait.Any.html#tymethod.type_id">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Borrow%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.78.0/src/core/borrow.rs.html#208">source</a><a href="#impl-Borrow%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.78.0/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/1.78.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.borrow" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.78.0/src/core/borrow.rs.html#210">source</a><a href="#method.borrow" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.78.0/core/borrow/trait.Borrow.html#tymethod.borrow" class="fn">borrow</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.78.0/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/1.78.0/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-BorrowMut%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.78.0/src/core/borrow.rs.html#216">source</a><a href="#impl-BorrowMut%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.78.0/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/1.78.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.borrow_mut" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.78.0/src/core/borrow.rs.html#217">source</a><a href="#method.borrow_mut" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.78.0/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/1.78.0/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/1.78.0/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-From%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.78.0/src/core/convert/mod.rs.html#765">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/1.78.0/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" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.78.0/src/core/convert/mod.rs.html#768">source</a><a href="#method.from" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.78.0/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/1.78.0/src/core/convert/mod.rs.html#748-750">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/1.78.0/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/1.78.0/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/1.78.0/src/core/convert/mod.rs.html#758">source</a><a href="#method.into" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.78.0/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/1.78.0/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-ToOwned-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.78.0/src/alloc/borrow.rs.html#83-85">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/1.78.0/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/1.78.0/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Owned" class="associatedtype trait-impl"><a href="#associatedtype.Owned" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.78.0/alloc/borrow/trait.ToOwned.html#associatedtype.Owned" class="associatedtype">Owned</a> = T</h4></section></summary><div class='docblock'>The resulting type after obtaining ownership.</div></details><details class="toggle method-toggle" open><summary><section id="method.to_owned" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.78.0/src/alloc/borrow.rs.html#88">source</a><a href="#method.to_owned" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.78.0/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/1.78.0/alloc/borrow/trait.ToOwned.html#tymethod.to_owned">Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.clone_into" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.78.0/src/alloc/borrow.rs.html#92">source</a><a href="#method.clone_into" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.78.0/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/1.78.0/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/1.78.0/alloc/borrow/trait.ToOwned.html#method.clone_into">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-TryFrom%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.78.0/src/core/convert/mod.rs.html#805-807">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/1.78.0/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/1.78.0/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 href="#associatedtype.Error-1" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.78.0/core/convert/trait.TryFrom.html#associatedtype.Error" class="associatedtype">Error</a> = <a class="enum" href="https://doc.rust-lang.org/1.78.0/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="toggle method-toggle" open><summary><section id="method.try_from" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.78.0/src/core/convert/mod.rs.html#812">source</a><a href="#method.try_from" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.78.0/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/1.78.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;T, &lt;T as <a class="trait" href="https://doc.rust-lang.org/1.78.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt;&gt;::<a class="associatedtype" href="https://doc.rust-lang.org/1.78.0/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/1.78.0/src/core/convert/mod.rs.html#790-792">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/1.78.0/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/1.78.0/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 href="#associatedtype.Error" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.78.0/core/convert/trait.TryInto.html#associatedtype.Error" class="associatedtype">Error</a> = &lt;U as <a class="trait" href="https://doc.rust-lang.org/1.78.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<a class="associatedtype" href="https://doc.rust-lang.org/1.78.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="toggle method-toggle" open><summary><section id="method.try_into" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.78.0/src/core/convert/mod.rs.html#797">source</a><a href="#method.try_into" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.78.0/core/convert/trait.TryInto.html#tymethod.try_into" class="fn">try_into</a>(self) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.78.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;U, &lt;U as <a class="trait" href="https://doc.rust-lang.org/1.78.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<a class="associatedtype" href="https://doc.rust-lang.org/1.78.0/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>