| <!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="The type of an error that occurred while building an AST."><meta name="keywords" content="rust, rustlang, rust-lang, ErrorKind"><title>ErrorKind 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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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="#">ErrorKind</a></h2><div class="sidebar-elems"><section><h3><a href="#variants">Variants</a></h3><ul class="block"><li><a href="#variant.CaptureLimitExceeded">CaptureLimitExceeded</a></li><li><a href="#variant.ClassEscapeInvalid">ClassEscapeInvalid</a></li><li><a href="#variant.ClassRangeInvalid">ClassRangeInvalid</a></li><li><a href="#variant.ClassRangeLiteral">ClassRangeLiteral</a></li><li><a href="#variant.ClassUnclosed">ClassUnclosed</a></li><li><a href="#variant.DecimalEmpty">DecimalEmpty</a></li><li><a href="#variant.DecimalInvalid">DecimalInvalid</a></li><li><a href="#variant.EscapeHexEmpty">EscapeHexEmpty</a></li><li><a href="#variant.EscapeHexInvalid">EscapeHexInvalid</a></li><li><a href="#variant.EscapeHexInvalidDigit">EscapeHexInvalidDigit</a></li><li><a href="#variant.EscapeUnexpectedEof">EscapeUnexpectedEof</a></li><li><a href="#variant.EscapeUnrecognized">EscapeUnrecognized</a></li><li><a href="#variant.FlagDanglingNegation">FlagDanglingNegation</a></li><li><a href="#variant.FlagDuplicate">FlagDuplicate</a></li><li><a href="#variant.FlagRepeatedNegation">FlagRepeatedNegation</a></li><li><a href="#variant.FlagUnexpectedEof">FlagUnexpectedEof</a></li><li><a href="#variant.FlagUnrecognized">FlagUnrecognized</a></li><li><a href="#variant.GroupNameDuplicate">GroupNameDuplicate</a></li><li><a href="#variant.GroupNameEmpty">GroupNameEmpty</a></li><li><a href="#variant.GroupNameInvalid">GroupNameInvalid</a></li><li><a href="#variant.GroupNameUnexpectedEof">GroupNameUnexpectedEof</a></li><li><a href="#variant.GroupUnclosed">GroupUnclosed</a></li><li><a href="#variant.GroupUnopened">GroupUnopened</a></li><li><a href="#variant.NestLimitExceeded">NestLimitExceeded</a></li><li><a href="#variant.RepetitionCountDecimalEmpty">RepetitionCountDecimalEmpty</a></li><li><a href="#variant.RepetitionCountInvalid">RepetitionCountInvalid</a></li><li><a href="#variant.RepetitionCountUnclosed">RepetitionCountUnclosed</a></li><li><a href="#variant.RepetitionMissing">RepetitionMissing</a></li><li><a href="#variant.UnicodeClassInvalid">UnicodeClassInvalid</a></li><li><a href="#variant.UnsupportedBackreference">UnsupportedBackreference</a></li><li><a href="#variant.UnsupportedLookAround">UnsupportedLookAround</a></li></ul><h3><a href="#trait-implementations">Trait Implementations</a></h3><ul class="block"><li><a href="#impl-Clone-for-ErrorKind">Clone</a></li><li><a href="#impl-Debug-for-ErrorKind">Debug</a></li><li><a href="#impl-Display-for-ErrorKind">Display</a></li><li><a href="#impl-Eq-for-ErrorKind">Eq</a></li><li><a href="#impl-PartialEq%3CErrorKind%3E-for-ErrorKind">PartialEq<ErrorKind></a></li><li><a href="#impl-StructuralEq-for-ErrorKind">StructuralEq</a></li><li><a href="#impl-StructuralPartialEq-for-ErrorKind">StructuralPartialEq</a></li></ul><h3><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><ul class="block"><li><a href="#impl-RefUnwindSafe-for-ErrorKind">RefUnwindSafe</a></li><li><a href="#impl-Send-for-ErrorKind">Send</a></li><li><a href="#impl-Sync-for-ErrorKind">Sync</a></li><li><a href="#impl-Unpin-for-ErrorKind">Unpin</a></li><li><a href="#impl-UnwindSafe-for-ErrorKind">UnwindSafe</a></li></ul><h3><a href="#blanket-implementations">Blanket Implementations</a></h3><ul class="block"><li><a href="#impl-Any-for-ErrorKind">Any</a></li><li><a href="#impl-Borrow%3CT%3E-for-ErrorKind">Borrow<T></a></li><li><a href="#impl-BorrowMut%3CT%3E-for-ErrorKind">BorrowMut<T></a></li><li><a href="#impl-From%3CT%3E-for-ErrorKind">From<T></a></li><li><a href="#impl-Into%3CU%3E-for-ErrorKind">Into<U></a></li><li><a href="#impl-ToOwned-for-ErrorKind">ToOwned</a></li><li><a href="#impl-ToString-for-ErrorKind">ToString</a></li><li><a href="#impl-TryFrom%3CU%3E-for-ErrorKind">TryFrom<U></a></li><li><a href="#impl-TryInto%3CU%3E-for-ErrorKind">TryInto<U></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">Enum <a href="../index.html">regex_syntax</a>::<wbr><a href="index.html">ast</a>::<wbr><a class="enum" href="#">ErrorKind</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#73-176">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">−</span>]</a></span></div><div class="item-decl"><pre class="rust enum"><code>#[non_exhaustive] |
| pub enum ErrorKind { |
| <details class="rustdoc-toggle type-contents-toggle"><summary class="hideme"><span>Show 31 variants</span></summary> CaptureLimitExceeded, |
| ClassEscapeInvalid, |
| ClassRangeInvalid, |
| ClassRangeLiteral, |
| ClassUnclosed, |
| DecimalEmpty, |
| DecimalInvalid, |
| EscapeHexEmpty, |
| EscapeHexInvalid, |
| EscapeHexInvalidDigit, |
| EscapeUnexpectedEof, |
| EscapeUnrecognized, |
| FlagDanglingNegation, |
| FlagDuplicate { |
| original: <a class="struct" href="struct.Span.html" title="struct regex_syntax::ast::Span">Span</a>, |
| }, |
| FlagRepeatedNegation { |
| original: <a class="struct" href="struct.Span.html" title="struct regex_syntax::ast::Span">Span</a>, |
| }, |
| FlagUnexpectedEof, |
| FlagUnrecognized, |
| GroupNameDuplicate { |
| original: <a class="struct" href="struct.Span.html" title="struct regex_syntax::ast::Span">Span</a>, |
| }, |
| GroupNameEmpty, |
| GroupNameInvalid, |
| GroupNameUnexpectedEof, |
| GroupUnclosed, |
| GroupUnopened, |
| NestLimitExceeded(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>), |
| RepetitionCountInvalid, |
| RepetitionCountDecimalEmpty, |
| RepetitionCountUnclosed, |
| RepetitionMissing, |
| UnicodeClassInvalid, |
| UnsupportedBackreference, |
| UnsupportedLookAround, |
| </details>}</code></pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>The type of an error that occurred while building an AST.</p> |
| <p>This error type is marked as <code>non_exhaustive</code>. This means that adding a |
| new variant is not considered a breaking change.</p> |
| </div></details><h2 id="variants" class="variants small-section-header">Variants (Non-exhaustive)<a href="#variants" class="anchor"></a></h2><details class="rustdoc-toggle non-exhaustive"><summary class="hideme"><span>This enum is marked as non-exhaustive</span></summary><div class="docblock">Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.</div></details><h3 id="variant.CaptureLimitExceeded" class="variant small-section-header"><a href="#variant.CaptureLimitExceeded" class="anchor field"></a><code>CaptureLimitExceeded</code></h3><div class="docblock"><p>The capturing group limit was exceeded.</p> |
| <p>Note that this represents a limit on the total number of capturing |
| groups in a regex and not necessarily the number of nested capturing |
| groups. That is, the nest limit can be low and it is still possible for |
| this error to occur.</p> |
| </div><h3 id="variant.ClassEscapeInvalid" class="variant small-section-header"><a href="#variant.ClassEscapeInvalid" class="anchor field"></a><code>ClassEscapeInvalid</code></h3><div class="docblock"><p>An invalid escape sequence was found in a character class set.</p> |
| </div><h3 id="variant.ClassRangeInvalid" class="variant small-section-header"><a href="#variant.ClassRangeInvalid" class="anchor field"></a><code>ClassRangeInvalid</code></h3><div class="docblock"><p>An invalid character class range was found. An invalid range is any |
| range where the start is greater than the end.</p> |
| </div><h3 id="variant.ClassRangeLiteral" class="variant small-section-header"><a href="#variant.ClassRangeLiteral" class="anchor field"></a><code>ClassRangeLiteral</code></h3><div class="docblock"><p>An invalid range boundary was found in a character class. Range |
| boundaries must be a single literal codepoint, but this error indicates |
| that something else was found, such as a nested class.</p> |
| </div><h3 id="variant.ClassUnclosed" class="variant small-section-header"><a href="#variant.ClassUnclosed" class="anchor field"></a><code>ClassUnclosed</code></h3><div class="docblock"><p>An opening <code>[</code> was found with no corresponding closing <code>]</code>.</p> |
| </div><h3 id="variant.DecimalEmpty" class="variant small-section-header"><a href="#variant.DecimalEmpty" class="anchor field"></a><code>DecimalEmpty</code></h3><div class="docblock"><p>Note that this error variant is no longer used. Namely, a decimal |
| number can only appear as a repetition quantifier. When the number |
| in a repetition quantifier is empty, then it gets its own specialized |
| error, <code>RepetitionCountDecimalEmpty</code>.</p> |
| </div><h3 id="variant.DecimalInvalid" class="variant small-section-header"><a href="#variant.DecimalInvalid" class="anchor field"></a><code>DecimalInvalid</code></h3><div class="docblock"><p>An invalid decimal number was given where one was expected.</p> |
| </div><h3 id="variant.EscapeHexEmpty" class="variant small-section-header"><a href="#variant.EscapeHexEmpty" class="anchor field"></a><code>EscapeHexEmpty</code></h3><div class="docblock"><p>A bracketed hex literal was empty.</p> |
| </div><h3 id="variant.EscapeHexInvalid" class="variant small-section-header"><a href="#variant.EscapeHexInvalid" class="anchor field"></a><code>EscapeHexInvalid</code></h3><div class="docblock"><p>A bracketed hex literal did not correspond to a Unicode scalar value.</p> |
| </div><h3 id="variant.EscapeHexInvalidDigit" class="variant small-section-header"><a href="#variant.EscapeHexInvalidDigit" class="anchor field"></a><code>EscapeHexInvalidDigit</code></h3><div class="docblock"><p>An invalid hexadecimal digit was found.</p> |
| </div><h3 id="variant.EscapeUnexpectedEof" class="variant small-section-header"><a href="#variant.EscapeUnexpectedEof" class="anchor field"></a><code>EscapeUnexpectedEof</code></h3><div class="docblock"><p>EOF was found before an escape sequence was completed.</p> |
| </div><h3 id="variant.EscapeUnrecognized" class="variant small-section-header"><a href="#variant.EscapeUnrecognized" class="anchor field"></a><code>EscapeUnrecognized</code></h3><div class="docblock"><p>An unrecognized escape sequence.</p> |
| </div><h3 id="variant.FlagDanglingNegation" class="variant small-section-header"><a href="#variant.FlagDanglingNegation" class="anchor field"></a><code>FlagDanglingNegation</code></h3><div class="docblock"><p>A dangling negation was used when setting flags, e.g., <code>i-</code>.</p> |
| </div><h3 id="variant.FlagDuplicate" class="variant small-section-header"><a href="#variant.FlagDuplicate" class="anchor field"></a><code>FlagDuplicate</code></h3><div class="sub-variant" id="variant.FlagDuplicate.fields"><h4>Fields</h4><div class="sub-variant-field"><span id="variant.FlagDuplicate.field.original" class="variant small-section-header"><a href="#variant.FlagDuplicate.field.original" class="anchor field"></a><code>original: <a class="struct" href="struct.Span.html" title="struct regex_syntax::ast::Span">Span</a></code></span><div class="docblock"><p>The position of the original flag. The error position |
| points to the duplicate flag.</p> |
| </div></div></div><div class="docblock"><p>A flag was used twice, e.g., <code>i-i</code>.</p> |
| </div><h3 id="variant.FlagRepeatedNegation" class="variant small-section-header"><a href="#variant.FlagRepeatedNegation" class="anchor field"></a><code>FlagRepeatedNegation</code></h3><div class="sub-variant" id="variant.FlagRepeatedNegation.fields"><h4>Fields</h4><div class="sub-variant-field"><span id="variant.FlagRepeatedNegation.field.original" class="variant small-section-header"><a href="#variant.FlagRepeatedNegation.field.original" class="anchor field"></a><code>original: <a class="struct" href="struct.Span.html" title="struct regex_syntax::ast::Span">Span</a></code></span><div class="docblock"><p>The position of the original negation operator. The error position |
| points to the duplicate negation operator.</p> |
| </div></div></div><div class="docblock"><p>The negation operator was used twice, e.g., <code>-i-s</code>.</p> |
| </div><h3 id="variant.FlagUnexpectedEof" class="variant small-section-header"><a href="#variant.FlagUnexpectedEof" class="anchor field"></a><code>FlagUnexpectedEof</code></h3><div class="docblock"><p>Expected a flag but got EOF, e.g., <code>(?</code>.</p> |
| </div><h3 id="variant.FlagUnrecognized" class="variant small-section-header"><a href="#variant.FlagUnrecognized" class="anchor field"></a><code>FlagUnrecognized</code></h3><div class="docblock"><p>Unrecognized flag, e.g., <code>a</code>.</p> |
| </div><h3 id="variant.GroupNameDuplicate" class="variant small-section-header"><a href="#variant.GroupNameDuplicate" class="anchor field"></a><code>GroupNameDuplicate</code></h3><div class="sub-variant" id="variant.GroupNameDuplicate.fields"><h4>Fields</h4><div class="sub-variant-field"><span id="variant.GroupNameDuplicate.field.original" class="variant small-section-header"><a href="#variant.GroupNameDuplicate.field.original" class="anchor field"></a><code>original: <a class="struct" href="struct.Span.html" title="struct regex_syntax::ast::Span">Span</a></code></span><div class="docblock"><p>The position of the initial occurrence of the capture name. The |
| error position itself points to the duplicate occurrence.</p> |
| </div></div></div><div class="docblock"><p>A duplicate capture name was found.</p> |
| </div><h3 id="variant.GroupNameEmpty" class="variant small-section-header"><a href="#variant.GroupNameEmpty" class="anchor field"></a><code>GroupNameEmpty</code></h3><div class="docblock"><p>A capture group name is empty, e.g., <code>(?P<>abc)</code>.</p> |
| </div><h3 id="variant.GroupNameInvalid" class="variant small-section-header"><a href="#variant.GroupNameInvalid" class="anchor field"></a><code>GroupNameInvalid</code></h3><div class="docblock"><p>An invalid character was seen for a capture group name. This includes |
| errors where the first character is a digit (even though subsequent |
| characters are allowed to be digits).</p> |
| </div><h3 id="variant.GroupNameUnexpectedEof" class="variant small-section-header"><a href="#variant.GroupNameUnexpectedEof" class="anchor field"></a><code>GroupNameUnexpectedEof</code></h3><div class="docblock"><p>A closing <code>></code> could not be found for a capture group name.</p> |
| </div><h3 id="variant.GroupUnclosed" class="variant small-section-header"><a href="#variant.GroupUnclosed" class="anchor field"></a><code>GroupUnclosed</code></h3><div class="docblock"><p>An unclosed group, e.g., <code>(ab</code>.</p> |
| <p>The span of this error corresponds to the unclosed parenthesis.</p> |
| </div><h3 id="variant.GroupUnopened" class="variant small-section-header"><a href="#variant.GroupUnopened" class="anchor field"></a><code>GroupUnopened</code></h3><div class="docblock"><p>An unopened group, e.g., <code>ab)</code>.</p> |
| </div><h3 id="variant.NestLimitExceeded" class="variant small-section-header"><a href="#variant.NestLimitExceeded" class="anchor field"></a><code>NestLimitExceeded(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>)</code></h3><div class="docblock"><p>The nest limit was exceeded. The limit stored here is the limit |
| configured in the parser.</p> |
| </div><h3 id="variant.RepetitionCountInvalid" class="variant small-section-header"><a href="#variant.RepetitionCountInvalid" class="anchor field"></a><code>RepetitionCountInvalid</code></h3><div class="docblock"><p>The range provided in a counted repetition operator is invalid. The |
| range is invalid if the start is greater than the end.</p> |
| </div><h3 id="variant.RepetitionCountDecimalEmpty" class="variant small-section-header"><a href="#variant.RepetitionCountDecimalEmpty" class="anchor field"></a><code>RepetitionCountDecimalEmpty</code></h3><div class="docblock"><p>An opening <code>{</code> was not followed by a valid decimal value. |
| For example, <code>x{}</code> or <code>x{]}</code> would fail.</p> |
| </div><h3 id="variant.RepetitionCountUnclosed" class="variant small-section-header"><a href="#variant.RepetitionCountUnclosed" class="anchor field"></a><code>RepetitionCountUnclosed</code></h3><div class="docblock"><p>An opening <code>{</code> was found with no corresponding closing <code>}</code>.</p> |
| </div><h3 id="variant.RepetitionMissing" class="variant small-section-header"><a href="#variant.RepetitionMissing" class="anchor field"></a><code>RepetitionMissing</code></h3><div class="docblock"><p>A repetition operator was applied to a missing sub-expression. This |
| occurs, for example, in the regex consisting of just a <code>*</code> or even |
| <code>(?i)*</code>. It is, however, possible to create a repetition operating on |
| an empty sub-expression. For example, <code>()*</code> is still considered valid.</p> |
| </div><h3 id="variant.UnicodeClassInvalid" class="variant small-section-header"><a href="#variant.UnicodeClassInvalid" class="anchor field"></a><code>UnicodeClassInvalid</code></h3><div class="docblock"><p>The Unicode class is not valid. This typically occurs when a <code>\p</code> is |
| followed by something other than a <code>{</code>.</p> |
| </div><h3 id="variant.UnsupportedBackreference" class="variant small-section-header"><a href="#variant.UnsupportedBackreference" class="anchor field"></a><code>UnsupportedBackreference</code></h3><div class="docblock"><p>When octal support is disabled, this error is produced when an octal |
| escape is used. The octal escape is assumed to be an invocation of |
| a backreference, which is the common case.</p> |
| </div><h3 id="variant.UnsupportedLookAround" class="variant small-section-header"><a href="#variant.UnsupportedLookAround" class="anchor field"></a><code>UnsupportedLookAround</code></h3><div class="docblock"><p>When syntax similar to PCRE’s look-around is used, this error is |
| returned. Some example syntaxes that are rejected include, but are |
| not necessarily limited to, <code>(?=re)</code>, <code>(?!re)</code>, <code>(?<=re)</code> and |
| <code>(?<!re)</code>. Note that all of these syntaxes are otherwise invalid; this |
| error is used to improve the user experience.</p> |
| </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-ErrorKind" class="impl has-srclink"><a class="srclink rightside" href="../../src/regex_syntax/ast/mod.rs.html#72">source</a><a href="#impl-Clone-for-ErrorKind" class="anchor"></a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a> for <a class="enum" href="enum.ErrorKind.html" title="enum regex_syntax::ast::ErrorKind">ErrorKind</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#72">source</a><a href="#method.clone" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#tymethod.clone" class="fnname">clone</a>(&self) -> <a class="enum" href="enum.ErrorKind.html" title="enum regex_syntax::ast::ErrorKind">ErrorKind</a></h4></section></summary><div class='docblock'>Returns a copy of the value. <a href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#tymethod.clone">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="rightside"><span class="since" title="Stable since Rust version 1.0.0">1.0.0</span> · <a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/clone.rs.html#132-134">source</a></span><a href="#method.clone_from" class="anchor"></a><h4 class="code-header">const fn <a href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#method.clone_from" class="fnname">clone_from</a>(&mut self, source: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&</a>Self)</h4></section></summary><div class='docblock'>Performs copy-assignment from <code>source</code>. <a href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#method.clone_from">Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-Debug-for-ErrorKind" class="impl has-srclink"><a class="srclink rightside" href="../../src/regex_syntax/ast/mod.rs.html#72">source</a><a href="#impl-Debug-for-ErrorKind" class="anchor"></a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a> for <a class="enum" href="enum.ErrorKind.html" title="enum regex_syntax::ast::ErrorKind">ErrorKind</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#72">source</a><a href="#method.fmt" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt" class="fnname">fmt</a>(&self, f: &mut <a class="struct" href="https://doc.rust-lang.org/nightly/core/fmt/struct.Formatter.html" title="struct core::fmt::Formatter">Formatter</a><'_>) -> <a class="type" href="https://doc.rust-lang.org/nightly/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/nightly/core/fmt/trait.Debug.html#tymethod.fmt">Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-Display-for-ErrorKind" class="impl has-srclink"><a class="srclink rightside" href="../../src/regex_syntax/ast/mod.rs.html#187-274">source</a><a href="#impl-Display-for-ErrorKind" class="anchor"></a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.Display.html" title="trait core::fmt::Display">Display</a> for <a class="enum" href="enum.ErrorKind.html" title="enum regex_syntax::ast::ErrorKind">ErrorKind</a></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.fmt-1" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/regex_syntax/ast/mod.rs.html#188-273">source</a><a href="#method.fmt-1" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/fmt/trait.Display.html#tymethod.fmt" class="fnname">fmt</a>(&self, f: &mut <a class="struct" href="https://doc.rust-lang.org/nightly/core/fmt/struct.Formatter.html" title="struct core::fmt::Formatter">Formatter</a><'_>) -> <a class="type" href="https://doc.rust-lang.org/nightly/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/nightly/core/fmt/trait.Display.html#tymethod.fmt">Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-PartialEq%3CErrorKind%3E-for-ErrorKind" class="impl has-srclink"><a class="srclink rightside" href="../../src/regex_syntax/ast/mod.rs.html#72">source</a><a href="#impl-PartialEq%3CErrorKind%3E-for-ErrorKind" class="anchor"></a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html" title="trait core::cmp::PartialEq">PartialEq</a><<a class="enum" href="enum.ErrorKind.html" title="enum regex_syntax::ast::ErrorKind">ErrorKind</a>> for <a class="enum" href="enum.ErrorKind.html" title="enum regex_syntax::ast::ErrorKind">ErrorKind</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#72">source</a><a href="#method.eq" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html#tymethod.eq" class="fnname">eq</a>(&self, other: &<a class="enum" href="enum.ErrorKind.html" title="enum regex_syntax::ast::ErrorKind">ErrorKind</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></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 href="https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html#tymethod.eq">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="rightside"><span class="since" title="Stable since Rust version 1.0.0">1.0.0</span> · <a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#227">source</a></span><a href="#method.ne" class="anchor"></a><h4 class="code-header">const fn <a href="https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html#method.ne" class="fnname">ne</a>(&self, other: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&</a>Rhs) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></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 href="https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html#method.ne">Read more</a></div></details></div></details><section id="impl-Eq-for-ErrorKind" class="impl has-srclink"><a class="srclink rightside" href="../../src/regex_syntax/ast/mod.rs.html#72">source</a><a href="#impl-Eq-for-ErrorKind" class="anchor"></a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html" title="trait core::cmp::Eq">Eq</a> for <a class="enum" href="enum.ErrorKind.html" title="enum regex_syntax::ast::ErrorKind">ErrorKind</a></h3></section><section id="impl-StructuralEq-for-ErrorKind" class="impl has-srclink"><a class="srclink rightside" href="../../src/regex_syntax/ast/mod.rs.html#72">source</a><a href="#impl-StructuralEq-for-ErrorKind" class="anchor"></a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.StructuralEq.html" title="trait core::marker::StructuralEq">StructuralEq</a> for <a class="enum" href="enum.ErrorKind.html" title="enum regex_syntax::ast::ErrorKind">ErrorKind</a></h3></section><section id="impl-StructuralPartialEq-for-ErrorKind" class="impl has-srclink"><a class="srclink rightside" href="../../src/regex_syntax/ast/mod.rs.html#72">source</a><a href="#impl-StructuralPartialEq-for-ErrorKind" class="anchor"></a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.StructuralPartialEq.html" title="trait core::marker::StructuralPartialEq">StructuralPartialEq</a> for <a class="enum" href="enum.ErrorKind.html" title="enum regex_syntax::ast::ErrorKind">ErrorKind</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-ErrorKind" class="impl has-srclink"><a href="#impl-RefUnwindSafe-for-ErrorKind" class="anchor"></a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a> for <a class="enum" href="enum.ErrorKind.html" title="enum regex_syntax::ast::ErrorKind">ErrorKind</a></h3></section><section id="impl-Send-for-ErrorKind" class="impl has-srclink"><a href="#impl-Send-for-ErrorKind" class="anchor"></a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="enum" href="enum.ErrorKind.html" title="enum regex_syntax::ast::ErrorKind">ErrorKind</a></h3></section><section id="impl-Sync-for-ErrorKind" class="impl has-srclink"><a href="#impl-Sync-for-ErrorKind" class="anchor"></a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="enum" href="enum.ErrorKind.html" title="enum regex_syntax::ast::ErrorKind">ErrorKind</a></h3></section><section id="impl-Unpin-for-ErrorKind" class="impl has-srclink"><a href="#impl-Unpin-for-ErrorKind" class="anchor"></a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="enum" href="enum.ErrorKind.html" title="enum regex_syntax::ast::ErrorKind">ErrorKind</a></h3></section><section id="impl-UnwindSafe-for-ErrorKind" class="impl has-srclink"><a href="#impl-UnwindSafe-for-ErrorKind" class="anchor"></a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a> for <a class="enum" href="enum.ErrorKind.html" title="enum regex_syntax::ast::ErrorKind">ErrorKind</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-ErrorKind" class="impl has-srclink"><a class="srclink rightside" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#200">source</a><a href="#impl-Any-for-ErrorKind" class="anchor"></a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T<span class="where fmt-newline">where<br> T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</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 class="srclink rightside" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#201">source</a><a href="#method.type_id" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id" class="fnname">type_id</a>(&self) -> <a class="struct" href="https://doc.rust-lang.org/nightly/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/nightly/core/any/trait.Any.html#tymethod.type_id">Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Borrow%3CT%3E-for-ErrorKind" class="impl has-srclink"><a class="srclink rightside" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#211">source</a><a href="#impl-Borrow%3CT%3E-for-ErrorKind" class="anchor"></a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a><T> for T<span class="where fmt-newline">where<br> T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</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="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/91522" title="Tracking issue for const_borrow">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#213">source</a></span><a href="#method.borrow" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow" class="fnname">borrow</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&</a>T</h4></section></summary><div class='docblock'>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-BorrowMut%3CT%3E-for-ErrorKind" class="impl has-srclink"><a class="srclink rightside" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#220">source</a><a href="#impl-BorrowMut%3CT%3E-for-ErrorKind" class="anchor"></a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a><T> for T<span class="where fmt-newline">where<br> T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</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="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/91522" title="Tracking issue for const_borrow">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#221">source</a></span><a href="#method.borrow_mut" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fnname">borrow_mut</a>(&mut self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut </a>T</h4></section></summary><div class='docblock'>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-From%3CT%3E-for-ErrorKind" class="impl has-srclink"><a class="srclink rightside" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#733">source</a><a href="#impl-From%3CT%3E-for-ErrorKind" class="anchor"></a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a><T> 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="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#736">source</a></span><a href="#method.from" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from" class="fnname">from</a>(t: T) -> 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-ErrorKind" class="impl has-srclink"><a class="srclink rightside" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#717">source</a><a href="#impl-Into%3CU%3E-for-ErrorKind" class="anchor"></a><h3 class="code-header">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><U> for T<span class="where fmt-newline">where<br> U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a><T>,</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="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#725">source</a></span><a href="#method.into" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html#tymethod.into" class="fnname">into</a>(self) -> 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/nightly/core/convert/trait.From.html" title="From">From</a><T> for U</code> chooses to do.</p> |
| </div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-ToOwned-for-ErrorKind" class="impl has-srclink"><a class="srclink rightside" href="https://doc.rust-lang.org/nightly/src/alloc/borrow.rs.html#83">source</a><a href="#impl-ToOwned-for-ErrorKind" class="anchor"></a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html" title="trait alloc::borrow::ToOwned">ToOwned</a> for T<span class="where fmt-newline">where<br> T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>,</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 href="https://doc.rust-lang.org/nightly/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="rustdoc-toggle method-toggle" open><summary><section id="method.to_owned" class="method trait-impl has-srclink"><a class="srclink rightside" href="https://doc.rust-lang.org/nightly/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/nightly/alloc/borrow/trait.ToOwned.html#tymethod.to_owned" class="fnname">to_owned</a>(&self) -> T</h4></section></summary><div class='docblock'>Creates owned data from borrowed data, usually by cloning. <a href="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#tymethod.to_owned">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 class="srclink rightside" href="https://doc.rust-lang.org/nightly/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/nightly/alloc/borrow/trait.ToOwned.html#method.clone_into" class="fnname">clone_into</a>(&self, target: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut </a>T)</h4></section></summary><div class='docblock'>Uses borrowed data to replace owned data, usually by cloning. <a href="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#method.clone_into">Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-ToString-for-ErrorKind" class="impl has-srclink"><a class="srclink rightside" href="https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2497">source</a><a href="#impl-ToString-for-ErrorKind" class="anchor"></a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/alloc/string/trait.ToString.html" title="trait alloc::string::ToString">ToString</a> for T<span class="where fmt-newline">where<br> T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.Display.html" title="trait core::fmt::Display">Display</a> + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.to_string" class="method trait-impl has-srclink"><a class="srclink rightside" href="https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2503">source</a><a href="#method.to_string" class="anchor"></a><h4 class="code-header">default fn <a href="https://doc.rust-lang.org/nightly/alloc/string/trait.ToString.html#tymethod.to_string" class="fnname">to_string</a>(&self) -> <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/string/struct.String.html" title="struct alloc::string::String">String</a></h4></section></summary><div class='docblock'>Converts the given value to a <code>String</code>. <a href="https://doc.rust-lang.org/nightly/alloc/string/trait.ToString.html#tymethod.to_string">Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-TryFrom%3CU%3E-for-ErrorKind" class="impl has-srclink"><a class="srclink rightside" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#775">source</a><a href="#impl-TryFrom%3CU%3E-for-ErrorKind" class="anchor"></a><h3 class="code-header">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><U> for T<span class="where fmt-newline">where<br> U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><T>,</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 href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" class="associatedtype">Error</a> = <a class="enum" href="https://doc.rust-lang.org/nightly/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="rustdoc-toggle method-toggle" open><summary><section id="method.try_from" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#781">source</a></span><a href="#method.try_from" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#tymethod.try_from" class="fnname">try_from</a>(value: U) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><T, <T as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><U>>::<a class="associatedtype" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></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-ErrorKind" class="impl has-srclink"><a class="srclink rightside" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#760">source</a><a href="#impl-TryInto%3CU%3E-for-ErrorKind" class="anchor"></a><h3 class="code-header">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html" title="trait core::convert::TryInto">TryInto</a><U> for T<span class="where fmt-newline">where<br> U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>,</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 href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#associatedtype.Error" class="associatedtype">Error</a> = <U as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="associatedtype" href="https://doc.rust-lang.org/nightly/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="rustdoc-toggle method-toggle" open><summary><section id="method.try_into" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#766">source</a></span><a href="#method.try_into" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#tymethod.try_into" class="fnname">try_into</a>(self) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><U, <U as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="associatedtype" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></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" 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