<!DOCTYPE html><htmllang="en"><head><metacharset="utf-8"><metaname="viewport"content="width=device-width, initial-scale=1.0"><metaname="generator"content="rustdoc"><metaname="description"content="Authentication error returned by authentication extractors."><metaname="keywords"content="rust, rustlang, rust-lang, AuthenticationError"><title>AuthenticationError in actix_web_httpauth::extractors - Rust</title><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../../SourceSerif4-Regular.ttf.woff2"><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../../FiraSans-Regular.woff2"><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../../FiraSans-Medium.woff2"><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../../SourceCodePro-Regular.ttf.woff2"><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../../SourceSerif4-Bold.ttf.woff2"><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../../SourceCodePro-Semibold.ttf.woff2"><linkrel="stylesheet"type="text/css"href="../../normalize.css"><linkrel="stylesheet"type="text/css"href="../../rustdoc.css"id="mainThemeStyle"><linkrel="stylesheet"type="text/css"href="../../ayu.css"disabled><linkrel="stylesheet"type="text/css"href="../../dark.css"disabled><linkrel="stylesheet"type="text/css"href="../../light.css"id="themeStyle"><scriptid="default-settings"></script><scriptsrc="../../storage.js"></script><scriptdefersrc="sidebar-items.js"></script><scriptdefersrc="../../main.js"></script><noscript><linkrel="stylesheet"href="../../noscript.css"></noscript><linkrel="alternate icon"type="image/png"href="../../favicon-16x16.png"><linkrel="alternate icon"type="image/png"href="../../favicon-32x32.png"><linkrel="icon"type="image/svg+xml"href="../../favicon.svg"></head><bodyclass="rustdoc struct"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><navclass="mobile-topbar"><buttonclass="sidebar-menu-toggle">☰</button><aclass="sidebar-logo"href="../../actix_web_httpauth/index.html"><divclass="logo-container"><imgclass="rust-logo"src="../../rust-logo.svg"alt="logo"></div></a><h2class="location"></h2></nav><navclass="sidebar"><aclass="sidebar-logo"href="../../actix_web_httpauth/index.html"><divclass="logo-container"><imgclass="rust-logo"src="../../rust-logo.svg"alt="logo"></div></a><h2class="location"><ahref="#">AuthenticationError</a></h2><divclass="sidebar-elems"><section><divclass="block"><h3class="sidebar-title"><ahref="#implementations">Methods</a></h3><ul><li><ahref="#method.challenge_mut">challenge_mut</a></li><li><ahref="#method.new">new</a></li><li><ahref="#method.status_code_mut">status_code_mut</a></li><li><ahref="#method.with_error">with_error</a></li><li><ahref="#method.with_error_description">with_error_description</a></li><li><ahref="#method.with_error_uri">with_error_uri</a></li></ul></div><divclass="block"><h3class="sidebar-title"><ahref="#trait-implementations">Trait Implementations</a></h3><ul><li><ahref="#impl-Debug-for-AuthenticationError%3CC%3E">Debug</a></li><li><ahref="#impl-Display-for-AuthenticationError%3CC%3E">Display</a></li><li><ahref="#impl-Error-for-AuthenticationError%3CC%3E">Error</a></li><li><ahref="#impl-From%3CT%3E-for-AuthenticationError%3C%3CT%20as%20AuthExtractorConfig%3E%3A%3AInner%3E">From<T></a></li><li><ahref="#impl-ResponseError-for-AuthenticationError%3CC%3E">ResponseError</a></li></ul></div><divclass="block"><h3class="sidebar-title"><ahref="#synthetic-implementations">Auto Trait Implementations</a></h3><ul><li><ahref="#impl-RefUnwindSafe-for-AuthenticationError%3CC%3E">RefUnwindSafe</a></li><li><ahref="#impl-Send-for-AuthenticationError%3CC%3E">Send</a></li><li><ahref="#impl-Sync-for-AuthenticationError%3CC%3E">Sync</a></li><li><ahref="#impl-Unpin-for-AuthenticationError%3CC%3E">Unpin</a></li><li><ahref="#impl-UnwindSafe-for-AuthenticationError%3CC%3E">UnwindSafe</a></li></ul></div><divclas
</div></details></div></details><detailsclass="rustdoc-toggle implementors-toggle"open><summary><sectionid="impl-AuthenticationError%3CC%3E"class="impl has-srclink"><spanclass="rightside"><aclass="srclink"href="../../src/actix_web_httpauth/extractors/errors.rs.html#17-40">source</a></span><ahref="#impl-AuthenticationError%3CC%3E"class="anchor"></a><h3class="code-header in-band">impl<C: <aclass="trait"href="../headers/www_authenticate/trait.Challenge.html"title="trait actix_web_httpauth::headers::www_authenticate::Challenge">Challenge</a>><aclass="struct"href="struct.AuthenticationError.html"title="struct actix_web_httpauth::extractors::AuthenticationError">AuthenticationError</a><C></h3></section></summary><divclass="impl-items"><detailsclass="rustdoc-toggle method-toggle"open><summary><sectionid="method.new"class="method has-srclink"><spanclass="rightside"><aclass="srclink"href="../../src/actix_web_httpauth/extractors/errors.rs.html#21-26">source</a></span><h4class="code-header">pub fn <ahref="#method.new"class="fnname">new</a>(challenge: C) -><aclass="struct"href="struct.AuthenticationError.html"title="struct actix_web_httpauth::extractors::AuthenticationError">AuthenticationError</a><C></h4></section></summary><divclass="docblock"><p>Creates new authentication error from the provided <code>challenge</code>.</p>
</div></details><detailsclass="rustdoc-toggle method-toggle"open><summary><sectionid="method.challenge_mut"class="method has-srclink"><spanclass="rightside"><aclass="srclink"href="../../src/actix_web_httpauth/extractors/errors.rs.html#29-31">source</a></span><h4class="code-header">pub fn <ahref="#method.challenge_mut"class="fnname">challenge_mut</a>(&mut self) -><aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut </a>C</h4></section></summary><divclass="docblock"><p>Returns mutable reference to the inner challenge instance.</p>
</div></details><detailsclass="rustdoc-toggle method-toggle"open><summary><sectionid="method.status_code_mut"class="method has-srclink"><spanclass="rightside"><aclass="srclink"href="../../src/actix_web_httpauth/extractors/errors.rs.html#37-39">source</a></span><h4class="code-header">pub fn <ahref="#method.status_code_mut"class="fnname">status_code_mut</a>(&mut self) ->&mut <aclass="struct"href="https://docs.rs/http/0.2.8/http/status/struct.StatusCode.html"title="struct http::status::StatusCode">StatusCode</a></h4></section></summary><divclass="docblock"><p>Returns mutable reference to the inner status code.</p>
<p>Can be used to override returned status code, but by default this lib tries to stick to the
RFC, so it might be unreasonable.</p>
</div></details></div></details></div><h2id="trait-implementations"class="small-section-header">Trait Implementations<ahref="#trait-implementations"class="anchor"></a></h2><divid="trait-implementations-list"><detailsclass="rustdoc-toggle implementors-toggle"open><summary><sectionid="impl-Debug-for-AuthenticationError%3CC%3E"class="impl has-srclink"><spanclass="rightside"><aclass="srclink"href="../../src/actix_web_httpauth/extractors/errors.rs.html#11">source</a></span><ahref="#impl-Debug-for-AuthenticationError%3CC%3E"class="anchor"></a><h3class="code-header in-band">impl<C: <aclass="trait"href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html"title="trait core::fmt::Debug">Debug</a> + <aclass="trait"href="../headers/www_authenticate/trait.Challenge.html"title="trait actix_web_httpauth::headers::www_authenticate::Challenge">Challenge</a>><aclass="trait"href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html"title="trait core::fmt::Debug">Debug</a> for <aclass="struct"href="struct.AuthenticationError.html"title="struct actix_web_httpauth::extractors::AuthenticationError">AuthenticationError</a><C></h3></section></summary><divclass="impl-items"><detailsclass="rustdoc-toggle method-toggle"open><summary><sectionid="method.fmt"class="method trait-impl has-srclink"><spanclass="rightside"><aclass="srclink"href="../../src/actix_web_httpauth/extractors/errors.rs.html#11">source</a></span><ahref="#method.fmt"class="anchor"></a><h4class="code-header">fn <ahref="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt"class="fnname">fmt</a>(&self, f: &mut <aclass="struct"href="https://doc.rust-lang.org/nightly/core/fmt/struct.Formatter.html"title="struct core::fmt::Formatter">Formatter</a><'_>) -><aclass="type"href="https://doc.rust-lang.org/nightly/core/fmt/type.Result.html"title="type core::fmt::Result">Result</a></h4></section></summary><divclass='docblock'><p>Formats the value using the given formatter. <ahref="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt">Read more</a></p>
</div></details></div></details><detailsclass="rustdoc-toggle implementors-toggle"open><summary><sectionid="impl-Display-for-AuthenticationError%3CC%3E"class="impl has-srclink"><spanclass="rightside"><aclass="srclink"href="../../src/actix_web_httpauth/extractors/errors.rs.html#42-46">source</a></span><ahref="#impl-Display-for-AuthenticationError%3CC%3E"class="anchor"></a><h3class="code-header in-band">impl<C: <aclass="trait"href="../headers/www_authenticate/trait.Challenge.html"title="trait actix_web_httpauth::headers::www_authenticate::Challenge">Challenge</a>><aclass="trait"href="https://doc.rust-lang.org/nightly/core/fmt/trait.Display.html"title="trait core::fmt::Display">Display</a> for <aclass="struct"href="struct.AuthenticationError.html"title="struct actix_web_httpauth::extractors::AuthenticationError">AuthenticationError</a><C></h3></section></summary><divclass="impl-items"><detailsclass="rustdoc-toggle method-toggle"open><summary><sectionid="method.fmt-1"class="method trait-impl has-srclink"><spanclass="rightside"><aclass="srclink"href="../../src/actix_web_httpauth/extractors/errors.rs.html#43-45">source</a></span><ahref="#method.fmt-1"class="anchor"></a><h4class="code-header">fn <ahref="https://doc.rust-lang.org/nightly/core/fmt/trait.Display.html#tymethod.fmt"class="fnname">fmt</a>(&self, f: &mut <aclass="struct"href="https://doc.rust-lang.org/nightly/core/fmt/struct.Formatter.html"title="struct core::fmt::Formatter">Formatter</a><'_>) -><aclass="type"href="https://doc.rust-lang.org/nightly/core/fmt/type.Result.html"title="type core::fmt::Result">Result</a></h4></section></summary><divclass='docblock'><p>Formats the value using the given formatter. <ahref="https://doc.rust-lang.org/nightly/core/fmt/trait.Display.html#tymethod.fmt">Read more</a></p>
</div></details></div></details><detailsclass="rustdoc-toggle implementors-toggle"open><summary><sectionid="impl-Error-for-AuthenticationError%3CC%3E"class="impl has-srclink"><spanclass="rightside"><aclass="srclink"href="../../src/actix_web_httpauth/extractors/errors.rs.html#48">source</a></span><ahref="#impl-Error-for-AuthenticationError%3CC%3E"class="anchor"></a><h3class="code-header in-band">impl<C: <aclass="trait"href="../headers/www_authenticate/trait.Challenge.html"title="trait actix_web_httpauth::headers::www_authenticate::Challenge">Challenge</a> + 'static><aclass="trait"href="https://doc.rust-lang.org/nightly/core/error/trait.Error.html"title="trait core::error::Error">Error</a> for <aclass="struct"href="struct.AuthenticationError.html"title="struct actix_web_httpauth::extractors::AuthenticationError">AuthenticationError</a><C></h3></section></summary><divclass="impl-items"><detailsclass="rustdoc-toggle method-toggle"open><summary><sectionid="method.source"class="method trait-impl has-srclink"><spanclass="rightside"><spanclass="since"title="Stable since Rust version 1.30.0">1.30.0</span> · <aclass="srclink"href="https://doc.rust-lang.org/nightly/src/core/error.rs.html#94">source</a></span><ahref="#method.source"class="anchor"></a><h4class="code-header">fn <ahref="https://doc.rust-lang.org/nightly/core/error/trait.Error.html#method.source"class="fnname">source</a>(&self) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html"title="enum core::option::Option">Option</a><&(dyn <aclass="trait"href="https://doc.rust-lang.org/nightly/core/error/trait.Error.html"title="trait core::error::Error">Error</a> + 'static)></h4></section></summary><divclass='docblock'><p>The lower-level source of this error, if any. <ahref="https://doc.rust-lang.org/nightly/core/error/trait.Error.html#method.source">Read more</a></p>
</div></details><detailsclass="rustdoc-toggle method-toggle"open><summary><sectionid="method.description"class="method trait-impl has-srclink"><spanclass="rightside"><spanclass="since"title="Stable since Rust version 1.0.0">1.0.0</span> · <aclass="srclink"href="https://doc.rust-lang.org/nightly/src/core/error.rs.html#120">source</a></span><ahref="#method.description"class="anchor"></a><h4class="code-header">fn <ahref="https://doc.rust-lang.org/nightly/core/error/trait.Error.html#method.description"class="fnname">description</a>(&self) ->&<aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a></h4></section></summary><spanclass="item-info"><divclass="stab deprecated"><spanclass="emoji">👎</span><span>Deprecated since 1.42.0: <p>use the Display impl or to_string()</p>
</span></div></span><divclass='docblock'><ahref="https://doc.rust-lang.org/nightly/core/error/trait.Error.html#method.description">Read more</a></div></details><detailsclass="rustdoc-toggle method-toggle"open><summary><sectionid="method.cause"class="method trait-impl has-srclink"><spanclass="rightside"><spanclass="since"title="Stable since Rust version 1.0.0">1.0.0</span> · <aclass="srclink"href="https://doc.rust-lang.org/nightly/src/core/error.rs.html#130">source</a></span><ahref="#method.cause"class="anchor"></a><h4class="code-header">fn <ahref="https://doc.rust-lang.org/nightly/core/error/trait.Error.html#method.cause"class="fnname">cause</a>(&self) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html"title="enum core::option::Option">Option</a><&dyn <aclass="trait"href="https://doc.rust-lang.org/nightly/core/error/trait.Error.html"title="trait core::error::Error">Error</a>></h4></section></summary><spanclass="item-info"><divclass="stab deprecated"><spanclass="emoji">👎</span><span>Deprecated since 1.33.0: <p>replaced by Error::source, which can support downcasting</p>
</span></div></span></details><detailsclass="rustdoc-toggle method-toggle"open><summary><sectionid="method.provide"class="method trait-impl has-srclink"><spanclass="rightside"><aclass="srclink"href="https://doc.rust-lang.org/nightly/src/core/error.rs.html#204">source</a></span><ahref="#method.provide"class="anchor"></a><h4class="code-header">fn <ahref="https://doc.rust-lang.org/nightly/core/error/trait.Error.html#method.provide"class="fnname">provide</a>(&'a self, req: &mut <aclass="struct"href="https://doc.rust-lang.org/nightly/core/any/struct.Demand.html"title="struct core::any::Demand">Demand</a><'a>)</h4></section></summary><spanclass="item-info"><divclass="stab unstable"><spanclass="emoji">🔬</span><span>This is a nightly-only experimental API. (<code>error_generic_member_access</code>)</span></div></span><divclass='docblock'><p>Provides type based access to context intended for error reports. <ahref="https://doc.rust-lang.org/nightly/core/error/trait.Error.html#method.provide">Read more</a></p>
</div></details></div></details><detailsclass="rustdoc-toggle implementors-toggle"open><summary><sectionid="impl-From%3CT%3E-for-AuthenticationError%3C%3CT%20as%20AuthExtractorConfig%3E%3A%3AInner%3E"class="impl has-srclink"><spanclass="rightside"><aclass="srclink"href="../../src/actix_web_httpauth/extractors/config.rs.html#14-21">source</a></span><ahref="#impl-From%3CT%3E-for-AuthenticationError%3C%3CT%20as%20AuthExtractorConfig%3E%3A%3AInner%3E"class="anchor"></a><h3class="code-header in-band">impl<T><aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html"title="trait core::convert::From">From</a><T> for <aclass="struct"href="struct.AuthenticationError.html"title="struct actix_web_httpauth::extractors::AuthenticationError">AuthenticationError</a><<T as <aclass="trait"href="trait.AuthExtractorConfig.html"title="trait actix_web_httpauth::extractors::AuthExtractorConfig">AuthExtractorConfig</a>>::<aclass="associatedtype"href="trait.AuthExtractorConfig.html#associatedtype.Inner"title="type actix_web_httpauth::extractors::AuthExtractorConfig::Inner">Inner</a>><spanclass="where fmt-newline">where<br> T: <aclass="trait"href="trait.AuthExtractorConfig.html"title="trait actix_web_httpauth::extractors::AuthExtractorConfig">AuthExtractorConfig</a>, </span></h3></section></summary><divclass="impl-items"><detailsclass="rustdoc-toggle method-toggle"open><summary><sectionid="method.from"class="method trait-impl has-srclink"><spanclass="rightside"><aclass="srclink"href="../../src/actix_web_httpauth/extractors/config.rs.html#18-20">source</a></span><ahref="#method.from"class="anchor"></a><h4class="code-header">fn <ahref="https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from"class="fnname">from</a>(config: T) -> Self</h4></section></summary><divclass='docblock'><p>Converts to this type from the input type.</p>
</div></details></div></details><detailsclass="rustdoc-toggle implementors-toggle"open><summary><sectionid="impl-ResponseError-for-AuthenticationError%3CC%3E"class="impl has-srclink"><spanclass="rightside"><aclass="srclink"href="../../src/actix_web_httpauth/extractors/errors.rs.html#50-60">source</a></span><ahref="#impl-ResponseError-for-AuthenticationError%3CC%3E"class="anchor"></a><h3class="code-header in-band">impl<C: <aclass="trait"href="../headers/www_authenticate/trait.Challenge.html"title="trait actix_web_httpauth::headers::www_authenticate::Challenge">Challenge</a> + 'static> ResponseError for <aclass="struct"href="struct.AuthenticationError.html"title="struct actix_web_httpauth::extractors::AuthenticationError">AuthenticationError</a><C></h3></section></summary><divclass="impl-items"><detailsclass="rustdoc-toggle method-toggle"open><summary><sectionid="method.status_code"class="method trait-impl has-srclink"><spanclass="rightside"><aclass="srclink"href="../../src/actix_web_httpauth/extractors/errors.rs.html#51-53">source</a></span><ahref="#method.status_code"class="anchor"></a><h4class="code-header">fn <aclass="fnname">status_code</a>(&self) -><aclass="struct"href="https://docs.rs/http/0.2.8/http/status/struct.StatusCode.html"title="struct http::status::StatusCode">StatusCode</a></h4></section></summary><divclass='docblock'><p>Returns appropriate status code for error. <a>Read more</a></p>
</div></details><detailsclass="rustdoc-toggle method-toggle"open><summary><sectionid="method.error_response"class="method trait-impl has-srclink"><spanclass="rightside"><aclass="srclink"href="../../src/actix_web_httpauth/extractors/errors.rs.html#55-59">source</a></span><ahref="#method.error_response"class="anchor"></a><h4class="code-header">fn <aclass="fnname">error_response</a>(&self) -> HttpResponse</h4></section></summary><divclass='docblock'><p>Creates full response for error. <a>Read more</a></p>
</div></details></div></details><detailsclass="rustdoc-toggle implementors-toggle"><summary><sectionid="impl-Instrument-for-AuthenticationError%3CC%3E"class="impl has-srclink"><spanclass="rightside"><aclass="srclink"href="https://docs.rs/tracing/0.1.36/src/tracing/instrument.rs.html#276">source</a></span><ahref="#impl-Instrument-for-AuthenticationError%3CC%3E"class="anchor"></a><h3class="code-header in-band">impl<T><aclass="trait"href="https://docs.rs/tracing/0.1.36/tracing/instrument/trait.Instrument.html"title="trait tracing::instrument::Instrument">Instrument</a> for T</h3></section></summary><divclass="impl-items"><detailsclass="rustdoc-toggle method-toggle"open><summary><sectionid="method.instrument"class="method trait-impl has-srclink"><spanclass="rightside"><aclass="srclink"href="https://docs.rs/tracing/0.1.36/src/tracing/instrument.rs.html#82">source</a></span><ahref="#method.instrument"class="anchor"></a><h4class="code-header">fn <ahref="https://docs.rs/tracing/0.1.36/tracing/instrument/trait.Instrument.html#method.instrument"class="fnname">instrument</a>(self, span: <aclass="struct"href="https://docs.rs/tracing/0.1.36/tracing/span/struct.Span.html"title="struct tracing::span::Span">Span</a>) -><aclass="struct"href="https://docs.rs/tracing/0.1.36/tracing/instrument/struct.Instrumented.html"title="struct tracing::instrument::Instrumented">Instrumented</a><Self></h4></section></summary><divclass='docblock'><p>Instruments this type with the provided <ahref="https://docs.rs/tracing/0.1.36/tracing/span/struct.Span.html"title="Span"><code>Span</code></a>, returning an
</div></details><detailsclass="rustdoc-toggle method-toggle"open><summary><sectionid="method.in_current_span"class="method trait-impl has-srclink"><spanclass="rightside"><aclass="srclink"href="https://docs.rs/tracing/0.1.36/src/tracing/instrument.rs.html#121">source</a></span><ahref="#method.in_current_span"class="anchor"></a><h4class="code-header">fn <ahref="https://docs.rs/tracing/0.1.36/tracing/instrument/trait.Instrument.html#method.in_current_span"class="fnname">in_current_span</a>(self) -><aclass="struct"href="https://docs.rs/tracing/0.1.36/tracing/instrument/struct.Instrumented.html"title="struct tracing::instrument::Instrumented">Instrumented</a><Self></h4></section></summary><divclass='docblock'><p>Instruments this type with the <ahref="https://docs.rs/tracing/0.1.36/tracing/span/struct.Span.html#method.current">current</a><ahref="https://docs.rs/tracing/0.1.36/tracing/span/struct.Span.html"><code>Span</code></a>, returning an
</div></details></div></details><detailsclass="rustdoc-toggle implementors-toggle"><summary><sectionid="impl-Provider-for-AuthenticationError%3CC%3E"class="impl has-srclink"><spanclass="rightside"><aclass="srclink"href="https://doc.rust-lang.org/nightly/src/core/error.rs.html#208">source</a></span><ahref="#impl-Provider-for-AuthenticationError%3CC%3E"class="anchor"></a><h3class="code-header in-band">impl<E><aclass="trait"href="https://doc.rust-lang.org/nightly/core/any/trait.Provider.html"title="trait core::any::Provider">Provider</a> for E <spanclass="where fmt-newline">where<br> E: <aclass="trait"href="https://doc.rust-lang.org/nightly/core/error/trait.Error.html"title="trait core::error::Error">Error</a> + ?<aclass="trait"href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html"title="trait core::marker::Sized">Sized</a>, </span></h3></section></summary><divclass="impl-items"><detailsclass="rustdoc-toggle method-toggle"open><summary><sectionid="method.provide-1"class="method trait-impl has-srclink"><spanclass="rightside"><aclass="srclink"href="https://doc.rust-lang.org/nightly/src/core/error.rs.html#212">source</a></span><ahref="#method.provide-1"class="anchor"></a><h4class="code-header">fn <ahref="https://doc.rust-lang.org/nightly/core/any/trait.Provider.html#tymethod.provide"class="fnname">provide</a>(&'a self, req: &mut <aclass="struct"href="https://doc.rust-lang.org/nightly/core/any/struct.Demand.html"title="struct core::any::Demand">Demand</a><'a>)</h4></section></summary><spanclass="item-info"><divclass="stab unstable"><spanclass="emoji">🔬</span><span>This is a nightly-only experimental API. (<code>provide_any</code>)</span></div></span><divclass='docblock'><p>Data providers should implement this method to provide <em>all</em> values they are able to
provide by using <code>demand</code>. <ahref="https://doc.rust-lang.org/nightly/core/any/trait.Provider.html#tymethod.provide">Read more</a></p>
</div></details></div></details><detailsclass="rustdoc-toggle implementors-toggle"><summary><sectionid="impl-ToString-for-AuthenticationError%3CC%3E"class="impl has-srclink"><spanclass="rightside"><aclass="srclink"href="https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2500">source</a></span><ahref="#impl-ToString-for-AuthenticationError%3CC%3E"class="anchor"></a><h3class="code-header in-band">impl<T><aclass="trait"href="https://doc.rust-lang.org/nightly/alloc/string/trait.ToString.html"title="trait alloc::string::ToString">ToString</a> for T <spanclass="where fmt-newline">where<br> T: <aclass="trait"href="https://doc.rust-lang.org/nightly/core/fmt/trait.Display.html"title="trait core::fmt::Display">Display</a> + ?<aclass="trait"href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html"title="trait core::marker::Sized">Sized</a>, </span></h3></section></summary><divclass="impl-items"><detailsclass="rustdoc-toggle method-toggle"open><summary><sectionid="method.to_string"class="method trait-impl has-srclink"><spanclass="rightside"><aclass="srclink"href="https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2506">source</a></span><ahref="#method.to_string"class="anchor"></a><h4class="code-header">default fn <ahref="https://doc.rust-lang.org/nightly/alloc/string/trait.ToString.html#tymethod.to_string"class="fnname">to_string</a>(&self) -><aclass="struct"href="https://doc.rust-lang.org/nightly/alloc/string/struct.String.html"title="struct alloc::string::String">String</a></h4></section></summary><divclass='docblock'><p>Converts the given value to a <code>String</code>. <ahref="https://doc.rust-lang.org/nightly/alloc/string/trait.ToString.html#tymethod.to_string">Read more</a></p>
</div></details></div></details><detailsclass="rustdoc-toggle implementors-toggle"><summary><sectionid="impl-TryFrom%3CU%3E-for-AuthenticationError%3CC%3E"class="impl has-srclink"><spanclass="rightside"><aclass="srclink"href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#600">source</a></span><ahref="#impl-TryFrom%3CU%3E-for-AuthenticationError%3CC%3E"class="anchor"></a><h3class="code-header in-band">impl<T, U><aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><U> for T <spanclass="where fmt-newline">where<br> U: <aclass="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><divclass="impl-items"><detailsclass="rustdoc-toggle"open><summary><sectionid="associatedtype.Error-1"class="associatedtype trait-impl has-srclink"><ahref="#associatedtype.Error-1"class="anchor"></a><h4class="code-header">type <ahref="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error"class="associatedtype">Error</a> = <aclass="enum"href="https://doc.rust-lang.org/nightly/core/convert/enum.Infallible.html"title="enum core::convert::Infallible">Infallible</a></h4></section></summary><divclass='docblock'><p>The type returned in the event of a conversion error.</p>
</div></details><detailsclass="rustdoc-toggle method-toggle"open><summary><sectionid="method.try_from"class="method trait-impl has-srclink"><spanclass="rightside"><spanclass="since"title="const unstable">const: <ahref="https://github.com/rust-lang/rust/issues/88674"title="Tracking issue for const_convert">unstable</a></span> · <aclass="srclink"href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#606">source</a></span><ahref="#method.try_from"class="anchor"></a><h4class="code-header">fn <ahref="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#tymethod.try_from"class="fnname">try_from</a>(value: U) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html"title="enum core::result::Result">Result</a><T, <T as <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><U>>::<aclass="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><divclass='docblock'><p>Performs the conversion.</p>
</div></details></div></details><detailsclass="rustdoc-toggle implementors-toggle"><summary><sectionid="impl-TryInto%3CU%3E-for-AuthenticationError%3CC%3E"class="impl has-srclink"><spanclass="rightside"><aclass="srclink"href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#585">source</a></span><ahref="#impl-TryInto%3CU%3E-for-AuthenticationError%3CC%3E"class="anchor"></a><h3class="code-header in-band">impl<T, U><aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html"title="trait core::convert::TryInto">TryInto</a><U> for T <spanclass="where fmt-newline">where<br> U: <aclass="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><divclass="impl-items"><detailsclass="rustdoc-toggle"open><summary><sectionid="associatedtype.Error"class="associatedtype trait-impl has-srclink"><ahref="#associatedtype.Error"class="anchor"></a><h4class="code-header">type <ahref="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#associatedtype.Error"class="associatedtype">Error</a> = <U as <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><T>>::<aclass="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><divclass='docblock'><p>The type returned in the event of a conversion error.</p>
</div></details><detailsclass="rustdoc-toggle method-toggle"open><summary><sectionid="method.try_into"class="method trait-impl has-srclink"><spanclass="rightside"><spanclass="since"title="const unstable">const: <ahref="https://github.com/rust-lang/rust/issues/88674"title="Tracking issue for const_convert">unstable</a></span> · <aclass="srclink"href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#591">source</a></span><ahref="#method.try_into"class="anchor"></a><h4class="code-header">fn <ahref="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#tymethod.try_into"class="fnname">try_into</a>(self) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html"title="enum core::result::Result">Result</a><U, <U as <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><T>>::<aclass="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><divclass='docblock'><p>Performs the conversion.</p>
</div></details><detailsclass="rustdoc-toggle method-toggle"open><summary><sectionid="method.with_current_subscriber"class="method trait-impl has-srclink"><spanclass="rightside"><aclass="srclink"href="https://docs.rs/tracing/0.1.36/src/tracing/instrument.rs.html#221">source</a></span><ahref="#method.with_current_subscriber"class="anchor"></a><h4class="code-header">fn <ahref="https://docs.rs/tracing/0.1.36/tracing/instrument/trait.WithSubscriber.html#method.with_current_subscriber"class="fnname">with_current_subscriber</a>(self) -><aclass="struct"href="https://docs.rs/tracing/0.1.36/tracing/instrument/struct.WithDispatch.html"title="struct tracing::instrument::WithDispatch">WithDispatch</a><Self></h4></section></summary><divclass='docblock'><p>Attaches the current <ahref="https://docs.rs/tracing/0.1.36/tracing/dispatcher/index.html#setting-the-default-subscriber">default</a><ahref="https://docs.rs/tracing-core/0.1.22/tracing_core/subscriber/trait.Subscriber.html"><code>Subscriber</code></a> to this type, returning a
