<!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="stylesheet"type="text/css"href="../../normalize.css"><linkrel="stylesheet"type="text/css"href="../../rustdoc.css"id="mainThemeStyle"><linkrel="stylesheet"type="text/css"href="../../light.css"id="themeStyle"><linkrel="stylesheet"type="text/css"href="../../dark.css"disabled><linkrel="stylesheet"type="text/css"href="../../ayu.css"disabled><scriptid="default-settings"></script><scriptsrc="../../storage.js"></script><scriptsrc="../../crates.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"><styletype="text/css">#crate-search{background-image:url("../../down-arrow.svg");}</style></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="sidebar"><divclass="sidebar-menu"role="button">☰</div><ahref='../../actix_web_httpauth/index.html'><divclass='logo-container rust-logo'><imgsrc='../../rust-logo.png'alt='logo'></div></a><h2class="location">Struct AuthenticationError</h2><divclass="sidebar-elems"><divclass="block items"><h3class="sidebar-title"><ahref="#implementations">Methods</a></h3><divclass="sidebar-links"><ahref="#method.challenge_mut">challenge_mut</a><ahref="#method.new">new</a><ahref="#method.status_code_mut">status_code_mut</a><ahref="#method.with_error">with_error</a><ahref="#method.with_error_description">with_error_description</a><ahref="#method.with_error_uri">with_error_uri</a></div><h3class="sidebar-title"><ahref="#trait-implementations">Trait Implementations</a></h3><divclass="sidebar-links"><ahref="#impl-Debug">Debug</a><ahref="#impl-Display">Display</a><ahref="#impl-Error">Error</a><ahref="#impl-From%3CT%3E">From<T></a><ahref="#impl-ResponseError">ResponseError</a></div><h3class="sidebar-title"><ahref="#synthetic-implementations">Auto Trait Implementations</a></h3><divclass="sidebar-links"><ahref="#impl-RefUnwindSafe">RefUnwindSafe</a><ahref="#impl-Send">Send</a><ahref="#impl-Sync">Sync</a><ahref="#impl-Unpin">Unpin</a><ahref="#impl-UnwindSafe">UnwindSafe</a></div><h3class="sidebar-title"><ahref="#blanket-implementations">Blanket Implementations</a></h3><divclass="sidebar-links"><ahref="#impl-Any">Any</a><ahref="#impl-Borrow%3CT%3E">Borrow<T></a><ahref="#impl-BorrowMut%3CT%3E">BorrowMut<T></a><ahref="#impl-From%3CT%3E">From<T></a><ahref="#impl-Instrument">Instrument</a><ahref="#impl-Into%3CU%3E">Into<U></a><ahref="#impl-Same%3CT%3E">Same<T></a><ahref="#impl-ToString">ToString</a><ahref="#impl-TryFrom%3CU%3E">TryFrom<U></a><ahref="#impl-TryInto%3CU%3E">TryInto<U></a><ahref="#impl-VZip%3CV%3E">VZip<V></a><ahref="#impl-WithSubscriber">WithSubscriber</a></div></div><h2class="location">Other items in<br><ahref="../index.html">actix_web_httpauth</a>::<wbr><ahref="index.html">extractors</a></h2><divid="sidebar-vars"data-name="AuthenticationError"data-ty="struct"data-relpath=""></div><scriptdefersrc="sidebar-items.js"></script></div></nav><divclass="theme-picker"><buttonid="theme-picker"aria-label="Pick another theme!"aria-haspopup="menu"title="themes"><imgwidth="18"height="18"alt="Pick another theme!"src="../../brush.svg"></button><divid="theme-choices"role="menu"></div></div><navclass="sub"><formclass="search-form"><divclass="search-container"><div><selectid="crate-search"><opt
</div></details></div></details><detailsclass="rustdoc-toggle implementors-toggle"open><summary><divid="impl-Error"class="impl has-srclink"><divclass="rightside"><aclass="srclink"href="../../src/actix_web_httpauth/extractors/errors.rs.html#51"title="goto source code">[src]</a></div><ahref="#impl-Error"class="anchor"></a><h3class="code-header in-band">impl<C: 'static + <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/std/error/trait.Error.html"title="trait std::error::Error">Error</a> for <aclass="struct"href="struct.AuthenticationError.html"title="struct actix_web_httpauth::extractors::AuthenticationError">AuthenticationError</a><C></h3></div></summary><divclass="impl-items"><detailsclass="rustdoc-toggle method-toggle"open><summary><divid="method.source"class="method trait-impl has-srclink"><divclass="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/std/error.rs.html#107"title="goto source code">[src]</a></div><ahref="#method.source"class="anchor"></a><h4class="code-header">fn <ahref="https://doc.rust-lang.org/nightly/std/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/std/error/trait.Error.html"title="trait std::error::Error">Error</a> + 'static)></h4></div></summary><divclass='docblock'><p>The lower-level source of this error, if any. <ahref="https://doc.rust-lang.org/nightly/std/error/trait.Error.html#method.source">Read more</a></p>
</div></details><detailsclass="rustdoc-toggle method-toggle"open><summary><divid="method.backtrace"class="method trait-impl has-srclink"><divclass="rightside"><aclass="srclink"href="https://doc.rust-lang.org/nightly/src/std/error.rs.html#135"title="goto source code">[src]</a></div><ahref="#method.backtrace"class="anchor"></a><h4class="code-header">fn <ahref="https://doc.rust-lang.org/nightly/std/error/trait.Error.html#method.backtrace"class="fnname">backtrace</a>(&self) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html"title="enum core::option::Option">Option</a><&<aclass="struct"href="https://doc.rust-lang.org/nightly/std/backtrace/struct.Backtrace.html"title="struct std::backtrace::Backtrace">Backtrace</a>></h4></div></summary><divclass="item-info"><divclass="stab unstable"><spanclass="emoji">🔬</span> This is a nightly-only experimental API. (<code>backtrace</code>)</div></div><divclass='docblock'><p>Returns a stack backtrace, if available, of where this error occurred. <ahref="https://doc.rust-lang.org/nightly/std/error/trait.Error.html#method.backtrace">Read more</a></p>
</div></details><detailsclass="rustdoc-toggle method-toggle"open><summary><divid="method.description"class="method trait-impl has-srclink"><divclass="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/std/error.rs.html#147"title="goto source code">[src]</a></div><ahref="#method.description"class="anchor"></a><h4class="code-header">fn <ahref="https://doc.rust-lang.org/nightly/std/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></div></summary><divclass="item-info"><divclass="stab deprecated"><spanclass="emoji">👎</span> Deprecated since 1.42.0: <p>use the Display impl or to_string()</p>
</div></div><divclass='docblock'><ahref="https://doc.rust-lang.org/nightly/std/error/trait.Error.html#method.description">Read more</a></div></details><detailsclass="rustdoc-toggle method-toggle"open><summary><divid="method.cause"class="method trait-impl has-srclink"><divclass="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/std/error.rs.html#157"title="goto source code">[src]</a></div><ahref="#method.cause"class="anchor"></a><h4class="code-header">fn <ahref="https://doc.rust-lang.org/nightly/std/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/std/error/trait.Error.html"title="trait std::error::Error">Error</a>></h4></div></summary><divclass="item-info"><divclass="stab deprecated"><spanclass="emoji">👎</span> Deprecated since 1.33.0: <p>replaced by Error::source, which can support downcasting</p>
</div></details></div></details><detailsclass="rustdoc-toggle implementors-toggle"open><summary><divid="impl-Instrument"class="impl has-srclink"><divclass="rightside"><aclass="srclink"href="https://docs.rs/tracing/0.1.29/src/tracing/instrument.rs.html#276"title="goto source code">[src]</a></div><ahref="#impl-Instrument"class="anchor"></a><h3class="code-header in-band">impl<T><aclass="trait"href="https://docs.rs/tracing/0.1.29/tracing/instrument/trait.Instrument.html"title="trait tracing::instrument::Instrument">Instrument</a> for T</h3></div></summary><divclass="impl-items"><detailsclass="rustdoc-toggle method-toggle"open><summary><divid="method.instrument"class="method trait-impl has-srclink"><divclass="rightside"><aclass="srclink"href="https://docs.rs/tracing/0.1.29/src/tracing/instrument.rs.html#82"title="goto source code">[src]</a></div><ahref="#method.instrument"class="anchor"></a><h4class="code-header">fn <ahref="https://docs.rs/tracing/0.1.29/tracing/instrument/trait.Instrument.html#method.instrument"class="fnname">instrument</a>(self, span: <aclass="struct"href="https://docs.rs/tracing/0.1.29/tracing/span/struct.Span.html"title="struct tracing::span::Span">Span</a>) -><aclass="struct"href="https://docs.rs/tracing/0.1.29/tracing/instrument/struct.Instrumented.html"title="struct tracing::instrument::Instrumented">Instrumented</a><Self></h4></div></summary><divclass='docblock'><p>Instruments this type with the provided <ahref="https://docs.rs/tracing/0.1.29/tracing/span/struct.Span.html"title="Span"><code>Span</code></a>, returning an
</div></details><detailsclass="rustdoc-toggle method-toggle"open><summary><divid="method.in_current_span"class="method trait-impl has-srclink"><divclass="rightside"><aclass="srclink"href="https://docs.rs/tracing/0.1.29/src/tracing/instrument.rs.html#121"title="goto source code">[src]</a></div><ahref="#method.in_current_span"class="anchor"></a><h4class="code-header">fn <ahref="https://docs.rs/tracing/0.1.29/tracing/instrument/trait.Instrument.html#method.in_current_span"class="fnname">in_current_span</a>(self) -><aclass="struct"href="https://docs.rs/tracing/0.1.29/tracing/instrument/struct.Instrumented.html"title="struct tracing::instrument::Instrumented">Instrumented</a><Self></h4></div></summary><divclass='docblock'><p>Instruments this type with the <ahref="https://docs.rs/tracing/0.1.29/tracing/span/struct.Span.html#method.current">current</a><ahref="https://docs.rs/tracing/0.1.29/tracing/span/struct.Span.html"><code>Span</code></a>, returning an
</div></details></div></details><detailsclass="rustdoc-toggle implementors-toggle"open><summary><divid="impl-ToString"class="impl has-srclink"><divclass="rightside"><aclass="srclink"href="https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2372-2386"title="goto source code">[src]</a></div><ahref="#impl-ToString"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></div></summary><divclass="impl-items"><detailsclass="rustdoc-toggle method-toggle"open><summary><divid="method.to_string"class="method trait-impl has-srclink"><divclass="rightside"><aclass="srclink"href="https://doc.rust-lang.org/nightly/src/alloc/string.rs.html#2378"title="goto source code">[src]</a></div><ahref="#method.to_string"class="anchor"></a><h4class="code-header">pub 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></div></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"open><summary><divid="impl-TryFrom%3CU%3E"class="impl has-srclink"><divclass="rightside"><aclass="srclink"href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#583-592"title="goto source code">[src]</a></div><ahref="#impl-TryFrom%3CU%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></div></summary><divclass="impl-items"><detailsclass="rustdoc-toggle"open><summary><divid="associatedtype.Error"class="type trait-impl has-srclink"><ahref="#associatedtype.Error"class="anchor"></a><h4class="code-header">type <ahref="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error"class="type">Error</a> = <aclass="enum"href="https://doc.rust-lang.org/nightly/core/convert/enum.Infallible.html"title="enum core::convert::Infallible">Infallible</a></h4></div></summary><divclass='docblock'><p>The type returned in the event of a conversion error.</p>
</div></details><detailsclass="rustdoc-toggle method-toggle"open><summary><divid="method.try_from"class="method trait-impl has-srclink"><divclass="rightside"><aclass="srclink"href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#589"title="goto source code">[src]</a></div><ahref="#method.try_from"class="anchor"></a><h4class="code-header">pub 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="type"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error"title="type core::convert::TryFrom::Error">Error</a>></h4></div></summary><divclass='docblock'><p>Performs the conversion.</p>
</div></details></div></details><detailsclass="rustdoc-toggle implementors-toggle"open><summary><divid="impl-TryInto%3CU%3E"class="impl has-srclink"><divclass="rightside"><aclass="srclink"href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#569-578"title="goto source code">[src]</a></div><ahref="#impl-TryInto%3CU%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></div></summary><divclass="impl-items"><detailsclass="rustdoc-toggle"open><summary><divid="associatedtype.Error-1"class="type 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.TryInto.html#associatedtype.Error"class="type">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="type"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error"title="type core::convert::TryFrom::Error">Error</a></h4></div></summary><divclass='docblock'><p>The type returned in the event of a conversion error.</p>
</div></details><detailsclass="rustdoc-toggle method-toggle"open><summary><divid="method.try_into"class="method trait-impl has-srclink"><divclass="rightside"><aclass="srclink"href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#575"title="goto source code">[src]</a></div><ahref="#method.try_into"class="anchor"></a><h4class="code-header">pub 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="type"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error"title="type core::convert::TryFrom::Error">Error</a>></h4></div></summary><divclass='docblock'><p>Performs the conversion.</p>
</div></details><detailsclass="rustdoc-toggle method-toggle"open><summary><divid="method.with_current_subscriber"class="method trait-impl has-srclink"><divclass="rightside"><aclass="srclink"href="https://docs.rs/tracing/0.1.29/src/tracing/instrument.rs.html#221"title="goto source code">[src]</a></div><ahref="#method.with_current_subscriber"class="anchor"></a><h4class="code-header">fn <ahref="https://docs.rs/tracing/0.1.29/tracing/instrument/trait.WithSubscriber.html#method.with_current_subscriber"class="fnname">with_current_subscriber</a>(self) -><aclass="struct"href="https://docs.rs/tracing/0.1.29/tracing/instrument/struct.WithDispatch.html"title="struct tracing::instrument::WithDispatch">WithDispatch</a><Self></h4></div></summary><divclass='docblock'><p>Attaches the current <ahref="https://docs.rs/tracing/0.1.29/tracing/dispatcher/index.html#setting-the-default-subscriber">default</a><ahref="https://docs.rs/tracing-core/0.1.21/tracing_core/subscriber/trait.Subscriber.html"><code>Subscriber</code></a> to this type, returning a
