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</pre><pre class="rust"><code><span class="kw">use</span> <span class="ident"><span class="kw">super</span>::AuthenticationError</span>;
<span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::headers::www_authenticate::Challenge</span>;
<span class="doccomment">/// Trait implemented for types that provides configuration</span>
<span class="doccomment">/// for the authentication [extractors].</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [extractors]: ./trait.AuthExtractor.html</span>
<span class="kw">pub</span> <span class="kw">trait</span> <span class="ident">AuthExtractorConfig</span> {
<span class="doccomment">/// Associated challenge type.</span>
<span class="kw">type</span> <span class="ident">Inner</span>: <span class="ident">Challenge</span>;
<span class="doccomment">/// Convert the config instance into a HTTP challenge.</span>
<span class="kw">fn</span> <span class="ident">into_inner</span>(<span class="self">self</span>) -> <span class="ident"><span class="self">Self</span>::Inner</span>;
}
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="ident">From</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="kw">for</span> <span class="ident">AuthenticationError</span><span class="op"><</span><span class="op"><</span><span class="ident">T</span> <span class="kw">as</span> <span class="ident">AuthExtractorConfig</span><span class="op">></span><span class="ident">::Inner</span><span class="op">></span>
<span class="kw">where</span>
<span class="ident">T</span>: <span class="ident">AuthExtractorConfig</span>,
{
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">config</span>: <span class="ident">T</span>) -> <span class="self">Self</span> {
<span class="ident">AuthenticationError::new</span>(<span class="ident">config</span>.<span class="ident">into_inner</span>())
}
}
</code></pre></div>
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