1337 lines
96 KiB
HTML
1337 lines
96 KiB
HTML
<!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="Source to the Rust file `/Users/sambuc/.cargo/registry/src/github.com-1ecc6299db9ec823/actix-web-1.0.9/src/responder.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>responder.rs.html -- source</title><link rel="stylesheet" type="text/css" href="../../normalize.css"><link rel="stylesheet" type="text/css" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../dark.css"><link rel="stylesheet" type="text/css" href="../../light.css" id="themeStyle"><script src="../../storage.js"></script><noscript><link rel="stylesheet" href="../../noscript.css"></noscript><link rel="shortcut icon" href="../../favicon.ico"><style type="text/css">#crate-search{background-image:url("../../down-arrow.svg");}</style></head><body class="rustdoc source"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">☰</div><a href='../../actix_web/index.html'><div class='logo-container'><img src='../../rust-logo.png' alt='logo'></div></a></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../../theme.js"></script><nav class="sub"><form class="search-form"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input" name="search" disabled autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"></div><a id="settings-menu" href="../../settings.html"><img src="../../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><pre class="line-numbers"><span id="1"> 1</span>
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<span id="421">421</span>
|
||
<span id="422">422</span>
|
||
<span id="423">423</span>
|
||
<span id="424">424</span>
|
||
<span id="425">425</span>
|
||
<span id="426">426</span>
|
||
<span id="427">427</span>
|
||
<span id="428">428</span>
|
||
<span id="429">429</span>
|
||
<span id="430">430</span>
|
||
<span id="431">431</span>
|
||
<span id="432">432</span>
|
||
<span id="433">433</span>
|
||
<span id="434">434</span>
|
||
<span id="435">435</span>
|
||
<span id="436">436</span>
|
||
<span id="437">437</span>
|
||
<span id="438">438</span>
|
||
<span id="439">439</span>
|
||
<span id="440">440</span>
|
||
<span id="441">441</span>
|
||
<span id="442">442</span>
|
||
<span id="443">443</span>
|
||
<span id="444">444</span>
|
||
<span id="445">445</span>
|
||
<span id="446">446</span>
|
||
<span id="447">447</span>
|
||
<span id="448">448</span>
|
||
<span id="449">449</span>
|
||
<span id="450">450</span>
|
||
<span id="451">451</span>
|
||
<span id="452">452</span>
|
||
<span id="453">453</span>
|
||
<span id="454">454</span>
|
||
<span id="455">455</span>
|
||
<span id="456">456</span>
|
||
<span id="457">457</span>
|
||
<span id="458">458</span>
|
||
<span id="459">459</span>
|
||
<span id="460">460</span>
|
||
<span id="461">461</span>
|
||
<span id="462">462</span>
|
||
<span id="463">463</span>
|
||
<span id="464">464</span>
|
||
<span id="465">465</span>
|
||
<span id="466">466</span>
|
||
<span id="467">467</span>
|
||
<span id="468">468</span>
|
||
<span id="469">469</span>
|
||
<span id="470">470</span>
|
||
<span id="471">471</span>
|
||
<span id="472">472</span>
|
||
<span id="473">473</span>
|
||
<span id="474">474</span>
|
||
<span id="475">475</span>
|
||
<span id="476">476</span>
|
||
<span id="477">477</span>
|
||
<span id="478">478</span>
|
||
<span id="479">479</span>
|
||
<span id="480">480</span>
|
||
<span id="481">481</span>
|
||
<span id="482">482</span>
|
||
<span id="483">483</span>
|
||
<span id="484">484</span>
|
||
<span id="485">485</span>
|
||
<span id="486">486</span>
|
||
<span id="487">487</span>
|
||
<span id="488">488</span>
|
||
<span id="489">489</span>
|
||
<span id="490">490</span>
|
||
<span id="491">491</span>
|
||
<span id="492">492</span>
|
||
<span id="493">493</span>
|
||
<span id="494">494</span>
|
||
<span id="495">495</span>
|
||
<span id="496">496</span>
|
||
<span id="497">497</span>
|
||
<span id="498">498</span>
|
||
<span id="499">499</span>
|
||
<span id="500">500</span>
|
||
<span id="501">501</span>
|
||
<span id="502">502</span>
|
||
<span id="503">503</span>
|
||
<span id="504">504</span>
|
||
<span id="505">505</span>
|
||
<span id="506">506</span>
|
||
<span id="507">507</span>
|
||
<span id="508">508</span>
|
||
<span id="509">509</span>
|
||
<span id="510">510</span>
|
||
<span id="511">511</span>
|
||
<span id="512">512</span>
|
||
<span id="513">513</span>
|
||
<span id="514">514</span>
|
||
<span id="515">515</span>
|
||
<span id="516">516</span>
|
||
<span id="517">517</span>
|
||
<span id="518">518</span>
|
||
<span id="519">519</span>
|
||
<span id="520">520</span>
|
||
<span id="521">521</span>
|
||
<span id="522">522</span>
|
||
<span id="523">523</span>
|
||
<span id="524">524</span>
|
||
<span id="525">525</span>
|
||
<span id="526">526</span>
|
||
<span id="527">527</span>
|
||
<span id="528">528</span>
|
||
<span id="529">529</span>
|
||
<span id="530">530</span>
|
||
<span id="531">531</span>
|
||
<span id="532">532</span>
|
||
<span id="533">533</span>
|
||
<span id="534">534</span>
|
||
<span id="535">535</span>
|
||
<span id="536">536</span>
|
||
<span id="537">537</span>
|
||
<span id="538">538</span>
|
||
<span id="539">539</span>
|
||
<span id="540">540</span>
|
||
<span id="541">541</span>
|
||
<span id="542">542</span>
|
||
<span id="543">543</span>
|
||
<span id="544">544</span>
|
||
<span id="545">545</span>
|
||
<span id="546">546</span>
|
||
<span id="547">547</span>
|
||
<span id="548">548</span>
|
||
<span id="549">549</span>
|
||
<span id="550">550</span>
|
||
<span id="551">551</span>
|
||
<span id="552">552</span>
|
||
<span id="553">553</span>
|
||
<span id="554">554</span>
|
||
<span id="555">555</span>
|
||
<span id="556">556</span>
|
||
<span id="557">557</span>
|
||
<span id="558">558</span>
|
||
<span id="559">559</span>
|
||
<span id="560">560</span>
|
||
<span id="561">561</span>
|
||
<span id="562">562</span>
|
||
<span id="563">563</span>
|
||
<span id="564">564</span>
|
||
<span id="565">565</span>
|
||
<span id="566">566</span>
|
||
<span id="567">567</span>
|
||
<span id="568">568</span>
|
||
<span id="569">569</span>
|
||
<span id="570">570</span>
|
||
<span id="571">571</span>
|
||
<span id="572">572</span>
|
||
<span id="573">573</span>
|
||
<span id="574">574</span>
|
||
<span id="575">575</span>
|
||
<span id="576">576</span>
|
||
<span id="577">577</span>
|
||
<span id="578">578</span>
|
||
<span id="579">579</span>
|
||
<span id="580">580</span>
|
||
<span id="581">581</span>
|
||
<span id="582">582</span>
|
||
<span id="583">583</span>
|
||
<span id="584">584</span>
|
||
<span id="585">585</span>
|
||
<span id="586">586</span>
|
||
<span id="587">587</span>
|
||
<span id="588">588</span>
|
||
<span id="589">589</span>
|
||
<span id="590">590</span>
|
||
<span id="591">591</span>
|
||
<span id="592">592</span>
|
||
<span id="593">593</span>
|
||
<span id="594">594</span>
|
||
<span id="595">595</span>
|
||
<span id="596">596</span>
|
||
<span id="597">597</span>
|
||
<span id="598">598</span>
|
||
<span id="599">599</span>
|
||
<span id="600">600</span>
|
||
<span id="601">601</span>
|
||
<span id="602">602</span>
|
||
<span id="603">603</span>
|
||
<span id="604">604</span>
|
||
<span id="605">605</span>
|
||
<span id="606">606</span>
|
||
<span id="607">607</span>
|
||
<span id="608">608</span>
|
||
<span id="609">609</span>
|
||
<span id="610">610</span>
|
||
<span id="611">611</span>
|
||
<span id="612">612</span>
|
||
<span id="613">613</span>
|
||
<span id="614">614</span>
|
||
<span id="615">615</span>
|
||
<span id="616">616</span>
|
||
<span id="617">617</span>
|
||
<span id="618">618</span>
|
||
<span id="619">619</span>
|
||
<span id="620">620</span>
|
||
<span id="621">621</span>
|
||
<span id="622">622</span>
|
||
<span id="623">623</span>
|
||
<span id="624">624</span>
|
||
<span id="625">625</span>
|
||
<span id="626">626</span>
|
||
<span id="627">627</span>
|
||
<span id="628">628</span>
|
||
<span id="629">629</span>
|
||
<span id="630">630</span>
|
||
<span id="631">631</span>
|
||
<span id="632">632</span>
|
||
<span id="633">633</span>
|
||
<span id="634">634</span>
|
||
<span id="635">635</span>
|
||
<span id="636">636</span>
|
||
<span id="637">637</span>
|
||
<span id="638">638</span>
|
||
<span id="639">639</span>
|
||
<span id="640">640</span>
|
||
<span id="641">641</span>
|
||
<span id="642">642</span>
|
||
<span id="643">643</span>
|
||
<span id="644">644</span>
|
||
<span id="645">645</span>
|
||
<span id="646">646</span>
|
||
<span id="647">647</span>
|
||
<span id="648">648</span>
|
||
<span id="649">649</span>
|
||
<span id="650">650</span>
|
||
<span id="651">651</span>
|
||
<span id="652">652</span>
|
||
<span id="653">653</span>
|
||
<span id="654">654</span>
|
||
<span id="655">655</span>
|
||
<span id="656">656</span>
|
||
<span id="657">657</span>
|
||
<span id="658">658</span>
|
||
<span id="659">659</span>
|
||
<span id="660">660</span>
|
||
<span id="661">661</span>
|
||
<span id="662">662</span>
|
||
<span id="663">663</span>
|
||
<span id="664">664</span>
|
||
<span id="665">665</span>
|
||
<span id="666">666</span>
|
||
<span id="667">667</span>
|
||
</pre><div class="example-wrap"><pre class="rust ">
|
||
<span class="kw">use</span> <span class="ident">actix_http</span>::<span class="ident">error</span>::<span class="ident">InternalError</span>;
|
||
<span class="kw">use</span> <span class="ident">actix_http</span>::<span class="ident">http</span>::{
|
||
<span class="ident">header</span>::<span class="ident">IntoHeaderValue</span>, <span class="ident">Error</span> <span class="kw">as</span> <span class="ident">HttpError</span>, <span class="ident">HeaderMap</span>, <span class="ident">HeaderName</span>, <span class="ident">HttpTryFrom</span>,
|
||
<span class="ident">StatusCode</span>,
|
||
};
|
||
<span class="kw">use</span> <span class="ident">actix_http</span>::{<span class="ident">Error</span>, <span class="ident">Response</span>, <span class="ident">ResponseBuilder</span>};
|
||
<span class="kw">use</span> <span class="ident">bytes</span>::{<span class="ident">Bytes</span>, <span class="ident">BytesMut</span>};
|
||
<span class="kw">use</span> <span class="ident">futures</span>::<span class="ident">future</span>::{<span class="ident">err</span>, <span class="ident">ok</span>, <span class="ident">Either</span> <span class="kw">as</span> <span class="ident">EitherFuture</span>, <span class="ident">FutureResult</span>};
|
||
<span class="kw">use</span> <span class="ident">futures</span>::{<span class="ident">try_ready</span>, <span class="ident">Async</span>, <span class="ident">Future</span>, <span class="ident">IntoFuture</span>, <span class="ident">Poll</span>};
|
||
|
||
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">request</span>::<span class="ident">HttpRequest</span>;
|
||
|
||
<span class="doccomment">/// Trait implemented by types that can be converted to a http response.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// Types that implement this trait can be used as the return type of a handler.</span>
|
||
<span class="kw">pub</span> <span class="kw">trait</span> <span class="ident">Responder</span> {
|
||
<span class="doccomment">/// The associated error which can be returned.</span>
|
||
<span class="kw">type</span> <span class="ident">Error</span>: <span class="ident">Into</span><span class="op"><</span><span class="ident">Error</span><span class="op">></span>;
|
||
|
||
<span class="doccomment">/// The future response value.</span>
|
||
<span class="kw">type</span> <span class="ident">Future</span>: <span class="ident">IntoFuture</span><span class="op"><</span><span class="ident">Item</span> <span class="op">=</span> <span class="ident">Response</span>, <span class="ident">Error</span> <span class="op">=</span> <span class="self">Self</span>::<span class="ident">Error</span><span class="op">></span>;
|
||
|
||
<span class="doccomment">/// Convert itself to `AsyncResult` or `Error`.</span>
|
||
<span class="kw">fn</span> <span class="ident">respond_to</span>(<span class="self">self</span>, <span class="ident">req</span>: <span class="kw-2">&</span><span class="ident">HttpRequest</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span>::<span class="ident">Future</span>;
|
||
|
||
<span class="doccomment">/// Override a status code for a Responder.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// ```rust</span>
|
||
<span class="doccomment">/// use actix_web::{HttpRequest, Responder, http::StatusCode};</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// fn index(req: HttpRequest) -> impl Responder {</span>
|
||
<span class="doccomment">/// "Welcome!".with_status(StatusCode::OK)</span>
|
||
<span class="doccomment">/// }</span>
|
||
<span class="doccomment">/// # fn main() {}</span>
|
||
<span class="doccomment">/// ```</span>
|
||
<span class="kw">fn</span> <span class="ident">with_status</span>(<span class="self">self</span>, <span class="ident">status</span>: <span class="ident">StatusCode</span>) <span class="op">-</span><span class="op">></span> <span class="ident">CustomResponder</span><span class="op"><</span><span class="self">Self</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="self">Self</span>: <span class="ident">Sized</span>,
|
||
{
|
||
<span class="ident">CustomResponder</span>::<span class="ident">new</span>(<span class="self">self</span>).<span class="ident">with_status</span>(<span class="ident">status</span>)
|
||
}
|
||
|
||
<span class="doccomment">/// Add header to the Responder's response.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// ```rust</span>
|
||
<span class="doccomment">/// use actix_web::{web, HttpRequest, Responder};</span>
|
||
<span class="doccomment">/// use serde::Serialize;</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// #[derive(Serialize)]</span>
|
||
<span class="doccomment">/// struct MyObj {</span>
|
||
<span class="doccomment">/// name: String,</span>
|
||
<span class="doccomment">/// }</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// fn index(req: HttpRequest) -> impl Responder {</span>
|
||
<span class="doccomment">/// web::Json(</span>
|
||
<span class="doccomment">/// MyObj{name: "Name".to_string()}</span>
|
||
<span class="doccomment">/// )</span>
|
||
<span class="doccomment">/// .with_header("x-version", "1.2.3")</span>
|
||
<span class="doccomment">/// }</span>
|
||
<span class="doccomment">/// # fn main() {}</span>
|
||
<span class="doccomment">/// ```</span>
|
||
<span class="kw">fn</span> <span class="ident">with_header</span><span class="op"><</span><span class="ident">K</span>, <span class="ident">V</span><span class="op">></span>(<span class="self">self</span>, <span class="ident">key</span>: <span class="ident">K</span>, <span class="ident">value</span>: <span class="ident">V</span>) <span class="op">-</span><span class="op">></span> <span class="ident">CustomResponder</span><span class="op"><</span><span class="self">Self</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="self">Self</span>: <span class="ident">Sized</span>,
|
||
<span class="ident">HeaderName</span>: <span class="ident">HttpTryFrom</span><span class="op"><</span><span class="ident">K</span><span class="op">></span>,
|
||
<span class="ident">V</span>: <span class="ident">IntoHeaderValue</span>,
|
||
{
|
||
<span class="ident">CustomResponder</span>::<span class="ident">new</span>(<span class="self">self</span>).<span class="ident">with_header</span>(<span class="ident">key</span>, <span class="ident">value</span>)
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">Responder</span> <span class="kw">for</span> <span class="ident">Response</span> {
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span>;
|
||
<span class="kw">type</span> <span class="ident">Future</span> <span class="op">=</span> <span class="ident">FutureResult</span><span class="op"><</span><span class="ident">Response</span>, <span class="ident">Error</span><span class="op">></span>;
|
||
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">respond_to</span>(<span class="self">self</span>, <span class="kw">_</span>: <span class="kw-2">&</span><span class="ident">HttpRequest</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span>::<span class="ident">Future</span> {
|
||
<span class="ident">ok</span>(<span class="self">self</span>)
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="ident">Responder</span> <span class="kw">for</span> <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">T</span>: <span class="ident">Responder</span>,
|
||
{
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">T</span>::<span class="ident">Error</span>;
|
||
<span class="kw">type</span> <span class="ident">Future</span> <span class="op">=</span> <span class="ident">EitherFuture</span><span class="op"><</span>
|
||
<span class="op"><</span><span class="ident">T</span>::<span class="ident">Future</span> <span class="kw">as</span> <span class="ident">IntoFuture</span><span class="op">></span>::<span class="ident">Future</span>,
|
||
<span class="ident">FutureResult</span><span class="op"><</span><span class="ident">Response</span>, <span class="ident">T</span>::<span class="ident">Error</span><span class="op">></span>,
|
||
<span class="op">></span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">respond_to</span>(<span class="self">self</span>, <span class="ident">req</span>: <span class="kw-2">&</span><span class="ident">HttpRequest</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span>::<span class="ident">Future</span> {
|
||
<span class="kw">match</span> <span class="self">self</span> {
|
||
<span class="prelude-val">Some</span>(<span class="ident">t</span>) <span class="op">=</span><span class="op">></span> <span class="ident">EitherFuture</span>::<span class="ident">A</span>(<span class="ident">t</span>.<span class="ident">respond_to</span>(<span class="ident">req</span>).<span class="ident">into_future</span>()),
|
||
<span class="prelude-val">None</span> <span class="op">=</span><span class="op">></span> <span class="ident">EitherFuture</span>::<span class="ident">B</span>(<span class="ident">ok</span>(<span class="ident">Response</span>::<span class="ident">build</span>(<span class="ident">StatusCode</span>::<span class="ident">NOT_FOUND</span>).<span class="ident">finish</span>())),
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">E</span><span class="op">></span> <span class="ident">Responder</span> <span class="kw">for</span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">E</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">T</span>: <span class="ident">Responder</span>,
|
||
<span class="ident">E</span>: <span class="ident">Into</span><span class="op"><</span><span class="ident">Error</span><span class="op">></span>,
|
||
{
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span>;
|
||
<span class="kw">type</span> <span class="ident">Future</span> <span class="op">=</span> <span class="ident">EitherFuture</span><span class="op"><</span>
|
||
<span class="ident">ResponseFuture</span><span class="op"><</span><span class="op"><</span><span class="ident">T</span>::<span class="ident">Future</span> <span class="kw">as</span> <span class="ident">IntoFuture</span><span class="op">></span>::<span class="ident">Future</span><span class="op">></span>,
|
||
<span class="ident">FutureResult</span><span class="op"><</span><span class="ident">Response</span>, <span class="ident">Error</span><span class="op">></span>,
|
||
<span class="op">></span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">respond_to</span>(<span class="self">self</span>, <span class="ident">req</span>: <span class="kw-2">&</span><span class="ident">HttpRequest</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span>::<span class="ident">Future</span> {
|
||
<span class="kw">match</span> <span class="self">self</span> {
|
||
<span class="prelude-val">Ok</span>(<span class="ident">val</span>) <span class="op">=</span><span class="op">></span> {
|
||
<span class="ident">EitherFuture</span>::<span class="ident">A</span>(<span class="ident">ResponseFuture</span>::<span class="ident">new</span>(<span class="ident">val</span>.<span class="ident">respond_to</span>(<span class="ident">req</span>).<span class="ident">into_future</span>()))
|
||
}
|
||
<span class="prelude-val">Err</span>(<span class="ident">e</span>) <span class="op">=</span><span class="op">></span> <span class="ident">EitherFuture</span>::<span class="ident">B</span>(<span class="ident">err</span>(<span class="ident">e</span>.<span class="ident">into</span>())),
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">Responder</span> <span class="kw">for</span> <span class="ident">ResponseBuilder</span> {
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span>;
|
||
<span class="kw">type</span> <span class="ident">Future</span> <span class="op">=</span> <span class="ident">FutureResult</span><span class="op"><</span><span class="ident">Response</span>, <span class="ident">Error</span><span class="op">></span>;
|
||
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">respond_to</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="kw">_</span>: <span class="kw-2">&</span><span class="ident">HttpRequest</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span>::<span class="ident">Future</span> {
|
||
<span class="ident">ok</span>(<span class="self">self</span>.<span class="ident">finish</span>())
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">Responder</span> <span class="kw">for</span> () {
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span>;
|
||
<span class="kw">type</span> <span class="ident">Future</span> <span class="op">=</span> <span class="ident">FutureResult</span><span class="op"><</span><span class="ident">Response</span>, <span class="ident">Error</span><span class="op">></span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">respond_to</span>(<span class="self">self</span>, <span class="kw">_</span>: <span class="kw-2">&</span><span class="ident">HttpRequest</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span>::<span class="ident">Future</span> {
|
||
<span class="ident">ok</span>(<span class="ident">Response</span>::<span class="ident">build</span>(<span class="ident">StatusCode</span>::<span class="ident">OK</span>).<span class="ident">finish</span>())
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="ident">Responder</span> <span class="kw">for</span> (<span class="ident">T</span>, <span class="ident">StatusCode</span>)
|
||
<span class="kw">where</span>
|
||
<span class="ident">T</span>: <span class="ident">Responder</span>,
|
||
{
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">T</span>::<span class="ident">Error</span>;
|
||
<span class="kw">type</span> <span class="ident">Future</span> <span class="op">=</span> <span class="ident">CustomResponderFut</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">respond_to</span>(<span class="self">self</span>, <span class="ident">req</span>: <span class="kw-2">&</span><span class="ident">HttpRequest</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span>::<span class="ident">Future</span> {
|
||
<span class="ident">CustomResponderFut</span> {
|
||
<span class="ident">fut</span>: <span class="self">self</span>.<span class="number">0</span>.<span class="ident">respond_to</span>(<span class="ident">req</span>).<span class="ident">into_future</span>(),
|
||
<span class="ident">status</span>: <span class="prelude-val">Some</span>(<span class="self">self</span>.<span class="number">1</span>),
|
||
<span class="ident">headers</span>: <span class="prelude-val">None</span>,
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">Responder</span> <span class="kw">for</span> <span class="kw-2">&</span><span class="lifetime">'static</span> <span class="ident">str</span> {
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span>;
|
||
<span class="kw">type</span> <span class="ident">Future</span> <span class="op">=</span> <span class="ident">FutureResult</span><span class="op"><</span><span class="ident">Response</span>, <span class="ident">Error</span><span class="op">></span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">respond_to</span>(<span class="self">self</span>, <span class="kw">_</span>: <span class="kw-2">&</span><span class="ident">HttpRequest</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span>::<span class="ident">Future</span> {
|
||
<span class="ident">ok</span>(<span class="ident">Response</span>::<span class="ident">build</span>(<span class="ident">StatusCode</span>::<span class="ident">OK</span>)
|
||
.<span class="ident">content_type</span>(<span class="string">"text/plain; charset=utf-8"</span>)
|
||
.<span class="ident">body</span>(<span class="self">self</span>))
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">Responder</span> <span class="kw">for</span> <span class="kw-2">&</span><span class="lifetime">'static</span> [<span class="ident">u8</span>] {
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span>;
|
||
<span class="kw">type</span> <span class="ident">Future</span> <span class="op">=</span> <span class="ident">FutureResult</span><span class="op"><</span><span class="ident">Response</span>, <span class="ident">Error</span><span class="op">></span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">respond_to</span>(<span class="self">self</span>, <span class="kw">_</span>: <span class="kw-2">&</span><span class="ident">HttpRequest</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span>::<span class="ident">Future</span> {
|
||
<span class="ident">ok</span>(<span class="ident">Response</span>::<span class="ident">build</span>(<span class="ident">StatusCode</span>::<span class="ident">OK</span>)
|
||
.<span class="ident">content_type</span>(<span class="string">"application/octet-stream"</span>)
|
||
.<span class="ident">body</span>(<span class="self">self</span>))
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">Responder</span> <span class="kw">for</span> <span class="ident">String</span> {
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span>;
|
||
<span class="kw">type</span> <span class="ident">Future</span> <span class="op">=</span> <span class="ident">FutureResult</span><span class="op"><</span><span class="ident">Response</span>, <span class="ident">Error</span><span class="op">></span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">respond_to</span>(<span class="self">self</span>, <span class="kw">_</span>: <span class="kw-2">&</span><span class="ident">HttpRequest</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span>::<span class="ident">Future</span> {
|
||
<span class="ident">ok</span>(<span class="ident">Response</span>::<span class="ident">build</span>(<span class="ident">StatusCode</span>::<span class="ident">OK</span>)
|
||
.<span class="ident">content_type</span>(<span class="string">"text/plain; charset=utf-8"</span>)
|
||
.<span class="ident">body</span>(<span class="self">self</span>))
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="lifetime">'a</span><span class="op">></span> <span class="ident">Responder</span> <span class="kw">for</span> <span class="kw-2">&</span><span class="lifetime">'a</span> <span class="ident">String</span> {
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span>;
|
||
<span class="kw">type</span> <span class="ident">Future</span> <span class="op">=</span> <span class="ident">FutureResult</span><span class="op"><</span><span class="ident">Response</span>, <span class="ident">Error</span><span class="op">></span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">respond_to</span>(<span class="self">self</span>, <span class="kw">_</span>: <span class="kw-2">&</span><span class="ident">HttpRequest</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span>::<span class="ident">Future</span> {
|
||
<span class="ident">ok</span>(<span class="ident">Response</span>::<span class="ident">build</span>(<span class="ident">StatusCode</span>::<span class="ident">OK</span>)
|
||
.<span class="ident">content_type</span>(<span class="string">"text/plain; charset=utf-8"</span>)
|
||
.<span class="ident">body</span>(<span class="self">self</span>))
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">Responder</span> <span class="kw">for</span> <span class="ident">Bytes</span> {
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span>;
|
||
<span class="kw">type</span> <span class="ident">Future</span> <span class="op">=</span> <span class="ident">FutureResult</span><span class="op"><</span><span class="ident">Response</span>, <span class="ident">Error</span><span class="op">></span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">respond_to</span>(<span class="self">self</span>, <span class="kw">_</span>: <span class="kw-2">&</span><span class="ident">HttpRequest</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span>::<span class="ident">Future</span> {
|
||
<span class="ident">ok</span>(<span class="ident">Response</span>::<span class="ident">build</span>(<span class="ident">StatusCode</span>::<span class="ident">OK</span>)
|
||
.<span class="ident">content_type</span>(<span class="string">"application/octet-stream"</span>)
|
||
.<span class="ident">body</span>(<span class="self">self</span>))
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">Responder</span> <span class="kw">for</span> <span class="ident">BytesMut</span> {
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span>;
|
||
<span class="kw">type</span> <span class="ident">Future</span> <span class="op">=</span> <span class="ident">FutureResult</span><span class="op"><</span><span class="ident">Response</span>, <span class="ident">Error</span><span class="op">></span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">respond_to</span>(<span class="self">self</span>, <span class="kw">_</span>: <span class="kw-2">&</span><span class="ident">HttpRequest</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span>::<span class="ident">Future</span> {
|
||
<span class="ident">ok</span>(<span class="ident">Response</span>::<span class="ident">build</span>(<span class="ident">StatusCode</span>::<span class="ident">OK</span>)
|
||
.<span class="ident">content_type</span>(<span class="string">"application/octet-stream"</span>)
|
||
.<span class="ident">body</span>(<span class="self">self</span>))
|
||
}
|
||
}
|
||
|
||
<span class="doccomment">/// Allows to override status code and headers for a responder.</span>
|
||
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">CustomResponder</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> {
|
||
<span class="ident">responder</span>: <span class="ident">T</span>,
|
||
<span class="ident">status</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">StatusCode</span><span class="op">></span>,
|
||
<span class="ident">headers</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">HeaderMap</span><span class="op">></span>,
|
||
<span class="ident">error</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">HttpError</span><span class="op">></span>,
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span>: <span class="ident">Responder</span><span class="op">></span> <span class="ident">CustomResponder</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> {
|
||
<span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">responder</span>: <span class="ident">T</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span> {
|
||
<span class="ident">CustomResponder</span> {
|
||
<span class="ident">responder</span>,
|
||
<span class="ident">status</span>: <span class="prelude-val">None</span>,
|
||
<span class="ident">headers</span>: <span class="prelude-val">None</span>,
|
||
<span class="ident">error</span>: <span class="prelude-val">None</span>,
|
||
}
|
||
}
|
||
|
||
<span class="doccomment">/// Override a status code for the Responder's response.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// ```rust</span>
|
||
<span class="doccomment">/// use actix_web::{HttpRequest, Responder, http::StatusCode};</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// fn index(req: HttpRequest) -> impl Responder {</span>
|
||
<span class="doccomment">/// "Welcome!".with_status(StatusCode::OK)</span>
|
||
<span class="doccomment">/// }</span>
|
||
<span class="doccomment">/// # fn main() {}</span>
|
||
<span class="doccomment">/// ```</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">with_status</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">status</span>: <span class="ident">StatusCode</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span> {
|
||
<span class="self">self</span>.<span class="ident">status</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">status</span>);
|
||
<span class="self">self</span>
|
||
}
|
||
|
||
<span class="doccomment">/// Add header to the Responder's response.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// ```rust</span>
|
||
<span class="doccomment">/// use actix_web::{web, HttpRequest, Responder};</span>
|
||
<span class="doccomment">/// use serde::Serialize;</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// #[derive(Serialize)]</span>
|
||
<span class="doccomment">/// struct MyObj {</span>
|
||
<span class="doccomment">/// name: String,</span>
|
||
<span class="doccomment">/// }</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// fn index(req: HttpRequest) -> impl Responder {</span>
|
||
<span class="doccomment">/// web::Json(</span>
|
||
<span class="doccomment">/// MyObj{name: "Name".to_string()}</span>
|
||
<span class="doccomment">/// )</span>
|
||
<span class="doccomment">/// .with_header("x-version", "1.2.3")</span>
|
||
<span class="doccomment">/// }</span>
|
||
<span class="doccomment">/// # fn main() {}</span>
|
||
<span class="doccomment">/// ```</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">with_header</span><span class="op"><</span><span class="ident">K</span>, <span class="ident">V</span><span class="op">></span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">key</span>: <span class="ident">K</span>, <span class="ident">value</span>: <span class="ident">V</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">HeaderName</span>: <span class="ident">HttpTryFrom</span><span class="op"><</span><span class="ident">K</span><span class="op">></span>,
|
||
<span class="ident">V</span>: <span class="ident">IntoHeaderValue</span>,
|
||
{
|
||
<span class="kw">if</span> <span class="self">self</span>.<span class="ident">headers</span>.<span class="ident">is_none</span>() {
|
||
<span class="self">self</span>.<span class="ident">headers</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">HeaderMap</span>::<span class="ident">new</span>());
|
||
}
|
||
|
||
<span class="kw">match</span> <span class="ident">HeaderName</span>::<span class="ident">try_from</span>(<span class="ident">key</span>) {
|
||
<span class="prelude-val">Ok</span>(<span class="ident">key</span>) <span class="op">=</span><span class="op">></span> <span class="kw">match</span> <span class="ident">value</span>.<span class="ident">try_into</span>() {
|
||
<span class="prelude-val">Ok</span>(<span class="ident">value</span>) <span class="op">=</span><span class="op">></span> {
|
||
<span class="self">self</span>.<span class="ident">headers</span>.<span class="ident">as_mut</span>().<span class="ident">unwrap</span>().<span class="ident">append</span>(<span class="ident">key</span>, <span class="ident">value</span>);
|
||
}
|
||
<span class="prelude-val">Err</span>(<span class="ident">e</span>) <span class="op">=</span><span class="op">></span> <span class="self">self</span>.<span class="ident">error</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">e</span>.<span class="ident">into</span>()),
|
||
},
|
||
<span class="prelude-val">Err</span>(<span class="ident">e</span>) <span class="op">=</span><span class="op">></span> <span class="self">self</span>.<span class="ident">error</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">e</span>.<span class="ident">into</span>()),
|
||
};
|
||
<span class="self">self</span>
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span>: <span class="ident">Responder</span><span class="op">></span> <span class="ident">Responder</span> <span class="kw">for</span> <span class="ident">CustomResponder</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> {
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">T</span>::<span class="ident">Error</span>;
|
||
<span class="kw">type</span> <span class="ident">Future</span> <span class="op">=</span> <span class="ident">CustomResponderFut</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">respond_to</span>(<span class="self">self</span>, <span class="ident">req</span>: <span class="kw-2">&</span><span class="ident">HttpRequest</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span>::<span class="ident">Future</span> {
|
||
<span class="ident">CustomResponderFut</span> {
|
||
<span class="ident">fut</span>: <span class="self">self</span>.<span class="ident">responder</span>.<span class="ident">respond_to</span>(<span class="ident">req</span>).<span class="ident">into_future</span>(),
|
||
<span class="ident">status</span>: <span class="self">self</span>.<span class="ident">status</span>,
|
||
<span class="ident">headers</span>: <span class="self">self</span>.<span class="ident">headers</span>,
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">CustomResponderFut</span><span class="op"><</span><span class="ident">T</span>: <span class="ident">Responder</span><span class="op">></span> {
|
||
<span class="ident">fut</span>: <span class="op"><</span><span class="ident">T</span>::<span class="ident">Future</span> <span class="kw">as</span> <span class="ident">IntoFuture</span><span class="op">></span>::<span class="ident">Future</span>,
|
||
<span class="ident">status</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">StatusCode</span><span class="op">></span>,
|
||
<span class="ident">headers</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">HeaderMap</span><span class="op">></span>,
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span>: <span class="ident">Responder</span><span class="op">></span> <span class="ident">Future</span> <span class="kw">for</span> <span class="ident">CustomResponderFut</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> {
|
||
<span class="kw">type</span> <span class="ident">Item</span> <span class="op">=</span> <span class="ident">Response</span>;
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">T</span>::<span class="ident">Error</span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">poll</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="ident">Poll</span><span class="op"><</span><span class="self">Self</span>::<span class="ident">Item</span>, <span class="self">Self</span>::<span class="ident">Error</span><span class="op">></span> {
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">res</span> <span class="op">=</span> <span class="macro">try_ready</span><span class="macro">!</span>(<span class="self">self</span>.<span class="ident">fut</span>.<span class="ident">poll</span>());
|
||
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">status</span>) <span class="op">=</span> <span class="self">self</span>.<span class="ident">status</span> {
|
||
<span class="kw-2">*</span><span class="ident">res</span>.<span class="ident">status_mut</span>() <span class="op">=</span> <span class="ident">status</span>;
|
||
}
|
||
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="kw-2">ref</span> <span class="ident">headers</span>) <span class="op">=</span> <span class="self">self</span>.<span class="ident">headers</span> {
|
||
<span class="kw">for</span> (<span class="ident">k</span>, <span class="ident">v</span>) <span class="kw">in</span> <span class="ident">headers</span> {
|
||
<span class="ident">res</span>.<span class="ident">headers_mut</span>().<span class="ident">insert</span>(<span class="ident">k</span>.<span class="ident">clone</span>(), <span class="ident">v</span>.<span class="ident">clone</span>());
|
||
}
|
||
}
|
||
<span class="prelude-val">Ok</span>(<span class="ident">Async</span>::<span class="ident">Ready</span>(<span class="ident">res</span>))
|
||
}
|
||
}
|
||
|
||
<span class="doccomment">/// Combines two different responder types into a single type</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// ```rust</span>
|
||
<span class="doccomment">/// # use futures::future::{ok, Future};</span>
|
||
<span class="doccomment">/// use actix_web::{Either, Error, HttpResponse};</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// type RegisterResult =</span>
|
||
<span class="doccomment">/// Either<HttpResponse, Box<dyn Future<Item = HttpResponse, Error = Error>>>;</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// fn index() -> RegisterResult {</span>
|
||
<span class="doccomment">/// if is_a_variant() {</span>
|
||
<span class="doccomment">/// // <- choose left variant</span>
|
||
<span class="doccomment">/// Either::A(HttpResponse::BadRequest().body("Bad data"))</span>
|
||
<span class="doccomment">/// } else {</span>
|
||
<span class="doccomment">/// Either::B(</span>
|
||
<span class="doccomment">/// // <- Right variant</span>
|
||
<span class="doccomment">/// Box::new(ok(HttpResponse::Ok()</span>
|
||
<span class="doccomment">/// .content_type("text/html")</span>
|
||
<span class="doccomment">/// .body("Hello!")))</span>
|
||
<span class="doccomment">/// )</span>
|
||
<span class="doccomment">/// }</span>
|
||
<span class="doccomment">/// }</span>
|
||
<span class="doccomment">/// # fn is_a_variant() -> bool { true }</span>
|
||
<span class="doccomment">/// # fn main() {}</span>
|
||
<span class="doccomment">/// ```</span>
|
||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">PartialEq</span>)]</span>
|
||
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">Either</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">B</span><span class="op">></span> {
|
||
<span class="doccomment">/// First branch of the type</span>
|
||
<span class="ident">A</span>(<span class="ident">A</span>),
|
||
<span class="doccomment">/// Second branch of the type</span>
|
||
<span class="ident">B</span>(<span class="ident">B</span>),
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">B</span><span class="op">></span> <span class="ident">Responder</span> <span class="kw">for</span> <span class="ident">Either</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">B</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">A</span>: <span class="ident">Responder</span>,
|
||
<span class="ident">B</span>: <span class="ident">Responder</span>,
|
||
{
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span>;
|
||
<span class="kw">type</span> <span class="ident">Future</span> <span class="op">=</span> <span class="ident">EitherResponder</span><span class="op"><</span>
|
||
<span class="op"><</span><span class="ident">A</span>::<span class="ident">Future</span> <span class="kw">as</span> <span class="ident">IntoFuture</span><span class="op">></span>::<span class="ident">Future</span>,
|
||
<span class="op"><</span><span class="ident">B</span>::<span class="ident">Future</span> <span class="kw">as</span> <span class="ident">IntoFuture</span><span class="op">></span>::<span class="ident">Future</span>,
|
||
<span class="op">></span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">respond_to</span>(<span class="self">self</span>, <span class="ident">req</span>: <span class="kw-2">&</span><span class="ident">HttpRequest</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span>::<span class="ident">Future</span> {
|
||
<span class="kw">match</span> <span class="self">self</span> {
|
||
<span class="ident">Either</span>::<span class="ident">A</span>(<span class="ident">a</span>) <span class="op">=</span><span class="op">></span> <span class="ident">EitherResponder</span>::<span class="ident">A</span>(<span class="ident">a</span>.<span class="ident">respond_to</span>(<span class="ident">req</span>).<span class="ident">into_future</span>()),
|
||
<span class="ident">Either</span>::<span class="ident">B</span>(<span class="ident">b</span>) <span class="op">=</span><span class="op">></span> <span class="ident">EitherResponder</span>::<span class="ident">B</span>(<span class="ident">b</span>.<span class="ident">respond_to</span>(<span class="ident">req</span>).<span class="ident">into_future</span>()),
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">EitherResponder</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">B</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">A</span>: <span class="ident">Future</span><span class="op"><</span><span class="ident">Item</span> <span class="op">=</span> <span class="ident">Response</span><span class="op">></span>,
|
||
<span class="ident">A</span>::<span class="ident">Error</span>: <span class="ident">Into</span><span class="op"><</span><span class="ident">Error</span><span class="op">></span>,
|
||
<span class="ident">B</span>: <span class="ident">Future</span><span class="op"><</span><span class="ident">Item</span> <span class="op">=</span> <span class="ident">Response</span><span class="op">></span>,
|
||
<span class="ident">B</span>::<span class="ident">Error</span>: <span class="ident">Into</span><span class="op"><</span><span class="ident">Error</span><span class="op">></span>,
|
||
{
|
||
<span class="ident">A</span>(<span class="ident">A</span>),
|
||
<span class="ident">B</span>(<span class="ident">B</span>),
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">B</span><span class="op">></span> <span class="ident">Future</span> <span class="kw">for</span> <span class="ident">EitherResponder</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">B</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">A</span>: <span class="ident">Future</span><span class="op"><</span><span class="ident">Item</span> <span class="op">=</span> <span class="ident">Response</span><span class="op">></span>,
|
||
<span class="ident">A</span>::<span class="ident">Error</span>: <span class="ident">Into</span><span class="op"><</span><span class="ident">Error</span><span class="op">></span>,
|
||
<span class="ident">B</span>: <span class="ident">Future</span><span class="op"><</span><span class="ident">Item</span> <span class="op">=</span> <span class="ident">Response</span><span class="op">></span>,
|
||
<span class="ident">B</span>::<span class="ident">Error</span>: <span class="ident">Into</span><span class="op"><</span><span class="ident">Error</span><span class="op">></span>,
|
||
{
|
||
<span class="kw">type</span> <span class="ident">Item</span> <span class="op">=</span> <span class="ident">Response</span>;
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">poll</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="ident">Poll</span><span class="op"><</span><span class="self">Self</span>::<span class="ident">Item</span>, <span class="self">Self</span>::<span class="ident">Error</span><span class="op">></span> {
|
||
<span class="kw">match</span> <span class="self">self</span> {
|
||
<span class="ident">EitherResponder</span>::<span class="ident">A</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">fut</span>) <span class="op">=</span><span class="op">></span> <span class="prelude-val">Ok</span>(<span class="ident">fut</span>.<span class="ident">poll</span>().<span class="ident">map_err</span>(<span class="op">|</span><span class="ident">e</span><span class="op">|</span> <span class="ident">e</span>.<span class="ident">into</span>())<span class="question-mark">?</span>),
|
||
<span class="ident">EitherResponder</span>::<span class="ident">B</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">fut</span>) <span class="op">=</span><span class="op">></span> <span class="prelude-val">Ok</span>(<span class="ident">fut</span>.<span class="ident">poll</span>().<span class="ident">map_err</span>(<span class="op">|</span><span class="ident">e</span><span class="op">|</span> <span class="ident">e</span>.<span class="ident">into</span>())<span class="question-mark">?</span>),
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">I</span>, <span class="ident">E</span><span class="op">></span> <span class="ident">Responder</span> <span class="kw">for</span> <span class="ident">Box</span><span class="op"><</span><span class="kw">dyn</span> <span class="ident">Future</span><span class="op"><</span><span class="ident">Item</span> <span class="op">=</span> <span class="ident">I</span>, <span class="ident">Error</span> <span class="op">=</span> <span class="ident">E</span><span class="op">></span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">I</span>: <span class="ident">Responder</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
||
<span class="ident">E</span>: <span class="ident">Into</span><span class="op"><</span><span class="ident">Error</span><span class="op">></span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
||
{
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span>;
|
||
<span class="kw">type</span> <span class="ident">Future</span> <span class="op">=</span> <span class="ident">Box</span><span class="op"><</span><span class="kw">dyn</span> <span class="ident">Future</span><span class="op"><</span><span class="ident">Item</span> <span class="op">=</span> <span class="ident">Response</span>, <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span><span class="op">></span><span class="op">></span>;
|
||
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">respond_to</span>(<span class="self">self</span>, <span class="ident">req</span>: <span class="kw-2">&</span><span class="ident">HttpRequest</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span>::<span class="ident">Future</span> {
|
||
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">req</span>.<span class="ident">clone</span>();
|
||
<span class="ident">Box</span>::<span class="ident">new</span>(
|
||
<span class="self">self</span>.<span class="ident">map_err</span>(<span class="op">|</span><span class="ident">e</span><span class="op">|</span> <span class="ident">e</span>.<span class="ident">into</span>())
|
||
.<span class="ident">and_then</span>(<span class="kw">move</span> <span class="op">|</span><span class="ident">r</span><span class="op">|</span> <span class="ident">ResponseFuture</span>(<span class="ident">r</span>.<span class="ident">respond_to</span>(<span class="kw-2">&</span><span class="ident">req</span>).<span class="ident">into_future</span>())),
|
||
)
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="ident">Responder</span> <span class="kw">for</span> <span class="ident">InternalError</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">T</span>: <span class="ident">std</span>::<span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="op">+</span> <span class="ident">std</span>::<span class="ident">fmt</span>::<span class="ident">Display</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
||
{
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span>;
|
||
<span class="kw">type</span> <span class="ident">Future</span> <span class="op">=</span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">Response</span>, <span class="ident">Error</span><span class="op">></span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">respond_to</span>(<span class="self">self</span>, <span class="kw">_</span>: <span class="kw-2">&</span><span class="ident">HttpRequest</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span>::<span class="ident">Future</span> {
|
||
<span class="kw">let</span> <span class="ident">err</span>: <span class="ident">Error</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">into</span>();
|
||
<span class="prelude-val">Ok</span>(<span class="ident">err</span>.<span class="ident">into</span>())
|
||
}
|
||
}
|
||
|
||
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">ResponseFuture</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>(<span class="ident">T</span>);
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="ident">ResponseFuture</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> {
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">fut</span>: <span class="ident">T</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span> {
|
||
<span class="ident">ResponseFuture</span>(<span class="ident">fut</span>)
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="ident">Future</span> <span class="kw">for</span> <span class="ident">ResponseFuture</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">T</span>: <span class="ident">Future</span><span class="op"><</span><span class="ident">Item</span> <span class="op">=</span> <span class="ident">Response</span><span class="op">></span>,
|
||
<span class="ident">T</span>::<span class="ident">Error</span>: <span class="ident">Into</span><span class="op"><</span><span class="ident">Error</span><span class="op">></span>,
|
||
{
|
||
<span class="kw">type</span> <span class="ident">Item</span> <span class="op">=</span> <span class="ident">Response</span>;
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">Error</span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">poll</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="ident">Poll</span><span class="op"><</span><span class="self">Self</span>::<span class="ident">Item</span>, <span class="self">Self</span>::<span class="ident">Error</span><span class="op">></span> {
|
||
<span class="prelude-val">Ok</span>(<span class="self">self</span>.<span class="number">0</span>.<span class="ident">poll</span>().<span class="ident">map_err</span>(<span class="op">|</span><span class="ident">e</span><span class="op">|</span> <span class="ident">e</span>.<span class="ident">into</span>())<span class="question-mark">?</span>)
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">test</span>)]</span>
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">mod</span> <span class="ident">tests</span> {
|
||
<span class="kw">use</span> <span class="ident">actix_service</span>::<span class="ident">Service</span>;
|
||
<span class="kw">use</span> <span class="ident">bytes</span>::{<span class="ident">Bytes</span>, <span class="ident">BytesMut</span>};
|
||
|
||
<span class="kw">use</span> <span class="kw">super</span>::<span class="kw-2">*</span>;
|
||
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">dev</span>::{<span class="ident">Body</span>, <span class="ident">ResponseBody</span>};
|
||
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">http</span>::{<span class="ident">header</span>::<span class="ident">CONTENT_TYPE</span>, <span class="ident">HeaderValue</span>, <span class="ident">StatusCode</span>};
|
||
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">test</span>::{<span class="ident">block_on</span>, <span class="ident">init_service</span>, <span class="ident">TestRequest</span>};
|
||
<span class="kw">use</span> <span class="kw">crate</span>::{<span class="ident">error</span>, <span class="ident">web</span>, <span class="ident">App</span>, <span class="ident">HttpResponse</span>};
|
||
|
||
<span class="attribute">#[<span class="ident">test</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">test_option_responder</span>() {
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">srv</span> <span class="op">=</span> <span class="ident">init_service</span>(
|
||
<span class="ident">App</span>::<span class="ident">new</span>()
|
||
.<span class="ident">service</span>(<span class="ident">web</span>::<span class="ident">resource</span>(<span class="string">"/none"</span>).<span class="ident">to</span>(<span class="op">|</span><span class="op">|</span> <span class="op">-</span><span class="op">></span> <span class="prelude-ty">Option</span><span class="op"><</span><span class="kw-2">&</span><span class="lifetime">'static</span> <span class="ident">str</span><span class="op">></span> { <span class="prelude-val">None</span> }))
|
||
.<span class="ident">service</span>(<span class="ident">web</span>::<span class="ident">resource</span>(<span class="string">"/some"</span>).<span class="ident">to</span>(<span class="op">|</span><span class="op">|</span> <span class="prelude-val">Some</span>(<span class="string">"some"</span>))),
|
||
);
|
||
|
||
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">"/none"</span>).<span class="ident">to_request</span>();
|
||
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">block_on</span>(<span class="ident">srv</span>.<span class="ident">call</span>(<span class="ident">req</span>)).<span class="ident">unwrap</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">NOT_FOUND</span>);
|
||
|
||
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">with_uri</span>(<span class="string">"/some"</span>).<span class="ident">to_request</span>();
|
||
<span class="kw">let</span> <span class="ident">resp</span> <span class="op">=</span> <span class="ident">block_on</span>(<span class="ident">srv</span>.<span class="ident">call</span>(<span class="ident">req</span>)).<span class="ident">unwrap</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
|
||
<span class="kw">match</span> <span class="ident">resp</span>.<span class="ident">response</span>().<span class="ident">body</span>() {
|
||
<span class="ident">ResponseBody</span>::<span class="ident">Body</span>(<span class="ident">Body</span>::<span class="ident">Bytes</span>(<span class="kw-2">ref</span> <span class="ident">b</span>)) <span class="op">=</span><span class="op">></span> {
|
||
<span class="kw">let</span> <span class="ident">bytes</span>: <span class="ident">Bytes</span> <span class="op">=</span> <span class="ident">b</span>.<span class="ident">clone</span>().<span class="ident">into</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">bytes</span>, <span class="ident">Bytes</span>::<span class="ident">from_static</span>(<span class="string">b"some"</span>));
|
||
}
|
||
<span class="kw">_</span> <span class="op">=</span><span class="op">></span> <span class="macro">panic</span><span class="macro">!</span>(),
|
||
}
|
||
}
|
||
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">trait</span> <span class="ident">BodyTest</span> {
|
||
<span class="kw">fn</span> <span class="ident">bin_ref</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="kw-2">&</span>[<span class="ident">u8</span>];
|
||
<span class="kw">fn</span> <span class="ident">body</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="kw-2">&</span><span class="ident">Body</span>;
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">BodyTest</span> <span class="kw">for</span> <span class="ident">ResponseBody</span><span class="op"><</span><span class="ident">Body</span><span class="op">></span> {
|
||
<span class="kw">fn</span> <span class="ident">bin_ref</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="kw-2">&</span>[<span class="ident">u8</span>] {
|
||
<span class="kw">match</span> <span class="self">self</span> {
|
||
<span class="ident">ResponseBody</span>::<span class="ident">Body</span>(<span class="kw-2">ref</span> <span class="ident">b</span>) <span class="op">=</span><span class="op">></span> <span class="kw">match</span> <span class="ident">b</span> {
|
||
<span class="ident">Body</span>::<span class="ident">Bytes</span>(<span class="kw-2">ref</span> <span class="ident">bin</span>) <span class="op">=</span><span class="op">></span> <span class="kw-2">&</span><span class="ident">bin</span>,
|
||
<span class="kw">_</span> <span class="op">=</span><span class="op">></span> <span class="macro">panic</span><span class="macro">!</span>(),
|
||
},
|
||
<span class="ident">ResponseBody</span>::<span class="ident">Other</span>(<span class="kw-2">ref</span> <span class="ident">b</span>) <span class="op">=</span><span class="op">></span> <span class="kw">match</span> <span class="ident">b</span> {
|
||
<span class="ident">Body</span>::<span class="ident">Bytes</span>(<span class="kw-2">ref</span> <span class="ident">bin</span>) <span class="op">=</span><span class="op">></span> <span class="kw-2">&</span><span class="ident">bin</span>,
|
||
<span class="kw">_</span> <span class="op">=</span><span class="op">></span> <span class="macro">panic</span><span class="macro">!</span>(),
|
||
},
|
||
}
|
||
}
|
||
<span class="kw">fn</span> <span class="ident">body</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="kw-2">&</span><span class="ident">Body</span> {
|
||
<span class="kw">match</span> <span class="self">self</span> {
|
||
<span class="ident">ResponseBody</span>::<span class="ident">Body</span>(<span class="kw-2">ref</span> <span class="ident">b</span>) <span class="op">=</span><span class="op">></span> <span class="ident">b</span>,
|
||
<span class="ident">ResponseBody</span>::<span class="ident">Other</span>(<span class="kw-2">ref</span> <span class="ident">b</span>) <span class="op">=</span><span class="op">></span> <span class="ident">b</span>,
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">test</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">test_responder</span>() {
|
||
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">default</span>().<span class="ident">to_http_request</span>();
|
||
|
||
<span class="kw">let</span> <span class="ident">resp</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">block_on</span>(().<span class="ident">respond_to</span>(<span class="kw-2">&</span><span class="ident">req</span>)).<span class="ident">unwrap</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw-2">*</span><span class="ident">resp</span>.<span class="ident">body</span>().<span class="ident">body</span>(), <span class="ident">Body</span>::<span class="ident">Empty</span>);
|
||
|
||
<span class="kw">let</span> <span class="ident">resp</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">block_on</span>(<span class="string">"test"</span>.<span class="ident">respond_to</span>(<span class="kw-2">&</span><span class="ident">req</span>)).<span class="ident">unwrap</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">body</span>().<span class="ident">bin_ref</span>(), <span class="string">b"test"</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(
|
||
<span class="ident">resp</span>.<span class="ident">headers</span>().<span class="ident">get</span>(<span class="ident">CONTENT_TYPE</span>).<span class="ident">unwrap</span>(),
|
||
<span class="ident">HeaderValue</span>::<span class="ident">from_static</span>(<span class="string">"text/plain; charset=utf-8"</span>)
|
||
);
|
||
|
||
<span class="kw">let</span> <span class="ident">resp</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">block_on</span>(<span class="string">b"test"</span>.<span class="ident">respond_to</span>(<span class="kw-2">&</span><span class="ident">req</span>)).<span class="ident">unwrap</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">body</span>().<span class="ident">bin_ref</span>(), <span class="string">b"test"</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(
|
||
<span class="ident">resp</span>.<span class="ident">headers</span>().<span class="ident">get</span>(<span class="ident">CONTENT_TYPE</span>).<span class="ident">unwrap</span>(),
|
||
<span class="ident">HeaderValue</span>::<span class="ident">from_static</span>(<span class="string">"application/octet-stream"</span>)
|
||
);
|
||
|
||
<span class="kw">let</span> <span class="ident">resp</span>: <span class="ident">HttpResponse</span> <span class="op">=</span> <span class="ident">block_on</span>(<span class="string">"test"</span>.<span class="ident">to_string</span>().<span class="ident">respond_to</span>(<span class="kw-2">&</span><span class="ident">req</span>)).<span class="ident">unwrap</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">body</span>().<span class="ident">bin_ref</span>(), <span class="string">b"test"</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(
|
||
<span class="ident">resp</span>.<span class="ident">headers</span>().<span class="ident">get</span>(<span class="ident">CONTENT_TYPE</span>).<span class="ident">unwrap</span>(),
|
||
<span class="ident">HeaderValue</span>::<span class="ident">from_static</span>(<span class="string">"text/plain; charset=utf-8"</span>)
|
||
);
|
||
|
||
<span class="kw">let</span> <span class="ident">resp</span>: <span class="ident">HttpResponse</span> <span class="op">=</span>
|
||
<span class="ident">block_on</span>((<span class="kw-2">&</span><span class="string">"test"</span>.<span class="ident">to_string</span>()).<span class="ident">respond_to</span>(<span class="kw-2">&</span><span class="ident">req</span>)).<span class="ident">unwrap</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">body</span>().<span class="ident">bin_ref</span>(), <span class="string">b"test"</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(
|
||
<span class="ident">resp</span>.<span class="ident">headers</span>().<span class="ident">get</span>(<span class="ident">CONTENT_TYPE</span>).<span class="ident">unwrap</span>(),
|
||
<span class="ident">HeaderValue</span>::<span class="ident">from_static</span>(<span class="string">"text/plain; charset=utf-8"</span>)
|
||
);
|
||
|
||
<span class="kw">let</span> <span class="ident">resp</span>: <span class="ident">HttpResponse</span> <span class="op">=</span>
|
||
<span class="ident">block_on</span>(<span class="ident">Bytes</span>::<span class="ident">from_static</span>(<span class="string">b"test"</span>).<span class="ident">respond_to</span>(<span class="kw-2">&</span><span class="ident">req</span>)).<span class="ident">unwrap</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">body</span>().<span class="ident">bin_ref</span>(), <span class="string">b"test"</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(
|
||
<span class="ident">resp</span>.<span class="ident">headers</span>().<span class="ident">get</span>(<span class="ident">CONTENT_TYPE</span>).<span class="ident">unwrap</span>(),
|
||
<span class="ident">HeaderValue</span>::<span class="ident">from_static</span>(<span class="string">"application/octet-stream"</span>)
|
||
);
|
||
|
||
<span class="kw">let</span> <span class="ident">resp</span>: <span class="ident">HttpResponse</span> <span class="op">=</span>
|
||
<span class="ident">block_on</span>(<span class="ident">BytesMut</span>::<span class="ident">from</span>(<span class="string">b"test"</span>.<span class="ident">as_ref</span>()).<span class="ident">respond_to</span>(<span class="kw-2">&</span><span class="ident">req</span>)).<span class="ident">unwrap</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">body</span>().<span class="ident">bin_ref</span>(), <span class="string">b"test"</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(
|
||
<span class="ident">resp</span>.<span class="ident">headers</span>().<span class="ident">get</span>(<span class="ident">CONTENT_TYPE</span>).<span class="ident">unwrap</span>(),
|
||
<span class="ident">HeaderValue</span>::<span class="ident">from_static</span>(<span class="string">"application/octet-stream"</span>)
|
||
);
|
||
|
||
<span class="comment">// InternalError</span>
|
||
<span class="kw">let</span> <span class="ident">resp</span>: <span class="ident">HttpResponse</span> <span class="op">=</span>
|
||
<span class="ident">error</span>::<span class="ident">InternalError</span>::<span class="ident">new</span>(<span class="string">"err"</span>, <span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>)
|
||
.<span class="ident">respond_to</span>(<span class="kw-2">&</span><span class="ident">req</span>)
|
||
.<span class="ident">unwrap</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>);
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">test</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">test_result_responder</span>() {
|
||
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">default</span>().<span class="ident">to_http_request</span>();
|
||
|
||
<span class="comment">// Result<I, E></span>
|
||
<span class="kw">let</span> <span class="ident">resp</span>: <span class="ident">HttpResponse</span> <span class="op">=</span>
|
||
<span class="ident">block_on</span>(<span class="prelude-val">Ok</span>::<span class="op"><</span><span class="kw">_</span>, <span class="ident">Error</span><span class="op">></span>(<span class="string">"test"</span>.<span class="ident">to_string</span>()).<span class="ident">respond_to</span>(<span class="kw-2">&</span><span class="ident">req</span>)).<span class="ident">unwrap</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">resp</span>.<span class="ident">body</span>().<span class="ident">bin_ref</span>(), <span class="string">b"test"</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(
|
||
<span class="ident">resp</span>.<span class="ident">headers</span>().<span class="ident">get</span>(<span class="ident">CONTENT_TYPE</span>).<span class="ident">unwrap</span>(),
|
||
<span class="ident">HeaderValue</span>::<span class="ident">from_static</span>(<span class="string">"text/plain; charset=utf-8"</span>)
|
||
);
|
||
|
||
<span class="kw">let</span> <span class="ident">res</span> <span class="op">=</span> <span class="ident">block_on</span>(
|
||
<span class="prelude-val">Err</span>::<span class="op"><</span><span class="ident">String</span>, <span class="kw">_</span><span class="op">></span>(<span class="ident">error</span>::<span class="ident">InternalError</span>::<span class="ident">new</span>(<span class="string">"err"</span>, <span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>))
|
||
.<span class="ident">respond_to</span>(<span class="kw-2">&</span><span class="ident">req</span>),
|
||
);
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">res</span>.<span class="ident">is_err</span>());
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">test</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">test_custom_responder</span>() {
|
||
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">default</span>().<span class="ident">to_http_request</span>();
|
||
<span class="kw">let</span> <span class="ident">res</span> <span class="op">=</span> <span class="ident">block_on</span>(
|
||
<span class="string">"test"</span>
|
||
.<span class="ident">to_string</span>()
|
||
.<span class="ident">with_status</span>(<span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>)
|
||
.<span class="ident">respond_to</span>(<span class="kw-2">&</span><span class="ident">req</span>),
|
||
)
|
||
.<span class="ident">unwrap</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">res</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">res</span>.<span class="ident">body</span>().<span class="ident">bin_ref</span>(), <span class="string">b"test"</span>);
|
||
|
||
<span class="kw">let</span> <span class="ident">res</span> <span class="op">=</span> <span class="ident">block_on</span>(
|
||
<span class="string">"test"</span>
|
||
.<span class="ident">to_string</span>()
|
||
.<span class="ident">with_header</span>(<span class="string">"content-type"</span>, <span class="string">"json"</span>)
|
||
.<span class="ident">respond_to</span>(<span class="kw-2">&</span><span class="ident">req</span>),
|
||
)
|
||
.<span class="ident">unwrap</span>();
|
||
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">res</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">res</span>.<span class="ident">body</span>().<span class="ident">bin_ref</span>(), <span class="string">b"test"</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(
|
||
<span class="ident">res</span>.<span class="ident">headers</span>().<span class="ident">get</span>(<span class="ident">CONTENT_TYPE</span>).<span class="ident">unwrap</span>(),
|
||
<span class="ident">HeaderValue</span>::<span class="ident">from_static</span>(<span class="string">"json"</span>)
|
||
);
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">test</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">test_tuple_responder_with_status_code</span>() {
|
||
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">default</span>().<span class="ident">to_http_request</span>();
|
||
<span class="kw">let</span> <span class="ident">res</span> <span class="op">=</span>
|
||
<span class="ident">block_on</span>((<span class="string">"test"</span>.<span class="ident">to_string</span>(), <span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>).<span class="ident">respond_to</span>(<span class="kw-2">&</span><span class="ident">req</span>))
|
||
.<span class="ident">unwrap</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">res</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">BAD_REQUEST</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">res</span>.<span class="ident">body</span>().<span class="ident">bin_ref</span>(), <span class="string">b"test"</span>);
|
||
|
||
<span class="kw">let</span> <span class="ident">req</span> <span class="op">=</span> <span class="ident">TestRequest</span>::<span class="ident">default</span>().<span class="ident">to_http_request</span>();
|
||
<span class="kw">let</span> <span class="ident">res</span> <span class="op">=</span> <span class="ident">block_on</span>(
|
||
(<span class="string">"test"</span>.<span class="ident">to_string</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>)
|
||
.<span class="ident">with_header</span>(<span class="string">"content-type"</span>, <span class="string">"json"</span>)
|
||
.<span class="ident">respond_to</span>(<span class="kw-2">&</span><span class="ident">req</span>),
|
||
)
|
||
.<span class="ident">unwrap</span>();
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">res</span>.<span class="ident">status</span>(), <span class="ident">StatusCode</span>::<span class="ident">OK</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">res</span>.<span class="ident">body</span>().<span class="ident">bin_ref</span>(), <span class="string">b"test"</span>);
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(
|
||
<span class="ident">res</span>.<span class="ident">headers</span>().<span class="ident">get</span>(<span class="ident">CONTENT_TYPE</span>).<span class="ident">unwrap</span>(),
|
||
<span class="ident">HeaderValue</span>::<span class="ident">from_static</span>(<span class="string">"json"</span>)
|
||
);
|
||
}
|
||
}
|
||
</pre></div>
|
||
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