13 lines
5.5 KiB
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13 lines
5.5 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="API documentation for the Rust `to_async` fn in crate `actix_web`."><meta name="keywords" content="rust, rustlang, rust-lang, to_async"><title>actix_web::web::to_async - Rust</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 fn"><!--[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><div class="sidebar-elems"><p class='location'><a href='../index.html'>actix_web</a>::<wbr><a href='index.html'>web</a></p><script>window.sidebarCurrent = {name: 'to_async', ty: 'fn', relpath: ''};</script><script defer src="sidebar-items.js"></script></div></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"><h1 class='fqn'><span class='out-of-band'><span id='render-detail'><a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class='inner'>−</span>]</a></span><a class='srclink' href='../../src/actix_web/web.rs.html#267-276' title='goto source code'>[src]</a></span><span class='in-band'>Function <a href='../index.html'>actix_web</a>::<wbr><a href='index.html'>web</a>::<wbr><a class="fn" href=''>to_async</a></span></h1><pre class='rust fn'>pub fn to_async<F, I, R>(handler: F) -> <a class="struct" href="../../actix_web/struct.Route.html" title="struct actix_web::Route">Route</a> <span class="where fmt-newline">where<br> F: AsyncFactory<I, R>,<br> I: <a class="trait" href="../../actix_web/trait.FromRequest.html" title="trait actix_web::FromRequest">FromRequest</a> + 'static,<br> R: <a class="trait" href="../../futures/future/trait.IntoFuture.html" title="trait futures::future::IntoFuture">IntoFuture</a> + 'static,<br> R::<a class="type" href="../../futures/future/trait.IntoFuture.html#associatedtype.Item" title="type futures::future::IntoFuture::Item">Item</a>: <a class="trait" href="../../actix_web/trait.Responder.html" title="trait actix_web::Responder">Responder</a>,<br> R::<a class="type" href="../../futures/future/trait.IntoFuture.html#associatedtype.Error" title="type futures::future::IntoFuture::Error">Error</a>: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><<a class="struct" href="../../actix_web/error/struct.Error.html" title="struct actix_web::error::Error">Error</a>>, </span></pre><div class='docblock'><p>Create a new route and add async handler.</p>
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<div class="example-wrap"><pre class="rust rust-example-rendered">
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<span class="kw">use</span> <span class="ident">actix_web</span>::{<span class="ident">web</span>, <span class="ident">App</span>, <span class="ident">HttpResponse</span>, <span class="ident">Error</span>};
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<span class="kw">fn</span> <span class="ident">index</span>() <span class="op">-</span><span class="op">></span> <span class="kw">impl</span> <span class="ident">Future</span><span class="op"><</span><span class="ident">Item</span><span class="op">=</span><span class="ident">HttpResponse</span>, <span class="ident">Error</span><span class="op">=</span><span class="ident">Error</span><span class="op">></span> {
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<span class="ident">ok</span>(<span class="ident">HttpResponse</span>::<span class="prelude-val">Ok</span>().<span class="ident">finish</span>())
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}
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<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">"/"</span>).<span class="ident">route</span>(
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<span class="ident">web</span>::<span class="ident">to_async</span>(<span class="ident">index</span>))
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);</pre></div>
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