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<!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="Begin handling websocket traffic"><title>handle in actix_ws - Rust</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2"><link rel="stylesheet" href="../static.files/normalize-76eba96aa4d2e634.css"><link rel="stylesheet" href="../static.files/rustdoc-5bc39a1768837dd0.css"><meta name="rustdoc-vars" data-root-path="../" data-static-root-path="../static.files/" data-current-crate="actix_ws" data-themes="" data-resource-suffix="" data-rustdoc-version="1.78.0-nightly (b11fbfbf3 2024-02-03)" data-channel="nightly" data-search-js="search-dd67cee4cfa65049.js" data-settings-js="settings-4313503d2e1961c2.js" ><script src="../static.files/storage-4c98445ec4002617.js"></script><script defer src="sidebar-items.js"></script><script defer src="../static.files/main-48f368f3872407c8.js"></script><noscript><link rel="stylesheet" href="../static.files/noscript-04d5337699b92874.css"></noscript><link rel="icon" href="https://actix.rs/favicon.ico"></head><body class="rustdoc fn"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle" title="show sidebar"></button><a class="logo-container" href="../actix_ws/index.html"><img src="https://actix.rs/img/logo.png" alt=""></a></nav><nav class="sidebar"><div class="sidebar-crate"><a class="logo-container" href="../actix_ws/index.html"><img src="https://actix.rs/img/logo.png" alt="logo"></a><h2><a href="../actix_ws/index.html">actix_ws</a><span class="version">0.2.0</span></h2></div><div class="sidebar-elems"></div></nav><div class="sidebar-resizer"></div>
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<main><div class="width-limiter"><nav class="sub"><form class="search-form"><span></span><div id="sidebar-button" tabindex="-1"><a href="../actix_ws/all.html" title="show sidebar"></a></div><input class="search-input" name="search" aria-label="Run search in the documentation" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" tabindex="-1"><a href="../help.html" title="help">?</a></div><div id="settings-menu" tabindex="-1"><a href="../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section id="main-content" class="content"><div class="main-heading"><h1>Function <a href="index.html">actix_ws</a>::<wbr><a class="fn" href="#">handle</a><button id="copy-path" title="Copy item path to clipboard"><img src="../static.files/clipboard-7571035ce49a181d.svg" width="19" height="18" alt="Copy item path"></button></h1><span class="out-of-band"><a class="src" href="../src/actix_ws/lib.rs.html#70-84">source</a> · <button id="toggle-all-docs" title="collapse all docs">[<span>−</span>]</button></span></div><pre class="rust item-decl"><code>pub fn handle(
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req: &HttpRequest,
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body: Payload
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) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><(HttpResponse, <a class="struct" href="struct.Session.html" title="struct actix_ws::Session">Session</a>, <a class="struct" href="struct.MessageStream.html" title="struct actix_ws::MessageStream">MessageStream</a>), Error></code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Begin handling websocket traffic</p>
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<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>actix_web::{middleware::Logger, web, App, Error, HttpRequest, HttpResponse, HttpServer};
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<span class="kw">use </span>actix_ws::Message;
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<span class="kw">use </span>futures::stream::StreamExt <span class="kw">as _</span>;
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<span class="kw">async fn </span>ws(req: HttpRequest, body: web::Payload) -> <span class="prelude-ty">Result</span><HttpResponse, Error> {
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<span class="kw">let </span>(response, <span class="kw-2">mut </span>session, <span class="kw-2">mut </span>msg_stream) = actix_ws::handle(<span class="kw-2">&</span>req, body)<span class="question-mark">?</span>;
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actix_rt::spawn(<span class="kw">async move </span>{
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<span class="kw">while let </span><span class="prelude-val">Some</span>(<span class="prelude-val">Ok</span>(msg)) = msg_stream.next().<span class="kw">await </span>{
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<span class="kw">match </span>msg {
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Message::Ping(bytes) => {
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<span class="kw">if </span>session.pong(<span class="kw-2">&</span>bytes).<span class="kw">await</span>.is_err() {
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<span class="kw">return</span>;
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}
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}
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Message::Text(s) => <span class="macro">println!</span>(<span class="string">"Got text, {}"</span>, s),
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<span class="kw">_ </span>=> <span class="kw">break</span>,
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}
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}
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<span class="kw">let _ </span>= session.close(<span class="prelude-val">None</span>).<span class="kw">await</span>;
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});
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<span class="prelude-val">Ok</span>(response)
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}
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<span class="attr">#[actix_rt::main]
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</span><span class="kw">async fn </span>main() -> <span class="prelude-ty">Result</span><(), anyhow::Error> {
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HttpServer::new(<span class="kw">move </span>|| {
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App::new()
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.wrap(Logger::default())
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.route(<span class="string">"/ws"</span>, web::get().to(ws))
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})
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.bind(<span class="string">"127.0.0.1:8080"</span>)<span class="question-mark">?
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</span>.run()
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.<span class="kw">await</span><span class="question-mark">?</span>;
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<span class="prelude-val">Ok</span>(())
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}</code></pre></div>
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</div></details></section></div></main></body></html> |