| <!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 of the Rust file `/root/.cargo/registry/src/github.com-1ecc6299db9ec823/tonic-0.6.2/src/client/service.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>service.rs - source</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" href="../../../normalize.css"><link rel="stylesheet" href="../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" href="../../../ayu.css" disabled><link rel="stylesheet" href="../../../dark.css" disabled><link rel="stylesheet" href="../../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../../storage.js"></script><script defer src="../../../source-script.js"></script><script defer src="../../../source-files.js"></script><script defer src="../../../main.js"></script><noscript><link rel="stylesheet" href="../../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../../favicon.svg"></head><body class="rustdoc source"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><a class="sidebar-logo" href="../../../tonic/index.html"><div class="logo-container"> |
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| <img src="https://raw.githubusercontent.com/tokio-rs/website/master/public/img/icons/tonic.svg" alt="logo"></a><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><a href="../../../help.html">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../../wheel.svg"></a></div></div></form></nav><section id="main-content" class="content"><div class="example-wrap"><pre class="src-line-numbers"><span id="1">1</span> |
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| </pre><pre class="rust"><code><span class="kw">use </span>http_body::Body; |
| <span class="kw">use </span>std::future::Future; |
| <span class="kw">use </span>std::task::{Context, Poll}; |
| <span class="kw">use </span>tower_service::Service; |
| |
| <span class="doccomment">/// Definition of the gRPC trait alias for [`tower_service`]. |
| /// |
| /// This trait enforces that all tower services provided to [`Grpc`] implements |
| /// the correct traits. |
| /// |
| /// [`Grpc`]: ../client/struct.Grpc.html |
| /// [`tower_service`]: https://docs.rs/tower-service |
| </span><span class="kw">pub trait </span>GrpcService<ReqBody> { |
| <span class="doccomment">/// Responses body given by the service. |
| </span><span class="kw">type </span>ResponseBody: Body; |
| <span class="doccomment">/// Errors produced by the service. |
| </span><span class="kw">type </span>Error: Into<<span class="kw">crate</span>::Error>; |
| <span class="doccomment">/// The future response value. |
| </span><span class="kw">type </span>Future: Future<Output = <span class="prelude-ty">Result</span><http::Response<<span class="self">Self</span>::ResponseBody>, <span class="self">Self</span>::Error>>; |
| |
| <span class="doccomment">/// Returns `Ready` when the service is able to process requests. |
| /// |
| /// Reference [`Service::poll_ready`]. |
| </span><span class="kw">fn </span>poll_ready(<span class="kw-2">&mut </span><span class="self">self</span>, cx: <span class="kw-2">&mut </span>Context<<span class="lifetime">'_</span>>) -> Poll<<span class="prelude-ty">Result</span><(), <span class="self">Self</span>::Error>>; |
| |
| <span class="doccomment">/// Process the request and return the response asynchronously. |
| /// |
| /// Reference [`Service::call`]. |
| </span><span class="kw">fn </span>call(<span class="kw-2">&mut </span><span class="self">self</span>, request: http::Request<ReqBody>) -> <span class="self">Self</span>::Future; |
| } |
| |
| <span class="kw">impl</span><T, ReqBody, ResBody> GrpcService<ReqBody> <span class="kw">for </span>T |
| <span class="kw">where |
| </span>T: Service<http::Request<ReqBody>, Response = http::Response<ResBody>>, |
| T::Error: Into<<span class="kw">crate</span>::Error>, |
| ResBody: Body, |
| <ResBody <span class="kw">as </span>Body>::Error: Into<<span class="kw">crate</span>::Error>, |
| { |
| <span class="kw">type </span>ResponseBody = ResBody; |
| <span class="kw">type </span>Error = T::Error; |
| <span class="kw">type </span>Future = T::Future; |
| |
| <span class="kw">fn </span>poll_ready(<span class="kw-2">&mut </span><span class="self">self</span>, cx: <span class="kw-2">&mut </span>Context<<span class="lifetime">'_</span>>) -> Poll<<span class="prelude-ty">Result</span><(), <span class="self">Self</span>::Error>> { |
| Service::poll_ready(<span class="self">self</span>, cx) |
| } |
| |
| <span class="kw">fn </span>call(<span class="kw-2">&mut </span><span class="self">self</span>, request: http::Request<ReqBody>) -> <span class="self">Self</span>::Future { |
| Service::call(<span class="self">self</span>, request) |
| } |
| } |
| </code></pre></div> |
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