| <!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/h2-0.3.19/src/proto/error.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>error.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="../../../h2/index.html"><div class="logo-container"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></div></a></nav><main><div class="width-limiter"><nav class="sub"><a class="sub-logo-container" href="../../../h2/index.html"><img class="rust-logo" src="../../../rust-logo.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><span class="kw">crate</span>::codec::SendError; |
| <span class="kw">use </span><span class="kw">crate</span>::frame::{Reason, StreamId}; |
| |
| <span class="kw">use </span>bytes::Bytes; |
| <span class="kw">use </span>std::fmt; |
| <span class="kw">use </span>std::io; |
| |
| <span class="doccomment">/// Either an H2 reason or an I/O error |
| </span><span class="attribute">#[derive(Clone, Debug)] |
| </span><span class="kw">pub enum </span>Error { |
| Reset(StreamId, Reason, Initiator), |
| GoAway(Bytes, Reason, Initiator), |
| Io(io::ErrorKind, <span class="prelude-ty">Option</span><String>), |
| } |
| |
| <span class="attribute">#[derive(Clone, Copy, Debug, PartialEq, Eq)] |
| </span><span class="kw">pub enum </span>Initiator { |
| User, |
| Library, |
| Remote, |
| } |
| |
| <span class="kw">impl </span>Error { |
| <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>is_local(<span class="kw-2">&</span><span class="self">self</span>) -> bool { |
| <span class="kw">match </span><span class="kw-2">*</span><span class="self">self </span>{ |
| <span class="self">Self</span>::Reset(<span class="kw">_</span>, <span class="kw">_</span>, initiator) | <span class="self">Self</span>::GoAway(<span class="kw">_</span>, <span class="kw">_</span>, initiator) => initiator.is_local(), |
| <span class="self">Self</span>::Io(..) => <span class="bool-val">true</span>, |
| } |
| } |
| |
| <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>user_go_away(reason: Reason) -> <span class="self">Self </span>{ |
| <span class="self">Self</span>::GoAway(Bytes::new(), reason, Initiator::User) |
| } |
| |
| <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>library_reset(stream_id: StreamId, reason: Reason) -> <span class="self">Self </span>{ |
| <span class="self">Self</span>::Reset(stream_id, reason, Initiator::Library) |
| } |
| |
| <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>library_go_away(reason: Reason) -> <span class="self">Self </span>{ |
| <span class="self">Self</span>::GoAway(Bytes::new(), reason, Initiator::Library) |
| } |
| |
| <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>library_go_away_data(reason: Reason, debug_data: <span class="kw">impl </span>Into<Bytes>) -> <span class="self">Self </span>{ |
| <span class="self">Self</span>::GoAway(debug_data.into(), reason, Initiator::Library) |
| } |
| |
| <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>remote_reset(stream_id: StreamId, reason: Reason) -> <span class="self">Self </span>{ |
| <span class="self">Self</span>::Reset(stream_id, reason, Initiator::Remote) |
| } |
| |
| <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn </span>remote_go_away(debug_data: Bytes, reason: Reason) -> <span class="self">Self </span>{ |
| <span class="self">Self</span>::GoAway(debug_data, reason, Initiator::Remote) |
| } |
| } |
| |
| <span class="kw">impl </span>Initiator { |
| <span class="kw">fn </span>is_local(<span class="kw-2">&</span><span class="self">self</span>) -> bool { |
| <span class="kw">match </span><span class="kw-2">*</span><span class="self">self </span>{ |
| <span class="self">Self</span>::User | <span class="self">Self</span>::Library => <span class="bool-val">true</span>, |
| <span class="self">Self</span>::Remote => <span class="bool-val">false</span>, |
| } |
| } |
| } |
| |
| <span class="kw">impl </span>fmt::Display <span class="kw">for </span>Error { |
| <span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, fmt: <span class="kw-2">&mut </span>fmt::Formatter) -> fmt::Result { |
| <span class="kw">match </span><span class="kw-2">*</span><span class="self">self </span>{ |
| <span class="self">Self</span>::Reset(<span class="kw">_</span>, reason, <span class="kw">_</span>) | <span class="self">Self</span>::GoAway(<span class="kw">_</span>, reason, <span class="kw">_</span>) => reason.fmt(fmt), |
| <span class="self">Self</span>::Io(<span class="kw">_</span>, <span class="prelude-val">Some</span>(<span class="kw-2">ref </span>inner)) => inner.fmt(fmt), |
| <span class="self">Self</span>::Io(kind, <span class="prelude-val">None</span>) => io::Error::from(kind).fmt(fmt), |
| } |
| } |
| } |
| |
| <span class="kw">impl </span>From<io::ErrorKind> <span class="kw">for </span>Error { |
| <span class="kw">fn </span>from(src: io::ErrorKind) -> <span class="self">Self </span>{ |
| Error::Io(src, <span class="prelude-val">None</span>) |
| } |
| } |
| |
| <span class="kw">impl </span>From<io::Error> <span class="kw">for </span>Error { |
| <span class="kw">fn </span>from(src: io::Error) -> <span class="self">Self </span>{ |
| Error::Io(src.kind(), src.get_ref().map(|inner| inner.to_string())) |
| } |
| } |
| |
| <span class="kw">impl </span>From<Error> <span class="kw">for </span>SendError { |
| <span class="kw">fn </span>from(src: Error) -> <span class="self">Self </span>{ |
| <span class="self">Self</span>::Connection(src) |
| } |
| } |
| </code></pre></div> |
| </section></div></main><div id="rustdoc-vars" data-root-path="../../../" data-current-crate="h2" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html> |