| <!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/codec/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>::proto::Error; |
| |
| <span class="kw">use </span>std::{error, fmt, io}; |
| |
| <span class="doccomment">/// Errors caused by sending a message |
| </span><span class="attribute">#[derive(Debug)] |
| </span><span class="kw">pub enum </span>SendError { |
| Connection(Error), |
| User(UserError), |
| } |
| |
| <span class="doccomment">/// Errors caused by users of the library |
| </span><span class="attribute">#[derive(Debug)] |
| </span><span class="kw">pub enum </span>UserError { |
| <span class="doccomment">/// The stream ID is no longer accepting frames. |
| </span>InactiveStreamId, |
| |
| <span class="doccomment">/// The stream is not currently expecting a frame of this type. |
| </span>UnexpectedFrameType, |
| |
| <span class="doccomment">/// The payload size is too big |
| </span>PayloadTooBig, |
| |
| <span class="doccomment">/// The application attempted to initiate too many streams to remote. |
| </span>Rejected, |
| |
| <span class="doccomment">/// The released capacity is larger than claimed capacity. |
| </span>ReleaseCapacityTooBig, |
| |
| <span class="doccomment">/// The stream ID space is overflowed. |
| /// |
| /// A new connection is needed. |
| </span>OverflowedStreamId, |
| |
| <span class="doccomment">/// Illegal headers, such as connection-specific headers. |
| </span>MalformedHeaders, |
| |
| <span class="doccomment">/// Request submitted with relative URI. |
| </span>MissingUriSchemeAndAuthority, |
| |
| <span class="doccomment">/// Calls `SendResponse::poll_reset` after having called `send_response`. |
| </span>PollResetAfterSendResponse, |
| |
| <span class="doccomment">/// Calls `PingPong::send_ping` before receiving a pong. |
| </span>SendPingWhilePending, |
| |
| <span class="doccomment">/// Tries to update local SETTINGS while ACK has not been received. |
| </span>SendSettingsWhilePending, |
| |
| <span class="doccomment">/// Tries to send push promise to peer who has disabled server push |
| </span>PeerDisabledServerPush, |
| } |
| |
| <span class="comment">// ===== impl SendError ===== |
| |
| </span><span class="kw">impl </span>error::Error <span class="kw">for </span>SendError {} |
| |
| <span class="kw">impl </span>fmt::Display <span class="kw">for </span>SendError { |
| <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>::Connection(<span class="kw-2">ref </span>e) => e.fmt(fmt), |
| <span class="self">Self</span>::User(<span class="kw-2">ref </span>e) => e.fmt(fmt), |
| } |
| } |
| } |
| |
| <span class="kw">impl </span>From<io::Error> <span class="kw">for </span>SendError { |
| <span class="kw">fn </span>from(src: io::Error) -> <span class="self">Self </span>{ |
| <span class="self">Self</span>::Connection(src.into()) |
| } |
| } |
| |
| <span class="kw">impl </span>From<UserError> <span class="kw">for </span>SendError { |
| <span class="kw">fn </span>from(src: UserError) -> <span class="self">Self </span>{ |
| SendError::User(src) |
| } |
| } |
| |
| <span class="comment">// ===== impl UserError ===== |
| |
| </span><span class="kw">impl </span>error::Error <span class="kw">for </span>UserError {} |
| |
| <span class="kw">impl </span>fmt::Display <span class="kw">for </span>UserError { |
| <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">use </span><span class="self">self</span>::UserError::<span class="kw-2">*</span>; |
| |
| fmt.write_str(<span class="kw">match </span><span class="kw-2">*</span><span class="self">self </span>{ |
| InactiveStreamId => <span class="string">"inactive stream"</span>, |
| UnexpectedFrameType => <span class="string">"unexpected frame type"</span>, |
| PayloadTooBig => <span class="string">"payload too big"</span>, |
| Rejected => <span class="string">"rejected"</span>, |
| ReleaseCapacityTooBig => <span class="string">"release capacity too big"</span>, |
| OverflowedStreamId => <span class="string">"stream ID overflowed"</span>, |
| MalformedHeaders => <span class="string">"malformed headers"</span>, |
| MissingUriSchemeAndAuthority => <span class="string">"request URI missing scheme and authority"</span>, |
| PollResetAfterSendResponse => <span class="string">"poll_reset after send_response is illegal"</span>, |
| SendPingWhilePending => <span class="string">"send_ping before received previous pong"</span>, |
| SendSettingsWhilePending => <span class="string">"sending SETTINGS before received previous ACK"</span>, |
| PeerDisabledServerPush => <span class="string">"sending PUSH_PROMISE to peer who disabled server push"</span>, |
| }) |
| } |
| } |
| </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> |
