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639 lines
47 KiB
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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="Source to the Rust file `src/ws/proto.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>proto.rs.html -- source</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></head><body class="rustdoc source"><!--[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></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 js-only"><div class="search-container"><input class="search-input" name="search" autocomplete="off" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><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"><pre class="line-numbers"><span id="1"> 1</span>
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|
|
<span id="309">309</span>
|
|||
|
|
<span id="310">310</span>
|
|||
|
|
<span id="311">311</span>
|
|||
|
|
<span id="312">312</span>
|
|||
|
|
<span id="313">313</span>
|
|||
|
|
<span id="314">314</span>
|
|||
|
|
<span id="315">315</span>
|
|||
|
|
<span id="316">316</span>
|
|||
|
|
<span id="317">317</span>
|
|||
|
|
<span id="318">318</span>
|
|||
|
|
</pre><pre class="rust ">
|
|||
|
|
<span class="kw">use</span> <span class="ident">base64</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">sha1</span>;
|
|||
|
|
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">convert</span>::{<span class="ident">From</span>, <span class="ident">Into</span>};
|
|||
|
|
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">fmt</span>;
|
|||
|
|
|
|||
|
|
<span class="kw">use</span> <span class="self">self</span>::<span class="ident">OpCode</span>::<span class="kw-2">*</span>;
|
|||
|
|
<span class="doccomment">/// Operation codes as part of rfc6455.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Eq</span>, <span class="ident">PartialEq</span>, <span class="ident">Clone</span>, <span class="ident">Copy</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">OpCode</span> {
|
|||
|
|
<span class="doccomment">/// Indicates a continuation frame of a fragmented message.</span>
|
|||
|
|
<span class="ident">Continue</span>,
|
|||
|
|
<span class="doccomment">/// Indicates a text data frame.</span>
|
|||
|
|
<span class="ident">Text</span>,
|
|||
|
|
<span class="doccomment">/// Indicates a binary data frame.</span>
|
|||
|
|
<span class="ident">Binary</span>,
|
|||
|
|
<span class="doccomment">/// Indicates a close control frame.</span>
|
|||
|
|
<span class="ident">Close</span>,
|
|||
|
|
<span class="doccomment">/// Indicates a ping control frame.</span>
|
|||
|
|
<span class="ident">Ping</span>,
|
|||
|
|
<span class="doccomment">/// Indicates a pong control frame.</span>
|
|||
|
|
<span class="ident">Pong</span>,
|
|||
|
|
<span class="doccomment">/// Indicates an invalid opcode was received.</span>
|
|||
|
|
<span class="ident">Bad</span>,
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="kw">for</span> <span class="ident">OpCode</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">fmt</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">f</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">fmt</span>::<span class="ident">Formatter</span>) <span class="op">-></span> <span class="ident">fmt</span>::<span class="prelude-ty">Result</span> {
|
|||
|
|
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
|
|||
|
|
<span class="ident">Continue</span> <span class="op">=></span> <span class="macro">write</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="string">"CONTINUE"</span>),
|
|||
|
|
<span class="ident">Text</span> <span class="op">=></span> <span class="macro">write</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="string">"TEXT"</span>),
|
|||
|
|
<span class="ident">Binary</span> <span class="op">=></span> <span class="macro">write</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="string">"BINARY"</span>),
|
|||
|
|
<span class="ident">Close</span> <span class="op">=></span> <span class="macro">write</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="string">"CLOSE"</span>),
|
|||
|
|
<span class="ident">Ping</span> <span class="op">=></span> <span class="macro">write</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="string">"PING"</span>),
|
|||
|
|
<span class="ident">Pong</span> <span class="op">=></span> <span class="macro">write</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="string">"PONG"</span>),
|
|||
|
|
<span class="ident">Bad</span> <span class="op">=></span> <span class="macro">write</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="string">"BAD"</span>),
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">Into</span><span class="op"><</span><span class="ident">u8</span><span class="op">></span> <span class="kw">for</span> <span class="ident">OpCode</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">into</span>(<span class="self">self</span>) <span class="op">-></span> <span class="ident">u8</span> {
|
|||
|
|
<span class="kw">match</span> <span class="self">self</span> {
|
|||
|
|
<span class="ident">Continue</span> <span class="op">=></span> <span class="number">0</span>,
|
|||
|
|
<span class="ident">Text</span> <span class="op">=></span> <span class="number">1</span>,
|
|||
|
|
<span class="ident">Binary</span> <span class="op">=></span> <span class="number">2</span>,
|
|||
|
|
<span class="ident">Close</span> <span class="op">=></span> <span class="number">8</span>,
|
|||
|
|
<span class="ident">Ping</span> <span class="op">=></span> <span class="number">9</span>,
|
|||
|
|
<span class="ident">Pong</span> <span class="op">=></span> <span class="number">10</span>,
|
|||
|
|
<span class="ident">Bad</span> <span class="op">=></span> {
|
|||
|
|
<span class="macro">debug_assert</span><span class="macro">!</span>(
|
|||
|
|
<span class="bool-val">false</span>,
|
|||
|
|
<span class="string">"Attempted to convert invalid opcode to u8. This is a bug."</span>
|
|||
|
|
);
|
|||
|
|
<span class="number">8</span> <span class="comment">// if this somehow happens, a close frame will help us tear down quickly</span>
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">u8</span><span class="op">></span> <span class="kw">for</span> <span class="ident">OpCode</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">byte</span>: <span class="ident">u8</span>) <span class="op">-></span> <span class="ident">OpCode</span> {
|
|||
|
|
<span class="kw">match</span> <span class="ident">byte</span> {
|
|||
|
|
<span class="number">0</span> <span class="op">=></span> <span class="ident">Continue</span>,
|
|||
|
|
<span class="number">1</span> <span class="op">=></span> <span class="ident">Text</span>,
|
|||
|
|
<span class="number">2</span> <span class="op">=></span> <span class="ident">Binary</span>,
|
|||
|
|
<span class="number">8</span> <span class="op">=></span> <span class="ident">Close</span>,
|
|||
|
|
<span class="number">9</span> <span class="op">=></span> <span class="ident">Ping</span>,
|
|||
|
|
<span class="number">10</span> <span class="op">=></span> <span class="ident">Pong</span>,
|
|||
|
|
<span class="kw">_</span> <span class="op">=></span> <span class="ident">Bad</span>,
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">use</span> <span class="self">self</span>::<span class="ident">CloseCode</span>::<span class="kw-2">*</span>;
|
|||
|
|
<span class="doccomment">/// Status code used to indicate why an endpoint is closing the `WebSocket`</span>
|
|||
|
|
<span class="doccomment">/// connection.</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Eq</span>, <span class="ident">PartialEq</span>, <span class="ident">Clone</span>, <span class="ident">Copy</span>)]</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">CloseCode</span> {
|
|||
|
|
<span class="doccomment">/// Indicates a normal closure, meaning that the purpose for</span>
|
|||
|
|
<span class="doccomment">/// which the connection was established has been fulfilled.</span>
|
|||
|
|
<span class="ident">Normal</span>,
|
|||
|
|
<span class="doccomment">/// Indicates that an endpoint is "going away", such as a server</span>
|
|||
|
|
<span class="doccomment">/// going down or a browser having navigated away from a page.</span>
|
|||
|
|
<span class="ident">Away</span>,
|
|||
|
|
<span class="doccomment">/// Indicates that an endpoint is terminating the connection due</span>
|
|||
|
|
<span class="doccomment">/// to a protocol error.</span>
|
|||
|
|
<span class="ident">Protocol</span>,
|
|||
|
|
<span class="doccomment">/// Indicates that an endpoint is terminating the connection</span>
|
|||
|
|
<span class="doccomment">/// because it has received a type of data it cannot accept (e.g., an</span>
|
|||
|
|
<span class="doccomment">/// endpoint that understands only text data MAY send this if it</span>
|
|||
|
|
<span class="doccomment">/// receives a binary message).</span>
|
|||
|
|
<span class="ident">Unsupported</span>,
|
|||
|
|
<span class="doccomment">/// Indicates an abnormal closure. If the abnormal closure was due to an</span>
|
|||
|
|
<span class="doccomment">/// error, this close code will not be used. Instead, the `on_error` method</span>
|
|||
|
|
<span class="doccomment">/// of the handler will be called with the error. However, if the connection</span>
|
|||
|
|
<span class="doccomment">/// is simply dropped, without an error, this close code will be sent to the</span>
|
|||
|
|
<span class="doccomment">/// handler.</span>
|
|||
|
|
<span class="ident">Abnormal</span>,
|
|||
|
|
<span class="doccomment">/// Indicates that an endpoint is terminating the connection</span>
|
|||
|
|
<span class="doccomment">/// because it has received data within a message that was not</span>
|
|||
|
|
<span class="doccomment">/// consistent with the type of the message (e.g., non-UTF-8 [RFC3629]</span>
|
|||
|
|
<span class="doccomment">/// data within a text message).</span>
|
|||
|
|
<span class="ident">Invalid</span>,
|
|||
|
|
<span class="doccomment">/// Indicates that an endpoint is terminating the connection</span>
|
|||
|
|
<span class="doccomment">/// because it has received a message that violates its policy. This</span>
|
|||
|
|
<span class="doccomment">/// is a generic status code that can be returned when there is no</span>
|
|||
|
|
<span class="doccomment">/// other more suitable status code (e.g., Unsupported or Size) or if there</span>
|
|||
|
|
<span class="doccomment">/// is a need to hide specific details about the policy.</span>
|
|||
|
|
<span class="ident">Policy</span>,
|
|||
|
|
<span class="doccomment">/// Indicates that an endpoint is terminating the connection</span>
|
|||
|
|
<span class="doccomment">/// because it has received a message that is too big for it to</span>
|
|||
|
|
<span class="doccomment">/// process.</span>
|
|||
|
|
<span class="ident">Size</span>,
|
|||
|
|
<span class="doccomment">/// Indicates that an endpoint (client) is terminating the</span>
|
|||
|
|
<span class="doccomment">/// connection because it has expected the server to negotiate one or</span>
|
|||
|
|
<span class="doccomment">/// more extension, but the server didn't return them in the response</span>
|
|||
|
|
<span class="doccomment">/// message of the WebSocket handshake. The list of extensions that</span>
|
|||
|
|
<span class="doccomment">/// are needed should be given as the reason for closing.</span>
|
|||
|
|
<span class="doccomment">/// Note that this status code is not used by the server, because it</span>
|
|||
|
|
<span class="doccomment">/// can fail the WebSocket handshake instead.</span>
|
|||
|
|
<span class="ident">Extension</span>,
|
|||
|
|
<span class="doccomment">/// Indicates that a server is terminating the connection because</span>
|
|||
|
|
<span class="doccomment">/// it encountered an unexpected condition that prevented it from</span>
|
|||
|
|
<span class="doccomment">/// fulfilling the request.</span>
|
|||
|
|
<span class="ident">Error</span>,
|
|||
|
|
<span class="doccomment">/// Indicates that the server is restarting. A client may choose to</span>
|
|||
|
|
<span class="doccomment">/// reconnect, and if it does, it should use a randomized delay of 5-30</span>
|
|||
|
|
<span class="doccomment">/// seconds between attempts.</span>
|
|||
|
|
<span class="ident">Restart</span>,
|
|||
|
|
<span class="doccomment">/// Indicates that the server is overloaded and the client should either</span>
|
|||
|
|
<span class="doccomment">/// connect to a different IP (when multiple targets exist), or</span>
|
|||
|
|
<span class="doccomment">/// reconnect to the same IP when a user has performed an action.</span>
|
|||
|
|
<span class="ident">Again</span>,
|
|||
|
|
<span class="attribute">#[<span class="ident">doc</span>(<span class="ident">hidden</span>)]</span>
|
|||
|
|
<span class="ident">Tls</span>,
|
|||
|
|
<span class="attribute">#[<span class="ident">doc</span>(<span class="ident">hidden</span>)]</span>
|
|||
|
|
<span class="ident">Other</span>(<span class="ident">u16</span>),
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">Into</span><span class="op"><</span><span class="ident">u16</span><span class="op">></span> <span class="kw">for</span> <span class="ident">CloseCode</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">into</span>(<span class="self">self</span>) <span class="op">-></span> <span class="ident">u16</span> {
|
|||
|
|
<span class="kw">match</span> <span class="self">self</span> {
|
|||
|
|
<span class="ident">Normal</span> <span class="op">=></span> <span class="number">1000</span>,
|
|||
|
|
<span class="ident">Away</span> <span class="op">=></span> <span class="number">1001</span>,
|
|||
|
|
<span class="ident">Protocol</span> <span class="op">=></span> <span class="number">1002</span>,
|
|||
|
|
<span class="ident">Unsupported</span> <span class="op">=></span> <span class="number">1003</span>,
|
|||
|
|
<span class="ident">Abnormal</span> <span class="op">=></span> <span class="number">1006</span>,
|
|||
|
|
<span class="ident">Invalid</span> <span class="op">=></span> <span class="number">1007</span>,
|
|||
|
|
<span class="ident">Policy</span> <span class="op">=></span> <span class="number">1008</span>,
|
|||
|
|
<span class="ident">Size</span> <span class="op">=></span> <span class="number">1009</span>,
|
|||
|
|
<span class="ident">Extension</span> <span class="op">=></span> <span class="number">1010</span>,
|
|||
|
|
<span class="ident">Error</span> <span class="op">=></span> <span class="number">1011</span>,
|
|||
|
|
<span class="ident">Restart</span> <span class="op">=></span> <span class="number">1012</span>,
|
|||
|
|
<span class="ident">Again</span> <span class="op">=></span> <span class="number">1013</span>,
|
|||
|
|
<span class="ident">Tls</span> <span class="op">=></span> <span class="number">1015</span>,
|
|||
|
|
<span class="ident">Other</span>(<span class="ident">code</span>) <span class="op">=></span> <span class="ident">code</span>,
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">u16</span><span class="op">></span> <span class="kw">for</span> <span class="ident">CloseCode</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">code</span>: <span class="ident">u16</span>) <span class="op">-></span> <span class="ident">CloseCode</span> {
|
|||
|
|
<span class="kw">match</span> <span class="ident">code</span> {
|
|||
|
|
<span class="number">1000</span> <span class="op">=></span> <span class="ident">Normal</span>,
|
|||
|
|
<span class="number">1001</span> <span class="op">=></span> <span class="ident">Away</span>,
|
|||
|
|
<span class="number">1002</span> <span class="op">=></span> <span class="ident">Protocol</span>,
|
|||
|
|
<span class="number">1003</span> <span class="op">=></span> <span class="ident">Unsupported</span>,
|
|||
|
|
<span class="number">1006</span> <span class="op">=></span> <span class="ident">Abnormal</span>,
|
|||
|
|
<span class="number">1007</span> <span class="op">=></span> <span class="ident">Invalid</span>,
|
|||
|
|
<span class="number">1008</span> <span class="op">=></span> <span class="ident">Policy</span>,
|
|||
|
|
<span class="number">1009</span> <span class="op">=></span> <span class="ident">Size</span>,
|
|||
|
|
<span class="number">1010</span> <span class="op">=></span> <span class="ident">Extension</span>,
|
|||
|
|
<span class="number">1011</span> <span class="op">=></span> <span class="ident">Error</span>,
|
|||
|
|
<span class="number">1012</span> <span class="op">=></span> <span class="ident">Restart</span>,
|
|||
|
|
<span class="number">1013</span> <span class="op">=></span> <span class="ident">Again</span>,
|
|||
|
|
<span class="number">1015</span> <span class="op">=></span> <span class="ident">Tls</span>,
|
|||
|
|
<span class="kw">_</span> <span class="op">=></span> <span class="ident">Other</span>(<span class="ident">code</span>),
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Eq</span>, <span class="ident">PartialEq</span>, <span class="ident">Clone</span>)]</span>
|
|||
|
|
<span class="doccomment">/// Reason for closing the connection</span>
|
|||
|
|
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">CloseReason</span> {
|
|||
|
|
<span class="doccomment">/// Exit code</span>
|
|||
|
|
<span class="kw">pub</span> <span class="ident">code</span>: <span class="ident">CloseCode</span>,
|
|||
|
|
<span class="doccomment">/// Optional description of the exit code</span>
|
|||
|
|
<span class="kw">pub</span> <span class="ident">description</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">String</span><span class="op">></span>,
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">CloseCode</span><span class="op">></span> <span class="kw">for</span> <span class="ident">CloseReason</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">code</span>: <span class="ident">CloseCode</span>) <span class="op">-></span> <span class="self">Self</span> {
|
|||
|
|
<span class="ident">CloseReason</span> {
|
|||
|
|
<span class="ident">code</span>,
|
|||
|
|
<span class="ident">description</span>: <span class="prelude-val">None</span>,
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span>: <span class="ident">Into</span><span class="op"><</span><span class="ident">String</span><span class="op">>></span> <span class="ident">From</span><span class="op"><</span>(<span class="ident">CloseCode</span>, <span class="ident">T</span>)<span class="op">></span> <span class="kw">for</span> <span class="ident">CloseReason</span> {
|
|||
|
|
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">info</span>: (<span class="ident">CloseCode</span>, <span class="ident">T</span>)) <span class="op">-></span> <span class="self">Self</span> {
|
|||
|
|
<span class="ident">CloseReason</span> {
|
|||
|
|
<span class="ident">code</span>: <span class="ident">info</span>.<span class="number">0</span>,
|
|||
|
|
<span class="ident">description</span>: <span class="prelude-val">Some</span>(<span class="ident">info</span>.<span class="number">1</span>.<span class="ident">into</span>()),
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="kw">static</span> <span class="ident">WS_GUID</span>: <span class="kw-2">&</span><span class="lifetime">'static</span> <span class="ident">str</span> <span class="op">=</span> <span class="string">"258EAFA5-E914-47DA-95CA-C5AB0DC85B11"</span>;
|
|||
|
|
|
|||
|
|
<span class="comment">// TODO: hash is always same size, we dont need String</span>
|
|||
|
|
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn</span> <span class="ident">hash_key</span>(<span class="ident">key</span>: <span class="kw-2">&</span>[<span class="ident">u8</span>]) <span class="op">-></span> <span class="ident">String</span> {
|
|||
|
|
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">hasher</span> <span class="op">=</span> <span class="ident">sha1</span>::<span class="ident">Sha1</span>::<span class="ident">new</span>();
|
|||
|
|
|
|||
|
|
<span class="ident">hasher</span>.<span class="ident">update</span>(<span class="ident">key</span>);
|
|||
|
|
<span class="ident">hasher</span>.<span class="ident">update</span>(<span class="ident">WS_GUID</span>.<span class="ident">as_bytes</span>());
|
|||
|
|
|
|||
|
|
<span class="ident">base64</span>::<span class="ident">encode</span>(<span class="kw-2">&</span><span class="ident">hasher</span>.<span class="ident">digest</span>().<span class="ident">bytes</span>())
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">test</span>)]</span>
|
|||
|
|
<span class="kw">mod</span> <span class="ident">test</span> {
|
|||
|
|
<span class="attribute">#![<span class="ident">allow</span>(<span class="ident">unused_imports</span>, <span class="ident">unused_variables</span>, <span class="ident">dead_code</span>)]</span>
|
|||
|
|
<span class="kw">use</span> <span class="kw">super</span>::<span class="kw-2">*</span>;
|
|||
|
|
|
|||
|
|
<span class="macro">macro_rules</span><span class="macro">!</span> <span class="ident">opcode_into</span> {
|
|||
|
|
(<span class="macro-nonterminal">$</span><span class="macro-nonterminal">from</span>:<span class="ident">expr</span> <span class="op">=></span> <span class="macro-nonterminal">$</span><span class="macro-nonterminal">opcode</span>:<span class="ident">pat</span>) <span class="op">=></span> {
|
|||
|
|
<span class="kw">match</span> <span class="ident">OpCode</span>::<span class="ident">from</span>(<span class="macro-nonterminal">$</span><span class="macro-nonterminal">from</span>) {
|
|||
|
|
<span class="ident">e</span> @ <span class="macro-nonterminal">$</span><span class="macro-nonterminal">opcode</span> <span class="op">=></span> (),
|
|||
|
|
<span class="ident">e</span> <span class="op">=></span> <span class="macro">unreachable</span><span class="macro">!</span>(<span class="string">"{:?}"</span>, <span class="ident">e</span>),
|
|||
|
|
}
|
|||
|
|
};
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="macro">macro_rules</span><span class="macro">!</span> <span class="ident">opcode_from</span> {
|
|||
|
|
(<span class="macro-nonterminal">$</span><span class="macro-nonterminal">from</span>:<span class="ident">expr</span> <span class="op">=></span> <span class="macro-nonterminal">$</span><span class="macro-nonterminal">opcode</span>:<span class="ident">pat</span>) <span class="op">=></span> {
|
|||
|
|
<span class="kw">let</span> <span class="ident">res</span>: <span class="ident">u8</span> <span class="op">=</span> <span class="macro-nonterminal">$</span><span class="macro-nonterminal">from</span>.<span class="ident">into</span>();
|
|||
|
|
<span class="kw">match</span> <span class="ident">res</span> {
|
|||
|
|
<span class="ident">e</span> @ <span class="macro-nonterminal">$</span><span class="macro-nonterminal">opcode</span> <span class="op">=></span> (),
|
|||
|
|
<span class="ident">e</span> <span class="op">=></span> <span class="macro">unreachable</span><span class="macro">!</span>(<span class="string">"{:?}"</span>, <span class="ident">e</span>),
|
|||
|
|
}
|
|||
|
|
};
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">test</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">test_to_opcode</span>() {
|
|||
|
|
<span class="macro">opcode_into</span><span class="macro">!</span>(<span class="number">0</span> <span class="op">=></span> <span class="ident">OpCode</span>::<span class="ident">Continue</span>);
|
|||
|
|
<span class="macro">opcode_into</span><span class="macro">!</span>(<span class="number">1</span> <span class="op">=></span> <span class="ident">OpCode</span>::<span class="ident">Text</span>);
|
|||
|
|
<span class="macro">opcode_into</span><span class="macro">!</span>(<span class="number">2</span> <span class="op">=></span> <span class="ident">OpCode</span>::<span class="ident">Binary</span>);
|
|||
|
|
<span class="macro">opcode_into</span><span class="macro">!</span>(<span class="number">8</span> <span class="op">=></span> <span class="ident">OpCode</span>::<span class="ident">Close</span>);
|
|||
|
|
<span class="macro">opcode_into</span><span class="macro">!</span>(<span class="number">9</span> <span class="op">=></span> <span class="ident">OpCode</span>::<span class="ident">Ping</span>);
|
|||
|
|
<span class="macro">opcode_into</span><span class="macro">!</span>(<span class="number">10</span> <span class="op">=></span> <span class="ident">OpCode</span>::<span class="ident">Pong</span>);
|
|||
|
|
<span class="macro">opcode_into</span><span class="macro">!</span>(<span class="number">99</span> <span class="op">=></span> <span class="ident">OpCode</span>::<span class="ident">Bad</span>);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">test</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">test_from_opcode</span>() {
|
|||
|
|
<span class="macro">opcode_from</span><span class="macro">!</span>(<span class="ident">OpCode</span>::<span class="ident">Continue</span> <span class="op">=></span> <span class="number">0</span>);
|
|||
|
|
<span class="macro">opcode_from</span><span class="macro">!</span>(<span class="ident">OpCode</span>::<span class="ident">Text</span> <span class="op">=></span> <span class="number">1</span>);
|
|||
|
|
<span class="macro">opcode_from</span><span class="macro">!</span>(<span class="ident">OpCode</span>::<span class="ident">Binary</span> <span class="op">=></span> <span class="number">2</span>);
|
|||
|
|
<span class="macro">opcode_from</span><span class="macro">!</span>(<span class="ident">OpCode</span>::<span class="ident">Close</span> <span class="op">=></span> <span class="number">8</span>);
|
|||
|
|
<span class="macro">opcode_from</span><span class="macro">!</span>(<span class="ident">OpCode</span>::<span class="ident">Ping</span> <span class="op">=></span> <span class="number">9</span>);
|
|||
|
|
<span class="macro">opcode_from</span><span class="macro">!</span>(<span class="ident">OpCode</span>::<span class="ident">Pong</span> <span class="op">=></span> <span class="number">10</span>);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">test</span>]</span>
|
|||
|
|
<span class="attribute">#[<span class="ident">should_panic</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">test_from_opcode_debug</span>() {
|
|||
|
|
<span class="macro">opcode_from</span><span class="macro">!</span>(<span class="ident">OpCode</span>::<span class="ident">Bad</span> <span class="op">=></span> <span class="number">99</span>);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">test</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">test_from_opcode_display</span>() {
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="macro">format</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="ident">OpCode</span>::<span class="ident">Continue</span>), <span class="string">"CONTINUE"</span>);
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="macro">format</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="ident">OpCode</span>::<span class="ident">Text</span>), <span class="string">"TEXT"</span>);
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="macro">format</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="ident">OpCode</span>::<span class="ident">Binary</span>), <span class="string">"BINARY"</span>);
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="macro">format</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="ident">OpCode</span>::<span class="ident">Close</span>), <span class="string">"CLOSE"</span>);
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="macro">format</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="ident">OpCode</span>::<span class="ident">Ping</span>), <span class="string">"PING"</span>);
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="macro">format</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="ident">OpCode</span>::<span class="ident">Pong</span>), <span class="string">"PONG"</span>);
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="macro">format</span><span class="macro">!</span>(<span class="string">"{}"</span>, <span class="ident">OpCode</span>::<span class="ident">Bad</span>), <span class="string">"BAD"</span>);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">test</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">closecode_from_u16</span>() {
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">CloseCode</span>::<span class="ident">from</span>(<span class="number">1000u16</span>), <span class="ident">CloseCode</span>::<span class="ident">Normal</span>);
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">CloseCode</span>::<span class="ident">from</span>(<span class="number">1001u16</span>), <span class="ident">CloseCode</span>::<span class="ident">Away</span>);
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">CloseCode</span>::<span class="ident">from</span>(<span class="number">1002u16</span>), <span class="ident">CloseCode</span>::<span class="ident">Protocol</span>);
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">CloseCode</span>::<span class="ident">from</span>(<span class="number">1003u16</span>), <span class="ident">CloseCode</span>::<span class="ident">Unsupported</span>);
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">CloseCode</span>::<span class="ident">from</span>(<span class="number">1006u16</span>), <span class="ident">CloseCode</span>::<span class="ident">Abnormal</span>);
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">CloseCode</span>::<span class="ident">from</span>(<span class="number">1007u16</span>), <span class="ident">CloseCode</span>::<span class="ident">Invalid</span>);
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">CloseCode</span>::<span class="ident">from</span>(<span class="number">1008u16</span>), <span class="ident">CloseCode</span>::<span class="ident">Policy</span>);
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">CloseCode</span>::<span class="ident">from</span>(<span class="number">1009u16</span>), <span class="ident">CloseCode</span>::<span class="ident">Size</span>);
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">CloseCode</span>::<span class="ident">from</span>(<span class="number">1010u16</span>), <span class="ident">CloseCode</span>::<span class="ident">Extension</span>);
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">CloseCode</span>::<span class="ident">from</span>(<span class="number">1011u16</span>), <span class="ident">CloseCode</span>::<span class="ident">Error</span>);
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">CloseCode</span>::<span class="ident">from</span>(<span class="number">1012u16</span>), <span class="ident">CloseCode</span>::<span class="ident">Restart</span>);
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">CloseCode</span>::<span class="ident">from</span>(<span class="number">1013u16</span>), <span class="ident">CloseCode</span>::<span class="ident">Again</span>);
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">CloseCode</span>::<span class="ident">from</span>(<span class="number">1015u16</span>), <span class="ident">CloseCode</span>::<span class="ident">Tls</span>);
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">CloseCode</span>::<span class="ident">from</span>(<span class="number">2000u16</span>), <span class="ident">CloseCode</span>::<span class="ident">Other</span>(<span class="number">2000</span>));
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
<span class="attribute">#[<span class="ident">test</span>]</span>
|
|||
|
|
<span class="kw">fn</span> <span class="ident">closecode_into_u16</span>() {
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">1000u16</span>, <span class="ident">Into</span>::<span class="op"><</span><span class="ident">u16</span><span class="op">></span>::<span class="ident">into</span>(<span class="ident">CloseCode</span>::<span class="ident">Normal</span>));
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">1001u16</span>, <span class="ident">Into</span>::<span class="op"><</span><span class="ident">u16</span><span class="op">></span>::<span class="ident">into</span>(<span class="ident">CloseCode</span>::<span class="ident">Away</span>));
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">1002u16</span>, <span class="ident">Into</span>::<span class="op"><</span><span class="ident">u16</span><span class="op">></span>::<span class="ident">into</span>(<span class="ident">CloseCode</span>::<span class="ident">Protocol</span>));
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">1003u16</span>, <span class="ident">Into</span>::<span class="op"><</span><span class="ident">u16</span><span class="op">></span>::<span class="ident">into</span>(<span class="ident">CloseCode</span>::<span class="ident">Unsupported</span>));
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">1006u16</span>, <span class="ident">Into</span>::<span class="op"><</span><span class="ident">u16</span><span class="op">></span>::<span class="ident">into</span>(<span class="ident">CloseCode</span>::<span class="ident">Abnormal</span>));
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">1007u16</span>, <span class="ident">Into</span>::<span class="op"><</span><span class="ident">u16</span><span class="op">></span>::<span class="ident">into</span>(<span class="ident">CloseCode</span>::<span class="ident">Invalid</span>));
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">1008u16</span>, <span class="ident">Into</span>::<span class="op"><</span><span class="ident">u16</span><span class="op">></span>::<span class="ident">into</span>(<span class="ident">CloseCode</span>::<span class="ident">Policy</span>));
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">1009u16</span>, <span class="ident">Into</span>::<span class="op"><</span><span class="ident">u16</span><span class="op">></span>::<span class="ident">into</span>(<span class="ident">CloseCode</span>::<span class="ident">Size</span>));
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">1010u16</span>, <span class="ident">Into</span>::<span class="op"><</span><span class="ident">u16</span><span class="op">></span>::<span class="ident">into</span>(<span class="ident">CloseCode</span>::<span class="ident">Extension</span>));
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">1011u16</span>, <span class="ident">Into</span>::<span class="op"><</span><span class="ident">u16</span><span class="op">></span>::<span class="ident">into</span>(<span class="ident">CloseCode</span>::<span class="ident">Error</span>));
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">1012u16</span>, <span class="ident">Into</span>::<span class="op"><</span><span class="ident">u16</span><span class="op">></span>::<span class="ident">into</span>(<span class="ident">CloseCode</span>::<span class="ident">Restart</span>));
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">1013u16</span>, <span class="ident">Into</span>::<span class="op"><</span><span class="ident">u16</span><span class="op">></span>::<span class="ident">into</span>(<span class="ident">CloseCode</span>::<span class="ident">Again</span>));
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">1015u16</span>, <span class="ident">Into</span>::<span class="op"><</span><span class="ident">u16</span><span class="op">></span>::<span class="ident">into</span>(<span class="ident">CloseCode</span>::<span class="ident">Tls</span>));
|
|||
|
|
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">2000u16</span>, <span class="ident">Into</span>::<span class="op"><</span><span class="ident">u16</span><span class="op">></span>::<span class="ident">into</span>(<span class="ident">CloseCode</span>::<span class="ident">Other</span>(<span class="number">2000</span>)));
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
</pre>
|
|||
|
|
</section><section id="search" class="content hidden"></section><section class="footer"></section><aside id="help" class="hidden"><div><h1 class="hidden">Help</h1><div class="shortcuts"><h2>Keyboard Shortcuts</h2><dl><dt><kbd>?</kbd></dt><dd>Show this help dialog</dd><dt><kbd>S</kbd></dt><dd>Focus the search field</dd><dt><kbd>↑</kbd></dt><dd>Move up in search results</dd><dt><kbd>↓</kbd></dt><dd>Move down in search results</dd><dt><kbd>↹</kbd></dt><dd>Switch tab</dd><dt><kbd>⏎</kbd></dt><dd>Go to active search result</dd><dt><kbd>+</kbd></dt><dd>Expand all sections</dd><dt><kbd>-</kbd></dt><dd>Collapse all sections</dd></dl></div><div class="infos"><h2>Search Tricks</h2><p>Prefix searches with a type followed by a colon (e.g. <code>fn:</code>) to restrict the search to a given type.</p><p>Accepted types are: <code>fn</code>, <code>mod</code>, <code>struct</code>, <code>enum</code>, <code>trait</code>, <code>type</code>, <code>macro</code>, and <code>const</code>.</p><p>Search functions by type signature (e.g. <code>vec -> usize</code> or <code>* -> vec</code>)</p><p>Search multiple things at once by splitting your query with comma (e.g. <code>str,u8</code> or <code>String,struct:Vec,test</code>)</p></div></div></aside><script>window.rootPath = "../../../";window.currentCrate = "actix_web";</script><script src="../../../aliases.js"></script><script src="../../../main.js"></script><script defer src="../../../search-index.js"></script></body></html>
|