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diff --git a/src/irsc/message.rs.html b/src/irsc/message.rs.html new file mode 100644 index 0000000..cdc6033 --- /dev/null +++ b/src/irsc/message.rs.html @@ -0,0 +1,567 @@ +<!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/message.rs`."> + <meta name="keywords" content="rust, rustlang, rust-lang"> + + <title>message.rs.html -- source</title> + + <link rel="stylesheet" type="text/css" href="../../main.css"> + + + +</head> +<body class="rustdoc"> + <!--[if lte IE 8]> + <div class="warning"> + This old browser is unsupported and will most likely display funky + things. + </div> + <![endif]--> + + + + <section class="sidebar"> + + + </section> + + <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"> + </div> + </form> + </nav> + + <section id='main' class="content source"><pre class="line-numbers"><span id="1"> 1</span> +<span id="2"> 2</span> +<span id="3"> 3</span> +<span id="4"> 4</span> +<span id="5"> 5</span> +<span id="6"> 6</span> +<span id="7"> 7</span> +<span id="8"> 8</span> +<span id="9"> 9</span> +<span id="10"> 10</span> +<span id="11"> 11</span> +<span id="12"> 12</span> +<span id="13"> 13</span> +<span id="14"> 14</span> +<span id="15"> 15</span> +<span id="16"> 16</span> +<span id="17"> 17</span> +<span id="18"> 18</span> +<span id="19"> 19</span> +<span id="20"> 20</span> +<span id="21"> 21</span> +<span id="22"> 22</span> +<span id="23"> 23</span> +<span id="24"> 24</span> +<span id="25"> 25</span> +<span id="26"> 26</span> +<span id="27"> 27</span> +<span id="28"> 28</span> +<span id="29"> 29</span> +<span id="30"> 30</span> +<span id="31"> 31</span> +<span 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id="219">219</span> +<span id="220">220</span> +<span id="221">221</span> +<span id="222">222</span> +<span id="223">223</span> +<span id="224">224</span> +<span id="225">225</span> +<span id="226">226</span> +<span id="227">227</span> +<span id="228">228</span> +<span id="229">229</span> +<span id="230">230</span> +<span id="231">231</span> +<span id="232">232</span> +<span id="233">233</span> +<span id="234">234</span> +<span id="235">235</span> +</pre><pre class='rust '> +<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>allow</span>(<span class='ident'>non_camel_case_types</span>)]</span> + +<span class='kw'>use</span> <span class='ident'>std</span>::<span class='ident'>str</span>::<span class='ident'>FromStr</span>; +<span class='kw'>use</span> <span class='ident'>std</span>::<span class='ident'>string</span>::{ <span class='ident'>ToString</span> }; +<span class='kw'>use</span> <span class='ident'>std</span>::<span class='ident'>borrow</span>::{ <span class='ident'>ToOwned</span> }; +<span class='kw'>use</span> <span class='ident'>std</span>::<span class='ident'>ops</span>::{ <span class='ident'>Deref</span>, <span class='ident'>Range</span> }; + +<span class='kw'>use</span> ::<span class='ident'>IrscError</span>; +<span class='kw'>use</span> <span class='ident'>ident</span>::<span class='ident'>Ident</span>; + +<span class='attribute'>#[<span class='ident'>derive</span>(<span class='ident'>Copy</span>, <span class='ident'>Clone</span>, <span class='ident'>Debug</span>, <span class='ident'>PartialEq</span>, <span class='ident'>Eq</span>, <span class='ident'>Hash</span>)]</span> +<span class='kw'>pub</span> <span class='kw'>enum</span> <span class='ident'>MsgType</span> { + <span class='doccomment'>/// Plain old IRC messages, as defined in [rfc2812][rfc]</span> + <span class='doccomment'>/// rfc: http://tools.ietf.org/html/rfc2812</span> + <span class='ident'>Irc</span>, + <span class='doccomment'>/// Ctcp messages, wrapped in \u{1}</span> + <span class='ident'>Ctcp</span> +} + +<span class='doccomment'>/// Byte indices, be careful.</span> +<span class='attribute'>#[<span class='ident'>derive</span>(<span class='ident'>Debug</span>, <span class='ident'>PartialEq</span>, <span class='ident'>Eq</span>, <span class='ident'>Clone</span>)]</span> +<span class='kw'>pub</span> <span class='kw'>struct</span> <span class='ident'>Message</span> { + <span class='kw'>pub</span> <span class='ident'>source</span>: <span class='ident'>String</span>, + <span class='ident'>prefix</span>: <span class='prelude-ty'>Option</span><span class='op'><</span><span class='ident'>Range</span><span class='op'><</span><span class='ident'>u16</span><span class='op'>>></span>, + <span class='ident'>command</span>: <span class='ident'>Range</span><span class='op'><</span><span class='ident'>u16</span><span class='op'>></span>, + <span class='ident'>content</span>: <span class='ident'>Vec</span><span class='op'><</span><span class='ident'>Range</span><span class='op'><</span><span class='ident'>u16</span><span class='op'>>></span>, + <span class='ident'>suffix</span>: <span class='prelude-ty'>Option</span><span class='op'><</span><span class='ident'>Range</span><span class='op'><</span><span class='ident'>u16</span><span class='op'>>></span>, + <span class='kw'>pub</span> <span class='ident'>msg_type</span>: <span class='ident'>MsgType</span> +} + +<span class='kw'>impl</span> <span class='ident'>Message</span> { + <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>new</span>(<span class='ident'>source</span>: <span class='ident'>String</span>, <span class='ident'>prefix</span>: <span class='prelude-ty'>Option</span><span class='op'><</span><span class='ident'>Range</span><span class='op'><</span><span class='ident'>u16</span><span class='op'>>></span>, <span class='ident'>command</span>: <span class='ident'>Range</span><span class='op'><</span><span class='ident'>u16</span><span class='op'>></span>, <span class='ident'>content</span>: <span class='ident'>Vec</span><span class='op'><</span><span class='ident'>Range</span><span class='op'><</span><span class='ident'>u16</span><span class='op'>>></span>, <span class='ident'>suffix</span>: <span class='prelude-ty'>Option</span><span class='op'><</span><span class='ident'>Range</span><span class='op'><</span><span class='ident'>u16</span><span class='op'>>></span>, <span class='ident'>msg_type</span>: <span class='ident'>MsgType</span>) <span class='op'>-></span> <span class='ident'>Message</span> { + <span class='ident'>Message</span> { + <span class='ident'>source</span>: <span class='ident'>source</span>, + <span class='ident'>prefix</span>: <span class='ident'>prefix</span>, + <span class='ident'>command</span>: <span class='ident'>command</span>, + <span class='ident'>content</span>: <span class='ident'>content</span>, + <span class='ident'>suffix</span>: <span class='ident'>suffix</span>, + <span class='ident'>msg_type</span>: <span class='ident'>msg_type</span> + } + } + + <span class='attribute'>#[<span class='ident'>allow</span>(<span class='ident'>unused_assignments</span>)]</span> + <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>format</span><span class='op'><</span><span class='ident'>T</span>: <span class='ident'>Deref</span><span class='op'><</span><span class='ident'>Target</span><span class='op'>=</span><span class='ident'>str</span><span class='op'>>></span>(<span class='ident'>prefix</span>: <span class='prelude-ty'>Option</span><span class='op'><</span><span class='ident'>T</span><span class='op'>></span>, <span class='ident'>command</span>: <span class='ident'>T</span>, <span class='ident'>content</span>: <span class='ident'>Vec</span><span class='op'><</span><span class='ident'>T</span><span class='op'>></span>, <span class='ident'>suffix</span>: <span class='prelude-ty'>Option</span><span class='op'><</span><span class='ident'>T</span><span class='op'>></span>, <span class='ident'>msg_type</span>: <span class='ident'>MsgType</span>) <span class='op'>-></span> <span class='ident'>Message</span> { + <span class='kw'>let</span> <span class='kw-2'>mut</span> <span class='ident'>s</span> <span class='op'>=</span> <span class='ident'>String</span>::<span class='ident'>with_capacity</span>(<span class='number'>512</span>); + <span class='kw'>let</span> <span class='kw-2'>mut</span> <span class='ident'>i</span> <span class='op'>=</span> <span class='number'>0</span>; + + <span class='kw'>let</span> <span class='kw-2'>mut</span> <span class='ident'>i_prefix</span> <span class='op'>=</span> <span class='prelude-val'>None</span>; + <span class='kw'>if</span> <span class='kw'>let</span> <span class='prelude-val'>Some</span>(<span class='kw-2'>ref</span> <span class='ident'>p</span>) <span class='op'>=</span> <span class='ident'>prefix</span> { + <span class='ident'>i_prefix</span> <span class='op'>=</span> <span class='prelude-val'>Some</span>((<span class='ident'>i</span> <span class='op'>+</span> <span class='number'>1</span>) <span class='kw'>as</span> <span class='ident'>u16</span>..(<span class='ident'>i</span> <span class='op'>+</span> <span class='number'>2</span> <span class='op'>+</span> <span class='ident'>p</span>.<span class='ident'>len</span>()) <span class='kw'>as</span> <span class='ident'>u16</span>); + <span class='ident'>s</span>.<span class='ident'>push</span>(<span class='string'>':'</span>); + <span class='ident'>s</span>.<span class='ident'>push_str</span>(<span class='ident'>p</span>); + <span class='ident'>s</span>.<span class='ident'>push</span>(<span class='string'>' '</span>); + <span class='ident'>i</span> <span class='op'>+=</span> <span class='number'>2</span> <span class='op'>+</span> <span class='ident'>p</span>.<span class='ident'>len</span>(); + } + + <span class='kw'>let</span> <span class='ident'>i_command</span> <span class='op'>=</span> <span class='ident'>i</span> <span class='kw'>as</span> <span class='ident'>u16</span>..(<span class='ident'>i</span> <span class='op'>+</span> <span class='ident'>command</span>.<span class='ident'>len</span>()) <span class='kw'>as</span> <span class='ident'>u16</span>; + <span class='ident'>s</span>.<span class='ident'>push_str</span>(<span class='kw-2'>&</span><span class='op'>*</span><span class='ident'>command</span>); + <span class='ident'>s</span>.<span class='ident'>push</span>(<span class='string'>' '</span>); + <span class='ident'>i</span> <span class='op'>+=</span> <span class='number'>1</span> <span class='op'>+</span> <span class='ident'>command</span>.<span class='ident'>len</span>(); + + <span class='kw'>let</span> <span class='kw-2'>mut</span> <span class='ident'>i_content</span> <span class='op'>=</span> <span class='ident'>Vec</span>::<span class='ident'>new</span>(); + <span class='kw'>for</span> <span class='ident'>part</span> <span class='kw'>in</span> <span class='ident'>content</span>.<span class='ident'>iter</span>() { + <span class='ident'>i_content</span>.<span class='ident'>push</span>(<span class='ident'>i</span> <span class='kw'>as</span> <span class='ident'>u16</span>..(<span class='ident'>i</span> <span class='op'>+</span> <span class='ident'>part</span>.<span class='ident'>len</span>()) <span class='kw'>as</span> <span class='ident'>u16</span>); + <span class='ident'>s</span>.<span class='ident'>push_str</span>(<span class='ident'>part</span>); + <span class='ident'>s</span>.<span class='ident'>push</span>(<span class='string'>' '</span>); + <span class='ident'>i</span> <span class='op'>+=</span> <span class='number'>1</span> <span class='op'>+</span> <span class='ident'>part</span>.<span class='ident'>len</span>(); + } + + <span class='kw'>let</span> <span class='kw-2'>mut</span> <span class='ident'>i_suffix</span> <span class='op'>=</span> <span class='prelude-val'>None</span>; + <span class='kw'>if</span> <span class='kw'>let</span> <span class='prelude-val'>Some</span>(<span class='kw-2'>ref</span> <span class='ident'>p</span>) <span class='op'>=</span> <span class='ident'>suffix</span> { + <span class='ident'>s</span>.<span class='ident'>push</span>(<span class='string'>':'</span>); + <span class='kw'>if</span> <span class='kw'>let</span> <span class='ident'>MsgType</span>::<span class='ident'>Ctcp</span> <span class='op'>=</span> <span class='ident'>msg_type</span> { <span class='ident'>s</span>.<span class='ident'>push</span>(<span class='string'>'\u{1}'</span>); <span class='ident'>i</span> <span class='op'>+=</span> <span class='number'>1</span>; } + <span class='kw'>let</span> <span class='ident'>n</span> <span class='op'>=</span> <span class='ident'>i</span>; + <span class='ident'>s</span>.<span class='ident'>push_str</span>(<span class='ident'>p</span>); + <span class='kw'>if</span> <span class='kw'>let</span> <span class='ident'>MsgType</span>::<span class='ident'>Ctcp</span> <span class='op'>=</span> <span class='ident'>msg_type</span> { <span class='ident'>s</span>.<span class='ident'>push</span>(<span class='string'>'\u{1}'</span>); <span class='ident'>i</span> <span class='op'>+=</span> <span class='number'>1</span>; } + <span class='ident'>i_suffix</span> <span class='op'>=</span> <span class='prelude-val'>Some</span>(<span class='ident'>n</span> <span class='kw'>as</span> <span class='ident'>u16</span>..(<span class='ident'>n</span> <span class='op'>+</span> <span class='ident'>p</span>.<span class='ident'>len</span>()) <span class='kw'>as</span> <span class='ident'>u16</span>); + <span class='ident'>i</span> <span class='op'>+=</span> <span class='number'>1</span> <span class='op'>+</span> <span class='ident'>p</span>.<span class='ident'>len</span>(); + } + + <span class='ident'>s</span>.<span class='ident'>push_str</span>(<span class='string'>"\r\n"</span>); + <span class='ident'>i</span> <span class='op'>+=</span> <span class='number'>2</span>; + + <span class='ident'>Message</span>::<span class='ident'>new</span>(<span class='ident'>s</span>, <span class='ident'>i_prefix</span>, <span class='ident'>i_command</span>, <span class='ident'>i_content</span>, <span class='ident'>i_suffix</span>, <span class='ident'>msg_type</span>) + } + + <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>range</span>(<span class='kw-2'>&</span><span class='self'>self</span>, <span class='ident'>r</span>: <span class='kw-2'>&</span><span class='ident'>Range</span><span class='op'><</span><span class='ident'>u16</span><span class='op'>></span>) <span class='op'>-></span> <span class='kw-2'>&</span><span class='ident'>str</span> { + <span class='kw-2'>&</span><span class='self'>self</span>.<span class='ident'>source</span>[<span class='ident'>r</span>.<span class='ident'>start</span> <span class='kw'>as</span> <span class='ident'>usize</span>..<span class='ident'>r</span>.<span class='ident'>end</span> <span class='kw'>as</span> <span class='ident'>usize</span>] + } + + <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>prefix</span>(<span class='kw-2'>&</span><span class='self'>self</span>) <span class='op'>-></span> <span class='prelude-ty'>Option</span><span class='op'><</span><span class='kw-2'>&</span><span class='ident'>str</span><span class='op'>></span> { <span class='self'>self</span>.<span class='ident'>prefix</span>.<span class='ident'>as_ref</span>().<span class='ident'>map</span>(<span class='op'>|</span><span class='ident'>r</span><span class='op'>|</span> <span class='self'>self</span>.<span class='ident'>range</span>(<span class='ident'>r</span>)) } + <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>command</span>(<span class='kw-2'>&</span><span class='self'>self</span>) <span class='op'>-></span> <span class='kw-2'>&</span><span class='ident'>str</span> { <span class='self'>self</span>.<span class='ident'>range</span>(<span class='kw-2'>&</span><span class='self'>self</span>.<span class='ident'>command</span>) } + <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>content</span>(<span class='kw-2'>&</span><span class='self'>self</span>) <span class='op'>-></span> <span class='ident'>Vec</span><span class='op'><</span><span class='kw-2'>&</span><span class='ident'>str</span><span class='op'>></span> { <span class='self'>self</span>.<span class='ident'>content</span>.<span class='ident'>iter</span>().<span class='ident'>map</span>(<span class='op'>|</span><span class='ident'>r</span><span class='op'>|</span> <span class='self'>self</span>.<span class='ident'>range</span>(<span class='kw-2'>&</span><span class='ident'>r</span>)).<span class='ident'>collect</span>() } + <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>suffix</span>(<span class='kw-2'>&</span><span class='self'>self</span>) <span class='op'>-></span> <span class='prelude-ty'>Option</span><span class='op'><</span><span class='kw-2'>&</span><span class='ident'>str</span><span class='op'>></span> { <span class='self'>self</span>.<span class='ident'>suffix</span>.<span class='ident'>as_ref</span>().<span class='ident'>map</span>(<span class='op'>|</span><span class='ident'>r</span><span class='op'>|</span> <span class='self'>self</span>.<span class='ident'>range</span>(<span class='ident'>r</span>)) } + <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>elements</span>(<span class='kw-2'>&</span><span class='self'>self</span>) <span class='op'>-></span> <span class='ident'>Vec</span><span class='op'><</span><span class='kw-2'>&</span><span class='ident'>str</span><span class='op'>></span> { <span class='kw'>let</span> <span class='kw-2'>mut</span> <span class='ident'>s</span> <span class='op'>=</span> <span class='self'>self</span>.<span class='ident'>content</span>(); <span class='self'>self</span>.<span class='ident'>suffix</span>().<span class='ident'>map</span>(<span class='op'>|</span><span class='ident'>f</span><span class='op'>|</span> <span class='ident'>s</span>.<span class='ident'>push</span>(<span class='ident'>f</span>)); <span class='ident'>s</span> } + <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>ident</span>(<span class='kw-2'>&</span><span class='self'>self</span>) <span class='op'>-></span> <span class='prelude-ty'>Option</span><span class='op'><</span><span class='ident'>Ident</span><span class='op'>></span> { <span class='self'>self</span>.<span class='ident'>prefix</span>().<span class='ident'>and_then</span>(<span class='ident'>Ident</span>::<span class='ident'>parse</span>) } +} + +<span class='kw'>impl</span> <span class='ident'>FromStr</span> <span class='kw'>for</span> <span class='ident'>Message</span> { + <span class='kw'>type</span> <span class='prelude-val'>Err</span> <span class='op'>=</span> <span class='ident'>IrscError</span>; + <span class='kw'>fn</span> <span class='ident'>from_str</span>(<span class='ident'>i</span>: <span class='kw-2'>&</span><span class='ident'>str</span>) <span class='op'>-></span> <span class='prelude-ty'>Result</span><span class='op'><</span><span class='ident'>Message</span>, <span class='ident'>IrscError</span><span class='op'>></span> { + <span class='kw'>let</span> <span class='ident'>len</span> <span class='op'>=</span> <span class='ident'>i</span>.<span class='ident'>len</span>(); + <span class='comment'>// remember, bytes, not chars</span> + <span class='kw'>let</span> <span class='kw-2'>mut</span> <span class='ident'>s</span> <span class='op'>=</span> <span class='number'>0</span>; + + <span class='kw'>let</span> <span class='ident'>prefix</span> <span class='op'>=</span> <span class='kw'>if</span> <span class='ident'>len</span> <span class='op'>>=</span> <span class='number'>1</span> <span class='op'>&&</span> <span class='ident'>i</span>[<span class='ident'>s</span>..].<span class='ident'>as_bytes</span>()[<span class='number'>0</span>] <span class='op'>==</span> <span class='string'>':'</span> <span class='kw'>as</span> <span class='ident'>u8</span> { + <span class='ident'>i</span>[<span class='ident'>s</span>..].<span class='ident'>find</span>(<span class='string'>' '</span>).<span class='ident'>map</span>(<span class='op'>|</span><span class='ident'>i</span><span class='op'>|</span> { <span class='kw'>let</span> <span class='ident'>n</span> <span class='op'>=</span> <span class='number'>1u16</span>..(<span class='ident'>s</span> <span class='op'>+</span> <span class='ident'>i</span>) <span class='kw'>as</span> <span class='ident'>u16</span>; <span class='ident'>s</span> <span class='op'>+=</span> <span class='ident'>i</span> <span class='op'>+</span> <span class='number'>1</span>; <span class='ident'>n</span> }) + } <span class='kw'>else</span> { <span class='prelude-val'>None</span> }; + + <span class='kw'>let</span> <span class='ident'>command</span> <span class='op'>=</span> <span class='ident'>i</span>[<span class='ident'>s</span>..].<span class='ident'>find</span>(<span class='string'>' '</span>).<span class='ident'>map</span>(<span class='op'>|</span><span class='ident'>n</span><span class='op'>|</span> { + <span class='kw'>let</span> <span class='ident'>p</span> <span class='op'>=</span> <span class='ident'>s</span> <span class='kw'>as</span> <span class='ident'>u16</span>..(<span class='ident'>s</span> <span class='op'>+</span> <span class='ident'>n</span>) <span class='kw'>as</span> <span class='ident'>u16</span>; + <span class='ident'>s</span> <span class='op'>+=</span> <span class='ident'>n</span>; + <span class='ident'>p</span> + }); + + <span class='kw'>let</span> <span class='kw-2'>mut</span> <span class='ident'>content</span> <span class='op'>=</span> <span class='ident'>Vec</span>::<span class='ident'>with_capacity</span>(<span class='number'>15</span>); + <span class='kw'>let</span> <span class='kw-2'>mut</span> <span class='ident'>suffix</span> <span class='op'>=</span> <span class='prelude-val'>None</span>; + <span class='kw'>while</span> <span class='ident'>s</span> <span class='op'><</span> <span class='ident'>len</span> <span class='op'>-</span> <span class='number'>3</span> { + <span class='kw'>if</span> <span class='ident'>i</span>[<span class='ident'>s</span>..].<span class='ident'>as_bytes</span>()[<span class='number'>0</span>] <span class='op'>==</span> <span class='string'>':'</span> <span class='kw'>as</span> <span class='ident'>u8</span> { + <span class='ident'>suffix</span> <span class='op'>=</span> <span class='prelude-val'>Some</span>(<span class='ident'>s</span> <span class='kw'>as</span> <span class='ident'>u16</span> <span class='op'>+</span> <span class='number'>1</span> <span class='kw'>as</span> <span class='ident'>u16</span>..<span class='ident'>i</span>.<span class='ident'>len</span>() <span class='kw'>as</span> <span class='ident'>u16</span>); + <span class='kw'>break</span> + } + <span class='ident'>i</span>[<span class='ident'>s</span>..].<span class='ident'>find</span>(<span class='string'>' '</span>).<span class='ident'>map</span>(<span class='op'>|</span><span class='ident'>i</span><span class='op'>|</span> { + <span class='kw'>if</span> <span class='ident'>i</span> <span class='op'>></span> <span class='number'>0</span> { + <span class='ident'>content</span>.<span class='ident'>push</span>(<span class='ident'>s</span> <span class='kw'>as</span> <span class='ident'>u16</span>..(<span class='ident'>s</span> <span class='op'>+</span> <span class='ident'>i</span>) <span class='kw'>as</span> <span class='ident'>u16</span>); + <span class='ident'>s</span> <span class='op'>+=</span> <span class='ident'>i</span>; + } + }); + <span class='comment'>// if s.chars().next() == Some(' ') { s = &s[1..] };</span> + <span class='ident'>s</span> <span class='op'>+=</span> <span class='number'>1</span>; + } + + <span class='kw'>let</span> <span class='ident'>msg_type</span> <span class='op'>=</span> <span class='kw'>if</span> <span class='ident'>suffix</span>.<span class='ident'>as_ref</span>().<span class='ident'>map</span>(<span class='op'>|</span><span class='ident'>s</span><span class='op'>|</span> <span class='ident'>i</span>[<span class='ident'>s</span>.<span class='ident'>start</span> <span class='kw'>as</span> <span class='ident'>usize</span>..].<span class='ident'>as_bytes</span>()[<span class='number'>0</span>] <span class='op'>==</span> <span class='number'>1</span> + <span class='op'>&&</span> <span class='ident'>i</span>[(<span class='ident'>s</span>.<span class='ident'>end</span> <span class='op'>-</span> <span class='number'>3</span>) <span class='kw'>as</span> <span class='ident'>usize</span>..].<span class='ident'>as_bytes</span>()[<span class='number'>0</span>] <span class='op'>==</span> <span class='number'>1</span>) + <span class='op'>==</span> <span class='prelude-val'>Some</span>(<span class='boolval'>true</span>) { <span class='ident'>MsgType</span>::<span class='ident'>Ctcp</span> } <span class='kw'>else</span> { <span class='ident'>MsgType</span>::<span class='ident'>Irc</span> }; + + <span class='ident'>command</span>.<span class='ident'>map</span>(<span class='kw'>move</span> <span class='op'>|</span><span class='ident'>c</span><span class='op'>|</span> + <span class='prelude-val'>Ok</span>(<span class='ident'>Message</span>::<span class='ident'>new</span>( + <span class='ident'>i</span>.<span class='ident'>to_owned</span>(), + <span class='ident'>prefix</span>, + <span class='ident'>c</span>, + <span class='ident'>content</span>, + <span class='comment'>// strip \{1} if CTCP message</span> + <span class='comment'>// strip \r\n for each line, relying on their existence</span> + <span class='kw'>match</span> <span class='ident'>msg_type</span> { + <span class='ident'>MsgType</span>::<span class='ident'>Irc</span> <span class='op'>=></span> <span class='ident'>suffix</span>.<span class='ident'>map</span>(<span class='op'>|</span><span class='ident'>s</span><span class='op'>|</span> <span class='ident'>s</span>.<span class='ident'>start</span>..<span class='ident'>s</span>.<span class='ident'>end</span> <span class='op'>-</span> <span class='number'>1</span>), + <span class='ident'>MsgType</span>::<span class='ident'>Ctcp</span> <span class='op'>=></span> <span class='ident'>suffix</span>.<span class='ident'>map</span>(<span class='op'>|</span><span class='ident'>s</span><span class='op'>|</span> <span class='ident'>s</span>.<span class='ident'>start</span> <span class='op'>+</span> <span class='number'>1</span>..<span class='ident'>s</span>.<span class='ident'>end</span> <span class='op'>-</span> <span class='number'>2</span>) + }, + <span class='ident'>msg_type</span> + )) + ).<span class='ident'>unwrap</span>() + + } +} + +<span class='kw'>impl</span> <span class='ident'>ToString</span> <span class='kw'>for</span> <span class='ident'>Message</span> { + <span class='kw'>fn</span> <span class='ident'>to_string</span>(<span class='kw-2'>&</span><span class='self'>self</span>) <span class='op'>-></span> <span class='ident'>String</span> { + <span class='self'>self</span>.<span class='ident'>source</span>.<span class='ident'>clone</span>() + } +} + +<span class='attribute'>#[<span class='ident'>derive</span>(<span class='ident'>Clone</span>, <span class='ident'>PartialEq</span>, <span class='ident'>Eq</span>, <span class='ident'>Hash</span>)]</span> +<span class='kw'>pub</span> <span class='kw'>enum</span> <span class='ident'>Mode</span> { + <span class='ident'>Away</span>, + <span class='ident'>Invisible</span>, + <span class='ident'>Wallops</span>, + <span class='ident'>Restricted</span>, + <span class='ident'>Operator</span>, + <span class='ident'>LocalOperator</span>, + <span class='ident'>ServerNotices</span>, + <span class='ident'>Custom</span>(<span class='ident'>String</span>) +} + +<span class='attribute'>#[<span class='ident'>derive</span>(<span class='ident'>Copy</span>, <span class='ident'>Clone</span>, <span class='ident'>PartialEq</span>, <span class='ident'>Eq</span>, <span class='ident'>Hash</span>)]</span> +<span class='kw'>pub</span> <span class='kw'>enum</span> <span class='ident'>SetMode</span> { + <span class='ident'>Plus</span>, + <span class='ident'>Minus</span> +} + +<span class='doccomment'>/// If you hoped it couldn't get any uglier... I'm sorry, it does.</span> +<span class='doccomment'>/// Why a giant match? API.</span> +<span class='doccomment'>///</span> +<span class='doccomment'>/// I tried structuring it as a bunch of structs that impl a `Command` trait,</span> +<span class='doccomment'>/// but the user would have to use Any and lots of cats. Also, extensibility isn't</span> +<span class='doccomment'>/// really a goal; the IRC protocol doesn't seem to evolve very fast.</span> +<span class='doccomment'>///</span> +<span class='doccomment'>/// Granted, I *could* have used a phf-map to map to functions to parse this, which</span> +<span class='doccomment'>/// - while more readable - shouldn't have resulted in performance gains.</span> +<span class='doccomment'>///</span> +<span class='doccomment'>/// Please don't cry.</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='kw'>use</span> <span class='ident'>std</span>::<span class='ident'>borrow</span>::{ <span class='ident'>ToOwned</span> }; + <span class='kw'>use</span> <span class='ident'>message</span>::{ <span class='ident'>Message</span>, <span class='ident'>MsgType</span> }; + + <span class='attribute'>#[<span class='ident'>test</span>]</span> + <span class='kw'>fn</span> <span class='ident'>parse_message1</span>() { + <span class='kw'>let</span> <span class='ident'>b</span> <span class='op'>=</span> <span class='string'>":d PRIVMSG You :\u{1}ACTION sends you funny pictures of cats!\u{1}\r\n"</span>; + <span class='kw'>let</span> <span class='ident'>b2</span> <span class='op'>=</span> <span class='ident'>Message</span>::<span class='ident'>new</span>( + <span class='ident'>b</span>.<span class='ident'>to_owned</span>(), + <span class='prelude-val'>Some</span>(<span class='number'>1</span>..<span class='number'>2</span>), + <span class='number'>3</span>..<span class='number'>10</span>, + <span class='macro'>vec</span><span class='macro'>!</span>[<span class='number'>11</span>..<span class='number'>14</span>], + <span class='prelude-val'>Some</span>(<span class='number'>17</span>..<span class='number'>58</span>), + <span class='ident'>MsgType</span>::<span class='ident'>Ctcp</span> + ); + + <span class='macro'>assert_eq</span><span class='macro'>!</span>(<span class='ident'>b</span>.<span class='ident'>parse</span>::<span class='op'><</span><span class='ident'>Message</span><span class='op'>></span>().<span class='ident'>unwrap</span>(), <span class='ident'>b2</span>.<span class='ident'>clone</span>()); + <span class='macro'>assert_eq</span><span class='macro'>!</span>(<span class='ident'>b2</span>.<span class='ident'>to_string</span>(), <span class='ident'>b</span>); + } + + <span class='attribute'>#[<span class='ident'>test</span>]</span> + <span class='kw'>fn</span> <span class='ident'>parse_message2</span>() { + <span class='kw'>let</span> <span class='ident'>a</span> <span class='op'>=</span> <span class='string'>":a.b.c NOTICE AUTH :*** Looking up your hostname...\r\n"</span>; + <span class='comment'>// I'm not even kidding...</span> + <span class='kw'>let</span> <span class='ident'>a2</span> <span class='op'>=</span> <span class='ident'>Message</span>::<span class='ident'>new</span>( + <span class='ident'>a</span>.<span class='ident'>to_owned</span>(), + <span class='prelude-val'>Some</span>(<span class='number'>1</span>..<span class='number'>6</span>), + <span class='number'>7</span>..<span class='number'>13</span>, + <span class='macro'>vec</span><span class='macro'>!</span>[<span class='number'>14</span>..<span class='number'>18</span>], + <span class='prelude-val'>Some</span>(<span class='number'>20</span>..<span class='number'>52</span>), + <span class='ident'>MsgType</span>::<span class='ident'>Irc</span> + ); + <span class='macro'>assert_eq</span><span class='macro'>!</span>(<span class='ident'>a</span>.<span class='ident'>parse</span>::<span class='op'><</span><span class='ident'>Message</span><span class='op'>></span>().<span class='ident'>unwrap</span>(), <span class='ident'>a2</span>.<span class='ident'>clone</span>()); + <span class='macro'>assert_eq</span><span class='macro'>!</span>(<span class='ident'>a2</span>.<span class='ident'>to_string</span>(), <span class='ident'>a</span>); + } + + <span class='attribute'>#[<span class='ident'>test</span>]</span> + <span class='kw'>fn</span> <span class='ident'>format_message</span>() { + <span class='kw'>let</span> <span class='ident'>a</span> <span class='op'>=</span> <span class='ident'>Message</span>::<span class='ident'>format</span>(<span class='prelude-val'>Some</span>(<span class='string'>"a.b.c"</span>), <span class='string'>"NOTICE"</span>, <span class='macro'>vec</span><span class='macro'>!</span>[<span class='string'>"AUTH"</span>], <span class='prelude-val'>Some</span>(<span class='string'>"*** Looking up your hostname..."</span>), <span class='ident'>MsgType</span>::<span class='ident'>Irc</span>); + <span class='kw'>let</span> <span class='ident'>a2</span> <span class='op'>=</span> <span class='string'>":a.b.c NOTICE AUTH :*** Looking up your hostname...\r\n"</span>; + <span class='macro'>assert_eq</span><span class='macro'>!</span>(<span class='ident'>a</span>.<span class='ident'>to_string</span>(), <span class='ident'>a2</span>); + } +} +</pre> +</section> + <section id='search' class="content hidden"></section> + + <section class="footer"></section> + + <div id="help" class="hidden"> + <div class="shortcuts"> + <h1>Keyboard shortcuts</h1> + <dl> + <dt>?</dt> + <dd>Show this help dialog</dd> + <dt>S</dt> + <dd>Focus the search field</dd> + <dt>⇤</dt> + <dd>Move up in search results</dd> + <dt>⇥</dt> + <dd>Move down in search results</dd> + <dt>⏎</dt> + <dd>Go to active search result</dd> + </dl> + </div> + <div class="infos"> + <h1>Search tricks</h1> + <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>typedef</code> (or + <code>tdef</code>). + </p> + <p> + Search functions by type signature (e.g. + <code>vec -> usize</code>) + </p> + </div> + </div> + + + + <script> + window.rootPath = "../../"; + window.currentCrate = "irsc"; + window.playgroundUrl = ""; + </script> + <script src="../../jquery.js"></script> + <script src="../../main.js"></script> + + <script async src="../../search-index.js"></script> +</body> +</html>
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