diff options
Diffstat (limited to 'target/doc/src/mailparse/dateparse.rs.html')
-rw-r--r-- | target/doc/src/mailparse/dateparse.rs.html | 544 |
1 files changed, 0 insertions, 544 deletions
diff --git a/target/doc/src/mailparse/dateparse.rs.html b/target/doc/src/mailparse/dateparse.rs.html deleted file mode 100644 index dd2021d..0000000 --- a/target/doc/src/mailparse/dateparse.rs.html +++ /dev/null @@ -1,544 +0,0 @@ -<!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/dateparse.rs`."> - <meta name="keywords" content="rust, rustlang, rust-lang"> - - <title>dateparse.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"> - </div> - </form> - </nav> - - <section id='main' class="content"><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 id="32"> 32</span> -<span id="33"> 33</span> -<span id="34"> 34</span> -<span id="35"> 35</span> -<span id="36"> 36</span> -<span id="37"> 37</span> -<span id="38"> 38</span> -<span id="39"> 39</span> -<span id="40"> 40</span> -<span id="41"> 41</span> -<span id="42"> 42</span> -<span id="43"> 43</span> -<span id="44"> 44</span> -<span id="45"> 45</span> -<span id="46"> 46</span> -<span id="47"> 47</span> -<span id="48"> 48</span> -<span id="49"> 49</span> -<span id="50"> 50</span> -<span id="51"> 51</span> -<span id="52"> 52</span> -<span id="53"> 53</span> -<span id="54"> 54</span> -<span id="55"> 55</span> -<span id="56"> 56</span> -<span id="57"> 57</span> -<span id="58"> 58</span> -<span id="59"> 59</span> -<span id="60"> 60</span> -<span id="61"> 61</span> -<span id="62"> 62</span> -<span id="63"> 63</span> -<span id="64"> 64</span> -<span id="65"> 65</span> -<span id="66"> 66</span> -<span id="67"> 67</span> -<span id="68"> 68</span> -<span id="69"> 69</span> -<span id="70"> 70</span> -<span id="71"> 71</span> -<span id="72"> 72</span> -<span id="73"> 73</span> -<span id="74"> 74</span> -<span id="75"> 75</span> -<span id="76"> 76</span> -<span id="77"> 77</span> -<span id="78"> 78</span> -<span id="79"> 79</span> -<span id="80"> 80</span> -<span id="81"> 81</span> -<span id="82"> 82</span> -<span id="83"> 83</span> -<span id="84"> 84</span> -<span id="85"> 85</span> -<span id="86"> 86</span> -<span id="87"> 87</span> -<span id="88"> 88</span> -<span id="89"> 89</span> -<span id="90"> 90</span> -<span id="91"> 91</span> -<span id="92"> 92</span> -<span id="93"> 93</span> -<span id="94"> 94</span> -<span id="95"> 95</span> -<span id="96"> 96</span> -<span id="97"> 97</span> -<span id="98"> 98</span> -<span id="99"> 99</span> -<span id="100">100</span> -<span id="101">101</span> -<span id="102">102</span> -<span id="103">103</span> -<span id="104">104</span> -<span id="105">105</span> -<span id="106">106</span> -<span id="107">107</span> -<span id="108">108</span> -<span id="109">109</span> -<span id="110">110</span> -<span id="111">111</span> -<span id="112">112</span> -<span id="113">113</span> -<span id="114">114</span> -<span id="115">115</span> -<span id="116">116</span> -<span id="117">117</span> -<span id="118">118</span> -<span id="119">119</span> -<span id="120">120</span> -<span id="121">121</span> -<span id="122">122</span> -<span id="123">123</span> -<span id="124">124</span> -<span id="125">125</span> -<span id="126">126</span> -<span id="127">127</span> -<span id="128">128</span> -<span id="129">129</span> -<span id="130">130</span> -<span id="131">131</span> -<span id="132">132</span> -<span id="133">133</span> -<span id="134">134</span> -<span id="135">135</span> -<span id="136">136</span> -<span id="137">137</span> -<span id="138">138</span> -<span id="139">139</span> -<span id="140">140</span> -<span id="141">141</span> -<span id="142">142</span> -<span id="143">143</span> -<span id="144">144</span> -<span id="145">145</span> -<span id="146">146</span> -<span id="147">147</span> -<span id="148">148</span> -<span id="149">149</span> -<span id="150">150</span> -<span id="151">151</span> -<span id="152">152</span> -<span id="153">153</span> -<span id="154">154</span> -<span id="155">155</span> -<span id="156">156</span> -<span id="157">157</span> -<span id="158">158</span> -<span id="159">159</span> -<span id="160">160</span> -<span id="161">161</span> -<span id="162">162</span> -<span id="163">163</span> -<span id="164">164</span> -<span id="165">165</span> -<span id="166">166</span> -<span id="167">167</span> -<span id="168">168</span> -<span id="169">169</span> -<span id="170">170</span> -<span id="171">171</span> -<span id="172">172</span> -<span id="173">173</span> -<span id="174">174</span> -<span id="175">175</span> -<span id="176">176</span> -<span id="177">177</span> -<span id="178">178</span> -<span id="179">179</span> -<span id="180">180</span> -<span id="181">181</span> -<span id="182">182</span> -<span id="183">183</span> -<span id="184">184</span> -<span id="185">185</span> -<span id="186">186</span> -<span id="187">187</span> -<span id="188">188</span> -<span id="189">189</span> -<span id="190">190</span> -<span id="191">191</span> -<span id="192">192</span> -<span id="193">193</span> -<span id="194">194</span> -<span id="195">195</span> -<span id="196">196</span> -<span id="197">197</span> -<span id="198">198</span> -<span id="199">199</span> -<span id="200">200</span> -<span id="201">201</span> -<span id="202">202</span> -<span id="203">203</span> -<span id="204">204</span> -<span id="205">205</span> -<span id="206">206</span> -<span id="207">207</span> -<span id="208">208</span> -<span id="209">209</span> -<span id="210">210</span> -</pre><pre class="rust "> -<span class="kw">enum</span> <span class="ident">DateParseState</span> { - <span class="ident">Date</span>, - <span class="ident">Month</span>, - <span class="ident">Year</span>, - <span class="ident">Hour</span>, - <span class="ident">Minute</span>, - <span class="ident">Second</span>, - <span class="ident">Timezone</span>, -} - -<span class="kw">fn</span> <span class="ident">days_in_month</span>(<span class="ident">month</span>: <span class="ident">i64</span>, <span class="ident">year</span>: <span class="ident">i64</span>) <span class="op">-></span> <span class="ident">i64</span> { - <span class="kw">match</span> <span class="ident">month</span> { - <span class="number">0</span> <span class="op">|</span> <span class="number">2</span> <span class="op">|</span> <span class="number">4</span> <span class="op">|</span> <span class="number">6</span> <span class="op">|</span> <span class="number">7</span> <span class="op">|</span> <span class="number">9</span> <span class="op">|</span> <span class="number">11</span> <span class="op">=></span> <span class="number">31</span>, - <span class="number">3</span> <span class="op">|</span> <span class="number">5</span> <span class="op">|</span> <span class="number">8</span> <span class="op">|</span> <span class="number">10</span> <span class="op">=></span> <span class="number">30</span>, - <span class="number">1</span> <span class="op">=></span> { - <span class="kw">if</span> (<span class="ident">year</span> <span class="op">%</span> <span class="number">400</span>) <span class="op">==</span> <span class="number">0</span> { - <span class="number">29</span> - } <span class="kw">else</span> <span class="kw">if</span> (<span class="ident">year</span> <span class="op">%</span> <span class="number">100</span>) <span class="op">==</span> <span class="number">0</span> { - <span class="number">28</span> - } <span class="kw">else</span> <span class="kw">if</span> (<span class="ident">year</span> <span class="op">%</span> <span class="number">4</span>) <span class="op">==</span> <span class="number">0</span> { - <span class="number">29</span> - } <span class="kw">else</span> { - <span class="number">28</span> - } - } - <span class="kw">_</span> <span class="op">=></span> <span class="number">0</span>, - } -} - -<span class="kw">fn</span> <span class="ident">seconds_to_date</span>(<span class="ident">year</span>: <span class="ident">i64</span>, <span class="ident">month</span>: <span class="ident">i64</span>, <span class="ident">day</span>: <span class="ident">i64</span>) <span class="op">-></span> <span class="ident">i64</span> { - <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">result</span>: <span class="ident">i64</span> <span class="op">=</span> <span class="number">0</span>; - <span class="kw">for</span> <span class="ident">y</span> <span class="kw">in</span> <span class="number">1970</span>..<span class="number">2001</span> { - <span class="kw">if</span> <span class="ident">y</span> <span class="op">==</span> <span class="ident">year</span> { - <span class="kw">break</span>; - } - <span class="ident">result</span> <span class="op">+=</span> <span class="number">86400</span> <span class="op">*</span> <span class="number">365</span>; - <span class="kw">if</span> (<span class="ident">y</span> <span class="op">%</span> <span class="number">4</span>) <span class="op">==</span> <span class="number">0</span> { - <span class="ident">result</span> <span class="op">+=</span> <span class="number">86400</span>; - } - } - <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">y</span> <span class="op">=</span> <span class="number">2001</span>; - <span class="kw">while</span> <span class="ident">y</span> <span class="op"><</span> <span class="ident">year</span> { - <span class="kw">if</span> <span class="ident">year</span> <span class="op">-</span> <span class="ident">y</span> <span class="op">>=</span> <span class="number">400</span> { - <span class="ident">result</span> <span class="op">+=</span> (<span class="number">86400</span> <span class="op">*</span> <span class="number">365</span> <span class="op">*</span> <span class="number">400</span>) <span class="op">+</span> (<span class="number">86400</span> <span class="op">*</span> <span class="number">97</span>); - <span class="ident">y</span> <span class="op">+=</span> <span class="number">400</span>; - <span class="kw">continue</span>; - } - <span class="kw">if</span> <span class="ident">year</span> <span class="op">-</span> <span class="ident">y</span> <span class="op">>=</span> <span class="number">100</span> { - <span class="ident">result</span> <span class="op">+=</span> (<span class="number">86400</span> <span class="op">*</span> <span class="number">365</span> <span class="op">*</span> <span class="number">100</span>) <span class="op">+</span> (<span class="number">86400</span> <span class="op">*</span> <span class="number">24</span>); - <span class="ident">y</span> <span class="op">+=</span> <span class="number">100</span>; - <span class="kw">continue</span>; - } - <span class="kw">if</span> <span class="ident">year</span> <span class="op">-</span> <span class="ident">y</span> <span class="op">>=</span> <span class="number">4</span> { - <span class="ident">result</span> <span class="op">+=</span> (<span class="number">86400</span> <span class="op">*</span> <span class="number">365</span> <span class="op">*</span> <span class="number">4</span>) <span class="op">+</span> (<span class="number">86400</span>); - <span class="ident">y</span> <span class="op">+=</span> <span class="number">4</span>; - <span class="kw">continue</span>; - } - <span class="ident">result</span> <span class="op">+=</span> <span class="number">86400</span> <span class="op">*</span> <span class="number">365</span>; - <span class="ident">y</span> <span class="op">+=</span> <span class="number">1</span>; - } - <span class="kw">for</span> <span class="ident">m</span> <span class="kw">in</span> <span class="number">0</span>..<span class="ident">month</span> { - <span class="ident">result</span> <span class="op">+=</span> <span class="number">86400</span> <span class="op">*</span> <span class="ident">days_in_month</span>(<span class="ident">m</span>, <span class="ident">year</span>) - } - <span class="ident">result</span> <span class="op">+</span> <span class="number">86400</span> <span class="op">*</span> (<span class="ident">day</span> <span class="op">-</span> <span class="number">1</span>) -} - -<span class="doccomment">/// Convert a date field from an email header into a UNIX epoch timestamp.</span> -<span class="doccomment">/// This function handles the most common formatting of date fields found in</span> -<span class="doccomment">/// email headers. It may fail to parse some of the more creative formattings.</span> -<span class="doccomment">///</span> -<span class="doccomment">/// # Examples</span> -<span class="doccomment">/// ```</span> -<span class="doccomment">/// use mailparse::dateparse;</span> -<span class="doccomment">/// assert_eq!(dateparse("Sun, 02 Oct 2016 07:06:22 -0700 (PDT)").unwrap(), 1475417182);</span> -<span class="doccomment">/// ```</span> -<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">dateparse</span>(<span class="ident">date</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">i64</span>, <span class="kw-2">&</span><span class="lifetime">'static</span> <span class="ident">str</span><span class="op">></span> { - <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">result</span> <span class="op">=</span> <span class="number">0</span>; - <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">month</span> <span class="op">=</span> <span class="number">0</span>; - <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">day_of_month</span> <span class="op">=</span> <span class="number">0</span>; - <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">state</span> <span class="op">=</span> <span class="ident">DateParseState</span>::<span class="ident">Date</span>; - <span class="kw">for</span> <span class="ident">tok</span> <span class="kw">in</span> <span class="ident">date</span>.<span class="ident">split</span>(<span class="op">|</span><span class="ident">c</span><span class="op">|</span> <span class="ident">c</span> <span class="op">==</span> <span class="string">' '</span> <span class="op">||</span> <span class="ident">c</span> <span class="op">==</span> <span class="string">':'</span>) { - <span class="kw">if</span> <span class="ident">tok</span>.<span class="ident">is_empty</span>() { - <span class="kw">continue</span>; - } - <span class="kw">match</span> <span class="ident">state</span> { - <span class="ident">DateParseState</span>::<span class="ident">Date</span> <span class="op">=></span> { - <span class="kw">match</span> <span class="ident">tok</span>.<span class="ident">parse</span>::<span class="op"><</span><span class="ident">u8</span><span class="op">></span>() { - <span class="prelude-val">Ok</span>(<span class="ident">v</span>) <span class="op">=></span> { - <span class="ident">day_of_month</span> <span class="op">=</span> <span class="ident">v</span>; - <span class="ident">state</span> <span class="op">=</span> <span class="ident">DateParseState</span>::<span class="ident">Month</span>; - } - <span class="prelude-val">Err</span>(<span class="kw">_</span>) <span class="op">=></span> (), - }; - <span class="kw">continue</span>; - } - <span class="ident">DateParseState</span>::<span class="ident">Month</span> <span class="op">=></span> { - <span class="ident">month</span> <span class="op">=</span> <span class="kw">match</span> <span class="ident">tok</span>.<span class="ident">to_uppercase</span>().<span class="ident">as_str</span>() { - <span class="string">"JAN"</span> <span class="op">|</span> <span class="string">"JANUARY"</span> <span class="op">=></span> <span class="number">0</span>, - <span class="string">"FEB"</span> <span class="op">|</span> <span class="string">"FEBRUARY"</span> <span class="op">=></span> <span class="number">1</span>, - <span class="string">"MAR"</span> <span class="op">|</span> <span class="string">"MARCH"</span> <span class="op">=></span> <span class="number">2</span>, - <span class="string">"APR"</span> <span class="op">|</span> <span class="string">"APRIL"</span> <span class="op">=></span> <span class="number">3</span>, - <span class="string">"MAY"</span> <span class="op">=></span> <span class="number">4</span>, - <span class="string">"JUN"</span> <span class="op">|</span> <span class="string">"JUNE"</span> <span class="op">=></span> <span class="number">5</span>, - <span class="string">"JUL"</span> <span class="op">|</span> <span class="string">"JULY"</span> <span class="op">=></span> <span class="number">6</span>, - <span class="string">"AUG"</span> <span class="op">|</span> <span class="string">"AUGUST"</span> <span class="op">=></span> <span class="number">7</span>, - <span class="string">"SEP"</span> <span class="op">|</span> <span class="string">"SEPTEMBER"</span> <span class="op">=></span> <span class="number">8</span>, - <span class="string">"OCT"</span> <span class="op">|</span> <span class="string">"OCTOBER"</span> <span class="op">=></span> <span class="number">9</span>, - <span class="string">"NOV"</span> <span class="op">|</span> <span class="string">"NOVEMBER"</span> <span class="op">=></span> <span class="number">10</span>, - <span class="string">"DEC"</span> <span class="op">|</span> <span class="string">"DECEMBER"</span> <span class="op">=></span> <span class="number">11</span>, - <span class="kw">_</span> <span class="op">=></span> <span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="string">"Unrecognized month"</span>), - }; - <span class="ident">state</span> <span class="op">=</span> <span class="ident">DateParseState</span>::<span class="ident">Year</span>; - <span class="kw">continue</span>; - } - <span class="ident">DateParseState</span>::<span class="ident">Year</span> <span class="op">=></span> { - <span class="kw">let</span> <span class="ident">year</span> <span class="op">=</span> <span class="kw">match</span> <span class="ident">tok</span>.<span class="ident">parse</span>::<span class="op"><</span><span class="ident">u32</span><span class="op">></span>() { - <span class="prelude-val">Ok</span>(<span class="ident">v</span>) <span class="kw">if</span> <span class="ident">v</span> <span class="op"><</span> <span class="number">70</span> <span class="op">=></span> <span class="number">2000</span> <span class="op">+</span> <span class="ident">v</span>, - <span class="prelude-val">Ok</span>(<span class="ident">v</span>) <span class="kw">if</span> <span class="ident">v</span> <span class="op"><</span> <span class="number">100</span> <span class="op">=></span> <span class="number">1900</span> <span class="op">+</span> <span class="ident">v</span>, - <span class="prelude-val">Ok</span>(<span class="ident">v</span>) <span class="kw">if</span> <span class="ident">v</span> <span class="op"><</span> <span class="number">1970</span> <span class="op">=></span> <span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="string">"Disallowed year"</span>), - <span class="prelude-val">Ok</span>(<span class="ident">v</span>) <span class="op">=></span> <span class="ident">v</span>, - <span class="prelude-val">Err</span>(<span class="kw">_</span>) <span class="op">=></span> <span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="string">"Invalid year"</span>), - }; - <span class="ident">result</span> <span class="op">=</span> <span class="ident">seconds_to_date</span>(<span class="ident">year</span> <span class="kw">as</span> <span class="ident">i64</span>, <span class="ident">month</span> <span class="kw">as</span> <span class="ident">i64</span>, <span class="ident">day_of_month</span> <span class="kw">as</span> <span class="ident">i64</span>); - <span class="ident">state</span> <span class="op">=</span> <span class="ident">DateParseState</span>::<span class="ident">Hour</span>; - <span class="kw">continue</span>; - } - <span class="ident">DateParseState</span>::<span class="ident">Hour</span> <span class="op">=></span> { - <span class="kw">let</span> <span class="ident">hour</span> <span class="op">=</span> <span class="kw">match</span> <span class="ident">tok</span>.<span class="ident">parse</span>::<span class="op"><</span><span class="ident">u8</span><span class="op">></span>() { - <span class="prelude-val">Ok</span>(<span class="ident">v</span>) <span class="op">=></span> <span class="ident">v</span>, - <span class="prelude-val">Err</span>(<span class="kw">_</span>) <span class="op">=></span> <span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="string">"Invalid hour"</span>), - }; - <span class="ident">result</span> <span class="op">+=</span> <span class="number">3600</span> <span class="op">*</span> (<span class="ident">hour</span> <span class="kw">as</span> <span class="ident">i64</span>); - <span class="ident">state</span> <span class="op">=</span> <span class="ident">DateParseState</span>::<span class="ident">Minute</span>; - <span class="kw">continue</span>; - } - <span class="ident">DateParseState</span>::<span class="ident">Minute</span> <span class="op">=></span> { - <span class="kw">let</span> <span class="ident">minute</span> <span class="op">=</span> <span class="kw">match</span> <span class="ident">tok</span>.<span class="ident">parse</span>::<span class="op"><</span><span class="ident">u8</span><span class="op">></span>() { - <span class="prelude-val">Ok</span>(<span class="ident">v</span>) <span class="op">=></span> <span class="ident">v</span>, - <span class="prelude-val">Err</span>(<span class="kw">_</span>) <span class="op">=></span> <span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="string">"Invalid minute"</span>), - }; - <span class="ident">result</span> <span class="op">+=</span> <span class="number">60</span> <span class="op">*</span> (<span class="ident">minute</span> <span class="kw">as</span> <span class="ident">i64</span>); - <span class="ident">state</span> <span class="op">=</span> <span class="ident">DateParseState</span>::<span class="ident">Second</span>; - <span class="kw">continue</span>; - } - <span class="ident">DateParseState</span>::<span class="ident">Second</span> <span class="op">=></span> { - <span class="kw">let</span> <span class="ident">second</span> <span class="op">=</span> <span class="kw">match</span> <span class="ident">tok</span>.<span class="ident">parse</span>::<span class="op"><</span><span class="ident">u8</span><span class="op">></span>() { - <span class="prelude-val">Ok</span>(<span class="ident">v</span>) <span class="op">=></span> <span class="ident">v</span>, - <span class="prelude-val">Err</span>(<span class="kw">_</span>) <span class="op">=></span> <span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="string">"Invalid second"</span>), - }; - <span class="ident">result</span> <span class="op">+=</span> <span class="ident">second</span> <span class="kw">as</span> <span class="ident">i64</span>; - <span class="ident">state</span> <span class="op">=</span> <span class="ident">DateParseState</span>::<span class="ident">Timezone</span>; - <span class="kw">continue</span>; - } - <span class="ident">DateParseState</span>::<span class="ident">Timezone</span> <span class="op">=></span> { - <span class="kw">let</span> (<span class="ident">tz</span>, <span class="ident">tz_sign</span>) <span class="op">=</span> <span class="kw">match</span> <span class="ident">tok</span>.<span class="ident">parse</span>::<span class="op"><</span><span class="ident">i32</span><span class="op">></span>() { - <span class="prelude-val">Ok</span>(<span class="ident">v</span>) <span class="kw">if</span> <span class="ident">v</span> <span class="op"><</span> <span class="number">0</span> <span class="op">=></span> (<span class="op">-</span><span class="ident">v</span>, <span class="op">-</span><span class="number">1</span>), - <span class="prelude-val">Ok</span>(<span class="ident">v</span>) <span class="op">=></span> (<span class="ident">v</span>, <span class="number">1</span>), - <span class="prelude-val">Err</span>(<span class="kw">_</span>) <span class="op">=></span> { - <span class="kw">match</span> <span class="ident">tok</span>.<span class="ident">to_uppercase</span>().<span class="ident">as_str</span>() { - <span class="comment">// This list taken from IETF RFC 822</span> - <span class="string">"UTC"</span> <span class="op">|</span> <span class="string">"UT"</span> <span class="op">|</span> <span class="string">"GMT"</span> <span class="op">|</span> <span class="string">"Z"</span> <span class="op">=></span> (<span class="number">0</span>, <span class="number">1</span>), - <span class="string">"EDT"</span> <span class="op">=></span> (<span class="number">400</span>, <span class="op">-</span><span class="number">1</span>), - <span class="string">"EST"</span> <span class="op">|</span> <span class="string">"CDT"</span> <span class="op">=></span> (<span class="number">500</span>, <span class="op">-</span><span class="number">1</span>), - <span class="string">"CST"</span> <span class="op">|</span> <span class="string">"MDT"</span> <span class="op">=></span> (<span class="number">600</span>, <span class="op">-</span><span class="number">1</span>), - <span class="string">"MST"</span> <span class="op">|</span> <span class="string">"PDT"</span> <span class="op">=></span> (<span class="number">700</span>, <span class="op">-</span><span class="number">1</span>), - <span class="string">"PST"</span> <span class="op">=></span> (<span class="number">800</span>, <span class="op">-</span><span class="number">1</span>), - <span class="string">"A"</span> <span class="op">=></span> (<span class="number">100</span>, <span class="op">-</span><span class="number">1</span>), - <span class="string">"M"</span> <span class="op">=></span> (<span class="number">1200</span>, <span class="op">-</span><span class="number">1</span>), - <span class="string">"N"</span> <span class="op">=></span> (<span class="number">100</span>, <span class="number">1</span>), - <span class="string">"Y"</span> <span class="op">=></span> (<span class="number">1200</span>, <span class="number">1</span>), - <span class="kw">_</span> <span class="op">=></span> <span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="string">"Invalid timezone"</span>), - } - } - }; - <span class="kw">let</span> <span class="ident">tz_hours</span> <span class="op">=</span> <span class="ident">tz</span> <span class="op">/</span> <span class="number">100</span>; - <span class="kw">let</span> <span class="ident">tz_mins</span> <span class="op">=</span> <span class="ident">tz</span> <span class="op">%</span> <span class="number">100</span>; - <span class="kw">let</span> <span class="ident">tz_delta</span> <span class="op">=</span> (<span class="ident">tz_hours</span> <span class="op">*</span> <span class="number">3600</span>) <span class="op">+</span> (<span class="ident">tz_mins</span> <span class="op">*</span> <span class="number">60</span>); - <span class="kw">if</span> <span class="ident">tz_sign</span> <span class="op"><</span> <span class="number">0</span> { - <span class="ident">result</span> <span class="op">+=</span> <span class="ident">tz_delta</span> <span class="kw">as</span> <span class="ident">i64</span>; - } <span class="kw">else</span> { - <span class="ident">result</span> <span class="op">-=</span> <span class="ident">tz_delta</span> <span class="kw">as</span> <span class="ident">i64</span>; - } - <span class="kw">break</span>; - } - } - } - <span class="prelude-val">Ok</span>(<span class="ident">result</span>) -} - -<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">test</span>)]</span> -<span class="kw">mod</span> <span class="ident">tests</span> { - <span class="kw">use</span> <span class="kw">super</span>::<span class="kw-2">*</span>; - - <span class="attribute">#[<span class="ident">test</span>]</span> - <span class="kw">fn</span> <span class="ident">parse_dates</span>() { - <span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dateparse</span>(<span class="string">"Sun, 25 Sep 2016 18:36:33 -0400"</span>).<span class="ident">unwrap</span>(), - <span class="number">1474842993</span>); - <span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dateparse</span>(<span class="string">"Fri, 01 Jan 2100 11:12:13 +0000"</span>).<span class="ident">unwrap</span>(), - <span class="number">4102485133</span>); - <span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dateparse</span>(<span class="string">"Fri, 31 Dec 2100 00:00:00 +0000"</span>).<span class="ident">unwrap</span>(), - <span class="number">4133894400</span>); - <span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dateparse</span>(<span class="string">"Fri, 31 Dec 2399 00:00:00 +0000"</span>).<span class="ident">unwrap</span>(), - <span class="number">13569379200</span>); - <span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dateparse</span>(<span class="string">"Fri, 31 Dec 2400 00:00:00 +0000"</span>).<span class="ident">unwrap</span>(), - <span class="number">13601001600</span>); - <span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dateparse</span>(<span class="string">"17 Sep 2016 16:05:38 -1000"</span>).<span class="ident">unwrap</span>(), <span class="number">1474164338</span>); - <span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dateparse</span>(<span class="string">"Fri, 30 Nov 2012 20:57:23 GMT"</span>).<span class="ident">unwrap</span>(), - <span class="number">1354309043</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>↹ |