| <!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source of the Rust file `/root/.cargo/registry/src/github.com-1ecc6299db9ec823/chrono-0.4.26/src/format/parsed.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>parsed.rs - source</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" href="../../../normalize.css"><link rel="stylesheet" href="../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" href="../../../ayu.css" disabled><link rel="stylesheet" href="../../../dark.css" disabled><link rel="stylesheet" href="../../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../../storage.js"></script><script defer src="../../../source-script.js"></script><script defer src="../../../source-files.js"></script><script defer src="../../../main.js"></script><noscript><link rel="stylesheet" href="../../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../../favicon.svg"></head><body class="rustdoc source"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><a class="sidebar-logo" href="../../../chrono/index.html"><div class="logo-container"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></div></a></nav><main><div class="width-limiter"><nav class="sub"><a class="sub-logo-container" href="../../../chrono/index.html"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></a><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><a href="../../../help.html">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../../wheel.svg"></a></div></div></form></nav><section id="main-content" class="content"><div class="example-wrap"><pre class="src-line-numbers"><span id="1">1</span> |
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| <span id="1076">1076</span> |
| <span id="1077">1077</span> |
| <span id="1078">1078</span> |
| <span id="1079">1079</span> |
| <span id="1080">1080</span> |
| <span id="1081">1081</span> |
| <span id="1082">1082</span> |
| <span id="1083">1083</span> |
| <span id="1084">1084</span> |
| <span id="1085">1085</span> |
| <span id="1086">1086</span> |
| <span id="1087">1087</span> |
| <span id="1088">1088</span> |
| <span id="1089">1089</span> |
| <span id="1090">1090</span> |
| <span id="1091">1091</span> |
| <span id="1092">1092</span> |
| <span id="1093">1093</span> |
| <span id="1094">1094</span> |
| <span id="1095">1095</span> |
| <span id="1096">1096</span> |
| <span id="1097">1097</span> |
| <span id="1098">1098</span> |
| <span id="1099">1099</span> |
| <span id="1100">1100</span> |
| <span id="1101">1101</span> |
| <span id="1102">1102</span> |
| <span id="1103">1103</span> |
| <span id="1104">1104</span> |
| <span id="1105">1105</span> |
| <span id="1106">1106</span> |
| <span id="1107">1107</span> |
| <span id="1108">1108</span> |
| <span id="1109">1109</span> |
| <span id="1110">1110</span> |
| <span id="1111">1111</span> |
| <span id="1112">1112</span> |
| <span id="1113">1113</span> |
| <span id="1114">1114</span> |
| <span id="1115">1115</span> |
| <span id="1116">1116</span> |
| <span id="1117">1117</span> |
| <span id="1118">1118</span> |
| <span id="1119">1119</span> |
| <span id="1120">1120</span> |
| <span id="1121">1121</span> |
| <span id="1122">1122</span> |
| <span id="1123">1123</span> |
| <span id="1124">1124</span> |
| <span id="1125">1125</span> |
| <span id="1126">1126</span> |
| <span id="1127">1127</span> |
| <span id="1128">1128</span> |
| <span id="1129">1129</span> |
| <span id="1130">1130</span> |
| <span id="1131">1131</span> |
| <span id="1132">1132</span> |
| <span id="1133">1133</span> |
| <span id="1134">1134</span> |
| <span id="1135">1135</span> |
| <span id="1136">1136</span> |
| <span id="1137">1137</span> |
| <span id="1138">1138</span> |
| <span id="1139">1139</span> |
| <span id="1140">1140</span> |
| <span id="1141">1141</span> |
| <span id="1142">1142</span> |
| <span id="1143">1143</span> |
| <span id="1144">1144</span> |
| <span id="1145">1145</span> |
| <span id="1146">1146</span> |
| <span id="1147">1147</span> |
| <span id="1148">1148</span> |
| <span id="1149">1149</span> |
| <span id="1150">1150</span> |
| <span id="1151">1151</span> |
| <span id="1152">1152</span> |
| <span id="1153">1153</span> |
| <span id="1154">1154</span> |
| <span id="1155">1155</span> |
| <span id="1156">1156</span> |
| <span id="1157">1157</span> |
| <span id="1158">1158</span> |
| <span id="1159">1159</span> |
| <span id="1160">1160</span> |
| <span id="1161">1161</span> |
| <span id="1162">1162</span> |
| <span id="1163">1163</span> |
| <span id="1164">1164</span> |
| <span id="1165">1165</span> |
| <span id="1166">1166</span> |
| <span id="1167">1167</span> |
| <span id="1168">1168</span> |
| <span id="1169">1169</span> |
| <span id="1170">1170</span> |
| <span id="1171">1171</span> |
| <span id="1172">1172</span> |
| <span id="1173">1173</span> |
| <span id="1174">1174</span> |
| <span id="1175">1175</span> |
| <span id="1176">1176</span> |
| <span id="1177">1177</span> |
| <span id="1178">1178</span> |
| <span id="1179">1179</span> |
| <span id="1180">1180</span> |
| <span id="1181">1181</span> |
| <span id="1182">1182</span> |
| <span id="1183">1183</span> |
| <span id="1184">1184</span> |
| <span id="1185">1185</span> |
| <span id="1186">1186</span> |
| <span id="1187">1187</span> |
| <span id="1188">1188</span> |
| <span id="1189">1189</span> |
| <span id="1190">1190</span> |
| <span id="1191">1191</span> |
| <span id="1192">1192</span> |
| <span id="1193">1193</span> |
| <span id="1194">1194</span> |
| <span id="1195">1195</span> |
| <span id="1196">1196</span> |
| <span id="1197">1197</span> |
| <span id="1198">1198</span> |
| <span id="1199">1199</span> |
| <span id="1200">1200</span> |
| <span id="1201">1201</span> |
| <span id="1202">1202</span> |
| <span id="1203">1203</span> |
| <span id="1204">1204</span> |
| <span id="1205">1205</span> |
| <span id="1206">1206</span> |
| <span id="1207">1207</span> |
| <span id="1208">1208</span> |
| <span id="1209">1209</span> |
| <span id="1210">1210</span> |
| <span id="1211">1211</span> |
| <span id="1212">1212</span> |
| <span id="1213">1213</span> |
| <span id="1214">1214</span> |
| <span id="1215">1215</span> |
| <span id="1216">1216</span> |
| <span id="1217">1217</span> |
| <span id="1218">1218</span> |
| <span id="1219">1219</span> |
| <span id="1220">1220</span> |
| <span id="1221">1221</span> |
| <span id="1222">1222</span> |
| <span id="1223">1223</span> |
| <span id="1224">1224</span> |
| <span id="1225">1225</span> |
| <span id="1226">1226</span> |
| <span id="1227">1227</span> |
| <span id="1228">1228</span> |
| <span id="1229">1229</span> |
| <span id="1230">1230</span> |
| <span id="1231">1231</span> |
| <span id="1232">1232</span> |
| <span id="1233">1233</span> |
| <span id="1234">1234</span> |
| <span id="1235">1235</span> |
| <span id="1236">1236</span> |
| <span id="1237">1237</span> |
| <span id="1238">1238</span> |
| <span id="1239">1239</span> |
| <span id="1240">1240</span> |
| <span id="1241">1241</span> |
| <span id="1242">1242</span> |
| <span id="1243">1243</span> |
| <span id="1244">1244</span> |
| <span id="1245">1245</span> |
| <span id="1246">1246</span> |
| <span id="1247">1247</span> |
| <span id="1248">1248</span> |
| <span id="1249">1249</span> |
| <span id="1250">1250</span> |
| <span id="1251">1251</span> |
| <span id="1252">1252</span> |
| <span id="1253">1253</span> |
| <span id="1254">1254</span> |
| <span id="1255">1255</span> |
| <span id="1256">1256</span> |
| <span id="1257">1257</span> |
| <span id="1258">1258</span> |
| <span id="1259">1259</span> |
| <span id="1260">1260</span> |
| <span id="1261">1261</span> |
| <span id="1262">1262</span> |
| <span id="1263">1263</span> |
| <span id="1264">1264</span> |
| <span id="1265">1265</span> |
| <span id="1266">1266</span> |
| <span id="1267">1267</span> |
| <span id="1268">1268</span> |
| <span id="1269">1269</span> |
| <span id="1270">1270</span> |
| <span id="1271">1271</span> |
| <span id="1272">1272</span> |
| <span id="1273">1273</span> |
| <span id="1274">1274</span> |
| <span id="1275">1275</span> |
| <span id="1276">1276</span> |
| <span id="1277">1277</span> |
| <span id="1278">1278</span> |
| <span id="1279">1279</span> |
| <span id="1280">1280</span> |
| <span id="1281">1281</span> |
| <span id="1282">1282</span> |
| <span id="1283">1283</span> |
| <span id="1284">1284</span> |
| <span id="1285">1285</span> |
| <span id="1286">1286</span> |
| <span id="1287">1287</span> |
| <span id="1288">1288</span> |
| <span id="1289">1289</span> |
| <span id="1290">1290</span> |
| <span id="1291">1291</span> |
| <span id="1292">1292</span> |
| <span id="1293">1293</span> |
| <span id="1294">1294</span> |
| <span id="1295">1295</span> |
| <span id="1296">1296</span> |
| <span id="1297">1297</span> |
| <span id="1298">1298</span> |
| <span id="1299">1299</span> |
| <span id="1300">1300</span> |
| <span id="1301">1301</span> |
| <span id="1302">1302</span> |
| <span id="1303">1303</span> |
| <span id="1304">1304</span> |
| <span id="1305">1305</span> |
| <span id="1306">1306</span> |
| <span id="1307">1307</span> |
| <span id="1308">1308</span> |
| </pre><pre class="rust"><code><span class="comment">// This is a part of Chrono. |
| // See README.md and LICENSE.txt for details. |
| |
| </span><span class="doccomment">//! A collection of parsed date and time items. |
| //! They can be constructed incrementally while being checked for consistency. |
| |
| </span><span class="kw">use super</span>::{ParseResult, IMPOSSIBLE, NOT_ENOUGH, OUT_OF_RANGE}; |
| <span class="kw">use </span><span class="kw">crate</span>::naive::{NaiveDate, NaiveDateTime, NaiveTime}; |
| <span class="kw">use </span><span class="kw">crate</span>::offset::{FixedOffset, LocalResult, Offset, TimeZone}; |
| <span class="kw">use </span><span class="kw">crate</span>::oldtime::Duration <span class="kw">as </span>OldDuration; |
| <span class="kw">use </span><span class="kw">crate</span>::DateTime; |
| <span class="kw">use </span><span class="kw">crate</span>::Weekday; |
| <span class="kw">use crate</span>::{Datelike, Timelike}; |
| |
| <span class="doccomment">/// Parsed parts of date and time. There are two classes of methods: |
| /// |
| /// - `set_*` methods try to set given field(s) while checking for the consistency. |
| /// It may or may not check for the range constraint immediately (for efficiency reasons). |
| /// |
| /// - `to_*` methods try to make a concrete date and time value out of set fields. |
| /// It fully checks any remaining out-of-range conditions and inconsistent/impossible fields. |
| </span><span class="attribute">#[allow(clippy::manual_non_exhaustive)] |
| #[derive(Clone, PartialEq, Eq, Debug, Default, Hash)] |
| </span><span class="kw">pub struct </span>Parsed { |
| <span class="doccomment">/// Year. |
| /// |
| /// This can be negative unlike [`year_div_100`](#structfield.year_div_100) |
| /// and [`year_mod_100`](#structfield.year_mod_100) fields. |
| </span><span class="kw">pub </span>year: <span class="prelude-ty">Option</span><i32>, |
| |
| <span class="doccomment">/// Year divided by 100. Implies that the year is >= 1 BCE when set. |
| /// |
| /// Due to the common usage, if this field is missing but |
| /// [`year_mod_100`](#structfield.year_mod_100) is present, |
| /// it is inferred to 19 when `year_mod_100 >= 70` and 20 otherwise. |
| </span><span class="kw">pub </span>year_div_100: <span class="prelude-ty">Option</span><i32>, |
| |
| <span class="doccomment">/// Year modulo 100. Implies that the year is >= 1 BCE when set. |
| </span><span class="kw">pub </span>year_mod_100: <span class="prelude-ty">Option</span><i32>, |
| |
| <span class="doccomment">/// Year in the [ISO week date](../naive/struct.NaiveDate.html#week-date). |
| /// |
| /// This can be negative unlike [`isoyear_div_100`](#structfield.isoyear_div_100) and |
| /// [`isoyear_mod_100`](#structfield.isoyear_mod_100) fields. |
| </span><span class="kw">pub </span>isoyear: <span class="prelude-ty">Option</span><i32>, |
| |
| <span class="doccomment">/// Year in the [ISO week date](../naive/struct.NaiveDate.html#week-date), divided by 100. |
| /// Implies that the year is >= 1 BCE when set. |
| /// |
| /// Due to the common usage, if this field is missing but |
| /// [`isoyear_mod_100`](#structfield.isoyear_mod_100) is present, |
| /// it is inferred to 19 when `isoyear_mod_100 >= 70` and 20 otherwise. |
| </span><span class="kw">pub </span>isoyear_div_100: <span class="prelude-ty">Option</span><i32>, |
| |
| <span class="doccomment">/// Year in the [ISO week date](../naive/struct.NaiveDate.html#week-date), modulo 100. |
| /// Implies that the year is >= 1 BCE when set. |
| </span><span class="kw">pub </span>isoyear_mod_100: <span class="prelude-ty">Option</span><i32>, |
| |
| <span class="doccomment">/// Month (1--12). |
| </span><span class="kw">pub </span>month: <span class="prelude-ty">Option</span><u32>, |
| |
| <span class="doccomment">/// Week number, where the week 1 starts at the first Sunday of January |
| /// (0--53, 1--53 or 1--52 depending on the year). |
| </span><span class="kw">pub </span>week_from_sun: <span class="prelude-ty">Option</span><u32>, |
| |
| <span class="doccomment">/// Week number, where the week 1 starts at the first Monday of January |
| /// (0--53, 1--53 or 1--52 depending on the year). |
| </span><span class="kw">pub </span>week_from_mon: <span class="prelude-ty">Option</span><u32>, |
| |
| <span class="doccomment">/// [ISO week number](../naive/struct.NaiveDate.html#week-date) |
| /// (1--52 or 1--53 depending on the year). |
| </span><span class="kw">pub </span>isoweek: <span class="prelude-ty">Option</span><u32>, |
| |
| <span class="doccomment">/// Day of the week. |
| </span><span class="kw">pub </span>weekday: <span class="prelude-ty">Option</span><Weekday>, |
| |
| <span class="doccomment">/// Day of the year (1--365 or 1--366 depending on the year). |
| </span><span class="kw">pub </span>ordinal: <span class="prelude-ty">Option</span><u32>, |
| |
| <span class="doccomment">/// Day of the month (1--28, 1--29, 1--30 or 1--31 depending on the month). |
| </span><span class="kw">pub </span>day: <span class="prelude-ty">Option</span><u32>, |
| |
| <span class="doccomment">/// Hour number divided by 12 (0--1). 0 indicates AM and 1 indicates PM. |
| </span><span class="kw">pub </span>hour_div_12: <span class="prelude-ty">Option</span><u32>, |
| |
| <span class="doccomment">/// Hour number modulo 12 (0--11). |
| </span><span class="kw">pub </span>hour_mod_12: <span class="prelude-ty">Option</span><u32>, |
| |
| <span class="doccomment">/// Minute number (0--59). |
| </span><span class="kw">pub </span>minute: <span class="prelude-ty">Option</span><u32>, |
| |
| <span class="doccomment">/// Second number (0--60, accounting for leap seconds). |
| </span><span class="kw">pub </span>second: <span class="prelude-ty">Option</span><u32>, |
| |
| <span class="doccomment">/// The number of nanoseconds since the whole second (0--999,999,999). |
| </span><span class="kw">pub </span>nanosecond: <span class="prelude-ty">Option</span><u32>, |
| |
| <span class="doccomment">/// The number of non-leap seconds since the midnight UTC on January 1, 1970. |
| /// |
| /// This can be off by one if [`second`](#structfield.second) is 60 (a leap second). |
| </span><span class="kw">pub </span>timestamp: <span class="prelude-ty">Option</span><i64>, |
| |
| <span class="doccomment">/// Offset from the local time to UTC, in seconds. |
| </span><span class="kw">pub </span>offset: <span class="prelude-ty">Option</span><i32>, |
| |
| <span class="doccomment">/// A dummy field to make this type not fully destructible (required for API stability). |
| </span><span class="comment">// TODO: Change this to `#[non_exhaustive]` (on the enum) with the next breaking release. |
| </span>_dummy: (), |
| } |
| |
| <span class="doccomment">/// Checks if `old` is either empty or has the same value as `new` (i.e. "consistent"), |
| /// and if it is empty, set `old` to `new` as well. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">fn </span>set_if_consistent<T: PartialEq>(old: <span class="kw-2">&mut </span><span class="prelude-ty">Option</span><T>, new: T) -> ParseResult<()> { |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(<span class="kw-2">ref </span>old) = <span class="kw-2">*</span>old { |
| <span class="kw">if </span><span class="kw-2">*</span>old == new { |
| <span class="prelude-val">Ok</span>(()) |
| } <span class="kw">else </span>{ |
| <span class="prelude-val">Err</span>(IMPOSSIBLE) |
| } |
| } <span class="kw">else </span>{ |
| <span class="kw-2">*</span>old = <span class="prelude-val">Some</span>(new); |
| <span class="prelude-val">Ok</span>(()) |
| } |
| } |
| |
| <span class="kw">impl </span>Parsed { |
| <span class="doccomment">/// Returns the initial value of parsed parts. |
| </span><span class="attribute">#[must_use] |
| </span><span class="kw">pub fn </span>new() -> Parsed { |
| Parsed::default() |
| } |
| |
| <span class="doccomment">/// Tries to set the [`year`](#structfield.year) field from given value. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>set_year(<span class="kw-2">&mut </span><span class="self">self</span>, value: i64) -> ParseResult<()> { |
| set_if_consistent(<span class="kw-2">&mut </span><span class="self">self</span>.year, i32::try_from(value).map_err(|<span class="kw">_</span>| OUT_OF_RANGE)<span class="question-mark">?</span>) |
| } |
| |
| <span class="doccomment">/// Tries to set the [`year_div_100`](#structfield.year_div_100) field from given value. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>set_year_div_100(<span class="kw-2">&mut </span><span class="self">self</span>, value: i64) -> ParseResult<()> { |
| <span class="kw">if </span>value < <span class="number">0 </span>{ |
| <span class="kw">return </span><span class="prelude-val">Err</span>(OUT_OF_RANGE); |
| } |
| set_if_consistent(<span class="kw-2">&mut </span><span class="self">self</span>.year_div_100, i32::try_from(value).map_err(|<span class="kw">_</span>| OUT_OF_RANGE)<span class="question-mark">?</span>) |
| } |
| |
| <span class="doccomment">/// Tries to set the [`year_mod_100`](#structfield.year_mod_100) field from given value. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>set_year_mod_100(<span class="kw-2">&mut </span><span class="self">self</span>, value: i64) -> ParseResult<()> { |
| <span class="kw">if </span>value < <span class="number">0 </span>{ |
| <span class="kw">return </span><span class="prelude-val">Err</span>(OUT_OF_RANGE); |
| } |
| set_if_consistent(<span class="kw-2">&mut </span><span class="self">self</span>.year_mod_100, i32::try_from(value).map_err(|<span class="kw">_</span>| OUT_OF_RANGE)<span class="question-mark">?</span>) |
| } |
| |
| <span class="doccomment">/// Tries to set the [`isoyear`](#structfield.isoyear) field from given value. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>set_isoyear(<span class="kw-2">&mut </span><span class="self">self</span>, value: i64) -> ParseResult<()> { |
| set_if_consistent(<span class="kw-2">&mut </span><span class="self">self</span>.isoyear, i32::try_from(value).map_err(|<span class="kw">_</span>| OUT_OF_RANGE)<span class="question-mark">?</span>) |
| } |
| |
| <span class="doccomment">/// Tries to set the [`isoyear_div_100`](#structfield.isoyear_div_100) field from given value. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>set_isoyear_div_100(<span class="kw-2">&mut </span><span class="self">self</span>, value: i64) -> ParseResult<()> { |
| <span class="kw">if </span>value < <span class="number">0 </span>{ |
| <span class="kw">return </span><span class="prelude-val">Err</span>(OUT_OF_RANGE); |
| } |
| set_if_consistent( |
| <span class="kw-2">&mut </span><span class="self">self</span>.isoyear_div_100, |
| i32::try_from(value).map_err(|<span class="kw">_</span>| OUT_OF_RANGE)<span class="question-mark">?</span>, |
| ) |
| } |
| |
| <span class="doccomment">/// Tries to set the [`isoyear_mod_100`](#structfield.isoyear_mod_100) field from given value. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>set_isoyear_mod_100(<span class="kw-2">&mut </span><span class="self">self</span>, value: i64) -> ParseResult<()> { |
| <span class="kw">if </span>value < <span class="number">0 </span>{ |
| <span class="kw">return </span><span class="prelude-val">Err</span>(OUT_OF_RANGE); |
| } |
| set_if_consistent( |
| <span class="kw-2">&mut </span><span class="self">self</span>.isoyear_mod_100, |
| i32::try_from(value).map_err(|<span class="kw">_</span>| OUT_OF_RANGE)<span class="question-mark">?</span>, |
| ) |
| } |
| |
| <span class="doccomment">/// Tries to set the [`month`](#structfield.month) field from given value. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>set_month(<span class="kw-2">&mut </span><span class="self">self</span>, value: i64) -> ParseResult<()> { |
| set_if_consistent(<span class="kw-2">&mut </span><span class="self">self</span>.month, u32::try_from(value).map_err(|<span class="kw">_</span>| OUT_OF_RANGE)<span class="question-mark">?</span>) |
| } |
| |
| <span class="doccomment">/// Tries to set the [`week_from_sun`](#structfield.week_from_sun) field from given value. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>set_week_from_sun(<span class="kw-2">&mut </span><span class="self">self</span>, value: i64) -> ParseResult<()> { |
| set_if_consistent(<span class="kw-2">&mut </span><span class="self">self</span>.week_from_sun, u32::try_from(value).map_err(|<span class="kw">_</span>| OUT_OF_RANGE)<span class="question-mark">?</span>) |
| } |
| |
| <span class="doccomment">/// Tries to set the [`week_from_mon`](#structfield.week_from_mon) field from given value. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>set_week_from_mon(<span class="kw-2">&mut </span><span class="self">self</span>, value: i64) -> ParseResult<()> { |
| set_if_consistent(<span class="kw-2">&mut </span><span class="self">self</span>.week_from_mon, u32::try_from(value).map_err(|<span class="kw">_</span>| OUT_OF_RANGE)<span class="question-mark">?</span>) |
| } |
| |
| <span class="doccomment">/// Tries to set the [`isoweek`](#structfield.isoweek) field from given value. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>set_isoweek(<span class="kw-2">&mut </span><span class="self">self</span>, value: i64) -> ParseResult<()> { |
| set_if_consistent(<span class="kw-2">&mut </span><span class="self">self</span>.isoweek, u32::try_from(value).map_err(|<span class="kw">_</span>| OUT_OF_RANGE)<span class="question-mark">?</span>) |
| } |
| |
| <span class="doccomment">/// Tries to set the [`weekday`](#structfield.weekday) field from given value. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>set_weekday(<span class="kw-2">&mut </span><span class="self">self</span>, value: Weekday) -> ParseResult<()> { |
| set_if_consistent(<span class="kw-2">&mut </span><span class="self">self</span>.weekday, value) |
| } |
| |
| <span class="doccomment">/// Tries to set the [`ordinal`](#structfield.ordinal) field from given value. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>set_ordinal(<span class="kw-2">&mut </span><span class="self">self</span>, value: i64) -> ParseResult<()> { |
| set_if_consistent(<span class="kw-2">&mut </span><span class="self">self</span>.ordinal, u32::try_from(value).map_err(|<span class="kw">_</span>| OUT_OF_RANGE)<span class="question-mark">?</span>) |
| } |
| |
| <span class="doccomment">/// Tries to set the [`day`](#structfield.day) field from given value. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>set_day(<span class="kw-2">&mut </span><span class="self">self</span>, value: i64) -> ParseResult<()> { |
| set_if_consistent(<span class="kw-2">&mut </span><span class="self">self</span>.day, u32::try_from(value).map_err(|<span class="kw">_</span>| OUT_OF_RANGE)<span class="question-mark">?</span>) |
| } |
| |
| <span class="doccomment">/// Tries to set the [`hour_div_12`](#structfield.hour_div_12) field from given value. |
| /// (`false` for AM, `true` for PM) |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>set_ampm(<span class="kw-2">&mut </span><span class="self">self</span>, value: bool) -> ParseResult<()> { |
| set_if_consistent(<span class="kw-2">&mut </span><span class="self">self</span>.hour_div_12, u32::from(value)) |
| } |
| |
| <span class="doccomment">/// Tries to set the [`hour_mod_12`](#structfield.hour_mod_12) field from |
| /// given hour number in 12-hour clocks. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>set_hour12(<span class="kw-2">&mut </span><span class="self">self</span>, value: i64) -> ParseResult<()> { |
| <span class="kw">if </span>!(<span class="number">1</span>..=<span class="number">12</span>).contains(<span class="kw-2">&</span>value) { |
| <span class="kw">return </span><span class="prelude-val">Err</span>(OUT_OF_RANGE); |
| } |
| set_if_consistent(<span class="kw-2">&mut </span><span class="self">self</span>.hour_mod_12, value <span class="kw">as </span>u32 % <span class="number">12</span>) |
| } |
| |
| <span class="doccomment">/// Tries to set both [`hour_div_12`](#structfield.hour_div_12) and |
| /// [`hour_mod_12`](#structfield.hour_mod_12) fields from given value. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>set_hour(<span class="kw-2">&mut </span><span class="self">self</span>, value: i64) -> ParseResult<()> { |
| <span class="kw">let </span>v = u32::try_from(value).map_err(|<span class="kw">_</span>| OUT_OF_RANGE)<span class="question-mark">?</span>; |
| set_if_consistent(<span class="kw-2">&mut </span><span class="self">self</span>.hour_div_12, v / <span class="number">12</span>)<span class="question-mark">?</span>; |
| set_if_consistent(<span class="kw-2">&mut </span><span class="self">self</span>.hour_mod_12, v % <span class="number">12</span>)<span class="question-mark">?</span>; |
| <span class="prelude-val">Ok</span>(()) |
| } |
| |
| <span class="doccomment">/// Tries to set the [`minute`](#structfield.minute) field from given value. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>set_minute(<span class="kw-2">&mut </span><span class="self">self</span>, value: i64) -> ParseResult<()> { |
| set_if_consistent(<span class="kw-2">&mut </span><span class="self">self</span>.minute, u32::try_from(value).map_err(|<span class="kw">_</span>| OUT_OF_RANGE)<span class="question-mark">?</span>) |
| } |
| |
| <span class="doccomment">/// Tries to set the [`second`](#structfield.second) field from given value. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>set_second(<span class="kw-2">&mut </span><span class="self">self</span>, value: i64) -> ParseResult<()> { |
| set_if_consistent(<span class="kw-2">&mut </span><span class="self">self</span>.second, u32::try_from(value).map_err(|<span class="kw">_</span>| OUT_OF_RANGE)<span class="question-mark">?</span>) |
| } |
| |
| <span class="doccomment">/// Tries to set the [`nanosecond`](#structfield.nanosecond) field from given value. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>set_nanosecond(<span class="kw-2">&mut </span><span class="self">self</span>, value: i64) -> ParseResult<()> { |
| set_if_consistent(<span class="kw-2">&mut </span><span class="self">self</span>.nanosecond, u32::try_from(value).map_err(|<span class="kw">_</span>| OUT_OF_RANGE)<span class="question-mark">?</span>) |
| } |
| |
| <span class="doccomment">/// Tries to set the [`timestamp`](#structfield.timestamp) field from given value. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>set_timestamp(<span class="kw-2">&mut </span><span class="self">self</span>, value: i64) -> ParseResult<()> { |
| set_if_consistent(<span class="kw-2">&mut </span><span class="self">self</span>.timestamp, value) |
| } |
| |
| <span class="doccomment">/// Tries to set the [`offset`](#structfield.offset) field from given value. |
| </span><span class="attribute">#[inline] |
| </span><span class="kw">pub fn </span>set_offset(<span class="kw-2">&mut </span><span class="self">self</span>, value: i64) -> ParseResult<()> { |
| set_if_consistent(<span class="kw-2">&mut </span><span class="self">self</span>.offset, i32::try_from(value).map_err(|<span class="kw">_</span>| OUT_OF_RANGE)<span class="question-mark">?</span>) |
| } |
| |
| <span class="doccomment">/// Returns a parsed naive date out of given fields. |
| /// |
| /// This method is able to determine the date from given subset of fields: |
| /// |
| /// - Year, month, day. |
| /// - Year, day of the year (ordinal). |
| /// - Year, week number counted from Sunday or Monday, day of the week. |
| /// - ISO week date. |
| /// |
| /// Gregorian year and ISO week date year can have their century number (`*_div_100`) omitted, |
| /// the two-digit year is used to guess the century number then. |
| </span><span class="kw">pub fn </span>to_naive_date(<span class="kw-2">&</span><span class="self">self</span>) -> ParseResult<NaiveDate> { |
| <span class="kw">fn </span>resolve_year( |
| y: <span class="prelude-ty">Option</span><i32>, |
| q: <span class="prelude-ty">Option</span><i32>, |
| r: <span class="prelude-ty">Option</span><i32>, |
| ) -> ParseResult<<span class="prelude-ty">Option</span><i32>> { |
| <span class="kw">match </span>(y, q, r) { |
| <span class="comment">// if there is no further information, simply return the given full year. |
| // this is a common case, so let's avoid division here. |
| </span>(y, <span class="prelude-val">None</span>, <span class="prelude-val">None</span>) => <span class="prelude-val">Ok</span>(y), |
| |
| <span class="comment">// if there is a full year *and* also quotient and/or modulo, |
| // check if present quotient and/or modulo is consistent to the full year. |
| // since the presence of those fields means a positive full year, |
| // we should filter a negative full year first. |
| </span>(<span class="prelude-val">Some</span>(y), q, r @ <span class="prelude-val">Some</span>(<span class="number">0</span>..=<span class="number">99</span>)) | (<span class="prelude-val">Some</span>(y), q, r @ <span class="prelude-val">None</span>) => { |
| <span class="kw">if </span>y < <span class="number">0 </span>{ |
| <span class="kw">return </span><span class="prelude-val">Err</span>(OUT_OF_RANGE); |
| } |
| <span class="kw">let </span>q_ = y / <span class="number">100</span>; |
| <span class="kw">let </span>r_ = y % <span class="number">100</span>; |
| <span class="kw">if </span>q.unwrap_or(q_) == q_ && r.unwrap_or(r_) == r_ { |
| <span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>(y)) |
| } <span class="kw">else </span>{ |
| <span class="prelude-val">Err</span>(IMPOSSIBLE) |
| } |
| } |
| |
| <span class="comment">// the full year is missing but we have quotient and modulo. |
| // reconstruct the full year. make sure that the result is always positive. |
| </span>(<span class="prelude-val">None</span>, <span class="prelude-val">Some</span>(q), <span class="prelude-val">Some</span>(r @ <span class="number">0</span>..=<span class="number">99</span>)) => { |
| <span class="kw">if </span>q < <span class="number">0 </span>{ |
| <span class="kw">return </span><span class="prelude-val">Err</span>(OUT_OF_RANGE); |
| } |
| <span class="kw">let </span>y = q.checked_mul(<span class="number">100</span>).and_then(|v| v.checked_add(r)); |
| <span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>(y.ok_or(OUT_OF_RANGE)<span class="question-mark">?</span>)) |
| } |
| |
| <span class="comment">// we only have modulo. try to interpret a modulo as a conventional two-digit year. |
| // note: we are affected by Rust issue #18060. avoid multiple range patterns. |
| </span>(<span class="prelude-val">None</span>, <span class="prelude-val">None</span>, <span class="prelude-val">Some</span>(r @ <span class="number">0</span>..=<span class="number">99</span>)) => <span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>(r + <span class="kw">if </span>r < <span class="number">70 </span>{ <span class="number">2000 </span>} <span class="kw">else </span>{ <span class="number">1900 </span>})), |
| |
| <span class="comment">// otherwise it is an out-of-bound or insufficient condition. |
| </span>(<span class="prelude-val">None</span>, <span class="prelude-val">Some</span>(<span class="kw">_</span>), <span class="prelude-val">None</span>) => <span class="prelude-val">Err</span>(NOT_ENOUGH), |
| (<span class="kw">_</span>, <span class="kw">_</span>, <span class="prelude-val">Some</span>(<span class="kw">_</span>)) => <span class="prelude-val">Err</span>(OUT_OF_RANGE), |
| } |
| } |
| |
| <span class="kw">let </span>given_year = resolve_year(<span class="self">self</span>.year, <span class="self">self</span>.year_div_100, <span class="self">self</span>.year_mod_100)<span class="question-mark">?</span>; |
| <span class="kw">let </span>given_isoyear = resolve_year(<span class="self">self</span>.isoyear, <span class="self">self</span>.isoyear_div_100, <span class="self">self</span>.isoyear_mod_100)<span class="question-mark">?</span>; |
| |
| <span class="comment">// verify the normal year-month-day date. |
| </span><span class="kw">let </span>verify_ymd = |date: NaiveDate| { |
| <span class="kw">let </span>year = date.year(); |
| <span class="kw">let </span>(year_div_100, year_mod_100) = <span class="kw">if </span>year >= <span class="number">0 </span>{ |
| (<span class="prelude-val">Some</span>(year / <span class="number">100</span>), <span class="prelude-val">Some</span>(year % <span class="number">100</span>)) |
| } <span class="kw">else </span>{ |
| (<span class="prelude-val">None</span>, <span class="prelude-val">None</span>) <span class="comment">// they should be empty to be consistent |
| </span>}; |
| <span class="kw">let </span>month = date.month(); |
| <span class="kw">let </span>day = date.day(); |
| <span class="self">self</span>.year.unwrap_or(year) == year |
| && <span class="self">self</span>.year_div_100.or(year_div_100) == year_div_100 |
| && <span class="self">self</span>.year_mod_100.or(year_mod_100) == year_mod_100 |
| && <span class="self">self</span>.month.unwrap_or(month) == month |
| && <span class="self">self</span>.day.unwrap_or(day) == day |
| }; |
| |
| <span class="comment">// verify the ISO week date. |
| </span><span class="kw">let </span>verify_isoweekdate = |date: NaiveDate| { |
| <span class="kw">let </span>week = date.iso_week(); |
| <span class="kw">let </span>isoyear = week.year(); |
| <span class="kw">let </span>isoweek = week.week(); |
| <span class="kw">let </span>weekday = date.weekday(); |
| <span class="kw">let </span>(isoyear_div_100, isoyear_mod_100) = <span class="kw">if </span>isoyear >= <span class="number">0 </span>{ |
| (<span class="prelude-val">Some</span>(isoyear / <span class="number">100</span>), <span class="prelude-val">Some</span>(isoyear % <span class="number">100</span>)) |
| } <span class="kw">else </span>{ |
| (<span class="prelude-val">None</span>, <span class="prelude-val">None</span>) <span class="comment">// they should be empty to be consistent |
| </span>}; |
| <span class="self">self</span>.isoyear.unwrap_or(isoyear) == isoyear |
| && <span class="self">self</span>.isoyear_div_100.or(isoyear_div_100) == isoyear_div_100 |
| && <span class="self">self</span>.isoyear_mod_100.or(isoyear_mod_100) == isoyear_mod_100 |
| && <span class="self">self</span>.isoweek.unwrap_or(isoweek) == isoweek |
| && <span class="self">self</span>.weekday.unwrap_or(weekday) == weekday |
| }; |
| |
| <span class="comment">// verify the ordinal and other (non-ISO) week dates. |
| </span><span class="kw">let </span>verify_ordinal = |date: NaiveDate| { |
| <span class="kw">let </span>ordinal = date.ordinal(); |
| <span class="kw">let </span>week_from_sun = date.weeks_from(Weekday::Sun); |
| <span class="kw">let </span>week_from_mon = date.weeks_from(Weekday::Mon); |
| <span class="self">self</span>.ordinal.unwrap_or(ordinal) == ordinal |
| && <span class="self">self</span>.week_from_sun.map_or(week_from_sun, |v| v <span class="kw">as </span>i32) == week_from_sun |
| && <span class="self">self</span>.week_from_mon.map_or(week_from_mon, |v| v <span class="kw">as </span>i32) == week_from_mon |
| }; |
| |
| <span class="comment">// test several possibilities. |
| // tries to construct a full `NaiveDate` as much as possible, then verifies that |
| // it is consistent with other given fields. |
| </span><span class="kw">let </span>(verified, parsed_date) = <span class="kw">match </span>(given_year, given_isoyear, <span class="self">self</span>) { |
| (<span class="prelude-val">Some</span>(year), <span class="kw">_</span>, <span class="kw-2">&</span>Parsed { month: <span class="prelude-val">Some</span>(month), day: <span class="prelude-val">Some</span>(day), .. }) => { |
| <span class="comment">// year, month, day |
| </span><span class="kw">let </span>date = NaiveDate::from_ymd_opt(year, month, day).ok_or(OUT_OF_RANGE)<span class="question-mark">?</span>; |
| (verify_isoweekdate(date) && verify_ordinal(date), date) |
| } |
| |
| (<span class="prelude-val">Some</span>(year), <span class="kw">_</span>, <span class="kw-2">&</span>Parsed { ordinal: <span class="prelude-val">Some</span>(ordinal), .. }) => { |
| <span class="comment">// year, day of the year |
| </span><span class="kw">let </span>date = NaiveDate::from_yo_opt(year, ordinal).ok_or(OUT_OF_RANGE)<span class="question-mark">?</span>; |
| (verify_ymd(date) && verify_isoweekdate(date) && verify_ordinal(date), date) |
| } |
| |
| ( |
| <span class="prelude-val">Some</span>(year), |
| <span class="kw">_</span>, |
| <span class="kw-2">&</span>Parsed { week_from_sun: <span class="prelude-val">Some</span>(week_from_sun), weekday: <span class="prelude-val">Some</span>(weekday), .. }, |
| ) => { |
| <span class="comment">// year, week (starting at 1st Sunday), day of the week |
| </span><span class="kw">let </span>newyear = NaiveDate::from_yo_opt(year, <span class="number">1</span>).ok_or(OUT_OF_RANGE)<span class="question-mark">?</span>; |
| <span class="kw">let </span>firstweek = <span class="kw">match </span>newyear.weekday() { |
| Weekday::Sun => <span class="number">0</span>, |
| Weekday::Mon => <span class="number">6</span>, |
| Weekday::Tue => <span class="number">5</span>, |
| Weekday::Wed => <span class="number">4</span>, |
| Weekday::Thu => <span class="number">3</span>, |
| Weekday::Fri => <span class="number">2</span>, |
| Weekday::Sat => <span class="number">1</span>, |
| }; |
| |
| <span class="comment">// `firstweek+1`-th day of January is the beginning of the week 1. |
| </span><span class="kw">if </span>week_from_sun > <span class="number">53 </span>{ |
| <span class="kw">return </span><span class="prelude-val">Err</span>(OUT_OF_RANGE); |
| } <span class="comment">// can it overflow? |
| </span><span class="kw">let </span>ndays = firstweek |
| + (week_from_sun <span class="kw">as </span>i32 - <span class="number">1</span>) * <span class="number">7 |
| </span>+ weekday.num_days_from_sunday() <span class="kw">as </span>i32; |
| <span class="kw">let </span>date = newyear |
| .checked_add_signed(OldDuration::days(i64::from(ndays))) |
| .ok_or(OUT_OF_RANGE)<span class="question-mark">?</span>; |
| <span class="kw">if </span>date.year() != year { |
| <span class="kw">return </span><span class="prelude-val">Err</span>(OUT_OF_RANGE); |
| } <span class="comment">// early exit for correct error |
| |
| </span>(verify_ymd(date) && verify_isoweekdate(date) && verify_ordinal(date), date) |
| } |
| |
| ( |
| <span class="prelude-val">Some</span>(year), |
| <span class="kw">_</span>, |
| <span class="kw-2">&</span>Parsed { week_from_mon: <span class="prelude-val">Some</span>(week_from_mon), weekday: <span class="prelude-val">Some</span>(weekday), .. }, |
| ) => { |
| <span class="comment">// year, week (starting at 1st Monday), day of the week |
| </span><span class="kw">let </span>newyear = NaiveDate::from_yo_opt(year, <span class="number">1</span>).ok_or(OUT_OF_RANGE)<span class="question-mark">?</span>; |
| <span class="kw">let </span>firstweek = <span class="kw">match </span>newyear.weekday() { |
| Weekday::Sun => <span class="number">1</span>, |
| Weekday::Mon => <span class="number">0</span>, |
| Weekday::Tue => <span class="number">6</span>, |
| Weekday::Wed => <span class="number">5</span>, |
| Weekday::Thu => <span class="number">4</span>, |
| Weekday::Fri => <span class="number">3</span>, |
| Weekday::Sat => <span class="number">2</span>, |
| }; |
| |
| <span class="comment">// `firstweek+1`-th day of January is the beginning of the week 1. |
| </span><span class="kw">if </span>week_from_mon > <span class="number">53 </span>{ |
| <span class="kw">return </span><span class="prelude-val">Err</span>(OUT_OF_RANGE); |
| } <span class="comment">// can it overflow? |
| </span><span class="kw">let </span>ndays = firstweek |
| + (week_from_mon <span class="kw">as </span>i32 - <span class="number">1</span>) * <span class="number">7 |
| </span>+ weekday.num_days_from_monday() <span class="kw">as </span>i32; |
| <span class="kw">let </span>date = newyear |
| .checked_add_signed(OldDuration::days(i64::from(ndays))) |
| .ok_or(OUT_OF_RANGE)<span class="question-mark">?</span>; |
| <span class="kw">if </span>date.year() != year { |
| <span class="kw">return </span><span class="prelude-val">Err</span>(OUT_OF_RANGE); |
| } <span class="comment">// early exit for correct error |
| |
| </span>(verify_ymd(date) && verify_isoweekdate(date) && verify_ordinal(date), date) |
| } |
| |
| (<span class="kw">_</span>, <span class="prelude-val">Some</span>(isoyear), <span class="kw-2">&</span>Parsed { isoweek: <span class="prelude-val">Some</span>(isoweek), weekday: <span class="prelude-val">Some</span>(weekday), .. }) => { |
| <span class="comment">// ISO year, week, day of the week |
| </span><span class="kw">let </span>date = NaiveDate::from_isoywd_opt(isoyear, isoweek, weekday); |
| <span class="kw">let </span>date = date.ok_or(OUT_OF_RANGE)<span class="question-mark">?</span>; |
| (verify_ymd(date) && verify_ordinal(date), date) |
| } |
| |
| (<span class="kw">_</span>, <span class="kw">_</span>, <span class="kw">_</span>) => <span class="kw">return </span><span class="prelude-val">Err</span>(NOT_ENOUGH), |
| }; |
| |
| <span class="kw">if </span>verified { |
| <span class="prelude-val">Ok</span>(parsed_date) |
| } <span class="kw">else </span>{ |
| <span class="prelude-val">Err</span>(IMPOSSIBLE) |
| } |
| } |
| |
| <span class="doccomment">/// Returns a parsed naive time out of given fields. |
| /// |
| /// This method is able to determine the time from given subset of fields: |
| /// |
| /// - Hour, minute. (second and nanosecond assumed to be 0) |
| /// - Hour, minute, second. (nanosecond assumed to be 0) |
| /// - Hour, minute, second, nanosecond. |
| /// |
| /// It is able to handle leap seconds when given second is 60. |
| </span><span class="kw">pub fn </span>to_naive_time(<span class="kw-2">&</span><span class="self">self</span>) -> ParseResult<NaiveTime> { |
| <span class="kw">let </span>hour_div_12 = <span class="kw">match </span><span class="self">self</span>.hour_div_12 { |
| <span class="prelude-val">Some</span>(v @ <span class="number">0</span>..=<span class="number">1</span>) => v, |
| <span class="prelude-val">Some</span>(<span class="kw">_</span>) => <span class="kw">return </span><span class="prelude-val">Err</span>(OUT_OF_RANGE), |
| <span class="prelude-val">None </span>=> <span class="kw">return </span><span class="prelude-val">Err</span>(NOT_ENOUGH), |
| }; |
| <span class="kw">let </span>hour_mod_12 = <span class="kw">match </span><span class="self">self</span>.hour_mod_12 { |
| <span class="prelude-val">Some</span>(v @ <span class="number">0</span>..=<span class="number">11</span>) => v, |
| <span class="prelude-val">Some</span>(<span class="kw">_</span>) => <span class="kw">return </span><span class="prelude-val">Err</span>(OUT_OF_RANGE), |
| <span class="prelude-val">None </span>=> <span class="kw">return </span><span class="prelude-val">Err</span>(NOT_ENOUGH), |
| }; |
| <span class="kw">let </span>hour = hour_div_12 * <span class="number">12 </span>+ hour_mod_12; |
| |
| <span class="kw">let </span>minute = <span class="kw">match </span><span class="self">self</span>.minute { |
| <span class="prelude-val">Some</span>(v @ <span class="number">0</span>..=<span class="number">59</span>) => v, |
| <span class="prelude-val">Some</span>(<span class="kw">_</span>) => <span class="kw">return </span><span class="prelude-val">Err</span>(OUT_OF_RANGE), |
| <span class="prelude-val">None </span>=> <span class="kw">return </span><span class="prelude-val">Err</span>(NOT_ENOUGH), |
| }; |
| |
| <span class="comment">// we allow omitting seconds or nanoseconds, but they should be in the range. |
| </span><span class="kw">let </span>(second, <span class="kw-2">mut </span>nano) = <span class="kw">match </span><span class="self">self</span>.second.unwrap_or(<span class="number">0</span>) { |
| v @ <span class="number">0</span>..=<span class="number">59 </span>=> (v, <span class="number">0</span>), |
| <span class="number">60 </span>=> (<span class="number">59</span>, <span class="number">1_000_000_000</span>), |
| <span class="kw">_ </span>=> <span class="kw">return </span><span class="prelude-val">Err</span>(OUT_OF_RANGE), |
| }; |
| nano += <span class="kw">match </span><span class="self">self</span>.nanosecond { |
| <span class="prelude-val">Some</span>(v @ <span class="number">0</span>..=<span class="number">999_999_999</span>) <span class="kw">if </span><span class="self">self</span>.second.is_some() => v, |
| <span class="prelude-val">Some</span>(<span class="number">0</span>..=<span class="number">999_999_999</span>) => <span class="kw">return </span><span class="prelude-val">Err</span>(NOT_ENOUGH), <span class="comment">// second is missing |
| </span><span class="prelude-val">Some</span>(<span class="kw">_</span>) => <span class="kw">return </span><span class="prelude-val">Err</span>(OUT_OF_RANGE), |
| <span class="prelude-val">None </span>=> <span class="number">0</span>, |
| }; |
| |
| NaiveTime::from_hms_nano_opt(hour, minute, second, nano).ok_or(OUT_OF_RANGE) |
| } |
| |
| <span class="doccomment">/// Returns a parsed naive date and time out of given fields, |
| /// except for the [`offset`](#structfield.offset) field (assumed to have a given value). |
| /// This is required for parsing a local time or other known-timezone inputs. |
| /// |
| /// This method is able to determine the combined date and time |
| /// from date and time fields or a single [`timestamp`](#structfield.timestamp) field. |
| /// Either way those fields have to be consistent to each other. |
| </span><span class="kw">pub fn </span>to_naive_datetime_with_offset(<span class="kw-2">&</span><span class="self">self</span>, offset: i32) -> ParseResult<NaiveDateTime> { |
| <span class="kw">let </span>date = <span class="self">self</span>.to_naive_date(); |
| <span class="kw">let </span>time = <span class="self">self</span>.to_naive_time(); |
| <span class="kw">if let </span>(<span class="prelude-val">Ok</span>(date), <span class="prelude-val">Ok</span>(time)) = (date, time) { |
| <span class="kw">let </span>datetime = date.and_time(time); |
| |
| <span class="comment">// verify the timestamp field if any |
| // the following is safe, `timestamp` is very limited in range |
| </span><span class="kw">let </span>timestamp = datetime.timestamp() - i64::from(offset); |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(given_timestamp) = <span class="self">self</span>.timestamp { |
| <span class="comment">// if `datetime` represents a leap second, it might be off by one second. |
| </span><span class="kw">if </span>given_timestamp != timestamp |
| && !(datetime.nanosecond() >= <span class="number">1_000_000_000 </span>&& given_timestamp == timestamp + <span class="number">1</span>) |
| { |
| <span class="kw">return </span><span class="prelude-val">Err</span>(IMPOSSIBLE); |
| } |
| } |
| |
| <span class="prelude-val">Ok</span>(datetime) |
| } <span class="kw">else if let </span><span class="prelude-val">Some</span>(timestamp) = <span class="self">self</span>.timestamp { |
| <span class="kw">use </span><span class="kw">super</span>::ParseError <span class="kw">as </span>PE; |
| <span class="kw">use </span><span class="kw">super</span>::ParseErrorKind::{Impossible, OutOfRange}; |
| |
| <span class="comment">// if date and time is problematic already, there is no point proceeding. |
| // we at least try to give a correct error though. |
| </span><span class="kw">match </span>(date, time) { |
| (<span class="prelude-val">Err</span>(PE(OutOfRange)), <span class="kw">_</span>) | (<span class="kw">_</span>, <span class="prelude-val">Err</span>(PE(OutOfRange))) => <span class="kw">return </span><span class="prelude-val">Err</span>(OUT_OF_RANGE), |
| (<span class="prelude-val">Err</span>(PE(Impossible)), <span class="kw">_</span>) | (<span class="kw">_</span>, <span class="prelude-val">Err</span>(PE(Impossible))) => <span class="kw">return </span><span class="prelude-val">Err</span>(IMPOSSIBLE), |
| (<span class="kw">_</span>, <span class="kw">_</span>) => {} <span class="comment">// one of them is insufficient |
| </span>} |
| |
| <span class="comment">// reconstruct date and time fields from timestamp |
| </span><span class="kw">let </span>ts = timestamp.checked_add(i64::from(offset)).ok_or(OUT_OF_RANGE)<span class="question-mark">?</span>; |
| <span class="kw">let </span>datetime = NaiveDateTime::from_timestamp_opt(ts, <span class="number">0</span>); |
| <span class="kw">let </span><span class="kw-2">mut </span>datetime = datetime.ok_or(OUT_OF_RANGE)<span class="question-mark">?</span>; |
| |
| <span class="comment">// fill year, ordinal, hour, minute and second fields from timestamp. |
| // if existing fields are consistent, this will allow the full date/time reconstruction. |
| </span><span class="kw">let </span><span class="kw-2">mut </span>parsed = <span class="self">self</span>.clone(); |
| <span class="kw">if </span>parsed.second == <span class="prelude-val">Some</span>(<span class="number">60</span>) { |
| <span class="comment">// `datetime.second()` cannot be 60, so this is the only case for a leap second. |
| </span><span class="kw">match </span>datetime.second() { |
| <span class="comment">// it's okay, just do not try to overwrite the existing field. |
| </span><span class="number">59 </span>=> {} |
| <span class="comment">// `datetime` is known to be off by one second. |
| </span><span class="number">0 </span>=> { |
| datetime -= OldDuration::seconds(<span class="number">1</span>); |
| } |
| <span class="comment">// otherwise it is impossible. |
| </span><span class="kw">_ </span>=> <span class="kw">return </span><span class="prelude-val">Err</span>(IMPOSSIBLE), |
| } |
| <span class="comment">// ...and we have the correct candidates for other fields. |
| </span>} <span class="kw">else </span>{ |
| parsed.set_second(i64::from(datetime.second()))<span class="question-mark">?</span>; |
| } |
| parsed.set_year(i64::from(datetime.year()))<span class="question-mark">?</span>; |
| parsed.set_ordinal(i64::from(datetime.ordinal()))<span class="question-mark">?</span>; <span class="comment">// more efficient than ymd |
| </span>parsed.set_hour(i64::from(datetime.hour()))<span class="question-mark">?</span>; |
| parsed.set_minute(i64::from(datetime.minute()))<span class="question-mark">?</span>; |
| |
| <span class="comment">// validate other fields (e.g. week) and return |
| </span><span class="kw">let </span>date = parsed.to_naive_date()<span class="question-mark">?</span>; |
| <span class="kw">let </span>time = parsed.to_naive_time()<span class="question-mark">?</span>; |
| <span class="prelude-val">Ok</span>(date.and_time(time)) |
| } <span class="kw">else </span>{ |
| <span class="comment">// reproduce the previous error(s) |
| </span>date<span class="question-mark">?</span>; |
| time<span class="question-mark">?</span>; |
| <span class="macro">unreachable!</span>() |
| } |
| } |
| |
| <span class="doccomment">/// Returns a parsed fixed time zone offset out of given fields. |
| </span><span class="kw">pub fn </span>to_fixed_offset(<span class="kw-2">&</span><span class="self">self</span>) -> ParseResult<FixedOffset> { |
| <span class="self">self</span>.offset.and_then(FixedOffset::east_opt).ok_or(OUT_OF_RANGE) |
| } |
| |
| <span class="doccomment">/// Returns a parsed timezone-aware date and time out of given fields. |
| /// |
| /// This method is able to determine the combined date and time |
| /// from date and time fields or a single [`timestamp`](#structfield.timestamp) field, |
| /// plus a time zone offset. |
| /// Either way those fields have to be consistent to each other. |
| </span><span class="kw">pub fn </span>to_datetime(<span class="kw-2">&</span><span class="self">self</span>) -> ParseResult<DateTime<FixedOffset>> { |
| <span class="kw">let </span>offset = <span class="self">self</span>.offset.ok_or(NOT_ENOUGH)<span class="question-mark">?</span>; |
| <span class="kw">let </span>datetime = <span class="self">self</span>.to_naive_datetime_with_offset(offset)<span class="question-mark">?</span>; |
| <span class="kw">let </span>offset = FixedOffset::east_opt(offset).ok_or(OUT_OF_RANGE)<span class="question-mark">?</span>; |
| |
| <span class="comment">// this is used to prevent an overflow when calling FixedOffset::from_local_datetime |
| </span>datetime |
| .checked_sub_signed(OldDuration::seconds(i64::from(offset.local_minus_utc()))) |
| .ok_or(OUT_OF_RANGE)<span class="question-mark">?</span>; |
| |
| <span class="kw">match </span>offset.from_local_datetime(<span class="kw-2">&</span>datetime) { |
| LocalResult::None => <span class="prelude-val">Err</span>(IMPOSSIBLE), |
| LocalResult::Single(t) => <span class="prelude-val">Ok</span>(t), |
| LocalResult::Ambiguous(..) => <span class="prelude-val">Err</span>(NOT_ENOUGH), |
| } |
| } |
| |
| <span class="doccomment">/// Returns a parsed timezone-aware date and time out of given fields, |
| /// with an additional `TimeZone` used to interpret and validate the local date. |
| /// |
| /// This method is able to determine the combined date and time |
| /// from date and time fields or a single [`timestamp`](#structfield.timestamp) field, |
| /// plus a time zone offset. |
| /// Either way those fields have to be consistent to each other. |
| /// If parsed fields include an UTC offset, it also has to be consistent to |
| /// [`offset`](#structfield.offset). |
| </span><span class="kw">pub fn </span>to_datetime_with_timezone<Tz: TimeZone>(<span class="kw-2">&</span><span class="self">self</span>, tz: <span class="kw-2">&</span>Tz) -> ParseResult<DateTime<Tz>> { |
| <span class="comment">// if we have `timestamp` specified, guess an offset from that. |
| </span><span class="kw">let </span><span class="kw-2">mut </span>guessed_offset = <span class="number">0</span>; |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(timestamp) = <span class="self">self</span>.timestamp { |
| <span class="comment">// make a naive `DateTime` from given timestamp and (if any) nanosecond. |
| // an empty `nanosecond` is always equal to zero, so missing nanosecond is fine. |
| </span><span class="kw">let </span>nanosecond = <span class="self">self</span>.nanosecond.unwrap_or(<span class="number">0</span>); |
| <span class="kw">let </span>dt = NaiveDateTime::from_timestamp_opt(timestamp, nanosecond); |
| <span class="kw">let </span>dt = dt.ok_or(OUT_OF_RANGE)<span class="question-mark">?</span>; |
| guessed_offset = tz.offset_from_utc_datetime(<span class="kw-2">&</span>dt).fix().local_minus_utc(); |
| } |
| |
| <span class="comment">// checks if the given `DateTime` has a consistent `Offset` with given `self.offset`. |
| </span><span class="kw">let </span>check_offset = |dt: <span class="kw-2">&</span>DateTime<Tz>| { |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(offset) = <span class="self">self</span>.offset { |
| dt.offset().fix().local_minus_utc() == offset |
| } <span class="kw">else </span>{ |
| <span class="bool-val">true |
| </span>} |
| }; |
| |
| <span class="comment">// `guessed_offset` should be correct when `self.timestamp` is given. |
| // it will be 0 otherwise, but this is fine as the algorithm ignores offset for that case. |
| </span><span class="kw">let </span>datetime = <span class="self">self</span>.to_naive_datetime_with_offset(guessed_offset)<span class="question-mark">?</span>; |
| <span class="kw">match </span>tz.from_local_datetime(<span class="kw-2">&</span>datetime) { |
| LocalResult::None => <span class="prelude-val">Err</span>(IMPOSSIBLE), |
| LocalResult::Single(t) => { |
| <span class="kw">if </span>check_offset(<span class="kw-2">&</span>t) { |
| <span class="prelude-val">Ok</span>(t) |
| } <span class="kw">else </span>{ |
| <span class="prelude-val">Err</span>(IMPOSSIBLE) |
| } |
| } |
| LocalResult::Ambiguous(min, max) => { |
| <span class="comment">// try to disambiguate two possible local dates by offset. |
| </span><span class="kw">match </span>(check_offset(<span class="kw-2">&</span>min), check_offset(<span class="kw-2">&</span>max)) { |
| (<span class="bool-val">false</span>, <span class="bool-val">false</span>) => <span class="prelude-val">Err</span>(IMPOSSIBLE), |
| (<span class="bool-val">false</span>, <span class="bool-val">true</span>) => <span class="prelude-val">Ok</span>(max), |
| (<span class="bool-val">true</span>, <span class="bool-val">false</span>) => <span class="prelude-val">Ok</span>(min), |
| (<span class="bool-val">true</span>, <span class="bool-val">true</span>) => <span class="prelude-val">Err</span>(NOT_ENOUGH), |
| } |
| } |
| } |
| } |
| } |
| |
| <span class="attribute">#[cfg(test)] |
| </span><span class="kw">mod </span>tests { |
| <span class="kw">use </span><span class="kw">super</span>::<span class="kw">super</span>::{IMPOSSIBLE, NOT_ENOUGH, OUT_OF_RANGE}; |
| <span class="kw">use </span><span class="kw">super</span>::Parsed; |
| <span class="kw">use </span><span class="kw">crate</span>::naive::{NaiveDate, NaiveTime}; |
| <span class="kw">use </span><span class="kw">crate</span>::offset::{FixedOffset, TimeZone, Utc}; |
| <span class="kw">use </span><span class="kw">crate</span>::Datelike; |
| <span class="kw">use </span><span class="kw">crate</span>::Weekday::<span class="kw-2">*</span>; |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_parsed_set_fields() { |
| <span class="comment">// year*, isoyear* |
| </span><span class="kw">let </span><span class="kw-2">mut </span>p = Parsed::new(); |
| <span class="macro">assert_eq!</span>(p.set_year(<span class="number">1987</span>), <span class="prelude-val">Ok</span>(())); |
| <span class="macro">assert_eq!</span>(p.set_year(<span class="number">1986</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| <span class="macro">assert_eq!</span>(p.set_year(<span class="number">1988</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| <span class="macro">assert_eq!</span>(p.set_year(<span class="number">1987</span>), <span class="prelude-val">Ok</span>(())); |
| <span class="macro">assert_eq!</span>(p.set_year_div_100(<span class="number">20</span>), <span class="prelude-val">Ok</span>(())); <span class="comment">// independent to `year` |
| </span><span class="macro">assert_eq!</span>(p.set_year_div_100(<span class="number">21</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| <span class="macro">assert_eq!</span>(p.set_year_div_100(<span class="number">19</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| <span class="macro">assert_eq!</span>(p.set_year_mod_100(<span class="number">37</span>), <span class="prelude-val">Ok</span>(())); <span class="comment">// ditto |
| </span><span class="macro">assert_eq!</span>(p.set_year_mod_100(<span class="number">38</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| <span class="macro">assert_eq!</span>(p.set_year_mod_100(<span class="number">36</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>p = Parsed::new(); |
| <span class="macro">assert_eq!</span>(p.set_year(<span class="number">0</span>), <span class="prelude-val">Ok</span>(())); |
| <span class="macro">assert_eq!</span>(p.set_year_div_100(<span class="number">0</span>), <span class="prelude-val">Ok</span>(())); |
| <span class="macro">assert_eq!</span>(p.set_year_mod_100(<span class="number">0</span>), <span class="prelude-val">Ok</span>(())); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>p = Parsed::new(); |
| <span class="macro">assert_eq!</span>(p.set_year_div_100(-<span class="number">1</span>), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| <span class="macro">assert_eq!</span>(p.set_year_mod_100(-<span class="number">1</span>), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| <span class="macro">assert_eq!</span>(p.set_year(-<span class="number">1</span>), <span class="prelude-val">Ok</span>(())); |
| <span class="macro">assert_eq!</span>(p.set_year(-<span class="number">2</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| <span class="macro">assert_eq!</span>(p.set_year(<span class="number">0</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>p = Parsed::new(); |
| <span class="macro">assert_eq!</span>(p.set_year_div_100(<span class="number">0x1_0000_0008</span>), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| <span class="macro">assert_eq!</span>(p.set_year_div_100(<span class="number">8</span>), <span class="prelude-val">Ok</span>(())); |
| <span class="macro">assert_eq!</span>(p.set_year_div_100(<span class="number">0x1_0000_0008</span>), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| |
| <span class="comment">// month, week*, isoweek, ordinal, day, minute, second, nanosecond, offset |
| </span><span class="kw">let </span><span class="kw-2">mut </span>p = Parsed::new(); |
| <span class="macro">assert_eq!</span>(p.set_month(<span class="number">7</span>), <span class="prelude-val">Ok</span>(())); |
| <span class="macro">assert_eq!</span>(p.set_month(<span class="number">1</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| <span class="macro">assert_eq!</span>(p.set_month(<span class="number">6</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| <span class="macro">assert_eq!</span>(p.set_month(<span class="number">8</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| <span class="macro">assert_eq!</span>(p.set_month(<span class="number">12</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>p = Parsed::new(); |
| <span class="macro">assert_eq!</span>(p.set_month(<span class="number">8</span>), <span class="prelude-val">Ok</span>(())); |
| <span class="macro">assert_eq!</span>(p.set_month(<span class="number">0x1_0000_0008</span>), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| |
| <span class="comment">// hour |
| </span><span class="kw">let </span><span class="kw-2">mut </span>p = Parsed::new(); |
| <span class="macro">assert_eq!</span>(p.set_hour(<span class="number">12</span>), <span class="prelude-val">Ok</span>(())); |
| <span class="macro">assert_eq!</span>(p.set_hour(<span class="number">11</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| <span class="macro">assert_eq!</span>(p.set_hour(<span class="number">13</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| <span class="macro">assert_eq!</span>(p.set_hour(<span class="number">12</span>), <span class="prelude-val">Ok</span>(())); |
| <span class="macro">assert_eq!</span>(p.set_ampm(<span class="bool-val">false</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| <span class="macro">assert_eq!</span>(p.set_ampm(<span class="bool-val">true</span>), <span class="prelude-val">Ok</span>(())); |
| <span class="macro">assert_eq!</span>(p.set_hour12(<span class="number">12</span>), <span class="prelude-val">Ok</span>(())); |
| <span class="macro">assert_eq!</span>(p.set_hour12(<span class="number">0</span>), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); <span class="comment">// requires canonical representation |
| </span><span class="macro">assert_eq!</span>(p.set_hour12(<span class="number">1</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| <span class="macro">assert_eq!</span>(p.set_hour12(<span class="number">11</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>p = Parsed::new(); |
| <span class="macro">assert_eq!</span>(p.set_ampm(<span class="bool-val">true</span>), <span class="prelude-val">Ok</span>(())); |
| <span class="macro">assert_eq!</span>(p.set_hour12(<span class="number">7</span>), <span class="prelude-val">Ok</span>(())); |
| <span class="macro">assert_eq!</span>(p.set_hour(<span class="number">7</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| <span class="macro">assert_eq!</span>(p.set_hour(<span class="number">18</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| <span class="macro">assert_eq!</span>(p.set_hour(<span class="number">19</span>), <span class="prelude-val">Ok</span>(())); |
| |
| <span class="comment">// timestamp |
| </span><span class="kw">let </span><span class="kw-2">mut </span>p = Parsed::new(); |
| <span class="macro">assert_eq!</span>(p.set_timestamp(<span class="number">1_234_567_890</span>), <span class="prelude-val">Ok</span>(())); |
| <span class="macro">assert_eq!</span>(p.set_timestamp(<span class="number">1_234_567_889</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| <span class="macro">assert_eq!</span>(p.set_timestamp(<span class="number">1_234_567_891</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_parsed_to_naive_date() { |
| <span class="macro">macro_rules! </span>parse { |
| ($(<span class="macro-nonterminal">$k</span>:ident: <span class="macro-nonterminal">$v</span>:expr),<span class="kw-2">*</span>) => ( |
| Parsed { $(<span class="macro-nonterminal">$k</span>: <span class="prelude-val">Some</span>(<span class="macro-nonterminal">$v</span>),)* ..Parsed::new() }.to_naive_date() |
| ) |
| } |
| |
| <span class="kw">let </span>ymd = |y, m, d| <span class="prelude-val">Ok</span>(NaiveDate::from_ymd_opt(y, m, d).unwrap()); |
| |
| <span class="comment">// ymd: omission of fields |
| </span><span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(), <span class="prelude-val">Err</span>(NOT_ENOUGH)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">1984</span>), <span class="prelude-val">Err</span>(NOT_ENOUGH)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">1984</span>, month: <span class="number">1</span>), <span class="prelude-val">Err</span>(NOT_ENOUGH)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">1984</span>, month: <span class="number">1</span>, day: <span class="number">2</span>), ymd(<span class="number">1984</span>, <span class="number">1</span>, <span class="number">2</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">1984</span>, day: <span class="number">2</span>), <span class="prelude-val">Err</span>(NOT_ENOUGH)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year_div_100: <span class="number">19</span>), <span class="prelude-val">Err</span>(NOT_ENOUGH)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year_div_100: <span class="number">19</span>, year_mod_100: <span class="number">84</span>), <span class="prelude-val">Err</span>(NOT_ENOUGH)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year_div_100: <span class="number">19</span>, year_mod_100: <span class="number">84</span>, month: <span class="number">1</span>), <span class="prelude-val">Err</span>(NOT_ENOUGH)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year_div_100: <span class="number">19</span>, year_mod_100: <span class="number">84</span>, month: <span class="number">1</span>, day: <span class="number">2</span>), ymd(<span class="number">1984</span>, <span class="number">1</span>, <span class="number">2</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year_div_100: <span class="number">19</span>, year_mod_100: <span class="number">84</span>, day: <span class="number">2</span>), <span class="prelude-val">Err</span>(NOT_ENOUGH)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year_div_100: <span class="number">19</span>, month: <span class="number">1</span>, day: <span class="number">2</span>), <span class="prelude-val">Err</span>(NOT_ENOUGH)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year_mod_100: <span class="number">70</span>, month: <span class="number">1</span>, day: <span class="number">2</span>), ymd(<span class="number">1970</span>, <span class="number">1</span>, <span class="number">2</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year_mod_100: <span class="number">69</span>, month: <span class="number">1</span>, day: <span class="number">2</span>), ymd(<span class="number">2069</span>, <span class="number">1</span>, <span class="number">2</span>)); |
| |
| <span class="comment">// ymd: out-of-range conditions |
| </span><span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year_div_100: <span class="number">19</span>, year_mod_100: <span class="number">84</span>, month: <span class="number">2</span>, day: <span class="number">29</span>), ymd(<span class="number">1984</span>, <span class="number">2</span>, <span class="number">29</span>)); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year_div_100: <span class="number">19</span>, year_mod_100: <span class="number">83</span>, month: <span class="number">2</span>, day: <span class="number">29</span>), |
| <span class="prelude-val">Err</span>(OUT_OF_RANGE) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year_div_100: <span class="number">19</span>, year_mod_100: <span class="number">83</span>, month: <span class="number">13</span>, day: <span class="number">1</span>), |
| <span class="prelude-val">Err</span>(OUT_OF_RANGE) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year_div_100: <span class="number">19</span>, year_mod_100: <span class="number">83</span>, month: <span class="number">12</span>, day: <span class="number">31</span>), |
| ymd(<span class="number">1983</span>, <span class="number">12</span>, <span class="number">31</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year_div_100: <span class="number">19</span>, year_mod_100: <span class="number">83</span>, month: <span class="number">12</span>, day: <span class="number">32</span>), |
| <span class="prelude-val">Err</span>(OUT_OF_RANGE) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year_div_100: <span class="number">19</span>, year_mod_100: <span class="number">83</span>, month: <span class="number">12</span>, day: <span class="number">0</span>), |
| <span class="prelude-val">Err</span>(OUT_OF_RANGE) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year_div_100: <span class="number">19</span>, year_mod_100: <span class="number">100</span>, month: <span class="number">1</span>, day: <span class="number">1</span>), |
| <span class="prelude-val">Err</span>(OUT_OF_RANGE) |
| ); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year_div_100: <span class="number">19</span>, year_mod_100: -<span class="number">1</span>, month: <span class="number">1</span>, day: <span class="number">1</span>), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year_div_100: <span class="number">0</span>, year_mod_100: <span class="number">0</span>, month: <span class="number">1</span>, day: <span class="number">1</span>), ymd(<span class="number">0</span>, <span class="number">1</span>, <span class="number">1</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year_div_100: -<span class="number">1</span>, year_mod_100: <span class="number">42</span>, month: <span class="number">1</span>, day: <span class="number">1</span>), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| <span class="kw">let </span>max_year = NaiveDate::MAX.year(); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year_div_100: max_year / <span class="number">100</span>, |
| year_mod_100: max_year % <span class="number">100</span>, month: <span class="number">1</span>, day: <span class="number">1</span>), |
| ymd(max_year, <span class="number">1</span>, <span class="number">1</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year_div_100: (max_year + <span class="number">1</span>) / <span class="number">100</span>, |
| year_mod_100: (max_year + <span class="number">1</span>) % <span class="number">100</span>, month: <span class="number">1</span>, day: <span class="number">1</span>), |
| <span class="prelude-val">Err</span>(OUT_OF_RANGE) |
| ); |
| |
| <span class="comment">// ymd: conflicting inputs |
| </span><span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">1984</span>, year_div_100: <span class="number">19</span>, month: <span class="number">1</span>, day: <span class="number">1</span>), ymd(<span class="number">1984</span>, <span class="number">1</span>, <span class="number">1</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">1984</span>, year_div_100: <span class="number">20</span>, month: <span class="number">1</span>, day: <span class="number">1</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">1984</span>, year_mod_100: <span class="number">84</span>, month: <span class="number">1</span>, day: <span class="number">1</span>), ymd(<span class="number">1984</span>, <span class="number">1</span>, <span class="number">1</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">1984</span>, year_mod_100: <span class="number">83</span>, month: <span class="number">1</span>, day: <span class="number">1</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">1984</span>, year_div_100: <span class="number">19</span>, year_mod_100: <span class="number">84</span>, month: <span class="number">1</span>, day: <span class="number">1</span>), |
| ymd(<span class="number">1984</span>, <span class="number">1</span>, <span class="number">1</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">1984</span>, year_div_100: <span class="number">18</span>, year_mod_100: <span class="number">94</span>, month: <span class="number">1</span>, day: <span class="number">1</span>), |
| <span class="prelude-val">Err</span>(IMPOSSIBLE) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">1984</span>, year_div_100: <span class="number">18</span>, year_mod_100: <span class="number">184</span>, month: <span class="number">1</span>, day: <span class="number">1</span>), |
| <span class="prelude-val">Err</span>(OUT_OF_RANGE) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: -<span class="number">1</span>, year_div_100: <span class="number">0</span>, year_mod_100: -<span class="number">1</span>, month: <span class="number">1</span>, day: <span class="number">1</span>), |
| <span class="prelude-val">Err</span>(OUT_OF_RANGE) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: -<span class="number">1</span>, year_div_100: -<span class="number">1</span>, year_mod_100: <span class="number">99</span>, month: <span class="number">1</span>, day: <span class="number">1</span>), |
| <span class="prelude-val">Err</span>(OUT_OF_RANGE) |
| ); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: -<span class="number">1</span>, year_div_100: <span class="number">0</span>, month: <span class="number">1</span>, day: <span class="number">1</span>), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: -<span class="number">1</span>, year_mod_100: <span class="number">99</span>, month: <span class="number">1</span>, day: <span class="number">1</span>), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| |
| <span class="comment">// weekdates |
| </span><span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_mon: <span class="number">0</span>), <span class="prelude-val">Err</span>(NOT_ENOUGH)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_sun: <span class="number">0</span>), <span class="prelude-val">Err</span>(NOT_ENOUGH)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, weekday: Sun), <span class="prelude-val">Err</span>(NOT_ENOUGH)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_mon: <span class="number">0</span>, weekday: Fri), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_sun: <span class="number">0</span>, weekday: Fri), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_mon: <span class="number">0</span>, weekday: Sat), ymd(<span class="number">2000</span>, <span class="number">1</span>, <span class="number">1</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_sun: <span class="number">0</span>, weekday: Sat), ymd(<span class="number">2000</span>, <span class="number">1</span>, <span class="number">1</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_mon: <span class="number">0</span>, weekday: Sun), ymd(<span class="number">2000</span>, <span class="number">1</span>, <span class="number">2</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_sun: <span class="number">1</span>, weekday: Sun), ymd(<span class="number">2000</span>, <span class="number">1</span>, <span class="number">2</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_mon: <span class="number">1</span>, weekday: Mon), ymd(<span class="number">2000</span>, <span class="number">1</span>, <span class="number">3</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_sun: <span class="number">1</span>, weekday: Mon), ymd(<span class="number">2000</span>, <span class="number">1</span>, <span class="number">3</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_mon: <span class="number">1</span>, weekday: Sat), ymd(<span class="number">2000</span>, <span class="number">1</span>, <span class="number">8</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_sun: <span class="number">1</span>, weekday: Sat), ymd(<span class="number">2000</span>, <span class="number">1</span>, <span class="number">8</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_mon: <span class="number">1</span>, weekday: Sun), ymd(<span class="number">2000</span>, <span class="number">1</span>, <span class="number">9</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_sun: <span class="number">2</span>, weekday: Sun), ymd(<span class="number">2000</span>, <span class="number">1</span>, <span class="number">9</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_mon: <span class="number">2</span>, weekday: Mon), ymd(<span class="number">2000</span>, <span class="number">1</span>, <span class="number">10</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_sun: <span class="number">52</span>, weekday: Sat), ymd(<span class="number">2000</span>, <span class="number">12</span>, <span class="number">30</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_sun: <span class="number">53</span>, weekday: Sun), ymd(<span class="number">2000</span>, <span class="number">12</span>, <span class="number">31</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_sun: <span class="number">53</span>, weekday: Mon), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_sun: <span class="number">0xffffffff</span>, weekday: Mon), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2006</span>, week_from_sun: <span class="number">0</span>, weekday: Sat), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2006</span>, week_from_sun: <span class="number">1</span>, weekday: Sun), ymd(<span class="number">2006</span>, <span class="number">1</span>, <span class="number">1</span>)); |
| |
| <span class="comment">// weekdates: conflicting inputs |
| </span><span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_mon: <span class="number">1</span>, week_from_sun: <span class="number">1</span>, weekday: Sat), |
| ymd(<span class="number">2000</span>, <span class="number">1</span>, <span class="number">8</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_mon: <span class="number">1</span>, week_from_sun: <span class="number">2</span>, weekday: Sun), |
| ymd(<span class="number">2000</span>, <span class="number">1</span>, <span class="number">9</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_mon: <span class="number">1</span>, week_from_sun: <span class="number">1</span>, weekday: Sun), |
| <span class="prelude-val">Err</span>(IMPOSSIBLE) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2000</span>, week_from_mon: <span class="number">2</span>, week_from_sun: <span class="number">2</span>, weekday: Sun), |
| <span class="prelude-val">Err</span>(IMPOSSIBLE) |
| ); |
| |
| <span class="comment">// ISO weekdates |
| </span><span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(isoyear: <span class="number">2004</span>, isoweek: <span class="number">53</span>), <span class="prelude-val">Err</span>(NOT_ENOUGH)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(isoyear: <span class="number">2004</span>, isoweek: <span class="number">53</span>, weekday: Fri), ymd(<span class="number">2004</span>, <span class="number">12</span>, <span class="number">31</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(isoyear: <span class="number">2004</span>, isoweek: <span class="number">53</span>, weekday: Sat), ymd(<span class="number">2005</span>, <span class="number">1</span>, <span class="number">1</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(isoyear: <span class="number">2004</span>, isoweek: <span class="number">0xffffffff</span>, weekday: Sat), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(isoyear: <span class="number">2005</span>, isoweek: <span class="number">0</span>, weekday: Thu), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(isoyear: <span class="number">2005</span>, isoweek: <span class="number">5</span>, weekday: Thu), ymd(<span class="number">2005</span>, <span class="number">2</span>, <span class="number">3</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(isoyear: <span class="number">2005</span>, weekday: Thu), <span class="prelude-val">Err</span>(NOT_ENOUGH)); |
| |
| <span class="comment">// year and ordinal |
| </span><span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(ordinal: <span class="number">123</span>), <span class="prelude-val">Err</span>(NOT_ENOUGH)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, ordinal: <span class="number">0</span>), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, ordinal: <span class="number">1</span>), ymd(<span class="number">2000</span>, <span class="number">1</span>, <span class="number">1</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, ordinal: <span class="number">60</span>), ymd(<span class="number">2000</span>, <span class="number">2</span>, <span class="number">29</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, ordinal: <span class="number">61</span>), ymd(<span class="number">2000</span>, <span class="number">3</span>, <span class="number">1</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, ordinal: <span class="number">366</span>), ymd(<span class="number">2000</span>, <span class="number">12</span>, <span class="number">31</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, ordinal: <span class="number">367</span>), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2000</span>, ordinal: <span class="number">0xffffffff</span>), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2100</span>, ordinal: <span class="number">0</span>), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2100</span>, ordinal: <span class="number">1</span>), ymd(<span class="number">2100</span>, <span class="number">1</span>, <span class="number">1</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2100</span>, ordinal: <span class="number">59</span>), ymd(<span class="number">2100</span>, <span class="number">2</span>, <span class="number">28</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2100</span>, ordinal: <span class="number">60</span>), ymd(<span class="number">2100</span>, <span class="number">3</span>, <span class="number">1</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2100</span>, ordinal: <span class="number">365</span>), ymd(<span class="number">2100</span>, <span class="number">12</span>, <span class="number">31</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2100</span>, ordinal: <span class="number">366</span>), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year: <span class="number">2100</span>, ordinal: <span class="number">0xffffffff</span>), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| |
| <span class="comment">// more complex cases |
| </span><span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2014</span>, month: <span class="number">12</span>, day: <span class="number">31</span>, ordinal: <span class="number">365</span>, isoyear: <span class="number">2015</span>, isoweek: <span class="number">1</span>, |
| week_from_sun: <span class="number">52</span>, week_from_mon: <span class="number">52</span>, weekday: Wed), |
| ymd(<span class="number">2014</span>, <span class="number">12</span>, <span class="number">31</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2014</span>, month: <span class="number">12</span>, ordinal: <span class="number">365</span>, isoyear: <span class="number">2015</span>, isoweek: <span class="number">1</span>, |
| week_from_sun: <span class="number">52</span>, week_from_mon: <span class="number">52</span>), |
| ymd(<span class="number">2014</span>, <span class="number">12</span>, <span class="number">31</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2014</span>, month: <span class="number">12</span>, day: <span class="number">31</span>, ordinal: <span class="number">365</span>, isoyear: <span class="number">2014</span>, isoweek: <span class="number">53</span>, |
| week_from_sun: <span class="number">52</span>, week_from_mon: <span class="number">52</span>, weekday: Wed), |
| <span class="prelude-val">Err</span>(IMPOSSIBLE) |
| ); <span class="comment">// no ISO week date 2014-W53-3 |
| </span><span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2012</span>, isoyear: <span class="number">2015</span>, isoweek: <span class="number">1</span>, |
| week_from_sun: <span class="number">52</span>, week_from_mon: <span class="number">52</span>), |
| <span class="prelude-val">Err</span>(NOT_ENOUGH) |
| ); <span class="comment">// ambiguous (2014-12-29, 2014-12-30, 2014-12-31) |
| </span><span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(year_div_100: <span class="number">20</span>, isoyear_mod_100: <span class="number">15</span>, ordinal: <span class="number">366</span>), <span class="prelude-val">Err</span>(NOT_ENOUGH)); |
| <span class="comment">// technically unique (2014-12-31) but Chrono gives up |
| </span>} |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_parsed_to_naive_time() { |
| <span class="macro">macro_rules! </span>parse { |
| ($(<span class="macro-nonterminal">$k</span>:ident: <span class="macro-nonterminal">$v</span>:expr),<span class="kw-2">*</span>) => ( |
| Parsed { $(<span class="macro-nonterminal">$k</span>: <span class="prelude-val">Some</span>(<span class="macro-nonterminal">$v</span>),)* ..Parsed::new() }.to_naive_time() |
| ) |
| } |
| |
| <span class="kw">let </span>hms = |h, m, s| <span class="prelude-val">Ok</span>(NaiveTime::from_hms_opt(h, m, s).unwrap()); |
| <span class="kw">let </span>hmsn = |h, m, s, n| <span class="prelude-val">Ok</span>(NaiveTime::from_hms_nano_opt(h, m, s, n).unwrap()); |
| |
| <span class="comment">// omission of fields |
| </span><span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(), <span class="prelude-val">Err</span>(NOT_ENOUGH)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(hour_div_12: <span class="number">0</span>), <span class="prelude-val">Err</span>(NOT_ENOUGH)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(hour_div_12: <span class="number">0</span>, hour_mod_12: <span class="number">1</span>), <span class="prelude-val">Err</span>(NOT_ENOUGH)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(hour_div_12: <span class="number">0</span>, hour_mod_12: <span class="number">1</span>, minute: <span class="number">23</span>), hms(<span class="number">1</span>, <span class="number">23</span>, <span class="number">0</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(hour_div_12: <span class="number">0</span>, hour_mod_12: <span class="number">1</span>, minute: <span class="number">23</span>, second: <span class="number">45</span>), hms(<span class="number">1</span>, <span class="number">23</span>, <span class="number">45</span>)); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(hour_div_12: <span class="number">0</span>, hour_mod_12: <span class="number">1</span>, minute: <span class="number">23</span>, second: <span class="number">45</span>, |
| nanosecond: <span class="number">678_901_234</span>), |
| hmsn(<span class="number">1</span>, <span class="number">23</span>, <span class="number">45</span>, <span class="number">678_901_234</span>) |
| ); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(hour_div_12: <span class="number">1</span>, hour_mod_12: <span class="number">11</span>, minute: <span class="number">45</span>, second: <span class="number">6</span>), hms(<span class="number">23</span>, <span class="number">45</span>, <span class="number">6</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(hour_mod_12: <span class="number">1</span>, minute: <span class="number">23</span>), <span class="prelude-val">Err</span>(NOT_ENOUGH)); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(hour_div_12: <span class="number">0</span>, hour_mod_12: <span class="number">1</span>, minute: <span class="number">23</span>, nanosecond: <span class="number">456_789_012</span>), |
| <span class="prelude-val">Err</span>(NOT_ENOUGH) |
| ); |
| |
| <span class="comment">// out-of-range conditions |
| </span><span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(hour_div_12: <span class="number">2</span>, hour_mod_12: <span class="number">0</span>, minute: <span class="number">0</span>), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(hour_div_12: <span class="number">1</span>, hour_mod_12: <span class="number">12</span>, minute: <span class="number">0</span>), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(hour_div_12: <span class="number">0</span>, hour_mod_12: <span class="number">1</span>, minute: <span class="number">60</span>), <span class="prelude-val">Err</span>(OUT_OF_RANGE)); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(hour_div_12: <span class="number">0</span>, hour_mod_12: <span class="number">1</span>, minute: <span class="number">23</span>, second: <span class="number">61</span>), |
| <span class="prelude-val">Err</span>(OUT_OF_RANGE) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(hour_div_12: <span class="number">0</span>, hour_mod_12: <span class="number">1</span>, minute: <span class="number">23</span>, second: <span class="number">34</span>, |
| nanosecond: <span class="number">1_000_000_000</span>), |
| <span class="prelude-val">Err</span>(OUT_OF_RANGE) |
| ); |
| |
| <span class="comment">// leap seconds |
| </span><span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(hour_div_12: <span class="number">0</span>, hour_mod_12: <span class="number">1</span>, minute: <span class="number">23</span>, second: <span class="number">60</span>), |
| hmsn(<span class="number">1</span>, <span class="number">23</span>, <span class="number">59</span>, <span class="number">1_000_000_000</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(hour_div_12: <span class="number">0</span>, hour_mod_12: <span class="number">1</span>, minute: <span class="number">23</span>, second: <span class="number">60</span>, |
| nanosecond: <span class="number">999_999_999</span>), |
| hmsn(<span class="number">1</span>, <span class="number">23</span>, <span class="number">59</span>, <span class="number">1_999_999_999</span>) |
| ); |
| } |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_parsed_to_naive_datetime_with_offset() { |
| <span class="macro">macro_rules! </span>parse { |
| (offset = <span class="macro-nonterminal">$offset</span>:expr; $(<span class="macro-nonterminal">$k</span>:ident: <span class="macro-nonterminal">$v</span>:expr),<span class="kw-2">*</span>) => ( |
| Parsed { $(<span class="macro-nonterminal">$k</span>: <span class="prelude-val">Some</span>(<span class="macro-nonterminal">$v</span>),)* ..Parsed::new() }.to_naive_datetime_with_offset(<span class="macro-nonterminal">$offset</span>) |
| ); |
| ($(<span class="macro-nonterminal">$k</span>:ident: <span class="macro-nonterminal">$v</span>:expr),<span class="kw-2">*</span>) => (<span class="macro">parse!</span>(offset = <span class="number">0</span>; $(<span class="macro-nonterminal">$k</span>: <span class="macro-nonterminal">$v</span>),<span class="kw-2">*</span>)) |
| } |
| |
| <span class="kw">let </span>ymdhms = |y, m, d, h, n, s| { |
| <span class="prelude-val">Ok</span>(NaiveDate::from_ymd_opt(y, m, d).unwrap().and_hms_opt(h, n, s).unwrap()) |
| }; |
| <span class="kw">let </span>ymdhmsn = |y, m, d, h, n, s, nano| { |
| <span class="prelude-val">Ok</span>(NaiveDate::from_ymd_opt(y, m, d).unwrap().and_hms_nano_opt(h, n, s, nano).unwrap()) |
| }; |
| |
| <span class="comment">// omission of fields |
| </span><span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(), <span class="prelude-val">Err</span>(NOT_ENOUGH)); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2015</span>, month: <span class="number">1</span>, day: <span class="number">30</span>, |
| hour_div_12: <span class="number">1</span>, hour_mod_12: <span class="number">2</span>, minute: <span class="number">38</span>), |
| ymdhms(<span class="number">2015</span>, <span class="number">1</span>, <span class="number">30</span>, <span class="number">14</span>, <span class="number">38</span>, <span class="number">0</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">1997</span>, month: <span class="number">1</span>, day: <span class="number">30</span>, |
| hour_div_12: <span class="number">1</span>, hour_mod_12: <span class="number">2</span>, minute: <span class="number">38</span>, second: <span class="number">5</span>), |
| ymdhms(<span class="number">1997</span>, <span class="number">1</span>, <span class="number">30</span>, <span class="number">14</span>, <span class="number">38</span>, <span class="number">5</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2012</span>, ordinal: <span class="number">34</span>, hour_div_12: <span class="number">0</span>, hour_mod_12: <span class="number">5</span>, |
| minute: <span class="number">6</span>, second: <span class="number">7</span>, nanosecond: <span class="number">890_123_456</span>), |
| ymdhmsn(<span class="number">2012</span>, <span class="number">2</span>, <span class="number">3</span>, <span class="number">5</span>, <span class="number">6</span>, <span class="number">7</span>, <span class="number">890_123_456</span>) |
| ); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(timestamp: <span class="number">0</span>), ymdhms(<span class="number">1970</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(timestamp: <span class="number">1</span>, nanosecond: <span class="number">0</span>), ymdhms(<span class="number">1970</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(timestamp: <span class="number">1</span>, nanosecond: <span class="number">1</span>), ymdhmsn(<span class="number">1970</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">1</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(timestamp: <span class="number">1_420_000_000</span>), ymdhms(<span class="number">2014</span>, <span class="number">12</span>, <span class="number">31</span>, <span class="number">4</span>, <span class="number">26</span>, <span class="number">40</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(timestamp: -<span class="number">0x1_0000_0000</span>), ymdhms(<span class="number">1833</span>, <span class="number">11</span>, <span class="number">24</span>, <span class="number">17</span>, <span class="number">31</span>, <span class="number">44</span>)); |
| |
| <span class="comment">// full fields |
| </span><span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2014</span>, year_div_100: <span class="number">20</span>, year_mod_100: <span class="number">14</span>, month: <span class="number">12</span>, day: <span class="number">31</span>, |
| ordinal: <span class="number">365</span>, isoyear: <span class="number">2015</span>, isoyear_div_100: <span class="number">20</span>, isoyear_mod_100: <span class="number">15</span>, |
| isoweek: <span class="number">1</span>, week_from_sun: <span class="number">52</span>, week_from_mon: <span class="number">52</span>, weekday: Wed, |
| hour_div_12: <span class="number">0</span>, hour_mod_12: <span class="number">4</span>, minute: <span class="number">26</span>, second: <span class="number">40</span>, |
| nanosecond: <span class="number">12_345_678</span>, timestamp: <span class="number">1_420_000_000</span>), |
| ymdhmsn(<span class="number">2014</span>, <span class="number">12</span>, <span class="number">31</span>, <span class="number">4</span>, <span class="number">26</span>, <span class="number">40</span>, <span class="number">12_345_678</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2014</span>, year_div_100: <span class="number">20</span>, year_mod_100: <span class="number">14</span>, month: <span class="number">12</span>, day: <span class="number">31</span>, |
| ordinal: <span class="number">365</span>, isoyear: <span class="number">2015</span>, isoyear_div_100: <span class="number">20</span>, isoyear_mod_100: <span class="number">15</span>, |
| isoweek: <span class="number">1</span>, week_from_sun: <span class="number">52</span>, week_from_mon: <span class="number">52</span>, weekday: Wed, |
| hour_div_12: <span class="number">0</span>, hour_mod_12: <span class="number">4</span>, minute: <span class="number">26</span>, second: <span class="number">40</span>, |
| nanosecond: <span class="number">12_345_678</span>, timestamp: <span class="number">1_419_999_999</span>), |
| <span class="prelude-val">Err</span>(IMPOSSIBLE) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(offset = <span class="number">32400</span>; |
| year: <span class="number">2014</span>, year_div_100: <span class="number">20</span>, year_mod_100: <span class="number">14</span>, month: <span class="number">12</span>, day: <span class="number">31</span>, |
| ordinal: <span class="number">365</span>, isoyear: <span class="number">2015</span>, isoyear_div_100: <span class="number">20</span>, isoyear_mod_100: <span class="number">15</span>, |
| isoweek: <span class="number">1</span>, week_from_sun: <span class="number">52</span>, week_from_mon: <span class="number">52</span>, weekday: Wed, |
| hour_div_12: <span class="number">0</span>, hour_mod_12: <span class="number">4</span>, minute: <span class="number">26</span>, second: <span class="number">40</span>, |
| nanosecond: <span class="number">12_345_678</span>, timestamp: <span class="number">1_419_967_600</span>), |
| ymdhmsn(<span class="number">2014</span>, <span class="number">12</span>, <span class="number">31</span>, <span class="number">4</span>, <span class="number">26</span>, <span class="number">40</span>, <span class="number">12_345_678</span>) |
| ); |
| |
| <span class="comment">// more timestamps |
| </span><span class="kw">let </span>max_days_from_year_1970 = |
| NaiveDate::MAX.signed_duration_since(NaiveDate::from_ymd_opt(<span class="number">1970</span>, <span class="number">1</span>, <span class="number">1</span>).unwrap()); |
| <span class="kw">let </span>year_0_from_year_1970 = NaiveDate::from_ymd_opt(<span class="number">0</span>, <span class="number">1</span>, <span class="number">1</span>) |
| .unwrap() |
| .signed_duration_since(NaiveDate::from_ymd_opt(<span class="number">1970</span>, <span class="number">1</span>, <span class="number">1</span>).unwrap()); |
| <span class="kw">let </span>min_days_from_year_1970 = |
| NaiveDate::MIN.signed_duration_since(NaiveDate::from_ymd_opt(<span class="number">1970</span>, <span class="number">1</span>, <span class="number">1</span>).unwrap()); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(timestamp: min_days_from_year_1970.num_seconds()), |
| ymdhms(NaiveDate::MIN.year(), <span class="number">1</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(timestamp: year_0_from_year_1970.num_seconds()), |
| ymdhms(<span class="number">0</span>, <span class="number">1</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(timestamp: max_days_from_year_1970.num_seconds() + <span class="number">86399</span>), |
| ymdhms(NaiveDate::MAX.year(), <span class="number">12</span>, <span class="number">31</span>, <span class="number">23</span>, <span class="number">59</span>, <span class="number">59</span>) |
| ); |
| |
| <span class="comment">// leap seconds #1: partial fields |
| </span><span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(second: <span class="number">59</span>, timestamp: <span class="number">1_341_100_798</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(second: <span class="number">59</span>, timestamp: <span class="number">1_341_100_799</span>), ymdhms(<span class="number">2012</span>, <span class="number">6</span>, <span class="number">30</span>, <span class="number">23</span>, <span class="number">59</span>, <span class="number">59</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(second: <span class="number">59</span>, timestamp: <span class="number">1_341_100_800</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(second: <span class="number">60</span>, timestamp: <span class="number">1_341_100_799</span>), |
| ymdhmsn(<span class="number">2012</span>, <span class="number">6</span>, <span class="number">30</span>, <span class="number">23</span>, <span class="number">59</span>, <span class="number">59</span>, <span class="number">1_000_000_000</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(second: <span class="number">60</span>, timestamp: <span class="number">1_341_100_800</span>), |
| ymdhmsn(<span class="number">2012</span>, <span class="number">6</span>, <span class="number">30</span>, <span class="number">23</span>, <span class="number">59</span>, <span class="number">59</span>, <span class="number">1_000_000_000</span>) |
| ); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(second: <span class="number">0</span>, timestamp: <span class="number">1_341_100_800</span>), ymdhms(<span class="number">2012</span>, <span class="number">7</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(second: <span class="number">1</span>, timestamp: <span class="number">1_341_100_800</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(second: <span class="number">60</span>, timestamp: <span class="number">1_341_100_801</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| |
| <span class="comment">// leap seconds #2: full fields |
| // we need to have separate tests for them since it uses another control flow. |
| </span><span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2012</span>, ordinal: <span class="number">182</span>, hour_div_12: <span class="number">1</span>, hour_mod_12: <span class="number">11</span>, |
| minute: <span class="number">59</span>, second: <span class="number">59</span>, timestamp: <span class="number">1_341_100_798</span>), |
| <span class="prelude-val">Err</span>(IMPOSSIBLE) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2012</span>, ordinal: <span class="number">182</span>, hour_div_12: <span class="number">1</span>, hour_mod_12: <span class="number">11</span>, |
| minute: <span class="number">59</span>, second: <span class="number">59</span>, timestamp: <span class="number">1_341_100_799</span>), |
| ymdhms(<span class="number">2012</span>, <span class="number">6</span>, <span class="number">30</span>, <span class="number">23</span>, <span class="number">59</span>, <span class="number">59</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2012</span>, ordinal: <span class="number">182</span>, hour_div_12: <span class="number">1</span>, hour_mod_12: <span class="number">11</span>, |
| minute: <span class="number">59</span>, second: <span class="number">59</span>, timestamp: <span class="number">1_341_100_800</span>), |
| <span class="prelude-val">Err</span>(IMPOSSIBLE) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2012</span>, ordinal: <span class="number">182</span>, hour_div_12: <span class="number">1</span>, hour_mod_12: <span class="number">11</span>, |
| minute: <span class="number">59</span>, second: <span class="number">60</span>, timestamp: <span class="number">1_341_100_799</span>), |
| ymdhmsn(<span class="number">2012</span>, <span class="number">6</span>, <span class="number">30</span>, <span class="number">23</span>, <span class="number">59</span>, <span class="number">59</span>, <span class="number">1_000_000_000</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2012</span>, ordinal: <span class="number">182</span>, hour_div_12: <span class="number">1</span>, hour_mod_12: <span class="number">11</span>, |
| minute: <span class="number">59</span>, second: <span class="number">60</span>, timestamp: <span class="number">1_341_100_800</span>), |
| ymdhmsn(<span class="number">2012</span>, <span class="number">6</span>, <span class="number">30</span>, <span class="number">23</span>, <span class="number">59</span>, <span class="number">59</span>, <span class="number">1_000_000_000</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2012</span>, ordinal: <span class="number">183</span>, hour_div_12: <span class="number">0</span>, hour_mod_12: <span class="number">0</span>, |
| minute: <span class="number">0</span>, second: <span class="number">0</span>, timestamp: <span class="number">1_341_100_800</span>), |
| ymdhms(<span class="number">2012</span>, <span class="number">7</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2012</span>, ordinal: <span class="number">183</span>, hour_div_12: <span class="number">0</span>, hour_mod_12: <span class="number">0</span>, |
| minute: <span class="number">0</span>, second: <span class="number">1</span>, timestamp: <span class="number">1_341_100_800</span>), |
| <span class="prelude-val">Err</span>(IMPOSSIBLE) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2012</span>, ordinal: <span class="number">182</span>, hour_div_12: <span class="number">1</span>, hour_mod_12: <span class="number">11</span>, |
| minute: <span class="number">59</span>, second: <span class="number">60</span>, timestamp: <span class="number">1_341_100_801</span>), |
| <span class="prelude-val">Err</span>(IMPOSSIBLE) |
| ); |
| |
| <span class="comment">// error codes |
| </span><span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2015</span>, month: <span class="number">1</span>, day: <span class="number">20</span>, weekday: Tue, |
| hour_div_12: <span class="number">2</span>, hour_mod_12: <span class="number">1</span>, minute: <span class="number">35</span>, second: <span class="number">20</span>), |
| <span class="prelude-val">Err</span>(OUT_OF_RANGE) |
| ); <span class="comment">// `hour_div_12` is out of range |
| </span>} |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_parsed_to_datetime() { |
| <span class="macro">macro_rules! </span>parse { |
| ($(<span class="macro-nonterminal">$k</span>:ident: <span class="macro-nonterminal">$v</span>:expr),<span class="kw-2">*</span>) => ( |
| Parsed { $(<span class="macro-nonterminal">$k</span>: <span class="prelude-val">Some</span>(<span class="macro-nonterminal">$v</span>),)* ..Parsed::new() }.to_datetime() |
| ) |
| } |
| |
| <span class="kw">let </span>ymdhmsn = |y, m, d, h, n, s, nano, off| { |
| <span class="prelude-val">Ok</span>(FixedOffset::east_opt(off) |
| .unwrap() |
| .from_local_datetime( |
| <span class="kw-2">&</span>NaiveDate::from_ymd_opt(y, m, d) |
| .unwrap() |
| .and_hms_nano_opt(h, n, s, nano) |
| .unwrap(), |
| ) |
| .unwrap()) |
| }; |
| |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(offset: <span class="number">0</span>), <span class="prelude-val">Err</span>(NOT_ENOUGH)); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2014</span>, ordinal: <span class="number">365</span>, hour_div_12: <span class="number">0</span>, hour_mod_12: <span class="number">4</span>, |
| minute: <span class="number">26</span>, second: <span class="number">40</span>, nanosecond: <span class="number">12_345_678</span>), |
| <span class="prelude-val">Err</span>(NOT_ENOUGH) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2014</span>, ordinal: <span class="number">365</span>, hour_div_12: <span class="number">0</span>, hour_mod_12: <span class="number">4</span>, |
| minute: <span class="number">26</span>, second: <span class="number">40</span>, nanosecond: <span class="number">12_345_678</span>, offset: <span class="number">0</span>), |
| ymdhmsn(<span class="number">2014</span>, <span class="number">12</span>, <span class="number">31</span>, <span class="number">4</span>, <span class="number">26</span>, <span class="number">40</span>, <span class="number">12_345_678</span>, <span class="number">0</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2014</span>, ordinal: <span class="number">365</span>, hour_div_12: <span class="number">1</span>, hour_mod_12: <span class="number">1</span>, |
| minute: <span class="number">26</span>, second: <span class="number">40</span>, nanosecond: <span class="number">12_345_678</span>, offset: <span class="number">32400</span>), |
| ymdhmsn(<span class="number">2014</span>, <span class="number">12</span>, <span class="number">31</span>, <span class="number">13</span>, <span class="number">26</span>, <span class="number">40</span>, <span class="number">12_345_678</span>, <span class="number">32400</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2014</span>, ordinal: <span class="number">365</span>, hour_div_12: <span class="number">0</span>, hour_mod_12: <span class="number">1</span>, |
| minute: <span class="number">42</span>, second: <span class="number">4</span>, nanosecond: <span class="number">12_345_678</span>, offset: -<span class="number">9876</span>), |
| ymdhmsn(<span class="number">2014</span>, <span class="number">12</span>, <span class="number">31</span>, <span class="number">1</span>, <span class="number">42</span>, <span class="number">4</span>, <span class="number">12_345_678</span>, -<span class="number">9876</span>) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(year: <span class="number">2015</span>, ordinal: <span class="number">1</span>, hour_div_12: <span class="number">0</span>, hour_mod_12: <span class="number">4</span>, |
| minute: <span class="number">26</span>, second: <span class="number">40</span>, nanosecond: <span class="number">12_345_678</span>, offset: <span class="number">86_400</span>), |
| <span class="prelude-val">Err</span>(OUT_OF_RANGE) |
| ); <span class="comment">// `FixedOffset` does not support such huge offset |
| </span>} |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>test_parsed_to_datetime_with_timezone() { |
| <span class="macro">macro_rules! </span>parse { |
| (<span class="macro-nonterminal">$tz</span>:expr; $(<span class="macro-nonterminal">$k</span>:ident: <span class="macro-nonterminal">$v</span>:expr),<span class="kw-2">*</span>) => ( |
| Parsed { $(<span class="macro-nonterminal">$k</span>: <span class="prelude-val">Some</span>(<span class="macro-nonterminal">$v</span>),)* ..Parsed::new() }.to_datetime_with_timezone(<span class="kw-2">&</span><span class="macro-nonterminal">$tz</span>) |
| ) |
| } |
| |
| <span class="comment">// single result from ymdhms |
| </span><span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(Utc; |
| year: <span class="number">2014</span>, ordinal: <span class="number">365</span>, hour_div_12: <span class="number">0</span>, hour_mod_12: <span class="number">4</span>, |
| minute: <span class="number">26</span>, second: <span class="number">40</span>, nanosecond: <span class="number">12_345_678</span>, offset: <span class="number">0</span>), |
| <span class="prelude-val">Ok</span>(Utc |
| .from_local_datetime( |
| <span class="kw-2">&</span>NaiveDate::from_ymd_opt(<span class="number">2014</span>, <span class="number">12</span>, <span class="number">31</span>) |
| .unwrap() |
| .and_hms_nano_opt(<span class="number">4</span>, <span class="number">26</span>, <span class="number">40</span>, <span class="number">12_345_678</span>) |
| .unwrap() |
| ) |
| .unwrap()) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(Utc; |
| year: <span class="number">2014</span>, ordinal: <span class="number">365</span>, hour_div_12: <span class="number">1</span>, hour_mod_12: <span class="number">1</span>, |
| minute: <span class="number">26</span>, second: <span class="number">40</span>, nanosecond: <span class="number">12_345_678</span>, offset: <span class="number">32400</span>), |
| <span class="prelude-val">Err</span>(IMPOSSIBLE) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(FixedOffset::east_opt(<span class="number">32400</span>).unwrap(); |
| year: <span class="number">2014</span>, ordinal: <span class="number">365</span>, hour_div_12: <span class="number">0</span>, hour_mod_12: <span class="number">4</span>, |
| minute: <span class="number">26</span>, second: <span class="number">40</span>, nanosecond: <span class="number">12_345_678</span>, offset: <span class="number">0</span>), |
| <span class="prelude-val">Err</span>(IMPOSSIBLE) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(FixedOffset::east_opt(<span class="number">32400</span>).unwrap(); |
| year: <span class="number">2014</span>, ordinal: <span class="number">365</span>, hour_div_12: <span class="number">1</span>, hour_mod_12: <span class="number">1</span>, |
| minute: <span class="number">26</span>, second: <span class="number">40</span>, nanosecond: <span class="number">12_345_678</span>, offset: <span class="number">32400</span>), |
| <span class="prelude-val">Ok</span>(FixedOffset::east_opt(<span class="number">32400</span>) |
| .unwrap() |
| .from_local_datetime( |
| <span class="kw-2">&</span>NaiveDate::from_ymd_opt(<span class="number">2014</span>, <span class="number">12</span>, <span class="number">31</span>) |
| .unwrap() |
| .and_hms_nano_opt(<span class="number">13</span>, <span class="number">26</span>, <span class="number">40</span>, <span class="number">12_345_678</span>) |
| .unwrap() |
| ) |
| .unwrap()) |
| ); |
| |
| <span class="comment">// single result from timestamp |
| </span><span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(Utc; timestamp: <span class="number">1_420_000_000</span>, offset: <span class="number">0</span>), |
| <span class="prelude-val">Ok</span>(Utc.with_ymd_and_hms(<span class="number">2014</span>, <span class="number">12</span>, <span class="number">31</span>, <span class="number">4</span>, <span class="number">26</span>, <span class="number">40</span>).unwrap()) |
| ); |
| <span class="macro">assert_eq!</span>(<span class="macro">parse!</span>(Utc; timestamp: <span class="number">1_420_000_000</span>, offset: <span class="number">32400</span>), <span class="prelude-val">Err</span>(IMPOSSIBLE)); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(FixedOffset::east_opt(<span class="number">32400</span>).unwrap(); timestamp: <span class="number">1_420_000_000</span>, offset: <span class="number">0</span>), |
| <span class="prelude-val">Err</span>(IMPOSSIBLE) |
| ); |
| <span class="macro">assert_eq!</span>( |
| <span class="macro">parse!</span>(FixedOffset::east_opt(<span class="number">32400</span>).unwrap(); timestamp: <span class="number">1_420_000_000</span>, offset: <span class="number">32400</span>), |
| <span class="prelude-val">Ok</span>(FixedOffset::east_opt(<span class="number">32400</span>) |
| .unwrap() |
| .with_ymd_and_hms(<span class="number">2014</span>, <span class="number">12</span>, <span class="number">31</span>, <span class="number">13</span>, <span class="number">26</span>, <span class="number">40</span>) |
| .unwrap()) |
| ); |
| |
| <span class="comment">// TODO test with a variable time zone (for None and Ambiguous cases) |
| </span>} |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>issue_551() { |
| <span class="kw">use </span><span class="kw">crate</span>::Weekday; |
| <span class="kw">let </span><span class="kw-2">mut </span>parsed = Parsed::new(); |
| |
| parsed.year = <span class="prelude-val">Some</span>(<span class="number">2002</span>); |
| parsed.week_from_mon = <span class="prelude-val">Some</span>(<span class="number">22</span>); |
| parsed.weekday = <span class="prelude-val">Some</span>(Weekday::Mon); |
| <span class="macro">assert_eq!</span>(NaiveDate::from_ymd_opt(<span class="number">2002</span>, <span class="number">6</span>, <span class="number">3</span>).unwrap(), parsed.to_naive_date().unwrap()); |
| |
| parsed.year = <span class="prelude-val">Some</span>(<span class="number">2001</span>); |
| <span class="macro">assert_eq!</span>(NaiveDate::from_ymd_opt(<span class="number">2001</span>, <span class="number">5</span>, <span class="number">28</span>).unwrap(), parsed.to_naive_date().unwrap()); |
| } |
| } |
| </code></pre></div> |
| </section></div></main><div id="rustdoc-vars" data-root-path="../../../" data-current-crate="chrono" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html> |