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</pre><pre class="rust"><code><span class="attr">#![deny(missing_docs)]
#![allow(dead_code)]
#![warn(unreachable_pub)]
</span><span class="kw">use </span>std::num::ParseIntError;
<span class="kw">use </span>std::str::Utf8Error;
<span class="kw">use </span>std::time::SystemTimeError;
<span class="kw">use </span>std::{error, fmt, io};
<span class="kw">mod </span>timezone;
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">use </span>timezone::TimeZone;
<span class="kw">mod </span>parser;
<span class="kw">mod </span>rule;
<span class="doccomment">/// Unified error type for everything in the crate
</span><span class="attr">#[derive(Debug)]
</span><span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">enum </span>Error {
<span class="doccomment">/// Date time error
</span>DateTime(<span class="kw-2">&</span><span class="lifetime">'static </span>str),
<span class="doccomment">/// Local time type search error
</span>FindLocalTimeType(<span class="kw-2">&</span><span class="lifetime">'static </span>str),
<span class="doccomment">/// Local time type error
</span>LocalTimeType(<span class="kw-2">&</span><span class="lifetime">'static </span>str),
<span class="doccomment">/// Invalid slice for integer conversion
</span>InvalidSlice(<span class="kw-2">&</span><span class="lifetime">'static </span>str),
<span class="doccomment">/// Invalid Tzif file
</span>InvalidTzFile(<span class="kw-2">&</span><span class="lifetime">'static </span>str),
<span class="doccomment">/// Invalid TZ string
</span>InvalidTzString(<span class="kw-2">&</span><span class="lifetime">'static </span>str),
<span class="doccomment">/// I/O error
</span>Io(io::Error),
<span class="doccomment">/// Out of range error
</span>OutOfRange(<span class="kw-2">&</span><span class="lifetime">'static </span>str),
<span class="doccomment">/// Integer parsing error
</span>ParseInt(ParseIntError),
<span class="doccomment">/// Date time projection error
</span>ProjectDateTime(<span class="kw-2">&</span><span class="lifetime">'static </span>str),
<span class="doccomment">/// System time error
</span>SystemTime(SystemTimeError),
<span class="doccomment">/// Time zone error
</span>TimeZone(<span class="kw-2">&</span><span class="lifetime">'static </span>str),
<span class="doccomment">/// Transition rule error
</span>TransitionRule(<span class="kw-2">&</span><span class="lifetime">'static </span>str),
<span class="doccomment">/// Unsupported Tzif file
</span>UnsupportedTzFile(<span class="kw-2">&</span><span class="lifetime">'static </span>str),
<span class="doccomment">/// Unsupported TZ string
</span>UnsupportedTzString(<span class="kw-2">&</span><span class="lifetime">'static </span>str),
<span class="doccomment">/// UTF-8 error
</span>Utf8(Utf8Error),
}
<span class="kw">impl </span>fmt::Display <span class="kw">for </span>Error {
<span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, f: <span class="kw-2">&mut </span>fmt::Formatter) -> fmt::Result {
<span class="kw">use </span>Error::<span class="kw-2">*</span>;
<span class="kw">match </span><span class="self">self </span>{
DateTime(error) => <span class="macro">write!</span>(f, <span class="string">"invalid date time: {}"</span>, error),
FindLocalTimeType(error) => error.fmt(f),
LocalTimeType(error) => <span class="macro">write!</span>(f, <span class="string">"invalid local time type: {}"</span>, error),
InvalidSlice(error) => error.fmt(f),
InvalidTzString(error) => <span class="macro">write!</span>(f, <span class="string">"invalid TZ string: {}"</span>, error),
InvalidTzFile(error) => error.fmt(f),
Io(error) => error.fmt(f),
OutOfRange(error) => error.fmt(f),
ParseInt(error) => error.fmt(f),
ProjectDateTime(error) => error.fmt(f),
SystemTime(error) => error.fmt(f),
TransitionRule(error) => <span class="macro">write!</span>(f, <span class="string">"invalid transition rule: {}"</span>, error),
TimeZone(error) => <span class="macro">write!</span>(f, <span class="string">"invalid time zone: {}"</span>, error),
UnsupportedTzFile(error) => error.fmt(f),
UnsupportedTzString(error) => <span class="macro">write!</span>(f, <span class="string">"unsupported TZ string: {}"</span>, error),
Utf8(error) => error.fmt(f),
}
}
}
<span class="kw">impl </span>error::Error <span class="kw">for </span>Error {}
<span class="kw">impl </span>From<io::Error> <span class="kw">for </span>Error {
<span class="kw">fn </span>from(error: io::Error) -> <span class="self">Self </span>{
Error::Io(error)
}
}
<span class="kw">impl </span>From<ParseIntError> <span class="kw">for </span>Error {
<span class="kw">fn </span>from(error: ParseIntError) -> <span class="self">Self </span>{
Error::ParseInt(error)
}
}
<span class="kw">impl </span>From<SystemTimeError> <span class="kw">for </span>Error {
<span class="kw">fn </span>from(error: SystemTimeError) -> <span class="self">Self </span>{
Error::SystemTime(error)
}
}
<span class="kw">impl </span>From<Utf8Error> <span class="kw">for </span>Error {
<span class="kw">fn </span>from(error: Utf8Error) -> <span class="self">Self </span>{
Error::Utf8(error)
}
}
<span class="doccomment">/// Number of hours in one day
</span><span class="kw">const </span>HOURS_PER_DAY: i64 = <span class="number">24</span>;
<span class="doccomment">/// Number of seconds in one hour
</span><span class="kw">const </span>SECONDS_PER_HOUR: i64 = <span class="number">3600</span>;
<span class="doccomment">/// Number of seconds in one day
</span><span class="kw">const </span>SECONDS_PER_DAY: i64 = SECONDS_PER_HOUR * HOURS_PER_DAY;
<span class="doccomment">/// Number of days in one week
</span><span class="kw">const </span>DAYS_PER_WEEK: i64 = <span class="number">7</span>;
<span class="doccomment">/// Month days in a normal year
</span><span class="kw">const </span>DAY_IN_MONTHS_NORMAL_YEAR: [i64; <span class="number">12</span>] = [<span class="number">31</span>, <span class="number">28</span>, <span class="number">31</span>, <span class="number">30</span>, <span class="number">31</span>, <span class="number">30</span>, <span class="number">31</span>, <span class="number">31</span>, <span class="number">30</span>, <span class="number">31</span>, <span class="number">30</span>, <span class="number">31</span>];
<span class="doccomment">/// Cumulated month days in a normal year
</span><span class="kw">const </span>CUMUL_DAY_IN_MONTHS_NORMAL_YEAR: [i64; <span class="number">12</span>] =
[<span class="number">0</span>, <span class="number">31</span>, <span class="number">59</span>, <span class="number">90</span>, <span class="number">120</span>, <span class="number">151</span>, <span class="number">181</span>, <span class="number">212</span>, <span class="number">243</span>, <span class="number">273</span>, <span class="number">304</span>, <span class="number">334</span>];
</code></pre></div>
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