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Add several parser methods for Time

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This commit is contained in:
Nathan Fisher 2023-06-09 01:54:50 -04:00
parent 5daa6ca377
commit 669fa0889b
1 changed files with 64 additions and 4 deletions
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68
src/time/parser.rs
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@ -70,7 +70,13 @@ impl<'a> Parser<'a> {
Format::Extended => self.text.get(5..7),
};
if let Some(m) = month {
let month = m.parse()?;
let month = match m.parse() {
Ok(m) => m,
Err(_) => {
self.mode = Mode::TimeZone;
return Ok(());
}
};
if month > 12 {
return Err(Error::InvalidMonth);
}
@ -89,7 +95,13 @@ impl<'a> Parser<'a> {
Format::Extended => self.text.get(8..10),
};
if let Some(d) = day {
let day = d.parse()?;
let day = match d.parse() {
Ok(d) => d,
Err(_) => {
self.mode = Mode::TimeZone;
return Ok(());
}
};
let max = match self.month {
Some(1|3|5|7|10|12) => 31,
Some(2) => {
@ -127,21 +139,69 @@ impl<'a> Parser<'a> {
fn parse_hour(&mut self) -> Result<(), Error> {
assert_eq!(self.mode, Mode::Hour);
todo!()
let hour = match self.format {
Format::Basic => self.text.get(9..11),
Format::Extended => self.text.get(11..13),
};
if let Some(h) = hour {
let hour = match h.parse() {
Ok(h) => h,
Err(_) => {
self.mode = Mode::TimeZone;
return Ok(());
}
};
if hour > 24 {
return Err(Error::InvalidHour);
}
self.hour = Some(hour);
self.mode = Mode::Minute;
} else {
self.mode = Mode::TimeZone;
}
Ok(())
}
fn parse_minute(&mut self) -> Result<(), Error> {
assert_eq!(self.mode, Mode::Minute);
todo!()
let minute = match self.format {
Format::Basic => self.text.get(11..13),
Format::Extended => self.text.get(14..16),
};
if let Some(m) = minute {
let minute = match m.parse() {
Ok(m) => m,
Err(_) => {
self.mode = Mode::TimeZone;
return Ok(());
}
};
if minute > 60 {
return Err(Error::InvalidMinute);
}
self.minute = Some(minute);
self.mode = Mode::Second;
} else {
self.mode = Mode::TimeZone;
}
Ok(())
}
fn parse_second(&mut self) -> Result<(), Error> {
assert_eq!(self.mode, Mode::Second);
let second = match self.format {
Format::Basic => self.text.get(13..15),
Format::Extended => self.text.get(17..19),
};
todo!()
}
fn parse_timezone(&mut self) -> Result<(), Error> {
assert_eq!(self.mode, Mode::TimeZone);
let tz = match self.format {
Format::Basic => self.text.get(15..),
Format::Extended => self.text.get(19..),
};
todo!()
}