Sulkta-OSS/rustypipe
Archived
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

feat: implemented large number parser

Browse source
This commit is contained in:
ThetaDev 2022-09-23 19:42:49 +02:00
parent f66dce9d3d
commit 0659a64361
4 changed files with 79 additions and 44 deletions
Download patch file Download diff file Expand all files Collapse all files

16
src/util.rs
View file

@ -230,7 +230,11 @@ impl<T> TryRemove<T> for Vec<T> {
}
}
fn parse_large_numstr(string: &str, lang: Language) -> Option<u64> {
/// Parse a large, textual number (e.g. `1.4M subscribers`, `22K views`)
pub fn parse_large_numstr<F>(string: &str, lang: Language) -> Option<F>
where
F: TryFrom<u64>,
{
let dict_entry = dictionary::entry(lang);
let decimal_point = match dict_entry.comma_decimal {
true => ',',
@ -275,10 +279,14 @@ fn parse_large_numstr(string: &str, lang: Language) -> Option<u64> {
.sum::<i32>();
}
num.checked_mul(some_or_bail!(
(10_u64).checked_pow(ok_or_bail!(exp.try_into(), None)),
F::try_from(some_or_bail!(
num.checked_mul(some_or_bail!(
(10_u64).checked_pow(ok_or_bail!(exp.try_into(), None)),
None
)),
None
))
.ok()
}
#[cfg(test)]
@ -407,7 +415,7 @@ mod tests {
(((expect as f64) / factor as f64).floor() as u64) * factor
};
let res = parse_large_numstr(string, lang).expect(string);
let res = parse_large_numstr::<u64>(string, lang).expect(string);
assert_eq!(
res, rounded,
"{} (lang: {}, exact: {})",