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author | Valentin Popov <valentin@popov.link> | 2024-07-19 15:37:58 +0300 |
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committer | Valentin Popov <valentin@popov.link> | 2024-07-19 15:37:58 +0300 |
commit | a990de90fe41456a23e58bd087d2f107d321f3a1 (patch) | |
tree | 15afc392522a9e85dc3332235e311b7d39352ea9 /vendor/number_prefix/src/parse.rs | |
parent | 3d48cd3f81164bbfc1a755dc1d4a9a02f98c8ddd (diff) | |
download | fparkan-a990de90fe41456a23e58bd087d2f107d321f3a1.tar.xz fparkan-a990de90fe41456a23e58bd087d2f107d321f3a1.zip |
Deleted vendor folder
Diffstat (limited to 'vendor/number_prefix/src/parse.rs')
-rw-r--r-- | vendor/number_prefix/src/parse.rs | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/vendor/number_prefix/src/parse.rs b/vendor/number_prefix/src/parse.rs deleted file mode 100644 index cfb37af..0000000 --- a/vendor/number_prefix/src/parse.rs +++ /dev/null @@ -1,87 +0,0 @@ -use std::{error::Error, fmt, str}; - -use super::{NumberPrefix, Prefix}; - - -impl<T: str::FromStr> str::FromStr for NumberPrefix<T> { - type Err = NumberPrefixParseError; - - fn from_str(s: &str) -> Result<Self, Self::Err> { - let splitted = s.find(|p| { - p == 'k' || p == 'K' || p == 'M' || p == 'G' || p == 'T' || - p == 'P' || p == 'E' || p == 'Z' || p == 'Y' - }); - - let num_prefix = s.split_at(splitted.unwrap_or(s.len())); - let num = match num_prefix.0.trim().parse::<T>() { - Ok(n) => n, - Err(_) => return Err(NumberPrefixParseError(())), - }; - - let prefix_unit = num_prefix.1.trim_matches(|p| - p == 'b' || p == 'B' || p == 'm' - ); - - let prefix = match prefix_unit { - "k" | - "K" => Prefix::Kilo, - "M" => Prefix::Mega, - "G" => Prefix::Giga, - "T" => Prefix::Tera, - "P" => Prefix::Peta, - "E" => Prefix::Exa, - "Z" => Prefix::Zetta, - "Y" => Prefix::Yotta, - "Ki" => Prefix::Kibi, - "Mi" => Prefix::Mebi, - "Gi" => Prefix::Gibi, - "Ti" => Prefix::Tebi, - "Pi" => Prefix::Pebi, - "Ei" => Prefix::Exbi, - "Zi" => Prefix::Zebi, - "Yi" => Prefix::Yobi, - "" => return Ok(NumberPrefix::Standalone(num)), - _ => return Err(NumberPrefixParseError(())), - }; - - Ok(NumberPrefix::Prefixed(prefix, num)) - } -} - - -/// The error returned when a `NumberPrefix` is failed to be parsed. -#[derive(Debug, Copy, Clone, PartialEq, Eq)] -pub struct NumberPrefixParseError(()); - -impl fmt::Display for NumberPrefixParseError { - fn fmt(&self, fmt: &mut fmt::Formatter<'_>) -> fmt::Result { - fmt.write_str("invalid prefix syntax") - } -} - -impl Error for NumberPrefixParseError { -} - - -#[cfg(test)] -mod test { - use super::*; - - #[test] - fn parse_examples() { - let parse_example_a = "7.05E".parse::<NumberPrefix<f64>>(); - let parse_example_b = "7.05".parse::<NumberPrefix<f64>>(); - let parse_example_c = "7.05 GiB".parse::<NumberPrefix<f64>>(); - - assert_eq!(parse_example_a, Ok(NumberPrefix::Prefixed(Prefix::Exa, 7.05_f64))); - assert_eq!(parse_example_b, Ok(NumberPrefix::Standalone(7.05_f64))); - assert_eq!(parse_example_c, Ok(NumberPrefix::Prefixed(Prefix::Gibi, 7.05_f64))); - } - - #[test] - fn bad_parse() { - let parsed = "bogo meters per second".parse::<NumberPrefix<f64>>(); - - assert_ne!(parsed, Ok(NumberPrefix::Prefixed(Prefix::Kilo, 7.05_f64))); - } -} |