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ls: Implement --sort=width

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This commit is contained in:
Rayhan Faizel 2023-06-06 20:55:42 +05:30
parent 82f5fec688
commit 3f33c5b816
1 changed files with 10 additions and 2 deletions
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12
src/uu/ls/src/ls.rs
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@ -294,6 +294,7 @@ enum Sort {
Time,
Version,
Extension,
Width,
}
#[derive(PartialEq)]
@ -496,6 +497,7 @@ fn extract_sort(options: &clap::ArgMatches) -> Sort {
"size" => Sort::Size,
"version" => Sort::Version,
"extension" => Sort::Extension,
"width" => Sort::Width,
// below should never happen as clap already restricts the values.
_ => unreachable!("Invalid field for --sort"),
}
@ -1322,9 +1324,9 @@ pub fn uu_app() -> Command {
.arg(
Arg::new(options::SORT)
.long(options::SORT)
.help("Sort by <field>: name, none (-U), time (-t), size (-S) or extension (-X)")
.help("Sort by <field>: name, none (-U), time (-t), size (-S), extension (-X) or width")
.value_name("field")
.value_parser(["name", "none", "time", "size", "version", "extension"])
.value_parser(["name", "none", "time", "size", "version", "extension", "width"])
.require_equals(true)
.overrides_with_all([
options::SORT,
@ -1937,6 +1939,12 @@ fn sort_entries(entries: &mut [PathData], config: &Config, out: &mut BufWriter<S
.cmp(&b.p_buf.extension())
.then(a.p_buf.file_stem().cmp(&b.p_buf.file_stem()))
}),
Sort::Width => entries.sort_by(|a, b| {
a.display_name
.len()
.cmp(&b.display_name.len())
.then(a.display_name.cmp(&b.display_name))
}),
Sort::None => {}
}