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[ls] Add "-1" Flag & Fix Needless Vec

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This commit is contained in:
Michael Aaron Murphy 2018-04-10 22:07:07 -04:00
parent 8db47690b2
commit dddc773200
1 changed files with 28 additions and 23 deletions
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51
src/ls/ls.rs
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@ -82,6 +82,7 @@ pub fn uumain(args: Vec<String>) -> i32 {
NAME
);
let matches = new_coreopts!(&syntax, SUMMARY, LONG_HELP)
.optflag("1", "", "list one file per line.")
.optflag(
"a",
"all",
@ -351,31 +352,35 @@ fn display_items(items: &Vec<PathBuf>, strip: Option<&Path>, options: &getopts::
display_item_long(item, strip, max_links, max_size, options);
}
} else {
let names: Vec<_> = items
.iter()
.filter_map(|i| {
let md = get_metadata(i, options);
match md {
Err(e) => {
let filename = get_file_name(i, strip);
show_error!("{}: {}", filename, e);
None
if !options.opt_present("1") {
let names = items
.iter()
.filter_map(|i| {
let md = get_metadata(i, options);
match md {
Err(e) => {
let filename = get_file_name(i, strip);
show_error!("{}: {}", filename, e);
None
}
Ok(md) => Some(display_file_name(&i, strip, &md, options)),
}
Ok(md) => Some(display_file_name(&i, strip, &md, options)),
});
if let Some(size) = termsize::get() {
let mut grid = Grid::new(GridOptions {
filling: Filling::Spaces(2),
direction: Direction::TopToBottom,
});
for name in names {
grid.add(name);
}
if let Some(output) = grid.fit_into_width(size.cols as usize) {
print!("{}", output);
return;
}
})
.collect();
if let Some(size) = termsize::get() {
let mut grid = Grid::new(GridOptions {
filling: Filling::Spaces(2),
direction: Direction::TopToBottom,
});
for name in names {
grid.add(name);
}
if let Some(output) = grid.fit_into_width(size.cols as usize) {
print!("{}", output);
return;
}
}