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Add an option to specify max depth #96

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Add an option to specify max depth #96

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18 changes: 14 additions & 4 deletions src/main.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -58,6 +58,9 @@ pub struct Opt {
#[structopt(short, long)]
/// Don't ask for confirmation before deleting
disable_delete_confirmation: bool,
#[structopt(short, long)]
/// The max depth of directories
max_depth: Option<usize>,
}

fn main() {
Expand Down Expand Up @@ -91,6 +94,7 @@ fn try_main() -> Result<(), failure::Error> {
folder,
opts.apparent_size,
opts.disable_delete_confirmation,
opts.max_depth,
);
}
Err(_) => failure::bail!("Failed to get stdout: are you trying to pipe 'diskonaut'?"),
Expand All @@ -105,6 +109,7 @@ pub fn start<B>(
path: PathBuf,
show_apparent_size: bool,
disable_delete_confirmation: bool,
max_depth: Option<usize>,
) where
B: Backend + Send + 'static,
{
Expand Down Expand Up @@ -187,16 +192,21 @@ pub fn start<B>(
let instruction_sender = instruction_sender.clone();
let loaded = loaded.clone();
move || {
'scanning: for entry in WalkDir::new(&path)
let walker = WalkDir::new(&path)
.parallelism(if SHOULD_SCAN_HD_FILES_IN_MULTIPLE_THREADS {
RayonDefaultPool
} else {
Serial
})
.skip_hidden(false)
.follow_links(false)
.into_iter()
{
.follow_links(false);

let walker_with_depth = match max_depth {
Some(depth) => walker.max_depth(depth),
None => walker,
};

'scanning: for entry in walker_with_depth.into_iter() {
let instruction_sent = match entry {
Ok(entry) => match entry.metadata() {
Ok(file_metadata) => {
Expand Down