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Remove unsed code

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This commit is contained in:
electricboogie 2021-04-18 15:08:42 -05:00
parent 0151f30c4e
commit 298e269531
1 changed files with 1 additions and 18 deletions
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19
src/uu/sort/src/ext_sorter/mod.rs
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@ -75,18 +75,6 @@ impl ExternalSorter {
self.parallel = true;
self
}
/// Sorts a given iterator, returning a new iterator with items
pub fn sort<T, I>(
&self,
iterator: I,
) -> Result<SortedIterator<T, impl Fn(&T, &T) -> Ordering + Send + Sync>, Error>
where
T: Sortable + Ord,
I: Iterator<Item = T>,
{
self.sort_by(iterator, |a, b| a.cmp(b))
}
/// Sorts a given iterator with a comparator function, returning a new iterator with items
pub fn sort_by<T, I, F>(&self, iterator: I, cmp: F) -> Result<SortedIterator<T, F>, Error>
@ -98,12 +86,10 @@ impl ExternalSorter {
let mut tempdir: Option<tempfile::TempDir> = None;
let mut sort_dir: Option<PathBuf> = None;
let mut count = 0;
let mut segments_file: Vec<File> = Vec::new();
let size_of_items = std::mem::size_of::<T>();
let mut buffer: Vec<T> = Vec::with_capacity(self.segment_size / size_of_items);
for next_item in iterator {
count += 1;
buffer.push(next_item);
if buffer.len() > self.segment_size {
let sort_dir = self.lazy_create_dir(&mut tempdir, &mut sort_dir)?;
@ -122,7 +108,7 @@ impl ExternalSorter {
Some(VecDeque::from(buffer))
};
SortedIterator::new(tempdir, pass_through_queue, segments_file, count, cmp)
SortedIterator::new(tempdir, pass_through_queue, segments_file, cmp)
}
/// We only want to create directory if it's needed (i.e. if the dataset
@ -199,7 +185,6 @@ pub struct SortedIterator<T: Sortable, F> {
pass_through_queue: Option<VecDeque<T>>,
segments_file: Vec<BufReader<File>>,
next_values: Vec<Option<T>>,
count: u64,
cmp: F,
}
@ -208,7 +193,6 @@ impl<T: Sortable, F: Fn(&T, &T) -> Ordering + Send + Sync> SortedIterator<T, F>
tempdir: Option<tempfile::TempDir>,
pass_through_queue: Option<VecDeque<T>>,
mut segments_file: Vec<File>,
count: u64,
cmp: F,
) -> Result<SortedIterator<T, F>, Error> {
for segment in &mut segments_file {
@ -227,7 +211,6 @@ impl<T: Sortable, F: Fn(&T, &T) -> Ordering + Send + Sync> SortedIterator<T, F>
pass_through_queue,
segments_file: segments_file_buffered,
next_values,
count,
cmp,
})
}