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authorValentin Popov <valentin@popov.link>2024-07-19 15:37:58 +0300
committerValentin Popov <valentin@popov.link>2024-07-19 15:37:58 +0300
commita990de90fe41456a23e58bd087d2f107d321f3a1 (patch)
tree15afc392522a9e85dc3332235e311b7d39352ea9 /vendor/rayon/src/iter/take.rs
parent3d48cd3f81164bbfc1a755dc1d4a9a02f98c8ddd (diff)
downloadfparkan-a990de90fe41456a23e58bd087d2f107d321f3a1.tar.xz
fparkan-a990de90fe41456a23e58bd087d2f107d321f3a1.zip
Deleted vendor folder
Diffstat (limited to 'vendor/rayon/src/iter/take.rs')
-rw-r--r--vendor/rayon/src/iter/take.rs86
1 files changed, 0 insertions, 86 deletions
diff --git a/vendor/rayon/src/iter/take.rs b/vendor/rayon/src/iter/take.rs
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--- a/vendor/rayon/src/iter/take.rs
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@@ -1,86 +0,0 @@
-use super::plumbing::*;
-use super::*;
-use std::cmp::min;
-
-/// `Take` is an iterator that iterates over the first `n` elements.
-/// This struct is created by the [`take()`] method on [`IndexedParallelIterator`]
-///
-/// [`take()`]: trait.IndexedParallelIterator.html#method.take
-/// [`IndexedParallelIterator`]: trait.IndexedParallelIterator.html
-#[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
-#[derive(Debug, Clone)]
-pub struct Take<I> {
- base: I,
- n: usize,
-}
-
-impl<I> Take<I>
-where
- I: IndexedParallelIterator,
-{
- /// Creates a new `Take` iterator.
- pub(super) fn new(base: I, n: usize) -> Self {
- let n = min(base.len(), n);
- Take { base, n }
- }
-}
-
-impl<I> ParallelIterator for Take<I>
-where
- I: IndexedParallelIterator,
-{
- type Item = I::Item;
-
- fn drive_unindexed<C>(self, consumer: C) -> C::Result
- where
- C: UnindexedConsumer<Self::Item>,
- {
- bridge(self, consumer)
- }
-
- fn opt_len(&self) -> Option<usize> {
- Some(self.len())
- }
-}
-
-impl<I> IndexedParallelIterator for Take<I>
-where
- I: IndexedParallelIterator,
-{
- fn len(&self) -> usize {
- self.n
- }
-
- fn drive<C: Consumer<Self::Item>>(self, consumer: C) -> C::Result {
- bridge(self, consumer)
- }
-
- fn with_producer<CB>(self, callback: CB) -> CB::Output
- where
- CB: ProducerCallback<Self::Item>,
- {
- return self.base.with_producer(Callback {
- callback,
- n: self.n,
- });
-
- struct Callback<CB> {
- callback: CB,
- n: usize,
- }
-
- impl<T, CB> ProducerCallback<T> for Callback<CB>
- where
- CB: ProducerCallback<T>,
- {
- type Output = CB::Output;
- fn callback<P>(self, base: P) -> CB::Output
- where
- P: Producer<Item = T>,
- {
- let (producer, _) = base.split_at(self.n);
- self.callback.callback(producer)
- }
- }
- }
-}