aboutsummaryrefslogtreecommitdiff
path: root/vendor/rayon/src/iter/map.rs
diff options
context:
space:
mode:
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/map.rs
parent3d48cd3f81164bbfc1a755dc1d4a9a02f98c8ddd (diff)
downloadfparkan-a990de90fe41456a23e58bd087d2f107d321f3a1.tar.xz
fparkan-a990de90fe41456a23e58bd087d2f107d321f3a1.zip
Deleted vendor folder
Diffstat (limited to 'vendor/rayon/src/iter/map.rs')
-rw-r--r--vendor/rayon/src/iter/map.rs259
1 files changed, 0 insertions, 259 deletions
diff --git a/vendor/rayon/src/iter/map.rs b/vendor/rayon/src/iter/map.rs
deleted file mode 100644
index da14d40..0000000
--- a/vendor/rayon/src/iter/map.rs
+++ /dev/null
@@ -1,259 +0,0 @@
-use super::plumbing::*;
-use super::*;
-
-use std::fmt::{self, Debug};
-use std::iter;
-
-/// `Map` is an iterator that transforms the elements of an underlying iterator.
-///
-/// This struct is created by the [`map()`] method on [`ParallelIterator`]
-///
-/// [`map()`]: trait.ParallelIterator.html#method.map
-/// [`ParallelIterator`]: trait.ParallelIterator.html
-#[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
-#[derive(Clone)]
-pub struct Map<I: ParallelIterator, F> {
- base: I,
- map_op: F,
-}
-
-impl<I: ParallelIterator + Debug, F> Debug for Map<I, F> {
- fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
- f.debug_struct("Map").field("base", &self.base).finish()
- }
-}
-
-impl<I, F> Map<I, F>
-where
- I: ParallelIterator,
-{
- /// Creates a new `Map` iterator.
- pub(super) fn new(base: I, map_op: F) -> Self {
- Map { base, map_op }
- }
-}
-
-impl<I, F, R> ParallelIterator for Map<I, F>
-where
- I: ParallelIterator,
- F: Fn(I::Item) -> R + Sync + Send,
- R: Send,
-{
- type Item = F::Output;
-
- fn drive_unindexed<C>(self, consumer: C) -> C::Result
- where
- C: UnindexedConsumer<Self::Item>,
- {
- let consumer1 = MapConsumer::new(consumer, &self.map_op);
- self.base.drive_unindexed(consumer1)
- }
-
- fn opt_len(&self) -> Option<usize> {
- self.base.opt_len()
- }
-}
-
-impl<I, F, R> IndexedParallelIterator for Map<I, F>
-where
- I: IndexedParallelIterator,
- F: Fn(I::Item) -> R + Sync + Send,
- R: Send,
-{
- fn drive<C>(self, consumer: C) -> C::Result
- where
- C: Consumer<Self::Item>,
- {
- let consumer1 = MapConsumer::new(consumer, &self.map_op);
- self.base.drive(consumer1)
- }
-
- fn len(&self) -> usize {
- self.base.len()
- }
-
- fn with_producer<CB>(self, callback: CB) -> CB::Output
- where
- CB: ProducerCallback<Self::Item>,
- {
- return self.base.with_producer(Callback {
- callback,
- map_op: self.map_op,
- });
-
- struct Callback<CB, F> {
- callback: CB,
- map_op: F,
- }
-
- impl<T, F, R, CB> ProducerCallback<T> for Callback<CB, F>
- where
- CB: ProducerCallback<R>,
- F: Fn(T) -> R + Sync,
- R: Send,
- {
- type Output = CB::Output;
-
- fn callback<P>(self, base: P) -> CB::Output
- where
- P: Producer<Item = T>,
- {
- let producer = MapProducer {
- base,
- map_op: &self.map_op,
- };
- self.callback.callback(producer)
- }
- }
- }
-}
-
-/// ////////////////////////////////////////////////////////////////////////
-
-struct MapProducer<'f, P, F> {
- base: P,
- map_op: &'f F,
-}
-
-impl<'f, P, F, R> Producer for MapProducer<'f, P, F>
-where
- P: Producer,
- F: Fn(P::Item) -> R + Sync,
- R: Send,
-{
- type Item = F::Output;
- type IntoIter = iter::Map<P::IntoIter, &'f F>;
-
- fn into_iter(self) -> Self::IntoIter {
- self.base.into_iter().map(self.map_op)
- }
-
- fn min_len(&self) -> usize {
- self.base.min_len()
- }
- fn max_len(&self) -> usize {
- self.base.max_len()
- }
-
- fn split_at(self, index: usize) -> (Self, Self) {
- let (left, right) = self.base.split_at(index);
- (
- MapProducer {
- base: left,
- map_op: self.map_op,
- },
- MapProducer {
- base: right,
- map_op: self.map_op,
- },
- )
- }
-
- fn fold_with<G>(self, folder: G) -> G
- where
- G: Folder<Self::Item>,
- {
- let folder1 = MapFolder {
- base: folder,
- map_op: self.map_op,
- };
- self.base.fold_with(folder1).base
- }
-}
-
-/// ////////////////////////////////////////////////////////////////////////
-/// Consumer implementation
-
-struct MapConsumer<'f, C, F> {
- base: C,
- map_op: &'f F,
-}
-
-impl<'f, C, F> MapConsumer<'f, C, F> {
- fn new(base: C, map_op: &'f F) -> Self {
- MapConsumer { base, map_op }
- }
-}
-
-impl<'f, T, R, C, F> Consumer<T> for MapConsumer<'f, C, F>
-where
- C: Consumer<F::Output>,
- F: Fn(T) -> R + Sync,
- R: Send,
-{
- type Folder = MapFolder<'f, C::Folder, F>;
- type Reducer = C::Reducer;
- type Result = C::Result;
-
- fn split_at(self, index: usize) -> (Self, Self, Self::Reducer) {
- let (left, right, reducer) = self.base.split_at(index);
- (
- MapConsumer::new(left, self.map_op),
- MapConsumer::new(right, self.map_op),
- reducer,
- )
- }
-
- fn into_folder(self) -> Self::Folder {
- MapFolder {
- base: self.base.into_folder(),
- map_op: self.map_op,
- }
- }
-
- fn full(&self) -> bool {
- self.base.full()
- }
-}
-
-impl<'f, T, R, C, F> UnindexedConsumer<T> for MapConsumer<'f, C, F>
-where
- C: UnindexedConsumer<F::Output>,
- F: Fn(T) -> R + Sync,
- R: Send,
-{
- fn split_off_left(&self) -> Self {
- MapConsumer::new(self.base.split_off_left(), self.map_op)
- }
-
- fn to_reducer(&self) -> Self::Reducer {
- self.base.to_reducer()
- }
-}
-
-struct MapFolder<'f, C, F> {
- base: C,
- map_op: &'f F,
-}
-
-impl<'f, T, R, C, F> Folder<T> for MapFolder<'f, C, F>
-where
- C: Folder<F::Output>,
- F: Fn(T) -> R,
-{
- type Result = C::Result;
-
- fn consume(self, item: T) -> Self {
- let mapped_item = (self.map_op)(item);
- MapFolder {
- base: self.base.consume(mapped_item),
- map_op: self.map_op,
- }
- }
-
- fn consume_iter<I>(mut self, iter: I) -> Self
- where
- I: IntoIterator<Item = T>,
- {
- self.base = self.base.consume_iter(iter.into_iter().map(self.map_op));
- self
- }
-
- fn complete(self) -> C::Result {
- self.base.complete()
- }
-
- fn full(&self) -> bool {
- self.base.full()
- }
-}