Struct amadeus_core::par_stream::Map

#[must_use]pub struct Map<P, F> { /* fields omitted */ }

Implementations

impl<P, F> Map<P, F>

pub fn new(pipe: P, f: F) -> Self

Constructs a new Map.

Trait Implementations

impl<P: ParallelPipe<Input>, F, R, Input> DistributedPipe<Input> for Map<P, F> where
    F: FnMut<(P::Output,), Output = R> + Clone + Send + 'static, 

type Output = R

type Task = MapTask<P::Task, F>

fn task(&self) -> Self::Task

fn inspect<F>(self, f: F) -> Inspect<Self, F> where
    F: FnMut(&Self::Output) + Clone + ProcessSend + 'static,
    Self: Sized, 

fn update<F>(self, f: F) -> Update<Self, F> where
    F: FnMut(&mut Self::Output) + Clone + ProcessSend + 'static,
    Self: Sized, 

fn map<B, F>(self, f: F) -> Map<Self, F> where
    F: FnMut(Self::Output) -> B + Clone + ProcessSend + 'static,
    Self: Sized, 

fn flat_map<B, F>(self, f: F) -> FlatMap<Self, F> where
    F: FnMut(Self::Output) -> B + Clone + ProcessSend + 'static,
    B: Stream,
    Self: Sized, 

fn filter<F>(self, f: F) -> Filter<Self, F> where
    F: FnMut(&Self::Output) -> bool + Clone + ProcessSend + 'static,
    Self: Sized, 

fn cloned<'a, T>(self) -> Cloned<Self, T, Input> where
    T: Clone + 'a,
    Input: 'a,
    Self: DistributedPipe<&'a Input, Output = &'a T> + Sized, 

fn pipe<S>(self, sink: S) -> Pipe<Self, S> where
    S: DistributedSink<Self::Output>,
    Self: Sized, 

fn fork<A, B, RefAItem>(
    self,
    sink: A,
    sink_ref: B
) -> Fork<Self, A, B, &'static Self::Output> where
    A: DistributedSink<Self::Output>,
    B: for<'a> DistributedSink<&'a Self::Output>,
    Self: Sized, 

fn for_each<F>(self, f: F) -> ForEach<Self, F> where
    F: FnMut(Self::Output) + Clone + ProcessSend + 'static,
    Self: Sized, 

fn fold<ID, F, B>(self, identity: ID, op: F) -> Fold<Self, ID, F, B> where
    ID: FnMut() -> B + Clone + ProcessSend + 'static,
    F: FnMut(B, Either<Self::Output, B>) -> B + Clone + ProcessSend + 'static,
    B: ProcessSend + 'static,
    Self: Sized, 

fn group_by<S, A, B>(self, sink: S) -> GroupBy<Self, S> where
    A: Eq + Hash + ProcessSend + 'static,
    S: DistributedSink<B>,
    <S::Pipe as DistributedPipe<B>>::Task: Clone + ProcessSend + 'static,
    S::ReduceA: 'static,
    S::ReduceC: Clone,
    S::Done: ProcessSend + 'static,
    Self: DistributedPipe<Input, Output = (A, B)> + Sized, 

fn histogram(self) -> Histogram<Self> where
    Self::Output: Hash + Ord + ProcessSend + 'static,
    Self: Sized, 

fn count(self) -> Count<Self> where
    Self: Sized, 

fn sum<B>(self) -> Sum<Self, B> where
    B: Sum<Self::Output> + Sum<B> + ProcessSend + 'static,
    Self: Sized, 

fn combine<F>(self, f: F) -> Combine<Self, F> where
    F: FnMut(Self::Output, Self::Output) -> Self::Output + Clone + ProcessSend + 'static,
    Self::Output: ProcessSend + 'static,
    Self: Sized, 

fn max(self) -> Max<Self> where
    Self::Output: Ord + ProcessSend + 'static,
    Self: Sized, 

fn max_by<F>(self, f: F) -> MaxBy<Self, F> where
    F: FnMut(&Self::Output, &Self::Output) -> Ordering + Clone + ProcessSend + 'static,
    Self::Output: ProcessSend + 'static,
    Self: Sized, 

fn max_by_key<F, B>(self, f: F) -> MaxByKey<Self, F> where
    F: FnMut(&Self::Output) -> B + Clone + ProcessSend + 'static,
    B: Ord + 'static,
    Self::Output: ProcessSend + 'static,
    Self: Sized, 

fn min(self) -> Min<Self> where
    Self::Output: Ord + ProcessSend + 'static,
    Self: Sized, 

fn min_by<F>(self, f: F) -> MinBy<Self, F> where
    F: FnMut(&Self::Output, &Self::Output) -> Ordering + Clone + ProcessSend + 'static,
    Self::Output: ProcessSend + 'static,
    Self: Sized, 

fn min_by_key<F, B>(self, f: F) -> MinByKey<Self, F> where
    F: FnMut(&Self::Output) -> B + Clone + ProcessSend + 'static,
    B: Ord + 'static,
    Self::Output: ProcessSend + 'static,
    Self: Sized, 

fn most_frequent(
    self,
    n: usize,
    probability: f64,
    tolerance: f64
) -> MostFrequent<Self> where
    Self::Output: Hash + Eq + Clone + ProcessSend + 'static,
    Self: Sized, 

fn most_distinct<A, B>(
    self,
    n: usize,
    probability: f64,
    tolerance: f64,
    error_rate: f64
) -> MostDistinct<Self> where
    Self: DistributedPipe<Input, Output = (A, B)> + Sized,
    A: Hash + Eq + Clone + ProcessSend + 'static,
    B: Hash + 'static, 

fn sample_unstable(self, samples: usize) -> SampleUnstable<Self> where
    Self::Output: ProcessSend + 'static,
    Self: Sized, 

fn all<F>(self, f: F) -> All<Self, F> where
    F: FnMut(Self::Output) -> bool + Clone + ProcessSend + 'static,
    Self: Sized, 

fn any<F>(self, f: F) -> Any<Self, F> where
    F: FnMut(Self::Output) -> bool + Clone + ProcessSend + 'static,
    Self: Sized, 

fn collect<B>(self) -> Collect<Self, B> where
    B: FromDistributedStream<Self::Output>,
    Self: Sized, 

impl<P: ParallelStream, F, R> DistributedStream for Map<P, F> where
    F: FnMut<(P::Item,), Output = R> + Clone + Send + 'static, 

type Item = R

type Task = MapTask<P::Task, F>

fn size_hint(&self) -> (usize, Option<usize>)

fn next_task(self: Pin<&mut Self>, cx: &mut Context) -> Poll<Option<Self::Task>>

#[must_use]fn reduce<'life0, 'async_trait, P, B, R1, R2, R3>(
    self,
    pool: &'life0 P,
    reduce_a: R1,
    reduce_b: R2,
    reduce_c: R3
) -> Pin<Box<dyn Future<Output = B> + 'async_trait>> where
    P: ProcessPool,
    R1: ReducerSend<Self::Item> + Clone + ProcessSend + 'static,
    R2: ReducerProcessSend<<R1 as ReducerSend<Self::Item>>::Done> + Clone + ProcessSend + 'static,
    R3: Reducer<<R2 as ReducerProcessSend<<R1 as ReducerSend<Self::Item>>::Done>>::Done, Done = B>,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    B: 'async_trait,
    R1: 'async_trait,
    R2: 'async_trait,
    R3: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn pipe<'life0, 'async_trait, P, DistSink, A>(
    self,
    pool: &'life0 P,
    sink: DistSink
) -> Pin<Box<dyn Future<Output = A> + 'async_trait>> where
    P: ProcessPool,
    DistSink: DistributedSink<Self::Item, Done = A>,
    <DistSink::Pipe as DistributedPipe<Self::Item>>::Task: 'static,
    DistSink::ReduceA: 'static,
    DistSink::ReduceB: 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    DistSink: 'async_trait,
    A: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn fork<'life0, 'async_trait, P, DistSinkA, DistSinkB, A, B>(
    self,
    pool: &'life0 P,
    sink_a: DistSinkA,
    sink_b: DistSinkB
) -> Pin<Box<dyn Future<Output = (A, B)> + 'async_trait>> where
    P: ProcessPool,
    DistSinkA: DistributedSink<Self::Item, Done = A>,
    DistSinkB: for<'a> DistributedSink<&'a Self::Item, Done = B> + 'static,
    <DistSinkA::Pipe as DistributedPipe<Self::Item>>::Task: 'static,
    DistSinkA::ReduceA: 'static,
    DistSinkA::ReduceB: 'static,
    <DistSinkB as DistributedSink<&'static Self::Item>>::ReduceA: 'static,
    <DistSinkB as DistributedSink<&'static Self::Item>>::ReduceB: 'static,
    <<DistSinkB as DistributedSink<&'static Self::Item>>::Pipe as DistributedPipe<&'static Self::Item>>::Task: 'static,
    Self::Item: 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    DistSinkA: 'async_trait,
    DistSinkB: 'async_trait,
    A: 'async_trait,
    B: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn group_by<'life0, 'async_trait, P, S, A, B>(
    self,
    pool: &'life0 P,
    sink: S
) -> Pin<Box<dyn Future<Output = IndexMap<A, S::Done>> + 'async_trait>> where
    P: ProcessPool,
    A: Eq + Hash + ProcessSend + 'static,
    B: 'static,
    S: DistributedSink<B>,
    <S::Pipe as DistributedPipe<B>>::Task: Clone + ProcessSend + 'static,
    S::ReduceA: 'static,
    S::ReduceB: 'static,
    S::ReduceC: Clone,
    S::Done: ProcessSend + 'static,
    Self::Task: 'static,
    Self: DistributedStream<Item = (A, B)> + Sized,
    P: 'async_trait,
    S: 'async_trait,
    A: 'async_trait,
    B: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn collect<'life0, 'async_trait, P, B>(
    self,
    pool: &'life0 P
) -> Pin<Box<dyn Future<Output = B> + 'async_trait>> where
    P: ProcessPool,
    B: FromDistributedStream<Self::Item>,
    B::ReduceA: ProcessSend + 'static,
    B::ReduceB: ProcessSend + 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    B: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

fn inspect<F>(self, f: F) -> Inspect<Self, F> where
    F: FnMut(&Self::Item) + Clone + ProcessSend + 'static,
    Self: Sized, 

fn update<F>(self, f: F) -> Update<Self, F> where
    F: FnMut(&mut Self::Item) + Clone + ProcessSend + 'static,
    Self: Sized, 

fn map<B, F>(self, f: F) -> Map<Self, F> where
    F: FnMut(Self::Item) -> B + Clone + ProcessSend + 'static,
    Self: Sized, 

fn flat_map<B, F>(self, f: F) -> FlatMap<Self, F> where
    F: FnMut(Self::Item) -> B + Clone + ProcessSend + 'static,
    B: Stream,
    Self: Sized, 

fn filter<F>(self, f: F) -> Filter<Self, F> where
    F: FnMut(&Self::Item) -> bool + Clone + ProcessSend + 'static,
    Self: Sized, 

fn chain<C>(self, chain: C) -> Chain<Self, C::DistStream> where
    C: IntoDistributedStream<Item = Self::Item>,
    Self: Sized, 

#[must_use]fn for_each<'life0, 'async_trait, P, F>(
    self,
    pool: &'life0 P,
    f: F
) -> Pin<Box<dyn Future<Output = ()> + 'async_trait>> where
    P: ProcessPool,
    F: FnMut(Self::Item) + Clone + ProcessSend + 'static,
    Self::Item: 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    F: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn fold<'life0, 'async_trait, P, ID, F, B>(
    self,
    pool: &'life0 P,
    identity: ID,
    op: F
) -> Pin<Box<dyn Future<Output = B> + 'async_trait>> where
    P: ProcessPool,
    ID: FnMut() -> B + Clone + ProcessSend + 'static,
    F: FnMut(B, Either<Self::Item, B>) -> B + Clone + ProcessSend + 'static,
    B: ProcessSend + 'static,
    Self::Item: 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    ID: 'async_trait,
    F: 'async_trait,
    B: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn histogram<'life0, 'async_trait, P>(
    self,
    pool: &'life0 P
) -> Pin<Box<dyn Future<Output = Vec<(Self::Item, usize)>> + 'async_trait>> where
    P: ProcessPool,
    Self::Item: Hash + Ord + ProcessSend + 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn count<'life0, 'async_trait, P>(
    self,
    pool: &'life0 P
) -> Pin<Box<dyn Future<Output = usize> + 'async_trait>> where
    P: ProcessPool,
    Self::Item: 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn sum<'life0, 'async_trait, P, S>(
    self,
    pool: &'life0 P
) -> Pin<Box<dyn Future<Output = S> + 'async_trait>> where
    P: ProcessPool,
    S: Sum<Self::Item> + Sum<S> + ProcessSend + 'static,
    Self::Item: 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    S: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn combine<'life0, 'async_trait, P, F>(
    self,
    pool: &'life0 P,
    f: F
) -> Pin<Box<dyn Future<Output = Option<Self::Item>> + 'async_trait>> where
    P: ProcessPool,
    F: FnMut(Self::Item, Self::Item) -> Self::Item + Clone + ProcessSend + 'static,
    Self::Item: ProcessSend + 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    F: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn max<'life0, 'async_trait, P>(
    self,
    pool: &'life0 P
) -> Pin<Box<dyn Future<Output = Option<Self::Item>> + 'async_trait>> where
    P: ProcessPool,
    Self::Item: Ord + ProcessSend + 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn max_by<'life0, 'async_trait, P, F>(
    self,
    pool: &'life0 P,
    f: F
) -> Pin<Box<dyn Future<Output = Option<Self::Item>> + 'async_trait>> where
    P: ProcessPool,
    F: FnMut(&Self::Item, &Self::Item) -> Ordering + Clone + ProcessSend + 'static,
    Self::Item: ProcessSend + 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    F: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn max_by_key<'life0, 'async_trait, P, F, B>(
    self,
    pool: &'life0 P,
    f: F
) -> Pin<Box<dyn Future<Output = Option<Self::Item>> + 'async_trait>> where
    P: ProcessPool,
    F: FnMut(&Self::Item) -> B + Clone + ProcessSend + 'static,
    B: Ord + 'static,
    Self::Item: ProcessSend + 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    F: 'async_trait,
    B: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn min<'life0, 'async_trait, P>(
    self,
    pool: &'life0 P
) -> Pin<Box<dyn Future<Output = Option<Self::Item>> + 'async_trait>> where
    P: ProcessPool,
    Self::Item: Ord + ProcessSend + 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn min_by<'life0, 'async_trait, P, F>(
    self,
    pool: &'life0 P,
    f: F
) -> Pin<Box<dyn Future<Output = Option<Self::Item>> + 'async_trait>> where
    P: ProcessPool,
    F: FnMut(&Self::Item, &Self::Item) -> Ordering + Clone + ProcessSend + 'static,
    Self::Item: ProcessSend + 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    F: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn min_by_key<'life0, 'async_trait, P, F, B>(
    self,
    pool: &'life0 P,
    f: F
) -> Pin<Box<dyn Future<Output = Option<Self::Item>> + 'async_trait>> where
    P: ProcessPool,
    F: FnMut(&Self::Item) -> B + Clone + ProcessSend + 'static,
    B: Ord + 'static,
    Self::Item: ProcessSend + 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    F: 'async_trait,
    B: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn most_frequent<'life0, 'async_trait, P>(
    self,
    pool: &'life0 P,
    n: usize,
    probability: f64,
    tolerance: f64
) -> Pin<Box<dyn Future<Output = Top<Self::Item, usize>> + 'async_trait>> where
    P: ProcessPool,
    Self::Item: Hash + Eq + Clone + ProcessSend + 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn most_distinct<'life0, 'async_trait, P, A, B>(
    self,
    pool: &'life0 P,
    n: usize,
    probability: f64,
    tolerance: f64,
    error_rate: f64
) -> Pin<Box<dyn Future<Output = Top<A, HyperLogLogMagnitude<B>>> + 'async_trait>> where
    P: ProcessPool,
    Self: DistributedStream<Item = (A, B)> + Sized,
    A: Hash + Eq + Clone + ProcessSend + 'static,
    B: Hash + 'static,
    Self::Task: 'static,
    P: 'async_trait,
    A: 'async_trait,
    B: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn sample_unstable<'life0, 'async_trait, P>(
    self,
    pool: &'life0 P,
    samples: usize
) -> Pin<Box<dyn Future<Output = SampleUnstable<Self::Item>> + 'async_trait>> where
    P: ProcessPool,
    Self::Item: ProcessSend + 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn all<'life0, 'async_trait, P, F>(
    self,
    pool: &'life0 P,
    f: F
) -> Pin<Box<dyn Future<Output = bool> + 'async_trait>> where
    P: ProcessPool,
    F: FnMut(Self::Item) -> bool + Clone + ProcessSend + 'static,
    Self::Item: 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    F: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn any<'life0, 'async_trait, P, F>(
    self,
    pool: &'life0 P,
    f: F
) -> Pin<Box<dyn Future<Output = bool> + 'async_trait>> where
    P: ProcessPool,
    F: FnMut(Self::Item) -> bool + Clone + ProcessSend + 'static,
    Self::Item: 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    F: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

impl<P: ParallelPipe<Input>, F, R, Input> ParallelPipe<Input> for Map<P, F> where
    F: FnMut<(P::Output,), Output = R> + Clone + Send + 'static, 

type Output = R

type Task = MapTask<P::Task, F>

fn task(&self) -> Self::Task

fn inspect<F>(self, f: F) -> Inspect<Self, F> where
    F: FnMut(&Self::Output) + Clone + Send + 'static,
    Self: Sized, 

fn update<F>(self, f: F) -> Update<Self, F> where
    F: FnMut(&mut Self::Output) + Clone + Send + 'static,
    Self: Sized, 

fn map<B, F>(self, f: F) -> Map<Self, F> where
    F: FnMut(Self::Output) -> B + Clone + Send + 'static,
    Self: Sized, 

fn flat_map<B, F>(self, f: F) -> FlatMap<Self, F> where
    F: FnMut(Self::Output) -> B + Clone + Send + 'static,
    B: Stream,
    Self: Sized, 

fn filter<F>(self, f: F) -> Filter<Self, F> where
    F: FnMut(&Self::Output) -> bool + Clone + Send + 'static,
    Self: Sized, 

fn cloned<'a, T>(self) -> Cloned<Self, T, Input> where
    T: Clone + 'a,
    Input: 'a,
    Self: ParallelPipe<&'a Input, Output = &'a T> + Sized, 

fn pipe<S>(self, sink: S) -> Pipe<Self, S> where
    S: ParallelSink<Self::Output>,
    Self: Sized, 

fn fork<A, B, RefAItem>(
    self,
    sink: A,
    sink_ref: B
) -> Fork<Self, A, B, &'static Self::Output> where
    A: ParallelSink<Self::Output>,
    B: for<'a> ParallelSink<&'a Self::Output>,
    Self: Sized, 

fn for_each<F>(self, f: F) -> ForEach<Self, F> where
    F: FnMut(Self::Output) + Clone + Send + 'static,
    Self: Sized, 

fn fold<ID, F, B>(self, identity: ID, op: F) -> Fold<Self, ID, F, B> where
    ID: FnMut() -> B + Clone + Send + 'static,
    F: FnMut(B, Either<Self::Output, B>) -> B + Clone + Send + 'static,
    B: Send + 'static,
    Self: Sized, 

fn group_by<S, A, B>(self, sink: S) -> GroupBy<Self, S> where
    A: Eq + Hash + Send + 'static,
    S: ParallelSink<B>,
    <S::Pipe as ParallelPipe<B>>::Task: Clone + Send + 'static,
    S::ReduceA: 'static,
    S::ReduceC: Clone,
    S::Done: Send + 'static,
    Self: ParallelPipe<Input, Output = (A, B)> + Sized, 

fn histogram(self) -> Histogram<Self> where
    Self::Output: Hash + Ord + Send + 'static,
    Self: Sized, 

fn count(self) -> Count<Self> where
    Self: Sized, 

fn sum<B>(self) -> Sum<Self, B> where
    B: Sum<Self::Output> + Sum<B> + Send + 'static,
    Self: Sized, 

fn combine<F>(self, f: F) -> Combine<Self, F> where
    F: FnMut(Self::Output, Self::Output) -> Self::Output + Clone + Send + 'static,
    Self::Output: Send + 'static,
    Self: Sized, 

fn max(self) -> Max<Self> where
    Self::Output: Ord + Send + 'static,
    Self: Sized, 

fn max_by<F>(self, f: F) -> MaxBy<Self, F> where
    F: FnMut(&Self::Output, &Self::Output) -> Ordering + Clone + Send + 'static,
    Self::Output: Send + 'static,
    Self: Sized, 

fn max_by_key<F, B>(self, f: F) -> MaxByKey<Self, F> where
    F: FnMut(&Self::Output) -> B + Clone + Send + 'static,
    B: Ord + 'static,
    Self::Output: Send + 'static,
    Self: Sized, 

fn min(self) -> Min<Self> where
    Self::Output: Ord + Send + 'static,
    Self: Sized, 

fn min_by<F>(self, f: F) -> MinBy<Self, F> where
    F: FnMut(&Self::Output, &Self::Output) -> Ordering + Clone + Send + 'static,
    Self::Output: Send + 'static,
    Self: Sized, 

fn min_by_key<F, B>(self, f: F) -> MinByKey<Self, F> where
    F: FnMut(&Self::Output) -> B + Clone + Send + 'static,
    B: Ord + 'static,
    Self::Output: Send + 'static,
    Self: Sized, 

fn most_frequent(
    self,
    n: usize,
    probability: f64,
    tolerance: f64
) -> MostFrequent<Self> where
    Self::Output: Hash + Eq + Clone + Send + 'static,
    Self: Sized, 

fn most_distinct<A, B>(
    self,
    n: usize,
    probability: f64,
    tolerance: f64,
    error_rate: f64
) -> MostDistinct<Self> where
    Self: ParallelPipe<Input, Output = (A, B)> + Sized,
    A: Hash + Eq + Clone + Send + 'static,
    B: Hash + 'static, 

fn sample_unstable(self, samples: usize) -> SampleUnstable<Self> where
    Self::Output: Send + 'static,
    Self: Sized, 

fn all<F>(self, f: F) -> All<Self, F> where
    F: FnMut(Self::Output) -> bool + Clone + Send + 'static,
    Self: Sized, 

fn any<F>(self, f: F) -> Any<Self, F> where
    F: FnMut(Self::Output) -> bool + Clone + Send + 'static,
    Self: Sized, 

fn collect<B>(self) -> Collect<Self, B> where
    B: FromParallelStream<Self::Output>,
    Self: Sized, 

impl<P: ParallelStream, F, R> ParallelStream for Map<P, F> where
    F: FnMut<(P::Item,), Output = R> + Clone + Send + 'static, 

type Item = R

type Task = MapTask<P::Task, F>

fn size_hint(&self) -> (usize, Option<usize>)

fn next_task(self: Pin<&mut Self>, cx: &mut Context) -> Poll<Option<Self::Task>>

#[must_use]fn reduce<'life0, 'async_trait, P, B, R1, R3>(
    self,
    pool: &'life0 P,
    reduce_a: R1,
    reduce_c: R3
) -> Pin<Box<dyn Future<Output = B> + 'async_trait>> where
    P: ThreadPool,
    R1: ReducerSend<Self::Item> + Clone + Send + 'static,
    R3: Reducer<<R1 as ReducerSend<Self::Item>>::Done, Done = B>,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    B: 'async_trait,
    R1: 'async_trait,
    R3: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn pipe<'life0, 'async_trait, P, ParSink, A>(
    self,
    pool: &'life0 P,
    sink: ParSink
) -> Pin<Box<dyn Future<Output = A> + 'async_trait>> where
    P: ThreadPool,
    ParSink: ParallelSink<Self::Item, Done = A>,
    <ParSink::Pipe as ParallelPipe<Self::Item>>::Task: 'static,
    ParSink::ReduceA: 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    ParSink: 'async_trait,
    A: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn fork<'life0, 'async_trait, P, ParSinkA, ParSinkB, A, B>(
    self,
    pool: &'life0 P,
    sink_a: ParSinkA,
    sink_b: ParSinkB
) -> Pin<Box<dyn Future<Output = (A, B)> + 'async_trait>> where
    P: ThreadPool,
    ParSinkA: ParallelSink<Self::Item, Done = A>,
    ParSinkB: for<'a> ParallelSink<&'a Self::Item, Done = B> + 'static,
    <ParSinkA::Pipe as ParallelPipe<Self::Item>>::Task: 'static,
    ParSinkA::ReduceA: 'static,
    <ParSinkB as ParallelSink<&'static Self::Item>>::ReduceA: 'static,
    <<ParSinkB as ParallelSink<&'static Self::Item>>::Pipe as ParallelPipe<&'static Self::Item>>::Task: 'static,
    Self::Item: 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    ParSinkA: 'async_trait,
    ParSinkB: 'async_trait,
    A: 'async_trait,
    B: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn group_by<'life0, 'async_trait, P, S, A, B>(
    self,
    pool: &'life0 P,
    sink: S
) -> Pin<Box<dyn Future<Output = IndexMap<A, S::Done>> + 'async_trait>> where
    P: ThreadPool,
    A: Eq + Hash + Send + 'static,
    B: 'static,
    S: ParallelSink<B>,
    <S::Pipe as ParallelPipe<B>>::Task: Clone + Send + 'static,
    S::ReduceA: 'static,
    S::ReduceC: Clone,
    S::Done: Send + 'static,
    Self::Task: 'static,
    Self: ParallelStream<Item = (A, B)> + Sized,
    P: 'async_trait,
    S: 'async_trait,
    A: 'async_trait,
    B: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn collect<'life0, 'async_trait, P, B>(
    self,
    pool: &'life0 P
) -> Pin<Box<dyn Future<Output = B> + 'async_trait>> where
    P: ThreadPool,
    B: FromParallelStream<Self::Item>,
    B::ReduceA: Send + 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    B: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

fn inspect<F>(self, f: F) -> Inspect<Self, F> where
    F: FnMut(&Self::Item) + Clone + Send + 'static,
    Self: Sized, 

fn update<F>(self, f: F) -> Update<Self, F> where
    F: FnMut(&mut Self::Item) + Clone + Send + 'static,
    Self: Sized, 

fn map<B, F>(self, f: F) -> Map<Self, F> where
    F: FnMut(Self::Item) -> B + Clone + Send + 'static,
    Self: Sized, 

fn flat_map<B, F>(self, f: F) -> FlatMap<Self, F> where
    F: FnMut(Self::Item) -> B + Clone + Send + 'static,
    B: Stream,
    Self: Sized, 

fn filter<F>(self, f: F) -> Filter<Self, F> where
    F: FnMut(&Self::Item) -> bool + Clone + Send + 'static,
    Self: Sized, 

fn chain<C>(self, chain: C) -> Chain<Self, C::ParStream> where
    C: IntoParallelStream<Item = Self::Item>,
    Self: Sized, 

#[must_use]fn for_each<'life0, 'async_trait, P, F>(
    self,
    pool: &'life0 P,
    f: F
) -> Pin<Box<dyn Future<Output = ()> + 'async_trait>> where
    P: ThreadPool,
    F: FnMut(Self::Item) + Clone + Send + 'static,
    Self::Item: 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    F: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn fold<'life0, 'async_trait, P, ID, F, B>(
    self,
    pool: &'life0 P,
    identity: ID,
    op: F
) -> Pin<Box<dyn Future<Output = B> + 'async_trait>> where
    P: ThreadPool,
    ID: FnMut() -> B + Clone + Send + 'static,
    F: FnMut(B, Either<Self::Item, B>) -> B + Clone + Send + 'static,
    B: Send + 'static,
    Self::Item: 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    ID: 'async_trait,
    F: 'async_trait,
    B: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn histogram<'life0, 'async_trait, P>(
    self,
    pool: &'life0 P
) -> Pin<Box<dyn Future<Output = Vec<(Self::Item, usize)>> + 'async_trait>> where
    P: ThreadPool,
    Self::Item: Hash + Ord + Send + 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn count<'life0, 'async_trait, P>(
    self,
    pool: &'life0 P
) -> Pin<Box<dyn Future<Output = usize> + 'async_trait>> where
    P: ThreadPool,
    Self::Item: 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn sum<'life0, 'async_trait, P, S>(
    self,
    pool: &'life0 P
) -> Pin<Box<dyn Future<Output = S> + 'async_trait>> where
    P: ThreadPool,
    S: Sum<Self::Item> + Sum<S> + Send + 'static,
    Self::Item: 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    S: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn combine<'life0, 'async_trait, P, F>(
    self,
    pool: &'life0 P,
    f: F
) -> Pin<Box<dyn Future<Output = Option<Self::Item>> + 'async_trait>> where
    P: ThreadPool,
    F: FnMut(Self::Item, Self::Item) -> Self::Item + Clone + Send + 'static,
    Self::Item: Send + 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    F: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn max<'life0, 'async_trait, P>(
    self,
    pool: &'life0 P
) -> Pin<Box<dyn Future<Output = Option<Self::Item>> + 'async_trait>> where
    P: ThreadPool,
    Self::Item: Ord + Send + 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn max_by<'life0, 'async_trait, P, F>(
    self,
    pool: &'life0 P,
    f: F
) -> Pin<Box<dyn Future<Output = Option<Self::Item>> + 'async_trait>> where
    P: ThreadPool,
    F: FnMut(&Self::Item, &Self::Item) -> Ordering + Clone + Send + 'static,
    Self::Item: Send + 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    F: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn max_by_key<'life0, 'async_trait, P, F, B>(
    self,
    pool: &'life0 P,
    f: F
) -> Pin<Box<dyn Future<Output = Option<Self::Item>> + 'async_trait>> where
    P: ThreadPool,
    F: FnMut(&Self::Item) -> B + Clone + Send + 'static,
    B: Ord + 'static,
    Self::Item: Send + 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    F: 'async_trait,
    B: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn min<'life0, 'async_trait, P>(
    self,
    pool: &'life0 P
) -> Pin<Box<dyn Future<Output = Option<Self::Item>> + 'async_trait>> where
    P: ThreadPool,
    Self::Item: Ord + Send + 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn min_by<'life0, 'async_trait, P, F>(
    self,
    pool: &'life0 P,
    f: F
) -> Pin<Box<dyn Future<Output = Option<Self::Item>> + 'async_trait>> where
    P: ThreadPool,
    F: FnMut(&Self::Item, &Self::Item) -> Ordering + Clone + Send + 'static,
    Self::Item: Send + 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    F: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn min_by_key<'life0, 'async_trait, P, F, B>(
    self,
    pool: &'life0 P,
    f: F
) -> Pin<Box<dyn Future<Output = Option<Self::Item>> + 'async_trait>> where
    P: ThreadPool,
    F: FnMut(&Self::Item) -> B + Clone + Send + 'static,
    B: Ord + 'static,
    Self::Item: Send + 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    F: 'async_trait,
    B: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn most_frequent<'life0, 'async_trait, P>(
    self,
    pool: &'life0 P,
    n: usize,
    probability: f64,
    tolerance: f64
) -> Pin<Box<dyn Future<Output = Top<Self::Item, usize>> + 'async_trait>> where
    P: ThreadPool,
    Self::Item: Hash + Eq + Clone + Send + 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn most_distinct<'life0, 'async_trait, P, A, B>(
    self,
    pool: &'life0 P,
    n: usize,
    probability: f64,
    tolerance: f64,
    error_rate: f64
) -> Pin<Box<dyn Future<Output = Top<A, HyperLogLogMagnitude<B>>> + 'async_trait>> where
    P: ThreadPool,
    Self: ParallelStream<Item = (A, B)> + Sized,
    A: Hash + Eq + Clone + Send + 'static,
    B: Hash + 'static,
    Self::Task: 'static,
    P: 'async_trait,
    A: 'async_trait,
    B: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn sample_unstable<'life0, 'async_trait, P>(
    self,
    pool: &'life0 P,
    samples: usize
) -> Pin<Box<dyn Future<Output = SampleUnstable<Self::Item>> + 'async_trait>> where
    P: ThreadPool,
    Self::Item: Send + 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn all<'life0, 'async_trait, P, F>(
    self,
    pool: &'life0 P,
    f: F
) -> Pin<Box<dyn Future<Output = bool> + 'async_trait>> where
    P: ThreadPool,
    F: FnMut(Self::Item) -> bool + Clone + Send + 'static,
    Self::Item: 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    F: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

#[must_use]fn any<'life0, 'async_trait, P, F>(
    self,
    pool: &'life0 P,
    f: F
) -> Pin<Box<dyn Future<Output = bool> + 'async_trait>> where
    P: ThreadPool,
    F: FnMut(Self::Item) -> bool + Clone + Send + 'static,
    Self::Item: 'static,
    Self::Task: 'static,
    Self: Sized,
    P: 'async_trait,
    F: 'async_trait,
    'life0: 'async_trait,
    Self: 'async_trait, 

impl<P, F> PinnedDrop for Map<P, F>

unsafe fn drop(self: Pin<&mut Self>)

impl<'pin, P, F> Unpin for Map<P, F> where
    __Map<'pin, P, F>: Unpin, 

impl<P, F> UnsafeUnpin for Map<P, F>