pub struct Reduce<ReduceFn> { /* private fields */ }Available on crate feature
std only.Expand description
Reduce with a reduce function.
Implementations§
Source§impl<ReduceFn> Reduce<ReduceFn>
impl<ReduceFn> Reduce<ReduceFn>
Sourcepub const fn new<Item>(reduce_fn: ReduceFn) -> Selfwhere
Self: Accumulator<Item, Item>,
pub const fn new<Item>(reduce_fn: ReduceFn) -> Selfwhere
Self: Accumulator<Item, Item>,
Create a Reduce Accumulator with the given ReduceFn.
Trait Implementations§
Source§impl<ReduceFn, Item> Accumulator<Item, Item> for Reduce<ReduceFn>
impl<ReduceFn, Item> Accumulator<Item, Item> for Reduce<ReduceFn>
Source§fn accumulate<Key>(&mut self, entry: Entry<'_, Key, Item>, item: Item)
fn accumulate<Key>(&mut self, entry: Entry<'_, Key, Item>, item: Item)
Accumulates a value into an either occupied or vacant table entry.
Auto Trait Implementations§
impl<ReduceFn> Freeze for Reduce<ReduceFn>where
ReduceFn: Freeze,
impl<ReduceFn> RefUnwindSafe for Reduce<ReduceFn>where
ReduceFn: RefUnwindSafe,
impl<ReduceFn> Send for Reduce<ReduceFn>where
ReduceFn: Send,
impl<ReduceFn> Sync for Reduce<ReduceFn>where
ReduceFn: Sync,
impl<ReduceFn> Unpin for Reduce<ReduceFn>where
ReduceFn: Unpin,
impl<ReduceFn> UnsafeUnpin for Reduce<ReduceFn>where
ReduceFn: UnsafeUnpin,
impl<ReduceFn> UnwindSafe for Reduce<ReduceFn>where
ReduceFn: UnwindSafe,
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self> ⓘ
fn into_either(self, into_left: bool) -> Either<Self, Self> ⓘ
Converts
self into a Left variant of Either<Self, Self>
if into_left is true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self> ⓘ
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self> ⓘ
Converts
self into a Left variant of Either<Self, Self>
if into_left(&self) returns true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read more