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IdSet

Struct IdSet 

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pub struct IdSet {
    low_bits: u64,
    high_ids: Vec<usize>,
}
Expand description

A set of IDs (e.g., CPU IDs, task IDs)

Efficiently stores sets of IDs using bitmaps for small IDs and fallback vectors for sparse large IDs.

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§low_bits: u64

Bitmap for IDs 0-63

§high_ids: Vec<usize>

Vector for IDs >= 64

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impl IdSet

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pub const fn new() -> Self

Creates a new empty ID set

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pub fn all(max: usize) -> Self

Creates an ID set containing all IDs from 0 to max

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pub fn insert(&mut self, id: usize)

Inserts an ID into the set

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pub fn remove(&mut self, id: usize)

Removes an ID from the set

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pub fn contains(&self, id: usize) -> bool

Checks if an ID is in the set

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pub fn is_empty(&self) -> bool

Returns true if the set is empty

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pub fn len(&self) -> usize

Returns the number of IDs in the set

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pub fn clear(&mut self)

Clears the set

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pub fn iter(&self) -> IdSetIter<'_>

Returns an iterator over the IDs in the set

Trait Implementations§

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impl Clone for IdSet

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fn clone(&self) -> IdSet

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for IdSet

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Default for IdSet

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fn default() -> Self

Builds a default instance.

Auto Trait Implementations§

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impl Freeze for IdSet

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impl RefUnwindSafe for IdSet

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impl Send for IdSet

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impl Sync for IdSet

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impl Unpin for IdSet

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impl UnsafeUnpin for IdSet

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impl UnwindSafe for IdSet

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

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impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoEither for T

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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 more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

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
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impl<T> Read<Exclusive, BecauseExclusive> for T
where T: ?Sized,

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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.