Struct ExampleIdSeqUsize Copy item path

impl ExampleIdSeqUsize

pub fn new() -> Option<Self> ⓘ

Generates some unique ExampleIdSeqUsize ID.

Alias of new_balanced.

Returns None on overflow.

pub fn new_unchecked() -> Self

Generates some unique ExampleIdSeqUsize ID.

Alias of new_balanced_unchecked.

§Panics

Panics on overflow.

pub fn new_strong() -> Option<Self> ⓘ

Generates some unique ExampleIdSeqUsize ID with SeqCst ordering.

Ensures the strongest memory consistency across all threads, even at the cost of performance.

Returns None on overflow.

pub fn new_strong_unchecked() -> Self

Generates a unique ExampleIdSeqUsize ID with SeqCst ordering.

Ensures the strongest memory consistency across all threads, even at the cost of performance.

§Panics

Panics on overflow.

pub fn new_balanced() -> Option<Self> ⓘ

Generates some unique ExampleIdSeqUsize ID with AcqRel ordering.

Balances performance and memory safety, ensuring consistent visibility across threads.

Returns None on overflow.

pub fn new_balanced_unchecked() -> Self

Generates a unique ExampleIdSeqUsize ID with AcqRel ordering.

Balances performance and memory safety, ensuring consistent visibility across threads.

§Panics

Panics on overflow.

pub fn new_fast() -> Option<Self> ⓘ

Generates some unique ExampleIdSeqUsize ID with Relaxed ordering.

Offers maximum performance in low-contention scenarios where memory ordering is not a concern.

Returns None on overflow.

pub fn new_fast_unchecked() -> Self

Generates a unique ExampleIdSeqUsize ID with Relaxed ordering.

Offers maximum performance in low-contention scenarios where memory ordering is not a concern.

§Panics

Panics on overflow.

pub fn iter_strong() -> impl Iterator<Item = ExampleIdSeqUsize>

Iterator over generated IDs with SeqCst ordering.

Ensures the strongest memory consistency across all threads, even at the cost of performance.

pub fn iter_strong_unchecked() -> impl Iterator<Item = ExampleIdSeqUsize>

Iterator over generated IDs with SeqCst ordering.

Ensures the strongest memory consistency across all threads, even at the cost of performance.

§Panics

Panics on overflow.

pub fn iter_balanced() -> impl Iterator<Item = ExampleIdSeqUsize>

Iterator over generated IDs with AcqRel ordering.

Balances performance and memory safety, ensuring consistent visibility across threads.

pub fn iter_balanced_unchecked() -> impl Iterator<Item = ExampleIdSeqUsize>

Iterator over generated IDs with AcqRel ordering.

Balances performance and memory safety, ensuring consistent visibility across threads.

§Panics

Panics on overflow.

pub fn iter_fast() -> impl Iterator<Item = ExampleIdSeqUsize>

Iterator over generated IDs with Relaxed ordering.

Offers maximum performance in low-contention scenarios where memory ordering is not a concern.

pub fn iter_fast_unchecked() -> impl Iterator<Item = ExampleIdSeqUsize>

Iterator over generated IDs with Relaxed ordering.

Offers maximum performance in low-contention scenarios where memory ordering is not a concern.

§Panics

Panics on overflow.

pub fn value(&self) -> usize

Returns the underlying unique ID value as a usize.

The value is guaranteed to be a valid sequential identifier, from usize::MIN to usize::MAX.

pub fn generated_ids() -> usize

Returns the number of IDs generated so far.

Alias of generated_ids_balanced.

pub fn generated_ids_strong() -> usize

Returns the number of IDs generated so far with SeqCst ordering.

Ensures the strongest memory consistency across all threads, even at the cost of performance.

pub fn generated_ids_balanced() -> usize

Returns the number of IDs generated so far with Acquire ordering.

Balances performance and memory safety, ensuring consistent visibility across threads.

pub fn generated_ids_fast() -> usize

Returns the number of IDs generated so far with Relaxed ordering.

Offers maximum performance in low-contention scenarios where memory ordering is not a concern.

pub fn remaining_ids() -> usize

Returns the number of remaining IDs.

Alias of remaining_ids_balanced.

pub fn remaining_ids_strong() -> usize

Returns the number of remaining IDs with SeqCst ordering.

Ensures the strongest memory consistency across all threads, even at the cost of performance.

pub fn remaining_ids_balanced() -> usize

Returns the number of remaining IDs with Acquire ordering.

Balances performance and memory safety, ensuring consistent visibility across threads.

pub fn remaining_ids_fast() -> usize

Returns the number of remaining IDs with Relaxed ordering.

Offers maximum performance in low-contention scenarios where memory ordering is not a concern.

Trait Implementations§

impl Debug for ExampleIdSeqUsize

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

Formats the value using the given formatter. Read more

impl From<ExampleIdSeqUsize> for usize

fn from(from: ExampleIdSeqUsize) -> usize

Converts to this type from the input type.

impl Hash for ExampleIdSeqUsize

fn hash<H: Hasher>(&self, state: &mut H)

Feeds this value into the given Hasher. Read more

1.3.0 · Source§

fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more

impl Ord for ExampleIdSeqUsize

fn cmp(&self, other: &Self) -> Ordering

This method returns an Ordering between self and other. Read more

1.21.0 · Source§

fn max(self, other: Self) -> Self
where Self: Sized,

Compares and returns the maximum of two values. Read more

1.21.0 · Source§

fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more

1.50.0 · Source§

fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized,

Restrict a value to a certain interval. Read more

impl PartialEq for ExampleIdSeqUsize

fn eq(&self, other: &Self) -> bool

Tests for self and other values to be equal, and is used by ==.

1.0.0 · Source§

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl PartialOrd for ExampleIdSeqUsize

fn partial_cmp(&self, other: &Self) -> Option<Ordering> ⓘ

This method returns an ordering between self and other values if one exists. Read more

1.0.0 · Source§

fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator. Read more

1.0.0 · Source§

fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator. Read more

1.0.0 · Source§

fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator. Read more

1.0.0 · Source§

fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator. Read more

impl Eq for ExampleIdSeqUsize

Auto Trait Implementations§

impl UnwindSafe for ExampleIdSeqUsize

Blanket Implementations§

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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where T: ?Sized,

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Mutably borrows from an owned value. Read more

impl<T> ByteSized for T

const BYTE_ALIGN: usize = _

The alignment of this type in bytes.

const BYTE_SIZE: usize = _

The size of this type in bytes.

fn byte_align(&self) -> usize

Returns the alignment of this type in bytes.

fn byte_size(&self) -> usize

Returns the size of this type in bytes. Read more

fn ptr_size_ratio(&self) -> [usize; 2]

Returns the size ratio between Ptr::BYTES and BYTE_SIZE. Read more

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where T: ?Sized,

fn chain<F>(self, f: F) -> R
where F: FnOnce(Self) -> R, Self: Sized,

Chain a function which takes the parameter by value.

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where F: FnOnce(&Self) -> R,

Chain a function which takes the parameter by shared reference.

fn chain_mut<F>(&mut self, f: F) -> R
where F: FnOnce(&mut Self) -> R,

Chain a function which takes the parameter by exclusive reference.

impl<Q, K> Comparable<K> for Q
where Q: Ord + ?Sized, K: Borrow<Q> + ?Sized,

fn compare(&self, key: &K) -> Ordering

Compare self to key and return their ordering.

impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.

impl<T> ExtAny for T
where T: Any + ?Sized,

fn type_id() -> TypeId

Returns the TypeId of Self. Read more

fn type_of(&self) -> TypeId

Returns the TypeId of self. Read more

fn type_name(&self) -> &'static str ⓘ

Returns the type name of self. Read more

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Returns true if Self is of type T. Read more

fn type_hash(&self) -> u64

Returns a deterministic hash of the TypeId of Self.

fn type_hash_with<H: Hasher>(&self, hasher: H) -> u64

Returns a deterministic hash of the TypeId of Self using a custom hasher.

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where Self: Sized,

Upcasts &self as &dyn Any. Read more

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where Self: Sized,

Upcasts &mut self as &mut dyn Any. Read more

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where Self: Sized,

Upcasts Box<self> as Box<dyn Any>. Read more

fn downcast_ref<T: 'static>(&self) -> Option<&T> ⓘ

Available on crate feature unsafe_layout only.

Returns some shared reference to the inner value if it is of type T. Read more

fn downcast_mut<T: 'static>(&mut self) -> Option<&mut T> ⓘ

Available on crate feature unsafe_layout only.

Returns some exclusive reference to the inner value if it is of type T. Read more

impl<T> ExtMem for T
where T: ?Sized,

const NEEDS_DROP: bool = _

Know whether dropping values of this type matters, in compile-time.

fn mem_align_of<T>() -> usize

Returns the minimum alignment of the type in bytes. Read more

fn mem_align_of_val(&self) -> usize

Returns the alignment of the pointed-to value in bytes. Read more

fn mem_size_of<T>() -> usize

Returns the size of a type in bytes. Read more

fn mem_size_of_val(&self) -> usize

Returns the size of the pointed-to value in bytes. Read more

fn mem_copy(&self) -> Self
where Self: Copy,

Bitwise-copies a value. Read more

fn mem_needs_drop(&self) -> bool

Returns true if dropping values of this type matters. Read more

fn mem_drop(self)
where Self: Sized,

Drops self by running its destructor. Read more

fn mem_forget(self)
where Self: Sized,

Forgets about self without running its destructor. Read more

fn mem_replace(&mut self, other: Self) -> Self
where Self: Sized,

Replaces self with other, returning the previous value of self. Read more

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where Self: Default,

Replaces self with its default value, returning the previous value of self. Read more

fn mem_swap(&mut self, other: &mut Self)
where Self: Sized,

Swaps the value of self and other without deinitializing either one. Read more

unsafe fn mem_zeroed<T>() -> T

Available on crate feature unsafe_layout only.

Returns the value of type T represented by the all-zero byte-pattern. Read more

unsafe fn mem_transmute_copy<Src, Dst>(src: &Src) -> Dst

Available on crate feature unsafe_layout only.

Returns the value of type T represented by the all-zero byte-pattern. Read more

fn mem_as_bytes(&self) -> &[u8] ⓘ
where Self: Sync + Unpin,

Available on crate feature unsafe_slice only.

View a Sync + Unpin self as &[u8]. Read more

fn mem_as_bytes_mut(&mut self) -> &mut [u8] ⓘ
where Self: Sync + Unpin,

Available on crate feature unsafe_slice only.

View a Sync + Unpin self as &mut [u8]. Read more

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Returns the argument unchanged.

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fn hook_ref<F>(self, f: F) -> Self
where F: FnOnce(&Self),

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where F: FnOnce(&mut Self),

Applies a function which takes the parameter by exclusive reference, and then returns the (possibly) modified owned value. Read more

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where U: From<T>,

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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