pub struct IncQueuePositionId(/* private fields */);
Expand description

Queue position number

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impl IncQueuePositionId

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pub fn new(x: u64) -> Self

Construct a new value from a u64.

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pub fn u64(self) -> u64

The underlying u64 representation.

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pub fn next(self) -> Self

Generate the next position ID

Panics on overflow

Trait Implementations§

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impl Clone for IncQueuePositionId

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fn clone(&self) -> IncQueuePositionId

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

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

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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<'de> Deserialize<'de> for IncQueuePositionId

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl Display for IncQueuePositionId

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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 FromStr for IncQueuePositionId

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type Err = ParseIntError

The associated error which can be returned from parsing.
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fn from_str(src: &str) -> Result<Self, ParseIntError>

Parses a string s to return a value of this type. Read more
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impl KeyDeserialize for IncQueuePositionId

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type Output = IncQueuePositionId

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const KEY_ELEMS: u16 = 1u16

The number of key elements is used for the deserialization of compound keys. It should be equal to PrimaryKey::key().len()
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fn from_vec(value: Vec<u8>) -> StdResult<Self::Output>

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fn from_slice(value: &[u8]) -> Result<Self::Output, StdError>

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impl Ord for IncQueuePositionId

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

This method returns an Ordering between self and other. Read more
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fn max(self, other: Self) -> Self
where Self: Sized,

Compares and returns the maximum of two values. Read more
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fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more
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fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized + PartialOrd,

Restrict a value to a certain interval. Read more
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impl PartialEq for IncQueuePositionId

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

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialOrd for IncQueuePositionId

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

This method returns an ordering between self and other values if one exists. Read more
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fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator. Read more
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fn le(&self, other: &Rhs) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator. Read more
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fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator. Read more
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fn ge(&self, other: &Rhs) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl<'a> Prefixer<'a> for IncQueuePositionId

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fn prefix(&self) -> Vec<Key<'_>>

returns 0 or more namespaces that should be length-prefixed and concatenated for range searches
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fn joined_prefix(&self) -> Vec<u8>

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impl<'a> PrimaryKey<'a> for IncQueuePositionId

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type Prefix = ()

These associated types need to implement Prefixer, so that they can be useful arguments for prefix(), sub_prefix(), and their key-deserializable variants.
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type SubPrefix = ()

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type Suffix = IncQueuePositionId

These associated types need to implement KeyDeserialize, so that they can be returned from range_de() and friends.
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type SuperSuffix = IncQueuePositionId

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fn key(&self) -> Vec<Key<'_>>

returns a slice of key steps, which can be optionally combined
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fn joined_key(&self) -> Vec<u8>

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fn joined_extra_key(&self, key: &[u8]) -> Vec<u8>

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impl Serialize for IncQueuePositionId

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl Copy for IncQueuePositionId

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impl Eq for IncQueuePositionId

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impl StructuralPartialEq for IncQueuePositionId

Auto Trait 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<U> As for U

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fn as_<T>(self) -> T
where T: CastFrom<U>,

Casts self to type T. The semantics of numeric casting with the as operator are followed, so <T as As>::as_::<U> can be used in the same way as T as U for numeric conversions. Read more
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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
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unsafe fn clone_to_uninit(&self, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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default unsafe fn clone_to_uninit(&self, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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fn __clone_box(&self, _: Private) -> *mut ()

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Checks if this value is equivalent to the given key. Read more
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impl<Q, K> Equivalent<K> for Q
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fn equivalent(&self, key: &K) -> bool

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Returns the argument unchanged.

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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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const ALIGN: usize = _

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unsafe fn init(init: <T as Pointable>::Init) -> usize

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