polkadot_primitives::v8

Struct Slot

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pub struct Slot(/* private fields */);

Expand description

Unit type wrapper that represents a slot.

Implementations§

impl Slot

pub const fn from_timestamp( timestamp: Timestamp, slot_duration: SlotDuration, ) -> Slot

Create a new slot by calculating it from the given timestamp and slot duration.

pub fn timestamp(&self, slot_duration: SlotDuration) -> Option<Timestamp>

Timestamp of the start of the slot.

Returns None if would overflow for given SlotDuration.

pub fn saturating_add<T>(self, rhs: T) -> Slot
where T: Into<u64>,

Saturating addition.

pub fn saturating_sub<T>(self, rhs: T) -> Slot
where T: Into<u64>,

Saturating subtraction.

Methods from Deref<Target = u64>§

1.43.0 · Source

pub const MIN: u64 = 0u64

1.43.0 · Source

pub const MAX: u64 = 18_446_744_073_709_551_615u64

1.53.0 · Source

pub const BITS: u32 = 64u32

Trait Implementations§

impl Add<u64> for Slot

type Output = Slot

The resulting type after applying the + operator.

fn add(self, other: u64) -> Slot

Performs the + operation. Read more

impl Add for Slot

type Output = Slot

The resulting type after applying the + operator.

fn add(self, other: Slot) -> Slot

Performs the + operation. Read more

impl AddAssign for Slot

fn add_assign(&mut self, rhs: Slot)

Performs the += operation. Read more

impl Clone for Slot

fn clone(&self) -> Slot

Returns a copy of the value. Read more

1.0.0 · Source§

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

Performs copy-assignment from source. Read more

impl Debug for Slot

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

Formats the value using the given formatter. Read more

impl Decode for Slot

fn decode<CodecInputEdqy>( codec_input_edqy: &mut CodecInputEdqy, ) -> Result<Slot, Error>
where CodecInputEdqy: Input,

Attempt to deserialise the value from input.

fn decode_into<CodecInputEdqy>( codec_input_edqy: &mut __CodecInputEdqy, dst_: &mut MaybeUninit<Slot>, ) -> Result<DecodeFinished, Error>
where __CodecInputEdqy: Input,

Attempt to deserialize the value from input into a pre-allocated piece of memory. Read more

fn skip<I>(input: &mut I) -> Result<(), Error>
where I: Input,

Attempt to skip the encoded value from input. Read more

fn encoded_fixed_size() -> Option<usize>

Returns the fixed encoded size of the type. Read more

impl Default for Slot

fn default() -> Slot

Returns the “default value” for a type. Read more

impl Deref for Slot

type Target = u64

The resulting type after dereferencing.

fn deref(&self) -> &u64

Dereferences the value.

impl<'de> Deserialize<'de> for Slot

fn deserialize<D>( deserializer: D, ) -> Result<Slot, <D as Deserializer<'de>>::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more

impl Display for Slot

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

Formats the value using the given formatter. Read more

impl Encode for Slot

fn size_hint(&self) -> usize

If possible give a hint of expected size of the encoding. Read more

fn encode_to<CodecOutputEdqy>( &self, codec_dest_edqy: &mut CodecOutputEdqy, )
where CodecOutputEdqy: Output + ?Sized,

Convert self to a slice and append it to the destination.

fn encode(&self) -> Vec<u8> ⓘ

Convert self to an owned vector.

fn using_encoded<CodecOutputReturn, CodecUsingEncodedCallback>( &self, f: CodecUsingEncodedCallback, ) -> CodecOutputReturn
where CodecUsingEncodedCallback: FnOnce(&[u8]) -> CodecOutputReturn,

Convert self to a slice and then invoke the given closure with it.

fn encoded_size(&self) -> usize

Calculates the encoded size. Read more

impl From<Slot> for u64

fn from(slot: Slot) -> u64

Converts to this type from the input type.

impl From<u64> for Slot

fn from(slot: u64) -> Slot

Converts to this type from the input type.

impl Hash for Slot

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

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 MaxEncodedLen for Slot

fn max_encoded_len() -> usize

Upper bound, in bytes, of the maximum encoded size of this item.

impl Ord for Slot

fn cmp(&self, other: &Slot) -> 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<T> PartialEq<T> for Slot
where T: Into<u64> + Copy,

fn eq(&self, eq: &T) -> 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<T> PartialOrd<T> for Slot
where T: Into<u64> + Copy,

fn partial_cmp(&self, other: &T) -> 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 Serialize for Slot

fn serialize<S>( &self, serializer: S, ) -> Result<<S as Serializer>::Ok, <S as Serializer>::Error>
where S: Serializer,

Serialize this value into the given Serde serializer. Read more

impl Sub for Slot

type Output = Slot

The resulting type after applying the - operator.

fn sub(self, other: Slot) -> Slot

Performs the - operation. Read more

impl SubAssign for Slot

fn sub_assign(&mut self, rhs: Slot)

Performs the -= operation. Read more

impl TypeInfo for Slot

type Identity = Slot

The type identifying for which type info is provided. Read more

fn type_info() -> Type

Returns the static type identifier for Self.

impl Copy for Slot

impl DecodeWithMemTracking for Slot

impl EncodeLike for Slot

impl Eq for Slot

Auto Trait Implementations§

impl Freeze for Slot

impl RefUnwindSafe for Slot

impl Send for Slot

impl Sync for Slot

impl Unpin for Slot

impl UnwindSafe for Slot

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

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

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

Mutably borrows from an owned value. Read more

impl<T> CheckedConversion for T

fn checked_from<T>(t: T) -> Option<Self>
where Self: TryFrom<T>,

Convert from a value of T into an equivalent instance of Option<Self>. Read more

fn checked_into<T>(self) -> Option<T>
where Self: TryInto<T>,

Consume self to return Some equivalent value of Option<T>. Read more

impl<T> Clear for T
where T: Default + Eq + PartialEq,

fn is_clear(&self) -> bool

True iff no bits are set.

fn clear() -> T

Return the value of Self that is clear.

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

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

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dst. Read more

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<T> Conv for T

fn conv<T>(self) -> T
where Self: Into<T>,

Converts self into T using Into<T>. Read more

impl<T> DecodeAll for T
where T: Decode,

fn decode_all(input: &mut &[u8]) -> Result<T, Error>

Decode Self and consume all of the given input data. Read more

impl<T> DecodeLimit for T
where T: Decode,

fn decode_all_with_depth_limit( limit: u32, input: &mut &[u8], ) -> Result<T, Error>

Decode Self and consume all of the given input data. Read more

fn decode_with_depth_limit<I>(limit: u32, input: &mut I) -> Result<T, Error>
where I: Input,

Decode Self with the given maximum recursion depth and advance input by the number of bytes consumed. Read more

impl<T> DecodeWithMemLimit for T
where T: DecodeWithMemTracking,

fn decode_with_mem_limit<I>(input: &mut I, mem_limit: usize) -> Result<T, Error>
where I: Input,

Decode Self with the given maximum memory limit and advance input by the number of bytes consumed. Read more

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

fn __clone_box(&self, _: Private) -> *mut ()

impl<T> EncodeAs<T> for T
where T: Encode,

fn encode_as(&self) -> Vec<u8> ⓘ

Convert Self into T, then encode T. Read more

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

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

Checks if this value is equivalent to the given key. Read more

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

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

Checks if this value is equivalent to the given key. Read more

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

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

Checks if this value is equivalent to the given key. Read more

impl<T> FmtForward for T

fn fmt_binary(self) -> FmtBinary<Self>
where Self: Binary,

Causes self to use its Binary implementation when Debug-formatted.

fn fmt_display(self) -> FmtDisplay<Self>
where Self: Display,

Causes self to use its Display implementation when Debug-formatted.

fn fmt_lower_exp(self) -> FmtLowerExp<Self>
where Self: LowerExp,

Causes self to use its LowerExp implementation when Debug-formatted.

fn fmt_lower_hex(self) -> FmtLowerHex<Self>
where Self: LowerHex,

Causes self to use its LowerHex implementation when Debug-formatted.

fn fmt_octal(self) -> FmtOctal<Self>
where Self: Octal,

Causes self to use its Octal implementation when Debug-formatted.

fn fmt_pointer(self) -> FmtPointer<Self>
where Self: Pointer,

Causes self to use its Pointer implementation when Debug-formatted.

fn fmt_upper_exp(self) -> FmtUpperExp<Self>
where Self: UpperExp,

Causes self to use its UpperExp implementation when Debug-formatted.

fn fmt_upper_hex(self) -> FmtUpperHex<Self>
where Self: UpperHex,

Causes self to use its UpperHex implementation when Debug-formatted.

fn fmt_list(self) -> FmtList<Self>
where &'a Self: for<'a> IntoIterator,

Formats each item in a sequence. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T> Instrument for T

fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided [Span], returning an Instrumented wrapper. Read more

fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

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

fn into(self) -> U

Calls U::from(self).

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

impl<T> IntoEither for T

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

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

impl<Src, Dest> IntoTuple<Dest> for Src
where Dest: FromTuple<Src>,

fn into_tuple(self) -> Dest

impl<T, Outer> IsWrappedBy<Outer> for T
where Outer: AsRef<T> + AsMut<T> + From<T>, T: From<Outer>,

fn from_ref(outer: &Outer) -> &T

Get a reference to the inner from the outer.

fn from_mut(outer: &mut Outer) -> &mut T

Get a mutable reference to the inner from the outer.

impl<T> KeyedVec for T
where T: Codec,

fn to_keyed_vec(&self, prepend_key: &[u8]) -> Vec<u8> ⓘ

Return an encoding of Self prepended by given slice.

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

fn pipe<R>(self, func: impl FnOnce(Self) -> R) -> R
where Self: Sized,

Pipes by value. This is generally the method you want to use. Read more

fn pipe_ref<'a, R>(&'a self, func: impl FnOnce(&'a Self) -> R) -> R
where R: 'a,

Borrows self and passes that borrow into the pipe function. Read more

fn pipe_ref_mut<'a, R>(&'a mut self, func: impl FnOnce(&'a mut Self) -> R) -> R
where R: 'a,

Mutably borrows self and passes that borrow into the pipe function. Read more

fn pipe_borrow<'a, B, R>(&'a self, func: impl FnOnce(&'a B) -> R) -> R
where Self: Borrow<B>, B: 'a + ?Sized, R: 'a,

Borrows self, then passes self.borrow() into the pipe function. Read more

fn pipe_borrow_mut<'a, B, R>( &'a mut self, func: impl FnOnce(&'a mut B) -> R, ) -> R
where Self: BorrowMut<B>, B: 'a + ?Sized, R: 'a,

Mutably borrows self, then passes self.borrow_mut() into the pipe function. Read more

fn pipe_as_ref<'a, U, R>(&'a self, func: impl FnOnce(&'a U) -> R) -> R
where Self: AsRef<U>, U: 'a + ?Sized, R: 'a,

Borrows self, then passes self.as_ref() into the pipe function.

fn pipe_as_mut<'a, U, R>(&'a mut self, func: impl FnOnce(&'a mut U) -> R) -> R
where Self: AsMut<U>, U: 'a + ?Sized, R: 'a,

Mutably borrows self, then passes self.as_mut() into the pipe function.

fn pipe_deref<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> R
where Self: Deref<Target = T>, T: 'a + ?Sized, R: 'a,

Borrows self, then passes self.deref() into the pipe function.

fn pipe_deref_mut<'a, T, R>( &'a mut self, func: impl FnOnce(&'a mut T) -> R, ) -> R
where Self: DerefMut<Target = T> + Deref, T: 'a + ?Sized, R: 'a,

Mutably borrows self, then passes self.deref_mut() into the pipe function.

impl<T> Pointable for T

const ALIGN: usize = _

The alignment of pointer.

type Init = T

The type for initializers.

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

Initializes a with the given initializer. Read more

unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more

unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more

unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more

impl<P, T> Receiver for P
where P: Deref<Target = T> + ?Sized, T: ?Sized,

type Target = T

🔬This is a nightly-only experimental API. (arbitrary_self_types)

The target type on which the method may be called.

impl<T> Same for T

type Output = T

Should always be Self

impl<T> SaturatedConversion for T

fn saturated_from<T>(t: T) -> Self
where Self: UniqueSaturatedFrom<T>,

Convert from a value of T into an equivalent instance of Self. Read more

fn saturated_into<T>(self) -> T
where Self: UniqueSaturatedInto<T>,

Consume self to return an equivalent value of T. Read more

impl<T> Tap for T

fn tap(self, func: impl FnOnce(&Self)) -> Self

Immutable access to a value. Read more

fn tap_mut(self, func: impl FnOnce(&mut Self)) -> Self

Mutable access to a value. Read more

fn tap_borrow<B>(self, func: impl FnOnce(&B)) -> Self
where Self: Borrow<B>, B: ?Sized,

Immutable access to the Borrow<B> of a value. Read more

fn tap_borrow_mut<B>(self, func: impl FnOnce(&mut B)) -> Self
where Self: BorrowMut<B>, B: ?Sized,

Mutable access to the BorrowMut<B> of a value. Read more

fn tap_ref<R>(self, func: impl FnOnce(&R)) -> Self
where Self: AsRef<R>, R: ?Sized,

Immutable access to the AsRef<R> view of a value. Read more

fn tap_ref_mut<R>(self, func: impl FnOnce(&mut R)) -> Self
where Self: AsMut<R>, R: ?Sized,

Mutable access to the AsMut<R> view of a value. Read more

fn tap_deref<T>(self, func: impl FnOnce(&T)) -> Self
where Self: Deref<Target = T>, T: ?Sized,

Immutable access to the Deref::Target of a value. Read more

fn tap_deref_mut<T>(self, func: impl FnOnce(&mut T)) -> Self
where Self: DerefMut<Target = T> + Deref, T: ?Sized,

Mutable access to the Deref::Target of a value. Read more

fn tap_dbg(self, func: impl FnOnce(&Self)) -> Self

Calls .tap() only in debug builds, and is erased in release builds.

fn tap_mut_dbg(self, func: impl FnOnce(&mut Self)) -> Self

Calls .tap_mut() only in debug builds, and is erased in release builds.

fn tap_borrow_dbg<B>(self, func: impl FnOnce(&B)) -> Self
where Self: Borrow<B>, B: ?Sized,

Calls .tap_borrow() only in debug builds, and is erased in release builds.

fn tap_borrow_mut_dbg<B>(self, func: impl FnOnce(&mut B)) -> Self
where Self: BorrowMut<B>, B: ?Sized,

Calls .tap_borrow_mut() only in debug builds, and is erased in release builds.

fn tap_ref_dbg<R>(self, func: impl FnOnce(&R)) -> Self
where Self: AsRef<R>, R: ?Sized,

Calls .tap_ref() only in debug builds, and is erased in release builds.

fn tap_ref_mut_dbg<R>(self, func: impl FnOnce(&mut R)) -> Self
where Self: AsMut<R>, R: ?Sized,

Calls .tap_ref_mut() only in debug builds, and is erased in release builds.

fn tap_deref_dbg<T>(self, func: impl FnOnce(&T)) -> Self
where Self: Deref<Target = T>, T: ?Sized,

Calls .tap_deref() only in debug builds, and is erased in release builds.

fn tap_deref_mut_dbg<T>(self, func: impl FnOnce(&mut T)) -> Self
where Self: DerefMut<Target = T> + Deref, T: ?Sized,

Calls .tap_deref_mut() only in debug builds, and is erased in release builds.

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

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T> ToString for T
where T: Display + ?Sized,

default fn to_string(&self) -> String

Converts the given value to a String. Read more

impl<T> TryConv for T

fn try_conv<T>(self) -> Result<T, Self::Error>
where Self: TryInto<T>,

Attempts to convert self into T using TryInto<T>. Read more

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

type Error = Infallible

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.

impl<S, T> UncheckedInto<T> for S
where T: UncheckedFrom<S>,

fn unchecked_into(self) -> T

The counterpart to unchecked_from.

impl<T, S> UniqueSaturatedInto<T> for S
where T: Bounded, S: TryInto<T>,

fn unique_saturated_into(self) -> T

Consume self to return an equivalent value of T.

impl<V, T> VZip<V> for T
where V: MultiLane<T>,

fn vzip(self) -> V

impl<T> WithSubscriber for T

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a [WithDispatch] wrapper. Read more

fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a [WithDispatch] wrapper. Read more

impl<S> Codec for S
where S: Decode + Encode,

impl<T> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,

impl<T> EncodeLike<&&T> for T
where T: Encode,

impl<T> EncodeLike<&T> for T
where T: Encode,

impl<T> EncodeLike<&mut T> for T
where T: Encode,

impl<T> EncodeLike<Arc<T>> for T
where T: Encode,

impl<T> EncodeLike<Box<T>> for T
where T: Encode,

impl<T> EncodeLike<Cow<'_, T>> for T
where T: ToOwned + Encode,

impl<T> EncodeLike<Rc<T>> for T
where T: Encode,

impl<T> ErasedDestructor for T
where T: 'static,

impl<T> Error for T
where T: 'static + Debug + Display + Send + Sync,

impl<S> FullCodec for S
where S: Decode + FullEncode,

impl<S> FullEncode for S
where S: Encode + EncodeLike,

impl<T> JsonSchemaMaybe for T

impl<T> MaybeDebug for T
where T: Debug,

impl<T> MaybeDisplay for T
where T: Display,

impl<T> MaybeHash for T
where T: Hash,

impl<T> MaybeHash for T
where T: Hash,

impl<T> MaybeRefUnwindSafe for T
where T: RefUnwindSafe,

impl<T> MaybeRefUnwindSafe for T
where T: RefUnwindSafe,

impl<T> MaybeSendSync for T

impl<T> MaybeSerialize for T
where T: Serialize,

impl<T> MaybeSerializeDeserialize for T
where T: DeserializeOwned + Serialize,

impl<T> Member for T
where T: Send + Sync + Debug + Eq + PartialEq + Clone + 'static,

impl<T> StaticTypeInfo for T
where T: TypeInfo + 'static,