Struct DerivativeTickerCache

Source

pub struct DerivativeTickerCache { /* private fields */ }

Expand description

Caches last-emitted derivative ticker values per instrument to suppress duplicates when the exchange re-sends unchanged fields.

Implementations§

Source §

impl DerivativeTickerCache

Source

pub fn should_emit_funding_rate(&mut self, update: &FundingRateUpdate) -> bool

Returns true if the funding rate changed (or is new) and should be emitted.

Source

pub fn should_emit_mark_price(&mut self, update: &MarkPriceUpdate) -> bool

Returns true if the mark price changed (or is new) and should be emitted.

Source

pub fn should_emit_index_price(&mut self, update: &IndexPriceUpdate) -> bool

Returns true if the index price changed (or is new) and should be emitted.

Trait Implementations§

Source §

impl Debug for DerivativeTickerCache

Source §

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

Formats the value using the given formatter. Read more

Source §

impl Default for DerivativeTickerCache

Source §

fn default() -> DerivativeTickerCache

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

Auto Trait Implementations§

§

impl UnwindSafe for DerivativeTickerCache

Blanket Implementations§

Source §

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

Source §

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

Source §

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

Source §

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

Source §

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

Source §

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

Mutably borrows from an owned value. Read more

Source §

impl<T> From<T> for T

Source §

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

Source §

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

Source §

fn into(self) -> U

Calls U::from(self).

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

Source §

impl<T> IntoEither for T

Source §

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

Source §

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

§