foyer_common::rated_ticket

Struct RatedTicket

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pub struct RatedTicket { /* private fields */ }
Expand description

A ticket-based rate limiter.

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impl RatedTicket

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pub fn new(rate: f64) -> Self

Create a ticket-based rate limiter.

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pub fn probe(&self) -> bool

Check if there is still some quota left.

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pub fn reduce(&self, weight: f64)

Reduce some quota manually.

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pub fn consume(&self, weight: f64) -> bool

Consume some quota from the rate limiter.

If there enough quota left, returns true; otherwise, returns false.

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impl Debug for RatedTicket

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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<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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where T: ?Sized,

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fn borrow(&self) -> &T

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impl<T> BorrowMut<T> for T
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fn borrow_mut(&mut self) -> &mut T

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

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

Scoped with mutable reference.
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impl<T, U> TryFrom<U> for T
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type Error = Infallible

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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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Performs the conversion.
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fn vzip(self) -> V

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