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

ConstantBuilder is used to build ConstantBackoff

Default

  • delay: 1s
  • max times: 3

Examples

use anyhow::Result;
use backon::ConstantBuilder;
use backon::Retryable;

async fn fetch() -> Result<String> {
    Ok(reqwest::get("https://www.rust-lang.org")
        .await?
        .text()
        .await?)
}

#[tokio::main]
async fn main() -> Result<()> {
    let content = fetch.retry(&ConstantBuilder::default()).await?;
    println!("fetch succeeded: {}", content);

    Ok(())
}

Implementations§

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impl ConstantBuilder

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pub fn with_delay(self, delay: Duration) -> ConstantBuilder

Set delay of current backoff.

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pub fn with_max_times(self, max_times: usize) -> ConstantBuilder

Set max times of current backoff.

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pub fn with_jitter(self) -> ConstantBuilder

Set jitter on

Trait Implementations§

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impl BackoffBuilder for ConstantBuilder

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type Backoff = ConstantBackoff

The associated backoff that returned by this builder.
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fn build(&self) -> <ConstantBuilder as BackoffBuilder>::Backoff

Builder a new backoff via builder.
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impl Clone for ConstantBuilder

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fn clone(&self) -> ConstantBuilder

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 ConstantBuilder

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

Formats the value using the given formatter. Read more
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impl Default for ConstantBuilder

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fn default() -> ConstantBuilder

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

Auto Trait Implementations§

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for Twhere T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for Twhere T: ?Sized,

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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> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> FromRef<T> for Twhere T: Clone,

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fn from_ref(input: &T) -> T

Converts to this type from a reference to the input type.
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impl<T> Instrument for T

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

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for Twhere 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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impl<T> IntoRequest<T> for T

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fn into_request(self) -> Request<T>

Wrap the input message T in a tonic::Request
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impl<T> ToOwned for Twhere T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for Twhere U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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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 Twhere 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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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<V, T> VZip<V> for Twhere V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> WithSubscriber for T

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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
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more
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impl<T> Allocation for Twhere T: RefUnwindSafe + Send + Sync,