Trait Backoff 

pub trait Backoff<E> {
    // Required method
    fn next_backoff(&mut self, err: &E) -> Option<Duration>;
}

A backoff policy for deciding to retry an operation.

Required Methods

fn next_backoff(&mut self, err: &E) -> Option<Duration>

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors

impl<E, I> Backoff<E> for I

where I: Iterator<Item = Duration>,