FirstBackoff sets the initial range of durations that the first backoff duration will provide.

MaxBackoff sets absolute max time that will ever be returned for a backoff.

NewExponential returns a new exponential backoff strategy, which in turn returns backoff functions.

DefaultExponential is an exponential backoff.Strategy with full jitter.

ExponentialStrategy can create instances of the exponential backoff strategy with full jitter.

ExponentialOption defines options that can be applied to an exponential backoff strategy.