retry

Documentation

Overview

Package retry implements exponential retry policy.

Index

• func WithExponentialBackoff(desc string, attempt AttemptFunc, isRetriableError IsRetriableFunc) (interface{}, error)
• type AttemptFunc
• type IsRetriableFunc

Functions

func WithExponentialBackoff

func WithExponentialBackoff(desc string, attempt AttemptFunc, isRetriableError IsRetriableFunc) (interface{}, error)

WithExponentialBackoff runs the provided attempt until it succeeds, retrying on all errors that are deemed retriable by the provided function. The delay between retries grows exponentially up to a certain limit.

Types

type AttemptFunc

type AttemptFunc func() (interface{}, error)

AttemptFunc performs an attempt and returns a value (optional, may be nil) and an error.

type IsRetriableFunc

type IsRetriableFunc func(err error) bool

IsRetriableFunc is a function that determines whether an error is retriable.