LoggerFrom returns the logger stored in context.

RetriesFrom looks in the given context and returns the retries parameters if found.

TargetFrom looks in the given context and returns `target` as a parsed url if found and valid, otherwise nil.

TopicFrom looks in the given context and returns `topic` as a string if found and valid, otherwise "".

ValuesDelegating wraps a child and parent context.

WithLogger returns a new context with the logger injected into the given context.

WithRetriesConstantBackoff returns back a new context with retries parameters using constant backoff strategy.

WithRetriesExponentialBackoff returns back a new context with retries parameters using exponential backoff strategy.

WithRetriesLinearBackoff returns back a new context with retries parameters using linear backoff strategy.

WithRetryParams returns back a new context with retries parameters.

WithTarget returns back a new context with the given target.

WithTopic returns back a new context with the given topic.

RetryParams holds parameters applied to retries.