Returns a free TCP port on the local machine or an error.

LogG logs to the ginkgo writer.

Repeatedly runs a function, sleeping for a bit after each time, until it returns nil or reaches maxRepeats.

Should not be used! Might be useful during development.

Use for operations which can take a while to succeed.

Use for operators that can take a little while to start working.

Use for operations which are expected to succeed quickly.