Function withHelp

cli/command/container/run.go:318–320

withHelp decorates the error with a suggestion to use "--help".

(err error, commandName string)

// withHelp decorates the error with a suggestion to use "--help".
func withHelp(err error, commandName string) error {
	return fmt.Errorf("docker: %w\n\nRun 'docker %s --help' for more information", err, commandName)
}

// toStatusError attempts to detect specific error-conditions to assign
// an appropriate exit-code for situations where the problem originates