Function dropEmpty

internal/driver/cli.go:189–197

dropEmpty list takes a slice of string pointers, and outputs a slice of non-empty strings associated with the flag.

(list []*string)

// dropEmpty list takes a slice of string pointers, and outputs a slice of
// non-empty strings associated with the flag.
func dropEmpty(list []*string) []string {
	var l []string
	for _, s := range list {
		if *s != "" {
			l = append(l, *s)
		}
	}
	return l
}

// installConfigFlags creates command line flags for configuration
// fields and returns a function which can be called after flags have