var groupNameRegexp = regexp.MustCompile(`^[a-z0-9_-]+$`)
func LoadGroups(cfg *Config, hosts *Hosts) (map[string][]string, error) {
var groupNameRegexp = regexp.MustCompile(`^[a-z0-9_-]+$`)
func LoadGroups(cfg *Config, hosts *Hosts) (map[string][]string, error) {