func ESMSupportedJujuSeries() []string {
	seriesVersionsMutex.Lock()
	defer seriesVersionsMutex.Unlock()
	updateSeriesVersionsOnce()
	var series []string
	for s, version := range ubuntuSeries {
		if !version.ESMSupported {
			continue
		}
		series = append(series, string(s))
	}
	return series
}
// ESMSupportedJujuSeries returns a slice of just juju extended security
// maintenance supported ubuntu series.
ESMSupportedJujuSeries returns a slice of just juju extended security
maintenance supported ubuntu series.
// ESMSupportedJujuSeries returns a slice of just juju extended security // maintenance supported ubuntu series .
func ESMSupportedJujuSeries() []string {
	seriesVersionsMutex.Lock()
	defer seriesVersionsMutex.Unlock()
	updateSeriesVersionsOnce()
	var series []string
	for s, version := range ubuntuSeries {
		if !version.ESMSupported {
			continue
		}
		series = append(series, string(s))
	}
	return series
}
func ESMSupportedJujuSeries ( ) [ ] string { seriesVersionsMutex . Lock ( ) defer seriesVersionsMutex . Unlock ( ) updateSeriesVersionsOnce ( ) var series [ ] string for s , version := range ubuntuSeries { if ! version . ESMSupported { continue } series = append ( series , string ( s ) ) } return series }
ESMSupportedJujuSeries returns a slice of just juju extended security
maintenance supported ubuntu series.
ESMSupportedJujuSeries returns a slice of just juju extended security maintenance supported ubuntu series .