in deploy/deployment.go [76:92]
func (a *Account) RegionNames() []string {
m := make(map[string]bool)
// Get the region names of the clusters
for _, cluster := range a.Clusters() {
for _, name := range cluster.RegionNames() {
m[name] = true
}
}
result := make([]string, 0, len(m))
for name := range m {
result = append(result, name)
}
return result
}