func stackIndep()

in deploy/eligible_instance_groups.go [88:113]

• 21 lines of code
• 5 McCabe index (conditional complexity)

func stackIndep(app *App) []grp.InstanceGroup {

	type asr struct {
		account string
		stack   string
		region  string
	}

	set := make(map[asr]bool)

	for _, account := range app.Accounts() {
		for _, cluster := range account.Clusters() {
			stackName := cluster.StackName()
			for _, regionName := range cluster.RegionNames() {
				set[asr{account: account.Name(), stack: stackName, region: regionName}] = true
			}
		}
	}

	result := []grp.InstanceGroup{}
	for x := range set {
		result = append(result, grp.New(app.Name(), x.account, x.region, x.stack, ""))
	}

	return result
}