return &ErrUnknownRegion{q.ARN.region}
	}

	if !targetList.Exists(q.ARN.TargetID) {
		return &ErrARNNotFound{q.ARN}
	}

	return nil
}

// SetRegion - sets region value to queue's ARN.
func (q *Queue) SetRegion(region string) {
	q.ARN.region = region
}

// ToRulesMap - converts Queue to RulesMap
func (q Queue) ToRulesMap() RulesMap {

		if tgt == envname {
			tgt = Default
		}
		newCfgKVS[tgt] = defaultKVS
	}
	for tgt, kv := range cfgKVS {
		newCfgKVS[tgt] = kv
	}
	return newCfgKVS
}

// Set sets a value, if not sets a default value.
func (kvs *KVS) Set(key, value string) {
	for i, kv := range *kvs {
		if kv.Key == key {
			(*kvs)[i] = KV{
				Key:   key,
				Value: value,
			}
			return
		}
	}