Error handling trick in GoLang 1/3 : CombineErrors

create_connection.go

func createConnection(store Store) (Connection, error) {

	tenantID, err := store.GetParameter("TENANT_ID")
	if err != nil {
		fmt.Print("Unable to get TENANT_ID from parameter store")
		return nil, err
	}
	clientID, err := store.GetParameter("CLIENT_ID")
	if err != nil {
		fmt.Print("Unable to get CLIENT_ID from parameter store")
		return nil, err
	}
	clientSecret, err := store.GetParameter("CLIENT_SECRET")
	if err != nil {
		fmt.Print("Unable to get CLIENT_SECRET from parameter store")
		return nil, err
	}

	return connection{
		tenantID,
		clientID,
		clientSecret,
	}, nil
}