func parseInstance()

in internal/commands/interceptor/instance.go [76:99]

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

func parseInstance(required bool, idFlagName, nameFlagName, serviceIDFlagName string) func(*cli.Context) error {
	return func(ctx *cli.Context) error {
		id := ctx.String(idFlagName)
		name := ctx.String(nameFlagName)
		serviceID := ctx.String(serviceIDFlagName)

		if id == "" && name == "" {
			if required {
				return fmt.Errorf(`either flags "--%s" or "--%s" must be given`, idFlagName, nameFlagName)
			}
			return nil
		}

		id, name, err := encode(serviceID, nameFlagName, id, name)
		if err != nil {
			return err
		}

		if err := ctx.Set(idFlagName, id); err != nil {
			return err
		}
		return ctx.Set(nameFlagName, name)
	}
}