Function validateEventConfigOptions

rest/server_context.go:1526–1558

validateEventConfigOptions returns errors for all invalid event type options.

(eventType db.EventType, eventConfig *EventConfig)

// validateEventConfigOptions returns errors for all invalid event type options.
func validateEventConfigOptions(eventType db.EventType, eventConfig *EventConfig) error {
	if eventConfig == nil || eventConfig.Options == nil {
		return nil
	}

	var errs *base.MultiError

	switch eventType {
	case db.DocumentChange:
		for k, v := range eventConfig.Options {
			switch k {
			case db.EventOptionDocumentChangedWinningRevOnly:
				if _, ok := v.(bool); !ok {
					errs = errs.Append(fmt.Errorf("Event option %q must be of type bool", db.EventOptionDocumentChangedWinningRevOnly))
				}
			default:
				errs = errs.Append(fmt.Errorf("unknown option %q found for event type %q", k, eventType))
			}
		}
	default:
		errs = errs.Append(fmt.Errorf("unknown options %v found for event type %q", eventConfig.Options, eventType))
	}

	// If we only have 1 error, return it as-is for clarity in the logs.
	if errs.ErrorOrNil() != nil {
		if errs.Len() == 1 {
			return errs.Errors[0]
		}
		return errs
	}

	return nil
}

// Initialize event handlers, if present
func (sc *ServerContext) initEventHandlers(ctx context.Context, dbcontext *db.DatabaseContext, config *DbConfig) (err error) {