Function IsDocNotFoundError

base/error.go:224–250

IsDocNotFoundError returns true if an error is a doc-not-found error

(err error)

// IsDocNotFoundError returns true if an error is a doc-not-found error
func IsDocNotFoundError(err error) bool {
	if err == nil {
		return false
	}
	if errors.Is(err, ErrNotFound) {
		return true
	}

	if errors.Is(err, gocb.ErrDocumentNotFound) {
		return true
	}

	var missingError sgbucket.MissingError
	if errors.As(err, &missingError) {
		return true
	}
	unwrappedErr := pkgerrors.Cause(err)

	switch unwrappedErr := unwrappedErr.(type) {
	case *gomemcached.MCResponse:
		return unwrappedErr.Status == gomemcached.KEY_ENOENT || unwrappedErr.Status == gomemcached.NOT_STORED
	case *HTTPError:
		return unwrappedErr.Status == http.StatusNotFound
	default:
		return false
	}
}

// IsTemporaryKvError returns true if a kv operation has an error that is likely to be ephemeral. This represents
// situations where Couchbase Server is under load and would be expected to return a success or failure in a future call.