Function parseBatchIndex

compose/batch/batch/store.go:54–60

parseBatchIndex extracts the batch index from a checkpoint ID. Returns error if the ID format is invalid.

(checkPointID string)

// parseBatchIndex extracts the batch index from a checkpoint ID.
// Returns error if the ID format is invalid.
func parseBatchIndex(checkPointID string) (int, error) {
	if !strings.HasPrefix(checkPointID, "batch_") {
		return 0, fmt.Errorf("invalid batch checkpoint ID: %s", checkPointID)
	}
	indexStr := strings.TrimPrefix(checkPointID, "batch_")
	return strconv.Atoi(indexStr)
}

// Get retrieves checkpoint data for a batch index.
// Implements compose.CheckPointStore interface.