Revanth14 commented on code in PR #1239:
URL: https://github.com/apache/iceberg-go/pull/1239#discussion_r3470978015
##########
table/arrow_utils.go:
##########
@@ -1883,23 +1923,32 @@ func geoArrowCRSToIcebergCRS(meta geoarrow.Metadata)
(string, error) {
if err := json.Unmarshal(meta.CRS, &crs); err != nil {
return "", fmt.Errorf("invalid geoarrow CRS metadata:
%w", err)
}
-
- if strings.EqualFold(crs, "OGC:CRS84") ||
strings.EqualFold(crs, "EPSG:4326") {
- return "OGC:CRS84", nil
+ if crs == "" {
+ return "", errors.New("unsupported CRS: empty string
CRS")
}
switch meta.CRSType {
- case geoarrow.CRSTypeSRID:
- return "srid:" + crs, nil
+ case geoarrow.CRSTypePROJJSON:
+ return "", errPROJJSONStringCRSNotSupported
case geoarrow.CRSTypeWKT22019:
- return "", errors.New("CRS type wkt2:2019 not
supported")
- default:
- if len(crs) <= 32 {
- return crs, nil
- }
+ return "", errWKT2CRSNotSupported
+ }
Review Comment:
Done. I added an explicit `default:` arm with a comment that unset,
`AuthorityCode`, `SRID`, and future `CRSType` values intentionally continue to
the string-shape checks below.
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