paleolimbot commented on code in PR #171:
URL: https://github.com/apache/sedona-db/pull/171#discussion_r2473400763
##########
rust/sedona-functions/src/st_haszm.rs:
##########
@@ -108,27 +106,35 @@ impl SedonaScalarKernel for STHasZm {
}
}
-fn invoke_scalar(item: &Wkb, dim_index: usize) -> Result<Option<bool>> {
- match item.as_type() {
- geo_traits::GeometryType::GeometryCollection(collection) => {
- if collection.num_geometries() == 0 {
- Ok(Some(false))
- } else {
- // PostGIS doesn't allow creating a GeometryCollection with
geometries of different dimensions
- // so we can just check the dimension of the first one
- let first_geom = unsafe { collection.geometry_unchecked(0) };
- invoke_scalar(first_geom, dim_index)
- }
- }
- _ => {
- let geom_dim = item.dim();
- match dim_index {
- 2 => Ok(Some(matches!(geom_dim, Dimensions::Xyz |
Dimensions::Xyzm))),
- 3 => Ok(Some(matches!(geom_dim, Dimensions::Xym |
Dimensions::Xyzm))),
- _ => sedona_internal_err!("unexpected dim_index"),
- }
- }
+/// Fast-path inference of geometry type name from raw WKB bytes
Review Comment:
```suggestion
```
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