Function spatial_constructor_to_value

nodedb-sql/src/planner/dml_helpers.rs:101–136

(
    ctor: SpatialConstructor,
    func: &ast::Function,
)

}

fn spatial_constructor_to_value(
    ctor: SpatialConstructor,
    func: &ast::Function,
) -> Result<SqlValue> {
    let args = super::select::extract_func_args(func)?;
    match ctor {
        SpatialConstructor::Point => {
            if args.len() < 2 {
                return Err(SqlError::InvalidFunction {
                    detail: format!(
                        "{} requires 2 arguments (longitude, latitude), got {}",
                        ctor.display_name(),
                        args.len()
                    ),
                });
            }
            let lon = super::select::extract_float(&args[0])?;
            let lat = super::select::extract_float(&args[1])?;
            Ok(SqlValue::String(format!(
                r#"{{"type":"Point","coordinates":[{lon},{lat}]}}"#
            )))
        }
        SpatialConstructor::GeomFromGeoJson => {
            if args.is_empty() {
                return Err(SqlError::InvalidFunction {
                    detail: format!(
                        "{} requires 1 argument (GeoJSON string)",
                        ctor.display_name()
                    ),
                });
            }
            let s = super::select::extract_string_literal(&args[0])?;
            Ok(SqlValue::String(s))
        }
    }
}

pub(super) fn extract_table_name_from_table_with_joins(
    table: &ast::TableWithJoins,