add
fun addGeoJSONSourceFeatures(sourceId: String, dataId: String, features: List<Feature>): Expected<String, None>
Add features to the GeoJSON source. Call may take significant time for parsing and marshalling depending on the data size. Direct method use is not recommended, consider using GeoJsonSource.addGeoJSONSourceFeatures instead.
Parameters
source
the id of the GeoJSON source
data
an arbitrary string used to track the given GeoJSON data, empty string means null ID
features
list of features to add