Holder
fun Holder(sourcedId: String, builderProperties: Map<String, Value>, cachedProperties: Map<String, Value>, geoJSONData: GeoJSONData)
Parameters
sourced
The id of the source state.
builder
The initial immutable properties of the source.
cached
The initial mutable properties of the source.
geo
The initial GeoJSONData of the source(used only in GeoJsonSourceState).