AggregationFn

typealias AggregationFn<TData> = (columnId: String, @R|kotlin/ParameterName|(name = String(leafRows)) ERROR CLASS: Symbol not found for ReadonlyArray<tanstack/table/core/Row<TData>>, @R|kotlin/ParameterName|(name = String(childRows)) ERROR CLASS: Symbol not found for ReadonlyArray<tanstack/table/core/Row<TData>>) -> Any(source)