Function getElementsAtEvent

src/utils.ts:141–151

(
  chart: Chart,
  event: MouseEvent<HTMLCanvasElement>
)

 * @returns Dataset
 */
export function getElementsAtEvent(
  chart: Chart,
  event: MouseEvent<HTMLCanvasElement>
) {
  return chart.getElementsAtEventForMode(
    event.nativeEvent,
    'index',
    { intersect: true },
    false
  );
}