Function getDatasetAtEvent

src/utils.ts:105–115

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

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

/**
 * Get single dataset element from mouse click event