Function isTupleDataPoint

src/data/sampleSeries.ts:4–6

(point: DataPoint)

import { lttbSample } from './lttbSample';

function isTupleDataPoint(point: DataPoint): point is DataPointTuple {
  return Array.isArray(point);
}

function getXY(point: DataPoint): { readonly x: number; readonly y: number } {
  if (isTupleDataPoint(point)) return { x: point[0], y: point[1] };