index.d.ts

import React from "react";
export interface TimelineChartProps {
  data: Array<{
    x: string;
    y1: string;
    y2: string;
  }>;
  titleMap: { y1: string; y2: string };
  height?: number;
}

export default class TimelineChart extends React.Component<
  TimelineChartProps,
  any
> {}