export class DataItem {
  public constructor(init: Partial<DataItem>) {
    Object.assign(this, init);
  }

  public marketShare: number = 0;

  public category: string = '';
}
export class Data extends Array<DataItem> {
  public constructor() {
    super();
    this.push(new DataItem(
      {
        marketShare: 37,
        category: 'Cooling',
      }
    ));
    this.push(new DataItem(
      {
        marketShare: 25,
        category: 'Residential',
      }
    ));
    this.push(new DataItem(
      {
        marketShare: 12,
        category: 'Heating',
      }
    ));
    this.push(new DataItem(
      {
        marketShare: 11,
        category: 'Lighting',
      }
    ));
    this.push(new DataItem(
      {
        marketShare: 15,
        category: 'Other',
      }
    ));
  }
}