import React from 'react'; import JsBarcode from 'jsbarcode'; export interface BarCodeProps { value: string; className?: string; options?: JsBarcode.Options; } export default class BarCode extends React.Component { private dom; constructor(props: BarCodeProps); componentDidUpdate(prevProps: BarCodeProps): void; renderBarCode(): void; componentDidMount(): void; render(): JSX.Element; }