import { Optional } from '@ephox/katamari'; const getHtmlData = (dataTransfer: DataTransfer): Optional => { const html = dataTransfer.getData('text/html'); return html === '' ? Optional.none() : Optional.some(html); }; const setHtmlData = (dataTransfer: DataTransfer, html: string): void => dataTransfer.setData('text/html', html); export { getHtmlData, setHtmlData };