npm install lite-ts-parser
npm install lite-ts-xlsx

import { ParserFactory, ParserType } from 'lite-ts-parser';
import { DomParser } from 'lite-ts-xlsx';

const parserFactory = new ParserFactory(enumFactory, {}, {});
const rows = await new DomParser(enumFactory, progressBar, parserFactory).parse('#id');
// rows = { columns:[{ ... }, ...], rows:[{ ... }, ...]}

const rows = await new FileParser(enumFactory, parserFactory).parse('./test.xlsx');
// rows = { columns:[{ ... }, ...], rows:[{ ... }, ...]}