import * as fs from 'fs'; export class Core { /** * * @param {string} file */ public readTextFile(file: string) { return fs.readFileSync(file, { encoding: 'utf-8' }).toString(); } public writeTextFile(filePath: string, data: string) { fs.writeFileSync(filePath, data, { encoding: 'utf-8' }); } } export default new Core();