import Configuration from '../../Configuration'; interface Options { configuration?: Configuration; modules?: 'amd' | 'umd' | 'systemjs' | 'commonjs' | 'cjs' | 'auto' | false; targets?: { [key: string]: string; }; corejs?: 2 | 3; useBuiltIns?: 'usage' | 'entry' | false; } export default function babelConfig(options?: Options): { presets: (string | [string, Record])[]; plugins: (string | [string, Record])[]; }; export {};