import * as meriyah from 'meriyah';
import { IWebWorkerItem } from '../../analysis/fastAnalysis';
export declare function parseAst(contents: string, options?: {
    loc: boolean;
}): meriyah.ESTree.Program;
export interface IFastTransformProps {
    sourceMaps?: boolean;
    input: string;
    absPath?: string;
    ast?: any;
    webWorkers?: Array<IWebWorkerItem>;
    sourceInterceptor?: (source: string) => string;
}
export declare function fastTransform(opts: IFastTransformProps): {
    code: string;
    sourceMap: any;
};