import { Tree } from 'broccoli';
declare const WrappingConcat_base: new (...args: any[]) => any;
export default class WrappingConcat extends WrappingConcat_base {
    constructor(inputTree: Tree, options: {
        wrapAsModules?: boolean;
        header?: string;
        footer?: string;
        main?: string;
        outputFile?: string;
        baseDir?: string;
    });
}