export interface ExtraEntry {
    input: string;
    output?: string;
    lazy?: boolean;
    path?: string;
    entry?: string;
}
export declare function makeCssLoaders(stylePaths?: string[]): any;
export declare function extraEntryParser(extraEntries: (string | ExtraEntry)[], appRoot: string, defaultEntry: string): ExtraEntry[];
export declare function isDevelopment(): boolean;
export declare function isDllBuild(): boolean;
export declare function isAoTBuild(): boolean;
export declare function packageChunkSort(packages: string[]): (left: any, right: any) => 1 | -1;
export declare function stripComments(content: string): string;
export declare function readJsonSync(filePath: string): any;
export declare function tryDll(manifest: string): void;
export declare function toSpawn(cb: any, task: string): boolean;