import { NetworkRecord } from './lighthouse';
export declare type HrefMapper = (networkRecord: NetworkRecord) => string;
export declare type AsMapper = (networkRecord: NetworkRecord) => string | undefined;
export declare const DEFAULT_HREF_MAPPER: HrefMapper;
export declare const DEFAULT_AS_MAPPER: AsMapper;
export declare type GeneratePreloadLinksArgs = {
    networkRecords: NetworkRecord[];
    hrefMapper?: HrefMapper;
    asMapper?: AsMapper;
};
export declare function generatePreloadLinks(args: GeneratePreloadLinksArgs): string;
//# sourceMappingURL=preload-link-generator.d.ts.map