export declare function normalizeOutputPathKey(value: string): string;
export declare function stripQueryAndHash(specifier: string): string;
export declare function isResolvableSpecifier(specifier: string): boolean;
export declare function toAbsoluteOutputPath(fileName: string, outDir: string): string;
export declare function resolveOutputSpecifier(specifier: string, importer: string, outDir: string, hasOutput: (value: string) => boolean): string | undefined;