import { Reader } from './reader';
export declare class FileSystemReader implements Reader {
    private readonly directory;
    constructor(directory: string);
    list(): Promise<string[]>;
    read(name: string): Promise<string>;
    readSync(name: string): string;
    readAnyOf(filenames: string[]): Promise<string | undefined>;
    readSyncAnyOf(filenames: string[]): string | undefined;
}