import type * as fs from 'fs';
import { FileSystem, MkDirOptions, Stats } from './common/fileSystem';
import { FileWatcher, FileWatcherEventHandler } from './common/fileWatcher';
import { Uri } from './common/uri/uri';
import { Disposable } from 'vscode-jsonrpc';
export declare class ReadOnlyAugmentedFileSystem implements FileSystem {
    protected realFS: FileSystem;
    private readonly _entryMap;
    private readonly _reverseEntryMap;
    constructor(realFS: FileSystem);
    existsSync(uri: Uri): boolean;
    mkdirSync(uri: Uri, options?: MkDirOptions): void;
    chdir(uri: Uri): void;
    readdirEntriesSync(uri: Uri): fs.Dirent[];
    readdirSync(uri: Uri): string[];
    readFileSync(uri: Uri, encoding?: null): Buffer;
    readFileSync(uri: Uri, encoding: BufferEncoding): string;
    writeFileSync(uri: Uri, data: string | Buffer, encoding: BufferEncoding | null): void;
    statSync(uri: Uri): Stats;
    rmdirSync(uri: Uri): void;
    unlinkSync(uri: Uri): void;
    realpathSync(uri: Uri): Uri;
    getModulePath(): Uri;
    createFileSystemWatcher(paths: Uri[], listener: FileWatcherEventHandler): FileWatcher;
    createReadStream(uri: Uri): fs.ReadStream;
    createWriteStream(uri: Uri): fs.WriteStream;
    copyFileSync(src: Uri, dst: Uri): void;
    readFile(uri: Uri): Promise<Buffer>;
    readFileText(uri: Uri, encoding?: BufferEncoding): Promise<string>;
    realCasePath(uri: Uri): Uri;
    isMappedUri(fileUri: Uri): boolean;
    getOriginalUri(mappedFileUri: Uri): Uri;
    getMappedUri(originalFileUri: Uri): Uri;
    isInZip(uri: Uri): boolean;
    mapDirectory(mappedUri: Uri, originalUri: Uri, filter?: (originalUri: Uri, fs: FileSystem) => boolean): Disposable;
    protected clear(): void;
    private _findClosestMatch;
    private _getOriginalEntry;
    private _getInternalOriginalUri;
    private _getMappedEntry;
    private _isOriginalPath;
}