import { TestHost } from '../testHost';
import { FileSystemOptions, TestFileSystem } from './filesystem';
export declare class TextDocument {
    readonly meta: Map<string, string>;
    readonly file: string;
    readonly text: string;
    constructor(file: string, text: string, meta?: Map<string, string>);
}
export interface FileSystemCreateOptions extends FileSystemOptions {
    documents?: readonly TextDocument[];
}
export declare const libFolder: import("../../../common/uri/uri").Uri;
export declare const distlibFolder: import("../../../common/uri/uri").Uri;
export declare const typeshedFolder: import("../../../common/uri/uri").Uri;
export declare const srcFolder: string;
/**
 * Create a virtual file system from a physical file system using the following path mappings:
 *
 *  - `/typeshed-fallback` is a directory mapped to `packages/pyright-internal/typeshed-fallback`
 *  - `/.src` is a virtual directory to be used for tests.
 *
 * @param host it provides an access to host (real) file system
 * @param ignoreCase indicates whether we should ignore casing on this file system or not
 * @param documents initial documents to create in this virtual file system
 * @param files initial files to create in this virtual file system
 * @param cwd initial current working directory in this virtual file system
 * @param time initial time in this virtual file system
 * @param meta initial metadata in this virtual file system
 *
 * all `FileSystemCreateOptions` are optional
 */
export declare function createFromFileSystem(host: TestHost, ignoreCase: boolean, { documents, files, cwd, time, meta }?: FileSystemCreateOptions, mountPaths?: Map<string, string>): TestFileSystem;
export declare function clearCache(): void;