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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 | 44x 44x 44x 44x 44x 44x 44x 44x 44x 44x 603x 22914x 25929x 603x 603x 603x 603x 603x 603x 603x 603x 44x 44x 552x 552x 552x 44x 44x | import Stats from './Stats';
import Dirent from './Dirent';
import {
Volume as _Volume,
StatWatcher,
FSWatcher,
toUnixTimestamp,
IWriteStream,
DirectoryJSON,
NestedDirectoryJSON,
} from './volume';
import { constants } from './constants';
import type { FsPromisesApi } from './node/types';
import type * as misc from './node/types/misc';
import { fsSynchronousApiList } from './node/lists/fsSynchronousApiList';
import { fsCallbackApiList } from './node/lists/fsCallbackApiList';
const { F_OK, R_OK, W_OK, X_OK } = constants;
export { DirectoryJSON, NestedDirectoryJSON };
export const Volume = _Volume;
// Default volume.
export const vol = new _Volume();
export interface IFs extends _Volume {
constants: typeof constants;
Stats: new (...args) => Stats;
Dirent: new (...args) => Dirent;
StatWatcher: new () => StatWatcher;
FSWatcher: new () => FSWatcher;
ReadStream: new (...args) => misc.IReadStream;
WriteStream: new (...args) => IWriteStream;
promises: FsPromisesApi;
_toUnixTimestamp;
}
export function createFsFromVolume(vol: _Volume): IFs {
const fs = { F_OK, R_OK, W_OK, X_OK, constants, Stats, Dirent } as any as IFs;
// Bind FS methods.
for (const method of fsSynchronousApiList) if (typeof vol[method] === 'function') fs[method] = vol[method].bind(vol);
for (const method of fsCallbackApiList) if (typeof vol[method] === 'function') fs[method] = vol[method].bind(vol);
fs.StatWatcher = vol.StatWatcher;
fs.FSWatcher = vol.FSWatcher;
fs.WriteStream = vol.WriteStream;
fs.ReadStream = vol.ReadStream;
fs.promises = vol.promises;
fs._toUnixTimestamp = toUnixTimestamp;
(fs as any).__vol = vol;
return fs;
}
export const fs: IFs = createFsFromVolume(vol);
/**
* Creates a new file system instance.
*
* @param json File system structure expressed as a JSON object.
* Use `null` for empty directories and empty string for empty files.
* @param cwd Current working directory. The JSON structure will be created
* relative to this path.
* @returns A `memfs` file system instance, which is a drop-in replacement for
* the `fs` module.
*/
export const memfs = (json: NestedDirectoryJSON = {}, cwd: string = '/'): { fs: IFs; vol: _Volume } => {
const vol = Volume.fromNestedJSON(json, cwd);
const fs = createFsFromVolume(vol);
return { fs, vol };
};
export type IFsWithVolume = IFs & { __vol: _Volume };
declare let module;
module.exports = { ...module.exports, ...fs };
module.exports.semantic = true;
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