Class InMemory

A simple in-memory file system backed by an InMemoryStore. Files are not persisted across page loads.

Hierarchy

SyncKeyValueFileSystem
- InMemory

Constructors

constructor

new InMemory(): InMemory
Returns InMemory
Overrides SyncKeyValueFileSystem.constructor
- Defined in src/backends/InMemory.ts:49

Properties

`Protected` _ready

_ready: Promise<InMemory> = ...

`Static` Create

Create: any = ...

`Static` `Readonly` Name

Name: "InMemory" = 'InMemory'

`Static` `Readonly` Options

Options: BackendOptions = {}

Accessors

metadata

get metadata(): FileSystemMetadata
Returns FileSystemMetadata
Inherited from SyncKeyValueFileSystem.metadata
- Defined in src/filesystem.ts:672

Methods

_syncSync

_syncSync(p, data, stats): void
Parameters
- p: string
- data: Uint8Array
- stats: Stats
Returns void
Inherited from SyncKeyValueFileSystem._syncSync
- Defined in src/backends/SyncStore.ts:397

access

access(p, mode, cred): Promise<void>
Asynchronous access.
Parameters
- p: string
- mode: number
- cred: Cred
Returns Promise<void>
Inherited from SyncKeyValueFileSystem.access
- Defined in src/filesystem.ts:676

accessSync

accessSync(p, mode, cred): void
Synchronous access.
Parameters
- p: string
- mode: number
- cred: Cred
Returns void
Inherited from SyncKeyValueFileSystem.accessSync
- Defined in src/backends/SyncStore.ts:251

appendFile

appendFile(fname, data, flag, mode, cred): Promise<void>
Asynchronously append data to a file, creating the file if it not yet exists.
Parameters
- fname: string
- data: Uint8Array
- flag: FileFlag
- mode: number
- cred: Cred
Returns Promise<void>
Inherited from SyncKeyValueFileSystem.appendFile
- Defined in src/filesystem.ts:608

appendFileSync

appendFileSync(fname, data, flag, mode, cred): void
Synchronously append data to a file, creating the file if it not yet exists.
Parameters
- fname: string
- data: Uint8Array
- flag: FileFlag
- mode: number
- cred: Cred
Returns void
Inherited from SyncKeyValueFileSystem.appendFileSync
- Defined in src/filesystem.ts:619

chmod

chmod(p, mode, cred): Promise<void>
Asynchronous chmod.
Parameters
- p: string
- mode: number
- cred: Cred
Returns Promise<void>
Inherited from SyncKeyValueFileSystem.chmod
- Defined in src/filesystem.ts:708

chmodSync

chmodSync(p, mode, cred): void
Synchronous chmod.
Parameters
- p: string
- mode: number
- cred: Cred
Returns void
Inherited from SyncKeyValueFileSystem.chmodSync
- Defined in src/backends/SyncStore.ts:387

chown

chown(p, new_uid, new_gid, cred): Promise<void>
Asynchronous chown.
Parameters
- p: string
- new_uid: number
- new_gid: number
- cred: Cred
Returns Promise<void>
Inherited from SyncKeyValueFileSystem.chown
- Defined in src/filesystem.ts:712

chownSync

chownSync(p, new_uid, new_gid, cred): void
Synchronous chown.
Parameters
- p: string
- new_uid: number
- new_gid: number
- cred: Cred
Returns void
Inherited from SyncKeyValueFileSystem.chownSync
- Defined in src/backends/SyncStore.ts:392

createFile

createFile(p, flag, mode, cred): Promise<File>
Create the file at path p with the given mode. Then, open it with the given flag.
Parameters
- p: string
- flag: FileFlag
- mode: number
- cred: Cred
Returns Promise<File>
Inherited from SyncKeyValueFileSystem.createFile
- Defined in src/filesystem.ts:338

createFileSync

createFileSync(p, flag, mode, cred): SyncKeyValueFile
Create the file at path p with the given mode. Then, open it with the given flag.
Parameters
- p: string
- flag: FileFlag
- mode: number
- cred: Cred
Returns SyncKeyValueFile
Inherited from SyncKeyValueFileSystem.createFileSync
- Defined in src/backends/SyncStore.ts:338

empty

empty(): void
Delete all contents stored in the file system.

Returns void
Inherited from SyncKeyValueFileSystem.empty
- Defined in src/backends/SyncStore.ts:245

exists

exists(p, cred): Promise<boolean>
Test whether or not the given path exists by checking with the file system. Then call the callback argument with either true or false.
Parameters
- p: string
- cred: Cred
Returns Promise<boolean>
Inherited from SyncKeyValueFileSystem.exists
- Defined in src/filesystem.ts:482

existsSync

existsSync(p, cred): boolean
Test whether or not the given path exists by checking with the file system.
Parameters
- p: string
- cred: Cred
Returns boolean
Inherited from SyncKeyValueFileSystem.existsSync
- Defined in src/filesystem.ts:490

getName

getName(): string
Returns string
Inherited from SyncKeyValueFileSystem.getName
- Defined in src/backends/SyncStore.ts:226

isReadOnly

isReadOnly(): boolean
Returns boolean
Inherited from SyncKeyValueFileSystem.isReadOnly
- Defined in src/backends/SyncStore.ts:229

link

link(srcpath, dstpath, cred): Promise<void>
Asynchronous link.
Parameters
- srcpath: string
- dstpath: string
- cred: Cred
Returns Promise<void>
Inherited from SyncKeyValueFileSystem.link
- Defined in src/filesystem.ts:720

linkSync

linkSync(srcpath, dstpath, cred): void
Synchronous link.
Parameters
- srcpath: string
- dstpath: string
- cred: Cred
Returns void
Inherited from SyncKeyValueFileSystem.linkSync
- Defined in src/filesystem.ts:651

mkdir

mkdir(p, mode, cred): Promise<void>
Asynchronous mkdir.
Parameters
- p: string
- mode: number
  
  Mode to make the directory using. Can be ignored if the filesystem doesn't support permissions.
- cred: Cred
Returns Promise<void>
Inherited from SyncKeyValueFileSystem.mkdir
- Defined in src/filesystem.ts:700

mkdirSync

mkdirSync(p, mode, cred): void
Synchronous mkdir.
Parameters
- p: string
- mode: number
  
  Mode to make the directory using. Can be ignored if the filesystem doesn't support permissions.
- cred: Cred
Returns void
Inherited from SyncKeyValueFileSystem.mkdirSync
- Defined in src/backends/SyncStore.ts:372

open

open(p, flags, mode, cred): Promise<File>
Asynchronous file open.
Parameters
- p: string
- flags: FileFlag
- mode: number
  
  Mode to use to open the file. Can be ignored if the filesystem doesn't support permissions.
- cred: Cred
Returns Promise<File>

See
http://www.manpagez.com/man/2/open/
Inherited from SyncKeyValueFileSystem.open
- Defined in src/filesystem.ts:688

openFile

openFile(p, flag, cred): Promise<File>
Opens the file at path p with the given flag. The file must exist.
Parameters
- p: string
  
  The path to open.
- flag: FileFlag
  
  The flag to use when opening the file.
- cred: Cred
Returns Promise<File>
Inherited from SyncKeyValueFileSystem.openFile
- Defined in src/filesystem.ts:331

openFileSync

openFileSync(p, flag, cred): SyncKeyValueFile
Opens the file at path p with the given flag. The file must exist.
Parameters
- p: string
  
  The path to open.
- flag: FileFlag
  
  The flag to use when opening the file.
- cred: Cred
Returns SyncKeyValueFile
A File object corresponding to the opened file.
Inherited from SyncKeyValueFileSystem.openFileSync
- Defined in src/backends/SyncStore.ts:346

openSync

openSync(p, flag, mode, cred): File
Synchronous file open.
Parameters
- p: string
- flag: FileFlag
- mode: number
  
  Mode to use to open the file. Can be ignored if the filesystem doesn't support permissions.
- cred: Cred
Returns File

See
http://www.manpagez.com/man/2/open/
Inherited from SyncKeyValueFileSystem.openSync
- Defined in src/filesystem.ts:415

readFile

readFile(fname, flag, cred): Promise<Uint8Array>
Asynchronously reads the entire contents of a file.
Parameters
- fname: string
- flag: FileFlag
- cred: Cred
Returns Promise<Uint8Array>
Inherited from SyncKeyValueFileSystem.readFile
- Defined in src/filesystem.ts:554

readFileSync

readFileSync(fname, flag, cred): Uint8Array
Synchronously reads the entire contents of a file.
Parameters
- fname: string
- flag: FileFlag
- cred: Cred
Returns Uint8Array
Inherited from SyncKeyValueFileSystem.readFileSync
- Defined in src/filesystem.ts:568

readdir

readdir(p, cred): Promise<string[]>
Asynchronous readdir. Reads the contents of a directory.

The callback gets two arguments (err, files) where files is an array of the names of the files in the directory excluding '.' and '..'.
Parameters
- p: string
- cred: Cred
Returns Promise<string[]>
Inherited from SyncKeyValueFileSystem.readdir
- Defined in src/filesystem.ts:704

readdirSync

readdirSync(p, cred): string[]
Synchronous readdir. Reads the contents of a directory.
Parameters
- p: string
- cred: Cred
Returns string[]
Inherited from SyncKeyValueFileSystem.readdirSync
- Defined in src/backends/SyncStore.ts:378

readlink

readlink(p, cred): Promise<string>
Asynchronous readlink.
Parameters
- p: string
- cred: Cred
Returns Promise<string>
Inherited from SyncKeyValueFileSystem.readlink
- Defined in src/filesystem.ts:728

readlinkSync

readlinkSync(p, cred): string
Synchronous readlink.
Parameters
- p: string
- cred: Cred
Returns string
Inherited from SyncKeyValueFileSystem.readlinkSync
- Defined in src/filesystem.ts:663

realpath

realpath(p, cred): Promise<string>
Asynchronous realpath. The callback gets two arguments (err, resolvedPath).

Note that the Node API will resolve path to an absolute path.
Parameters
- p: string
- cred: Cred
Returns Promise<string>
Inherited from SyncKeyValueFileSystem.realpath
- Defined in src/filesystem.ts:498

realpathSync

realpathSync(p, cred): string
Synchronous realpath.

Note that the Node API will resolve path to an absolute path.
Parameters
- p: string
- cred: Cred
Returns string
Inherited from SyncKeyValueFileSystem.realpathSync
- Defined in src/filesystem.ts:517

rename

rename(oldPath, newPath, cred): Promise<void>
Asynchronous rename. No arguments other than a possible exception are given to the completion callback.
Parameters
- oldPath: string
- newPath: string
- cred: Cred
Returns Promise<void>
Inherited from SyncKeyValueFileSystem.rename
- Defined in src/filesystem.ts:680

renameSync

renameSync(oldPath, newPath, cred): void
Synchronous rename.
Parameters
- oldPath: string
- newPath: string
- cred: Cred
Returns void
Inherited from SyncKeyValueFileSystem.renameSync
- Defined in src/backends/SyncStore.ts:259

rmdir

rmdir(p, cred): Promise<void>
Asynchronous rmdir.
Parameters
- p: string
- cred: Cred
Returns Promise<void>
Inherited from SyncKeyValueFileSystem.rmdir
- Defined in src/filesystem.ts:696

rmdirSync

rmdirSync(p, cred): void
Synchronous rmdir.
Parameters
- p: string
- cred: Cred
Returns void
Inherited from SyncKeyValueFileSystem.rmdirSync
- Defined in src/backends/SyncStore.ts:363

stat

stat(p, cred): Promise<Stats>
Asynchronous stat.
Parameters
- p: string
- cred: Cred
Returns Promise<Stats>
Inherited from SyncKeyValueFileSystem.stat
- Defined in src/filesystem.ts:684

statSync

statSync(p, cred): Stats
Synchronous stat.
Parameters
- p: string
- cred: Cred
Returns Stats
Inherited from SyncKeyValueFileSystem.statSync
- Defined in src/backends/SyncStore.ts:329

supportsProps

supportsProps(): boolean
Returns boolean
Inherited from SyncKeyValueFileSystem.supportsProps
- Defined in src/backends/SyncStore.ts:235

supportsSymlinks

supportsSymlinks(): boolean
Returns boolean
Inherited from SyncKeyValueFileSystem.supportsSymlinks
- Defined in src/backends/SyncStore.ts:232

supportsSynch

supportsSynch(): boolean
Returns boolean
Inherited from SyncKeyValueFileSystem.supportsSynch
- Defined in src/backends/SyncStore.ts:238

symlink

symlink(srcpath, dstpath, type, cred): Promise<void>
Asynchronous symlink.
Parameters
- srcpath: string
- dstpath: string
- type: string
  
  can be either 'dir' or 'file'
- cred: Cred
Returns Promise<void>
Inherited from SyncKeyValueFileSystem.symlink
- Defined in src/filesystem.ts:724

symlinkSync

symlinkSync(srcpath, dstpath, type, cred): void
Synchronous symlink.
Parameters
- srcpath: string
- dstpath: string
- type: string
  
  can be either 'dir' or 'file'
- cred: Cred
Returns void
Inherited from SyncKeyValueFileSystem.symlinkSync
- Defined in src/filesystem.ts:657

truncate

truncate(p, len, cred): Promise<void>
Asynchronous truncate.
Parameters
- p: string
- len: number
- cred: Cred
Returns Promise<void>
Inherited from SyncKeyValueFileSystem.truncate
- Defined in src/filesystem.ts:537

truncateSync

truncateSync(p, len, cred): void
Synchronous truncate.
Parameters
- p: string
- len: number
- cred: Cred
Returns void
Inherited from SyncKeyValueFileSystem.truncateSync
- Defined in src/filesystem.ts:545

unlink

unlink(p, cred): Promise<void>
Asynchronous unlink.
Parameters
- p: string
- cred: Cred
Returns Promise<void>
Inherited from SyncKeyValueFileSystem.unlink
- Defined in src/filesystem.ts:692

unlinkSync

unlinkSync(p, cred): void
Synchronous unlink.
Parameters
- p: string
- cred: Cred
Returns void
Inherited from SyncKeyValueFileSystem.unlinkSync
- Defined in src/backends/SyncStore.ts:359

utimes

utimes(p, atime, mtime, cred): Promise<void>
Change file timestamps of the file referenced by the supplied path.
Parameters
- p: string
- atime: Date
- mtime: Date
- cred: Cred
Returns Promise<void>
Inherited from SyncKeyValueFileSystem.utimes
- Defined in src/filesystem.ts:716

utimesSync

utimesSync(p, atime, mtime, cred): void
Change file timestamps of the file referenced by the supplied path.
Parameters
- p: string
- atime: Date
- mtime: Date
- cred: Cred
Returns void
Inherited from SyncKeyValueFileSystem.utimesSync
- Defined in src/filesystem.ts:645

whenReady

whenReady(): Promise<InMemory>
Returns Promise<InMemory>
Inherited from SyncKeyValueFileSystem.whenReady
- Defined in src/filesystem.ts:322

writeFile

writeFile(fname, data, flag, mode, cred): Promise<void>
Asynchronously writes data to a file, replacing the file if it already exists.

The encoding option is ignored if data is a buffer.
Parameters
- fname: string
- data: Uint8Array
- flag: FileFlag
- mode: number
- cred: Cred
Returns Promise<void>
Inherited from SyncKeyValueFileSystem.writeFile
- Defined in src/filesystem.ts:582

writeFileSync

writeFileSync(fname, data, flag, mode, cred): void
Synchronously writes data to a file, replacing the file if it already exists.

The encoding option is ignored if data is a buffer.
Parameters
- fname: string
- data: Uint8Array
- flag: FileFlag
- mode: number
- cred: Cred
Returns void
Inherited from SyncKeyValueFileSystem.writeFileSync
- Defined in src/filesystem.ts:595

`Static` isAvailable

isAvailable(): boolean
Returns boolean
Inherited from SyncKeyValueFileSystem.isAvailable
- Defined in src/backends/SyncStore.ts:213

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