mirror of
https://github.com/denoland/deno.git
synced 2024-12-24 08:09:08 -05:00
0dd131d4a5
There's a lot of variation in doc comments and internal code about whether chmod/0o777-style permissions are called `mode` or `perm`. (For example, mkdir and writeFile choose differently.) Had proposed earlier to go consistently with `perm`, but on balance devs prefer to go with `mode`.
2409 lines
89 KiB
TypeScript
2409 lines
89 KiB
TypeScript
// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
|
||
|
||
/// <reference no-default-lib="true" />
|
||
/// <reference lib="esnext" />
|
||
|
||
declare namespace Deno {
|
||
/** The current process id of the runtime. */
|
||
export let pid: number;
|
||
|
||
/** Reflects the NO_COLOR environment variable.
|
||
*
|
||
* See: https://no-color.org/ */
|
||
export let noColor: boolean;
|
||
|
||
export type TestFunction = () => void | Promise<void>;
|
||
|
||
export interface TestDefinition {
|
||
fn: TestFunction;
|
||
name: string;
|
||
}
|
||
|
||
/** Register a test which will be run when `deno test` is used on the command
|
||
* line and the containing module looks like a test module, or explicitly
|
||
* when `Deno.runTests` is used */
|
||
export function test(t: TestDefinition): void;
|
||
/** Register a test which will be run when `deno test` is used on the command
|
||
* line and the containing module looks like a test module, or explicitly
|
||
* when `Deno.runTests` is used */
|
||
export function test(fn: TestFunction): void;
|
||
/** Register a test which will be run when `deno test` is used on the command
|
||
* line and the containing module looks like a test module, or explicitly
|
||
* when `Deno.runTests` is used */
|
||
export function test(name: string, fn: TestFunction): void;
|
||
|
||
export interface RunTestsOptions {
|
||
/** If `true`, Deno will exit with status code 1 if there was
|
||
* test failure. Defaults to `true`. */
|
||
exitOnFail?: boolean;
|
||
/** If `true`, Deno will exit upon first test failure Defaults to `false`. */
|
||
failFast?: boolean;
|
||
/** String or RegExp used to filter test to run. Only test with names
|
||
* matching provided `String` or `RegExp` will be run. */
|
||
only?: string | RegExp;
|
||
/** String or RegExp used to skip tests to run. Tests with names
|
||
* matching provided `String` or `RegExp` will not be run. */
|
||
skip?: string | RegExp;
|
||
/** Disable logging of the results. Defaults to `false`. */
|
||
disableLog?: boolean;
|
||
}
|
||
|
||
/** Run any tests which have been registered. Always resolves
|
||
* asynchronously. */
|
||
export function runTests(opts?: RunTestsOptions): Promise<void>;
|
||
|
||
/** Get the `loadavg`. Requires `allow-env` permission.
|
||
*
|
||
* console.log(Deno.loadavg());
|
||
*/
|
||
export function loadavg(): number[];
|
||
|
||
/** Get the `hostname`. Requires `allow-env` permission.
|
||
*
|
||
* console.log(Deno.hostname());
|
||
*/
|
||
export function hostname(): string;
|
||
|
||
/** Get the OS release. Requires `allow-env` permission.
|
||
*
|
||
* console.log(Deno.osRelease());
|
||
*/
|
||
export function osRelease(): string;
|
||
|
||
/** Exit the Deno process with optional exit code. */
|
||
export function exit(code?: number): never;
|
||
|
||
/** Returns a snapshot of the environment variables at invocation. Mutating a
|
||
* property in the object will set that variable in the environment for the
|
||
* process. The environment object will only accept `string`s as values.
|
||
*
|
||
* const myEnv = Deno.env();
|
||
* console.log(myEnv.SHELL);
|
||
* myEnv.TEST_VAR = "HELLO";
|
||
* const newEnv = Deno.env();
|
||
* console.log(myEnv.TEST_VAR == newEnv.TEST_VAR);
|
||
*
|
||
* Requires `allow-env` permission. */
|
||
export function env(): {
|
||
[index: string]: string;
|
||
};
|
||
|
||
/** Returns the value of an environment variable at invocation. If the
|
||
* variable is not present, `undefined` will be returned.
|
||
*
|
||
* const myEnv = Deno.env();
|
||
* console.log(myEnv.SHELL);
|
||
* myEnv.TEST_VAR = "HELLO";
|
||
* const newEnv = Deno.env();
|
||
* console.log(myEnv.TEST_VAR == newEnv.TEST_VAR);
|
||
*
|
||
* Requires `allow-env` permission. */
|
||
export function env(key: string): string | undefined;
|
||
|
||
/** **UNSTABLE** */
|
||
export type DirKind =
|
||
| "home"
|
||
| "cache"
|
||
| "config"
|
||
| "executable"
|
||
| "data"
|
||
| "data_local"
|
||
| "audio"
|
||
| "desktop"
|
||
| "document"
|
||
| "download"
|
||
| "font"
|
||
| "picture"
|
||
| "public"
|
||
| "template"
|
||
| "tmp"
|
||
| "video";
|
||
|
||
// TODO(ry) markdown in jsdoc broken https://deno.land/typedoc/index.html#dir
|
||
/**
|
||
* **UNSTABLE**: Might rename method `dir` and type alias `DirKind`.
|
||
*
|
||
* Returns the user and platform specific directories.
|
||
*
|
||
* Requires `allow-env` permission.
|
||
*
|
||
* Returns `null` if there is no applicable directory or if any other error
|
||
* occurs.
|
||
*
|
||
* Argument values: `"home"`, `"cache"`, `"config"`, `"executable"`, `"data"`,
|
||
* `"data_local"`, `"audio"`, `"desktop"`, `"document"`, `"download"`,
|
||
* `"font"`, `"picture"`, `"public"`, `"template"`, `"tmp"`, `"video"`
|
||
*
|
||
* `"cache"`
|
||
*
|
||
* |Platform | Value | Example |
|
||
* | ------- | ----------------------------------- | ---------------------------- |
|
||
* | Linux | `$XDG_CACHE_HOME` or `$HOME`/.cache | /home/alice/.cache |
|
||
* | macOS | `$HOME`/Library/Caches | /Users/Alice/Library/Caches |
|
||
* | Windows | `{FOLDERID_LocalAppData}` | C:\Users\Alice\AppData\Local |
|
||
*
|
||
* `"config"`
|
||
*
|
||
* |Platform | Value | Example |
|
||
* | ------- | ------------------------------------- | -------------------------------- |
|
||
* | Linux | `$XDG_CONFIG_HOME` or `$HOME`/.config | /home/alice/.config |
|
||
* | macOS | `$HOME`/Library/Preferences | /Users/Alice/Library/Preferences |
|
||
* | Windows | `{FOLDERID_RoamingAppData}` | C:\Users\Alice\AppData\Roaming |
|
||
*
|
||
* `"executable"`
|
||
*
|
||
* |Platform | Value | Example |
|
||
* | ------- | --------------------------------------------------------------- | -----------------------|
|
||
* | Linux | `XDG_BIN_HOME` or `$XDG_DATA_HOME`/../bin or `$HOME`/.local/bin | /home/alice/.local/bin |
|
||
* | macOS | - | - |
|
||
* | Windows | - | - |
|
||
*
|
||
* `"data"`
|
||
*
|
||
* |Platform | Value | Example |
|
||
* | ------- | ---------------------------------------- | ---------------------------------------- |
|
||
* | Linux | `$XDG_DATA_HOME` or `$HOME`/.local/share | /home/alice/.local/share |
|
||
* | macOS | `$HOME`/Library/Application Support | /Users/Alice/Library/Application Support |
|
||
* | Windows | `{FOLDERID_RoamingAppData}` | C:\Users\Alice\AppData\Roaming |
|
||
*
|
||
* `"data_local"`
|
||
*
|
||
* |Platform | Value | Example |
|
||
* | ------- | ---------------------------------------- | ---------------------------------------- |
|
||
* | Linux | `$XDG_DATA_HOME` or `$HOME`/.local/share | /home/alice/.local/share |
|
||
* | macOS | `$HOME`/Library/Application Support | /Users/Alice/Library/Application Support |
|
||
* | Windows | `{FOLDERID_LocalAppData}` | C:\Users\Alice\AppData\Local |
|
||
*
|
||
* `"audio"`
|
||
*
|
||
* |Platform | Value | Example |
|
||
* | ------- | ------------------ | -------------------- |
|
||
* | Linux | `XDG_MUSIC_DIR` | /home/alice/Music |
|
||
* | macOS | `$HOME`/Music | /Users/Alice/Music |
|
||
* | Windows | `{FOLDERID_Music}` | C:\Users\Alice\Music |
|
||
*
|
||
* `"desktop"`
|
||
*
|
||
* |Platform | Value | Example |
|
||
* | ------- | -------------------- | ---------------------- |
|
||
* | Linux | `XDG_DESKTOP_DIR` | /home/alice/Desktop |
|
||
* | macOS | `$HOME`/Desktop | /Users/Alice/Desktop |
|
||
* | Windows | `{FOLDERID_Desktop}` | C:\Users\Alice\Desktop |
|
||
*
|
||
* `"document"`
|
||
*
|
||
* |Platform | Value | Example |
|
||
* | ------- | ---------------------- | ------------------------ |
|
||
* | Linux | `XDG_DOCUMENTS_DIR` | /home/alice/Documents |
|
||
* | macOS | `$HOME`/Documents | /Users/Alice/Documents |
|
||
* | Windows | `{FOLDERID_Documents}` | C:\Users\Alice\Documents |
|
||
*
|
||
* `"download"`
|
||
*
|
||
* |Platform | Value | Example |
|
||
* | ------- | ---------------------- | ------------------------ |
|
||
* | Linux | `XDG_DOWNLOAD_DIR` | /home/alice/Downloads |
|
||
* | macOS | `$HOME`/Downloads | /Users/Alice/Downloads |
|
||
* | Windows | `{FOLDERID_Downloads}` | C:\Users\Alice\Downloads |
|
||
*
|
||
* `"font"`
|
||
*
|
||
* |Platform | Value | Example |
|
||
* | ------- | ---------------------------------------------------- | ------------------------------ |
|
||
* | Linux | `$XDG_DATA_HOME`/fonts or `$HOME`/.local/share/fonts | /home/alice/.local/share/fonts |
|
||
* | macOS | `$HOME/Library/Fonts` | /Users/Alice/Library/Fonts |
|
||
* | Windows | – | – |
|
||
*
|
||
* `"picture"`
|
||
*
|
||
* |Platform | Value | Example |
|
||
* | ------- | --------------------- | ----------------------- |
|
||
* | Linux | `XDG_PICTURES_DIR` | /home/alice/Pictures |
|
||
* | macOS | `$HOME`/Pictures | /Users/Alice/Pictures |
|
||
* | Windows | `{FOLDERID_Pictures}` | C:\Users\Alice\Pictures |
|
||
*
|
||
* `"public"`
|
||
*
|
||
* |Platform | Value | Example |
|
||
* | ------- | --------------------- | ------------------- |
|
||
* | Linux | `XDG_PUBLICSHARE_DIR` | /home/alice/Public |
|
||
* | macOS | `$HOME`/Public | /Users/Alice/Public |
|
||
* | Windows | `{FOLDERID_Public}` | C:\Users\Public |
|
||
*
|
||
* `"template"`
|
||
*
|
||
* |Platform | Value | Example |
|
||
* | ------- | ---------------------- | ---------------------------------------------------------- |
|
||
* | Linux | `XDG_TEMPLATES_DIR` | /home/alice/Templates |
|
||
* | macOS | – | – |
|
||
* | Windows | `{FOLDERID_Templates}` | C:\Users\Alice\AppData\Roaming\Microsoft\Windows\Templates |
|
||
*
|
||
* `"tmp"`
|
||
*
|
||
* |Platform | Value | Example |
|
||
* | ------- | ---------------------- | ---------------------------------------------------------- |
|
||
* | Linux | `TMPDIR` | /tmp |
|
||
* | macOS | `TMPDIR` | /tmp |
|
||
* | Windows | `{TMP}` | C:\Users\Alice\AppData\Local\Temp |
|
||
*
|
||
* `"video"`
|
||
*
|
||
* |Platform | Value | Example |
|
||
* | ------- | ------------------- | --------------------- |
|
||
* | Linux | `XDG_VIDEOS_DIR` | /home/alice/Videos |
|
||
* | macOS | `$HOME`/Movies | /Users/Alice/Movies |
|
||
* | Windows | `{FOLDERID_Videos}` | C:\Users\Alice\Videos |
|
||
*
|
||
*/
|
||
export function dir(kind: DirKind): string | null;
|
||
|
||
/**
|
||
* Returns the path to the current deno executable.
|
||
*
|
||
* Requires `allow-env` permission.
|
||
*/
|
||
export function execPath(): string;
|
||
|
||
// @url js/dir.d.ts
|
||
|
||
/**
|
||
* **UNSTABLE**: maybe needs permissions.
|
||
*
|
||
* Return a string representing the current working directory.
|
||
*
|
||
* If the current directory can be reached via multiple paths (due to symbolic
|
||
* links), `cwd()` may return any one of them.
|
||
*
|
||
* Throws `Deno.errors.NotFound` if directory not available.
|
||
*/
|
||
export function cwd(): string;
|
||
|
||
/**
|
||
* **UNSTABLE**: maybe needs permissions.
|
||
*
|
||
* Change the current working directory to the specified path.
|
||
*
|
||
* Throws `Deno.errors.NotFound` if directory not available.
|
||
*/
|
||
export function chdir(directory: string): void;
|
||
|
||
/** **UNSTABLE**: might move to `Deno.symbols`. */
|
||
export const EOF: unique symbol;
|
||
export type EOF = typeof EOF;
|
||
|
||
// @url js/io.d.ts
|
||
|
||
/** **UNSTABLE**: might remove `"SEEK_"` prefix. Might not use all-caps. */
|
||
export enum SeekMode {
|
||
SEEK_START = 0,
|
||
SEEK_CURRENT = 1,
|
||
SEEK_END = 2
|
||
}
|
||
|
||
/** **UNSTABLE**: might make `Reader` into iterator of some sort. */
|
||
export interface Reader {
|
||
/** Reads up to `p.byteLength` bytes into `p`. It resolves to the number of
|
||
* bytes read (`0` < `n` <= `p.byteLength`) and rejects if any error
|
||
* encountered. Even if `read()` resolves to `n` < `p.byteLength`, it may
|
||
* use all of `p` as scratch space during the call. If some data is
|
||
* available but not `p.byteLength` bytes, `read()` conventionally resolves
|
||
* to what is available instead of waiting for more.
|
||
*
|
||
* When `read()` encounters end-of-file condition, it resolves to
|
||
* `Deno.EOF` symbol.
|
||
*
|
||
* When `read()` encounters an error, it rejects with an error.
|
||
*
|
||
* Callers should always process the `n` > `0` bytes returned before
|
||
* considering the `EOF`. Doing so correctly handles I/O errors that happen
|
||
* after reading some bytes and also both of the allowed EOF behaviors.
|
||
*
|
||
* Implementations should not retain a reference to `p`.
|
||
*/
|
||
read(p: Uint8Array): Promise<number | EOF>;
|
||
}
|
||
|
||
export interface SyncReader {
|
||
/** Reads up to `p.byteLength` bytes into `p`. It resolves to the number
|
||
* of bytes read (`0` < `n` <= `p.byteLength`) and rejects if any error
|
||
* encountered. Even if `read()` returns `n` < `p.byteLength`, it may use
|
||
* all of `p` as scratch space during the call. If some data is available
|
||
* but not `p.byteLength` bytes, `read()` conventionally returns what is
|
||
* available instead of waiting for more.
|
||
*
|
||
* When `readSync()` encounters end-of-file condition, it returns `Deno.EOF`
|
||
* symbol.
|
||
*
|
||
* When `readSync()` encounters an error, it throws with an error.
|
||
*
|
||
* Callers should always process the `n` > `0` bytes returned before
|
||
* considering the `EOF`. Doing so correctly handles I/O errors that happen
|
||
* after reading some bytes and also both of the allowed EOF behaviors.
|
||
*
|
||
* Implementations should not retain a reference to `p`.
|
||
*/
|
||
readSync(p: Uint8Array): number | EOF;
|
||
}
|
||
|
||
export interface Writer {
|
||
/** Writes `p.byteLength` bytes from `p` to the underlying data stream. It
|
||
* resolves to the number of bytes written from `p` (`0` <= `n` <=
|
||
* `p.byteLength`) or reject with the error encountered that caused the
|
||
* write to stop early. `write()` must reject with a non-null error if
|
||
* would resolve to `n` < `p.byteLength`. `write()` must not modify the
|
||
* slice data, even temporarily.
|
||
*
|
||
* Implementations should not retain a reference to `p`.
|
||
*/
|
||
write(p: Uint8Array): Promise<number>;
|
||
}
|
||
|
||
export interface SyncWriter {
|
||
/** Writes `p.byteLength` bytes from `p` to the underlying data
|
||
* stream. It returns the number of bytes written from `p` (`0` <= `n`
|
||
* <= `p.byteLength`) and any error encountered that caused the write to
|
||
* stop early. `writeSync()` must throw a non-null error if it returns `n` <
|
||
* `p.byteLength`. `writeSync()` must not modify the slice data, even
|
||
* temporarily.
|
||
*
|
||
* Implementations should not retain a reference to `p`.
|
||
*/
|
||
writeSync(p: Uint8Array): number;
|
||
}
|
||
|
||
export interface Closer {
|
||
close(): void;
|
||
}
|
||
|
||
export interface Seeker {
|
||
/** Seek sets the offset for the next `read()` or `write()` to offset,
|
||
* interpreted according to `whence`: `SEEK_START` means relative to the
|
||
* start of the file, `SEEK_CURRENT` means relative to the current offset,
|
||
* and `SEEK_END` means relative to the end. Seek resolves to the new offset
|
||
* relative to the start of the file.
|
||
*
|
||
* Seeking to an offset before the start of the file is an error. Seeking to
|
||
* any positive offset is legal, but the behavior of subsequent I/O
|
||
* operations on the underlying object is implementation-dependent.
|
||
* It returns the number of cursor position.
|
||
*/
|
||
seek(offset: number, whence: SeekMode): Promise<number>;
|
||
}
|
||
|
||
export interface SyncSeeker {
|
||
/** Seek sets the offset for the next `readSync()` or `writeSync()` to
|
||
* offset, interpreted according to `whence`: `SEEK_START` means relative
|
||
* to the start of the file, `SEEK_CURRENT` means relative to the current
|
||
* offset, and `SEEK_END` means relative to the end.
|
||
*
|
||
* Seeking to an offset before the start of the file is an error. Seeking to
|
||
* any positive offset is legal, but the behavior of subsequent I/O
|
||
* operations on the underlying object is implementation-dependent.
|
||
*/
|
||
seekSync(offset: number, whence: SeekMode): number;
|
||
}
|
||
|
||
export interface ReadCloser extends Reader, Closer {}
|
||
export interface WriteCloser extends Writer, Closer {}
|
||
export interface ReadSeeker extends Reader, Seeker {}
|
||
export interface WriteSeeker extends Writer, Seeker {}
|
||
export interface ReadWriteCloser extends Reader, Writer, Closer {}
|
||
export interface ReadWriteSeeker extends Reader, Writer, Seeker {}
|
||
|
||
/** Copies from `src` to `dst` until either `EOF` is reached on `src` or an
|
||
* error occurs. It resolves to the number of bytes copied or rejects with
|
||
* the first error encountered while copying.
|
||
*
|
||
* Because `copy()` is defined to read from `src` until `EOF`, it does not
|
||
* treat an `EOF` from `read()` as an error to be reported.
|
||
*/
|
||
export function copy(dst: Writer, src: Reader): Promise<number>;
|
||
|
||
/** Turns `r` into async iterator.
|
||
*
|
||
* for await (const chunk of toAsyncIterator(reader)) {
|
||
* console.log(chunk);
|
||
* }
|
||
*/
|
||
export function toAsyncIterator(r: Reader): AsyncIterableIterator<Uint8Array>;
|
||
|
||
// @url js/files.d.ts
|
||
|
||
/** Synchronously open a file and return an instance of the `File` object.
|
||
*
|
||
* const file = Deno.openSync("/foo/bar.txt", { read: true, write: true });
|
||
*
|
||
* Requires `allow-read` and `allow-write` permissions depending on mode.
|
||
*/
|
||
export function openSync(path: string, options?: OpenOptions): File;
|
||
|
||
/** Synchronously open a file and return an instance of the `File` object.
|
||
*
|
||
* const file = Deno.openSync("/foo/bar.txt", "r");
|
||
*
|
||
* Requires `allow-read` and `allow-write` permissions depending on mode.
|
||
*/
|
||
export function openSync(path: string, mode?: OpenMode): File;
|
||
|
||
/** Open a file and resolve to an instance of the `File` object.
|
||
*
|
||
* const file = await Deno.open("/foo/bar.txt", { read: true, write: true });
|
||
*
|
||
* Requires `allow-read` and `allow-write` permissions depending on mode.
|
||
*/
|
||
export function open(path: string, options?: OpenOptions): Promise<File>;
|
||
|
||
/** Open a file and resolves to an instance of `Deno.File`.
|
||
*
|
||
* const file = await Deno.open("/foo/bar.txt, "w+");
|
||
*
|
||
* Requires `allow-read` and `allow-write` permissions depending on mode.
|
||
*/
|
||
export function open(path: string, mode?: OpenMode): Promise<File>;
|
||
|
||
/** Creates a file if none exists or truncates an existing file and returns
|
||
* an instance of `Deno.File`.
|
||
*
|
||
* const file = Deno.createSync("/foo/bar.txt");
|
||
*
|
||
* Requires `allow-read` and `allow-write` permissions.
|
||
*/
|
||
export function createSync(path: string): File;
|
||
|
||
/** Creates a file if none exists or truncates an existing file and resolves to
|
||
* an instance of `Deno.File`.
|
||
*
|
||
* const file = await Deno.create("/foo/bar.txt");
|
||
*
|
||
* Requires `allow-read` and `allow-write` permissions.
|
||
*/
|
||
export function create(path: string): Promise<File>;
|
||
|
||
/** Synchronously read from a file ID into an array buffer.
|
||
*
|
||
* Returns `number | EOF` for the operation.
|
||
*
|
||
* const file = Deno.openSync("/foo/bar.txt");
|
||
* const buf = new Uint8Array(100);
|
||
* const nread = Deno.readSync(file.rid, buf);
|
||
* const text = new TextDecoder().decode(buf);
|
||
*/
|
||
export function readSync(rid: number, p: Uint8Array): number | EOF;
|
||
|
||
/** Read from a resource ID into an array buffer.
|
||
*
|
||
* Resolves to the `number | EOF` for the operation.
|
||
*
|
||
* const file = await Deno.open("/foo/bar.txt");
|
||
* const buf = new Uint8Array(100);
|
||
* const nread = await Deno.read(file.rid, buf);
|
||
* const text = new TextDecoder().decode(buf);
|
||
*/
|
||
export function read(rid: number, p: Uint8Array): Promise<number | EOF>;
|
||
|
||
/** Synchronously write to the resource ID the contents of the array buffer.
|
||
*
|
||
* Resolves to the number of bytes written.
|
||
*
|
||
* const encoder = new TextEncoder();
|
||
* const data = encoder.encode("Hello world\n");
|
||
* const file = Deno.openSync("/foo/bar.txt");
|
||
* Deno.writeSync(file.rid, data);
|
||
*/
|
||
export function writeSync(rid: number, p: Uint8Array): number;
|
||
|
||
/** Write to the resource ID the contents of the array buffer.
|
||
*
|
||
* Resolves to the number of bytes written.
|
||
*
|
||
* const encoder = new TextEncoder();
|
||
* const data = encoder.encode("Hello world\n");
|
||
* const file = await Deno.open("/foo/bar.txt");
|
||
* await Deno.write(file.rid, data);
|
||
*/
|
||
export function write(rid: number, p: Uint8Array): Promise<number>;
|
||
|
||
/** Synchronously seek a file ID to the given offset under mode given by `whence`.
|
||
*
|
||
* const file = Deno.openSync("/foo/bar.txt");
|
||
* Deno.seekSync(file.rid, 0, 0);
|
||
*/
|
||
export function seekSync(
|
||
rid: number,
|
||
offset: number,
|
||
whence: SeekMode
|
||
): number;
|
||
|
||
/** Seek a file ID to the given offset under mode given by `whence`.
|
||
*
|
||
* const file = await Deno.open("/foo/bar.txt");
|
||
* await Deno.seek(file.rid, 0, 0);
|
||
*/
|
||
export function seek(
|
||
rid: number,
|
||
offset: number,
|
||
whence: SeekMode
|
||
): Promise<number>;
|
||
|
||
/** Close the given resource ID. */
|
||
export function close(rid: number): void;
|
||
|
||
/** The Deno abstraction for reading and writing files. */
|
||
export class File
|
||
implements
|
||
Reader,
|
||
SyncReader,
|
||
Writer,
|
||
SyncWriter,
|
||
Seeker,
|
||
SyncSeeker,
|
||
Closer {
|
||
readonly rid: number;
|
||
constructor(rid: number);
|
||
write(p: Uint8Array): Promise<number>;
|
||
writeSync(p: Uint8Array): number;
|
||
read(p: Uint8Array): Promise<number | EOF>;
|
||
readSync(p: Uint8Array): number | EOF;
|
||
seek(offset: number, whence: SeekMode): Promise<number>;
|
||
seekSync(offset: number, whence: SeekMode): number;
|
||
close(): void;
|
||
}
|
||
|
||
/** An instance of `Deno.File` for `stdin`. */
|
||
export const stdin: File;
|
||
/** An instance of `Deno.File` for `stdout`. */
|
||
export const stdout: File;
|
||
/** An instance of `Deno.File` for `stderr`. */
|
||
export const stderr: File;
|
||
|
||
export interface OpenOptions {
|
||
/** Sets the option for read access. This option, when `true`, means that the
|
||
* file should be read-able if opened. */
|
||
read?: boolean;
|
||
/** Sets the option for write access. This option, when `true`, means that
|
||
* the file should be write-able if opened. If the file already exists,
|
||
* any write calls on it will overwrite its contents, by default without
|
||
* truncating it. */
|
||
write?: boolean;
|
||
/**Sets the option for the append mode. This option, when `true`, means that
|
||
* writes will append to a file instead of overwriting previous contents.
|
||
* Note that setting `{ write: true, append: true }` has the same effect as
|
||
* setting only `{ append: true }`. */
|
||
append?: boolean;
|
||
/** Sets the option for truncating a previous file. If a file is
|
||
* successfully opened with this option set it will truncate the file to `0`
|
||
* length if it already exists. The file must be opened with write access
|
||
* for truncate to work. */
|
||
truncate?: boolean;
|
||
/** Sets the option to allow creating a new file, if one doesn't already
|
||
* exist at the specified path. Requires write or append access to be
|
||
* used. */
|
||
create?: boolean;
|
||
/** Defaults to `false`. If set to `true`, no file, directory, or symlink is
|
||
* allowed to exist at the target location. Requires write or append
|
||
* access to be used. When createNew is set to `true`, create and truncate
|
||
* are ignored. */
|
||
createNew?: boolean;
|
||
}
|
||
|
||
/** A set of string literals which specify the open mode of a file.
|
||
*
|
||
* |Value |Description |
|
||
* |------|--------------------------------------------------------------------------------------------------|
|
||
* |`"r"` |Read-only. Default. Starts at beginning of file. |
|
||
* |`"r+"`|Read-write. Start at beginning of file. |
|
||
* |`"w"` |Write-only. Opens and truncates existing file or creates new one for writing only. |
|
||
* |`"w+"`|Read-write. Opens and truncates existing file or creates new one for writing and reading. |
|
||
* |`"a"` |Write-only. Opens existing file or creates new one. Each write appends content to the end of file.|
|
||
* |`"a+"`|Read-write. Behaves like `"a"` and allows to read from file. |
|
||
* |`"x"` |Write-only. Exclusive create - creates new file only if one doesn't exist already. |
|
||
* |`"x+"`|Read-write. Behaves like `x` and allows reading from file. |
|
||
*/
|
||
export type OpenMode = "r" | "r+" | "w" | "w+" | "a" | "a+" | "x" | "x+";
|
||
|
||
// @url js/tty.d.ts
|
||
|
||
/** **UNSTABLE**: newly added API
|
||
*
|
||
* Check if a given resource is TTY. */
|
||
export function isatty(rid: number): boolean;
|
||
|
||
/** **UNSTABLE**: newly added API
|
||
*
|
||
* Set TTY to be under raw mode or not. */
|
||
export function setRaw(rid: number, mode: boolean): void;
|
||
|
||
// @url js/buffer.d.ts
|
||
|
||
/** A variable-sized buffer of bytes with `read()` and `write()` methods.
|
||
*
|
||
* Based on [Go Buffer](https://golang.org/pkg/bytes/#Buffer). */
|
||
export class Buffer implements Reader, SyncReader, Writer, SyncWriter {
|
||
private buf;
|
||
private off;
|
||
private _tryGrowByReslice;
|
||
private _reslice;
|
||
private _grow;
|
||
|
||
constructor(ab?: ArrayBuffer);
|
||
/** Returns a slice holding the unread portion of the buffer.
|
||
*
|
||
* The slice is valid for use only until the next buffer modification (that
|
||
* is, only until the next call to a method like `read()`, `write()`,
|
||
* `reset()`, or `truncate()`). The slice aliases the buffer content at
|
||
* least until the next buffer modification, so immediate changes to the
|
||
* slice will affect the result of future reads. */
|
||
bytes(): Uint8Array;
|
||
/** Returns the contents of the unread portion of the buffer as a `string`.
|
||
*
|
||
* **Warning**: if multibyte characters are present when data is flowing
|
||
* through the buffer, this method may result in incorrect strings due to a
|
||
* character being split. */
|
||
toString(): string;
|
||
/** Returns whether the unread portion of the buffer is empty. */
|
||
empty(): boolean;
|
||
/** A read only number of bytes of the unread portion of the buffer. */
|
||
readonly length: number;
|
||
/** The read only capacity of the buffer's underlying byte slice, that is,
|
||
* the total space allocated for the buffer's data. */
|
||
readonly capacity: number;
|
||
/** Discards all but the first `n` unread bytes from the buffer but
|
||
* continues to use the same allocated storage. It throws if `n` is
|
||
* negative or greater than the length of the buffer. */
|
||
truncate(n: number): void;
|
||
/** Resets the buffer to be empty, but it retains the underlying storage for
|
||
* use by future writes. `.reset()` is the same as `.truncate(0)`. */
|
||
reset(): void;
|
||
/** Reads the next `p.length` bytes from the buffer or until the buffer is
|
||
* drained. Returns the number of bytes read. If the buffer has no data to
|
||
* return, the return is `Deno.EOF`. */
|
||
readSync(p: Uint8Array): number | EOF;
|
||
/** Reads the next `p.length` bytes from the buffer or until the buffer is
|
||
* drained. Resolves to the number of bytes read. If the buffer has no
|
||
* data to return, resolves to `Deno.EOF`. */
|
||
read(p: Uint8Array): Promise<number | EOF>;
|
||
writeSync(p: Uint8Array): number;
|
||
write(p: Uint8Array): Promise<number>;
|
||
/** Grows the buffer's capacity, if necessary, to guarantee space for
|
||
* another `n` bytes. After `.grow(n)`, at least `n` bytes can be written to
|
||
* the buffer without another allocation. If `n` is negative, `.grow()` will
|
||
* throw. If the buffer can't grow it will throw an error.
|
||
*
|
||
* Based on Go Lang's
|
||
* [Buffer.Grow](https://golang.org/pkg/bytes/#Buffer.Grow). */
|
||
grow(n: number): void;
|
||
/** Reads data from `r` until `Deno.EOF` and appends it to the buffer,
|
||
* growing the buffer as needed. It resolves to the number of bytes read.
|
||
* If the buffer becomes too large, `.readFrom()` will reject with an error.
|
||
*
|
||
* Based on Go Lang's
|
||
* [Buffer.ReadFrom](https://golang.org/pkg/bytes/#Buffer.ReadFrom). */
|
||
readFrom(r: Reader): Promise<number>;
|
||
/** Reads data from `r` until `Deno.EOF` and appends it to the buffer,
|
||
* growing the buffer as needed. It returns the number of bytes read. If the
|
||
* buffer becomes too large, `.readFromSync()` will throw an error.
|
||
*
|
||
* Based on Go Lang's
|
||
* [Buffer.ReadFrom](https://golang.org/pkg/bytes/#Buffer.ReadFrom). */
|
||
readFromSync(r: SyncReader): number;
|
||
}
|
||
|
||
/** Read `r` until `Deno.EOF` and resolves to the content as
|
||
* `Uint8Array`. */
|
||
export function readAll(r: Reader): Promise<Uint8Array>;
|
||
|
||
/** Read `r` until `Deno.EOF` and returns the content as `Uint8Array`. */
|
||
export function readAllSync(r: SyncReader): Uint8Array;
|
||
|
||
/** Write all the content of `arr` to `w`. */
|
||
export function writeAll(w: Writer, arr: Uint8Array): Promise<void>;
|
||
|
||
/** Synchronously write all the content of `arr` to `w`. */
|
||
export function writeAllSync(w: SyncWriter, arr: Uint8Array): void;
|
||
|
||
// @url js/mkdir.d.ts
|
||
|
||
export interface MkdirOptions {
|
||
/** Defaults to `false`. If set to `true`, means that any intermediate
|
||
* directories will also be created (as with the shell command `mkdir -p`).
|
||
* Intermediate directories are created with the same permissions.
|
||
* When recursive is set to `true`, succeeds silently (without changing any
|
||
* permissions) if a directory already exists at the path. */
|
||
recursive?: boolean;
|
||
/** Permissions to use when creating the directory (defaults to `0o777`,
|
||
* before the process's umask).
|
||
* Does nothing/raises on Windows. */
|
||
mode?: number;
|
||
}
|
||
|
||
/** Synchronously creates a new directory with the specified path.
|
||
*
|
||
* Deno.mkdirSync("new_dir");
|
||
* Deno.mkdirSync("nested/directories", { recursive: true });
|
||
*
|
||
* Requires `allow-write` permission. */
|
||
export function mkdirSync(path: string, options?: MkdirOptions): void;
|
||
|
||
/** @deprecated */
|
||
export function mkdirSync(
|
||
path: string,
|
||
recursive?: boolean,
|
||
mode?: number
|
||
): void;
|
||
|
||
/** Creates a new directory with the specified path.
|
||
*
|
||
* await Deno.mkdir("new_dir");
|
||
* await Deno.mkdir("nested/directories", { recursive: true });
|
||
*
|
||
* Requires `allow-write` permission. */
|
||
export function mkdir(path: string, options?: MkdirOptions): Promise<void>;
|
||
|
||
/** @deprecated */
|
||
export function mkdir(
|
||
path: string,
|
||
recursive?: boolean,
|
||
mode?: number
|
||
): Promise<void>;
|
||
|
||
// @url js/make_temp.d.ts
|
||
|
||
export interface MakeTempOptions {
|
||
/** Directory where the temporary directory should be created (defaults to
|
||
* the env variable TMPDIR, or the system's default, usually /tmp). */
|
||
dir?: string;
|
||
/** String that should precede the random portion of the temporary
|
||
* directory's name. */
|
||
prefix?: string;
|
||
/** String that should follow the random portion of the temporary
|
||
* directory's name. */
|
||
suffix?: string;
|
||
}
|
||
|
||
/** Synchronously creates a new temporary directory in the directory `dir`,
|
||
* its name beginning with `prefix` and ending with `suffix`.
|
||
*
|
||
* It returns the full path to the newly created directory.
|
||
*
|
||
* If `dir` is unspecified, uses the default directory for temporary files.
|
||
* Multiple programs calling this function simultaneously will create different
|
||
* directories. It is the caller's responsibility to remove the directory when
|
||
* no longer needed.
|
||
*
|
||
* const tempDirName0 = Deno.makeTempDirSync();
|
||
* const tempDirName1 = Deno.makeTempDirSync({ prefix: 'my_temp' });
|
||
*
|
||
* Requires `allow-write` permission. */
|
||
// TODO(ry) Doesn't check permissions.
|
||
export function makeTempDirSync(options?: MakeTempOptions): string;
|
||
|
||
/** Creates a new temporary directory in the directory `dir`, its name
|
||
* beginning with `prefix` and ending with `suffix`.
|
||
*
|
||
* It resolves to the full path to the newly created directory.
|
||
*
|
||
* If `dir` is unspecified, uses the default directory for temporary files.
|
||
* Multiple programs calling this function simultaneously will create different
|
||
* directories. It is the caller's responsibility to remove the directory when
|
||
* no longer needed.
|
||
*
|
||
* const tempDirName0 = await Deno.makeTempDir();
|
||
* const tempDirName1 = await Deno.makeTempDir({ prefix: 'my_temp' });
|
||
*
|
||
* Requires `allow-write` permission. */
|
||
// TODO(ry) Doesn't check permissions.
|
||
export function makeTempDir(options?: MakeTempOptions): Promise<string>;
|
||
|
||
/** Synchronously creates a new temporary file in the directory `dir`, its name
|
||
* beginning with `prefix` and ending with `suffix`.
|
||
*
|
||
* It returns the full path to the newly created file.
|
||
*
|
||
* If `dir` is unspecified, uses the default directory for temporary files.
|
||
* Multiple programs calling this function simultaneously will create different
|
||
* files. It is the caller's responsibility to remove the file when
|
||
* no longer needed.
|
||
*
|
||
* const tempFileName0 = Deno.makeTempFileSync();
|
||
* const tempFileName1 = Deno.makeTempFileSync({ prefix: 'my_temp' });
|
||
*
|
||
* Requires `allow-write` permission. */
|
||
export function makeTempFileSync(options?: MakeTempOptions): string;
|
||
|
||
/** Creates a new temporary file in the directory `dir`, its name
|
||
* beginning with `prefix` and ending with `suffix`.
|
||
*
|
||
* It resolves to the full path to the newly created file.
|
||
*
|
||
* If `dir` is unspecified, uses the default directory for temporary files.
|
||
* Multiple programs calling this function simultaneously will create different
|
||
* files. It is the caller's responsibility to remove the file when
|
||
* no longer needed.
|
||
*
|
||
* const tempFileName0 = await Deno.makeTempFile();
|
||
* const tempFileName1 = await Deno.makeTempFile({ prefix: 'my_temp' });
|
||
*
|
||
* Requires `allow-write` permission. */
|
||
export function makeTempFile(options?: MakeTempOptions): Promise<string>;
|
||
|
||
// @url js/chmod.d.ts
|
||
|
||
/** Synchronously changes the permission of a specific file/directory of
|
||
* specified path. Ignores the process's umask.
|
||
*
|
||
* Deno.chmodSync("/path/to/file", 0o666);
|
||
*
|
||
* Requires `allow-write` permission. */
|
||
export function chmodSync(path: string, mode: number): void;
|
||
|
||
/** Changes the permission of a specific file/directory of specified path.
|
||
* Ignores the process's umask.
|
||
*
|
||
* await Deno.chmod("/path/to/file", 0o666);
|
||
*
|
||
* Requires `allow-write` permission. */
|
||
export function chmod(path: string, mode: number): Promise<void>;
|
||
|
||
// @url js/chown.d.ts
|
||
|
||
/** Synchronously change owner of a regular file or directory. Linux/Mac OS
|
||
* only at the moment.
|
||
*
|
||
* Requires `allow-write` permission.
|
||
*
|
||
* @param path path to the file
|
||
* @param uid user id of the new owner
|
||
* @param gid group id of the new owner
|
||
*/
|
||
export function chownSync(path: string, uid: number, gid: number): void;
|
||
|
||
/** Change owner of a regular file or directory. Linux/Mac OS only at the
|
||
* moment.
|
||
*
|
||
* Requires `allow-write` permission.
|
||
*
|
||
* @param path path to the file
|
||
* @param uid user id of the new owner
|
||
* @param gid group id of the new owner
|
||
*/
|
||
export function chown(path: string, uid: number, gid: number): Promise<void>;
|
||
|
||
// @url js/utime.d.ts
|
||
|
||
/** **UNSTABLE**: needs investigation into high precision time.
|
||
*
|
||
* Synchronously changes the access and modification times of a file system
|
||
* object referenced by `path`. Given times are either in seconds (UNIX epoch
|
||
* time) or as `Date` objects.
|
||
*
|
||
* Deno.utimeSync("myfile.txt", 1556495550, new Date());
|
||
*
|
||
* Requires `allow-write` permission. */
|
||
export function utimeSync(
|
||
path: string,
|
||
atime: number | Date,
|
||
mtime: number | Date
|
||
): void;
|
||
|
||
/** **UNSTABLE**: needs investigation into high precision time.
|
||
*
|
||
* Changes the access and modification times of a file system object
|
||
* referenced by `path`. Given times are either in seconds (UNIX epoch time)
|
||
* or as `Date` objects.
|
||
*
|
||
* await Deno.utime("myfile.txt", 1556495550, new Date());
|
||
*
|
||
* Requires `allow-write` permission. */
|
||
export function utime(
|
||
path: string,
|
||
atime: number | Date,
|
||
mtime: number | Date
|
||
): Promise<void>;
|
||
|
||
// @url js/remove.d.ts
|
||
|
||
export interface RemoveOptions {
|
||
/** Defaults to `false`. If set to `true`, path will be removed even if
|
||
* it's a non-empty directory. */
|
||
recursive?: boolean;
|
||
}
|
||
|
||
/** Synchronously removes the named file or directory. Throws error if
|
||
* permission denied, path not found, or path is a non-empty directory and
|
||
* the `recursive` option isn't set to `true`.
|
||
*
|
||
* Deno.removeSync("/path/to/dir/or/file", { recursive: false });
|
||
*
|
||
* Requires `allow-write` permission. */
|
||
export function removeSync(path: string, options?: RemoveOptions): void;
|
||
|
||
/** Removes the named file or directory. Throws error if permission denied,
|
||
* path not found, or path is a non-empty directory and the `recursive`
|
||
* option isn't set to `true`.
|
||
*
|
||
* await Deno.remove("/path/to/dir/or/file", { recursive: false });
|
||
*
|
||
* Requires `allow-write` permission. */
|
||
export function remove(path: string, options?: RemoveOptions): Promise<void>;
|
||
|
||
// @url js/rename.d.ts
|
||
|
||
/** Synchronously renames (moves) `oldpath` to `newpath`. If `newpath` already
|
||
* exists and is not a directory, `renameSync()` replaces it. OS-specific
|
||
* restrictions may apply when `oldpath` and `newpath` are in different
|
||
* directories.
|
||
*
|
||
* Deno.renameSync("old/path", "new/path");
|
||
*
|
||
* Requires `allow-read` and `allow-write` permissions. */
|
||
export function renameSync(oldpath: string, newpath: string): void;
|
||
|
||
/** Renames (moves) `oldpath` to `newpath`. If `newpath` already exists and is
|
||
* not a directory, `rename()` replaces it. OS-specific restrictions may apply
|
||
* when `oldpath` and `newpath` are in different directories.
|
||
*
|
||
* await Deno.rename("old/path", "new/path");
|
||
*
|
||
* Requires `allow-read` and `allow-write`. */
|
||
export function rename(oldpath: string, newpath: string): Promise<void>;
|
||
|
||
// @url js/read_file.d.ts
|
||
|
||
/** Reads and returns the entire contents of a file.
|
||
*
|
||
* const decoder = new TextDecoder("utf-8");
|
||
* const data = Deno.readFileSync("hello.txt");
|
||
* console.log(decoder.decode(data));
|
||
*
|
||
* Requires `allow-read` permission. */
|
||
export function readFileSync(path: string): Uint8Array;
|
||
|
||
/** Reads and resolves to the entire contents of a file.
|
||
*
|
||
* const decoder = new TextDecoder("utf-8");
|
||
* const data = await Deno.readFile("hello.txt");
|
||
* console.log(decoder.decode(data));
|
||
*
|
||
* Requires `allow-read` permission. */
|
||
export function readFile(path: string): Promise<Uint8Array>;
|
||
|
||
// @url js/file_info.d.ts
|
||
|
||
/** UNSTABLE: 'len' maybe should be 'length' or 'size'.
|
||
*
|
||
* A FileInfo describes a file and is returned by `stat`, `lstat`,
|
||
* `statSync`, `lstatSync`. A list of FileInfo is returned by `readdir`,
|
||
* `readdirSync`. */
|
||
export interface FileInfo {
|
||
/** **UNSTABLE**: `.len` maybe should be `.length` or `.size`.
|
||
*
|
||
* The size of the file, in bytes. */
|
||
len: number;
|
||
/** The last modification time of the file. This corresponds to the `mtime`
|
||
* field from `stat` on Linux/Mac OS and `ftLastWriteTime` on Windows. This
|
||
* may not be available on all platforms. */
|
||
modified: number | null;
|
||
/** The last access time of the file. This corresponds to the `atime`
|
||
* field from `stat` on Unix and `ftLastAccessTime` on Windows. This may not
|
||
* be available on all platforms. */
|
||
accessed: number | null;
|
||
/** The last access time of the file. This corresponds to the `birthtime`
|
||
* field from `stat` on Mac/BSD and `ftCreationTime` on Windows. This may not
|
||
* be available on all platforms. */
|
||
created: number | null;
|
||
/** The file or directory name. */
|
||
name: string | null;
|
||
/** ID of the device containing the file.
|
||
*
|
||
* _Linux/Mac OS only._ */
|
||
dev: number | null;
|
||
/** Inode number.
|
||
*
|
||
* _Linux/Mac OS only._ */
|
||
ino: number | null;
|
||
/** **UNSTABLE**: Match behavior with Go on Windows for `mode`.
|
||
*
|
||
* The underlying raw `st_mode` bits that contain the standard Unix
|
||
* permissions for this file/directory. */
|
||
mode: number | null;
|
||
/** Number of hard links pointing to this file.
|
||
*
|
||
* _Linux/Mac OS only._ */
|
||
nlink: number | null;
|
||
/** User ID of the owner of this file.
|
||
*
|
||
* _Linux/Mac OS only._ */
|
||
uid: number | null;
|
||
/** User ID of the owner of this file.
|
||
*
|
||
* _Linux/Mac OS only._ */
|
||
gid: number | null;
|
||
/** Device ID of this file.
|
||
*
|
||
* _Linux/Mac OS only._ */
|
||
rdev: number | null;
|
||
/** Blocksize for filesystem I/O.
|
||
*
|
||
* _Linux/Mac OS only._ */
|
||
blksize: number | null;
|
||
/** Number of blocks allocated to the file, in 512-byte units.
|
||
*
|
||
* _Linux/Mac OS only._ */
|
||
blocks: number | null;
|
||
/** Returns whether this is info for a regular file. This result is mutually
|
||
* exclusive to `FileInfo.isDirectory` and `FileInfo.isSymlink`. */
|
||
isFile(): boolean;
|
||
/** Returns whether this is info for a regular directory. This result is
|
||
* mutually exclusive to `FileInfo.isFile` and `FileInfo.isSymlink`. */
|
||
isDirectory(): boolean;
|
||
/** Returns whether this is info for a symlink. This result is
|
||
* mutually exclusive to `FileInfo.isFile` and `FileInfo.isDirectory`. */
|
||
isSymlink(): boolean;
|
||
}
|
||
|
||
// @url js/realpath.d.ts
|
||
|
||
/** Returns absolute normalized path with, symbolic links resolved.
|
||
*
|
||
* const realPath = Deno.realpathSync("./some/path");
|
||
*
|
||
* Requires `allow-read` permission. */
|
||
export function realpathSync(path: string): string;
|
||
|
||
/** Resolves to the absolute normalized path, with symbolic links resolved.
|
||
*
|
||
* const realPath = await Deno.realpath("./some/path");
|
||
*
|
||
* Requires `allow-read` permission. */
|
||
export function realpath(path: string): Promise<string>;
|
||
|
||
// @url js/read_dir.d.ts
|
||
|
||
/** UNSTABLE: need to consider streaming case
|
||
*
|
||
* Synchronously reads the directory given by `path` and returns an array of
|
||
* `Deno.FileInfo`.
|
||
*
|
||
* const files = Deno.readdirSync("/");
|
||
*
|
||
* Requires `allow-read` permission. */
|
||
export function readdirSync(path: string): FileInfo[];
|
||
|
||
/** UNSTABLE: Maybe need to return an `AsyncIterable`.
|
||
*
|
||
* Reads the directory given by `path` and resolves to an array of `Deno.FileInfo`.
|
||
*
|
||
* const files = await Deno.readdir("/");
|
||
*
|
||
* Requires `allow-read` permission. */
|
||
export function readdir(path: string): Promise<FileInfo[]>;
|
||
|
||
// @url js/copy_file.d.ts
|
||
|
||
/** Synchronously copies the contents and permissions of one file to another
|
||
* specified path, by default creating a new file if needed, else overwriting.
|
||
* Fails if target path is a directory or is unwritable.
|
||
*
|
||
* Deno.copyFileSync("from.txt", "to.txt");
|
||
*
|
||
* Requires `allow-read` permission on fromPath.
|
||
* Requires `allow-write` permission on toPath. */
|
||
export function copyFileSync(fromPath: string, toPath: string): void;
|
||
|
||
/** Copies the contents and permissions of one file to another specified path,
|
||
* by default creating a new file if needed, else overwriting. Fails if target
|
||
* path is a directory or is unwritable.
|
||
*
|
||
* await Deno.copyFile("from.txt", "to.txt");
|
||
*
|
||
* Requires `allow-read` permission on fromPath.
|
||
* Requires `allow-write` permission on toPath. */
|
||
export function copyFile(fromPath: string, toPath: string): Promise<void>;
|
||
|
||
// @url js/read_link.d.ts
|
||
|
||
/** Returns the destination of the named symbolic link.
|
||
*
|
||
* const targetPath = Deno.readlinkSync("symlink/path");
|
||
*
|
||
* Requires `allow-read` permission. */
|
||
export function readlinkSync(path: string): string;
|
||
|
||
/** Resolves to the destination of the named symbolic link.
|
||
*
|
||
* const targetPath = await Deno.readlink("symlink/path");
|
||
*
|
||
* Requires `allow-read` permission. */
|
||
export function readlink(path: string): Promise<string>;
|
||
|
||
// @url js/stat.d.ts
|
||
|
||
/** Resolves to a `Deno.FileInfo` for the specified `path`. If `path` is a
|
||
* symlink, information for the symlink will be returned.
|
||
*
|
||
* const fileInfo = await Deno.lstat("hello.txt");
|
||
* assert(fileInfo.isFile());
|
||
*
|
||
* Requires `allow-read` permission. */
|
||
export function lstat(path: string): Promise<FileInfo>;
|
||
|
||
/** Synchronously returns a `Deno.FileInfo` for the specified `path`. If
|
||
* `path` is a symlink, information for the symlink will be returned.
|
||
*
|
||
* const fileInfo = Deno.lstatSync("hello.txt");
|
||
* assert(fileInfo.isFile());
|
||
*
|
||
* Requires `allow-read` permission. */
|
||
export function lstatSync(path: string): FileInfo;
|
||
|
||
/** Resolves to a `Deno.FileInfo` for the specified `path`. Will always
|
||
* follow symlinks.
|
||
*
|
||
* const fileInfo = await Deno.stat("hello.txt");
|
||
* assert(fileInfo.isFile());
|
||
*
|
||
* Requires `allow-read` permission. */
|
||
export function stat(path: string): Promise<FileInfo>;
|
||
|
||
/** Synchronously returns a `Deno.FileInfo` for the specified `path`. Will
|
||
* always follow symlinks.
|
||
*
|
||
* const fileInfo = Deno.statSync("hello.txt");
|
||
* assert(fileInfo.isFile());
|
||
*
|
||
* Requires `allow-read` permission. */
|
||
export function statSync(path: string): FileInfo;
|
||
|
||
// @url js/link.d.ts
|
||
|
||
/** Creates `newname` as a hard link to `oldname`.
|
||
*
|
||
* Deno.linkSync("old/name", "new/name");
|
||
*
|
||
* Requires `allow-read` and `allow-write` permissions. */
|
||
export function linkSync(oldname: string, newname: string): void;
|
||
|
||
/** Creates `newname` as a hard link to `oldname`.
|
||
*
|
||
* await Deno.link("old/name", "new/name");
|
||
*
|
||
* Requires `allow-read` and `allow-write` permissions. */
|
||
export function link(oldname: string, newname: string): Promise<void>;
|
||
|
||
// @url js/symlink.d.ts
|
||
|
||
/** **UNSTABLE**: `type` argument type may be changed to `"dir" | "file"`.
|
||
*
|
||
* Creates `newname` as a symbolic link to `oldname`. The type argument can be
|
||
* set to `dir` or `file`. Is only available on Windows and ignored on other
|
||
* platforms.
|
||
*
|
||
* Deno.symlinkSync("old/name", "new/name");
|
||
*
|
||
* Requires `allow-read` and `allow-write` permissions. */
|
||
export function symlinkSync(
|
||
oldname: string,
|
||
newname: string,
|
||
type?: string
|
||
): void;
|
||
|
||
/** **UNSTABLE**: `type` argument may be changed to "dir" | "file"
|
||
*
|
||
* Creates `newname` as a symbolic link to `oldname`. The type argument can be
|
||
* set to `dir` or `file`. Is only available on Windows and ignored on other
|
||
* platforms.
|
||
*
|
||
* await Deno.symlink("old/name", "new/name");
|
||
*
|
||
* Requires `allow-read` and `allow-write` permissions. */
|
||
export function symlink(
|
||
oldname: string,
|
||
newname: string,
|
||
type?: string
|
||
): Promise<void>;
|
||
|
||
// @url js/write_file.d.ts
|
||
|
||
/** Options for writing to a file. */
|
||
export interface WriteFileOptions {
|
||
/** Defaults to `false`. If set to `true`, will append to a file instead of
|
||
* overwriting previous contents. */
|
||
append?: boolean;
|
||
/** Sets the option to allow creating a new file, if one doesn't already
|
||
* exist at the specified path (defaults to `true`). */
|
||
create?: boolean;
|
||
/** Permissions always applied to file. */
|
||
mode?: number;
|
||
}
|
||
|
||
/** Synchronously write data to the given path, by default creating a new
|
||
* file if needed, else overwriting.
|
||
*
|
||
* const encoder = new TextEncoder();
|
||
* const data = encoder.encode("Hello world\n");
|
||
* Deno.writeFileSync("hello.txt", data);
|
||
*
|
||
* Requires `allow-write` permission, and `allow-read` if create is `false`.
|
||
*/
|
||
export function writeFileSync(
|
||
path: string,
|
||
data: Uint8Array,
|
||
options?: WriteFileOptions
|
||
): void;
|
||
|
||
/** Write data to the given path, by default creating a new file if needed,
|
||
* else overwriting.
|
||
*
|
||
* const encoder = new TextEncoder();
|
||
* const data = encoder.encode("Hello world\n");
|
||
* await Deno.writeFile("hello.txt", data);
|
||
*
|
||
* Requires `allow-write` permission, and `allow-read` if create is `false`.
|
||
*/
|
||
export function writeFile(
|
||
path: string,
|
||
data: Uint8Array,
|
||
options?: WriteFileOptions
|
||
): Promise<void>;
|
||
|
||
/** **UNSTABLE**: Should not have same name as `window.location` type. */
|
||
interface Location {
|
||
/** The full url for the module, e.g. `file://some/file.ts` or
|
||
* `https://some/file.ts`. */
|
||
filename: string;
|
||
/** The line number in the file. It is assumed to be 1-indexed. */
|
||
line: number;
|
||
/** The column number in the file. It is assumed to be 1-indexed. */
|
||
column: number;
|
||
}
|
||
|
||
/** UNSTABLE: new API, yet to be vetted.
|
||
*
|
||
* Given a current location in a module, lookup the source location and return
|
||
* it.
|
||
*
|
||
* When Deno transpiles code, it keep source maps of the transpiled code. This
|
||
* function can be used to lookup the original location. This is
|
||
* automatically done when accessing the `.stack` of an error, or when an
|
||
* uncaught error is logged. This function can be used to perform the lookup
|
||
* for creating better error handling.
|
||
*
|
||
* **Note:** `line` and `column` are 1 indexed, which matches display
|
||
* expectations, but is not typical of most index numbers in Deno.
|
||
*
|
||
* An example:
|
||
*
|
||
* const orig = Deno.applySourceMap({
|
||
* location: "file://my/module.ts",
|
||
* line: 5,
|
||
* column: 15
|
||
* });
|
||
* console.log(`${orig.filename}:${orig.line}:${orig.column}`);
|
||
*/
|
||
export function applySourceMap(location: Location): Location;
|
||
|
||
/** A set of error constructors that are raised by Deno APIs. */
|
||
export const errors: {
|
||
NotFound: ErrorConstructor;
|
||
PermissionDenied: ErrorConstructor;
|
||
ConnectionRefused: ErrorConstructor;
|
||
ConnectionReset: ErrorConstructor;
|
||
ConnectionAborted: ErrorConstructor;
|
||
NotConnected: ErrorConstructor;
|
||
AddrInUse: ErrorConstructor;
|
||
AddrNotAvailable: ErrorConstructor;
|
||
BrokenPipe: ErrorConstructor;
|
||
AlreadyExists: ErrorConstructor;
|
||
InvalidData: ErrorConstructor;
|
||
TimedOut: ErrorConstructor;
|
||
Interrupted: ErrorConstructor;
|
||
WriteZero: ErrorConstructor;
|
||
UnexpectedEof: ErrorConstructor;
|
||
BadResource: ErrorConstructor;
|
||
Http: ErrorConstructor;
|
||
};
|
||
|
||
/** **UNSTABLE**: potentially want names to overlap more with browser.
|
||
*
|
||
* The permissions as granted by the caller.
|
||
*
|
||
* See: https://w3c.github.io/permissions/#permission-registry */
|
||
export type PermissionName =
|
||
| "run"
|
||
| "read"
|
||
| "write"
|
||
| "net"
|
||
| "env"
|
||
| "plugin"
|
||
| "hrtime";
|
||
|
||
/** The current status of the permission.
|
||
*
|
||
* See: https://w3c.github.io/permissions/#status-of-a-permission */
|
||
export type PermissionState = "granted" | "denied" | "prompt";
|
||
|
||
interface RunPermissionDescriptor {
|
||
name: "run";
|
||
}
|
||
|
||
interface ReadWritePermissionDescriptor {
|
||
name: "read" | "write";
|
||
path?: string;
|
||
}
|
||
|
||
interface NetPermissionDescriptor {
|
||
name: "net";
|
||
url?: string;
|
||
}
|
||
|
||
interface EnvPermissionDescriptor {
|
||
name: "env";
|
||
}
|
||
|
||
interface PluginPermissionDescriptor {
|
||
name: "plugin";
|
||
}
|
||
|
||
interface HrtimePermissionDescriptor {
|
||
name: "hrtime";
|
||
}
|
||
|
||
/** Permission descriptors which define a permission which can be queried,
|
||
* requested, or revoked.
|
||
*
|
||
* See: https://w3c.github.io/permissions/#permission-descriptor */
|
||
type PermissionDescriptor =
|
||
| RunPermissionDescriptor
|
||
| ReadWritePermissionDescriptor
|
||
| NetPermissionDescriptor
|
||
| EnvPermissionDescriptor
|
||
| PluginPermissionDescriptor
|
||
| HrtimePermissionDescriptor;
|
||
|
||
export class Permissions {
|
||
/** Resolves to the current status of a permission.
|
||
*
|
||
* const status = await Deno.permissions.query({ name: "read", path: "/etc" });
|
||
* if (status.state === "granted") {
|
||
* data = await Deno.readFile("/etc/passwd");
|
||
* }
|
||
*/
|
||
query(desc: PermissionDescriptor): Promise<PermissionStatus>;
|
||
|
||
/** Revokes a permission, and resolves to the state of the permission.
|
||
*
|
||
* const status = await Deno.permissions.revoke({ name: "run" });
|
||
* assert(status.state !== "granted")
|
||
*/
|
||
revoke(desc: PermissionDescriptor): Promise<PermissionStatus>;
|
||
|
||
/** Requests the permission, and resolves to the state of the permission.
|
||
*
|
||
* const status = await Deno.permissions.request({ name: "env" });
|
||
* if (status.state === "granted") {
|
||
* console.log(Deno.homeDir());
|
||
* } else {
|
||
* console.log("'env' permission is denied.");
|
||
* }
|
||
*/
|
||
request(desc: PermissionDescriptor): Promise<PermissionStatus>;
|
||
}
|
||
|
||
/** **UNSTABLE**: maybe move to `navigator.permissions` to match web API. */
|
||
export const permissions: Permissions;
|
||
|
||
/** see: https://w3c.github.io/permissions/#permissionstatus */
|
||
export class PermissionStatus {
|
||
state: PermissionState;
|
||
constructor(state: PermissionState);
|
||
}
|
||
|
||
// @url js/truncate.d.ts
|
||
|
||
/** Synchronously truncates or extends the specified file, to reach the
|
||
* specified `len`.
|
||
*
|
||
* Deno.truncateSync("hello.txt", 10);
|
||
*
|
||
* Requires `allow-write` permission. */
|
||
export function truncateSync(name: string, len?: number): void;
|
||
|
||
/** Truncates or extends the specified file, to reach the specified `len`.
|
||
*
|
||
* await Deno.truncate("hello.txt", 10);
|
||
*
|
||
* Requires `allow-write` permission. */
|
||
export function truncate(name: string, len?: number): Promise<void>;
|
||
|
||
export interface AsyncHandler {
|
||
(msg: Uint8Array): void;
|
||
}
|
||
|
||
export interface PluginOp {
|
||
dispatch(
|
||
control: Uint8Array,
|
||
zeroCopy?: ArrayBufferView | null
|
||
): Uint8Array | null;
|
||
setAsyncHandler(handler: AsyncHandler): void;
|
||
}
|
||
|
||
export interface Plugin {
|
||
ops: {
|
||
[name: string]: PluginOp;
|
||
};
|
||
}
|
||
|
||
/** **UNSTABLE**: new API, yet to be vetted.
|
||
*
|
||
* Open and initalize a plugin.
|
||
*
|
||
* const plugin = Deno.openPlugin("./path/to/some/plugin.so");
|
||
* const some_op = plugin.ops.some_op;
|
||
* const response = some_op.dispatch(new Uint8Array([1,2,3,4]));
|
||
* console.log(`Response from plugin ${response}`);
|
||
*
|
||
* Requires `allow-plugin` permission. */
|
||
export function openPlugin(filename: string): Plugin;
|
||
|
||
export type Transport = "tcp" | "udp";
|
||
|
||
export interface Addr {
|
||
transport: Transport;
|
||
hostname: string;
|
||
port: number;
|
||
}
|
||
|
||
export interface UDPAddr {
|
||
port: number;
|
||
transport?: Transport;
|
||
hostname?: string;
|
||
}
|
||
|
||
/** **UNSTABLE**: Maybe remove `ShutdownMode` entirely.
|
||
*
|
||
* Corresponds to `SHUT_RD`, `SHUT_WR`, `SHUT_RDWR` on POSIX-like systems.
|
||
*
|
||
* See: http://man7.org/linux/man-pages/man2/shutdown.2.html */
|
||
export enum ShutdownMode {
|
||
Read = 0,
|
||
Write,
|
||
ReadWrite // TODO(ry) panics on ReadWrite.
|
||
}
|
||
|
||
/** **UNSTABLE**: Maybe should remove `how` parameter maybe remove
|
||
* `ShutdownMode` entirely.
|
||
*
|
||
* Shutdown socket send and receive operations.
|
||
*
|
||
* Matches behavior of POSIX shutdown(3).
|
||
*
|
||
* const listener = Deno.listen({ port: 80 });
|
||
* const conn = await listener.accept();
|
||
* Deno.shutdown(conn.rid, Deno.ShutdownMode.Write);
|
||
*/
|
||
export function shutdown(rid: number, how: ShutdownMode): void;
|
||
|
||
/** **UNSTABLE**: new API, yet to be vetted.
|
||
*
|
||
* Waits for the next message to the passed `rid` and writes it on the passed
|
||
* `Uint8Array`.
|
||
*
|
||
* Resolves to the number of bytes written and the remote address. */
|
||
export function recvfrom(rid: number, p: Uint8Array): Promise<[number, Addr]>;
|
||
|
||
/** **UNSTABLE**: new API, yet to be vetted.
|
||
*
|
||
* A generic transport listener for message-oriented protocols. */
|
||
export interface UDPConn extends AsyncIterator<[Uint8Array, Addr]> {
|
||
/** **UNSTABLE**: new API, yet to be vetted.
|
||
*
|
||
* Waits for and resolves to the next message to the `UDPConn`. */
|
||
receive(p?: Uint8Array): Promise<[Uint8Array, Addr]>;
|
||
/** UNSTABLE: new API, yet to be vetted.
|
||
*
|
||
* Sends a message to the target. */
|
||
send(p: Uint8Array, addr: UDPAddr): Promise<void>;
|
||
/** UNSTABLE: new API, yet to be vetted.
|
||
*
|
||
* Close closes the socket. Any pending message promises will be rejected
|
||
* with errors. */
|
||
close(): void;
|
||
/** Return the address of the `UDPConn`. */
|
||
readonly addr: Addr;
|
||
[Symbol.asyncIterator](): AsyncIterator<[Uint8Array, Addr]>;
|
||
}
|
||
|
||
/** A generic network listener for stream-oriented protocols. */
|
||
export interface Listener extends AsyncIterator<Conn> {
|
||
/** Waits for and resolves to the next connection to the `Listener`. */
|
||
accept(): Promise<Conn>;
|
||
/** Close closes the listener. Any pending accept promises will be rejected
|
||
* with errors. */
|
||
close(): void;
|
||
/** Return the address of the `Listener`. */
|
||
readonly addr: Addr;
|
||
[Symbol.asyncIterator](): AsyncIterator<Conn>;
|
||
}
|
||
|
||
export interface Conn extends Reader, Writer, Closer {
|
||
/** The local address of the connection. */
|
||
readonly localAddr: Addr;
|
||
/** The remote address of the connection. */
|
||
readonly remoteAddr: Addr;
|
||
/** The resource ID of the connection. */
|
||
readonly rid: number;
|
||
/** Shuts down (`shutdown(2)`) the reading side of the TCP connection. Most
|
||
* callers should just use `close()`. */
|
||
closeRead(): void;
|
||
/** Shuts down (`shutdown(2)`) the writing side of the TCP connection. Most
|
||
* callers should just use `close()`. */
|
||
closeWrite(): void;
|
||
}
|
||
|
||
export interface ListenOptions {
|
||
/** The port to listen on. */
|
||
port: number;
|
||
/** A literal IP address or host name that can be resolved to an IP address.
|
||
* If not specified, defaults to `0.0.0.0`. */
|
||
hostname?: string;
|
||
/** Either `"tcp"` or `"udp"`. Defaults to `"tcp"`.
|
||
*
|
||
* In the future: `"tcp4"`, `"tcp6"`, `"udp4"`, `"udp6"`, `"ip"`, `"ip4"`,
|
||
* `"ip6"`, `"unix"`, `"unixgram"`, and `"unixpacket"`. */
|
||
transport?: Transport;
|
||
}
|
||
|
||
/** **UNSTABLE**: new API
|
||
*
|
||
* Listen announces on the local transport address.
|
||
*
|
||
* Deno.listen({ port: 80 })
|
||
* Deno.listen({ hostname: "192.0.2.1", port: 80 })
|
||
* Deno.listen({ hostname: "[2001:db8::1]", port: 80 });
|
||
* Deno.listen({ hostname: "golang.org", port: 80, transport: "tcp" });
|
||
*
|
||
* Requires `allow-net` permission. */
|
||
export function listen(
|
||
options: ListenOptions & { transport?: "tcp" }
|
||
): Listener;
|
||
/** **UNSTABLE**: new API
|
||
*
|
||
* Listen announces on the local transport address.
|
||
*
|
||
* Deno.listen({ port: 80 })
|
||
* Deno.listen({ hostname: "192.0.2.1", port: 80 })
|
||
* Deno.listen({ hostname: "[2001:db8::1]", port: 80 });
|
||
* Deno.listen({ hostname: "golang.org", port: 80, transport: "tcp" });
|
||
*
|
||
* Requires `allow-net` permission. */
|
||
export function listen(
|
||
options: ListenOptions & { transport: "udp" }
|
||
): UDPConn;
|
||
/** **UNSTABLE**: new API
|
||
*
|
||
* Listen announces on the local transport address.
|
||
*
|
||
* Deno.listen({ port: 80 })
|
||
* Deno.listen({ hostname: "192.0.2.1", port: 80 })
|
||
* Deno.listen({ hostname: "[2001:db8::1]", port: 80 });
|
||
* Deno.listen({ hostname: "golang.org", port: 80, transport: "tcp" });
|
||
*
|
||
* Requires `allow-net` permission. */
|
||
export function listen(options: ListenOptions): Listener | UDPConn;
|
||
|
||
export interface ListenTLSOptions extends ListenOptions {
|
||
/** Server certificate file. */
|
||
certFile: string;
|
||
/** Server public key file. */
|
||
keyFile: string;
|
||
}
|
||
|
||
/** Listen announces on the local transport address over TLS (transport layer
|
||
* security).
|
||
*
|
||
* Deno.listenTLS({ port: 443, certFile: "./my_server.crt", keyFile: "./my_server.key" });
|
||
*
|
||
* Requires `allow-net` permission. */
|
||
export function listenTLS(options: ListenTLSOptions): Listener;
|
||
|
||
export interface ConnectOptions {
|
||
/** The port to connect to. */
|
||
port: number;
|
||
/** A literal IP address or host name that can be resolved to an IP address.
|
||
* If not specified, defaults to `127.0.0.1`. */
|
||
hostname?: string;
|
||
/** Either `"tcp"` or `"udp"`. Defaults to `"tcp"`.
|
||
*
|
||
* In the future: `"tcp4"`, `"tcp6"`, `"udp4"`, `"udp6"`, `"ip"`, `"ip4"`,
|
||
* `"ip6"`, `"unix"`, `"unixgram"`, and `"unixpacket"`. */
|
||
transport?: Transport;
|
||
}
|
||
|
||
/**
|
||
* Connects to the address on the named transport.
|
||
*
|
||
* Deno.connect({ port: 80 })
|
||
* Deno.connect({ hostname: "192.0.2.1", port: 80 })
|
||
* Deno.connect({ hostname: "[2001:db8::1]", port: 80 });
|
||
* Deno.connect({ hostname: "golang.org", port: 80, transport: "tcp" })
|
||
*
|
||
* Requires `allow-net` permission. */
|
||
export function connect(options: ConnectOptions): Promise<Conn>;
|
||
|
||
export interface ConnectTLSOptions {
|
||
/** The port to connect to. */
|
||
port: number;
|
||
/** A literal IP address or host name that can be resolved to an IP address.
|
||
* If not specified, defaults to `127.0.0.1`. */
|
||
hostname?: string;
|
||
/** Server certificate file. */
|
||
certFile?: string;
|
||
}
|
||
|
||
/** Establishes a secure connection over TLS (transport layer security).
|
||
*
|
||
* Requires `allow-net` permission. */
|
||
export function connectTLS(options: ConnectTLSOptions): Promise<Conn>;
|
||
|
||
/** **UNSTABLE**: not sure if broken or not */
|
||
export interface Metrics {
|
||
opsDispatched: number;
|
||
opsDispatchedSync: number;
|
||
opsDispatchedAsync: number;
|
||
opsDispatchedAsyncUnref: number;
|
||
opsCompleted: number;
|
||
opsCompletedSync: number;
|
||
opsCompletedAsync: number;
|
||
opsCompletedAsyncUnref: number;
|
||
bytesSentControl: number;
|
||
bytesSentData: number;
|
||
bytesReceived: number;
|
||
}
|
||
|
||
/** **UNSTABLE**: potentially broken.
|
||
*
|
||
* Receive metrics from the privileged side of Deno.
|
||
*
|
||
* > console.table(Deno.metrics())
|
||
* ┌─────────────────────────┬────────┐
|
||
* │ (index) │ Values │
|
||
* ├─────────────────────────┼────────┤
|
||
* │ opsDispatched │ 3 │
|
||
* │ opsDispatchedSync │ 2 │
|
||
* │ opsDispatchedAsync │ 1 │
|
||
* │ opsDispatchedAsyncUnref │ 0 │
|
||
* │ opsCompleted │ 3 │
|
||
* │ opsCompletedSync │ 2 │
|
||
* │ opsCompletedAsync │ 1 │
|
||
* │ opsCompletedAsyncUnref │ 0 │
|
||
* │ bytesSentControl │ 73 │
|
||
* │ bytesSentData │ 0 │
|
||
* │ bytesReceived │ 375 │
|
||
* └─────────────────────────┴────────┘
|
||
*/
|
||
export function metrics(): Metrics;
|
||
|
||
/** **UNSTABLE**: reconsider representation. */
|
||
interface ResourceMap {
|
||
[rid: number]: string;
|
||
}
|
||
|
||
/** **UNSTABLE**: reconsider return type.
|
||
*
|
||
* Returns a map of open _file like_ resource ids along with their string
|
||
* representations. */
|
||
export function resources(): ResourceMap;
|
||
|
||
/** **UNSTABLE**: new API. Needs docs. */
|
||
export interface FsEvent {
|
||
kind: "any" | "access" | "create" | "modify" | "remove";
|
||
paths: string[];
|
||
}
|
||
|
||
/** **UNSTABLE**: new API. Needs docs.
|
||
*
|
||
* Recursive option is `true` by default. */
|
||
export function fsEvents(
|
||
paths: string | string[],
|
||
options?: { recursive: boolean }
|
||
): AsyncIterableIterator<FsEvent>;
|
||
|
||
/** How to handle subprocess stdio.
|
||
*
|
||
* `"inherit"` The default if unspecified. The child inherits from the
|
||
* corresponding parent descriptor.
|
||
*
|
||
* `"piped"` A new pipe should be arranged to connect the parent and child
|
||
* sub-processes.
|
||
*
|
||
* `"null"` This stream will be ignored. This is the equivalent of attaching
|
||
* the stream to `/dev/null`. */
|
||
type ProcessStdio = "inherit" | "piped" | "null";
|
||
|
||
/** **UNSTABLE**: the `signo` argument maybe shouldn't be number. Should throw
|
||
* on Windows instead of silently succeeding.
|
||
*
|
||
* Send a signal to process under given `pid`. Linux/Mac OS only currently.
|
||
*
|
||
* If `pid` is negative, the signal will be sent to the process group
|
||
* identified by `pid`.
|
||
*
|
||
* Currently no-op on Windows.
|
||
*
|
||
* Requires `allow-run` permission. */
|
||
export function kill(pid: number, signo: number): void;
|
||
|
||
/** **UNSTABLE**: There are some issues to work out with respect to when and
|
||
* how the process should be closed. */
|
||
export class Process {
|
||
readonly rid: number;
|
||
readonly pid: number;
|
||
readonly stdin?: WriteCloser;
|
||
readonly stdout?: ReadCloser;
|
||
readonly stderr?: ReadCloser;
|
||
/** Resolves to the current status of the process. */
|
||
status(): Promise<ProcessStatus>;
|
||
/** Buffer the stdout and return it as `Uint8Array` after `Deno.EOF`.
|
||
*
|
||
* You must set stdout to `"piped"` when creating the process.
|
||
*
|
||
* This calls `close()` on stdout after its done. */
|
||
output(): Promise<Uint8Array>;
|
||
/** Buffer the stderr and return it as `Uint8Array` after `Deno.EOF`.
|
||
*
|
||
* You must set stderr to `"piped"` when creating the process.
|
||
*
|
||
* This calls `close()` on stderr after its done. */
|
||
stderrOutput(): Promise<Uint8Array>;
|
||
close(): void;
|
||
kill(signo: number): void;
|
||
}
|
||
|
||
export interface ProcessStatus {
|
||
success: boolean;
|
||
code?: number;
|
||
signal?: number;
|
||
}
|
||
|
||
/** **UNSTABLE**: Maybe rename `args` to `argv` to differentiate from
|
||
* `Deno.args`. */
|
||
export interface RunOptions {
|
||
/** Arguments to pass. Note, the first element needs to be a path to the
|
||
* binary */
|
||
args: string[];
|
||
cwd?: string;
|
||
env?: {
|
||
[key: string]: string;
|
||
};
|
||
stdout?: ProcessStdio | number;
|
||
stderr?: ProcessStdio | number;
|
||
stdin?: ProcessStdio | number;
|
||
}
|
||
|
||
/** Spawns new subprocess.
|
||
*
|
||
* Subprocess uses same working directory as parent process unless `opt.cwd`
|
||
* is specified.
|
||
*
|
||
* Environmental variables for subprocess can be specified using `opt.env`
|
||
* mapping.
|
||
*
|
||
* By default subprocess inherits stdio of parent process. To change that
|
||
* `opt.stdout`, `opt.stderr` and `opt.stdin` can be specified independently -
|
||
* they can be set to either `ProcessStdio` or `rid` of open file.
|
||
*
|
||
* Requires `allow-run` permission. */
|
||
export function run(opt: RunOptions): Process;
|
||
|
||
enum LinuxSignal {
|
||
SIGHUP = 1,
|
||
SIGINT = 2,
|
||
SIGQUIT = 3,
|
||
SIGILL = 4,
|
||
SIGTRAP = 5,
|
||
SIGABRT = 6,
|
||
SIGBUS = 7,
|
||
SIGFPE = 8,
|
||
SIGKILL = 9,
|
||
SIGUSR1 = 10,
|
||
SIGSEGV = 11,
|
||
SIGUSR2 = 12,
|
||
SIGPIPE = 13,
|
||
SIGALRM = 14,
|
||
SIGTERM = 15,
|
||
SIGSTKFLT = 16,
|
||
SIGCHLD = 17,
|
||
SIGCONT = 18,
|
||
SIGSTOP = 19,
|
||
SIGTSTP = 20,
|
||
SIGTTIN = 21,
|
||
SIGTTOU = 22,
|
||
SIGURG = 23,
|
||
SIGXCPU = 24,
|
||
SIGXFSZ = 25,
|
||
SIGVTALRM = 26,
|
||
SIGPROF = 27,
|
||
SIGWINCH = 28,
|
||
SIGIO = 29,
|
||
SIGPWR = 30,
|
||
SIGSYS = 31
|
||
}
|
||
enum MacOSSignal {
|
||
SIGHUP = 1,
|
||
SIGINT = 2,
|
||
SIGQUIT = 3,
|
||
SIGILL = 4,
|
||
SIGTRAP = 5,
|
||
SIGABRT = 6,
|
||
SIGEMT = 7,
|
||
SIGFPE = 8,
|
||
SIGKILL = 9,
|
||
SIGBUS = 10,
|
||
SIGSEGV = 11,
|
||
SIGSYS = 12,
|
||
SIGPIPE = 13,
|
||
SIGALRM = 14,
|
||
SIGTERM = 15,
|
||
SIGURG = 16,
|
||
SIGSTOP = 17,
|
||
SIGTSTP = 18,
|
||
SIGCONT = 19,
|
||
SIGCHLD = 20,
|
||
SIGTTIN = 21,
|
||
SIGTTOU = 22,
|
||
SIGIO = 23,
|
||
SIGXCPU = 24,
|
||
SIGXFSZ = 25,
|
||
SIGVTALRM = 26,
|
||
SIGPROF = 27,
|
||
SIGWINCH = 28,
|
||
SIGINFO = 29,
|
||
SIGUSR1 = 30,
|
||
SIGUSR2 = 31
|
||
}
|
||
|
||
/** **UNSTABLE**: make platform independent.
|
||
*
|
||
* Signals numbers. This is platform dependent. */
|
||
export const Signal: typeof MacOSSignal | typeof LinuxSignal;
|
||
|
||
/** **UNSTABLE**: rename to `InspectOptions`. */
|
||
interface ConsoleOptions {
|
||
showHidden?: boolean;
|
||
depth?: number;
|
||
colors?: boolean;
|
||
indentLevel?: number;
|
||
}
|
||
|
||
/** **UNSTABLE**: `ConsoleOptions` rename to `InspectOptions`. Also the exact
|
||
* form of string output subject to change.
|
||
*
|
||
* Converts input into string that has the same format as printed by
|
||
* `console.log()`. */
|
||
export function inspect(value: unknown, options?: ConsoleOptions): string;
|
||
|
||
export type OperatingSystem = "mac" | "win" | "linux";
|
||
|
||
export type Arch = "x64" | "arm64";
|
||
|
||
interface BuildInfo {
|
||
/** The CPU architecture. */
|
||
arch: Arch;
|
||
/** The operating system. */
|
||
os: OperatingSystem;
|
||
}
|
||
|
||
/** Build related information. */
|
||
export const build: BuildInfo;
|
||
|
||
interface Version {
|
||
deno: string;
|
||
v8: string;
|
||
typescript: string;
|
||
}
|
||
/** Version related information. */
|
||
export const version: Version;
|
||
|
||
/** The log category for a diagnostic message. */
|
||
export enum DiagnosticCategory {
|
||
Log = 0,
|
||
Debug = 1,
|
||
Info = 2,
|
||
Error = 3,
|
||
Warning = 4,
|
||
Suggestion = 5
|
||
}
|
||
|
||
export interface DiagnosticMessageChain {
|
||
message: string;
|
||
category: DiagnosticCategory;
|
||
code: number;
|
||
next?: DiagnosticMessageChain[];
|
||
}
|
||
|
||
export interface DiagnosticItem {
|
||
/** A string message summarizing the diagnostic. */
|
||
message: string;
|
||
/** An ordered array of further diagnostics. */
|
||
messageChain?: DiagnosticMessageChain;
|
||
/** Information related to the diagnostic. This is present when there is a
|
||
* suggestion or other additional diagnostic information */
|
||
relatedInformation?: DiagnosticItem[];
|
||
/** The text of the source line related to the diagnostic. */
|
||
sourceLine?: string;
|
||
/** The line number that is related to the diagnostic. */
|
||
lineNumber?: number;
|
||
/** The name of the script resource related to the diagnostic. */
|
||
scriptResourceName?: string;
|
||
/** The start position related to the diagnostic. */
|
||
startPosition?: number;
|
||
/** The end position related to the diagnostic. */
|
||
endPosition?: number;
|
||
/** The category of the diagnostic. */
|
||
category: DiagnosticCategory;
|
||
/** A number identifier. */
|
||
code: number;
|
||
/** The the start column of the sourceLine related to the diagnostic. */
|
||
startColumn?: number;
|
||
/** The end column of the sourceLine related to the diagnostic. */
|
||
endColumn?: number;
|
||
}
|
||
|
||
export interface Diagnostic {
|
||
/** An array of diagnostic items. */
|
||
items: DiagnosticItem[];
|
||
}
|
||
|
||
/** **UNSTABLE**: new API, yet to be vetted.
|
||
*
|
||
* Format an array of diagnostic items and return them as a single string.
|
||
* @param items An array of diagnostic items to format
|
||
*/
|
||
export function formatDiagnostics(items: DiagnosticItem[]): string;
|
||
|
||
/** **UNSTABLE**: new API, yet to be vetted.
|
||
*
|
||
* A specific subset TypeScript compiler options that can be supported by the
|
||
* Deno TypeScript compiler. */
|
||
export interface CompilerOptions {
|
||
/** Allow JavaScript files to be compiled. Defaults to `true`. */
|
||
allowJs?: boolean;
|
||
/** Allow default imports from modules with no default export. This does not
|
||
* affect code emit, just typechecking. Defaults to `false`. */
|
||
allowSyntheticDefaultImports?: boolean;
|
||
/** Allow accessing UMD globals from modules. Defaults to `false`. */
|
||
allowUmdGlobalAccess?: boolean;
|
||
/** Do not report errors on unreachable code. Defaults to `false`. */
|
||
allowUnreachableCode?: boolean;
|
||
/** Do not report errors on unused labels. Defaults to `false` */
|
||
allowUnusedLabels?: boolean;
|
||
/** Parse in strict mode and emit `"use strict"` for each source file.
|
||
* Defaults to `true`. */
|
||
alwaysStrict?: boolean;
|
||
/** Base directory to resolve non-relative module names. Defaults to
|
||
* `undefined`. */
|
||
baseUrl?: string;
|
||
/** Report errors in `.js` files. Use in conjunction with `allowJs`. Defaults
|
||
* to `false`. */
|
||
checkJs?: boolean;
|
||
/** Generates corresponding `.d.ts` file. Defaults to `false`. */
|
||
declaration?: boolean;
|
||
/** Output directory for generated declaration files. */
|
||
declarationDir?: string;
|
||
/** Generates a source map for each corresponding `.d.ts` file. Defaults to
|
||
* `false`. */
|
||
declarationMap?: boolean;
|
||
/** Provide full support for iterables in `for..of`, spread and
|
||
* destructuring when targeting ES5 or ES3. Defaults to `false`. */
|
||
downlevelIteration?: boolean;
|
||
/** Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files.
|
||
* Defaults to `false`. */
|
||
emitBOM?: boolean;
|
||
/** Only emit `.d.ts` declaration files. Defaults to `false`. */
|
||
emitDeclarationOnly?: boolean;
|
||
/** Emit design-type metadata for decorated declarations in source. See issue
|
||
* [microsoft/TypeScript#2577](https://github.com/Microsoft/TypeScript/issues/2577)
|
||
* for details. Defaults to `false`. */
|
||
emitDecoratorMetadata?: boolean;
|
||
/** Emit `__importStar` and `__importDefault` helpers for runtime babel
|
||
* ecosystem compatibility and enable `allowSyntheticDefaultImports` for type
|
||
* system compatibility. Defaults to `true`. */
|
||
esModuleInterop?: boolean;
|
||
/** Enables experimental support for ES decorators. Defaults to `false`. */
|
||
experimentalDecorators?: boolean;
|
||
/** Emit a single file with source maps instead of having a separate file.
|
||
* Defaults to `false`. */
|
||
inlineSourceMap?: boolean;
|
||
/** Emit the source alongside the source maps within a single file; requires
|
||
* `inlineSourceMap` or `sourceMap` to be set. Defaults to `false`. */
|
||
inlineSources?: boolean;
|
||
/** Perform additional checks to ensure that transpile only would be safe.
|
||
* Defaults to `false`. */
|
||
isolatedModules?: boolean;
|
||
/** Support JSX in `.tsx` files: `"react"`, `"preserve"`, `"react-native"`.
|
||
* Defaults to `"react"`. */
|
||
jsx?: "react" | "preserve" | "react-native";
|
||
/** Specify the JSX factory function to use when targeting react JSX emit,
|
||
* e.g. `React.createElement` or `h`. Defaults to `React.createElement`. */
|
||
jsxFactory?: string;
|
||
/** Resolve keyof to string valued property names only (no numbers or
|
||
* symbols). Defaults to `false`. */
|
||
keyofStringsOnly?: string;
|
||
/** Emit class fields with ECMAScript-standard semantics. Defaults to `false`.
|
||
* Does not apply to `"esnext"` target. */
|
||
useDefineForClassFields?: boolean;
|
||
/** List of library files to be included in the compilation. If omitted,
|
||
* then the Deno main runtime libs are used. */
|
||
lib?: string[];
|
||
/** The locale to use to show error messages. */
|
||
locale?: string;
|
||
/** Specifies the location where debugger should locate map files instead of
|
||
* generated locations. Use this flag if the `.map` files will be located at
|
||
* run-time in a different location than the `.js` files. The location
|
||
* specified will be embedded in the source map to direct the debugger where
|
||
* the map files will be located. Defaults to `undefined`. */
|
||
mapRoot?: string;
|
||
/** Specify the module format for the emitted code. Defaults to
|
||
* `"esnext"`. */
|
||
module?:
|
||
| "none"
|
||
| "commonjs"
|
||
| "amd"
|
||
| "system"
|
||
| "umd"
|
||
| "es6"
|
||
| "es2015"
|
||
| "esnext";
|
||
/** Do not generate custom helper functions like `__extends` in compiled
|
||
* output. Defaults to `false`. */
|
||
noEmitHelpers?: boolean;
|
||
/** Report errors for fallthrough cases in switch statement. Defaults to
|
||
* `false`. */
|
||
noFallthroughCasesInSwitch?: boolean;
|
||
/** Raise error on expressions and declarations with an implied any type.
|
||
* Defaults to `true`. */
|
||
noImplicitAny?: boolean;
|
||
/** Report an error when not all code paths in function return a value.
|
||
* Defaults to `false`. */
|
||
noImplicitReturns?: boolean;
|
||
/** Raise error on `this` expressions with an implied `any` type. Defaults to
|
||
* `true`. */
|
||
noImplicitThis?: boolean;
|
||
/** Do not emit `"use strict"` directives in module output. Defaults to
|
||
* `false`. */
|
||
noImplicitUseStrict?: boolean;
|
||
/** Do not add triple-slash references or module import targets to the list of
|
||
* compiled files. Defaults to `false`. */
|
||
noResolve?: boolean;
|
||
/** Disable strict checking of generic signatures in function types. Defaults
|
||
* to `false`. */
|
||
noStrictGenericChecks?: boolean;
|
||
/** Report errors on unused locals. Defaults to `false`. */
|
||
noUnusedLocals?: boolean;
|
||
/** Report errors on unused parameters. Defaults to `false`. */
|
||
noUnusedParameters?: boolean;
|
||
/** Redirect output structure to the directory. This only impacts
|
||
* `Deno.compile` and only changes the emitted file names. Defaults to
|
||
* `undefined`. */
|
||
outDir?: string;
|
||
/** List of path mapping entries for module names to locations relative to the
|
||
* `baseUrl`. Defaults to `undefined`. */
|
||
paths?: Record<string, string[]>;
|
||
/** Do not erase const enum declarations in generated code. Defaults to
|
||
* `false`. */
|
||
preserveConstEnums?: boolean;
|
||
/** Remove all comments except copy-right header comments beginning with
|
||
* `/*!`. Defaults to `true`. */
|
||
removeComments?: boolean;
|
||
/** Include modules imported with `.json` extension. Defaults to `true`. */
|
||
resolveJsonModule?: boolean;
|
||
/** Specifies the root directory of input files. Only use to control the
|
||
* output directory structure with `outDir`. Defaults to `undefined`. */
|
||
rootDir?: string;
|
||
/** List of _root_ folders whose combined content represent the structure of
|
||
* the project at runtime. Defaults to `undefined`. */
|
||
rootDirs?: string[];
|
||
/** Generates corresponding `.map` file. Defaults to `false`. */
|
||
sourceMap?: boolean;
|
||
/** Specifies the location where debugger should locate TypeScript files
|
||
* instead of source locations. Use this flag if the sources will be located
|
||
* at run-time in a different location than that at design-time. The location
|
||
* specified will be embedded in the sourceMap to direct the debugger where
|
||
* the source files will be located. Defaults to `undefined`. */
|
||
sourceRoot?: string;
|
||
/** Enable all strict type checking options. Enabling `strict` enables
|
||
* `noImplicitAny`, `noImplicitThis`, `alwaysStrict`, `strictBindCallApply`,
|
||
* `strictNullChecks`, `strictFunctionTypes` and
|
||
* `strictPropertyInitialization`. Defaults to `true`. */
|
||
strict?: boolean;
|
||
/** Enable stricter checking of the `bind`, `call`, and `apply` methods on
|
||
* functions. Defaults to `true`. */
|
||
strictBindCallApply?: boolean;
|
||
/** Disable bivariant parameter checking for function types. Defaults to
|
||
* `true`. */
|
||
strictFunctionTypes?: boolean;
|
||
/** Ensure non-undefined class properties are initialized in the constructor.
|
||
* This option requires `strictNullChecks` be enabled in order to take effect.
|
||
* Defaults to `true`. */
|
||
strictPropertyInitialization?: boolean;
|
||
/** In strict null checking mode, the `null` and `undefined` values are not in
|
||
* the domain of every type and are only assignable to themselves and `any`
|
||
* (the one exception being that `undefined` is also assignable to `void`). */
|
||
strictNullChecks?: boolean;
|
||
/** Suppress excess property checks for object literals. Defaults to
|
||
* `false`. */
|
||
suppressExcessPropertyErrors?: boolean;
|
||
/** Suppress `noImplicitAny` errors for indexing objects lacking index
|
||
* signatures. */
|
||
suppressImplicitAnyIndexErrors?: boolean;
|
||
/** Specify ECMAScript target version. Defaults to `esnext`. */
|
||
target?:
|
||
| "es3"
|
||
| "es5"
|
||
| "es6"
|
||
| "es2015"
|
||
| "es2016"
|
||
| "es2017"
|
||
| "es2018"
|
||
| "es2019"
|
||
| "es2020"
|
||
| "esnext";
|
||
/** List of names of type definitions to include. Defaults to `undefined`.
|
||
*
|
||
* The type definitions are resolved according to the normal Deno resolution
|
||
* irrespective of if sources are provided on the call. Like other Deno
|
||
* modules, there is no "magical" resolution. For example:
|
||
*
|
||
* Deno.compile(
|
||
* "./foo.js",
|
||
* undefined,
|
||
* {
|
||
* types: [ "./foo.d.ts", "https://deno.land/x/example/types.d.ts" ]
|
||
* }
|
||
* );
|
||
*/
|
||
types?: string[];
|
||
}
|
||
|
||
/** **UNSTABLE**: new API, yet to be vetted.
|
||
*
|
||
* The results of a transpile only command, where the `source` contains the
|
||
* emitted source, and `map` optionally contains the source map. */
|
||
export interface TranspileOnlyResult {
|
||
source: string;
|
||
map?: string;
|
||
}
|
||
|
||
/** **UNSTABLE**: new API, yet to be vetted.
|
||
*
|
||
* Takes a set of TypeScript sources and resolves to a map where the key was
|
||
* the original file name provided in sources and the result contains the
|
||
* `source` and optionally the `map` from the transpile operation. This does no
|
||
* type checking and validation, it effectively "strips" the types from the
|
||
* file.
|
||
*
|
||
* const results = await Deno.transpileOnly({
|
||
* "foo.ts": `const foo: string = "foo";`
|
||
* });
|
||
*
|
||
* @param sources A map where the key is the filename and the value is the text
|
||
* to transpile. The filename is only used in the transpile and
|
||
* not resolved, for example to fill in the source name in the
|
||
* source map.
|
||
* @param options An option object of options to send to the compiler. This is
|
||
* a subset of ts.CompilerOptions which can be supported by Deno.
|
||
* Many of the options related to type checking and emitting
|
||
* type declaration files will have no impact on the output.
|
||
*/
|
||
export function transpileOnly(
|
||
sources: Record<string, string>,
|
||
options?: CompilerOptions
|
||
): Promise<Record<string, TranspileOnlyResult>>;
|
||
|
||
/** **UNSTABLE**: new API, yet to be vetted.
|
||
*
|
||
* Takes a root module name, any optionally a record set of sources. Resolves
|
||
* with a compiled set of modules. If just a root name is provided, the modules
|
||
* will be resolved as if the root module had been passed on the command line.
|
||
*
|
||
* If sources are passed, all modules will be resolved out of this object, where
|
||
* the key is the module name and the value is the content. The extension of
|
||
* the module name will be used to determine the media type of the module.
|
||
*
|
||
* const [ maybeDiagnostics1, output1 ] = await Deno.compile("foo.ts");
|
||
*
|
||
* const [ maybeDiagnostics2, output2 ] = await Deno.compile("/foo.ts", {
|
||
* "/foo.ts": `export * from "./bar.ts";`,
|
||
* "/bar.ts": `export const bar = "bar";`
|
||
* });
|
||
*
|
||
* @param rootName The root name of the module which will be used as the
|
||
* "starting point". If no `sources` is specified, Deno will
|
||
* resolve the module externally as if the `rootName` had been
|
||
* specified on the command line.
|
||
* @param sources An optional key/value map of sources to be used when resolving
|
||
* modules, where the key is the module name, and the value is
|
||
* the source content. The extension of the key will determine
|
||
* the media type of the file when processing. If supplied,
|
||
* Deno will not attempt to resolve any modules externally.
|
||
* @param options An optional object of options to send to the compiler. This is
|
||
* a subset of ts.CompilerOptions which can be supported by Deno.
|
||
*/
|
||
export function compile(
|
||
rootName: string,
|
||
sources?: Record<string, string>,
|
||
options?: CompilerOptions
|
||
): Promise<[DiagnosticItem[] | undefined, Record<string, string>]>;
|
||
|
||
/** **UNSTABLE**: new API, yet to be vetted.
|
||
*
|
||
* Takes a root module name, and optionally a record set of sources. Resolves
|
||
* with a single JavaScript string that is like the output of a `deno bundle`
|
||
* command. If just a root name is provided, the modules will be resolved as if
|
||
* the root module had been passed on the command line.
|
||
*
|
||
* If sources are passed, all modules will be resolved out of this object, where
|
||
* the key is the module name and the value is the content. The extension of the
|
||
* module name will be used to determine the media type of the module.
|
||
*
|
||
* const [ maybeDiagnostics1, output1 ] = await Deno.bundle("foo.ts");
|
||
*
|
||
* const [ maybeDiagnostics2, output2 ] = await Deno.bundle("/foo.ts", {
|
||
* "/foo.ts": `export * from "./bar.ts";`,
|
||
* "/bar.ts": `export const bar = "bar";`
|
||
* });
|
||
*
|
||
* @param rootName The root name of the module which will be used as the
|
||
* "starting point". If no `sources` is specified, Deno will
|
||
* resolve the module externally as if the `rootName` had been
|
||
* specified on the command line.
|
||
* @param sources An optional key/value map of sources to be used when resolving
|
||
* modules, where the key is the module name, and the value is
|
||
* the source content. The extension of the key will determine
|
||
* the media type of the file when processing. If supplied,
|
||
* Deno will not attempt to resolve any modules externally.
|
||
* @param options An optional object of options to send to the compiler. This is
|
||
* a subset of ts.CompilerOptions which can be supported by Deno.
|
||
*/
|
||
export function bundle(
|
||
rootName: string,
|
||
sources?: Record<string, string>,
|
||
options?: CompilerOptions
|
||
): Promise<[DiagnosticItem[] | undefined, string]>;
|
||
|
||
/** Returns the script arguments to the program. If for example we run a
|
||
* program:
|
||
*
|
||
* deno --allow-read https://deno.land/std/examples/cat.ts /etc/passwd
|
||
*
|
||
* Then `Deno.args` will contain:
|
||
*
|
||
* [ "/etc/passwd" ]
|
||
*/
|
||
export const args: string[];
|
||
|
||
/** **UNSTABLE**: new API, yet to be vetted.
|
||
*
|
||
* Represents the stream of signals, implements both `AsyncIterator` and
|
||
* `PromiseLike`. */
|
||
export class SignalStream
|
||
implements AsyncIterableIterator<void>, PromiseLike<void> {
|
||
constructor(signal: typeof Deno.Signal);
|
||
then<T, S>(
|
||
f: (v: void) => T | Promise<T>,
|
||
g?: (v: void) => S | Promise<S>
|
||
): Promise<T | S>;
|
||
next(): Promise<IteratorResult<void>>;
|
||
[Symbol.asyncIterator](): AsyncIterableIterator<void>;
|
||
dispose(): void;
|
||
}
|
||
|
||
/** **UNSTABLE**: new API, yet to be vetted.
|
||
*
|
||
* Returns the stream of the given signal number. You can use it as an async
|
||
* iterator.
|
||
*
|
||
* for await (const _ of Deno.signal(Deno.Signal.SIGTERM)) {
|
||
* console.log("got SIGTERM!");
|
||
* }
|
||
*
|
||
* You can also use it as a promise. In this case you can only receive the
|
||
* first one.
|
||
*
|
||
* await Deno.signal(Deno.Signal.SIGTERM);
|
||
* console.log("SIGTERM received!")
|
||
*
|
||
* If you want to stop receiving the signals, you can use `.dispose()` method
|
||
* of the signal stream object.
|
||
*
|
||
* const sig = Deno.signal(Deno.Signal.SIGTERM);
|
||
* setTimeout(() => { sig.dispose(); }, 5000);
|
||
* for await (const _ of sig) {
|
||
* console.log("SIGTERM!")
|
||
* }
|
||
*
|
||
* The above for-await loop exits after 5 seconds when `sig.dispose()` is
|
||
* called. */
|
||
export function signal(signo: number): SignalStream;
|
||
|
||
/** **UNSTABLE**: new API, yet to be vetted. */
|
||
export const signals: {
|
||
/** Returns the stream of SIGALRM signals.
|
||
*
|
||
* This method is the shorthand for `Deno.signal(Deno.Signal.SIGALRM)`. */
|
||
alarm: () => SignalStream;
|
||
/** Returns the stream of SIGCHLD signals.
|
||
*
|
||
* This method is the shorthand for `Deno.signal(Deno.Signal.SIGCHLD)`. */
|
||
child: () => SignalStream;
|
||
/** Returns the stream of SIGHUP signals.
|
||
*
|
||
* This method is the shorthand for `Deno.signal(Deno.Signal.SIGHUP)`. */
|
||
hungup: () => SignalStream;
|
||
/** Returns the stream of SIGINT signals.
|
||
*
|
||
* This method is the shorthand for `Deno.signal(Deno.Signal.SIGINT)`. */
|
||
interrupt: () => SignalStream;
|
||
/** Returns the stream of SIGIO signals.
|
||
*
|
||
* This method is the shorthand for `Deno.signal(Deno.Signal.SIGIO)`. */
|
||
io: () => SignalStream;
|
||
/** Returns the stream of SIGPIPE signals.
|
||
*
|
||
* This method is the shorthand for `Deno.signal(Deno.Signal.SIGPIPE)`. */
|
||
pipe: () => SignalStream;
|
||
/** Returns the stream of SIGQUIT signals.
|
||
*
|
||
* This method is the shorthand for `Deno.signal(Deno.Signal.SIGQUIT)`. */
|
||
quit: () => SignalStream;
|
||
/** Returns the stream of SIGTERM signals.
|
||
*
|
||
* This method is the shorthand for `Deno.signal(Deno.Signal.SIGTERM)`. */
|
||
terminate: () => SignalStream;
|
||
/** Returns the stream of SIGUSR1 signals.
|
||
*
|
||
* This method is the shorthand for `Deno.signal(Deno.Signal.SIGUSR1)`. */
|
||
userDefined1: () => SignalStream;
|
||
/** Returns the stream of SIGUSR2 signals.
|
||
*
|
||
* This method is the shorthand for `Deno.signal(Deno.Signal.SIGUSR2)`. */
|
||
userDefined2: () => SignalStream;
|
||
/** Returns the stream of SIGWINCH signals.
|
||
*
|
||
* This method is the shorthand for `Deno.signal(Deno.Signal.SIGWINCH)`. */
|
||
windowChange: () => SignalStream;
|
||
};
|
||
|
||
/** **UNSTABLE**: new API. Maybe move `Deno.EOF` here.
|
||
*
|
||
* Special Deno related symbols. */
|
||
export const symbols: {
|
||
/** Symbol to access exposed internal Deno API */
|
||
readonly internal: unique symbol;
|
||
/** A symbol which can be used as a key for a custom method which will be
|
||
* called when `Deno.inspect()` is called, or when the object is logged to
|
||
* the console. */
|
||
readonly customInspect: unique symbol;
|
||
// TODO(ry) move EOF here?
|
||
};
|
||
}
|