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denoland-deno/cli/dts/lib.deno.unstable.d.ts
Sean Michael Wykes dccf4cbe36
feat(fetch): mTLS client certificates for fetch() (#11721) 
This commit adds support for specifying client certificates when using fetch, by means of `Deno.createHttpClient`.
2021-08-25 14:25:12 +02:00

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// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
/// <reference no-default-lib="true" />
/// <reference lib="deno.ns" />
/// <reference lib="deno.net_unstable" />
/// <reference lib="deno.http_unstable" />
declare namespace Deno {
/**
* **UNSTABLE**: New API, yet to be vetted. This API is under consideration to
* determine if permissions are required to call it.
*
* Retrieve the process umask. If `mask` is provided, sets the process umask.
* This call always returns what the umask was before the call.
*
* ```ts
* console.log(Deno.umask()); // e.g. 18 (0o022)
* const prevUmaskValue = Deno.umask(0o077); // e.g. 18 (0o022)
* console.log(Deno.umask()); // e.g. 63 (0o077)
* ```
*
* NOTE: This API is not implemented on Windows
*/
export function umask(mask?: number): number;
/** **UNSTABLE**: New API, yet to be vetted.
*
* Gets the size of the console as columns/rows.
*
* ```ts
* const { columns, rows } = Deno.consoleSize(Deno.stdout.rid);
* ```
*/
export function consoleSize(
rid: number,
): {
columns: number;
rows: number;
};
/** **Unstable** There are questions around which permission this needs. And
* maybe should be renamed (loadAverage?)
*
* Returns an array containing the 1, 5, and 15 minute load averages. The
* load average is a measure of CPU and IO utilization of the last one, five,
* and 15 minute periods expressed as a fractional number. Zero means there
* is no load. On Windows, the three values are always the same and represent
* the current load, not the 1, 5 and 15 minute load averages.
*
* ```ts
* console.log(Deno.loadavg()); // e.g. [ 0.71, 0.44, 0.44 ]
* ```
*
* Requires `allow-env` permission.
*/
export function loadavg(): number[];
/** **Unstable** new API. yet to be vetted. Under consideration to possibly move to
* Deno.build or Deno.versions and if it should depend sys-info, which may not
* be desireable.
*
* Returns the release version of the Operating System.
*
* ```ts
* console.log(Deno.osRelease());
* ```
*
* Requires `allow-env` permission.
*
*/
export function osRelease(): string;
/** **Unstable** new API. yet to be vetted.
*
* Displays the total amount of free and used physical and swap memory in the
* system, as well as the buffers and caches used by the kernel.
*
* This is similar to the `free` command in Linux
*
* ```ts
* console.log(Deno.systemMemoryInfo());
* ```
*
* Requires `allow-env` permission.
*
*/
export function systemMemoryInfo(): SystemMemoryInfo;
export interface SystemMemoryInfo {
/** Total installed memory */
total: number;
/** Unused memory */
free: number;
/** Estimation of how much memory is available for starting new
* applications, without swapping. Unlike the data provided by the cache or
* free fields, this field takes into account page cache and also that not
* all reclaimable memory slabs will be reclaimed due to items being in use
*/
available: number;
/** Memory used by kernel buffers */
buffers: number;
/** Memory used by the page cache and slabs */
cached: number;
/** Total swap memory */
swapTotal: number;
/** Unused swap memory */
swapFree: number;
}
/** All possible types for interfacing with foreign functions */
export type NativeType =
| "void"
| "u8"
| "i8"
| "u16"
| "i16"
| "u32"
| "i32"
| "u64"
| "i64"
| "usize"
| "isize"
| "f32"
| "f64";
/** A foreign function as defined by its parameter and result types */
export interface ForeignFunction {
parameters: NativeType[];
result: NativeType;
}
/** A dynamic library resource */
export interface DynamicLibrary<S extends Record<string, ForeignFunction>> {
/** All of the registered symbols along with functions for calling them */
symbols: { [K in keyof S]: (...args: unknown[]) => unknown };
close(): void;
}
/** **UNSTABLE**: new API
*
* Opens a dynamic library and registers symbols
*/
export function dlopen<S extends Record<string, ForeignFunction>>(
filename: string | URL,
symbols: S,
): DynamicLibrary<S>;
/** The log category for a diagnostic message. */
export enum DiagnosticCategory {
Warning = 0,
Error = 1,
Suggestion = 2,
Message = 3,
}
export interface DiagnosticMessageChain {
messageText: string;
category: DiagnosticCategory;
code: number;
next?: DiagnosticMessageChain[];
}
export interface Diagnostic {
/** A string message summarizing the diagnostic. */
messageText?: 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?: Diagnostic[];
/** The text of the source line related to the diagnostic. */
sourceLine?: string;
source?: string;
/** The start position of the error. Zero based index. */
start?: {
line: number;
character: number;
};
/** The end position of the error. Zero based index. */
end?: {
line: number;
character: number;
};
/** The filename of the resource related to the diagnostic message. */
fileName?: string;
/** The category of the diagnostic. */
category: DiagnosticCategory;
/** A number identifier. */
code: number;
}
/** **UNSTABLE**: new API, yet to be vetted.
*
* Format an array of diagnostic items and return them as a single string in a
* user friendly format. If there are no diagnostics then it will return an
* empty string.
*
* ```ts
* const { diagnostics } = await Deno.emit("file_with_compile_issues.ts");
* console.table(diagnostics); // Prints raw diagnostic data
* console.log(Deno.formatDiagnostics(diagnostics)); // User friendly output of diagnostics
* console.log(Deno.formatDiagnostics([])); // An empty string
* ```
*
* @param diagnostics An array of diagnostic items to format
*/
export function formatDiagnostics(diagnostics: Diagnostic[]): 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;
/** The character set of the input files. Defaults to `"utf8"`. */
charset?: 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;
/** 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 `true`. */
experimentalDecorators?: boolean;
/** Import emit helpers (e.g. `__extends`, `__rest`, etc..) from
* [tslib](https://www.npmjs.com/package/tslib). */
importHelpers?: boolean;
/** This flag controls how `import` works, there are 3 different options:
*
* - `remove`: The default behavior of dropping import statements which only
* reference types.
* - `preserve`: Preserves all `import` statements whose values or types are
* never used. This can cause imports/side-effects to be preserved.
* - `error`: This preserves all imports (the same as the preserve option),
* but will error when a value import is only used as a type. This might
* be useful if you want to ensure no values are being accidentally
* imported, but still make side-effect imports explicit.
*
* This flag works because you can use `import type` to explicitly create an
* `import` statement which should never be emitted into JavaScript. */
importsNotUsedAsValues?: "remove" | "preserve" | "error";
/** 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;
/** 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;
/** Specify the JSX fragment factory function to use when targeting react
* JSX emit, e.g. `Fragment`. Defaults to `React.Fragment`. */
jsxFragmentFactory?: string;
/** Resolve keyof to string valued property names only (no numbers or
* symbols). Defaults to `false`. */
keyofStringsOnly?: string;
/** 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"
| "es2020"
| "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 include the default library file (`lib.d.ts`). Defaults to
* `false`. */
noLib?: 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;
/** Include 'undefined' in index signature results. Defaults to `false`. */
noUncheckedIndexedAccess?: boolean;
/** Report errors on unused locals. Defaults to `false`. */
noUnusedLocals?: boolean;
/** Report errors on unused parameters. Defaults to `false`. */
noUnusedParameters?: boolean;
/** 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;
/** 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;
/** Skip type checking of all declaration files (`*.d.ts`). */
skipLibCheck?: boolean;
/** 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 when type checking.
* Defaults to `undefined`.
*
* The type definitions are resolved according to the normal Deno resolution
* irrespective of if sources are provided on the call. In addition, unlike
* passing the `--config` option on startup, there is no base to resolve
* relative specifiers, so the specifiers here have to be fully qualified
* URLs or paths. For example:
*
* ```ts
* Deno.emit("./a.ts", {
* compilerOptions: {
* types: [
* "https://deno.land/x/pkg/types.d.ts",
* "/Users/me/pkg/types.d.ts",
* ]
* }
* });
* ```
*/
types?: string[];
/** Emit class fields with ECMAScript-standard semantics. Defaults to
* `false`. */
useDefineForClassFields?: boolean;
}
interface ImportMap {
imports: Record<string, string>;
scopes?: Record<string, Record<string, string>>;
}
/**
* **UNSTABLE**: new API, yet to be vetted.
*
* The options for `Deno.emit()` API.
*/
export interface EmitOptions {
/** Indicate that the source code should be emitted to a single file
* JavaScript bundle that is a single ES module (`"module"`) or a single
* file self contained script we executes in an immediately invoked function
* when loaded (`"classic"`). */
bundle?: "module" | "classic";
/** If `true` then the sources will be typed checked, returning any
* diagnostic errors in the result. If `false` type checking will be
* skipped. Defaults to `true`.
*
* *Note* by default, only TypeScript will be type checked, just like on
* the command line. Use the `compilerOptions` options of `checkJs` to
* enable type checking of JavaScript. */
check?: boolean;
/** A set of options that are aligned to TypeScript compiler options that
* are supported by Deno. */
compilerOptions?: CompilerOptions;
/** An [import-map](https://deno.land/manual/linking_to_external_code/import_maps#import-maps)
* which will be applied to the imports. */
importMap?: ImportMap;
/** An absolute path to an [import-map](https://deno.land/manual/linking_to_external_code/import_maps#import-maps).
* Required to be specified if an `importMap` is specified to be able to
* determine resolution of relative paths. If a `importMap` is not
* specified, then it will assumed the file path points to an import map on
* disk and will be attempted to be loaded based on current runtime
* permissions.
*/
importMapPath?: string;
/** A record of sources to use when doing the emit. If provided, Deno will
* use these sources instead of trying to resolve the modules externally. */
sources?: Record<string, string>;
}
/**
* **UNSTABLE**: new API, yet to be vetted.
*
* The result of `Deno.emit()` API.
*/
export interface EmitResult {
/** Diagnostic messages returned from the type checker (`tsc`).
*
* Can be used with `Deno.formatDiagnostics` to display a user
* friendly string. */
diagnostics: Diagnostic[];
/** Any emitted files. If bundled, then the JavaScript will have the
* key of `deno:///bundle.js` with an optional map (based on
* `compilerOptions`) in `deno:///bundle.js.map`. */
files: Record<string, string>;
/** An optional array of any compiler options that were ignored by Deno. */
ignoredOptions?: string[];
/** An array of internal statistics related to the emit, for diagnostic
* purposes. */
stats: Array<[string, number]>;
}
/**
* **UNSTABLE**: new API, yet to be vetted.
*
* Similar to the command line functionality of `deno run` or `deno cache`,
* `Deno.emit()` provides a way to provide Deno arbitrary JavaScript
* or TypeScript and have it return JavaScript based on the options and
* settings provided. The source code can either be provided or the modules
* can be fetched and resolved in line with the behavior of the command line.
*
* Requires `allow-read` and/or `allow-net` if sources are not provided.
*
* @param rootSpecifier The specifier that will be used as the entry point.
* If no sources are provided, then the specifier would
* be the same as if you typed it on the command line for
* `deno run`. If sources are provided, it should match
* one of the names of the sources.
* @param options A set of options to be used with the emit.
*
* @returns The result of the emit. If diagnostics are found, they can be used
* with `Deno.formatDiagnostics` to construct a user friendly string, which
* has the same format as CLI diagnostics.
*/
export function emit(
rootSpecifier: string | URL,
options?: EmitOptions,
): Promise<EmitResult>;
/** **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. */
lineNumber: number;
/** The column number in the file. It is assumed to be 1-indexed. */
columnNumber: 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:** `lineNumber` and `columnNumber` are 1 indexed, which matches display
* expectations, but is not typical of most index numbers in Deno.
*
* An example:
*
* ```ts
* const origin = Deno.applySourceMap({
* fileName: "file://my/module.ts",
* lineNumber: 5,
* columnNumber: 15
* });
*
* console.log(`${origin.fileName}:${origin.lineNumber}:${origin.columnNumber}`);
* ```
*/
export function applySourceMap(location: Location): Location;
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**: Further changes required to make platform independent.
*
* Signals numbers. This is platform dependent. */
export const Signal: typeof MacOSSignal | typeof LinuxSignal;
/** **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.
*
* ```ts
* 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.
*
* ```ts
* 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.
*
* ```ts
* 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.
*
* NOTE: This functionality is not yet implemented on Windows.
*/
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;
};
export type SetRawOptions = {
cbreak: boolean;
};
/** **UNSTABLE**: new API, yet to be vetted
*
* Set TTY to be under raw mode or not. In raw mode, characters are read and
* returned as is, without being processed. All special processing of
* characters by the terminal is disabled, including echoing input characters.
* Reading from a TTY device in raw mode is faster than reading from a TTY
* device in canonical mode.
*
* The `cbreak` option can be used to indicate that characters that correspond
* to a signal should still be generated. When disabling raw mode, this option
* is ignored. This functionality currently only works on Linux and Mac OS.
*
* ```ts
* Deno.setRaw(Deno.stdin.rid, true, { cbreak: true });
* ```
*/
export function setRaw(
rid: number,
mode: boolean,
options?: SetRawOptions,
): void;
/** **UNSTABLE**: needs investigation into high precision time.
*
* Synchronously changes the access (`atime`) and modification (`mtime`) times
* of a file system object referenced by `path`. Given times are either in
* seconds (UNIX epoch time) or as `Date` objects.
*
* ```ts
* Deno.utimeSync("myfile.txt", 1556495550, new Date());
* ```
*
* Requires `allow-write` permission. */
export function utimeSync(
path: string | URL,
atime: number | Date,
mtime: number | Date,
): void;
/** **UNSTABLE**: needs investigation into high precision time.
*
* Changes the access (`atime`) and modification (`mtime`) times of a file
* system object referenced by `path`. Given times are either in seconds
* (UNIX epoch time) or as `Date` objects.
*
* ```ts
* await Deno.utime("myfile.txt", 1556495550, new Date());
* ```
*
* Requires `allow-write` permission. */
export function utime(
path: string | URL,
atime: number | Date,
mtime: number | Date,
): Promise<void>;
export function run<
T extends RunOptions & {
clearEnv?: boolean;
} = RunOptions & {
clearEnv?: boolean;
},
>(opt: T): Process<T>;
/** **UNSTABLE**: The `signo` argument may change to require the Deno.Signal
* enum.
*
* Send a signal to process under given `pid`. This functionality currently
* only works on Linux and Mac OS.
*
* If `pid` is negative, the signal will be sent to the process group
* identified by `pid`.
*
* const p = Deno.run({
* cmd: ["sleep", "10000"]
* });
*
* Deno.kill(p.pid, Deno.Signal.SIGINT);
*
* Requires `allow-run` permission. */
export function kill(pid: number, signo: number): void;
/** **UNSTABLE**: New API, yet to be vetted. Additional consideration is still
* necessary around the permissions required.
*
* Get the `hostname` of the machine the Deno process is running on.
*
* ```ts
* console.log(Deno.hostname());
* ```
*
* Requires `allow-env` permission.
*/
export function hostname(): string;
/** **UNSTABLE**: New API, yet to be vetted.
* A custom HttpClient for use with `fetch`.
*
* ```ts
* const client = Deno.createHttpClient({ caData: await Deno.readTextFile("./ca.pem") });
* const req = await fetch("https://myserver.com", { client });
* ```
*/
export class HttpClient {
rid: number;
close(): void;
}
/** **UNSTABLE**: New API, yet to be vetted.
* The options used when creating a [HttpClient].
*/
export interface CreateHttpClientOptions {
/** A certificate authority to use when validating TLS certificates. Certificate data must be PEM encoded.
*/
caData?: string;
proxy?: Proxy;
certChain?: string;
privateKey?: string;
}
export interface Proxy {
url: string;
basicAuth?: BasicAuth;
}
export interface BasicAuth {
username: string;
password: string;
}
/** **UNSTABLE**: New API, yet to be vetted.
* Create a custom HttpClient for to use with `fetch`.
*
* ```ts
* const client = Deno.createHttpClient({ caData: await Deno.readTextFile("./ca.pem") });
* const response = await fetch("https://myserver.com", { client });
* ```
*
* ```ts
* const client = Deno.createHttpClient({ proxy: { url: "http://myproxy.com:8080" } });
* const response = await fetch("https://myserver.com", { client });
* ```
*/
export function createHttpClient(
options: CreateHttpClientOptions,
): HttpClient;
/** **UNSTABLE**: needs investigation into high precision time.
*
* Synchronously changes the access (`atime`) and modification (`mtime`) times
* of a file stream resource referenced by `rid`. Given times are either in
* seconds (UNIX epoch time) or as `Date` objects.
*
* ```ts
* const file = Deno.openSync("file.txt", { create: true, write: true });
* Deno.futimeSync(file.rid, 1556495550, new Date());
* ```
*/
export function futimeSync(
rid: number,
atime: number | Date,
mtime: number | Date,
): void;
/** **UNSTABLE**: needs investigation into high precision time.
*
* Changes the access (`atime`) and modification (`mtime`) times of a file
* stream resource referenced by `rid`. Given times are either in seconds
* (UNIX epoch time) or as `Date` objects.
*
* ```ts
* const file = await Deno.open("file.txt", { create: true, write: true });
* await Deno.futime(file.rid, 1556495550, new Date());
* ```
*/
export function futime(
rid: number,
atime: number | Date,
mtime: number | Date,
): Promise<void>;
/** *UNSTABLE**: new API, yet to be vetted.
*
* SleepSync puts the main thread to sleep synchronously for a given amount of
* time in milliseconds.
*
* ```ts
* Deno.sleepSync(10);
* ```
*/
export function sleepSync(millis: number): void;
export interface Metrics extends OpMetrics {
ops: Record<string, OpMetrics>;
}
export interface OpMetrics {
opsDispatched: number;
opsDispatchedSync: number;
opsDispatchedAsync: number;
opsDispatchedAsyncUnref: number;
opsCompleted: number;
opsCompletedSync: number;
opsCompletedAsync: number;
opsCompletedAsyncUnref: number;
bytesSentControl: number;
bytesSentData: number;
bytesReceived: number;
}
/** **UNSTABLE**: New option, yet to be vetted. */
export interface TestDefinition {
/** Specifies the permissions that should be used to run the test.
* Set this to "inherit" to keep the calling thread's permissions.
* Set this to "none" to revoke all permissions.
*
* Defaults to "inherit".
*/
permissions?: "inherit" | "none" | {
/** Specifies if the `net` permission should be requested or revoked.
* If set to `"inherit"`, the current `env` permission will be inherited.
* If set to `true`, the global `net` permission will be requested.
* If set to `false`, the global `net` permission will be revoked.
*
* Defaults to "inherit".
*/
env?: "inherit" | boolean | string[];
/** Specifies if the `hrtime` permission should be requested or revoked.
* If set to `"inherit"`, the current `hrtime` permission will be inherited.
* If set to `true`, the global `hrtime` permission will be requested.
* If set to `false`, the global `hrtime` permission will be revoked.
*
* Defaults to "inherit".
*/
hrtime?: "inherit" | boolean;
/** Specifies if the `net` permission should be requested or revoked.
* if set to `"inherit"`, the current `net` permission will be inherited.
* if set to `true`, the global `net` permission will be requested.
* if set to `false`, the global `net` permission will be revoked.
* if set to `string[]`, the `net` permission will be requested with the
* specified host strings with the format `"<host>[:<port>]`.
*
* Defaults to "inherit".
*
* Examples:
*
* ```ts
* import { assertEquals } from "https://deno.land/std/testing/asserts.ts";
*
* Deno.test({
* name: "inherit",
* permissions: {
* net: "inherit",
* },
* async fn() {
* const status = await Deno.permissions.query({ name: "net" })
* assertEquals(status.state, "granted");
* },
* });
* ```
*
* ```ts
* import { assertEquals } from "https://deno.land/std/testing/asserts.ts";
*
* Deno.test({
* name: "true",
* permissions: {
* net: true,
* },
* async fn() {
* const status = await Deno.permissions.query({ name: "net" });
* assertEquals(status.state, "granted");
* },
* });
* ```
*
* ```ts
* import { assertEquals } from "https://deno.land/std/testing/asserts.ts";
*
* Deno.test({
* name: "false",
* permissions: {
* net: false,
* },
* async fn() {
* const status = await Deno.permissions.query({ name: "net" });
* assertEquals(status.state, "denied");
* },
* });
* ```
*
* ```ts
* import { assertEquals } from "https://deno.land/std/testing/asserts.ts";
*
* Deno.test({
* name: "localhost:8080",
* permissions: {
* net: ["localhost:8080"],
* },
* async fn() {
* const status = await Deno.permissions.query({ name: "net", host: "localhost:8080" });
* assertEquals(status.state, "granted");
* },
* });
* ```
*/
net?: "inherit" | boolean | string[];
/** Specifies if the `ffi` permission should be requested or revoked.
* If set to `"inherit"`, the current `ffi` permission will be inherited.
* If set to `true`, the global `ffi` permission will be requested.
* If set to `false`, the global `ffi` permission will be revoked.
*
* Defaults to "inherit".
*/
ffi?: "inherit" | boolean;
/** Specifies if the `read` permission should be requested or revoked.
* If set to `"inherit"`, the current `read` permission will be inherited.
* If set to `true`, the global `read` permission will be requested.
* If set to `false`, the global `read` permission will be revoked.
* If set to `Array<string | URL>`, the `read` permission will be requested with the
* specified file paths.
*
* Defaults to "inherit".
*/
read?: "inherit" | boolean | Array<string | URL>;
/** Specifies if the `run` permission should be requested or revoked.
* If set to `"inherit"`, the current `run` permission will be inherited.
* If set to `true`, the global `run` permission will be requested.
* If set to `false`, the global `run` permission will be revoked.
*
* Defaults to "inherit".
*/
run?: "inherit" | boolean | Array<string | URL>;
/** Specifies if the `write` permission should be requested or revoked.
* If set to `"inherit"`, the current `write` permission will be inherited.
* If set to `true`, the global `write` permission will be requested.
* If set to `false`, the global `write` permission will be revoked.
* If set to `Array<string | URL>`, the `write` permission will be requested with the
* specified file paths.
*
* Defaults to "inherit".
*/
write?: "inherit" | boolean | Array<string | URL>;
};
}
}
declare function fetch(
input: Request | URL | string,
init?: RequestInit & { client: Deno.HttpClient },
): Promise<Response>;
declare interface WorkerOptions {
/** UNSTABLE: New API.
*
* Set deno.namespace to `true` to make `Deno` namespace and all of its
* methods available to the worker environment. Defaults to `false`.
*
* Configure deno.permissions options to change the level of access the worker will
* have. By default it will inherit the permissions of its parent thread. The permissions
* of a worker can't be extended beyond its parent's permissions reach.
* - "inherit" will take the permissions of the thread the worker is created in
* - You can disable/enable permissions all together by passing a boolean
* - You can provide a list of routes relative to the file the worker
* is created in to limit the access of the worker (read/write permissions only)
*
* Example:
*
* ```ts
* // mod.ts
* const worker = new Worker(
* new URL("deno_worker.ts", import.meta.url).href, {
* type: "module",
* deno: {
* namespace: true,
* permissions: {
* read: true,
* },
* },
* }
* );
* ```
*/
// TODO(Soremwar)
// `deno: boolean` is kept for backwards compatibility with the previous
// worker options implementation. Remove for 2.0.
deno?: boolean | {
namespace?: boolean;
/** Set to `"none"` to disable all the permissions in the worker. */
permissions?: "inherit" | "none" | {
env?: "inherit" | boolean | string[];
hrtime?: "inherit" | boolean;
/** The format of the net access list must be `hostname[:port]`
* in order to be resolved.
*
* For example: `["https://deno.land", "localhost:8080"]`.
*/
net?: "inherit" | boolean | string[];
ffi?: "inherit" | boolean;
read?: "inherit" | boolean | Array<string | URL>;
run?: "inherit" | boolean | Array<string | URL>;
write?: "inherit" | boolean | Array<string | URL>;
};
};
}
declare interface WebSocketStreamOptions {
protocols?: string[];
signal?: AbortSignal;
}
declare interface WebSocketConnection {
readable: ReadableStream<string | Uint8Array>;
writable: WritableStream<string | Uint8Array>;
extensions: string;
protocol: string;
}
declare interface WebSocketCloseInfo {
code?: number;
reason?: string;
}
declare class WebSocketStream {
constructor(url: string, options?: WebSocketStreamOptions);
url: string;
connection: Promise<WebSocketConnection>;
closed: Promise<WebSocketCloseInfo>;
close(closeInfo?: WebSocketCloseInfo): void;
}
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