mirror of https://gitee.com/openkylin/nodejs.git
56 lines
2.2 KiB
TypeScript
Executable File
56 lines
2.2 KiB
TypeScript
Executable File
declare module 'wasi' {
|
|
interface WASIOptions {
|
|
/**
|
|
* An array of strings that the WebAssembly application will
|
|
* see as command line arguments. The first argument is the virtual path to the
|
|
* WASI command itself.
|
|
*/
|
|
args?: string[] | undefined;
|
|
|
|
/**
|
|
* An object similar to `process.env` that the WebAssembly
|
|
* application will see as its environment.
|
|
*/
|
|
env?: object | undefined;
|
|
|
|
/**
|
|
* This object represents the WebAssembly application's
|
|
* sandbox directory structure. The string keys of `preopens` are treated as
|
|
* directories within the sandbox. The corresponding values in `preopens` are
|
|
* the real paths to those directories on the host machine.
|
|
*/
|
|
preopens?: NodeJS.Dict<string> | undefined;
|
|
|
|
/**
|
|
* By default, WASI applications terminate the Node.js
|
|
* process via the `__wasi_proc_exit()` function. Setting this option to `true`
|
|
* causes `wasi.start()` to return the exit code rather than terminate the
|
|
* process.
|
|
* @default false
|
|
*/
|
|
returnOnExit?: boolean | undefined;
|
|
}
|
|
|
|
class WASI {
|
|
constructor(options?: WASIOptions);
|
|
/**
|
|
*
|
|
* Attempt to begin execution of `instance` by invoking its `_start()` export.
|
|
* If `instance` does not contain a `_start()` export, then `start()` attempts to
|
|
* invoke the `__wasi_unstable_reactor_start()` export. If neither of those exports
|
|
* is present on `instance`, then `start()` does nothing.
|
|
*
|
|
* `start()` requires that `instance` exports a [`WebAssembly.Memory`][] named
|
|
* `memory`. If `instance` does not have a `memory` export an exception is thrown.
|
|
*/
|
|
start(instance: object): void; // TODO: avoid DOM dependency until WASM moved to own lib.
|
|
|
|
/**
|
|
* Is an object that implements the WASI system call API. This object
|
|
* should be passed as the `wasi_snapshot_preview1` import during the instantiation of a
|
|
* [`WebAssembly.Instance`][].
|
|
*/
|
|
readonly wasiImport: NodeJS.Dict<any>; // TODO: Narrow to DOM types
|
|
}
|
|
}
|