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Code Issues Packages 1 Wiki Activity

BREAKING(std/wasi): rename Module to Context (#7110)

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This commit renames Module and ModuleOptions to context to avoid stutter
confusion, e.g avoid having documentation that says things like
instantiate the snapshot's module's module.
This commit is contained in:
Casper Beyer 2020-08-25 00:21:06 +08:00 committed by GitHub
parent c1d543e10a
commit e8968e6bf4
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 11 additions and 11 deletions
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8
std/wasi/README.md
View file

@ -55,9 +55,9 @@ This module provides an implementation of the WebAssembly System Interface
## Usage
```typescript
import WASI from "https://deno.land/std/wasi/snapshot_preview1.ts";
import Context from "https://deno.land/std/wasi/snapshot_preview1.ts";
const wasi = new WASI({
const context = new Context({
args: Deno.args,
env: Deno.env,
});
@ -65,10 +65,10 @@ const wasi = new WASI({
const binary = await Deno.readFile("path/to/your/module.wasm");
const module = await WebAssembly.compile(binary);
const instance = await WebAssembly.instantiate(module, {
wasi_snapshot_preview1: wasi.exports,
wasi_snapshot_preview1: context.exports,
});
wasi.memory = instance.exports.memory;
context.memory = context.exports.memory;
if (module.exports._start) {
instance.exports._start();

6
std/wasi/snapshot_preview1.ts
View file

@ -277,14 +277,14 @@ function errno(err: Error) {
}
}
export interface ModuleOptions {
export interface ContextOptions {
args?: string[];
env?: { [key: string]: string | undefined };
preopens?: { [key: string]: string };
memory?: WebAssembly.Memory;
}
export default class Module {
export default class Context {
args: string[];
env: { [key: string]: string | undefined };
memory: WebAssembly.Memory;
@ -294,7 +294,7 @@ export default class Module {
exports: Record<string, Function>;
constructor(options: ModuleOptions) {
constructor(options: ContextOptions) {
this.args = options.args ? options.args : [];
this.env = options.env ? options.env : {};
this.memory = options.memory!;

8
std/wasi/snapshot_preview1_test.ts
View file

@ -2,24 +2,24 @@
import { assert, assertEquals } from "../testing/asserts.ts";
import * as path from "../path/mod.ts";
import WASI from "./snapshot_preview1.ts";
import Context from "./snapshot_preview1.ts";
if (import.meta.main) {
const options = JSON.parse(Deno.args[0]);
const binary = await Deno.readFile(Deno.args[1]);
const module = await WebAssembly.compile(binary);
const wasi = new WASI({
const context = new Context({
env: options.env,
args: options.args,
preopens: options.preopens,
});
const instance = new WebAssembly.Instance(module, {
wasi_snapshot_preview1: wasi.exports,
wasi_snapshot_preview1: context.exports,
});
wasi.memory = instance.exports.memory;
context.memory = instance.exports.memory;
instance.exports._start();
} else {