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Module

x/eszip/mod.ts

A compact file format to losslessly serialize an ECMAScript module graph into a single file
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import type { Loader } from "./loader.ts";import { instantiate, Parser as InternalParser,} from "./eszip_wasm.generated.js";import { CacheSetting, createCache,} from "jsr:@deno/cache-dir@0.8";export type { LoadResponse } from "./loader.ts";
const encoder = new TextEncoder();
export const options: { wasmURL: URL | undefined } = { wasmURL: undefined };
export class Parser extends InternalParser { private constructor() { super(); }
static async createInstance() { // insure instantiate is called await instantiate({ url: options.wasmURL }); return new Parser(); }}
export async function build( roots: string[], loader: Loader["load"] = createCache().load, importMapUrl?: string,): Promise<Uint8Array> { const { build } = await instantiate({ url: options.wasmURL }); return build( roots, (specifier: string, options: { isDynamic: boolean; cacheSetting: CacheSetting; checksum: string | undefined; }) => { return loader( specifier, options.isDynamic, options.cacheSetting, options.checksum, ).then((result) => { if (result?.kind === "module") { if (typeof result.content === "string") { result.content = encoder.encode(result.content); } // need to convert to an array for serde_wasm_bindgen to work // deno-lint-ignore no-explicit-any (result as any).content = Array.from(result.content); } return result; }).catch((err) => Promise.reject(String(err))); }, importMapUrl, );}