@esmx/rspack/dist/rspack/pack.mjs

A high-performance Rspack integration for Esmx microfrontend framework, providing Module Linking and SSR capabilities.

import crypto from "node:crypto";
import Arborist from "@npmcli/arborist";
import pacote from "pacote";
export async function pack(esmx) {
  const { packConfig } = esmx;
  const pkgJson = await packConfig.packageJson(
    esmx,
    await buildPackageJson(esmx)
  );
  esmx.writeSync(
    esmx.resolvePath("dist/package.json"),
    JSON.stringify(pkgJson, null, 4)
  );
  if (!packConfig.enable) {
    return true;
  }
  await packConfig.onBefore(esmx, pkgJson);
  const data = await pacote.tarball(esmx.resolvePath("dist"), {
    Arborist
  });
  const hash = contentHash(data);
  packConfig.outputs.forEach((file) => {
    const tgz = esmx.resolvePath("./", file);
    const txt = tgz.replace(/\.tgz$/, ".txt");
    esmx.writeSync(tgz, data);
    esmx.writeSync(txt, hash);
  });
  await packConfig.onAfter(esmx, pkgJson, data);
  return true;
}
export function generateExports(options) {
  const { client, server, base = {} } = options;
  const exports = { ...base };
  const set = /* @__PURE__ */ new Set([...Object.keys(client), ...Object.keys(server)]);
  set.forEach((name) => {
    const clientExport = client[name];
    const serverExport = server[name];
    const exportName = name === "index" ? "." : `./${name}`;
    if (clientExport && serverExport) {
      exports[exportName] = {
        default: `./server/${serverExport.file}`,
        browser: `./client/${clientExport.file}`
      };
    } else if (clientExport) {
      exports[exportName] = `./client/${clientExport.file}`;
    } else if (serverExport) {
      exports[exportName] = `./server/${serverExport.file}`;
    }
  });
  return exports;
}
async function buildPackageJson(esmx) {
  const [clientJson, serverJson, curJson] = await Promise.all([
    esmx.readJson(
      esmx.resolvePath("dist/client/manifest.json")
    ),
    esmx.readJson(
      esmx.resolvePath("dist/server/manifest.json")
    ),
    esmx.readJson(esmx.resolvePath("package.json"))
  ]);
  const exports = generateExports({
    client: clientJson.exports,
    server: serverJson.exports,
    base: curJson?.exports
  });
  const buildJson = {
    ...curJson,
    exports
  };
  return buildJson;
}
export function contentHash(buffer, algorithm = "sha256") {
  const hash = crypto.createHash(algorithm);
  hash.update(buffer);
  return `${algorithm}-${hash.digest("hex")}`;
}