Function loadBuiltinModuleForEmbedder

lib/internal/modules/helpers.js:147–166

* Helpers to load built-in modules for embedder modules. * @param {string} id * @returns {import('internal/bootstrap/realm.js').BuiltinModule}

(id)

 * @returns {import('internal/bootstrap/realm.js').BuiltinModule}
 */
function loadBuiltinModuleForEmbedder(id) {
  const normalized = BuiltinModule.normalizeRequirableId(id);
  if (normalized) {
    const mod = loadBuiltinModule(normalized);
    if (mod) {
      return mod;
    }
  }
  if (isSEABuiltinWarningNeeded() && !warnedAboutBuiltins) {
    emitWarningSync(
      'Currently the require() provided to the main script embedded into ' +
      'single-executable applications only supports loading built-in modules.\n' +
      'To load a module from disk after the single executable application is ' +
      'launched, use require("module").createRequire().\n' +
      'Support for bundled module loading or virtual file systems are under ' +
      'discussions in https://github.com/nodejs/single-executable');
    warnedAboutBuiltins = true;
  }
  throw new ERR_UNKNOWN_BUILTIN_MODULE(id);
}

/** @type {Module} */
let $Module = null;