Method runSync

lib/internal/modules/esm/module_job.js:532–557

(parent)

  }

  runSync(parent) {
    debug('ModuleJobSync.runSync()', this.module);
    assert(this.shouldRunModule(this.phase));
    // TODO(joyeecheung): add the error decoration logic from the async instantiate.
    this.module.instantiate();
    // If --experimental-print-required-tla is true, proceeds to evaluation even
    // if it's async because we want to search for the TLA and help users locate
    // them.
    // TODO(joyeecheung): track the asynchroniticy using v8::Module::HasTopLevelAwait()
    // and we'll be able to throw right after compilation of the modules, using acron
    // to find and print the TLA. This requires the linking to be synchronous in case
    // it runs into cached asynchronous modules that are not yet fetched.
    const parentFilename = urlToFilename(parent?.filename);
    const filename = urlToFilename(this.url);
    if (this.module.hasAsyncGraph && !getOptionValue('--experimental-print-required-tla')) {
      throw new ERR_REQUIRE_ASYNC_MODULE(filename, parentFilename);
    }
    setHasStartedUserESMExecution();
    try {
      const namespace = this.module.evaluateSync(filename, parentFilename);
      return { __proto__: null, module: this.module, namespace };
    } catch (e) {
      explainCommonJSGlobalLikeNotDefinedError(e, this.module.url, this.module.hasTopLevelAwait);
      throw e;
    }
  }
}

ObjectSetPrototypeOf(ModuleJobBase.prototype, null);