Function wrapMessage

lib/internal/modules/esm/worker.js:109–133

* Wraps a message with a status and body, and serializes the body if necessary. * @param {string} status - The status of the message. * @param {any} body - The body of the message. * @returns {{status: string, body: any}}

(status, body)

 * @returns {{status: string, body: any}}
 */
function wrapMessage(status, body) {
  if (status === 'success' || body === null ||
     (typeof body !== 'object' &&
      typeof body !== 'function' &&
      typeof body !== 'symbol')) {
    return { status, body };
  }

  let serialized;
  let serializationFailed;
  try {
    const { serializeError } = require('internal/error_serdes');
    serialized = serializeError(body);
  } catch {
    serializationFailed = true;
  }

  return {
    status,
    body: {
      serialized,
      serializationFailed,
    },
  };
}

/**
 * Initializes the loader hooks worker thread with customized asynchronous module loading hooks.