dalisoft/nanoexpress

export default function stob(stream) {
  return new Promise((resolve) => {
    const buffers = [];
    stream.on('data', buffers.push.bind(buffers));

    stream.on('end', () => {
      switch (buffers.length) {
        case 0:
          resolve(Buffer.allocUnsafe(0));
          break;
        case 1:
          resolve(buffers[0]);
          break;
        default:
          resolve(Buffer.concat(buffers));
      }
    });
  });
}