code: func FSByte(useLocal bool, name string) ([]byte, error) {
  	if useLocal {
  		f, err := _escLocal.Open(name)
  		if err != nil {
  			return nil, err
  		}
  		b, err := ioutil.ReadAll(f)
  		_ = f.Close()
  		return b, err
  	}
  	f, err := _escStatic.prepare(name)
  	if err != nil {
  		return nil, err
  	}
  	return f.data, nil
  }
docs: // FSByte returns the named file from the embedded assets. If useLocal is
  // true, the filesystem's contents are instead used.