Method #checkWritable

lib/internal/vfs/file_handle.js:405–409

* Throws EBADF if the handle was not opened for writing.

()

   * Throws EBADF if the handle was not opened for writing.
   */
  #checkWritable() {
    if (this.flags === 'r') {
      throw createEBADF('write');
    }
  }

  /**
   * Throws EBADF if the handle was not opened for reading.