docs: def __extract_file(self, path, fileinfo, destination):
          """Extracts the specified file to the specified destination.
  
          Args:
              path (str):
                  Relative (to the root of the archive) path of the
                  file to extract.
  
              fileinfo (dict):
                  Dictionary containing the offset and size of the file
                  (Extracted from the header).
  
              destination (str):
                  Directory to extract the archive to.
          """
  
          if 'offset' not in fileinfo:
              self.__copy_extracted(path, destination)
              return
  
          self.asarfile.seek(
              self.__absolute_offset(fileinfo['offset'])
          )
  
          # TODO: read in chunks, ain't going to read multiple GB's in memory
          contents = self.asarfile.read(
              self.__absolute_offset(fileinfo['size'])
          )
  
          destination_path = os.path.join(destination, path)
  
          with open(destination_path, 'wb') as fp:
              fp.write(contents)
  
          LOGGER.debug('Extracted %s to %s', path, destination_path)