code: def _peek_table(self):  # type: () -> Tuple[bool, str]
          
          # we always want to restore after exiting this scope
          with self._state(save_marker=True, restore=True):
              if self._current != "[":
                  raise self.parse_error(
                      InternalParserError,
                      "_peek_table() entered on non-bracket character",
                  )
  
              # AoT
              self.inc()
              is_aot = False
              if self._current == "[":
                  self.inc()
                  is_aot = True
  
              self.mark()
  
              while self._current != "]" and self.inc():
                  table_name = self.extract()
  
              return is_aot, table_name
docs: Peeks ahead non-intrusively by cloning then restoring the
          initial state of the parser.
  
          Returns the name of the table about to be parsed,
          as well as whether it is part of an AoT.