docs: public final void mT__143() throws RecognitionException {
          try {
              int _type = T__143;
              int _channel = DEFAULT_TOKEN_CHANNEL;
              // InternalSARL.g:129:8: ( '?' )
              // InternalSARL.g:129:10: '?'
              {
              match('?'); 
  
              }
  
              state.type = _type;
              state.channel = _channel;
          }
          finally {
          }
      }