anchor.diff:  PLUS
   :
      '+'
  +;
  +
  +REGEX
  +:
  +   '/' {enableREGEX}?
  +   (
  +      ~('/' | '\\')
  +      |
  +      ( '\\' '/')
  +   )* '/'
   ;
   
   RP_VARIABLE
  
positive.code: 
  RULE
  :
     'rule' -> pushMode ( M_Rule )
  ;
  
  RUN
  
negative.code:    	}
     	enableIP_ADDRESS = true;
        enableDEC = true;
        enableREGEX = false;
        enableACL_NUM = false;
        _inAccessList = false;
    }
  