| grammar t030specialStates; | |
| options { | |
| language = Python3; | |
| } | |
| @init { | |
| self.cond = True | |
| } | |
| @members { | |
| def recover(self, input, re): | |
| # no error recovery yet, just crash! | |
| raise re | |
| } | |
| r | |
| : ( {self.cond}? NAME | |
| | {not self.cond}? NAME WS+ NAME | |
| ) | |
| ( WS+ NAME )? | |
| EOF | |
| ; | |
| NAME: ('a'..'z') ('a'..'z' | '0'..'9')+; | |
| NUMBER: ('0'..'9')+; | |
| WS: ' '+; |