1*16467b97STreehugger Robotgrammar t057autoAST21; 2*16467b97STreehugger Robotoptions {language=JavaScript;output=AST;} 3*16467b97STreehugger Robota : ID (op^ ID)* ; 4*16467b97STreehugger Robotop : {pass}'+' | '-' ; 5*16467b97STreehugger RobotID : 'a'..'z'+ ; 6*16467b97STreehugger RobotINT : '0'..'9'+; 7*16467b97STreehugger RobotWS : (' '|'\n') {$channel=HIDDEN;} ; 8