1*16467b97STreehugger Robot 2*16467b97STreehugger Robotgrammar t058rewriteAST55; 3*16467b97STreehugger Robotoptions {language=JavaScript;output=AST;} 4*16467b97STreehugger Robottokens {BLOCK;} 5*16467b97STreehugger Robota : A A b=B B b=B c+=C C c+=C D {s=$D.text} -> A+ B+ C+ D ; 6*16467b97STreehugger Robottype : 'int' | 'float' ; 7*16467b97STreehugger RobotA : 'a' ; 8*16467b97STreehugger RobotB : 'b' ; 9*16467b97STreehugger RobotC : 'c' ; 10*16467b97STreehugger RobotD : 'd' ; 11*16467b97STreehugger RobotWS : (' '|'\n') {$channel=HIDDEN;} ;