1*16467b97STreehugger Robotlexer grammar t019lexer; 2*16467b97STreehugger Robotoptions { 3*16467b97STreehugger Robot language=Python; 4*16467b97STreehugger Robot filter=true; 5*16467b97STreehugger Robot} 6*16467b97STreehugger Robot 7*16467b97STreehugger RobotIMPORT 8*16467b97STreehugger Robot : 'import' WS name=QIDStar WS? ';' 9*16467b97STreehugger Robot ; 10*16467b97STreehugger Robot 11*16467b97STreehugger Robot/** Avoids having "return foo;" match as a field */ 12*16467b97STreehugger RobotRETURN 13*16467b97STreehugger Robot : 'return' (options {greedy=false;}:.)* ';' 14*16467b97STreehugger Robot ; 15*16467b97STreehugger Robot 16*16467b97STreehugger RobotCLASS 17*16467b97STreehugger Robot : 'class' WS name=ID WS? ('extends' WS QID WS?)? 18*16467b97STreehugger Robot ('implements' WS QID WS? (',' WS? QID WS?)*)? '{' 19*16467b97STreehugger Robot ; 20*16467b97STreehugger Robot 21*16467b97STreehugger RobotCOMMENT 22*16467b97STreehugger Robot : '/*' (options {greedy=false;} : . )* '*/' 23*16467b97STreehugger Robot ; 24*16467b97STreehugger Robot 25*16467b97STreehugger RobotSTRING 26*16467b97STreehugger Robot : '"' (options {greedy=false;}: ESC | .)* '"' 27*16467b97STreehugger Robot ; 28*16467b97STreehugger Robot 29*16467b97STreehugger RobotCHAR 30*16467b97STreehugger Robot : '\'' (options {greedy=false;}: ESC | .)* '\'' 31*16467b97STreehugger Robot ; 32*16467b97STreehugger Robot 33*16467b97STreehugger RobotWS : (' '|'\t'|'\n')+ 34*16467b97STreehugger Robot ; 35*16467b97STreehugger Robot 36*16467b97STreehugger Robotfragment 37*16467b97STreehugger RobotQID : ID ('.' ID)* 38*16467b97STreehugger Robot ; 39*16467b97STreehugger Robot 40*16467b97STreehugger Robot/** QID cannot see beyond end of token so using QID '.*'? somewhere won't 41*16467b97STreehugger Robot * ever match since k=1 lookahead in the QID loop of '.' will make it loop. 42*16467b97STreehugger Robot * I made this rule to compensate. 43*16467b97STreehugger Robot */ 44*16467b97STreehugger Robotfragment 45*16467b97STreehugger RobotQIDStar 46*16467b97STreehugger Robot : ID ('.' ID)* '.*'? 47*16467b97STreehugger Robot ; 48*16467b97STreehugger Robot 49*16467b97STreehugger Robotfragment 50*16467b97STreehugger RobotTYPE: QID '[]'? 51*16467b97STreehugger Robot ; 52*16467b97STreehugger Robot 53*16467b97STreehugger Robotfragment 54*16467b97STreehugger RobotARG : TYPE WS ID 55*16467b97STreehugger Robot ; 56*16467b97STreehugger Robot 57*16467b97STreehugger Robotfragment 58*16467b97STreehugger RobotID : ('a'..'z'|'A'..'Z'|'_') ('a'..'z'|'A'..'Z'|'_'|'0'..'9')* 59*16467b97STreehugger Robot ; 60*16467b97STreehugger Robot 61*16467b97STreehugger Robotfragment 62*16467b97STreehugger RobotESC : '\\' ('"'|'\''|'\\') 63*16467b97STreehugger Robot ; 64*16467b97STreehugger Robot 65