xref: /aosp_15_r20/external/antlr/runtime/Python/tests/t039labels.g (revision 16467b971bd3e2009fad32dd79016f2c7e421deb)
1*16467b97STreehugger Robotgrammar t039labels;
2*16467b97STreehugger Robotoptions {
3*16467b97STreehugger Robot  language = Python;
4*16467b97STreehugger Robot}
5*16467b97STreehugger Robot
6*16467b97STreehugger Robota returns [l]
7*16467b97STreehugger Robot    : ids+=A ( ',' ids+=(A|B) )* C D w=. ids+=. F EOF
8*16467b97STreehugger Robot        { l = ($ids, $w) }
9*16467b97STreehugger Robot    ;
10*16467b97STreehugger Robot
11*16467b97STreehugger RobotA: 'a'..'z';
12*16467b97STreehugger RobotB: '0'..'9';
13*16467b97STreehugger RobotC: a='A' { print $a };
14*16467b97STreehugger RobotD: a='FOOBAR' { print $a };
15*16467b97STreehugger RobotE: 'GNU' a=. { print $a };
16*16467b97STreehugger RobotF: 'BLARZ' a=EOF { print $a };
17*16467b97STreehugger Robot
18*16467b97STreehugger RobotWS: ' '+  { $channel = HIDDEN };
19