ripper_filename  17294 ext/ripper/ripper.c     rb_define_method(Ripper, "filename", ripper_filename, 0);
ripper_filename  11545 ext/ripper/ripper.y     rb_define_method(Ripper, "filename", ripper_filename, 0);
ripper_filename  17218 parse.c            rb_define_method(Ripper, "filename", ripper_filename, 0);
ripper_filename  11545 parse.y            rb_define_method(Ripper, "filename", ripper_filename, 0);