[ruby/yarp] add a diagnostic for *rest in order after optional state
https://github.com/ruby/yarp/commit/908244ba12
[ruby/yarp] add a diagnostic for *rest in order after optional state
https://github.com/ruby/yarp/commit/908244ba12