RubyRange.new RubyRange.RangeCallBack() {...}

Element	Missed Instructions	Cov.	Missed Branches	Cov.	Missed	Cxty	Missed	Lines	Missed	Methods
Total	0 of 17	100%	0 of 0	n/a	0	2	0	3	0	2
{...}		100%		n/a	0	1	0	1	0	1
call(ThreadContext, IRubyObject)		100%		n/a	0	1	0	2	0	1