Deep into Ruby Code Coverage
from
RubyKaigi2018
http://rubykaigi.org/2018/presentations/malafortune.html#jun02
13:50 - 14:30, day 3, Tachibana
#rubykaigiB
https://github.com/deep-cover/deep-cover
How
Branch Coverage
構文木
Method Coverage
Line Coverage
Node Coverage
構文木のノード単位かな