[ruby/irb] Always add \n at the end of the test input in RubyLex test (https://github.com/ruby/irb/pull/614)
https://github.com/ruby/irb/commit/e68c6128aa
[ruby/irb] Always add \n at the end of the test input in RubyLex
test
(https://github.com/ruby/irb/pull/614)
https://github.com/ruby/irb/commit/e68c6128aa