[ruby/irb] Add dynamic prompt test case for quoted heredoc (https://github.com/ruby/irb/pull/486)
https://github.com/ruby/irb/commit/31cfbeacbb
[ruby/irb] Add dynamic prompt test case for quoted heredoc
(https://github.com/ruby/irb/pull/486)
https://github.com/ruby/irb/commit/31cfbeacbb