Clchat means 'Commandline chat'. Say how you feel now on the commandline, and this gem will give you an emoticon. It looks like a chatting! It's not Useful but beloved like your friend. The emoticons are japanese style.
Add this line to your application's Gemfile:
gem 'clchat'
And then execute:
$ bundle
Or install it yourself as:
$ gem install clchat
$ ruby -Ilib ./bin/clchat happy
(∩´∀`)∩
$ ruby -Ilib ./bin/clchat tired
0(:3 )~