Currently, when `cowsay` exits in a non-zero status the empty output is still sent to Slack. The resulting message is attached. <img width="311" alt="2015-11-19_1352" src="https://cloud.githubusercontent.com/assets/325800/11285550/df637fee-8ec4-11e5-997d-c0be92f35fa4.png">
Currently, when
cowsayexits in a non-zero status the empty output is still sent to Slack. The resulting message is attached.