ansible/ansible — pull request #7126 by mscherer (2014-04-23 11:17:38+00:00)
Title: Give more information when a task is empty

I made a typo in a playbook and was great by:

ERROR: expecting dict; got: None

The issue was a single - on the last line of a playbook.
With the name of the file, I was able to see right away where the
error was.