heroku/vault-tools — pull request #2 by csquared (2013-01-17 19:49:19+00:00)
Title: add HID module and return better error

This PR add an `HID` module that figures out wether we're passing in an App or User and calls the appropriate method.

It also changes the erorr type from `RuntimeError` to `ArgumentError` when we pass in invalid hids.