prometheus/client_golang — pull request #26 by matttproud (2013-08-12 09:36:52+00:00)
Title: Add formal fingerprint sets for intersection ops.

@juliusv, since a number of the core extraction systems do not rely on ordered lists of fingerprints but rather on formal set logic, I have created a formal type for this. I expect that we'll drop this behavior from the server in short order.