rowanmanning/proclaim — pull request #5 by stephenmathieson (2013-04-17 14:01:51+00:00)
Title: adding `proclaim.includes` and `proclaim.doesNotInclude`

Added assertion methods for inclusion.

Works on:

- arrays (`Array#indexOf` shim)
- strings (`String#indexOf`)
- ("plain") objects (`Object#hasOwnProperty`)