bbatsov/rubocop — pull request #962 by jonas054 (2014-04-05 20:53:23+00:00)
Title: [Fix #800] Do not report [Corrected] if correction wasn't done

A few cops that support auto-correction avoid it in certain cases. They should only print `[Corrected]` if a change was made. Solution is to reintroduce the exception `CorrectionNotPossible` that was removed a while back.