This rule was added in rubocop-rspec 2.9.0. We were using `be_nil` 50% of the time, and `be nil` the rest of the time. No strong preference for either one, but IMHO we don't lose anything be being consistent.
This rule was added in rubocop-rspec 2.9.0. We were using `be_nil` 50% of the time, and `be nil` the rest of the time. No strong preference for either one, but IMHO we don't lose anything be being consistent.