RuboCop Rails 2.3.0

New features

• #78: Add new Rails/EnumHash cop. (@fedeagripa, @brunvez, @santib)

Bug fixes

• #53: Fix a false positive for Rails/SaveBang when implicitly return using finder method and creation method connected by ||. (@koic)
• #97: Fix two false negatives for Rails/EnumUniqueness. 1. When enum name is not a literal. 2. When enum has multiple definitions. (@santib)

Changes

• #98: Mark Rails/ActiveRecordAliases as SafeAutoCorrect false and disable autocorrect by default. (@prathamesh-sonpatki)
• #101: Mark Rails/SaveBang as SafeAutoCorrect false and disable autocorrect by default. (@prathamesh-sonpatki)
• #102: Include create_or_find_by in Rails/SaveBang cop. (@MaximeLaurenty)