default.yml in rubocop-rails-2.4.0

- old
+ new

@@ -47,15 +47,25 @@
                   `String#starts_with?`, `String#ends_with?`,
                   `Array#append`, `Array#prepend`.
   Enabled: true
   VersionAdded: '0.48'
 
+Rails/ApplicationController:
+  Description: 'Check that controllers subclass ApplicationController.'
+  Enabled: true
+  VersionAdded: '2.4'
+
 Rails/ApplicationJob:
   Description: 'Check that jobs subclass ApplicationJob.'
   Enabled: true
   VersionAdded: '0.49'
 
+Rails/ApplicationMailer:
+  Description: 'Check that mailers subclass ApplicationMailer.'
+  Enabled: true
+  VersionAdded: '2.4'
+
 Rails/ApplicationRecord:
   Description: 'Check that models subclass ApplicationRecord.'
   Enabled: true
   VersionAdded: '0.49'
 
@@ -181,12 +191,12 @@
 
 Rails/FilePath:
   Description: 'Use `Rails.root.join` for file path joining.'
   Enabled: true
   VersionAdded: '0.47'
-  VersionChanged: '0.57'
-  EnforcedStyle: arguments
+  VersionChanged: '2.4'
+  EnforcedStyle: slashes
   SupportedStyles:
     - slashes
     - arguments
 
 Rails/FindBy:
@@ -321,10 +331,19 @@
   # Convert usages of `!blank?` to `present?`
   NotBlank: true
   # Convert usages of `unless blank?` to `if present?`
   UnlessBlank: true
 
+Rails/RakeEnvironment:
+  Description: 'Set `:environment` task as a dependency to all rake task.'
+  Enabled: true
+  Safe: false
+  VersionAdded: '2.4'
+  Include:
+    - '**/Rakefile'
+    - '**/*.rake'
+
 Rails/ReadWriteAttribute:
   Description: >-
                  Checks for read_attribute(:attr) and
                  write_attribute(:attr, val).
   StyleGuide: 'https://rails.rubystyle.guide#read-attribute'
@@ -392,9 +411,21 @@
   # This will convert usages of `try` to use safe navigation as well as `try!`.
   # `try` and `try!` work slightly differently. `try!` and safe navigation will
   # both raise a `NoMethodError` if the receiver of the method call does not
   # implement the intended method. `try` will not raise an exception for this.
   ConvertTry: false
+
+Rails/SafeNavigationWithBlank:
+  Description: 'Avoid `foo&.blank?` in conditionals.'
+  Enabled: true
+  VersionAdded: '2.4'
+  # While the safe navigation operator is generally a good idea, when
+  # checking `foo&.blank?` in a conditional, `foo` being `nil` will actually
+  # do the opposite of what the author intends.
+  #
+  # foo&.blank? #=> nil
+  # foo.blank? #=> true
+  SafeAutoCorrect: false
 
 Rails/SaveBang:
   Description: 'Identifies possible cases where Active Record save! or related should be used.'
   StyleGuide: 'https://rails.rubystyle.guide#save-bang'
   Enabled: false