Rubocop

.rubocop.yml

@@ -4,6 +4,24 @@ AllCops:
     - '**/Rakefile'
   UseCache: true
 
+Layout/LineLength:
+  Description: Limit lines to 80 characters.
+  StyleGuide: https://github.com/bbatsov/ruby-style-guide#80-character-limits
+  Enabled: true
+  Max: 100
+  AllowURI: true
+  URISchemes:
+  - http
+  - https
+Layout/DotPosition:
+  Description: Checks the position of the dot in multi-line method calls.
+  StyleGuide: https://github.com/bbatsov/ruby-style-guide#consistent-multi-line-chains
+  Enabled: true
+  EnforcedStyle: trailing
+  SupportedStyles:
+  - leading
+  - trailing
+
 Lint/AssignmentInCondition:
   Description: Don't use assignment in conditions.
   StyleGuide: https://github.com/bbatsov/ruby-style-guide#safe-assignment-in-condition
@@ -12,11 +30,11 @@ Lint/AssignmentInCondition:
 Lint/EachWithObjectArgument:
   Description: Check for immutable argument given to each_with_object.
   Enabled: true
-Lint/HandleExceptions:
+Lint/SuppressedException:
   Description: Don't suppress exception.
   StyleGuide: https://github.com/bbatsov/ruby-style-guide#dont-hide-exceptions
   Enabled: true
-Lint/LiteralInCondition:
+Lint/LiteralAsCondition:
   Description: Checks of literals used in conditions.
   Enabled: true
 Lint/LiteralInInterpolation:
@@ -46,15 +64,6 @@ Metrics/CyclomaticComplexity:
     cases needed to validate a method.
   Enabled: true
   Max: 6
-Metrics/LineLength:
-  Description: Limit lines to 80 characters.
-  StyleGuide: https://github.com/bbatsov/ruby-style-guide#80-character-limits
-  Enabled: true
-  Max: 100
-  AllowURI: true
-  URISchemes:
-  - http
-  - https
 Metrics/MethodLength:
   Description: Avoid methods longer than 10 lines of code.
   StyleGuide: https://github.com/bbatsov/ruby-style-guide#short-methods
@@ -82,21 +91,27 @@ Metrics/PerceivedComplexity:
   Enabled: true
   Max: 7
 
-Rails/ScopeArgs:
+Naming/AccessorMethodName:
-  Description: Checks the arguments of ActiveRecord scopes.
+  Description: Check the naming of accessor methods for get_/set_.
+  Enabled: false
+Naming/FileName:
+  Description: Use snake_case for source file names.
+  StyleGuide: https://github.com/bbatsov/ruby-style-guide#snake-case-files
   Enabled: true
-Rails/TimeZone:
+  Exclude: []
-  # The value `strict` means that `Time` should be used with `zone`.
+Naming/PredicateName:
-  # The value `flexible` allows usage of `in_time_zone` instead of `zone`.
+  Description: Check the names of predicate methods.
+  StyleGuide: https://github.com/bbatsov/ruby-style-guide#bool-methods-qmark
   Enabled: true
-  EnforcedStyle: flexible
+  NamePrefix:
-  SupportedStyles:
+  - is_
-    - strict
+  - has_
-    - flexible
+  - have_
+  ForbiddenPrefixes:
+  - is_
+  Exclude:
+  - spec/**/*
 
-Style/AccessorMethodName:
-  Description: Check the naming of accessor methods for get_/set_.
-  Enabled: false
 Style/AndOr:
   Description: Use &&/|| instead of and/or.
   StyleGuide: https://github.com/bbatsov/ruby-style-guide#no-and-or-or
@@ -127,14 +142,6 @@ Style/CollectionMethods:
 Style/Documentation:
   Description: Document classes and non-namespace modules.
   Enabled: false
-Style/DotPosition:
-  Description: Checks the position of the dot in multi-line method calls.
-  StyleGuide: https://github.com/bbatsov/ruby-style-guide#consistent-multi-line-chains
-  Enabled: true
-  EnforcedStyle: trailing
-  SupportedStyles:
-  - leading
-  - trailing
 Style/DoubleNegation:
   Description: Checks for uses of double negation (!!).
   StyleGuide: https://github.com/bbatsov/ruby-style-guide#no-bang-bang
@@ -146,11 +153,6 @@ Style/EmptyLiteral:
   Description: Prefer literals to Array.new/Hash.new/String.new.
   StyleGuide: https://github.com/bbatsov/ruby-style-guide#literal-array-hash
   Enabled: true
-Style/FileName:
-  Description: Use snake_case for source file names.
-  StyleGuide: https://github.com/bbatsov/ruby-style-guide#snake-case-files
-  Enabled: true
-  Exclude: []
 Style/GuardClause:
   Description: Check for conditionals that can be replaced with guard clauses
   StyleGuide: https://github.com/bbatsov/ruby-style-guide#no-nested-conditionals
@@ -160,7 +162,6 @@ Style/IfUnlessModifier:
   Description: Favor modifier if/unless usage when you have a single-line body.
   StyleGuide: https://github.com/bbatsov/ruby-style-guide#if-as-a-modifier
   Enabled: false
-  MaxLineLength: 80
 Style/InlineComment:
   Description: Avoid inline comments.
   Enabled: false
@@ -193,18 +194,6 @@ Style/PerlBackrefs:
   Description: Avoid Perl-style regex back references.
   StyleGuide: https://github.com/bbatsov/ruby-style-guide#no-perl-regexp-last-matchers
   Enabled: false
-Style/PredicateName:
-  Description: Check the names of predicate methods.
-  StyleGuide: https://github.com/bbatsov/ruby-style-guide#bool-methods-qmark
-  Enabled: true
-  NamePrefix:
-  - is_
-  - has_
-  - have_
-  NamePrefixBlacklist:
-  - is_
-  Exclude:
-  - spec/**/*
 Style/RaiseArgs:
   Description: Checks the arguments passed to raise/fail.
   StyleGuide: https://github.com/bbatsov/ruby-style-guide#exception-class-messages
@@ -272,7 +261,16 @@ Style/TrailingCommaInArguments:
   - comma
   - consistent_comma
   - no_comma
-Style/TrailingCommaInLiteral:
+Style/TrailingCommaInArrayLiteral:
+  Description: 'Checks for trailing comma in array and hash literals.'
+  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-trailing-array-commas'
+  Enabled: true
+  EnforcedStyleForMultiline: no_comma
+  SupportedStyles:
+  - comma
+  - consistent_comma
+  - no_comma
+Style/TrailingCommaInHashLiteral:
   Description: 'Checks for trailing comma in array and hash literals.'
   StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-trailing-array-commas'
   Enabled: true

Gemfile

@@ -1,31 +1,34 @@
+# frozen_string_literal: true
+
 source 'https://rubygems.org'
 
 # Specify your gem's dependencies in devise_ip_filter.gemspec
 gemspec
 
-rails_version = ENV["RAILS_VERSION"] || "default"
+rails_version = ENV['RAILS_VERSION'] || 'default'
 
 rails = case rails_version
-        when "master"
+        when 'master'
-          {github: "rails/rails"}
+          { github: 'rails/rails' }
-        when "default"
+        when 'default'
-          "~> 7.0.1"
+          '~> 7.0.1'
         else
           "~> #{rails_version}"
         end
 
-gem "rails", rails
+gem 'rails', rails
 
 if Gem::Version.new(RUBY_VERSION) >= Gem::Version.new('2.2.0')
-  gem "test-unit", "~> 3.0"
+  gem 'test-unit', '~> 3.0'
 end
 
 group :test, :development do
-  gem 'sqlite3'
+  gem 'pry'
   gem 'sprockets-rails'
+  gem 'sqlite3'
 end
 
 group :test do
-  gem 'rack_session_access'
   gem 'ammeter'
+  gem 'rack_session_access'
 end

Rakefile

@@ -1,14 +1,16 @@
-require "bundler/gem_tasks"
+# frozen_string_literal: true
 
-APP_RAKEFILE = File.expand_path("../spec/rails_app/Rakefile", __FILE__)
+require 'bundler/gem_tasks'
+
+APP_RAKEFILE = File.expand_path('spec/rails_app/Rakefile', __dir__)
 load 'rails/tasks/engine.rake'
 
 require 'rspec/core/rake_task'
 
-desc "Run all specs in spec directory (excluding plugin specs)"
+desc 'Run all specs in spec directory (excluding plugin specs)'
-RSpec::Core::RakeTask.new(:spec => 'app:db:test:prepare')
+RSpec::Core::RakeTask.new(spec: 'app:db:test:prepare')
 
-task :default => :spec
+task default: :spec
 
 # To test against a specific version of Rails
 # export RAILS_VERSION=3.2.0; bundle update; rake

spec/rails_app/Rakefile

@@ -1,7 +1,9 @@
 #!/usr/bin/env rake
+# frozen_string_literal: true
+
 # Add your own tasks in files placed in lib/tasks ending in .rake,
 # for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.
 
-require File.expand_path('../config/application', __FILE__)
+require File.expand_path('config/application', __dir__)
 
 Dummy::Application.load_tasks

spec/rails_app/script/rails

@@ -1,6 +1,9 @@
 #!/usr/bin/env ruby
-# This command will automatically be run when you run "rails" with Rails 3 gems installed from the root of your application.
+# frozen_string_literal: true
 
-APP_PATH = File.expand_path('../../config/application',  __FILE__)
+# This command will automatically be run when you run "rails" with Rails 3
-require File.expand_path('../../config/boot',  __FILE__)
+# gems installed from the root of your application.
+
+APP_PATH = File.expand_path('../config/application', __dir__)
+require File.expand_path('../config/boot', __dir__)
 require 'rails/commands'