Add rubocop linter and CI job

.github/workflows/ci.yml

@@ -6,20 +6,20 @@ on:
     branches: [ main ]
 
 jobs:
-  # lint:
-  #   runs-on: ubuntu-latest
-  #   steps:
-  #     - name: Checkout code
-  #       uses: actions/checkout@v4
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
 
-  #     - name: Set up Ruby
-  #       uses: ruby/setup-ruby@v1
-  #       with:
-  #         ruby-version: .ruby-version
-  #         bundler-cache: true
+      - name: Set up Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: .ruby-version
+          bundler-cache: true
 
-  #     - name: Lint code for consistent style
-  #       run: bin/rubocop -f github
+      - name: Lint code for consistent style
+        run: bin/rubocop -f github
 
   test:
     runs-on: ubuntu-latest

.rubocop.yml

@@ -0,0 +1,45 @@
+require:
+  - rubocop-capybara
+  - rubocop-minitest
+  - rubocop-performance
+  - rubocop-rails
+  - standard
+
+inherit_gem:
+  standard: config/base.yml
+
+AllCops:
+  SuggestExtensions: false
+  TargetRubyVersion: 3.3
+  NewCops: enable
+
+Minitest/MultipleAssertions:
+  Max: 10 # default 3
+
+Style/FrozenStringLiteralComment:
+  Enabled: true
+
+# These below cops are good practice going forward, but due to legacy we exclude some migrations
+Rails/CreateTableWithTimestamps:
+  Exclude:
+    - db/migrate/20181101154531_create_cms.rb
+    - db/migrate/20220603215833_create_active_storage_variant_records.active_storage.rb
+
+Rails/SkipsModelValidations:
+  Exclude:
+    - db/migrate/20220603215832_add_service_name_to_active_storage_blobs.active_storage.rb
+
+Rails/BulkChangeTable:
+  Exclude:
+    - db/migrate/20181101154602_create_friendly_id_slugs.rb
+    - db/migrate/20181101154832_add_slug_to_profiles.rb
+
+Rails/ThreeStateBooleanColumn:
+  Exclude:
+    - db/migrate/20181101154627_create_profiles.rb
+
+# Below are cops that are currently disabled, where we should fix in the future
+# TODO: Fix ProfilesController so we don't need to use global vars
+Style/GlobalVars:
+  Exclude:
+    - app/controllers/profiles_controller.rb

Gemfile

@@ -1,59 +1,69 @@
-source 'https://rubygems.org'
+# frozen_string_literal: true
+
+source "https://rubygems.org"
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
-ruby '3.1.4'
+ruby "3.1.4"
 
-gem 'rails', '~> 7.1.3'
+gem "rails", "~> 7.1.3"
 
-gem 'mysql2', '~> 0.5.6'
+gem "mysql2", "~> 0.5.6"
 # Use Puma as the app server
-gem 'puma', '~> 6.4'
+gem "puma", "~> 6.4"
 
 # Use Uglifier as compressor for JavaScript assets
-gem 'uglifier', '>= 1.3.0'
+gem "uglifier", ">= 1.3.0"
 
-gem 'rollbar'
+gem "rollbar"
 
 # See https://github.com/rails/execjs#readme for more supported runtimes
-gem 'execjs'
+gem "execjs"
 
 # Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
-gem 'jbuilder', '~> 2.12'
+gem "jbuilder", "~> 2.12"
 
 # Use ActiveStorage variant
-gem 'image_processing', '~> 1.12', '>= 1.12.2'
+gem "image_processing", "~> 1.12", ">= 1.12.2"
 
-gem 'comfortable_mexican_sofa', github: 'restarone/comfortable-mexican-sofa', tag: '3.5'
+gem "comfortable_mexican_sofa", github: "restarone/comfortable-mexican-sofa", tag: "3.5"
 
-gem 'friendly_id'
+gem "friendly_id"
 
-gem 'htmlentities'
+gem "htmlentities"
 # Reduces boot times through caching; required in config/boot.rb
-gem 'bootsnap', '>= 1.4.2', require: false
+gem "bootsnap", ">= 1.4.2", require: false
 
-gem 'webpacker', '~> 5.4'
+gem "webpacker", "~> 5.4"
 
 gem "rdoc", ">= 6.6.3.1"
 
 group :development, :test do
   # Call 'byebug' anywhere in the code to stop execution and get a debugger console
-  gem 'byebug', platforms: [:mri, :mingw, :x64_mingw]
+  gem "byebug", platforms: [:mri, :mingw, :x64_mingw]
+
+  # Linters
+  gem "rubocop", require: false
+  gem "rubocop-capybara", require: false
+  gem "rubocop-minitest", require: false
+  gem "rubocop-performance", require: false
+  gem "rubocop-rails", require: false
+  gem "standard", ">= 1.35.1", require: false
 end
 
 group :development do
   # Access an interactive console on exception pages or by calling 'console' anywhere in the code.
-  gem 'web-console', '>= 3.3.0'
+  gem "web-console", ">= 3.3.0"
 
-  gem 'listen', '>= 3.0.5', '< 3.10'
+  gem "listen", ">= 3.0.5", "< 3.10"
   # Spring speeds up development by keeping your application running in the background. Read more: https://github.com/rails/spring
-  gem 'spring', '>= 3.0'
+  gem "spring", ">= 3.0"
 end
 
 group :test do
   # Adds support for Capybara system testing and selenium driver
-  gem 'capybara', '>= 2.15'
-  gem 'selenium-webdriver'
+  gem "capybara", ">= 2.15"
+  gem "selenium-webdriver"
 end
 
 # Windows does not include zoneinfo files, so bundle the tzinfo-data gem
-gem 'tzinfo-data', platforms: [:mingw, :mswin, :x64_mingw, :jruby]
+gem "tzinfo-data", platforms: [:mingw, :mswin, :x64_mingw, :jruby]

Gemfile.lock

@@ -98,6 +98,7 @@ GEM
       tzinfo (~> 2.0)
     addressable (2.8.6)
       public_suffix (>= 2.0.2, < 6.0)
+    ast (2.4.2)
     base64 (0.2.0)
     bigdecimal (3.1.8)
     bindex (0.8.1)
@@ -154,8 +155,11 @@ GEM
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
+    json (2.7.2)
     kramdown (2.4.0)
       rexml
+    language_server-protocol (3.17.0.3)
+    lint_roller (1.1.0)
     listen (3.9.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
@@ -174,7 +178,6 @@ GEM
       rake
     mini_magick (4.12.0)
     mini_mime (1.1.5)
-    mini_portile2 (2.8.7)
     minitest (5.23.1)
     msgpack (1.7.2)
     mutex_m (0.2.0)
@@ -189,9 +192,22 @@ GEM
     net-smtp (0.5.0)
       net-protocol
     nio4r (2.7.3)
-    nokogiri (1.16.5)
-      mini_portile2 (~> 2.8.2)
+    nokogiri (1.16.5-aarch64-linux)
       racc (~> 1.4)
+    nokogiri (1.16.5-arm-linux)
+      racc (~> 1.4)
+    nokogiri (1.16.5-arm64-darwin)
+      racc (~> 1.4)
+    nokogiri (1.16.5-x86-linux)
+      racc (~> 1.4)
+    nokogiri (1.16.5-x86_64-darwin)
+      racc (~> 1.4)
+    nokogiri (1.16.5-x86_64-linux)
+      racc (~> 1.4)
+    parallel (1.24.0)
+    parser (3.3.1.0)
+      ast (~> 2.4.1)
+      racc
     psych (5.1.2)
       stringio
     public_suffix (5.0.4)
@@ -240,6 +256,7 @@ GEM
       rake (>= 12.2)
       thor (~> 1.0, >= 1.2.2)
       zeitwerk (~> 2.6)
+    rainbow (3.1.1)
     rake (13.2.1)
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
@@ -252,6 +269,33 @@ GEM
     rexml (3.2.8)
       strscan (>= 3.0.9)
     rollbar (3.5.2)
+    rubocop (1.63.5)
+      json (~> 2.3)
+      language_server-protocol (>= 3.17.0)
+      parallel (~> 1.10)
+      parser (>= 3.3.0.2)
+      rainbow (>= 2.2.2, < 4.0)
+      regexp_parser (>= 1.8, < 3.0)
+      rexml (>= 3.2.5, < 4.0)
+      rubocop-ast (>= 1.31.1, < 2.0)
+      ruby-progressbar (~> 1.7)
+      unicode-display_width (>= 2.4.0, < 3.0)
+    rubocop-ast (1.31.3)
+      parser (>= 3.3.1.0)
+    rubocop-capybara (2.20.0)
+      rubocop (~> 1.41)
+    rubocop-minitest (0.35.0)
+      rubocop (>= 1.61, < 2.0)
+      rubocop-ast (>= 1.31.1, < 2.0)
+    rubocop-performance (1.21.0)
+      rubocop (>= 1.48.1, < 2.0)
+      rubocop-ast (>= 1.31.1, < 2.0)
+    rubocop-rails (2.25.0)
+      activesupport (>= 4.2.0)
+      rack (>= 1.1)
+      rubocop (>= 1.33.0, < 2.0)
+      rubocop-ast (>= 1.31.1, < 2.0)
+    ruby-progressbar (1.13.0)
     ruby-vips (2.1.4)
       ffi (~> 1.12)
     rubyzip (2.3.2)
@@ -277,6 +321,18 @@ GEM
       actionpack (>= 5.2)
       activesupport (>= 5.2)
       sprockets (>= 3.0.0)
+    standard (1.36.0)
+      language_server-protocol (~> 3.17.0.2)
+      lint_roller (~> 1.0)
+      rubocop (~> 1.63.0)
+      standard-custom (~> 1.0.0)
+      standard-performance (~> 1.4)
+    standard-custom (1.0.2)
+      lint_roller (~> 1.0)
+      rubocop (~> 1.50)
+    standard-performance (1.4.0)
+      lint_roller (~> 1.1)
+      rubocop-performance (~> 1.21.0)
     stringio (3.1.0)
     strscan (3.1.0)
     temple (0.10.3)
@@ -287,6 +343,7 @@ GEM
       concurrent-ruby (~> 1.0)
     uglifier (4.2.0)
       execjs (>= 0.3.0, < 3)
+    unicode-display_width (2.5.0)
     web-console (4.2.1)
       actionview (>= 6.0.0)
       activemodel (>= 6.0.0)
@@ -307,7 +364,12 @@ GEM
     zeitwerk (2.6.15)
 
 PLATFORMS
-  ruby
+  aarch64-linux
+  arm-linux
+  arm64-darwin
+  x86-linux
+  x86_64-darwin
+  x86_64-linux
 
 DEPENDENCIES
   bootsnap (>= 1.4.2)
@@ -325,8 +387,14 @@ DEPENDENCIES
   rails (~> 7.1.3)
   rdoc (>= 6.6.3.1)
   rollbar
+  rubocop
+  rubocop-capybara
+  rubocop-minitest
+  rubocop-performance
+  rubocop-rails
   selenium-webdriver
   spring (>= 3.0)
+  standard (>= 1.35.1)
   tzinfo-data
   uglifier (>= 1.3.0)
   web-console (>= 3.3.0)

Rakefile

@@ -1,6 +1,8 @@
+# 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_relative 'config/application'
+require_relative "config/application"
 
 Rails.application.load_tasks

app/channels/application_cable/channel.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ApplicationCable
   class Channel < ActionCable::Channel::Base
   end

app/channels/application_cable/connection.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ApplicationCable
   class Connection < ActionCable::Connection::Base
   end

app/controllers/application_controller.rb

@@ -1,2 +1,4 @@
+# frozen_string_literal: true
+
 class ApplicationController < ActionController::Base
 end

app/controllers/errors_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ErrorsController < ApplicationController
   def file_not_found
   end