Enable linting workflow

This also updates the `.rubocop_todo.yml` and fixes some easy-to-fix
Rubocop offenses.

Author: mamhoff

.github/workflows/lint.yml

@@ -0,0 +1,25 @@
+name: Lint
+
+on: [pull_request]
+
+concurrency:
+  group: lint-${{ github.ref_name }}
+  cancel-in-progress: ${{ github.ref_name != 'main' }}
+
+permissions:
+  contents: read
+
+jobs:
+  ruby:
+    name: Check Ruby
+    runs-on: ubuntu-24.04
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+      - name: Install Ruby and gems
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: "3.2"
+          bundler-cache: true
+      - name: Lint Ruby files
+        run: bundle exec rubocop -ESP

.rubocop_todo.yml

@@ -1,86 +1,66 @@
 # This configuration was generated by
 # `rubocop --auto-gen-config`
-# on 2020-09-24 12:23:52 UTC using RuboCop version 0.91.1.
+# on 2025-02-13 10:58:32 UTC using RuboCop version 1.71.2.
 # The point is for the user to remove these configuration records
 # one by one as the offenses are removed from the code base.
 # Note that changes in the inspected code, or installation of new
 # versions of RuboCop, may require this file to be generated again.
 
-# Offense count: 1
-Lint/MissingSuper:
-  Exclude:
-    - 'app/services/solidus_subscriptions/user_mismatch_error.rb'
-
-# Offense count: 1
-# Configuration parameters: EnforcedStyleForLeadingUnderscores.
-# SupportedStylesForLeadingUnderscores: disallowed, required, optional
-Naming/MemoizedInstanceVariableName:
+# Offense count: 3
+# Configuration parameters: EnforcedStyle.
+# SupportedStyles: have_received, receive
+RSpec/MessageSpies:
   Exclude:
-    - 'lib/solidus_subscriptions/processor.rb'
+    - 'spec/controllers/concerns/create_subscription_spec.rb'
 
-# Offense count: 2
+# Offense count: 9
 RSpec/MultipleExpectations:
-  Max: 2
+  Max: 7
 
-# Offense count: 90
-# Configuration parameters: IgnoreSharedExamples.
+# Offense count: 24
+# Configuration parameters: EnforcedStyle, IgnoreSharedExamples.
+# SupportedStyles: always, named_only
 RSpec/NamedSubject:
-  Enabled: false
+  Exclude:
+    - 'spec/decorators/models/solidus_subscriptions/spree/variant/auto_delete_from_subscriptions_spec.rb'
+    - 'spec/models/solidus_subscriptions/subscription_spec.rb'
 
-# Offense count: 11
+# Offense count: 24
+# Configuration parameters: AllowedGroups.
 RSpec/NestedGroups:
   Max: 4
 
-# Offense count: 4
+# Offense count: 3
+RSpec/SubjectStub:
+  Exclude:
+    - 'spec/controllers/concerns/create_subscription_spec.rb'
+
+# Offense count: 5
 # Configuration parameters: Include.
 # Include: app/models/**/*.rb
 Rails/HasManyOrHasOneDependent:
   Exclude:
     - 'app/models/solidus_subscriptions/installment.rb'
     - 'app/models/solidus_subscriptions/subscription.rb'
 
-# Offense count: 2
-# Configuration parameters: Include.
-# Include: db/migrate/*.rb
-Rails/ReversibleMigration:
-  Exclude:
-    - 'db/migrate/20160922164101_add_interval_length_and_units_to_subscription_line_items.rb'
-    - 'db/migrate/20170106224713_change_line_item_max_installments_to_end_date.rb'
-
-# Offense count: 5
-# Configuration parameters: ForbiddenMethods, AllowedMethods.
-# ForbiddenMethods: decrement!, decrement_counter, increment!, increment_counter, insert, insert!, insert_all, insert_all!, toggle!, touch, touch_all, update_all, update_attribute, update_column, update_columns, update_counters, upsert, upsert_all
-Rails/SkipsModelValidations:
-  Exclude:
-    - 'app/services/solidus_subscriptions/failure_dispatcher.rb'
-    - 'app/services/solidus_subscriptions/order_builder.rb'
-    - 'app/services/solidus_subscriptions/payment_failed_dispatcher.rb'
-
 # Offense count: 1
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 # Configuration parameters: EnforcedStyle, SingleLineConditionsOnly, IncludeTernaryExpressions.
 # SupportedStyles: assign_to_condition, assign_inside_condition
 Style/ConditionalAssignment:
   Exclude:
     - 'app/controllers/spree/admin/subscriptions_controller.rb'
 
 # Offense count: 4
-# Configuration parameters: MinBodyLength.
+# This cop supports safe autocorrection (--autocorrect).
+# Configuration parameters: MinBodyLength, AllowConsecutiveConditionals.
 Style/GuardClause:
   Exclude:
     - 'app/models/solidus_subscriptions/subscription.rb'
 
-# Offense count: 1
-# Cop supports --auto-correct.
-# Configuration parameters: EnforcedStyle.
-# SupportedStyles: compact, exploded
-Style/RaiseArgs:
-  Exclude:
-    - 'app/services/solidus_subscriptions/checkout.rb'
-
-# Offense count: 11
-# Cop supports --auto-correct.
-# Configuration parameters: AutoCorrect, AllowHeredoc, AllowURI, URISchemes, IgnoreCopDirectives, IgnoredPatterns.
+# Offense count: 25
+# This cop supports safe autocorrection (--autocorrect).
+# Configuration parameters: AllowHeredoc, AllowURI, URISchemes, IgnoreCopDirectives, AllowedPatterns, SplitStrings.
 # URISchemes: http, https
 Layout/LineLength:
-  Max: 290
+  Max: 145

app/models/solidus_subscriptions/installment.rb

@@ -30,6 +30,10 @@ class Installment < ApplicationRecord
       unfulfilled.where("#{table_name}.actionable_date <= ?", Time.zone.today)
     end)
 
+    def self.ransackable_attributes(_auth_object = nil)
+      %w[actionable_date created_at updated_at]
+    end
+
     # Mark this installment as out of stock.
     #
     # @return [SolidusSubscriptions::InstallmentDetail] The record of the failed
@@ -131,9 +135,5 @@ def next_actionable_date
 
       (DateTime.current + SolidusSubscriptions.configuration.reprocessing_interval).beginning_of_minute
     end
-
-    def self.ransackable_attributes(_auth_object = nil)
-      %w[actionable_date created_at updated_at]
-    end
   end
 end

app/models/solidus_subscriptions/subscription.rb

@@ -92,6 +92,14 @@ def self.ransackable_scopes(_auth_object = nil)
       [:in_processing_state, :with_subscribable]
     end
 
+    def self.ransackable_attributes(_auth_object = nil)
+      %w[actionable_date created_at end_date state updated_at user_id]
+    end
+
+    def self.ransackable_associations(_auth_object = nil)
+      %w[events user]
+    end
+
     def self.processing_states
       PROCESSING_STATES
     end
@@ -432,13 +440,5 @@ def emit_events_for_update
         emit_event(type: 'subscription_payment_method_changed')
       end
     end
-
-    def self.ransackable_attributes(_auth_object = nil)
-      %w[actionable_date created_at end_date state updated_at user_id]
-    end
-
-    def self.ransackable_associations(_auth_object = nil)
-      %w[events user]
-    end
   end
 end

spec/controllers/concerns/create_subscription_spec.rb

@@ -8,8 +8,7 @@
       attr_accessor :params, :current_order
 
       def initialize(params = {})
-        @params = params
-        @current_order = nil
+        super
       end
     end.new
   end

spec/features/admin/subscriptions_spec.rb

@@ -25,7 +25,7 @@
     expect(subscription.billing_address.zipcode).to eq('33167')
   end
 
-  it 'Creates a subscription' do # rubocop:disable RSpec/MultipleExpectations
+  it 'Creates a subscription' do
     variant = create(:variant, subscribable: true)
     create(:user)
     create(:store)

spec/jobs/solidus_subscriptions/process_installment_job_spec.rb

@@ -12,7 +12,7 @@
   end
 
   context 'when handling #perform errors' do
-    it 'by default logs exception data without raising exceptions' do # rubocop:disable RSpec/MultipleExpectations
+    it 'by default logs exception data without raising exceptions' do
       installment = build_stubbed(:installment)
       checkout = instance_double(SolidusSubscriptions::Checkout).tap do |c|
         allow(c).to receive(:process).and_raise('test error')

spec/lib/solidus_subscriptions/checkout_spec.rb

@@ -2,7 +2,6 @@
 
 RSpec.describe SolidusSubscriptions::Checkout, :checkout do
   context 'when the order can be created and paid' do
-    # rubocop:disable RSpec/MultipleExpectations
     it 'creates and finalizes a new order for the installment' do
       stub_spree_preferences(auto_capture: true)
       installment = create(:installment, :actionable)
@@ -39,7 +38,6 @@
       expect(order.subscription).to eq(subscription)
       expect(order.subscription_order).to eq(true)
     end
-    # rubocop:enable RSpec/MultipleExpectations
 
     it 'matches the total on the subscription' do
       stub_spree_preferences(auto_capture: true)

spec/requests/api/v1/subscriptions_spec.rb

@@ -37,7 +37,6 @@
     end
 
     context 'when valid payment attributes are provided' do
-      # rubocop:disable RSpec/MultipleExpectations
       it 'creates the subscription using the specified payment' do
         user = create(:user, &:generate_spree_api_key!)
         payment_source = create(:credit_card, user: user)
@@ -53,10 +52,8 @@
         end.to change(SolidusSubscriptions::Subscription, :count).from(0).to(1)
         expect(SolidusSubscriptions::Subscription.last).to have_attributes(payment_params)
       end
-      # rubocop:enable RSpec/MultipleExpectations
     end
 
-    # rubocop:disable RSpec/MultipleExpectations
     context 'when an invalid payment method is provided' do
       it "doesn't create the subscription and responds with 422 Unprocessable Entity" do
         user = create(:user, &:generate_spree_api_key!)
@@ -98,7 +95,6 @@
         expect(response.status).to eq(422)
       end
     end
-    # rubocop:enable RSpec/MultipleExpectations
   end
 
   describe 'PATCH /:id' do