📌 Loosen RuboCop dep requirements

.github/workflows/heads.yml

@@ -0,0 +1,43 @@
+name: heads
+
+on: [push, pull_request]
+
+jobs:
+  test:
+    name: Specs - Ruby ${{ matrix.ruby }} ${{ matrix.appraisal }}${{ matrix.name_extra || '' }}
+    env: # $BUNDLE_GEMFILE must be set at job level, so it is set for all steps
+      BUNDLE_GEMFILE: ${{ github.workspace }}/${{ matrix.gemfile }}.gemfile
+    runs-on: ubuntu-latest
+    continue-on-error: ${{ matrix.experimental || endsWith(matrix.ruby, 'head') }}
+    strategy:
+      fail-fast: true
+      matrix:
+        include:
+          # ruby-head
+          - ruby: "head"
+            appraisal: "rails-8-0"
+            taskname: "spec"
+            gemfile: "appraisal_root"
+            rubygems: latest
+            bundler: latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Ruby & RubyGems
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.ruby }}
+          rubygems: ${{ matrix.rubygems }}
+          bundler: ${{ matrix.bundler }}
+          bundler-cache: false
+      # `bundle` uses BUNDLE_GEMFILE, set automatically via matrix.gemfile (i.e. appraisal_root)
+      # We need to do this first to get appraisal installed.
+      # NOTE: We do not use the root Gemfile in CI workflows at all.
+      - name: Bundle for Appraisal ${{ matrix.appraisal }} on Ruby ${{ matrix.ruby }}
+        run: bundle
+      - name: Install Appraisal ${{ matrix.appraisal }} dependencies on Ruby ${{ matrix.ruby }}
+        run: bundle exec appraisal ${{ matrix.appraisal }} bundle
+      - name: Run ${{ matrix.appraisal }} tests via ${{ matrix.taskname }} on Ruby ${{ matrix.ruby }}
+        run: bundle exec appraisal ${{ matrix.appraisal }} bundle exec rake ${{ matrix.taskname }}

.github/workflows/style.yml

@@ -0,0 +1,39 @@
+name: style
+
+on: [push, pull_request]
+
+jobs:
+  rubocop:
+    name: RuboCop
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - ruby: "3.3"
+            appraisal: "style"
+            taskname: "rubocop"
+            gemfile: "appraisal_root"
+            rubygems: latest
+            bundler: latest
+    runs-on: ubuntu-latest
+    env: # $BUNDLE_GEMFILE must be set at job level, so it is set for all steps
+      BUNDLE_GEMFILE: ${{ github.workspace }}/${{ matrix.gemfile }}.gemfile
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Setup Ruby & RubyGems
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.ruby }}
+          rubygems: ${{ matrix.rubygems }}
+          bundler: ${{ matrix.bundler }}
+          bundler-cache: false
+      # `bundle` uses BUNDLE_GEMFILE, set automatically via matrix.gemfile (i.e. appraisal_root)
+      # We need to do this first to get appraisal installed.
+      # NOTE: We do not use the root Gemfile in CI workflows at all.
+      - name: Bundle for Appraisal ${{ matrix.appraisal }} on Ruby ${{ matrix.ruby }}
+        run: bundle
+      - name: Install Appraisal ${{ matrix.appraisal }} dependencies on Ruby ${{ matrix.ruby }}
+        run: bundle exec appraisal ${{ matrix.appraisal }} bundle
+      - name: Run ${{ matrix.appraisal }} style checks via ${{ matrix.taskname }} on Ruby ${{ matrix.ruby }}
+        run: bundle exec appraisal ${{ matrix.appraisal }} bundle exec rake ${{ matrix.taskname }}

.github/workflows/tests.yml

@@ -4,27 +4,104 @@ on: [push, pull_request]
 
 jobs:
   test:
+    env: # $BUNDLE_GEMFILE must be set at job level, so it is set for all steps
+      BUNDLE_GEMFILE: ${{ github.workspace }}/${{ matrix.gemfile }}.gemfile
     runs-on: ubuntu-latest
     strategy:
       fail-fast: false
       matrix:
-        ruby: [3.0, 3.1, 3.2]
-        gemfile:
-          - Gemfile
+        include:
+          # Ruby 3.0
+          - ruby: "3.0"
+            appraisal: "rails-6-1"
+            taskname: "spec"
+            gemfile: "appraisal_root"
+            rubygems: '3.5.23'
+            bundler: '2.5.23'
+          - ruby: "3.0"
+            appraisal: "rails-7-0"
+            taskname: "spec"
+            gemfile: "appraisal_root"
+            rubygems: '3.5.23'
+            bundler: '2.5.23'
+          - ruby: "3.0"
+            appraisal: "rails-7-1"
+            taskname: "spec"
+            gemfile: "appraisal_root"
+            rubygems: '3.5.23'
+            bundler: '2.5.23'
+
+          # Ruby 3.1
+          - ruby: "3.1"
+            appraisal: "rails-7-0"
+            taskname: "spec"
+            gemfile: "appraisal_root"
+            rubygems: latest
+            bundler: latest
+          - ruby: "3.1"
+            appraisal: "rails-7-1"
+            taskname: "spec"
+            gemfile: "appraisal_root"
+            rubygems: latest
+            bundler: latest
+          - ruby: "3.1"
+            appraisal: "rails-7-2"
+            taskname: "spec"
+            gemfile: "appraisal_root"
+            rubygems: latest
+            bundler: latest
+
+          # Ruby 3.2
+          - ruby: "3.2"
+            appraisal: "rails-7-1"
+            taskname: "spec"
+            gemfile: "appraisal_root"
+            rubygems: latest
+            bundler: latest
+          - ruby: "3.2"
+            appraisal: "rails-7-2"
+            taskname: "spec"
+            gemfile: "appraisal_root"
+            rubygems: latest
+            bundler: latest
+          - ruby: "3.2"
+            appraisal: "rails-8-0"
+            taskname: "spec"
+            gemfile: "appraisal_root"
+            rubygems: latest
+            bundler: latest
+
+          # Ruby 3.3
+          - ruby: "3.3"
+            appraisal: "rails-7-2"
+            taskname: "spec"
+            gemfile: "appraisal_root"
+            rubygems: latest
+            bundler: latest
+          - ruby: "3.3"
+            appraisal: "rails-8-0"
+            taskname: "spec"
+            gemfile: "appraisal_root"
+            rubygems: latest
+            bundler: latest
 
     steps:
-    - uses: actions/checkout@v2
-    - uses: ruby/setup-ruby@v1
-      env:
-        BUNDLE_GEMFILE: ${{ matrix.gemfile }}
+    - name: Checkout
+      uses: actions/checkout@v4
+
+    - name: Setup Ruby & RubyGems
+      uses: ruby/setup-ruby@v1
       with:
         ruby-version: ${{ matrix.ruby }}
-        bundler-cache: true
-    - name: Run linter
-      env:
-        BUNDLE_GEMFILE: ${{ matrix.gemfile }}
-      run: bundle exec rubocop --parallel
-    - name: Run tests
-      env:
-        BUNDLE_GEMFILE: ${{ matrix.gemfile }}
-      run: bundle exec rake
+        rubygems: ${{ matrix.rubygems }}
+        bundler: ${{ matrix.bundler }}
+        bundler-cache: false
+    # `bundle` uses BUNDLE_GEMFILE, set automatically via matrix.gemfile (i.e. appraisal_root)
+    # We need to do this first to get appraisal installed.
+    # NOTE: We do not use the root Gemfile in CI workflows at all.
+    - name: Bundle for Appraisal ${{ matrix.appraisal }} on Ruby ${{ matrix.ruby }}
+      run: bundle
+    - name: Install Appraisal ${{ matrix.appraisal }} dependencies on Ruby ${{ matrix.ruby }}
+      run: bundle exec appraisal ${{ matrix.appraisal }} bundle
+    - name: Run ${{ matrix.appraisal }} tests via ${{ matrix.taskname }} on Ruby ${{ matrix.ruby }}
+      run: bundle exec appraisal ${{ matrix.appraisal }} bundle exec rake ${{ matrix.taskname }}

.gitignore

@@ -1,2 +1,4 @@
 /pkg
 /.idea
+
+gemfiles/*.gemfile.lock

.rubocop.yml

@@ -4,6 +4,7 @@ inherit_from:
 
 require:
   - rubocop/cop/internal_affairs
+  - rubocop-packaging
 
 AllCops:
   NewCops: enable

Appraisals

@@ -0,0 +1,85 @@
+# frozen_string_literal: true
+
+# Appraisals
+
+# To update Appraisal-generated gemfiles/*.gemfile run:
+#   BUNDLE_GEMFILE=appraisal_root.gemfile bundle update
+#   BUNDLE_GEMFILE=appraisal_root.gemfile appraisal update
+#   BUNDLE_GEMFILE=gemfiles/style.gemfile bundle exec rubocop -A --only Style/FrozenStringLiteralComment,Layout/EmptyLineAfterMagicComment
+
+appraise "style" do
+  gem "mutex_m", "~> 0.2"
+  gem "rails", ">= 6.1"
+  gem "rake", ">= 13"
+  gem "rubocop-packaging", "~> 0.5", ">= 0.5.2"
+  # Skip some bad releases of standard
+  gem "standard", ">= 1.35.1", "!= 1.41.1", "!= 1.42.0"
+  gem "stringio", "~> 3.0"
+end
+
+# Compat: Ruby >= 2.5
+# Test Matrix:
+#   - Ruby 2.5
+#   - Ruby 2.6
+#   - Ruby 2.7
+#   + Ruby 3.0
+appraise "rails-6-1" do
+  gem "mutex_m", "~> 0.2"
+  gem "rails", "~> 6.1.7.10"
+  gem "rake", ">= 13"
+  gem "rspec-rails"
+  gem "stringio", "~> 3.0"
+end
+
+# Compat: Ruby >= 2.7
+# Test Matrix:
+#   - Ruby 2.7
+#   + Ruby 3.0
+#   + Ruby 3.1
+appraise "rails-7-0" do
+  gem "mutex_m", "~> 0.2"
+  gem "rails", "~> 7.0.8", ">= 7.0.8.7"
+  gem "rake", ">= 13"
+  gem "rspec-rails"
+  gem "stringio", "~> 3.0"
+end
+
+# Compat: Ruby >= 2.7
+# Test Matrix:
+#   - Ruby 2.7
+#   + Ruby 3.0
+#   + Ruby 3.1
+#   + Ruby 3.2
+appraise "rails-7-1" do
+  gem "mutex_m", "~> 0.2"
+  gem "rails", "~> 7.1.5", ">= 7.1.5.1"
+  gem "rake", ">= 13"
+  gem "rspec-rails"
+  gem "stringio", "~> 3.0"
+end
+
+# Compat: Ruby >= 3.1
+# Test Matrix:
+#   + Ruby 3.1
+#   + Ruby 3.2
+#   + Ruby 3.3
+appraise "rails-7-2" do
+  gem "mutex_m", "~> 0.2"
+  gem "rails", "~> 7.2.2", ">= 7.2.2.1"
+  gem "rake", ">= 13"
+  gem "rspec-rails"
+  gem "stringio", "~> 3.0"
+end
+
+# Compat: Ruby >= 3.2
+# Test Matrix:
+#   + Ruby 3.2
+#   + Ruby 3.3
+#   + ruby-head
+appraise "rails-8-0" do
+  gem "mutex_m", "~> 0.2"
+  gem "rails", "~> 8.0.1"
+  gem "rake", ">= 13"
+  gem "rspec-rails"
+  gem "stringio", "~> 3.0"
+end

Gemfile

@@ -2,10 +2,12 @@ source 'https://rubygems.org'
 
 gemspec
 
-group :development do
-  gem 'pry'
-  gem 'bundler'
-  gem 'rspec-rails'
-  gem 'rake', '>= 12.3.3'
-  gem 'standard'
-end
+# NOTE: Not adding appraisal here, because it should not be run against this Gemfile.
+#       See: `appraisal_root.gemfile`
+gem 'rails', '>= 6.1'
+gem 'pry'
+gem 'rspec-rails'
+gem 'rake', '>= 13'
+gem 'rubocop-packaging', '~> 0.5', '>= 0.5.2'
+# Skip some bad releases of standard
+gem 'standard', '>= 1.35.1', '!= 1.41.1', '!= 1.42.0'