Drop support for Ruby 2.2/2.3 & Rails 4.0/4.1 + run tests against Rails 6

.travis.yml

@@ -4,44 +4,27 @@ sudo: false
 
 cache: bundler
 
-before_install:
-  - ruby .ci/prepare
-
 script:
-  - "ruby -e \"RUBY_VERSION == '2.6.3' ? system('bundle exec rubocop') : exit(0)\""
+  - "ruby -e \"RUBY_VERSION == '2.6.4' ? system('bundle exec rubocop') : exit(0)\""
   - bundle exec rake spec
 
 rvm:
-  - 2.2.10
-  - 2.3.8
-  - 2.4.6
-  - 2.5.5
-  - 2.6.3
+  - 2.4.7
+  - 2.5.6
+  - 2.6.4
 
 gemfile:
-  - gemfiles/rails_4.0.gemfile
-  - gemfiles/rails_4.1.gemfile
   - gemfiles/rails_4.2.gemfile
   - gemfiles/rails_5.0.gemfile
   - gemfiles/rails_5.1.gemfile
   - gemfiles/rails_5.2.gemfile
+  - gemfiles/rails_6.0.gemfile
 
 matrix:
   exclude:
-  # Rails 4.0 and 4.1 requires an old version of `json` gem, which isn't compatible with Ruby 2.4+
-  # https://github.com/flori/json/issues/308
-  - rvm: 2.4.6
-    gemfile: gemfiles/rails_4.0.gemfile
-  - rvm: 2.4.6
-    gemfile: gemfiles/rails_4.1.gemfile
-  - rvm: 2.5.5
-    gemfile: gemfiles/rails_4.0.gemfile
-  - rvm: 2.5.5
-    gemfile: gemfiles/rails_4.1.gemfile
-  - rvm: 2.6.3
-    gemfile: gemfiles/rails_4.0.gemfile
-  - rvm: 2.6.3
-    gemfile: gemfiles/rails_4.1.gemfile
+  # Rails 6 requires Ruby 2.5+
+  - rvm: 2.4.7
+    gemfile: gemfiles/rails_6.0.gemfile
 
 addons:
   code_climate:

Appraisals

@@ -4,7 +4,7 @@ require 'json'
 rails_versions = JSON.parse(Net::HTTP.get(URI('https://rubygems.org/api/v1/versions/rails.json')))
   .group_by { |version| version['number'] }.keys.reject { |key| key =~ /rc|racecar|beta|pre/ }
 
-%w[4.0 4.1 4.2 5.0 5.1 5.2].each do |version|
+%w[4.2 5.0 5.1 5.2 6.0].each do |version|
   appraise "rails_#{version}" do
     current_version = rails_versions
       .select { |key| key.match(/\A#{version}/) }

Gemfile.lock

@@ -2,16 +2,17 @@ PATH
   remote: .
   specs:
     enumerate_it (2.0.0)
-      activesupport (>= 4.0.0)
+      activesupport (>= 4.2.0)
 
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (5.2.3)
+    activesupport (6.0.0)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
+      zeitwerk (~> 2.1, >= 2.1.8)
     appraisal (2.2.0)
       bundler
       rake
@@ -22,31 +23,31 @@ GEM
     diff-lcs (1.3)
     i18n (1.6.0)
       concurrent-ruby (~> 1.0)
-    jaro_winkler (1.5.2)
+    jaro_winkler (1.5.3)
     method_source (0.9.2)
     minitest (5.11.3)
     parallel (1.17.0)
-    parser (2.6.3.0)
+    parser (2.6.4.1)
       ast (~> 2.4.0)
     pry (0.12.2)
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     rainbow (3.0.0)
-    rake (12.3.2)
+    rake (12.3.3)
     rspec (3.8.0)
       rspec-core (~> 3.8.0)
       rspec-expectations (~> 3.8.0)
       rspec-mocks (~> 3.8.0)
-    rspec-core (3.8.0)
+    rspec-core (3.8.2)
       rspec-support (~> 3.8.0)
-    rspec-expectations (3.8.3)
+    rspec-expectations (3.8.4)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.8.0)
-    rspec-mocks (3.8.0)
+    rspec-mocks (3.8.1)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.8.0)
-    rspec-support (3.8.0)
-    rubocop (0.69.0)
+    rspec-support (3.8.2)
+    rubocop (0.74.0)
       jaro_winkler (~> 1.5.1)
       parallel (~> 1.10)
       parser (>= 2.6)
@@ -55,13 +56,14 @@ GEM
       unicode-display_width (>= 1.4.0, < 1.7)
     rubocop-rspec (1.33.0)
       rubocop (>= 0.60.0)
-    ruby-progressbar (1.10.0)
+    ruby-progressbar (1.10.1)
     thor (0.20.3)
     thread_safe (0.3.6)
     tzinfo (1.2.5)
       thread_safe (~> 0.1)
     unicode-display_width (1.6.0)
-    wwtd (1.3.0)
+    wwtd (1.4.0)
+    zeitwerk (2.1.10)
 
 PLATFORMS
   ruby
@@ -78,4 +80,4 @@ DEPENDENCIES
   wwtd
 
 BUNDLED WITH
-   2.0.1
+   2.0.2

README.md

@@ -528,7 +528,7 @@ Changes are maintained under [Releases page](https://github.com/lucascaton/enume
 * Fork the project.
 * Make your feature addition or bug fix.
 * Add tests for it. This is important so we don't break it in a future version unintentionally.
-* [Optional] Run the tests agaist a specific Gemfile: `$ bundle exec appraisal rails_5.2 rake spec`.
+* [Optional] Run the tests agaist a specific Gemfile: `$ bundle exec appraisal rails_6.0 rake spec`.
 * Run the tests agaist all supported versions: `$ bundle exec rake` (or `$ bundle exec wwtd`)
 * Commit, but please do not mess with `Rakefile`, version, or history.
 * Send a Pull Request. Bonus points for topic branches.

enumerate_it.gemspec

@@ -12,14 +12,14 @@ Gem::Specification.new do |gem|
   gem.name          = 'enumerate_it'
   gem.require_paths = ['lib']
   gem.version       = EnumerateIt::VERSION
-  gem.required_ruby_version = '>= 2.2.0'
+  gem.required_ruby_version = '>= 2.4.7'
 
   gem.metadata = {
     'source_code_uri' => 'https://github.com/lucascaton/enumerate_it',
     'changelog_uri' => 'https://github.com/lucascaton/enumerate_it/releases'
   }
 
-  gem.add_dependency 'activesupport', '>= 4.0.0'
+  gem.add_dependency 'activesupport', '>= 4.2.0'
 
   gem.add_development_dependency 'appraisal'
   gem.add_development_dependency 'bundler'

gemfiles/rails_4.0.gemfile → gemfiles/rails_6.0.gemfile

@@ -2,8 +2,8 @@
 
 source 'https://rubygems.org'
 
-gem 'activerecord', '~> 4.0.13'
-gem 'activesupport', '~> 4.0.13'
-gem 'sqlite3', '< 1.4'
+gem 'activerecord', '~> 6.0.0'
+gem 'activesupport', '~> 6.0.0'
+gem 'sqlite3', '~> 1.4.1'
 
 gemspec path: '../'