Remove Rails 5.0 support (#1428)

* Remove rails_lt_5? method

* Remove rails_5_x? method

* Remove conditionals for rails version equal to or greater than 5

* Remove Rails 5.0 support

.github/workflows/ci.yml

@@ -33,7 +33,6 @@ jobs:
           - rails_6_0
           - rails_5_2
           - rails_5_1
-          - rails_5_0
         adapter:
           - sqlite3
           - postgresql

Appraisals

@@ -23,25 +23,6 @@ shared_dependencies = proc do
   instance_eval(&shared_test_dependencies)
 end
 
-appraise 'rails_5_0' do
-  instance_eval(&shared_dependencies)
-  instance_eval(&controller_test_dependency)
-
-  gem 'rails', '5.0.7.2'
-  gem 'puma', '~> 3.0'
-  gem 'sass-rails', '~> 5.0'
-  gem 'jquery-rails'
-  gem 'turbolinks', '~> 5'
-  gem 'jbuilder', '~> 2.5'
-  gem 'bcrypt', '~> 3.1.7'
-  gem 'listen', '~> 3.0.5'
-  gem 'spring-watcher-listen', '~> 2.0.0'
-
-  # Database adapters
-  gem 'pg', '~> 0.18'
-  gem 'sqlite3', '~> 1.3.6'
-end
-
 appraise 'rails_5_1' do
   instance_eval(&shared_dependencies)
   instance_eval(&controller_test_dependency)

README.md

@@ -469,7 +469,7 @@ machine, understanding the codebase, and creating a good pull request.
 ## Compatibility
 
 Shoulda Matchers is tested and supported against Ruby 2.6+, Rails
-5.0+, RSpec 3.x, and Minitest 5.x.
+5.1+, RSpec 3.x, and Minitest 5.x.
 
 - For Ruby < 2.4 and Rails < 4.1 compatibility, please use [v3.1.3][v3.1.3].
 - For Ruby < 3.0 and Rails < 6.1 compatibility, please use [v4.5.1][v4.5.1].

shoulda-matchers.gemspec

@@ -37,5 +37,5 @@ Gem::Specification.new do |s|
   s.require_paths = ['lib']
 
   s.required_ruby_version = '>= 2.6.0'
-  s.add_dependency('activesupport', '>= 5.0.0')
+  s.add_dependency('activesupport', '>= 5.1.0')
 end