Compatability with Rails 5.2's ActiveModel::Dirty

.rubocop.yml

@@ -2,6 +2,7 @@ AllCops:
   Exclude:
     - modis.gemspec
     - vendor/**/*
+    - gemfiles/**/*
 
 LineLength:
   Enabled: false

.ruby-version

@@ -1 +1 @@
-2.4.1
+2.5.3

.travis.yml

@@ -1,12 +1,25 @@
+language: ruby
+
 sudo: false
+
+cache: bundler
+
 services:
-- redis-server
-language: ruby
+  - redis-server
+
 rvm:
-- 2.2.4
-- 2.3.0
-- 2.4.0
-- jruby-9.1.9.0
+  - 2.3.8
+  - 2.4.5
+  - 2.5.3
+  - jruby-9.1.17.0
+  - jruby-9.2.5.0
+
+gemfile:
+  - gemfiles/rails_42.gemfile
+  - gemfiles/rails_50.gemfile
+  - gemfiles/rails_51.gemfile
+  - gemfiles/rails_52.gemfile
+
 env:
   global:
     secure: LrTz0Pq2ibNZuKDhdzcrvEUSNxUpPopEq9aJeCxy3UpV0v4vpHBtWV0S6zofvf98g/RkZ6cGI1u+0H578dHgE6pWTo+iR8LAwqPKofrFIWRkeo+M77Vs5swahb3mQyPOcig1hfVWDm25MsojePYm70eBIcBU55NWImtdePXfiU0=

CHANGELOG.md

@@ -1,3 +1,10 @@
+## Unreleased
+
+- Drop support for any Ruby < 2.3 and Rails < 4.2.
+- Add support for Rails 5.2
+- Resolve some Rubocop lint violations
+- Test combinations of Ruby and Rails versions in CI
+
 ## v2.1.0
 
 - Add `enable_all_index` option to allow disabling the `all` keys. [#7](https://github.com/ileitch/modis/pull/7)

Gemfile

@@ -2,18 +2,4 @@
 
 source 'https://rubygems.org'
 
-gem 'rake'
-gem 'rspec'
-
-platform :mri do
-  gem 'cane'
-  gem 'codeclimate-test-reporter', require: nil
-  gem 'rubocop', '0.61.1', require: false
-  gem 'simplecov', require: false
-end
-
-platform :mri_21 do
-  gem 'stackprof'
-end
-
 gemspec

README.md

@@ -8,7 +8,7 @@ ActiveModel + Redis with the aim to mimic ActiveRecord where possible.
 
 ## Requirements
 
-Modis supports CRuby 2.2.2+ and jRuby 9k+
+Modis supports any actively supported Ruby and Ruby on Rails versions. As of 2018-12-19, that means CRuby 2.3+ and jRuby 9k+, as well as Rails 4.2+.
 
 ## Installation
 

gemfiles/rails_42.gemfile

@@ -0,0 +1,8 @@
+# frozen_string_literal: true
+
+source 'https://rubygems.org'
+
+gem 'activemodel', '~> 4.2.0'
+gem 'activesupport', '~> 4.2.0'
+
+gemspec path: '../'

gemfiles/rails_50.gemfile

@@ -0,0 +1,8 @@
+# frozen_string_literal: true
+
+source 'https://rubygems.org'
+
+gem 'activemodel', '~> 5.0.0'
+gem 'activesupport', '~> 5.0.0'
+
+gemspec path: '../'

gemfiles/rails_51.gemfile

@@ -0,0 +1,8 @@
+# frozen_string_literal: true
+
+source 'https://rubygems.org'
+
+gem 'activemodel', '~> 5.1.0'
+gem 'activesupport', '~> 5.1.0'
+
+gemspec path: '../'

gemfiles/rails_52.gemfile

@@ -0,0 +1,8 @@
+# frozen_string_literal: true
+
+source 'https://rubygems.org'
+
+gem 'activemodel', '~> 5.2.0'
+gem 'activesupport', '~> 5.2.0'
+
+gemspec path: '../'

lib/modis/attribute.rb

@@ -19,8 +19,6 @@ def self.included(base)
 
     module ClassMethods
       def bootstrap_attributes(parent = nil)
-        attr_reader :attributes
-
         class << self
           attr_accessor :attributes, :attributes_with_defaults
         end
@@ -73,6 +71,10 @@ def #{name}=(value)
       end
     end
 
+    def attributes
+      @modis_attributes
+    end
+
     def assign_attributes(hash)
       hash.each do |k, v|
         setter = "#{k}="
@@ -96,12 +98,8 @@ def set_sti_type
       write_attribute(:type, self.class.name)
     end
 
-    def reset_changes
-      @changed_attributes = nil
-    end
-
     def apply_defaults
-      @attributes = Hash[self.class.attributes_with_defaults]
+      @modis_attributes = Hash[self.class.attributes_with_defaults]
     end
   end
 end

lib/modis/model.rb

@@ -35,7 +35,7 @@ def initialize(record = nil, options = {})
       apply_defaults
       set_sti_type
       assign_attributes(record) if record
-      reset_changes
+      changes_applied
 
       return unless options.key?(:new_record)
 

lib/modis/persistence.rb

@@ -180,7 +180,7 @@ def create_or_update(args = {})
       future = persist
 
       if future && (future == :unchanged || future.value == 'OK')
-        reset_changes
+        changes_applied
         @new_record = false
         true
       else

modis.gemspec

@@ -18,8 +18,10 @@ Gem::Specification.new do |gem|
   gem.test_files    = gem.files.grep(%r{^(test|spec|features)/})
   gem.require_paths = ["lib"]
 
-  gem.add_runtime_dependency 'activemodel', ['>= 3.0', '< 5.2']
-  gem.add_runtime_dependency 'activesupport', ['>= 3.0', '< 5.2']
+  gem.required_ruby_version = ">= 2.3.0"
+
+  gem.add_runtime_dependency 'activemodel', ['>= 4.2']
+  gem.add_runtime_dependency 'activesupport', ['>= 4.2']
   gem.add_runtime_dependency 'redis', '>= 3.0'
   gem.add_runtime_dependency 'hiredis', '>= 0.5'
   gem.add_runtime_dependency 'connection_pool', '>= 2'
@@ -30,4 +32,11 @@ Gem::Specification.new do |gem|
   else
     gem.add_runtime_dependency 'msgpack', '>= 0.5'
   end
+
+  gem.add_development_dependency 'rake'
+  gem.add_development_dependency 'rspec'
+  gem.add_development_dependency 'codeclimate-test-reporter'
+  gem.add_development_dependency 'cane'
+  gem.add_development_dependency 'rubocop', '0.61.1'
+  gem.add_development_dependency 'simplecov'
 end