Work with ActiveRecord::Store

.ruby-version

@@ -1 +1 @@
-2.5.3
+2.7.2

.travis.yml

@@ -1,7 +1,7 @@
 sudo: false
 language: ruby
 rvm:
-  - 2.5.3
-before_install: gem install bundler -v 1.16.1
+  - 2.7.2
+before_install: gem install bundler -v 2.2.17
 script:
-  - bundle exec rake
+  - bundle exec rake

Gemfile.lock

@@ -2,51 +2,50 @@ PATH
   remote: .
   specs:
     nullifyable (0.1.0)
-      activerecord (>= 4.0)
+      activerecord (>= 6.1)
 
 GEM
   remote: https://rubygems.org/
   specs:
-    activemodel (5.2.2)
-      activesupport (= 5.2.2)
-    activerecord (5.2.2)
-      activemodel (= 5.2.2)
-      activesupport (= 5.2.2)
-      arel (>= 9.0)
-    activesupport (5.2.2)
+    activemodel (6.1.3.2)
+      activesupport (= 6.1.3.2)
+    activerecord (6.1.3.2)
+      activemodel (= 6.1.3.2)
+      activesupport (= 6.1.3.2)
+    activesupport (6.1.3.2)
       concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (>= 0.7, < 2)
-      minitest (~> 5.1)
-      tzinfo (~> 1.1)
+      i18n (>= 1.6, < 2)
+      minitest (>= 5.1)
+      tzinfo (~> 2.0)
+      zeitwerk (~> 2.3)
     ansi (1.5.0)
-    arel (9.0.0)
-    builder (3.2.3)
-    concurrent-ruby (1.1.4)
-    i18n (1.3.0)
+    builder (3.2.4)
+    concurrent-ruby (1.1.8)
+    i18n (1.8.10)
       concurrent-ruby (~> 1.0)
-    minitest (5.11.3)
-    minitest-reporters (1.3.5)
+    minitest (5.14.4)
+    minitest-reporters (1.4.3)
       ansi
       builder
       minitest (>= 5.0)
       ruby-progressbar
-    rake (10.5.0)
-    ruby-progressbar (1.10.0)
-    sqlite3 (1.3.13)
-    thread_safe (0.3.6)
-    tzinfo (1.2.5)
-      thread_safe (~> 0.1)
+    rake (13.0.3)
+    ruby-progressbar (1.11.0)
+    sqlite3 (1.4.2)
+    tzinfo (2.0.4)
+      concurrent-ruby (~> 1.0)
+    zeitwerk (2.4.2)
 
 PLATFORMS
-  ruby
+  x86_64-linux
 
 DEPENDENCIES
-  bundler (~> 1.16)
-  minitest (~> 5.0)
-  minitest-reporters (~> 1.3)
+  bundler (~> 2.2)
+  minitest (~> 5.14)
+  minitest-reporters (~> 1.4)
   nullifyable!
-  rake (~> 10.0)
-  sqlite3 (~> 1.3)
+  rake (~> 13.0)
+  sqlite3 (~> 1.4)
 
 BUNDLED WITH
-   1.16.1
+   2.2.17

lib/nullifyable.rb

@@ -6,7 +6,7 @@ module Nullifyable
 
   module ClassMethods
     attr_reader :nullifyable_attributes
-    
+
     private
 
     def nullify(*attributes)
@@ -19,9 +19,12 @@ def nullify(*attributes)
   end
 
   private
+
   def nullify_blank_fields
+    return if self.class.nullifyable_attributes.blank?
+
     self.class.nullifyable_attributes.each do |attr|
-      self[attr] = nil if self[attr].blank?
-    end if self.class.nullifyable_attributes.present?
+      send("#{attr}=", nil) if send(attr).blank?
+    end
   end
 end

nullifyable.gemspec

@@ -21,11 +21,11 @@ Gem::Specification.new do |spec|
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.add_dependency "activerecord", ">= 4.0"
+  spec.add_dependency "activerecord", ">= 6.1"
 
-  spec.add_development_dependency "bundler", "~> 1.16"
-  spec.add_development_dependency "rake", "~> 10.0"
-  spec.add_development_dependency "minitest", "~> 5.0"
-  spec.add_development_dependency 'minitest-reporters', '~> 1.3'
-  spec.add_development_dependency 'sqlite3', '~> 1.3'
+  spec.add_development_dependency "bundler", "~> 2.2"
+  spec.add_development_dependency "rake", "~> 13.0"
+  spec.add_development_dependency "minitest", "~> 5.14"
+  spec.add_development_dependency 'minitest-reporters', '~> 1.4'
+  spec.add_development_dependency 'sqlite3', '~> 1.4'
 end

test/nullifyable_test.rb

@@ -18,16 +18,31 @@ def test_it_nullify_blank_string
     assert_nil user.first_name
   end
 
+  def test_it_nullify_blank_string_for_ar_store
+    user = User.create!(email: "[email protected]", external_id: "")
+    assert_nil user.external_id
+  end
+
   def test_it_nullify_space_string
     user = User.create!(email: "[email protected]", first_name: " ")
     assert_nil user.first_name
   end
 
+  def test_it_nullify_space_string_for_ar_store
+    user = User.create!(email: "[email protected]", external_id: " ")
+    assert_nil user.external_id
+  end
+
   def test_it_does_not_nullify_zero
     user = User.create!(email: "[email protected]", first_name: 0)
     assert_equal "0", user.first_name
   end
 
+  def test_it_does_not_nullify_zero_for_ar_store
+    user = User.create!(email: "[email protected]", external_id: 0)
+    assert_equal 0, user.external_id
+  end
+
   def test_it_nullify_multiple_attributes
     user = User.create!(email: "[email protected]", first_name: "", last_name: "")
     assert_nil user.first_name

test/test_helper.rb

@@ -14,7 +14,9 @@
 
 class User < ActiveRecord::Base
   include Nullifyable
-  nullify :first_name, :last_name
+  nullify :first_name, :last_name, :external_id
+
+  store_accessor :metadata, :external_id
 end
 
 def setup_db
@@ -24,6 +26,7 @@ def setup_db
         t.string :email, :limit => 255, :null => false
         t.string :first_name, :limit => 100, :null => true
         t.string :last_name, :limit => 100, :null => true
+        t.json :metadata, default: {}, null: false
       end
     end
   end