adds polymorphic option to association definition which includes association type in serializer

regen gemlock

regen gemlock

better variable naming

rubocop fixes

adds to changelog

adds empty relationship and has_many polymorph tests

indent

test cleaning

-rubocop

rubocop

rubocop

rubocop

changelog

remove silly .DS

fix roque failure

fix

test/fixtures/active_record.rb

@@ -24,6 +24,16 @@ ActiveRecord::Schema.define do
     t.string :email
     t.timestamp null: false
   end
+  create_table :object_tags, force: true do |t|
+    t.string :poly_tag_id
+    t.string :taggable_type
+    t.string :taggable_id
+    t.timestamp null: false
+  end
+  create_table :poly_tags, force: true do |t|
+    t.string :phrase
+    t.timestamp null: false
+  end
   create_table :pictures, force: true do |t|
     t.string :title
     t.string :imageable_type

test/fixtures/poro.rb

@@ -70,10 +70,21 @@ end
 
 class Employee < ActiveRecord::Base
   has_many :pictures, as: :imageable
+  has_many :object_tags, as: :taggable
+end
+
+class ObjectTag < ActiveRecord::Base
+  belongs_to :poly_tag
+  belongs_to :taggable, polymorphic: true
 end
 
 class Picture < ActiveRecord::Base
   belongs_to :imageable, polymorphic: true
+  has_many :object_tags, as: :taggable
+end
+
+class PolyTag < ActiveRecord::Base
+  has_many :object_tags
 end
 
 module Spam; end
@@ -245,7 +256,23 @@ end
 PolymorphicBelongsToSerializer = Class.new(ActiveModel::Serializer) do
   attributes :id, :title
 
-  has_one :imageable, serializer: PolymorphicHasManySerializer
+  has_one :imageable, serializer: PolymorphicHasManySerializer, polymorphic: true
+end
+
+PolymorphicSimpleSerializer = Class.new(ActiveModel::Serializer) do
+  attributes :id
+end
+
+PolymorphicObjectTagSerializer = Class.new(ActiveModel::Serializer) do
+  attributes :id
+
+  has_many :taggable, serializer: PolymorphicSimpleSerializer, polymorphic: true
+end
+
+PolymorphicTagSerializer = Class.new(ActiveModel::Serializer) do
+  attributes :id, :phrase
+
+  has_many :object_tags, serializer: PolymorphicObjectTagSerializer
 end
 
 Spam::UnrelatedLinkSerializer = Class.new(ActiveModel::Serializer) do