ref: no more need block config

lib/rating.rb

@@ -1,15 +1,6 @@
 # frozen_string_literal: true
 
 module Rating
-  class << self
-    def config
-      @config ||= Config.new
-    end
-
-    def configure
-      yield config
-    end
-  end
 end
 
 require 'rating/config'

lib/rating/config.rb

@@ -1,7 +1,9 @@
 # frozen_string_literal: true
 
 module Rating
-  class Config
+  module Config
+    module_function
+
     def config
       @config ||= begin
         file_path = File.expand_path('config/rating.yml')

lib/rating/models/rating/rate.rb

@@ -3,7 +3,7 @@
 module Rating
   class Rate < ActiveRecord::Base
     self.table_name_prefix = 'rating_'
-    self.table_name        = ::Rating.config.rate_table
+    self.table_name        = ::Rating::Config.rate_table
 
     after_save :update_rating
 

lib/rating/models/rating/rating.rb

@@ -3,7 +3,7 @@
 module Rating
   class Rating < ActiveRecord::Base
     self.table_name_prefix = 'rating_'
-    self.table_name        = ::Rating.config.rating_table
+    self.table_name        = ::Rating::Config.rating_table
 
     belongs_to :resource,  polymorphic: true
     belongs_to :scopeable, polymorphic: true