app/models/province.rb in china_regions-1.0.2 vs app/models/province.rb in china_regions-1.0.3

@@ -1,6 +1,13 @@
 # frozen_string_literal: true
 
 class Province < ApplicationRecord
+  # Validations
+  validates :code, presence: true
+  validates :name, presence: true, uniqueness: {
+    case_sensitive: false
+  }
+
+  # Relationships
   has_many :cities, dependent: :destroy
   has_many :districts, through: :cities
 end