lib/generators/partisan/templates/migration.rb in partisan-0.4.1 vs lib/generators/partisan/templates/migration.rb in partisan-0.4.2

@@ -2,14 +2,15 @@
   def up
     create_table :follows do |t|
       t.references :followable, polymorphic: true
       t.references :follower, polymorphic: true
 
-      t.timestamps
+      t.timestamps null: false
     end
 
-    add_index :follows, ['follower_id', 'follower_type'],     name: 'index_partisan_followers'
+    add_index :follows, ['follower_id', 'follower_type'], name: 'index_partisan_followers'
     add_index :follows, ['followable_id', 'followable_type'], name: 'index_partisan_followables'
+    add_index :follows, ['follower_id', 'follower_type', 'followable_id', 'follower_type'], name: 'index_partisan_unique_follow', unique: true
   end
 
   def down
     drop_table :follows
   end