lib/tasks/db.rake in migrant-1.1.2 vs lib/tasks/db.rake in migrant-1.2.0

@@ -10,7 +10,19 @@
         puts "Migrated. Now, cloning out to the test database."
         Rake::Task['db:test:clone'].invoke
       end
     end
   end
+  
+  desc "Provides a shortcut to rolling back and discarding the last migration"
+  task :downgrade => :environment do
+    Rake::Task['db:rollback'].invoke
+    Dir.chdir(Rails.root.join('db', 'migrate')) do
+      last_migration = Dir.glob('*.rb').sort.last and
+      File.unlink(last_migration) and
+      puts "Removed #{Dir.pwd}/#{last_migration}."      
+    end
+  
+    Rake::Task['db:test:clone'].invoke unless ENV['RAILS_ENV']
+  end
 end