Gab Social. All are welcome.

lib/generators/post_deployment_migration_generator.rb

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+require 'rails/generators'
+
+module Rails
+  class PostDeploymentMigrationGenerator < Rails::Generators::NamedBase
+    def create_migration_file
+      timestamp = Time.zone.now.strftime('%Y%m%d%H%M%S')
+
+      template 'migration.rb', "db/post_migrate/#{timestamp}_#{file_name}.rb"
+    end
+
+    def migration_class_name
+      file_name.camelize
+    end
+  end
+end