1 files changed, 88 insertions, 0 deletions
diff --git a/railties/lib/rails/tasks/engine.rake b/railties/lib/rails/tasks/engine.rake
new file mode 100644
index 0000000000..8d77904210
--- /dev/null
+++ b/railties/lib/rails/tasks/engine.rake
@@ -0,0 +1,88 @@
+# frozen_string_literal: true
+
+task "load_app" do
+  namespace :app do
+    load APP_RAKEFILE
+
+    desc "Update some initially generated files"
+    task update: [ "update:bin" ]
+
+    namespace :update do
+      require "rails/engine/updater"
+      # desc "Adds new executables to the engine bin/ directory"
+      task :bin do
+        Rails::Engine::Updater.run(:create_bin_files)
+      end
+    end
+  end
+  task environment: "app:environment"
+
+  if !defined?(ENGINE_ROOT) || !ENGINE_ROOT
+    ENGINE_ROOT = find_engine_path(APP_RAKEFILE)
+  end
+end
+
+def app_task(name)
+  task name => [:load_app, "app:db:#{name}"]
+end
+
+namespace :db do
+  app_task "reset"
+
+  desc "Migrate the database (options: VERSION=x, VERBOSE=false)."
+  app_task "migrate"
+  app_task "migrate:up"
+  app_task "migrate:down"
+  app_task "migrate:redo"
+  app_task "migrate:reset"
+
+  desc "Display status of migrations"
+  app_task "migrate:status"
+
+  desc "Create the database from config/database.yml for the current Rails.env (use db:create:all to create all databases in the config)"
+  app_task "create"
+  app_task "create:all"
+
+  desc "Drops the database for the current Rails.env (use db:drop:all to drop all databases)"
+  app_task "drop"
+  app_task "drop:all"
+
+  desc "Load fixtures into the current environment's database."
+  app_task "fixtures:load"
+
+  desc "Rolls the schema back to the previous version (specify steps w/ STEP=n)."
+  app_task "rollback"
+
+  desc "Create a db/schema.rb file that can be portably used against any database supported by Active Record"
+  app_task "schema:dump"
+
+  desc "Load a schema.rb file into the database"
+  app_task "schema:load"
+
+  desc "Load the seed data from db/seeds.rb"
+  app_task "seed"
+
+  desc "Create the database, load the schema, and initialize with the seed data (use db:reset to also drop the database first)"
+  app_task "setup"
+
+  desc "Dump the database structure to an SQL file"
+  app_task "structure:dump"
+
+  desc "Retrieves the current schema version number"
+  app_task "version"
+
+  # desc 'Load the test schema'
+  app_task "test:prepare"
+end
+
+def find_engine_path(path)
+  return File.expand_path(Dir.pwd) if path == "/"
+
+  if Rails::Engine.find(path)
+    path
+  else
+    find_engine_path(File.expand_path("..", path))
+  end
+end
+
+Rake.application.invoke_task(:load_app)