[rails] app下に新しく置いたディレクトリがロードされない時

現象

appの下にservicesというディレクトリを置いてもロードされず、NameError: uninitialized constantでクラスが読めません。

環境

• Ruby 2.3.3
• Rails 5.0.1

結論

Springを一度停止したところloadされるようになりました。

Before

server git:(master) ➜  bin/rails runner 'puts ActiveSupport::Dependencies.autoload_paths'
Running via Spring preloader in process 54908
/Users/y1row/src/github.com/app/server/app/assets
/Users/y1row/src/github.com/app/server/app/channels
/Users/y1row/src/github.com/app/server/app/controllers
/Users/y1row/src/github.com/app/server/app/controllers/concerns
/Users/y1row/src/github.com/app/server/app/helpers
/Users/y1row/src/github.com/app/server/app/jobs
/Users/y1row/src/github.com/app/server/app/mailers
/Users/y1row/src/github.com/app/server/app/models
/Users/y1row/src/github.com/app/server/app/models/concerns
/Users/y1row/src/github.com/app/server/app/serializers

Spring停止

server git:(master) ➜  bin/spring stop
Spring stopped.

After

server git:(master) ➜  bin/rails runner 'puts ActiveSupport::Dependencies.autoload_paths'
Running via Spring preloader in process 54986
/Users/y1row/src/github.com/app/server/app/assets
/Users/y1row/src/github.com/app/server/app/channels
/Users/y1row/src/github.com/app/server/app/controllers
/Users/y1row/src/github.com/app/server/app/controllers/concerns
/Users/y1row/src/github.com/app/server/app/helpers
/Users/y1row/src/github.com/app/server/app/jobs
/Users/y1row/src/github.com/app/server/app/mailers
/Users/y1row/src/github.com/app/server/app/models
/Users/y1row/src/github.com/app/server/app/models/concerns
/Users/y1row/src/github.com/app/server/app/serializers
/Users/y1row/src/github.com/app/server/app/services ←増えた