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【Rails】lib配下にクラスを自作し読み込む方法

Last updated at Posted at 2021-11-15

環境

Ruby 3.0.2
Rails 6.1.4.1

rakeタスク内のメソッドをクラスに切り出してリファクタリングしたいときに使える。

lib/tasks/XXXXXX.rake
namespace :XXXXXX do
  task hogehoge: :environment do
    hogehoge = Hogehoge.new
  end
end
lib/hogehoge.rb
class Hogehoge
  def hugahuga
    ...
  end
end

設定方法

config/application.rb
module Futurama
  class Application < Rails::Application
    ...
    config.paths.add 'lib', eager_load: true
  end
end

参考

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