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module Photocase
  class Application < Rails::Application
    # Load core extensions from <tt>lib/core_ext</tt> and all sub folders
    # as the very first initializer.
    initializer 'photocase.core_extensions', before: :load_config_initializers do |app|
      Dir.glob(Rails.root.join('lib', 'core_ext', '**', '*.rb')).each{ |f| require f}
    end

    ...
  end
end