code for blog post

1.rb

class SomethingImporter
  def self.call(arg)
    new(arg).call
  end
  
  def initialize(arg)
    @arg = arg
  end

  def call
    do_initial_things
    do_secondary_things
    finalize_some_things
    validate_everything_went_well
  end
  
  private
  ...
end