class Rspec::Generators::MailerGenerator

def generate_fixtures_files
  actions.each do |action|
    @action, @path = action, File.join(file_path, action)
    template "fixture", target_path("fixtures", @path)
  end
end

def generate_mailer_spec
  template "mailer_spec.rb", target_path('mailers', class_path, "#{file_name}_spec.rb")
end

def generate_preview_files
  return unless RSpec::Rails::FeatureCheck.has_action_mailer_preview?
  template "preview.rb", target_path("mailers/previews", class_path, "#{file_name}_preview.rb")
end