A singleton class for Rails apps to generate URLs easily from anywhere in their app.

router.rb

# frozen_string_literal: true

module Router
  class << self
    include Rails.application.routes.url_helpers

    def default_url_options
      Rails.application.config.action_controller.default_url_options || {}
    end

    def asset_url(source, options = {})
      ActionController::Base.helpers.asset_url(source, options.merge(default_url_options))
    end
  end
end