get_rails_routes.rb

routes = Rails.application.routes.routes.map do |route|
  path = route.path.spec.to_s.gsub(/\(\.:format\)/, "")
  params = path.scan(/:([a-zA-Z_]+)/).flatten.collect(&:to_sym)
  verb = %W{ GET POST PUT PATCH DELETE }.grep(route.verb).first.downcase.to_sym
  action = route.defaults[:action]
  controller = route.defaults[:controller]
  { 
      #path: path,
      verb: verb,
      action: action && action.to_sym,
      controller: controller,
      params: params
  }
end