rails_auto_reloader.rb

require 'auto_reloader'

module RailsAutoReloader
  def self.activate
    AutoReloader.activate reloadable_paths: ['lib']
  end

  class Middleware
    def initialize(app)
      @app = app
    end

    def call(env)
      AutoReloader.reload! do
        @app.call(env)
      end
    end
  end

  module Console
    def ar!(print=true)
      puts "Reloading AutoReloader..." if print
      AutoReloader.reload!(onchange: false)
      reload!(print)
    end
  end
end