coryodaniel/regulator

#!/usr/bin/env ruby

require "bundler/setup"
require "regulator"

# You can add fixtures and/or initialization code here to make experimenting
# with your gem easier. You can also use a different console, if you like.
class Project;end;
class User;end;

class ProjectPolicy < Struct.new(:user, :project);end;
class LegacyProjectPolicy < Struct.new(:user, :project);end;

class ApplicationController
  def current_user
    User.new
  end
end

class ProjectsController < ApplicationController
  include Regulator
end

module Api
  class UserPolicy < Struct.new(:user, :record);end;

  class BaseController < ApplicationController
    include Regulator
  end

  module V2
    class UserPolicy < Struct.new(:user, :record);end;
    class ProjectsController < Api::BaseController
      def self.policy_class
        ProjectPolicy
      end
    end

    class UsersController < Api::BaseController
    end
  end

  class UsersController < Api::BaseController
  end

  class ProjectsController < Api::BaseController
    def self.policy_class
      LegacyProjectPolicy
    end
  end
end

ProjectsController.new.policy_namespace #=> nil
Api::ProjectsController.new.policy_namespace #=> Api
Api::V2::ProjectsController.new.policy_namespace #=> Api::V2

ProjectsController.new.policy(Project) #=> ProjectPolicy
Api::ProjectsController.new.policy(Project) #=> LegacyProjectPolicy
Api::V2::ProjectsController.new.policy(Project) #=> ProjectPolicy

Api::UsersController.new.policy(User) #=> Api::UserPolicy
Api::V2::UsersController.new.policy(User) #=> Api::V2::UserPolicy

require "pry"
Pry.start