class NewsFeedPolicy < ApplicationPolicy def index? true if user.try(:has_role?, 'Librarian') end def show? true if user.try(:has_role?, 'Librarian') end def create? true if user.try(:has_role?, 'Administrator') end def update? true if user.try(:has_role?, 'Administrator') end def destroy? true if user.try(:has_role?, 'Administrator') end end