gistfile1.txt

require 'celluloid'

module CellMixin
  include Celluloid # seems to have no effect

  def foo
    p Celluloid.current_actor # causes Celluloid::NotActorError
  end
end

class Cell
  # uncommenting this gets rid of the Celluloid::NotActorError
  #include Celluloid

  include CellMixin
end

cell = Cell.new
cell.foo