# frozen_string_literal: true

class Async::ResultNotification
  extend Forwardable

  def initialize
    @channel = Async::Channel.new
  end

  def signal(item = nil)
    @channel << (block_given? ? yield : item)
  rescue Async::Stop, StandardError => e
    @channel.error(e)
  end

  def_delegator :@channel, :dequeue, :wait
end