class ActionDispatch::Cookies::AbstractCookieJar

def [](name)
  if data = @parent_jar[name.to_s]
    result = parse(name, data, purpose: "cookie.#{name}")
    if result.nil?
      parse(name, data)
    else
      result
    end
  end
end

def []=(name, options)
  if options.is_a?(Hash)
    options.symbolize_keys!
  else
    options = { value: options }
  end
  commit(name, options)
  @parent_jar[name] = options
end

def commit(name, options); end

def cookie_metadata(name, options)
  expiry_options(options).tap do |metadata|
    metadata[:purpose] = "cookie.#{name}" if request.use_cookies_with_metadata
  end
end

def expiry_options(options)
  if options[:expires].respond_to?(:from_now)
    { expires_in: options[:expires] }
  else
    { expires_at: options[:expires] }
  end
end

def initialize(parent_jar)
  @parent_jar = parent_jar
end

def parse(name, data, purpose: nil); data; end

def request; @parent_jar.request; end