class Github::PageIterator

def get_page(page_number)
  # Find URI that we can work with, if we cannot get the first or the
  # last page URI then there is only one page.
  page_uri = first_page_uri || last_page_uri
  return nil unless page_uri
  params = parse_query URI(page_uri).query
  params['page']     = page_number
  params['per_page'] = parse_per_page_number(page_uri)
  response = page_request URI(page_uri).path, params
  update_page_links response.links
  response
end