class HTTP::Client

def verify_connection!(uri)
  if default_options.persistent? && uri.origin != default_options.persistent
    raise StateError, "Persistence is enabled for #{default_options.persistent}, but we got #{uri.origin}"
  end
  # We re-create the connection object because we want to let prior requests
  # lazily load the body as long as possible, and this mimics prior functionality.
  return close if @connection && (!@connection.keep_alive? || @connection.expired?)
  # If we get into a bad state (eg, Timeout.timeout ensure being killed)
  # close the connection to prevent potential for mixed responses.
  return close if @state == :dirty
end