class Addressable::URI

def origin=(new_origin)
  if new_origin
    if !new_origin.respond_to?(:to_str)
      raise TypeError, "Can't convert #{new_origin.class} into String."
    end
    new_origin = new_origin.to_str
    new_scheme = new_origin[/^([^:\/?#]+):\/\//, 1]
    unless new_scheme
      raise InvalidURIError, 'An origin cannot omit the scheme.'
    end
    new_host = new_origin[/:\/\/([^\/?#:]+)/, 1]
    unless new_host
      raise InvalidURIError, 'An origin cannot omit the host.'
    end
    new_port = new_origin[/:([^:@\[\]\/]*?)$/, 1]
  end
  self.scheme = defined?(new_scheme) ? new_scheme : nil
  self.host = defined?(new_host) ? new_host : nil
  self.port = defined?(new_port) ? new_port : nil
  self.userinfo = nil
  # Reset dependent values
  remove_instance_variable(:@userinfo) if defined?(@userinfo)
  remove_instance_variable(:@normalized_userinfo) if defined?(@normalized_userinfo)
  remove_instance_variable(:@authority) if defined?(@authority)
  remove_instance_variable(:@normalized_authority) if defined?(@normalized_authority)
  remove_composite_values
  # Ensure we haven't created an invalid URI
  validate()
end