class Addressable::URI

def path=(new_path)
  if new_path && !new_path.respond_to?(:to_str)
    raise TypeError, "Can't convert #{new_path.class} into String."
  end
  @path = (new_path || EMPTY_STR).to_str
  if !@path.empty? && @path[0..0] != SLASH && host != nil
    @path = "/#{@path}"
  end
  # Reset dependent values
  remove_instance_variable(:@normalized_path) if defined?(@normalized_path)
  remove_composite_values
  # Ensure we haven't created an invalid URI
  validate()
end